From 3ac52b2e7623152f177670549b780492a0447c12 Mon Sep 17 00:00:00 2001 From: Fred Sundvik Date: Wed, 6 Jul 2016 13:09:51 +0300 Subject: Remove serial_link .gitignore and .gitmodules --- quantum/serial_link/.gitignore | 1 - quantum/serial_link/.gitmodules | 3 --- 2 files changed, 4 deletions(-) delete mode 100644 quantum/serial_link/.gitignore delete mode 100644 quantum/serial_link/.gitmodules (limited to 'quantum/serial_link') diff --git a/quantum/serial_link/.gitignore b/quantum/serial_link/.gitignore deleted file mode 100644 index 2d68e206e8..0000000000 --- a/quantum/serial_link/.gitignore +++ /dev/null @@ -1 +0,0 @@ -*.stackdump diff --git a/quantum/serial_link/.gitmodules b/quantum/serial_link/.gitmodules deleted file mode 100644 index 991cfe96d7..0000000000 --- a/quantum/serial_link/.gitmodules +++ /dev/null @@ -1,3 +0,0 @@ -[submodule "cgreen/cgreen"] - path = cgreen/cgreen - url = http://github.com/cgreen-devs/cgreen -- cgit v1.2.3 From c5bf090d16cf1fc4d8186f1e8fbbd62457e72da6 Mon Sep 17 00:00:00 2001 From: Fred Sundvik Date: Wed, 6 Jul 2016 13:10:30 +0300 Subject: Remove CGreen make files --- quantum/serial_link/cgreen/Makefile | 38 ------------------------------- quantum/serial_link/cgreen/Makefile.build | 33 --------------------------- quantum/serial_link/cgreen/cgreen | 1 - 3 files changed, 72 deletions(-) delete mode 100644 quantum/serial_link/cgreen/Makefile delete mode 100644 quantum/serial_link/cgreen/Makefile.build delete mode 160000 quantum/serial_link/cgreen/cgreen (limited to 'quantum/serial_link') diff --git a/quantum/serial_link/cgreen/Makefile b/quantum/serial_link/cgreen/Makefile deleted file mode 100644 index 6b31a3f923..0000000000 --- a/quantum/serial_link/cgreen/Makefile +++ /dev/null @@ -1,38 +0,0 @@ -# This Makefile ensures that the build is made out of source in a subdirectory called 'build' -# If it doesn't exist, it is created and a Makefile created there (from Makefile.build) -# -# This Makefile also contains delegation of the most common make commands -# -# If you have cmake installed you should be able to do: -# -# make -# make test -# make install -# make package -# -# That should build cgreen for C and C++, run some tests, install it locally and -# generate two distributable packages. - -all: build - cd $(CGREEN_BUILD_DIR); make all - -test: build - cd $(CGREEN_BUILD_DIR); make test - -clean: build - cd $(CGREEN_BUILD_DIR); make clean - -package: build - cd $(CGREEN_BUILD_DIR); make package - -install: - cd $(CGREEN_BUILD_DIR); make install - -############# Internal - -build: - mkdir -p $(CGREEN_BUILD_DIR) - cp Makefile.build $(CGREEN_BUILD_DIR)/Makefile - - -.SILENT: diff --git a/quantum/serial_link/cgreen/Makefile.build b/quantum/serial_link/cgreen/Makefile.build deleted file mode 100644 index f76165244c..0000000000 --- a/quantum/serial_link/cgreen/Makefile.build +++ /dev/null @@ -1,33 +0,0 @@ -# This Makefile is copied from the cgreen top directory (where it is -# named Makefile.build) and put in a subdirectory called 'build' where -# builds are made This Makefile then automatically creates -# subdirectories for C and C++ builds configuring them using the cmake -# command. Once created you can always tweak the cmake setup as with -# any cmake build directory - -all: build-c build-c++ - for d in build-* ; do cd $$d; make ; cd .. ; done - -clean: - for d in build-* ; do cd $$d; make clean ; cd .. ; done - -check test: - for d in build-* ; do cd $$d; make check ; cd .. ; done - -package: - for d in build-* ; do cd $$d; make package ; cd .. ; done - -install: - for d in build-* ; do cd $$d; make install ; cd .. ; done - -############ Internal - -build-c: - mkdir build-c - cd build-c; cmake -G "Unix Makefiles" $(CGREEN_DIR) - -build-c++: - mkdir build-c++ - cd build-c++; cmake -G "Unix Makefiles" -DWITH_CXX:bool=ON $(CGREEN_DIR) - -.SILENT: diff --git a/quantum/serial_link/cgreen/cgreen b/quantum/serial_link/cgreen/cgreen deleted file mode 160000 index d4d438dda1..0000000000 --- a/quantum/serial_link/cgreen/cgreen +++ /dev/null @@ -1 +0,0 @@ -Subproject commit d4d438dda1b7131f0bd0530b2c258e9dea6a2a9f -- cgit v1.2.3 From d5e7603d551a31836bf0c59db259ddc3593a1aa7 Mon Sep 17 00:00:00 2001 From: Fred Sundvik Date: Wed, 6 Jul 2016 13:26:20 +0300 Subject: Remove extra serial_link subdirectory --- quantum/serial_link/README.md | 2 +- quantum/serial_link/protocol/byte_stuffer.c | 145 ++++++ quantum/serial_link/protocol/byte_stuffer.h | 34 ++ quantum/serial_link/protocol/frame_router.c | 69 +++ quantum/serial_link/protocol/frame_router.h | 38 ++ quantum/serial_link/protocol/frame_validator.c | 121 +++++ quantum/serial_link/protocol/frame_validator.h | 34 ++ quantum/serial_link/protocol/physical.h | 30 ++ quantum/serial_link/protocol/transport.c | 124 +++++ quantum/serial_link/protocol/transport.h | 151 ++++++ .../serial_link/protocol/triple_buffered_object.c | 78 ++++ .../serial_link/protocol/triple_buffered_object.h | 51 +++ quantum/serial_link/serial_link.mk | 27 -- .../serial_link/protocol/byte_stuffer.c | 145 ------ .../serial_link/protocol/byte_stuffer.h | 34 -- .../serial_link/protocol/frame_router.c | 69 --- .../serial_link/protocol/frame_router.h | 38 -- .../serial_link/protocol/frame_validator.c | 121 ----- .../serial_link/protocol/frame_validator.h | 34 -- .../serial_link/serial_link/protocol/physical.h | 30 -- .../serial_link/serial_link/protocol/transport.c | 124 ----- .../serial_link/serial_link/protocol/transport.h | 151 ------ .../serial_link/protocol/triple_buffered_object.c | 78 ---- .../serial_link/protocol/triple_buffered_object.h | 51 --- .../serial_link/serial_link/system/serial_link.c | 265 ----------- .../serial_link/serial_link/system/serial_link.h | 63 --- quantum/serial_link/serial_link/tests/Makefile | 61 --- .../serial_link/tests/byte_stuffer_tests.c | 506 --------------------- .../serial_link/tests/frame_router_tests.c | 231 ---------- .../serial_link/tests/frame_validator_tests.c | 101 ---- .../serial_link/tests/transport_tests.c | 168 ------- .../tests/triple_buffered_object_tests.c | 82 ---- quantum/serial_link/serial_link_tests.mk | 34 -- quantum/serial_link/system/serial_link.c | 265 +++++++++++ quantum/serial_link/system/serial_link.h | 63 +++ quantum/serial_link/tests/Makefile | 61 +++ quantum/serial_link/tests/byte_stuffer_tests.c | 506 +++++++++++++++++++++ quantum/serial_link/tests/frame_router_tests.c | 231 ++++++++++ quantum/serial_link/tests/frame_validator_tests.c | 101 ++++ quantum/serial_link/tests/transport_tests.c | 168 +++++++ .../tests/triple_buffered_object_tests.c | 82 ++++ 41 files changed, 2353 insertions(+), 2414 deletions(-) create mode 100644 quantum/serial_link/protocol/byte_stuffer.c create mode 100644 quantum/serial_link/protocol/byte_stuffer.h create mode 100644 quantum/serial_link/protocol/frame_router.c create mode 100644 quantum/serial_link/protocol/frame_router.h create mode 100644 quantum/serial_link/protocol/frame_validator.c create mode 100644 quantum/serial_link/protocol/frame_validator.h create mode 100644 quantum/serial_link/protocol/physical.h create mode 100644 quantum/serial_link/protocol/transport.c create mode 100644 quantum/serial_link/protocol/transport.h create mode 100644 quantum/serial_link/protocol/triple_buffered_object.c create mode 100644 quantum/serial_link/protocol/triple_buffered_object.h delete mode 100644 quantum/serial_link/serial_link.mk delete mode 100644 quantum/serial_link/serial_link/protocol/byte_stuffer.c delete mode 100644 quantum/serial_link/serial_link/protocol/byte_stuffer.h delete mode 100644 quantum/serial_link/serial_link/protocol/frame_router.c delete mode 100644 quantum/serial_link/serial_link/protocol/frame_router.h delete mode 100644 quantum/serial_link/serial_link/protocol/frame_validator.c delete mode 100644 quantum/serial_link/serial_link/protocol/frame_validator.h delete mode 100644 quantum/serial_link/serial_link/protocol/physical.h delete mode 100644 quantum/serial_link/serial_link/protocol/transport.c delete mode 100644 quantum/serial_link/serial_link/protocol/transport.h delete mode 100644 quantum/serial_link/serial_link/protocol/triple_buffered_object.c delete mode 100644 quantum/serial_link/serial_link/protocol/triple_buffered_object.h delete mode 100644 quantum/serial_link/serial_link/system/serial_link.c delete mode 100644 quantum/serial_link/serial_link/system/serial_link.h delete mode 100644 quantum/serial_link/serial_link/tests/Makefile delete mode 100644 quantum/serial_link/serial_link/tests/byte_stuffer_tests.c delete mode 100644 quantum/serial_link/serial_link/tests/frame_router_tests.c delete mode 100644 quantum/serial_link/serial_link/tests/frame_validator_tests.c delete mode 100644 quantum/serial_link/serial_link/tests/transport_tests.c delete mode 100644 quantum/serial_link/serial_link/tests/triple_buffered_object_tests.c delete mode 100644 quantum/serial_link/serial_link_tests.mk create mode 100644 quantum/serial_link/system/serial_link.c create mode 100644 quantum/serial_link/system/serial_link.h create mode 100644 quantum/serial_link/tests/Makefile create mode 100644 quantum/serial_link/tests/byte_stuffer_tests.c create mode 100644 quantum/serial_link/tests/frame_router_tests.c create mode 100644 quantum/serial_link/tests/frame_validator_tests.c create mode 100644 quantum/serial_link/tests/transport_tests.c create mode 100644 quantum/serial_link/tests/triple_buffered_object_tests.c (limited to 'quantum/serial_link') diff --git a/quantum/serial_link/README.md b/quantum/serial_link/README.md index 94af9125ce..e8490e290d 100644 --- a/quantum/serial_link/README.md +++ b/quantum/serial_link/README.md @@ -1 +1 @@ -# tmk_serial_link \ No newline at end of file +# qmk_serial_link \ No newline at end of file diff --git a/quantum/serial_link/protocol/byte_stuffer.c b/quantum/serial_link/protocol/byte_stuffer.c new file mode 100644 index 0000000000..fb4c45a8dc --- /dev/null +++ b/quantum/serial_link/protocol/byte_stuffer.c @@ -0,0 +1,145 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#include "serial_link/protocol/byte_stuffer.h" +#include "serial_link/protocol/frame_validator.h" +#include "serial_link/protocol/physical.h" +#include + +// This implements the "Consistent overhead byte stuffing protocol" +// https://en.wikipedia.org/wiki/Consistent_Overhead_Byte_Stuffing +// http://www.stuartcheshire.org/papers/COBSforToN.pdf + +#define MAX_FRAME_SIZE 1024 +#define NUM_LINKS 2 + +typedef struct byte_stuffer_state { + uint16_t next_zero; + uint16_t data_pos; + bool long_frame; + uint8_t data[MAX_FRAME_SIZE]; +}byte_stuffer_state_t; + +static byte_stuffer_state_t states[NUM_LINKS]; + +void init_byte_stuffer_state(byte_stuffer_state_t* state) { + state->next_zero = 0; + state->data_pos = 0; + state->long_frame = false; +} + +void init_byte_stuffer(void) { + int i; + for (i=0;inext_zero == 0) { + state->next_zero = data; + state->long_frame = data == 0xFF; + state->data_pos = 0; + return; + } + + state->next_zero--; + if (data == 0) { + if (state->next_zero == 0) { + // The frame is completed + if (state->data_pos > 0) { + validator_recv_frame(link, state->data, state->data_pos); + } + } + else { + // The frame is invalid, so reset + init_byte_stuffer_state(state); + } + } + else { + if (state->data_pos == MAX_FRAME_SIZE) { + // We exceeded our maximum frame size + // therefore there's nothing else to do than reset to a new frame + state->next_zero = data; + state->long_frame = data == 0xFF; + state->data_pos = 0; + } + else if (state->next_zero == 0) { + if (state->long_frame) { + // This is part of a long frame, so continue + state->next_zero = data; + state->long_frame = data == 0xFF; + } + else { + // Special case for zeroes + state->next_zero = data; + state->data[state->data_pos++] = 0; + } + } + else { + state->data[state->data_pos++] = data; + } + } +} + +static void send_block(uint8_t link, uint8_t* start, uint8_t* end, uint8_t num_non_zero) { + send_data(link, &num_non_zero, 1); + if (end > start) { + send_data(link, start, end-start); + } +} + +void byte_stuffer_send_frame(uint8_t link, uint8_t* data, uint16_t size) { + const uint8_t zero = 0; + if (size > 0) { + uint16_t num_non_zero = 1; + uint8_t* end = data + size; + uint8_t* start = data; + while (data < end) { + if (num_non_zero == 0xFF) { + // There's more data after big non-zero block + // So send it, and start a new block + send_block(link, start, data, num_non_zero); + start = data; + num_non_zero = 1; + } + else { + if (*data == 0) { + // A zero encountered, so send the block + send_block(link, start, data, num_non_zero); + start = data + 1; + num_non_zero = 1; + } + else { + num_non_zero++; + } + ++data; + } + } + send_block(link, start, data, num_non_zero); + send_data(link, &zero, 1); + } +} diff --git a/quantum/serial_link/protocol/byte_stuffer.h b/quantum/serial_link/protocol/byte_stuffer.h new file mode 100644 index 0000000000..2cc88beb42 --- /dev/null +++ b/quantum/serial_link/protocol/byte_stuffer.h @@ -0,0 +1,34 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#ifndef SERIAL_LINK_BYTE_STUFFER_H +#define SERIAL_LINK_BYTE_STUFFER_H + +#include + +void init_byte_stuffer(void); +void byte_stuffer_recv_byte(uint8_t link, uint8_t data); +void byte_stuffer_send_frame(uint8_t link, uint8_t* data, uint16_t size); + +#endif diff --git a/quantum/serial_link/protocol/frame_router.c b/quantum/serial_link/protocol/frame_router.c new file mode 100644 index 0000000000..04b8c2e75c --- /dev/null +++ b/quantum/serial_link/protocol/frame_router.c @@ -0,0 +1,69 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#include "serial_link/protocol/frame_router.h" +#include "serial_link/protocol/transport.h" +#include "serial_link/protocol/frame_validator.h" + +static bool is_master; + +void router_set_master(bool master) { + is_master = master; +} + +void route_incoming_frame(uint8_t link, uint8_t* data, uint16_t size){ + if (is_master) { + if (link == DOWN_LINK) { + transport_recv_frame(data[size-1], data, size - 1); + } + } + else { + if (link == UP_LINK) { + if (data[size-1] & 1) { + transport_recv_frame(0, data, size - 1); + } + data[size-1] >>= 1; + validator_send_frame(DOWN_LINK, data, size); + } + else { + data[size-1]++; + validator_send_frame(UP_LINK, data, size); + } + } +} + +void router_send_frame(uint8_t destination, uint8_t* data, uint16_t size) { + if (destination == 0) { + if (!is_master) { + data[size] = 1; + validator_send_frame(UP_LINK, data, size + 1); + } + } + else { + if (is_master) { + data[size] = destination; + validator_send_frame(DOWN_LINK, data, size + 1); + } + } +} diff --git a/quantum/serial_link/protocol/frame_router.h b/quantum/serial_link/protocol/frame_router.h new file mode 100644 index 0000000000..712250ff35 --- /dev/null +++ b/quantum/serial_link/protocol/frame_router.h @@ -0,0 +1,38 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#ifndef SERIAL_LINK_FRAME_ROUTER_H +#define SERIAL_LINK_FRAME_ROUTER_H + +#include +#include + +#define UP_LINK 0 +#define DOWN_LINK 1 + +void router_set_master(bool master); +void route_incoming_frame(uint8_t link, uint8_t* data, uint16_t size); +void router_send_frame(uint8_t destination, uint8_t* data, uint16_t size); + +#endif diff --git a/quantum/serial_link/protocol/frame_validator.c b/quantum/serial_link/protocol/frame_validator.c new file mode 100644 index 0000000000..474f80ee8e --- /dev/null +++ b/quantum/serial_link/protocol/frame_validator.c @@ -0,0 +1,121 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#include "serial_link/protocol/frame_validator.h" +#include "serial_link/protocol/frame_router.h" +#include "serial_link/protocol/byte_stuffer.h" +#include + +const uint32_t poly8_lookup[256] = +{ + 0, 0x77073096, 0xEE0E612C, 0x990951BA, + 0x076DC419, 0x706AF48F, 0xE963A535, 0x9E6495A3, + 0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988, + 0x09B64C2B, 0x7EB17CBD, 0xE7B82D07, 0x90BF1D91, + 0x1DB71064, 0x6AB020F2, 0xF3B97148, 0x84BE41DE, + 0x1ADAD47D, 0x6DDDE4EB, 0xF4D4B551, 0x83D385C7, + 0x136C9856, 0x646BA8C0, 0xFD62F97A, 0x8A65C9EC, + 0x14015C4F, 0x63066CD9, 0xFA0F3D63, 0x8D080DF5, + 0x3B6E20C8, 0x4C69105E, 0xD56041E4, 0xA2677172, + 0x3C03E4D1, 0x4B04D447, 0xD20D85FD, 0xA50AB56B, + 0x35B5A8FA, 0x42B2986C, 0xDBBBC9D6, 0xACBCF940, + 0x32D86CE3, 0x45DF5C75, 0xDCD60DCF, 0xABD13D59, + 0x26D930AC, 0x51DE003A, 0xC8D75180, 0xBFD06116, + 0x21B4F4B5, 0x56B3C423, 0xCFBA9599, 0xB8BDA50F, + 0x2802B89E, 0x5F058808, 0xC60CD9B2, 0xB10BE924, + 0x2F6F7C87, 0x58684C11, 0xC1611DAB, 0xB6662D3D, + 0x76DC4190, 0x01DB7106, 0x98D220BC, 0xEFD5102A, + 0x71B18589, 0x06B6B51F, 0x9FBFE4A5, 0xE8B8D433, + 0x7807C9A2, 0x0F00F934, 0x9609A88E, 0xE10E9818, + 0x7F6A0DBB, 0x086D3D2D, 0x91646C97, 0xE6635C01, + 0x6B6B51F4, 0x1C6C6162, 0x856530D8, 0xF262004E, + 0x6C0695ED, 0x1B01A57B, 0x8208F4C1, 0xF50FC457, + 0x65B0D9C6, 0x12B7E950, 0x8BBEB8EA, 0xFCB9887C, + 0x62DD1DDF, 0x15DA2D49, 0x8CD37CF3, 0xFBD44C65, + 0x4DB26158, 0x3AB551CE, 0xA3BC0074, 0xD4BB30E2, + 0x4ADFA541, 0x3DD895D7, 0xA4D1C46D, 0xD3D6F4FB, + 0x4369E96A, 0x346ED9FC, 0xAD678846, 0xDA60B8D0, + 0x44042D73, 0x33031DE5, 0xAA0A4C5F, 0xDD0D7CC9, + 0x5005713C, 0x270241AA, 0xBE0B1010, 0xC90C2086, + 0x5768B525, 0x206F85B3, 0xB966D409, 0xCE61E49F, + 0x5EDEF90E, 0x29D9C998, 0xB0D09822, 0xC7D7A8B4, + 0x59B33D17, 0x2EB40D81, 0xB7BD5C3B, 0xC0BA6CAD, + 0xEDB88320, 0x9ABFB3B6, 0x03B6E20C, 0x74B1D29A, + 0xEAD54739, 0x9DD277AF, 0x04DB2615, 0x73DC1683, + 0xE3630B12, 0x94643B84, 0x0D6D6A3E, 0x7A6A5AA8, + 0xE40ECF0B, 0x9309FF9D, 0x0A00AE27, 0x7D079EB1, + 0xF00F9344, 0x8708A3D2, 0x1E01F268, 0x6906C2FE, + 0xF762575D, 0x806567CB, 0x196C3671, 0x6E6B06E7, + 0xFED41B76, 0x89D32BE0, 0x10DA7A5A, 0x67DD4ACC, + 0xF9B9DF6F, 0x8EBEEFF9, 0x17B7BE43, 0x60B08ED5, + 0xD6D6A3E8, 0xA1D1937E, 0x38D8C2C4, 0x4FDFF252, + 0xD1BB67F1, 0xA6BC5767, 0x3FB506DD, 0x48B2364B, + 0xD80D2BDA, 0xAF0A1B4C, 0x36034AF6, 0x41047A60, + 0xDF60EFC3, 0xA867DF55, 0x316E8EEF, 0x4669BE79, + 0xCB61B38C, 0xBC66831A, 0x256FD2A0, 0x5268E236, + 0xCC0C7795, 0xBB0B4703, 0x220216B9, 0x5505262F, + 0xC5BA3BBE, 0xB2BD0B28, 0x2BB45A92, 0x5CB36A04, + 0xC2D7FFA7, 0xB5D0CF31, 0x2CD99E8B, 0x5BDEAE1D, + 0x9B64C2B0, 0xEC63F226, 0x756AA39C, 0x026D930A, + 0x9C0906A9, 0xEB0E363F, 0x72076785, 0x05005713, + 0x95BF4A82, 0xE2B87A14, 0x7BB12BAE, 0x0CB61B38, + 0x92D28E9B, 0xE5D5BE0D, 0x7CDCEFB7, 0x0BDBDF21, + 0x86D3D2D4, 0xF1D4E242, 0x68DDB3F8, 0x1FDA836E, + 0x81BE16CD, 0xF6B9265B, 0x6FB077E1, 0x18B74777, + 0x88085AE6, 0xFF0F6A70, 0x66063BCA, 0x11010B5C, + 0x8F659EFF, 0xF862AE69, 0x616BFFD3, 0x166CCF45, + 0xA00AE278, 0xD70DD2EE, 0x4E048354, 0x3903B3C2, + 0xA7672661, 0xD06016F7, 0x4969474D, 0x3E6E77DB, + 0xAED16A4A, 0xD9D65ADC, 0x40DF0B66, 0x37D83BF0, + 0xA9BCAE53, 0xDEBB9EC5, 0x47B2CF7F, 0x30B5FFE9, + 0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6, + 0xBAD03605, 0xCDD70693, 0x54DE5729, 0x23D967BF, + 0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94, + 0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D +}; + +static uint32_t crc32_byte(uint8_t *p, uint32_t bytelength) +{ + uint32_t crc = 0xffffffff; + while (bytelength-- !=0) crc = poly8_lookup[((uint8_t) crc ^ *(p++))] ^ (crc >> 8); + // return (~crc); also works + return (crc ^ 0xffffffff); +} + +void validator_recv_frame(uint8_t link, uint8_t* data, uint16_t size) { + if (size > 4) { + uint32_t frame_crc; + memcpy(&frame_crc, data + size -4, 4); + uint32_t expected_crc = crc32_byte(data, size - 4); + if (frame_crc == expected_crc) { + route_incoming_frame(link, data, size-4); + } + } +} + +void validator_send_frame(uint8_t link, uint8_t* data, uint16_t size) { + uint32_t crc = crc32_byte(data, size); + memcpy(data + size, &crc, 4); + byte_stuffer_send_frame(link, data, size + 4); +} diff --git a/quantum/serial_link/protocol/frame_validator.h b/quantum/serial_link/protocol/frame_validator.h new file mode 100644 index 0000000000..4a910d510b --- /dev/null +++ b/quantum/serial_link/protocol/frame_validator.h @@ -0,0 +1,34 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#ifndef SERIAL_LINK_FRAME_VALIDATOR_H +#define SERIAL_LINK_FRAME_VALIDATOR_H + +#include + +void validator_recv_frame(uint8_t link, uint8_t* data, uint16_t size); +// The buffer pointed to by the data needs 4 additional bytes +void validator_send_frame(uint8_t link, uint8_t* data, uint16_t size); + +#endif diff --git a/quantum/serial_link/protocol/physical.h b/quantum/serial_link/protocol/physical.h new file mode 100644 index 0000000000..425e06cdd2 --- /dev/null +++ b/quantum/serial_link/protocol/physical.h @@ -0,0 +1,30 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#ifndef SERIAL_LINK_PHYSICAL_H +#define SERIAL_LINK_PHYSICAL_H + +void send_data(uint8_t link, const uint8_t* data, uint16_t size); + +#endif diff --git a/quantum/serial_link/protocol/transport.c b/quantum/serial_link/protocol/transport.c new file mode 100644 index 0000000000..f418d11ceb --- /dev/null +++ b/quantum/serial_link/protocol/transport.c @@ -0,0 +1,124 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#include "serial_link/protocol/transport.h" +#include "serial_link/protocol/frame_router.h" +#include "serial_link/protocol/triple_buffered_object.h" +#include + +#define MAX_REMOTE_OBJECTS 16 +static remote_object_t* remote_objects[MAX_REMOTE_OBJECTS]; +static uint32_t num_remote_objects = 0; + +void add_remote_objects(remote_object_t** _remote_objects, uint32_t _num_remote_objects) { + unsigned int i; + for(i=0;i<_num_remote_objects;i++) { + remote_object_t* obj = _remote_objects[i]; + remote_objects[num_remote_objects++] = obj; + if (obj->object_type == MASTER_TO_ALL_SLAVES) { + triple_buffer_object_t* tb = (triple_buffer_object_t*)obj->buffer; + triple_buffer_init(tb); + uint8_t* start = obj->buffer + LOCAL_OBJECT_SIZE(obj->object_size); + tb = (triple_buffer_object_t*)start; + triple_buffer_init(tb); + } + else if(obj->object_type == MASTER_TO_SINGLE_SLAVE) { + uint8_t* start = obj->buffer; + unsigned int j; + for (j=0;jobject_size); + } + triple_buffer_object_t* tb = (triple_buffer_object_t*)start; + triple_buffer_init(tb); + } + else { + uint8_t* start = obj->buffer; + triple_buffer_object_t* tb = (triple_buffer_object_t*)start; + triple_buffer_init(tb); + start += LOCAL_OBJECT_SIZE(obj->object_size); + unsigned int j; + for (j=0;jobject_size); + } + } + } +} + +void transport_recv_frame(uint8_t from, uint8_t* data, uint16_t size) { + uint8_t id = data[size-1]; + if (id < num_remote_objects) { + remote_object_t* obj = remote_objects[id]; + if (obj->object_size == size - 1) { + uint8_t* start; + if (obj->object_type == MASTER_TO_ALL_SLAVES) { + start = obj->buffer + LOCAL_OBJECT_SIZE(obj->object_size); + } + else if(obj->object_type == SLAVE_TO_MASTER) { + start = obj->buffer + LOCAL_OBJECT_SIZE(obj->object_size); + start += (from - 1) * REMOTE_OBJECT_SIZE(obj->object_size); + } + else { + start = obj->buffer + NUM_SLAVES * LOCAL_OBJECT_SIZE(obj->object_size); + } + triple_buffer_object_t* tb = (triple_buffer_object_t*)start; + void* ptr = triple_buffer_begin_write_internal(obj->object_size, tb); + memcpy(ptr, data, size - 1); + triple_buffer_end_write_internal(tb); + } + } +} + +void update_transport(void) { + unsigned int i; + for(i=0;iobject_type == MASTER_TO_ALL_SLAVES || obj->object_type == SLAVE_TO_MASTER) { + triple_buffer_object_t* tb = (triple_buffer_object_t*)obj->buffer; + uint8_t* ptr = (uint8_t*)triple_buffer_read_internal(obj->object_size + LOCAL_OBJECT_EXTRA, tb); + if (ptr) { + ptr[obj->object_size] = i; + uint8_t dest = obj->object_type == MASTER_TO_ALL_SLAVES ? 0xFF : 0; + router_send_frame(dest, ptr, obj->object_size + 1); + } + } + else { + uint8_t* start = obj->buffer; + unsigned int j; + for (j=0;jobject_size + LOCAL_OBJECT_EXTRA, tb); + if (ptr) { + ptr[obj->object_size] = i; + uint8_t dest = j + 1; + router_send_frame(dest, ptr, obj->object_size + 1); + } + start += LOCAL_OBJECT_SIZE(obj->object_size); + } + } + } +} diff --git a/quantum/serial_link/protocol/transport.h b/quantum/serial_link/protocol/transport.h new file mode 100644 index 0000000000..9a052d8809 --- /dev/null +++ b/quantum/serial_link/protocol/transport.h @@ -0,0 +1,151 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#ifndef SERIAL_LINK_TRANSPORT_H +#define SERIAL_LINK_TRANSPORT_H + +#include "serial_link/protocol/triple_buffered_object.h" +#include "serial_link/system/serial_link.h" + +#define NUM_SLAVES 8 +#define LOCAL_OBJECT_EXTRA 16 + +// master -> slave = 1 local(target all), 1 remote object +// slave -> master = 1 local(target 0), multiple remote objects +// master -> single slave (multiple local, target id), 1 remote object +typedef enum { + MASTER_TO_ALL_SLAVES, + MASTER_TO_SINGLE_SLAVE, + SLAVE_TO_MASTER, +} remote_object_type; + +typedef struct { + remote_object_type object_type; + uint16_t object_size; + uint8_t buffer[] __attribute__((aligned(4))); +} remote_object_t; + +#define REMOTE_OBJECT_SIZE(objectsize) \ + (sizeof(triple_buffer_object_t) + objectsize * 3) +#define LOCAL_OBJECT_SIZE(objectsize) \ + (sizeof(triple_buffer_object_t) + (objectsize + LOCAL_OBJECT_EXTRA) * 3) + +#define REMOTE_OBJECT_HELPER(name, type, num_local, num_remote) \ +typedef struct { \ + remote_object_t object; \ + uint8_t buffer[ \ + num_remote * REMOTE_OBJECT_SIZE(sizeof(type)) + \ + num_local * LOCAL_OBJECT_SIZE(sizeof(type))]; \ +} remote_object_##name##_t; + +#define MASTER_TO_ALL_SLAVES_OBJECT(name, type) \ + REMOTE_OBJECT_HELPER(name, type, 1, 1) \ + remote_object_##name##_t remote_object_##name = { \ + .object = { \ + .object_type = MASTER_TO_ALL_SLAVES, \ + .object_size = sizeof(type), \ + } \ + }; \ + type* begin_write_##name(void) { \ + remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ + triple_buffer_object_t* tb = (triple_buffer_object_t*)obj->buffer; \ + return (type*)triple_buffer_begin_write_internal(sizeof(type) + LOCAL_OBJECT_EXTRA, tb); \ + }\ + void end_write_##name(void) { \ + remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ + triple_buffer_object_t* tb = (triple_buffer_object_t*)obj->buffer; \ + triple_buffer_end_write_internal(tb); \ + signal_data_written(); \ + }\ + type* read_##name(void) { \ + remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ + uint8_t* start = obj->buffer + LOCAL_OBJECT_SIZE(obj->object_size);\ + triple_buffer_object_t* tb = (triple_buffer_object_t*)start; \ + return triple_buffer_read_internal(obj->object_size, tb); \ + } + +#define MASTER_TO_SINGLE_SLAVE_OBJECT(name, type) \ + REMOTE_OBJECT_HELPER(name, type, NUM_SLAVES, 1) \ + remote_object_##name##_t remote_object_##name = { \ + .object = { \ + .object_type = MASTER_TO_SINGLE_SLAVE, \ + .object_size = sizeof(type), \ + } \ + }; \ + type* begin_write_##name(uint8_t slave) { \ + remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ + uint8_t* start = obj->buffer;\ + start += slave * LOCAL_OBJECT_SIZE(obj->object_size); \ + triple_buffer_object_t* tb = (triple_buffer_object_t*)start; \ + return (type*)triple_buffer_begin_write_internal(sizeof(type) + LOCAL_OBJECT_EXTRA, tb); \ + }\ + void end_write_##name(uint8_t slave) { \ + remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ + uint8_t* start = obj->buffer;\ + start += slave * LOCAL_OBJECT_SIZE(obj->object_size); \ + triple_buffer_object_t* tb = (triple_buffer_object_t*)start; \ + triple_buffer_end_write_internal(tb); \ + signal_data_written(); \ + }\ + type* read_##name() { \ + remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ + uint8_t* start = obj->buffer + NUM_SLAVES * LOCAL_OBJECT_SIZE(obj->object_size);\ + triple_buffer_object_t* tb = (triple_buffer_object_t*)start; \ + return triple_buffer_read_internal(obj->object_size, tb); \ + } + +#define SLAVE_TO_MASTER_OBJECT(name, type) \ + REMOTE_OBJECT_HELPER(name, type, 1, NUM_SLAVES) \ + remote_object_##name##_t remote_object_##name = { \ + .object = { \ + .object_type = SLAVE_TO_MASTER, \ + .object_size = sizeof(type), \ + } \ + }; \ + type* begin_write_##name(void) { \ + remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ + triple_buffer_object_t* tb = (triple_buffer_object_t*)obj->buffer; \ + return (type*)triple_buffer_begin_write_internal(sizeof(type) + LOCAL_OBJECT_EXTRA, tb); \ + }\ + void end_write_##name(void) { \ + remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ + triple_buffer_object_t* tb = (triple_buffer_object_t*)obj->buffer; \ + triple_buffer_end_write_internal(tb); \ + signal_data_written(); \ + }\ + type* read_##name(uint8_t slave) { \ + remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ + uint8_t* start = obj->buffer + LOCAL_OBJECT_SIZE(obj->object_size);\ + start+=slave * REMOTE_OBJECT_SIZE(obj->object_size); \ + triple_buffer_object_t* tb = (triple_buffer_object_t*)start; \ + return triple_buffer_read_internal(obj->object_size, tb); \ + } + +#define REMOTE_OBJECT(name) (remote_object_t*)&remote_object_##name + +void add_remote_objects(remote_object_t** remote_objects, uint32_t num_remote_objects); +void transport_recv_frame(uint8_t from, uint8_t* data, uint16_t size); +void update_transport(void); + +#endif diff --git a/quantum/serial_link/protocol/triple_buffered_object.c b/quantum/serial_link/protocol/triple_buffered_object.c new file mode 100644 index 0000000000..e3e8989d30 --- /dev/null +++ b/quantum/serial_link/protocol/triple_buffered_object.c @@ -0,0 +1,78 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#include "serial_link/protocol/triple_buffered_object.h" +#include "serial_link/system/serial_link.h" +#include +#include + +#define GET_READ_INDEX() object->state & 3 +#define GET_WRITE_INDEX() (object->state >> 2) & 3 +#define GET_SHARED_INDEX() (object->state >> 4) & 3 +#define GET_DATA_AVAILABLE() (object->state >> 6) & 1 + +#define SET_READ_INDEX(i) object->state = ((object->state & ~3) | i) +#define SET_WRITE_INDEX(i) object->state = ((object->state & ~(3 << 2)) | (i << 2)) +#define SET_SHARED_INDEX(i) object->state = ((object->state & ~(3 << 4)) | (i << 4)) +#define SET_DATA_AVAILABLE(i) object->state = ((object->state & ~(1 << 6)) | (i << 6)) + +void triple_buffer_init(triple_buffer_object_t* object) { + object->state = 0; + SET_WRITE_INDEX(0); + SET_READ_INDEX(1); + SET_SHARED_INDEX(2); + SET_DATA_AVAILABLE(0); +} + +void* triple_buffer_read_internal(uint16_t object_size, triple_buffer_object_t* object) { + serial_link_lock(); + if (GET_DATA_AVAILABLE()) { + uint8_t shared_index = GET_SHARED_INDEX(); + uint8_t read_index = GET_READ_INDEX(); + SET_READ_INDEX(shared_index); + SET_SHARED_INDEX(read_index); + SET_DATA_AVAILABLE(false); + serial_link_unlock(); + return object->buffer + object_size * shared_index; + } + else { + serial_link_unlock(); + return NULL; + } +} + +void* triple_buffer_begin_write_internal(uint16_t object_size, triple_buffer_object_t* object) { + uint8_t write_index = GET_WRITE_INDEX(); + return object->buffer + object_size * write_index; +} + +void triple_buffer_end_write_internal(triple_buffer_object_t* object) { + serial_link_lock(); + uint8_t shared_index = GET_SHARED_INDEX(); + uint8_t write_index = GET_WRITE_INDEX(); + SET_SHARED_INDEX(write_index); + SET_WRITE_INDEX(shared_index); + SET_DATA_AVAILABLE(true); + serial_link_unlock(); +} diff --git a/quantum/serial_link/protocol/triple_buffered_object.h b/quantum/serial_link/protocol/triple_buffered_object.h new file mode 100644 index 0000000000..2e57db3f50 --- /dev/null +++ b/quantum/serial_link/protocol/triple_buffered_object.h @@ -0,0 +1,51 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#ifndef SERIAL_LINK_TRIPLE_BUFFERED_OBJECT_H +#define SERIAL_LINK_TRIPLE_BUFFERED_OBJECT_H + +#include + +typedef struct { + uint8_t state; + uint8_t buffer[] __attribute__((aligned(4))); +}triple_buffer_object_t; + +void triple_buffer_init(triple_buffer_object_t* object); + +#define triple_buffer_begin_write(object) \ + (typeof(*object.buffer[0])*)triple_buffer_begin_write_internal(sizeof(*object.buffer[0]), (triple_buffer_object_t*)object) + +#define triple_buffer_end_write(object) \ + triple_buffer_end_write_internal((triple_buffer_object_t*)object) + +#define triple_buffer_read(object) \ + (typeof(*object.buffer[0])*)triple_buffer_read_internal(sizeof(*object.buffer[0]), (triple_buffer_object_t*)object) + +void* triple_buffer_begin_write_internal(uint16_t object_size, triple_buffer_object_t* object); +void triple_buffer_end_write_internal(triple_buffer_object_t* object); +void* triple_buffer_read_internal(uint16_t object_size, triple_buffer_object_t* object); + + +#endif diff --git a/quantum/serial_link/serial_link.mk b/quantum/serial_link/serial_link.mk deleted file mode 100644 index e164cc5ff3..0000000000 --- a/quantum/serial_link/serial_link.mk +++ /dev/null @@ -1,27 +0,0 @@ -# The MIT License (MIT) -# -# Copyright (c) 2016 Fred Sundvik -# -# Permission is hereby granted, free of charge, to any person obtaining a copy -# of this software and associated documentation files (the "Software"), to deal -# in the Software without restriction, including without limitation the rights -# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -# copies of the Software, and to permit persons to whom the Software is -# furnished to do so, subject to the following conditions: -# -# The above copyright notice and this permission notice shall be included in all -# copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -# SOFTWARE. - -UINCDIR += $(SERIAL_DIR) -SRC += $(wildcard $(SERIAL_DIR)/serial_link/protocol/*.c) -SRC += $(wildcard $(SERIAL_DIR)/serial_link/system/*.c) -SRC += serial_link_hal.c -OPT_DEFS += -DUSE_SERIAL_LINK diff --git a/quantum/serial_link/serial_link/protocol/byte_stuffer.c b/quantum/serial_link/serial_link/protocol/byte_stuffer.c deleted file mode 100644 index fb4c45a8dc..0000000000 --- a/quantum/serial_link/serial_link/protocol/byte_stuffer.c +++ /dev/null @@ -1,145 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#include "serial_link/protocol/byte_stuffer.h" -#include "serial_link/protocol/frame_validator.h" -#include "serial_link/protocol/physical.h" -#include - -// This implements the "Consistent overhead byte stuffing protocol" -// https://en.wikipedia.org/wiki/Consistent_Overhead_Byte_Stuffing -// http://www.stuartcheshire.org/papers/COBSforToN.pdf - -#define MAX_FRAME_SIZE 1024 -#define NUM_LINKS 2 - -typedef struct byte_stuffer_state { - uint16_t next_zero; - uint16_t data_pos; - bool long_frame; - uint8_t data[MAX_FRAME_SIZE]; -}byte_stuffer_state_t; - -static byte_stuffer_state_t states[NUM_LINKS]; - -void init_byte_stuffer_state(byte_stuffer_state_t* state) { - state->next_zero = 0; - state->data_pos = 0; - state->long_frame = false; -} - -void init_byte_stuffer(void) { - int i; - for (i=0;inext_zero == 0) { - state->next_zero = data; - state->long_frame = data == 0xFF; - state->data_pos = 0; - return; - } - - state->next_zero--; - if (data == 0) { - if (state->next_zero == 0) { - // The frame is completed - if (state->data_pos > 0) { - validator_recv_frame(link, state->data, state->data_pos); - } - } - else { - // The frame is invalid, so reset - init_byte_stuffer_state(state); - } - } - else { - if (state->data_pos == MAX_FRAME_SIZE) { - // We exceeded our maximum frame size - // therefore there's nothing else to do than reset to a new frame - state->next_zero = data; - state->long_frame = data == 0xFF; - state->data_pos = 0; - } - else if (state->next_zero == 0) { - if (state->long_frame) { - // This is part of a long frame, so continue - state->next_zero = data; - state->long_frame = data == 0xFF; - } - else { - // Special case for zeroes - state->next_zero = data; - state->data[state->data_pos++] = 0; - } - } - else { - state->data[state->data_pos++] = data; - } - } -} - -static void send_block(uint8_t link, uint8_t* start, uint8_t* end, uint8_t num_non_zero) { - send_data(link, &num_non_zero, 1); - if (end > start) { - send_data(link, start, end-start); - } -} - -void byte_stuffer_send_frame(uint8_t link, uint8_t* data, uint16_t size) { - const uint8_t zero = 0; - if (size > 0) { - uint16_t num_non_zero = 1; - uint8_t* end = data + size; - uint8_t* start = data; - while (data < end) { - if (num_non_zero == 0xFF) { - // There's more data after big non-zero block - // So send it, and start a new block - send_block(link, start, data, num_non_zero); - start = data; - num_non_zero = 1; - } - else { - if (*data == 0) { - // A zero encountered, so send the block - send_block(link, start, data, num_non_zero); - start = data + 1; - num_non_zero = 1; - } - else { - num_non_zero++; - } - ++data; - } - } - send_block(link, start, data, num_non_zero); - send_data(link, &zero, 1); - } -} diff --git a/quantum/serial_link/serial_link/protocol/byte_stuffer.h b/quantum/serial_link/serial_link/protocol/byte_stuffer.h deleted file mode 100644 index 2cc88beb42..0000000000 --- a/quantum/serial_link/serial_link/protocol/byte_stuffer.h +++ /dev/null @@ -1,34 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#ifndef SERIAL_LINK_BYTE_STUFFER_H -#define SERIAL_LINK_BYTE_STUFFER_H - -#include - -void init_byte_stuffer(void); -void byte_stuffer_recv_byte(uint8_t link, uint8_t data); -void byte_stuffer_send_frame(uint8_t link, uint8_t* data, uint16_t size); - -#endif diff --git a/quantum/serial_link/serial_link/protocol/frame_router.c b/quantum/serial_link/serial_link/protocol/frame_router.c deleted file mode 100644 index 04b8c2e75c..0000000000 --- a/quantum/serial_link/serial_link/protocol/frame_router.c +++ /dev/null @@ -1,69 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#include "serial_link/protocol/frame_router.h" -#include "serial_link/protocol/transport.h" -#include "serial_link/protocol/frame_validator.h" - -static bool is_master; - -void router_set_master(bool master) { - is_master = master; -} - -void route_incoming_frame(uint8_t link, uint8_t* data, uint16_t size){ - if (is_master) { - if (link == DOWN_LINK) { - transport_recv_frame(data[size-1], data, size - 1); - } - } - else { - if (link == UP_LINK) { - if (data[size-1] & 1) { - transport_recv_frame(0, data, size - 1); - } - data[size-1] >>= 1; - validator_send_frame(DOWN_LINK, data, size); - } - else { - data[size-1]++; - validator_send_frame(UP_LINK, data, size); - } - } -} - -void router_send_frame(uint8_t destination, uint8_t* data, uint16_t size) { - if (destination == 0) { - if (!is_master) { - data[size] = 1; - validator_send_frame(UP_LINK, data, size + 1); - } - } - else { - if (is_master) { - data[size] = destination; - validator_send_frame(DOWN_LINK, data, size + 1); - } - } -} diff --git a/quantum/serial_link/serial_link/protocol/frame_router.h b/quantum/serial_link/serial_link/protocol/frame_router.h deleted file mode 100644 index 712250ff35..0000000000 --- a/quantum/serial_link/serial_link/protocol/frame_router.h +++ /dev/null @@ -1,38 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#ifndef SERIAL_LINK_FRAME_ROUTER_H -#define SERIAL_LINK_FRAME_ROUTER_H - -#include -#include - -#define UP_LINK 0 -#define DOWN_LINK 1 - -void router_set_master(bool master); -void route_incoming_frame(uint8_t link, uint8_t* data, uint16_t size); -void router_send_frame(uint8_t destination, uint8_t* data, uint16_t size); - -#endif diff --git a/quantum/serial_link/serial_link/protocol/frame_validator.c b/quantum/serial_link/serial_link/protocol/frame_validator.c deleted file mode 100644 index 474f80ee8e..0000000000 --- a/quantum/serial_link/serial_link/protocol/frame_validator.c +++ /dev/null @@ -1,121 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#include "serial_link/protocol/frame_validator.h" -#include "serial_link/protocol/frame_router.h" -#include "serial_link/protocol/byte_stuffer.h" -#include - -const uint32_t poly8_lookup[256] = -{ - 0, 0x77073096, 0xEE0E612C, 0x990951BA, - 0x076DC419, 0x706AF48F, 0xE963A535, 0x9E6495A3, - 0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988, - 0x09B64C2B, 0x7EB17CBD, 0xE7B82D07, 0x90BF1D91, - 0x1DB71064, 0x6AB020F2, 0xF3B97148, 0x84BE41DE, - 0x1ADAD47D, 0x6DDDE4EB, 0xF4D4B551, 0x83D385C7, - 0x136C9856, 0x646BA8C0, 0xFD62F97A, 0x8A65C9EC, - 0x14015C4F, 0x63066CD9, 0xFA0F3D63, 0x8D080DF5, - 0x3B6E20C8, 0x4C69105E, 0xD56041E4, 0xA2677172, - 0x3C03E4D1, 0x4B04D447, 0xD20D85FD, 0xA50AB56B, - 0x35B5A8FA, 0x42B2986C, 0xDBBBC9D6, 0xACBCF940, - 0x32D86CE3, 0x45DF5C75, 0xDCD60DCF, 0xABD13D59, - 0x26D930AC, 0x51DE003A, 0xC8D75180, 0xBFD06116, - 0x21B4F4B5, 0x56B3C423, 0xCFBA9599, 0xB8BDA50F, - 0x2802B89E, 0x5F058808, 0xC60CD9B2, 0xB10BE924, - 0x2F6F7C87, 0x58684C11, 0xC1611DAB, 0xB6662D3D, - 0x76DC4190, 0x01DB7106, 0x98D220BC, 0xEFD5102A, - 0x71B18589, 0x06B6B51F, 0x9FBFE4A5, 0xE8B8D433, - 0x7807C9A2, 0x0F00F934, 0x9609A88E, 0xE10E9818, - 0x7F6A0DBB, 0x086D3D2D, 0x91646C97, 0xE6635C01, - 0x6B6B51F4, 0x1C6C6162, 0x856530D8, 0xF262004E, - 0x6C0695ED, 0x1B01A57B, 0x8208F4C1, 0xF50FC457, - 0x65B0D9C6, 0x12B7E950, 0x8BBEB8EA, 0xFCB9887C, - 0x62DD1DDF, 0x15DA2D49, 0x8CD37CF3, 0xFBD44C65, - 0x4DB26158, 0x3AB551CE, 0xA3BC0074, 0xD4BB30E2, - 0x4ADFA541, 0x3DD895D7, 0xA4D1C46D, 0xD3D6F4FB, - 0x4369E96A, 0x346ED9FC, 0xAD678846, 0xDA60B8D0, - 0x44042D73, 0x33031DE5, 0xAA0A4C5F, 0xDD0D7CC9, - 0x5005713C, 0x270241AA, 0xBE0B1010, 0xC90C2086, - 0x5768B525, 0x206F85B3, 0xB966D409, 0xCE61E49F, - 0x5EDEF90E, 0x29D9C998, 0xB0D09822, 0xC7D7A8B4, - 0x59B33D17, 0x2EB40D81, 0xB7BD5C3B, 0xC0BA6CAD, - 0xEDB88320, 0x9ABFB3B6, 0x03B6E20C, 0x74B1D29A, - 0xEAD54739, 0x9DD277AF, 0x04DB2615, 0x73DC1683, - 0xE3630B12, 0x94643B84, 0x0D6D6A3E, 0x7A6A5AA8, - 0xE40ECF0B, 0x9309FF9D, 0x0A00AE27, 0x7D079EB1, - 0xF00F9344, 0x8708A3D2, 0x1E01F268, 0x6906C2FE, - 0xF762575D, 0x806567CB, 0x196C3671, 0x6E6B06E7, - 0xFED41B76, 0x89D32BE0, 0x10DA7A5A, 0x67DD4ACC, - 0xF9B9DF6F, 0x8EBEEFF9, 0x17B7BE43, 0x60B08ED5, - 0xD6D6A3E8, 0xA1D1937E, 0x38D8C2C4, 0x4FDFF252, - 0xD1BB67F1, 0xA6BC5767, 0x3FB506DD, 0x48B2364B, - 0xD80D2BDA, 0xAF0A1B4C, 0x36034AF6, 0x41047A60, - 0xDF60EFC3, 0xA867DF55, 0x316E8EEF, 0x4669BE79, - 0xCB61B38C, 0xBC66831A, 0x256FD2A0, 0x5268E236, - 0xCC0C7795, 0xBB0B4703, 0x220216B9, 0x5505262F, - 0xC5BA3BBE, 0xB2BD0B28, 0x2BB45A92, 0x5CB36A04, - 0xC2D7FFA7, 0xB5D0CF31, 0x2CD99E8B, 0x5BDEAE1D, - 0x9B64C2B0, 0xEC63F226, 0x756AA39C, 0x026D930A, - 0x9C0906A9, 0xEB0E363F, 0x72076785, 0x05005713, - 0x95BF4A82, 0xE2B87A14, 0x7BB12BAE, 0x0CB61B38, - 0x92D28E9B, 0xE5D5BE0D, 0x7CDCEFB7, 0x0BDBDF21, - 0x86D3D2D4, 0xF1D4E242, 0x68DDB3F8, 0x1FDA836E, - 0x81BE16CD, 0xF6B9265B, 0x6FB077E1, 0x18B74777, - 0x88085AE6, 0xFF0F6A70, 0x66063BCA, 0x11010B5C, - 0x8F659EFF, 0xF862AE69, 0x616BFFD3, 0x166CCF45, - 0xA00AE278, 0xD70DD2EE, 0x4E048354, 0x3903B3C2, - 0xA7672661, 0xD06016F7, 0x4969474D, 0x3E6E77DB, - 0xAED16A4A, 0xD9D65ADC, 0x40DF0B66, 0x37D83BF0, - 0xA9BCAE53, 0xDEBB9EC5, 0x47B2CF7F, 0x30B5FFE9, - 0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6, - 0xBAD03605, 0xCDD70693, 0x54DE5729, 0x23D967BF, - 0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94, - 0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D -}; - -static uint32_t crc32_byte(uint8_t *p, uint32_t bytelength) -{ - uint32_t crc = 0xffffffff; - while (bytelength-- !=0) crc = poly8_lookup[((uint8_t) crc ^ *(p++))] ^ (crc >> 8); - // return (~crc); also works - return (crc ^ 0xffffffff); -} - -void validator_recv_frame(uint8_t link, uint8_t* data, uint16_t size) { - if (size > 4) { - uint32_t frame_crc; - memcpy(&frame_crc, data + size -4, 4); - uint32_t expected_crc = crc32_byte(data, size - 4); - if (frame_crc == expected_crc) { - route_incoming_frame(link, data, size-4); - } - } -} - -void validator_send_frame(uint8_t link, uint8_t* data, uint16_t size) { - uint32_t crc = crc32_byte(data, size); - memcpy(data + size, &crc, 4); - byte_stuffer_send_frame(link, data, size + 4); -} diff --git a/quantum/serial_link/serial_link/protocol/frame_validator.h b/quantum/serial_link/serial_link/protocol/frame_validator.h deleted file mode 100644 index 4a910d510b..0000000000 --- a/quantum/serial_link/serial_link/protocol/frame_validator.h +++ /dev/null @@ -1,34 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#ifndef SERIAL_LINK_FRAME_VALIDATOR_H -#define SERIAL_LINK_FRAME_VALIDATOR_H - -#include - -void validator_recv_frame(uint8_t link, uint8_t* data, uint16_t size); -// The buffer pointed to by the data needs 4 additional bytes -void validator_send_frame(uint8_t link, uint8_t* data, uint16_t size); - -#endif diff --git a/quantum/serial_link/serial_link/protocol/physical.h b/quantum/serial_link/serial_link/protocol/physical.h deleted file mode 100644 index 425e06cdd2..0000000000 --- a/quantum/serial_link/serial_link/protocol/physical.h +++ /dev/null @@ -1,30 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#ifndef SERIAL_LINK_PHYSICAL_H -#define SERIAL_LINK_PHYSICAL_H - -void send_data(uint8_t link, const uint8_t* data, uint16_t size); - -#endif diff --git a/quantum/serial_link/serial_link/protocol/transport.c b/quantum/serial_link/serial_link/protocol/transport.c deleted file mode 100644 index f418d11ceb..0000000000 --- a/quantum/serial_link/serial_link/protocol/transport.c +++ /dev/null @@ -1,124 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#include "serial_link/protocol/transport.h" -#include "serial_link/protocol/frame_router.h" -#include "serial_link/protocol/triple_buffered_object.h" -#include - -#define MAX_REMOTE_OBJECTS 16 -static remote_object_t* remote_objects[MAX_REMOTE_OBJECTS]; -static uint32_t num_remote_objects = 0; - -void add_remote_objects(remote_object_t** _remote_objects, uint32_t _num_remote_objects) { - unsigned int i; - for(i=0;i<_num_remote_objects;i++) { - remote_object_t* obj = _remote_objects[i]; - remote_objects[num_remote_objects++] = obj; - if (obj->object_type == MASTER_TO_ALL_SLAVES) { - triple_buffer_object_t* tb = (triple_buffer_object_t*)obj->buffer; - triple_buffer_init(tb); - uint8_t* start = obj->buffer + LOCAL_OBJECT_SIZE(obj->object_size); - tb = (triple_buffer_object_t*)start; - triple_buffer_init(tb); - } - else if(obj->object_type == MASTER_TO_SINGLE_SLAVE) { - uint8_t* start = obj->buffer; - unsigned int j; - for (j=0;jobject_size); - } - triple_buffer_object_t* tb = (triple_buffer_object_t*)start; - triple_buffer_init(tb); - } - else { - uint8_t* start = obj->buffer; - triple_buffer_object_t* tb = (triple_buffer_object_t*)start; - triple_buffer_init(tb); - start += LOCAL_OBJECT_SIZE(obj->object_size); - unsigned int j; - for (j=0;jobject_size); - } - } - } -} - -void transport_recv_frame(uint8_t from, uint8_t* data, uint16_t size) { - uint8_t id = data[size-1]; - if (id < num_remote_objects) { - remote_object_t* obj = remote_objects[id]; - if (obj->object_size == size - 1) { - uint8_t* start; - if (obj->object_type == MASTER_TO_ALL_SLAVES) { - start = obj->buffer + LOCAL_OBJECT_SIZE(obj->object_size); - } - else if(obj->object_type == SLAVE_TO_MASTER) { - start = obj->buffer + LOCAL_OBJECT_SIZE(obj->object_size); - start += (from - 1) * REMOTE_OBJECT_SIZE(obj->object_size); - } - else { - start = obj->buffer + NUM_SLAVES * LOCAL_OBJECT_SIZE(obj->object_size); - } - triple_buffer_object_t* tb = (triple_buffer_object_t*)start; - void* ptr = triple_buffer_begin_write_internal(obj->object_size, tb); - memcpy(ptr, data, size - 1); - triple_buffer_end_write_internal(tb); - } - } -} - -void update_transport(void) { - unsigned int i; - for(i=0;iobject_type == MASTER_TO_ALL_SLAVES || obj->object_type == SLAVE_TO_MASTER) { - triple_buffer_object_t* tb = (triple_buffer_object_t*)obj->buffer; - uint8_t* ptr = (uint8_t*)triple_buffer_read_internal(obj->object_size + LOCAL_OBJECT_EXTRA, tb); - if (ptr) { - ptr[obj->object_size] = i; - uint8_t dest = obj->object_type == MASTER_TO_ALL_SLAVES ? 0xFF : 0; - router_send_frame(dest, ptr, obj->object_size + 1); - } - } - else { - uint8_t* start = obj->buffer; - unsigned int j; - for (j=0;jobject_size + LOCAL_OBJECT_EXTRA, tb); - if (ptr) { - ptr[obj->object_size] = i; - uint8_t dest = j + 1; - router_send_frame(dest, ptr, obj->object_size + 1); - } - start += LOCAL_OBJECT_SIZE(obj->object_size); - } - } - } -} diff --git a/quantum/serial_link/serial_link/protocol/transport.h b/quantum/serial_link/serial_link/protocol/transport.h deleted file mode 100644 index 9a052d8809..0000000000 --- a/quantum/serial_link/serial_link/protocol/transport.h +++ /dev/null @@ -1,151 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#ifndef SERIAL_LINK_TRANSPORT_H -#define SERIAL_LINK_TRANSPORT_H - -#include "serial_link/protocol/triple_buffered_object.h" -#include "serial_link/system/serial_link.h" - -#define NUM_SLAVES 8 -#define LOCAL_OBJECT_EXTRA 16 - -// master -> slave = 1 local(target all), 1 remote object -// slave -> master = 1 local(target 0), multiple remote objects -// master -> single slave (multiple local, target id), 1 remote object -typedef enum { - MASTER_TO_ALL_SLAVES, - MASTER_TO_SINGLE_SLAVE, - SLAVE_TO_MASTER, -} remote_object_type; - -typedef struct { - remote_object_type object_type; - uint16_t object_size; - uint8_t buffer[] __attribute__((aligned(4))); -} remote_object_t; - -#define REMOTE_OBJECT_SIZE(objectsize) \ - (sizeof(triple_buffer_object_t) + objectsize * 3) -#define LOCAL_OBJECT_SIZE(objectsize) \ - (sizeof(triple_buffer_object_t) + (objectsize + LOCAL_OBJECT_EXTRA) * 3) - -#define REMOTE_OBJECT_HELPER(name, type, num_local, num_remote) \ -typedef struct { \ - remote_object_t object; \ - uint8_t buffer[ \ - num_remote * REMOTE_OBJECT_SIZE(sizeof(type)) + \ - num_local * LOCAL_OBJECT_SIZE(sizeof(type))]; \ -} remote_object_##name##_t; - -#define MASTER_TO_ALL_SLAVES_OBJECT(name, type) \ - REMOTE_OBJECT_HELPER(name, type, 1, 1) \ - remote_object_##name##_t remote_object_##name = { \ - .object = { \ - .object_type = MASTER_TO_ALL_SLAVES, \ - .object_size = sizeof(type), \ - } \ - }; \ - type* begin_write_##name(void) { \ - remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ - triple_buffer_object_t* tb = (triple_buffer_object_t*)obj->buffer; \ - return (type*)triple_buffer_begin_write_internal(sizeof(type) + LOCAL_OBJECT_EXTRA, tb); \ - }\ - void end_write_##name(void) { \ - remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ - triple_buffer_object_t* tb = (triple_buffer_object_t*)obj->buffer; \ - triple_buffer_end_write_internal(tb); \ - signal_data_written(); \ - }\ - type* read_##name(void) { \ - remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ - uint8_t* start = obj->buffer + LOCAL_OBJECT_SIZE(obj->object_size);\ - triple_buffer_object_t* tb = (triple_buffer_object_t*)start; \ - return triple_buffer_read_internal(obj->object_size, tb); \ - } - -#define MASTER_TO_SINGLE_SLAVE_OBJECT(name, type) \ - REMOTE_OBJECT_HELPER(name, type, NUM_SLAVES, 1) \ - remote_object_##name##_t remote_object_##name = { \ - .object = { \ - .object_type = MASTER_TO_SINGLE_SLAVE, \ - .object_size = sizeof(type), \ - } \ - }; \ - type* begin_write_##name(uint8_t slave) { \ - remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ - uint8_t* start = obj->buffer;\ - start += slave * LOCAL_OBJECT_SIZE(obj->object_size); \ - triple_buffer_object_t* tb = (triple_buffer_object_t*)start; \ - return (type*)triple_buffer_begin_write_internal(sizeof(type) + LOCAL_OBJECT_EXTRA, tb); \ - }\ - void end_write_##name(uint8_t slave) { \ - remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ - uint8_t* start = obj->buffer;\ - start += slave * LOCAL_OBJECT_SIZE(obj->object_size); \ - triple_buffer_object_t* tb = (triple_buffer_object_t*)start; \ - triple_buffer_end_write_internal(tb); \ - signal_data_written(); \ - }\ - type* read_##name() { \ - remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ - uint8_t* start = obj->buffer + NUM_SLAVES * LOCAL_OBJECT_SIZE(obj->object_size);\ - triple_buffer_object_t* tb = (triple_buffer_object_t*)start; \ - return triple_buffer_read_internal(obj->object_size, tb); \ - } - -#define SLAVE_TO_MASTER_OBJECT(name, type) \ - REMOTE_OBJECT_HELPER(name, type, 1, NUM_SLAVES) \ - remote_object_##name##_t remote_object_##name = { \ - .object = { \ - .object_type = SLAVE_TO_MASTER, \ - .object_size = sizeof(type), \ - } \ - }; \ - type* begin_write_##name(void) { \ - remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ - triple_buffer_object_t* tb = (triple_buffer_object_t*)obj->buffer; \ - return (type*)triple_buffer_begin_write_internal(sizeof(type) + LOCAL_OBJECT_EXTRA, tb); \ - }\ - void end_write_##name(void) { \ - remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ - triple_buffer_object_t* tb = (triple_buffer_object_t*)obj->buffer; \ - triple_buffer_end_write_internal(tb); \ - signal_data_written(); \ - }\ - type* read_##name(uint8_t slave) { \ - remote_object_t* obj = (remote_object_t*)&remote_object_##name; \ - uint8_t* start = obj->buffer + LOCAL_OBJECT_SIZE(obj->object_size);\ - start+=slave * REMOTE_OBJECT_SIZE(obj->object_size); \ - triple_buffer_object_t* tb = (triple_buffer_object_t*)start; \ - return triple_buffer_read_internal(obj->object_size, tb); \ - } - -#define REMOTE_OBJECT(name) (remote_object_t*)&remote_object_##name - -void add_remote_objects(remote_object_t** remote_objects, uint32_t num_remote_objects); -void transport_recv_frame(uint8_t from, uint8_t* data, uint16_t size); -void update_transport(void); - -#endif diff --git a/quantum/serial_link/serial_link/protocol/triple_buffered_object.c b/quantum/serial_link/serial_link/protocol/triple_buffered_object.c deleted file mode 100644 index e3e8989d30..0000000000 --- a/quantum/serial_link/serial_link/protocol/triple_buffered_object.c +++ /dev/null @@ -1,78 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#include "serial_link/protocol/triple_buffered_object.h" -#include "serial_link/system/serial_link.h" -#include -#include - -#define GET_READ_INDEX() object->state & 3 -#define GET_WRITE_INDEX() (object->state >> 2) & 3 -#define GET_SHARED_INDEX() (object->state >> 4) & 3 -#define GET_DATA_AVAILABLE() (object->state >> 6) & 1 - -#define SET_READ_INDEX(i) object->state = ((object->state & ~3) | i) -#define SET_WRITE_INDEX(i) object->state = ((object->state & ~(3 << 2)) | (i << 2)) -#define SET_SHARED_INDEX(i) object->state = ((object->state & ~(3 << 4)) | (i << 4)) -#define SET_DATA_AVAILABLE(i) object->state = ((object->state & ~(1 << 6)) | (i << 6)) - -void triple_buffer_init(triple_buffer_object_t* object) { - object->state = 0; - SET_WRITE_INDEX(0); - SET_READ_INDEX(1); - SET_SHARED_INDEX(2); - SET_DATA_AVAILABLE(0); -} - -void* triple_buffer_read_internal(uint16_t object_size, triple_buffer_object_t* object) { - serial_link_lock(); - if (GET_DATA_AVAILABLE()) { - uint8_t shared_index = GET_SHARED_INDEX(); - uint8_t read_index = GET_READ_INDEX(); - SET_READ_INDEX(shared_index); - SET_SHARED_INDEX(read_index); - SET_DATA_AVAILABLE(false); - serial_link_unlock(); - return object->buffer + object_size * shared_index; - } - else { - serial_link_unlock(); - return NULL; - } -} - -void* triple_buffer_begin_write_internal(uint16_t object_size, triple_buffer_object_t* object) { - uint8_t write_index = GET_WRITE_INDEX(); - return object->buffer + object_size * write_index; -} - -void triple_buffer_end_write_internal(triple_buffer_object_t* object) { - serial_link_lock(); - uint8_t shared_index = GET_SHARED_INDEX(); - uint8_t write_index = GET_WRITE_INDEX(); - SET_SHARED_INDEX(write_index); - SET_WRITE_INDEX(shared_index); - SET_DATA_AVAILABLE(true); - serial_link_unlock(); -} diff --git a/quantum/serial_link/serial_link/protocol/triple_buffered_object.h b/quantum/serial_link/serial_link/protocol/triple_buffered_object.h deleted file mode 100644 index 2e57db3f50..0000000000 --- a/quantum/serial_link/serial_link/protocol/triple_buffered_object.h +++ /dev/null @@ -1,51 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#ifndef SERIAL_LINK_TRIPLE_BUFFERED_OBJECT_H -#define SERIAL_LINK_TRIPLE_BUFFERED_OBJECT_H - -#include - -typedef struct { - uint8_t state; - uint8_t buffer[] __attribute__((aligned(4))); -}triple_buffer_object_t; - -void triple_buffer_init(triple_buffer_object_t* object); - -#define triple_buffer_begin_write(object) \ - (typeof(*object.buffer[0])*)triple_buffer_begin_write_internal(sizeof(*object.buffer[0]), (triple_buffer_object_t*)object) - -#define triple_buffer_end_write(object) \ - triple_buffer_end_write_internal((triple_buffer_object_t*)object) - -#define triple_buffer_read(object) \ - (typeof(*object.buffer[0])*)triple_buffer_read_internal(sizeof(*object.buffer[0]), (triple_buffer_object_t*)object) - -void* triple_buffer_begin_write_internal(uint16_t object_size, triple_buffer_object_t* object); -void triple_buffer_end_write_internal(triple_buffer_object_t* object); -void* triple_buffer_read_internal(uint16_t object_size, triple_buffer_object_t* object); - - -#endif diff --git a/quantum/serial_link/serial_link/system/serial_link.c b/quantum/serial_link/serial_link/system/serial_link.c deleted file mode 100644 index 75c7e77a76..0000000000 --- a/quantum/serial_link/serial_link/system/serial_link.c +++ /dev/null @@ -1,265 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ -#include "report.h" -#include "host_driver.h" -#include "serial_link/system/serial_link.h" -#include "hal.h" -#include "serial_link/protocol/byte_stuffer.h" -#include "serial_link/protocol/transport.h" -#include "serial_link/protocol/frame_router.h" -#include "matrix.h" -#include -#include "print.h" -#include "config.h" - -static event_source_t new_data_event; -static bool serial_link_connected; -static bool is_master = false; - -static uint8_t keyboard_leds(void); -static void send_keyboard(report_keyboard_t *report); -static void send_mouse(report_mouse_t *report); -static void send_system(uint16_t data); -static void send_consumer(uint16_t data); - -host_driver_t serial_driver = { - keyboard_leds, - send_keyboard, - send_mouse, - send_system, - send_consumer -}; - -// Define these in your Config.h file -#ifndef SERIAL_LINK_BAUD -#error "Serial link baud is not set" -#endif - -#ifndef SERIAL_LINK_THREAD_PRIORITY -#error "Serial link thread priority not set" -#endif - -static SerialConfig config = { - .sc_speed = SERIAL_LINK_BAUD -}; - -//#define DEBUG_LINK_ERRORS - -static uint32_t read_from_serial(SerialDriver* driver, uint8_t link) { - const uint32_t buffer_size = 16; - uint8_t buffer[buffer_size]; - uint32_t bytes_read = sdAsynchronousRead(driver, buffer, buffer_size); - uint8_t* current = buffer; - uint8_t* end = current + bytes_read; - while(current < end) { - byte_stuffer_recv_byte(link, *current); - current++; - } - return bytes_read; -} - -static void print_error(char* str, eventflags_t flags, SerialDriver* driver) { -#ifdef DEBUG_LINK_ERRORS - if (flags & SD_PARITY_ERROR) { - print(str); - print(" Parity error\n"); - } - if (flags & SD_FRAMING_ERROR) { - print(str); - print(" Framing error\n"); - } - if (flags & SD_OVERRUN_ERROR) { - print(str); - uint32_t size = qSpaceI(&(driver->iqueue)); - xprintf(" Overrun error, queue size %d\n", size); - - } - if (flags & SD_NOISE_ERROR) { - print(str); - print(" Noise error\n"); - } - if (flags & SD_BREAK_DETECTED) { - print(str); - print(" Break detected\n"); - } -#else - (void)str; - (void)flags; - (void)driver; -#endif -} - -bool is_serial_link_master(void) { - return is_master; -} - -// TODO: Optimize the stack size, this is probably way too big -static THD_WORKING_AREA(serialThreadStack, 1024); -static THD_FUNCTION(serialThread, arg) { - (void)arg; - event_listener_t new_data_listener; - event_listener_t sd1_listener; - event_listener_t sd2_listener; - chEvtRegister(&new_data_event, &new_data_listener, 0); - eventflags_t events = CHN_INPUT_AVAILABLE - | SD_PARITY_ERROR | SD_FRAMING_ERROR | SD_OVERRUN_ERROR | SD_NOISE_ERROR | SD_BREAK_DETECTED; - chEvtRegisterMaskWithFlags(chnGetEventSource(&SD1), - &sd1_listener, - EVENT_MASK(1), - events); - chEvtRegisterMaskWithFlags(chnGetEventSource(&SD2), - &sd2_listener, - EVENT_MASK(2), - events); - bool need_wait = false; - while(true) { - eventflags_t flags1 = 0; - eventflags_t flags2 = 0; - if (need_wait) { - eventmask_t mask = chEvtWaitAnyTimeout(ALL_EVENTS, MS2ST(1000)); - if (mask & EVENT_MASK(1)) { - flags1 = chEvtGetAndClearFlags(&sd1_listener); - print_error("DOWNLINK", flags1, &SD1); - } - if (mask & EVENT_MASK(2)) { - flags2 = chEvtGetAndClearFlags(&sd2_listener); - print_error("UPLINK", flags2, &SD2); - } - } - - // Always stay as master, even if the USB goes into sleep mode - is_master |= usbGetDriverStateI(&USBD1) == USB_ACTIVE; - router_set_master(is_master); - - need_wait = true; - need_wait &= read_from_serial(&SD2, UP_LINK) == 0; - need_wait &= read_from_serial(&SD1, DOWN_LINK) == 0; - update_transport(); - } -} - -void send_data(uint8_t link, const uint8_t* data, uint16_t size) { - if (link == DOWN_LINK) { - sdWrite(&SD1, data, size); - } - else { - sdWrite(&SD2, data, size); - } -} - -static systime_t last_update = 0; - -typedef struct { - matrix_row_t rows[MATRIX_ROWS]; -} matrix_object_t; - -static matrix_object_t last_matrix = {}; - -SLAVE_TO_MASTER_OBJECT(keyboard_matrix, matrix_object_t); -MASTER_TO_ALL_SLAVES_OBJECT(serial_link_connected, bool); - -static remote_object_t* remote_objects[] = { - REMOTE_OBJECT(serial_link_connected), - REMOTE_OBJECT(keyboard_matrix), -}; - -void init_serial_link(void) { - serial_link_connected = false; - init_serial_link_hal(); - add_remote_objects(remote_objects, sizeof(remote_objects)/sizeof(remote_object_t*)); - init_byte_stuffer(); - sdStart(&SD1, &config); - sdStart(&SD2, &config); - chEvtObjectInit(&new_data_event); - (void)chThdCreateStatic(serialThreadStack, sizeof(serialThreadStack), - SERIAL_LINK_THREAD_PRIORITY, serialThread, NULL); -} - -void matrix_set_remote(matrix_row_t* rows, uint8_t index); - -void serial_link_update(void) { - if (read_serial_link_connected()) { - serial_link_connected = true; - } - - matrix_object_t matrix; - bool changed = false; - for(uint8_t i=0;i US2ST(1000)) { - last_update = current_time; - last_matrix = matrix; - matrix_object_t* m = begin_write_keyboard_matrix(); - for(uint8_t i=0;irows[i] = matrix.rows[i]; - } - end_write_keyboard_matrix(); - *begin_write_serial_link_connected() = true; - end_write_serial_link_connected(); - } - - matrix_object_t* m = read_keyboard_matrix(0); - if (m) { - matrix_set_remote(m->rows, 0); - } -} - -void signal_data_written(void) { - chEvtBroadcast(&new_data_event); -} - -bool is_serial_link_connected(void) { - return serial_link_connected; -} - -host_driver_t* get_serial_link_driver(void) { - return &serial_driver; -} - -// NOTE: The driver does nothing, because the master handles everything -uint8_t keyboard_leds(void) { - return 0; -} - -void send_keyboard(report_keyboard_t *report) { - (void)report; -} - -void send_mouse(report_mouse_t *report) { - (void)report; -} - -void send_system(uint16_t data) { - (void)data; -} - -void send_consumer(uint16_t data) { - (void)data; -} - diff --git a/quantum/serial_link/serial_link/system/serial_link.h b/quantum/serial_link/serial_link/system/serial_link.h deleted file mode 100644 index 351e03877b..0000000000 --- a/quantum/serial_link/serial_link/system/serial_link.h +++ /dev/null @@ -1,63 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#ifndef SERIAL_LINK_H -#define SERIAL_LINK_H - -#include "host_driver.h" -#include - -void init_serial_link(void); -void init_serial_link_hal(void); -bool is_serial_link_connected(void); -bool is_serial_link_master(void); -host_driver_t* get_serial_link_driver(void); -void serial_link_update(void); - -#if defined(PROTOCOL_CHIBIOS) -#include "ch.h" - -static inline void serial_link_lock(void) { - chSysLock(); -} - -static inline void serial_link_unlock(void) { - chSysUnlock(); -} - -void signal_data_written(void); - -#else - -inline void serial_link_lock(void) { -} - -inline void serial_link_unlock(void) { -} - -void signal_data_written(void); - -#endif - -#endif diff --git a/quantum/serial_link/serial_link/tests/Makefile b/quantum/serial_link/serial_link/tests/Makefile deleted file mode 100644 index 1b072c6f1d..0000000000 --- a/quantum/serial_link/serial_link/tests/Makefile +++ /dev/null @@ -1,61 +0,0 @@ -# The MIT License (MIT) -# -# Copyright (c) 2016 Fred Sundvik -# -# Permission is hereby granted, free of charge, to any person obtaining a copy -# of this software and associated documentation files (the "Software"), to deal -# in the Software without restriction, including without limitation the rights -# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -# copies of the Software, and to permit persons to whom the Software is -# furnished to do so, subject to the following conditions: -# -# The above copyright notice and this permission notice shall be included in all -# copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -# SOFTWARE. - -CC = gcc -CFLAGS = -INCLUDES = -I. -I../../ -LDFLAGS = -L$(BUILDDIR)/cgreen/build-c/src -shared -LDLIBS = -lcgreen -UNITOBJ = $(BUILDDIR)/serialtest/unitobj -DEPDIR = $(BUILDDIR)/serialtest/unit.d -UNITTESTS = $(BUILDDIR)/serialtest/unittests -DEPFLAGS = -MT $@ -MMD -MP -MF $(DEPDIR)/$*.Td -EXT = .so -UNAME := $(shell uname) -ifneq (, $(findstring MINGW, $(UNAME))) - EXT = .dll -endif -ifneq (, $(findstring CYGWIN, $(UNAME))) - EXT = .dll -endif - -SRC = $(wildcard *.c) -TESTFILES = $(patsubst %.c, $(UNITTESTS)/%$(EXT), $(SRC)) -$(shell mkdir -p $(DEPDIR) >/dev/null) - -test: $(TESTFILES) - @$(BUILDDIR)/cgreen/build-c/tools/cgreen-runner --color $(TESTFILES) - -$(UNITTESTS)/%$(EXT): $(UNITOBJ)/%.o - @mkdir -p $(UNITTESTS) - $(CC) $(LDFLAGS) -o $@ $^ $(LDLIBS) - -$(UNITOBJ)/%.o : %.c -$(UNITOBJ)/%.o: %.c $(DEPDIR)/%.d - @mkdir -p $(UNITOBJ) - $(CC) $(CFLAGS) $(DEPFLAGS) $(INCLUDES) -c $< -o $@ - @mv -f $(DEPDIR)/$*.Td $(DEPDIR)/$*.d - -$(DEPDIR)/%.d: ; -.PRECIOUS: $(DEPDIR)/%.d - --include $(patsubst %,$(DEPDIR)/%.d,$(basename $(SRC))) \ No newline at end of file diff --git a/quantum/serial_link/serial_link/tests/byte_stuffer_tests.c b/quantum/serial_link/serial_link/tests/byte_stuffer_tests.c deleted file mode 100644 index 64b170e8c1..0000000000 --- a/quantum/serial_link/serial_link/tests/byte_stuffer_tests.c +++ /dev/null @@ -1,506 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#include -#include -#include "serial_link/protocol/byte_stuffer.h" -#include "serial_link/protocol/byte_stuffer.c" -#include "serial_link/protocol/frame_validator.h" -#include "serial_link/protocol/physical.h" - -static uint8_t sent_data[MAX_FRAME_SIZE*2]; -static uint16_t sent_data_size; - -Describe(ByteStuffer); -BeforeEach(ByteStuffer) { - init_byte_stuffer(); - sent_data_size = 0; -} -AfterEach(ByteStuffer) {} - -void validator_recv_frame(uint8_t link, uint8_t* data, uint16_t size) { - mock(data, size); -} - -void send_data(uint8_t link, const uint8_t* data, uint16_t size) { - memcpy(sent_data + sent_data_size, data, size); - sent_data_size += size; -} - -Ensure(ByteStuffer, receives_no_frame_for_a_single_zero_byte) { - never_expect(validator_recv_frame); - byte_stuffer_recv_byte(0, 0); -} - -Ensure(ByteStuffer, receives_no_frame_for_a_single_FF_byte) { - never_expect(validator_recv_frame); - byte_stuffer_recv_byte(0, 0xFF); -} - -Ensure(ByteStuffer, receives_no_frame_for_a_single_random_byte) { - never_expect(validator_recv_frame); - byte_stuffer_recv_byte(0, 0x4A); -} - -Ensure(ByteStuffer, receives_no_frame_for_a_zero_length_frame) { - never_expect(validator_recv_frame); - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 0); -} - -Ensure(ByteStuffer, receives_single_byte_valid_frame) { - uint8_t expected[] = {0x37}; - expect(validator_recv_frame, - when(size, is_equal_to(1)), - when(data, is_equal_to_contents_of(expected, 1)) - ); - byte_stuffer_recv_byte(0, 2); - byte_stuffer_recv_byte(0, 0x37); - byte_stuffer_recv_byte(0, 0); -} - -Ensure(ByteStuffer, receives_three_bytes_valid_frame) { - uint8_t expected[] = {0x37, 0x99, 0xFF}; - expect(validator_recv_frame, - when(size, is_equal_to(3)), - when(data, is_equal_to_contents_of(expected, 3)) - ); - byte_stuffer_recv_byte(0, 4); - byte_stuffer_recv_byte(0, 0x37); - byte_stuffer_recv_byte(0, 0x99); - byte_stuffer_recv_byte(0, 0xFF); - byte_stuffer_recv_byte(0, 0); -} - -Ensure(ByteStuffer, receives_single_zero_valid_frame) { - uint8_t expected[] = {0}; - expect(validator_recv_frame, - when(size, is_equal_to(1)), - when(data, is_equal_to_contents_of(expected, 1)) - ); - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 0); -} - -Ensure(ByteStuffer, receives_valid_frame_with_zeroes) { - uint8_t expected[] = {5, 0, 3, 0}; - expect(validator_recv_frame, - when(size, is_equal_to(4)), - when(data, is_equal_to_contents_of(expected, 4)) - ); - byte_stuffer_recv_byte(0, 2); - byte_stuffer_recv_byte(0, 5); - byte_stuffer_recv_byte(0, 2); - byte_stuffer_recv_byte(0, 3); - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 0); -} - -Ensure(ByteStuffer, receives_two_valid_frames) { - uint8_t expected1[] = {5, 0}; - uint8_t expected2[] = {3}; - expect(validator_recv_frame, - when(size, is_equal_to(2)), - when(data, is_equal_to_contents_of(expected1, 2)) - ); - expect(validator_recv_frame, - when(size, is_equal_to(1)), - when(data, is_equal_to_contents_of(expected2, 1)) - ); - byte_stuffer_recv_byte(1, 2); - byte_stuffer_recv_byte(1, 5); - byte_stuffer_recv_byte(1, 1); - byte_stuffer_recv_byte(1, 0); - byte_stuffer_recv_byte(1, 2); - byte_stuffer_recv_byte(1, 3); - byte_stuffer_recv_byte(1, 0); -} - -Ensure(ByteStuffer, receives_valid_frame_after_unexpected_zero) { - uint8_t expected[] = {5, 7}; - expect(validator_recv_frame, - when(size, is_equal_to(2)), - when(data, is_equal_to_contents_of(expected, 2)) - ); - byte_stuffer_recv_byte(1, 3); - byte_stuffer_recv_byte(1, 1); - byte_stuffer_recv_byte(1, 0); - byte_stuffer_recv_byte(1, 3); - byte_stuffer_recv_byte(1, 5); - byte_stuffer_recv_byte(1, 7); - byte_stuffer_recv_byte(1, 0); -} - -Ensure(ByteStuffer, receives_valid_frame_after_unexpected_non_zero) { - uint8_t expected[] = {5, 7}; - expect(validator_recv_frame, - when(size, is_equal_to(2)), - when(data, is_equal_to_contents_of(expected, 2)) - ); - byte_stuffer_recv_byte(0, 2); - byte_stuffer_recv_byte(0, 9); - byte_stuffer_recv_byte(0, 4); // This should have been zero - byte_stuffer_recv_byte(0, 0); - byte_stuffer_recv_byte(0, 3); - byte_stuffer_recv_byte(0, 5); - byte_stuffer_recv_byte(0, 7); - byte_stuffer_recv_byte(0, 0); -} - -Ensure(ByteStuffer, receives_a_valid_frame_with_over254_non_zeroes_and_then_end_of_frame) { - uint8_t expected[254]; - int i; - for (i=0;i<254;i++) { - expected[i] = i + 1; - } - expect(validator_recv_frame, - when(size, is_equal_to(254)), - when(data, is_equal_to_contents_of(expected, 254)) - ); - byte_stuffer_recv_byte(0, 0xFF); - for (i=0;i<254;i++) { - byte_stuffer_recv_byte(0, i+1); - } - byte_stuffer_recv_byte(0, 0); -} - -Ensure(ByteStuffer, receives_a_valid_frame_with_over254_non_zeroes_next_byte_is_non_zero) { - uint8_t expected[255]; - int i; - for (i=0;i<254;i++) { - expected[i] = i + 1; - } - expected[254] = 7; - expect(validator_recv_frame, - when(size, is_equal_to(255)), - when(data, is_equal_to_contents_of(expected, 255)) - ); - byte_stuffer_recv_byte(0, 0xFF); - for (i=0;i<254;i++) { - byte_stuffer_recv_byte(0, i+1); - } - byte_stuffer_recv_byte(0, 2); - byte_stuffer_recv_byte(0, 7); - byte_stuffer_recv_byte(0, 0); -} - -Ensure(ByteStuffer, receives_a_valid_frame_with_over254_non_zeroes_next_byte_is_zero) { - uint8_t expected[255]; - int i; - for (i=0;i<254;i++) { - expected[i] = i + 1; - } - expected[254] = 0; - expect(validator_recv_frame, - when(size, is_equal_to(255)), - when(data, is_equal_to_contents_of(expected, 255)) - ); - byte_stuffer_recv_byte(0, 0xFF); - for (i=0;i<254;i++) { - byte_stuffer_recv_byte(0, i+1); - } - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 0); -} - -Ensure(ByteStuffer, receives_two_long_frames_and_some_more) { - uint8_t expected[515]; - int i; - int j; - for (j=0;j<2;j++) { - for (i=0;i<254;i++) { - expected[i+254*j] = i + 1; - } - } - for (i=0;i<7;i++) { - expected[254*2+i] = i + 1; - } - expect(validator_recv_frame, - when(size, is_equal_to(515)), - when(data, is_equal_to_contents_of(expected, 510)) - ); - byte_stuffer_recv_byte(0, 0xFF); - for (i=0;i<254;i++) { - byte_stuffer_recv_byte(0, i+1); - } - byte_stuffer_recv_byte(0, 0xFF); - for (i=0;i<254;i++) { - byte_stuffer_recv_byte(0, i+1); - } - byte_stuffer_recv_byte(0, 8); - byte_stuffer_recv_byte(0, 1); - byte_stuffer_recv_byte(0, 2); - byte_stuffer_recv_byte(0, 3); - byte_stuffer_recv_byte(0, 4); - byte_stuffer_recv_byte(0, 5); - byte_stuffer_recv_byte(0, 6); - byte_stuffer_recv_byte(0, 7); - byte_stuffer_recv_byte(0, 0); -} - -Ensure(ByteStuffer, receives_an_all_zeros_frame_that_is_maximum_size) { - uint8_t expected[MAX_FRAME_SIZE] = {}; - expect(validator_recv_frame, - when(size, is_equal_to(MAX_FRAME_SIZE)), - when(data, is_equal_to_contents_of(expected, MAX_FRAME_SIZE)) - ); - int i; - byte_stuffer_recv_byte(0, 1); - for(i=0;i -#include -#include "serial_link/protocol/byte_stuffer.c" -#include "serial_link/protocol/frame_validator.c" -#include "serial_link/protocol/frame_router.c" -#include "serial_link/protocol/transport.h" - -static uint8_t received_data[256]; -static uint16_t received_data_size; - -typedef struct { - uint8_t sent_data[256]; - uint16_t sent_data_size; -} receive_buffer_t; - -typedef struct { - receive_buffer_t send_buffers[2]; -} router_buffer_t; - -router_buffer_t router_buffers[8]; - -router_buffer_t* current_router_buffer; - - -Describe(FrameRouter); -BeforeEach(FrameRouter) { - init_byte_stuffer(); - memset(router_buffers, 0, sizeof(router_buffers)); - current_router_buffer = 0; -} -AfterEach(FrameRouter) {} - -typedef struct { - uint32_t data; - uint8_t extra[16]; -} frame_buffer_t; - - -void send_data(uint8_t link, const uint8_t* data, uint16_t size) { - receive_buffer_t* buffer = ¤t_router_buffer->send_buffers[link]; - memcpy(buffer->sent_data + buffer->sent_data_size, data, size); - buffer->sent_data_size += size; -} - -static void receive_data(uint8_t link, uint8_t* data, uint16_t size) { - int i; - for(i=0;i to) { - receive_data(DOWN_LINK, - router_buffers[from].send_buffers[UP_LINK].sent_data, - router_buffers[from].send_buffers[UP_LINK].sent_data_size); - } - else if(to > from) { - receive_data(UP_LINK, - router_buffers[from].send_buffers[DOWN_LINK].sent_data, - router_buffers[from].send_buffers[DOWN_LINK].sent_data_size); - } -} - -void transport_recv_frame(uint8_t from, uint8_t* data, uint16_t size) { - mock(from, data, size); -} - - -Ensure(FrameRouter, master_broadcast_is_received_by_everyone) { - frame_buffer_t data; - data.data = 0xAB7055BB; - activate_router(0); - router_send_frame(0xFF, (uint8_t*)&data, 4); - assert_that(router_buffers[0].send_buffers[DOWN_LINK].sent_data_size, is_greater_than(0)); - assert_that(router_buffers[0].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); - - expect(transport_recv_frame, - when(from, is_equal_to(0)), - when(size, is_equal_to(4)), - when(data, is_equal_to_contents_of(&data.data, 4)) - ); - simulate_transport(0, 1); - assert_that(router_buffers[1].send_buffers[DOWN_LINK].sent_data_size, is_greater_than(0)); - assert_that(router_buffers[1].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); - - expect(transport_recv_frame, - when(from, is_equal_to(0)), - when(size, is_equal_to(4)), - when(data, is_equal_to_contents_of(&data.data, 4)) - ); - simulate_transport(1, 2); - assert_that(router_buffers[2].send_buffers[DOWN_LINK].sent_data_size, is_greater_than(0)); - assert_that(router_buffers[2].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); -} - -Ensure(FrameRouter, master_send_is_received_by_targets) { - frame_buffer_t data; - data.data = 0xAB7055BB; - activate_router(0); - router_send_frame((1 << 1) | (1 << 2), (uint8_t*)&data, 4); - assert_that(router_buffers[0].send_buffers[DOWN_LINK].sent_data_size, is_greater_than(0)); - assert_that(router_buffers[0].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); - - simulate_transport(0, 1); - assert_that(router_buffers[1].send_buffers[DOWN_LINK].sent_data_size, is_greater_than(0)); - assert_that(router_buffers[1].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); - - expect(transport_recv_frame, - when(from, is_equal_to(0)), - when(size, is_equal_to(4)), - when(data, is_equal_to_contents_of(&data.data, 4)) - ); - simulate_transport(1, 2); - assert_that(router_buffers[2].send_buffers[DOWN_LINK].sent_data_size, is_greater_than(0)); - assert_that(router_buffers[2].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); - - expect(transport_recv_frame, - when(from, is_equal_to(0)), - when(size, is_equal_to(4)), - when(data, is_equal_to_contents_of(&data.data, 4)) - ); - simulate_transport(2, 3); - assert_that(router_buffers[3].send_buffers[DOWN_LINK].sent_data_size, is_greater_than(0)); - assert_that(router_buffers[3].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); -} - -Ensure(FrameRouter, first_link_sends_to_master) { - frame_buffer_t data; - data.data = 0xAB7055BB; - activate_router(1); - router_send_frame(0, (uint8_t*)&data, 4); - assert_that(router_buffers[1].send_buffers[UP_LINK].sent_data_size, is_greater_than(0)); - assert_that(router_buffers[1].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); - - expect(transport_recv_frame, - when(from, is_equal_to(1)), - when(size, is_equal_to(4)), - when(data, is_equal_to_contents_of(&data.data, 4)) - ); - simulate_transport(1, 0); - assert_that(router_buffers[0].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); - assert_that(router_buffers[0].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); -} - -Ensure(FrameRouter, second_link_sends_to_master) { - frame_buffer_t data; - data.data = 0xAB7055BB; - activate_router(2); - router_send_frame(0, (uint8_t*)&data, 4); - assert_that(router_buffers[2].send_buffers[UP_LINK].sent_data_size, is_greater_than(0)); - assert_that(router_buffers[2].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); - - simulate_transport(2, 1); - assert_that(router_buffers[1].send_buffers[UP_LINK].sent_data_size, is_greater_than(0)); - assert_that(router_buffers[1].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); - - expect(transport_recv_frame, - when(from, is_equal_to(2)), - when(size, is_equal_to(4)), - when(data, is_equal_to_contents_of(&data.data, 4)) - ); - simulate_transport(1, 0); - assert_that(router_buffers[0].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); - assert_that(router_buffers[0].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); -} - -Ensure(FrameRouter, master_sends_to_master_does_nothing) { - frame_buffer_t data; - data.data = 0xAB7055BB; - activate_router(0); - router_send_frame(0, (uint8_t*)&data, 4); - assert_that(router_buffers[0].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); - assert_that(router_buffers[0].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); -} - -Ensure(FrameRouter, link_sends_to_other_link_does_nothing) { - frame_buffer_t data; - data.data = 0xAB7055BB; - activate_router(1); - router_send_frame(2, (uint8_t*)&data, 4); - assert_that(router_buffers[1].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); - assert_that(router_buffers[1].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); -} - -Ensure(FrameRouter, master_receives_on_uplink_does_nothing) { - frame_buffer_t data; - data.data = 0xAB7055BB; - activate_router(1); - router_send_frame(0, (uint8_t*)&data, 4); - assert_that(router_buffers[1].send_buffers[UP_LINK].sent_data_size, is_greater_than(0)); - assert_that(router_buffers[1].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); - - never_expect(transport_recv_frame); - activate_router(0); - receive_data(UP_LINK, - router_buffers[1].send_buffers[UP_LINK].sent_data, - router_buffers[1].send_buffers[UP_LINK].sent_data_size); - assert_that(router_buffers[0].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); - assert_that(router_buffers[0].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); -} diff --git a/quantum/serial_link/serial_link/tests/frame_validator_tests.c b/quantum/serial_link/serial_link/tests/frame_validator_tests.c deleted file mode 100644 index d20947e2c9..0000000000 --- a/quantum/serial_link/serial_link/tests/frame_validator_tests.c +++ /dev/null @@ -1,101 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#include -#include -#include "serial_link/protocol/frame_validator.c" - -void route_incoming_frame(uint8_t link, uint8_t* data, uint16_t size) { - mock(data, size); -} - -void byte_stuffer_send_frame(uint8_t link, uint8_t* data, uint16_t size) { - mock(data, size); -} - -Describe(FrameValidator); -BeforeEach(FrameValidator) {} -AfterEach(FrameValidator) {} - -Ensure(FrameValidator, doesnt_validate_frames_under_5_bytes) { - never_expect(route_incoming_frame); - uint8_t data[] = {1, 2}; - validator_recv_frame(0, 0, 1); - validator_recv_frame(0, data, 2); - validator_recv_frame(0, data, 3); - validator_recv_frame(0, data, 4); -} - -Ensure(FrameValidator, validates_one_byte_frame_with_correct_crc) { - uint8_t data[] = {0x44, 0x04, 0x6A, 0xB3, 0xA3}; - expect(route_incoming_frame, - when(size, is_equal_to(1)), - when(data, is_equal_to_contents_of(data, 1)) - ); - validator_recv_frame(0, data, 5); -} - -Ensure(FrameValidator, does_not_validate_one_byte_frame_with_incorrect_crc) { - uint8_t data[] = {0x44, 0, 0, 0, 0}; - never_expect(route_incoming_frame); - validator_recv_frame(1, data, 5); -} - -Ensure(FrameValidator, validates_four_byte_frame_with_correct_crc) { - uint8_t data[] = {0x44, 0x10, 0xFF, 0x00, 0x74, 0x4E, 0x30, 0xBA}; - expect(route_incoming_frame, - when(size, is_equal_to(4)), - when(data, is_equal_to_contents_of(data, 4)) - ); - validator_recv_frame(1, data, 8); -} - -Ensure(FrameValidator, validates_five_byte_frame_with_correct_crc) { - uint8_t data[] = {1, 2, 3, 4, 5, 0xF4, 0x99, 0x0B, 0x47}; - expect(route_incoming_frame, - when(size, is_equal_to(5)), - when(data, is_equal_to_contents_of(data, 5)) - ); - validator_recv_frame(0, data, 9); -} - -Ensure(FrameValidator, sends_one_byte_with_correct_crc) { - uint8_t original[] = {0x44, 0, 0, 0, 0}; - uint8_t expected[] = {0x44, 0x04, 0x6A, 0xB3, 0xA3}; - expect(byte_stuffer_send_frame, - when(size, is_equal_to(sizeof(expected))), - when(data, is_equal_to_contents_of(expected, sizeof(expected))) - ); - validator_send_frame(0, original, 1); -} - -Ensure(FrameValidator, sends_five_bytes_with_correct_crc) { - uint8_t original[] = {1, 2, 3, 4, 5, 0, 0, 0, 0}; - uint8_t expected[] = {1, 2, 3, 4, 5, 0xF4, 0x99, 0x0B, 0x47}; - expect(byte_stuffer_send_frame, - when(size, is_equal_to(sizeof(expected))), - when(data, is_equal_to_contents_of(expected, sizeof(expected))) - ); - validator_send_frame(0, original, 5); -} diff --git a/quantum/serial_link/serial_link/tests/transport_tests.c b/quantum/serial_link/serial_link/tests/transport_tests.c deleted file mode 100644 index 358e1b9fd4..0000000000 --- a/quantum/serial_link/serial_link/tests/transport_tests.c +++ /dev/null @@ -1,168 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#include -#include -#include "serial_link/protocol/transport.c" -#include "serial_link/protocol/triple_buffered_object.c" - -void signal_data_written(void) { - mock(); -} - -static uint8_t sent_data[2048]; -static uint16_t sent_data_size; - -void router_send_frame(uint8_t destination, uint8_t* data, uint16_t size) { - mock(destination); - memcpy(sent_data + sent_data_size, data, size); - sent_data_size += size; -} - -typedef struct { - uint32_t test; -} test_object1_t; - -typedef struct { - uint32_t test1; - uint32_t test2; -} test_object2_t; - -MASTER_TO_ALL_SLAVES_OBJECT(master_to_slave, test_object1_t); -MASTER_TO_SINGLE_SLAVE_OBJECT(master_to_single_slave, test_object1_t); -SLAVE_TO_MASTER_OBJECT(slave_to_master, test_object1_t); - -static remote_object_t* test_remote_objects[] = { - REMOTE_OBJECT(master_to_slave), - REMOTE_OBJECT(master_to_single_slave), - REMOTE_OBJECT(slave_to_master), -}; - -Describe(Transport); -BeforeEach(Transport) { - add_remote_objects(test_remote_objects, sizeof(test_remote_objects) / sizeof(remote_object_t*)); - sent_data_size = 0; -} -AfterEach(Transport) {} - -Ensure(Transport, write_to_local_signals_an_event) { - begin_write_master_to_slave(); - expect(signal_data_written); - end_write_master_to_slave(); - begin_write_slave_to_master(); - expect(signal_data_written); - end_write_slave_to_master(); - begin_write_master_to_single_slave(1); - expect(signal_data_written); - end_write_master_to_single_slave(1); -} - -Ensure(Transport, writes_from_master_to_all_slaves) { - update_transport(); - test_object1_t* obj = begin_write_master_to_slave(); - obj->test = 5; - expect(signal_data_written); - end_write_master_to_slave(); - expect(router_send_frame, - when(destination, is_equal_to(0xFF))); - update_transport(); - transport_recv_frame(0, sent_data, sent_data_size); - test_object1_t* obj2 = read_master_to_slave(); - assert_that(obj2, is_not_equal_to(NULL)); - assert_that(obj2->test, is_equal_to(5)); -} - -Ensure(Transport, writes_from_slave_to_master) { - update_transport(); - test_object1_t* obj = begin_write_slave_to_master(); - obj->test = 7; - expect(signal_data_written); - end_write_slave_to_master(); - expect(router_send_frame, - when(destination, is_equal_to(0))); - update_transport(); - transport_recv_frame(3, sent_data, sent_data_size); - test_object1_t* obj2 = read_slave_to_master(2); - assert_that(read_slave_to_master(0), is_equal_to(NULL)); - assert_that(obj2, is_not_equal_to(NULL)); - assert_that(obj2->test, is_equal_to(7)); -} - -Ensure(Transport, writes_from_master_to_single_slave) { - update_transport(); - test_object1_t* obj = begin_write_master_to_single_slave(3); - obj->test = 7; - expect(signal_data_written); - end_write_master_to_single_slave(3); - expect(router_send_frame, - when(destination, is_equal_to(4))); - update_transport(); - transport_recv_frame(0, sent_data, sent_data_size); - test_object1_t* obj2 = read_master_to_single_slave(); - assert_that(obj2, is_not_equal_to(NULL)); - assert_that(obj2->test, is_equal_to(7)); -} - -Ensure(Transport, ignores_object_with_invalid_id) { - update_transport(); - test_object1_t* obj = begin_write_master_to_single_slave(3); - obj->test = 7; - expect(signal_data_written); - end_write_master_to_single_slave(3); - expect(router_send_frame, - when(destination, is_equal_to(4))); - update_transport(); - sent_data[sent_data_size - 1] = 44; - transport_recv_frame(0, sent_data, sent_data_size); - test_object1_t* obj2 = read_master_to_single_slave(); - assert_that(obj2, is_equal_to(NULL)); -} - -Ensure(Transport, ignores_object_with_size_too_small) { - update_transport(); - test_object1_t* obj = begin_write_master_to_slave(); - obj->test = 7; - expect(signal_data_written); - end_write_master_to_slave(); - expect(router_send_frame); - update_transport(); - sent_data[sent_data_size - 2] = 0; - transport_recv_frame(0, sent_data, sent_data_size - 1); - test_object1_t* obj2 = read_master_to_slave(); - assert_that(obj2, is_equal_to(NULL)); -} - -Ensure(Transport, ignores_object_with_size_too_big) { - update_transport(); - test_object1_t* obj = begin_write_master_to_slave(); - obj->test = 7; - expect(signal_data_written); - end_write_master_to_slave(); - expect(router_send_frame); - update_transport(); - sent_data[sent_data_size + 21] = 0; - transport_recv_frame(0, sent_data, sent_data_size + 22); - test_object1_t* obj2 = read_master_to_slave(); - assert_that(obj2, is_equal_to(NULL)); -} diff --git a/quantum/serial_link/serial_link/tests/triple_buffered_object_tests.c b/quantum/serial_link/serial_link/tests/triple_buffered_object_tests.c deleted file mode 100644 index 6f7c82b468..0000000000 --- a/quantum/serial_link/serial_link/tests/triple_buffered_object_tests.c +++ /dev/null @@ -1,82 +0,0 @@ -/* -The MIT License (MIT) - -Copyright (c) 2016 Fred Sundvik - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#include -#include "serial_link/protocol/triple_buffered_object.c" - -typedef struct { - uint8_t state; - uint32_t buffer[3]; -}test_object_t; - -test_object_t test_object; - -Describe(TripleBufferedObject); -BeforeEach(TripleBufferedObject) { - triple_buffer_init((triple_buffer_object_t*)&test_object); -} -AfterEach(TripleBufferedObject) {} - - -Ensure(TripleBufferedObject, writes_and_reads_object) { - *triple_buffer_begin_write(&test_object) = 0x3456ABCC; - triple_buffer_end_write(&test_object); - assert_that(*triple_buffer_read(&test_object), is_equal_to(0x3456ABCC)); -} - -Ensure(TripleBufferedObject, does_not_read_empty) { - assert_that(triple_buffer_read(&test_object), is_equal_to(NULL)); -} - -Ensure(TripleBufferedObject, writes_twice_and_reads_object) { - *triple_buffer_begin_write(&test_object) = 0x3456ABCC; - triple_buffer_end_write(&test_object); - *triple_buffer_begin_write(&test_object) = 0x44778899; - triple_buffer_end_write(&test_object); - assert_that(*triple_buffer_read(&test_object), is_equal_to(0x44778899)); -} - -Ensure(TripleBufferedObject, performs_another_write_in_the_middle_of_read) { - *triple_buffer_begin_write(&test_object) = 1; - triple_buffer_end_write(&test_object); - uint32_t* read = triple_buffer_read(&test_object); - *triple_buffer_begin_write(&test_object) = 2; - triple_buffer_end_write(&test_object); - assert_that(*read, is_equal_to(1)); - assert_that(*triple_buffer_read(&test_object), is_equal_to(2)); - assert_that(triple_buffer_read(&test_object), is_equal_to(NULL)); -} - -Ensure(TripleBufferedObject, performs_two_writes_in_the_middle_of_read) { - *triple_buffer_begin_write(&test_object) = 1; - triple_buffer_end_write(&test_object); - uint32_t* read = triple_buffer_read(&test_object); - *triple_buffer_begin_write(&test_object) = 2; - triple_buffer_end_write(&test_object); - *triple_buffer_begin_write(&test_object) = 3; - triple_buffer_end_write(&test_object); - assert_that(*read, is_equal_to(1)); - assert_that(*triple_buffer_read(&test_object), is_equal_to(3)); - assert_that(triple_buffer_read(&test_object), is_equal_to(NULL)); -} diff --git a/quantum/serial_link/serial_link_tests.mk b/quantum/serial_link/serial_link_tests.mk deleted file mode 100644 index e292f582a9..0000000000 --- a/quantum/serial_link/serial_link_tests.mk +++ /dev/null @@ -1,34 +0,0 @@ -# The MIT License (MIT) -# -# Copyright (c) 2016 Fred Sundvik -# -# Permission is hereby granted, free of charge, to any person obtaining a copy -# of this software and associated documentation files (the "Software"), to deal -# in the Software without restriction, including without limitation the rights -# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -# copies of the Software, and to permit persons to whom the Software is -# furnished to do so, subject to the following conditions: -# -# The above copyright notice and this permission notice shall be included in all -# copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -# SOFTWARE. - -CGREEN_LIB = $(BUILDDIR)/cgreen/build-c/src/libcgreen.a - -CGREEN_DIR = "$(CURDIR)/$(SERIAL_DIR)/cgreen/cgreen" -CGREEN_BUILD_DIR = "$(CURDIR)/$(BUILDDIR)/cgreen" -export CGREEN_DIR -export CGREEN_BUILD_DIR -$(CGREEN_LIB): - @make -C $(SERIAL_DIR)/cgreen - -.PHONY serialtest: -serialtest : $(CGREEN_LIB) - @make -C $(SERIAL_DIR)/serial_link/tests BUILDDIR=../../../$(BUILDDIR) \ No newline at end of file diff --git a/quantum/serial_link/system/serial_link.c b/quantum/serial_link/system/serial_link.c new file mode 100644 index 0000000000..75c7e77a76 --- /dev/null +++ b/quantum/serial_link/system/serial_link.c @@ -0,0 +1,265 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ +#include "report.h" +#include "host_driver.h" +#include "serial_link/system/serial_link.h" +#include "hal.h" +#include "serial_link/protocol/byte_stuffer.h" +#include "serial_link/protocol/transport.h" +#include "serial_link/protocol/frame_router.h" +#include "matrix.h" +#include +#include "print.h" +#include "config.h" + +static event_source_t new_data_event; +static bool serial_link_connected; +static bool is_master = false; + +static uint8_t keyboard_leds(void); +static void send_keyboard(report_keyboard_t *report); +static void send_mouse(report_mouse_t *report); +static void send_system(uint16_t data); +static void send_consumer(uint16_t data); + +host_driver_t serial_driver = { + keyboard_leds, + send_keyboard, + send_mouse, + send_system, + send_consumer +}; + +// Define these in your Config.h file +#ifndef SERIAL_LINK_BAUD +#error "Serial link baud is not set" +#endif + +#ifndef SERIAL_LINK_THREAD_PRIORITY +#error "Serial link thread priority not set" +#endif + +static SerialConfig config = { + .sc_speed = SERIAL_LINK_BAUD +}; + +//#define DEBUG_LINK_ERRORS + +static uint32_t read_from_serial(SerialDriver* driver, uint8_t link) { + const uint32_t buffer_size = 16; + uint8_t buffer[buffer_size]; + uint32_t bytes_read = sdAsynchronousRead(driver, buffer, buffer_size); + uint8_t* current = buffer; + uint8_t* end = current + bytes_read; + while(current < end) { + byte_stuffer_recv_byte(link, *current); + current++; + } + return bytes_read; +} + +static void print_error(char* str, eventflags_t flags, SerialDriver* driver) { +#ifdef DEBUG_LINK_ERRORS + if (flags & SD_PARITY_ERROR) { + print(str); + print(" Parity error\n"); + } + if (flags & SD_FRAMING_ERROR) { + print(str); + print(" Framing error\n"); + } + if (flags & SD_OVERRUN_ERROR) { + print(str); + uint32_t size = qSpaceI(&(driver->iqueue)); + xprintf(" Overrun error, queue size %d\n", size); + + } + if (flags & SD_NOISE_ERROR) { + print(str); + print(" Noise error\n"); + } + if (flags & SD_BREAK_DETECTED) { + print(str); + print(" Break detected\n"); + } +#else + (void)str; + (void)flags; + (void)driver; +#endif +} + +bool is_serial_link_master(void) { + return is_master; +} + +// TODO: Optimize the stack size, this is probably way too big +static THD_WORKING_AREA(serialThreadStack, 1024); +static THD_FUNCTION(serialThread, arg) { + (void)arg; + event_listener_t new_data_listener; + event_listener_t sd1_listener; + event_listener_t sd2_listener; + chEvtRegister(&new_data_event, &new_data_listener, 0); + eventflags_t events = CHN_INPUT_AVAILABLE + | SD_PARITY_ERROR | SD_FRAMING_ERROR | SD_OVERRUN_ERROR | SD_NOISE_ERROR | SD_BREAK_DETECTED; + chEvtRegisterMaskWithFlags(chnGetEventSource(&SD1), + &sd1_listener, + EVENT_MASK(1), + events); + chEvtRegisterMaskWithFlags(chnGetEventSource(&SD2), + &sd2_listener, + EVENT_MASK(2), + events); + bool need_wait = false; + while(true) { + eventflags_t flags1 = 0; + eventflags_t flags2 = 0; + if (need_wait) { + eventmask_t mask = chEvtWaitAnyTimeout(ALL_EVENTS, MS2ST(1000)); + if (mask & EVENT_MASK(1)) { + flags1 = chEvtGetAndClearFlags(&sd1_listener); + print_error("DOWNLINK", flags1, &SD1); + } + if (mask & EVENT_MASK(2)) { + flags2 = chEvtGetAndClearFlags(&sd2_listener); + print_error("UPLINK", flags2, &SD2); + } + } + + // Always stay as master, even if the USB goes into sleep mode + is_master |= usbGetDriverStateI(&USBD1) == USB_ACTIVE; + router_set_master(is_master); + + need_wait = true; + need_wait &= read_from_serial(&SD2, UP_LINK) == 0; + need_wait &= read_from_serial(&SD1, DOWN_LINK) == 0; + update_transport(); + } +} + +void send_data(uint8_t link, const uint8_t* data, uint16_t size) { + if (link == DOWN_LINK) { + sdWrite(&SD1, data, size); + } + else { + sdWrite(&SD2, data, size); + } +} + +static systime_t last_update = 0; + +typedef struct { + matrix_row_t rows[MATRIX_ROWS]; +} matrix_object_t; + +static matrix_object_t last_matrix = {}; + +SLAVE_TO_MASTER_OBJECT(keyboard_matrix, matrix_object_t); +MASTER_TO_ALL_SLAVES_OBJECT(serial_link_connected, bool); + +static remote_object_t* remote_objects[] = { + REMOTE_OBJECT(serial_link_connected), + REMOTE_OBJECT(keyboard_matrix), +}; + +void init_serial_link(void) { + serial_link_connected = false; + init_serial_link_hal(); + add_remote_objects(remote_objects, sizeof(remote_objects)/sizeof(remote_object_t*)); + init_byte_stuffer(); + sdStart(&SD1, &config); + sdStart(&SD2, &config); + chEvtObjectInit(&new_data_event); + (void)chThdCreateStatic(serialThreadStack, sizeof(serialThreadStack), + SERIAL_LINK_THREAD_PRIORITY, serialThread, NULL); +} + +void matrix_set_remote(matrix_row_t* rows, uint8_t index); + +void serial_link_update(void) { + if (read_serial_link_connected()) { + serial_link_connected = true; + } + + matrix_object_t matrix; + bool changed = false; + for(uint8_t i=0;i US2ST(1000)) { + last_update = current_time; + last_matrix = matrix; + matrix_object_t* m = begin_write_keyboard_matrix(); + for(uint8_t i=0;irows[i] = matrix.rows[i]; + } + end_write_keyboard_matrix(); + *begin_write_serial_link_connected() = true; + end_write_serial_link_connected(); + } + + matrix_object_t* m = read_keyboard_matrix(0); + if (m) { + matrix_set_remote(m->rows, 0); + } +} + +void signal_data_written(void) { + chEvtBroadcast(&new_data_event); +} + +bool is_serial_link_connected(void) { + return serial_link_connected; +} + +host_driver_t* get_serial_link_driver(void) { + return &serial_driver; +} + +// NOTE: The driver does nothing, because the master handles everything +uint8_t keyboard_leds(void) { + return 0; +} + +void send_keyboard(report_keyboard_t *report) { + (void)report; +} + +void send_mouse(report_mouse_t *report) { + (void)report; +} + +void send_system(uint16_t data) { + (void)data; +} + +void send_consumer(uint16_t data) { + (void)data; +} + diff --git a/quantum/serial_link/system/serial_link.h b/quantum/serial_link/system/serial_link.h new file mode 100644 index 0000000000..351e03877b --- /dev/null +++ b/quantum/serial_link/system/serial_link.h @@ -0,0 +1,63 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#ifndef SERIAL_LINK_H +#define SERIAL_LINK_H + +#include "host_driver.h" +#include + +void init_serial_link(void); +void init_serial_link_hal(void); +bool is_serial_link_connected(void); +bool is_serial_link_master(void); +host_driver_t* get_serial_link_driver(void); +void serial_link_update(void); + +#if defined(PROTOCOL_CHIBIOS) +#include "ch.h" + +static inline void serial_link_lock(void) { + chSysLock(); +} + +static inline void serial_link_unlock(void) { + chSysUnlock(); +} + +void signal_data_written(void); + +#else + +inline void serial_link_lock(void) { +} + +inline void serial_link_unlock(void) { +} + +void signal_data_written(void); + +#endif + +#endif diff --git a/quantum/serial_link/tests/Makefile b/quantum/serial_link/tests/Makefile new file mode 100644 index 0000000000..1b072c6f1d --- /dev/null +++ b/quantum/serial_link/tests/Makefile @@ -0,0 +1,61 @@ +# The MIT License (MIT) +# +# Copyright (c) 2016 Fred Sundvik +# +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documentation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in all +# copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +# SOFTWARE. + +CC = gcc +CFLAGS = +INCLUDES = -I. -I../../ +LDFLAGS = -L$(BUILDDIR)/cgreen/build-c/src -shared +LDLIBS = -lcgreen +UNITOBJ = $(BUILDDIR)/serialtest/unitobj +DEPDIR = $(BUILDDIR)/serialtest/unit.d +UNITTESTS = $(BUILDDIR)/serialtest/unittests +DEPFLAGS = -MT $@ -MMD -MP -MF $(DEPDIR)/$*.Td +EXT = .so +UNAME := $(shell uname) +ifneq (, $(findstring MINGW, $(UNAME))) + EXT = .dll +endif +ifneq (, $(findstring CYGWIN, $(UNAME))) + EXT = .dll +endif + +SRC = $(wildcard *.c) +TESTFILES = $(patsubst %.c, $(UNITTESTS)/%$(EXT), $(SRC)) +$(shell mkdir -p $(DEPDIR) >/dev/null) + +test: $(TESTFILES) + @$(BUILDDIR)/cgreen/build-c/tools/cgreen-runner --color $(TESTFILES) + +$(UNITTESTS)/%$(EXT): $(UNITOBJ)/%.o + @mkdir -p $(UNITTESTS) + $(CC) $(LDFLAGS) -o $@ $^ $(LDLIBS) + +$(UNITOBJ)/%.o : %.c +$(UNITOBJ)/%.o: %.c $(DEPDIR)/%.d + @mkdir -p $(UNITOBJ) + $(CC) $(CFLAGS) $(DEPFLAGS) $(INCLUDES) -c $< -o $@ + @mv -f $(DEPDIR)/$*.Td $(DEPDIR)/$*.d + +$(DEPDIR)/%.d: ; +.PRECIOUS: $(DEPDIR)/%.d + +-include $(patsubst %,$(DEPDIR)/%.d,$(basename $(SRC))) \ No newline at end of file diff --git a/quantum/serial_link/tests/byte_stuffer_tests.c b/quantum/serial_link/tests/byte_stuffer_tests.c new file mode 100644 index 0000000000..64b170e8c1 --- /dev/null +++ b/quantum/serial_link/tests/byte_stuffer_tests.c @@ -0,0 +1,506 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#include +#include +#include "serial_link/protocol/byte_stuffer.h" +#include "serial_link/protocol/byte_stuffer.c" +#include "serial_link/protocol/frame_validator.h" +#include "serial_link/protocol/physical.h" + +static uint8_t sent_data[MAX_FRAME_SIZE*2]; +static uint16_t sent_data_size; + +Describe(ByteStuffer); +BeforeEach(ByteStuffer) { + init_byte_stuffer(); + sent_data_size = 0; +} +AfterEach(ByteStuffer) {} + +void validator_recv_frame(uint8_t link, uint8_t* data, uint16_t size) { + mock(data, size); +} + +void send_data(uint8_t link, const uint8_t* data, uint16_t size) { + memcpy(sent_data + sent_data_size, data, size); + sent_data_size += size; +} + +Ensure(ByteStuffer, receives_no_frame_for_a_single_zero_byte) { + never_expect(validator_recv_frame); + byte_stuffer_recv_byte(0, 0); +} + +Ensure(ByteStuffer, receives_no_frame_for_a_single_FF_byte) { + never_expect(validator_recv_frame); + byte_stuffer_recv_byte(0, 0xFF); +} + +Ensure(ByteStuffer, receives_no_frame_for_a_single_random_byte) { + never_expect(validator_recv_frame); + byte_stuffer_recv_byte(0, 0x4A); +} + +Ensure(ByteStuffer, receives_no_frame_for_a_zero_length_frame) { + never_expect(validator_recv_frame); + byte_stuffer_recv_byte(0, 1); + byte_stuffer_recv_byte(0, 0); +} + +Ensure(ByteStuffer, receives_single_byte_valid_frame) { + uint8_t expected[] = {0x37}; + expect(validator_recv_frame, + when(size, is_equal_to(1)), + when(data, is_equal_to_contents_of(expected, 1)) + ); + byte_stuffer_recv_byte(0, 2); + byte_stuffer_recv_byte(0, 0x37); + byte_stuffer_recv_byte(0, 0); +} + +Ensure(ByteStuffer, receives_three_bytes_valid_frame) { + uint8_t expected[] = {0x37, 0x99, 0xFF}; + expect(validator_recv_frame, + when(size, is_equal_to(3)), + when(data, is_equal_to_contents_of(expected, 3)) + ); + byte_stuffer_recv_byte(0, 4); + byte_stuffer_recv_byte(0, 0x37); + byte_stuffer_recv_byte(0, 0x99); + byte_stuffer_recv_byte(0, 0xFF); + byte_stuffer_recv_byte(0, 0); +} + +Ensure(ByteStuffer, receives_single_zero_valid_frame) { + uint8_t expected[] = {0}; + expect(validator_recv_frame, + when(size, is_equal_to(1)), + when(data, is_equal_to_contents_of(expected, 1)) + ); + byte_stuffer_recv_byte(0, 1); + byte_stuffer_recv_byte(0, 1); + byte_stuffer_recv_byte(0, 0); +} + +Ensure(ByteStuffer, receives_valid_frame_with_zeroes) { + uint8_t expected[] = {5, 0, 3, 0}; + expect(validator_recv_frame, + when(size, is_equal_to(4)), + when(data, is_equal_to_contents_of(expected, 4)) + ); + byte_stuffer_recv_byte(0, 2); + byte_stuffer_recv_byte(0, 5); + byte_stuffer_recv_byte(0, 2); + byte_stuffer_recv_byte(0, 3); + byte_stuffer_recv_byte(0, 1); + byte_stuffer_recv_byte(0, 0); +} + +Ensure(ByteStuffer, receives_two_valid_frames) { + uint8_t expected1[] = {5, 0}; + uint8_t expected2[] = {3}; + expect(validator_recv_frame, + when(size, is_equal_to(2)), + when(data, is_equal_to_contents_of(expected1, 2)) + ); + expect(validator_recv_frame, + when(size, is_equal_to(1)), + when(data, is_equal_to_contents_of(expected2, 1)) + ); + byte_stuffer_recv_byte(1, 2); + byte_stuffer_recv_byte(1, 5); + byte_stuffer_recv_byte(1, 1); + byte_stuffer_recv_byte(1, 0); + byte_stuffer_recv_byte(1, 2); + byte_stuffer_recv_byte(1, 3); + byte_stuffer_recv_byte(1, 0); +} + +Ensure(ByteStuffer, receives_valid_frame_after_unexpected_zero) { + uint8_t expected[] = {5, 7}; + expect(validator_recv_frame, + when(size, is_equal_to(2)), + when(data, is_equal_to_contents_of(expected, 2)) + ); + byte_stuffer_recv_byte(1, 3); + byte_stuffer_recv_byte(1, 1); + byte_stuffer_recv_byte(1, 0); + byte_stuffer_recv_byte(1, 3); + byte_stuffer_recv_byte(1, 5); + byte_stuffer_recv_byte(1, 7); + byte_stuffer_recv_byte(1, 0); +} + +Ensure(ByteStuffer, receives_valid_frame_after_unexpected_non_zero) { + uint8_t expected[] = {5, 7}; + expect(validator_recv_frame, + when(size, is_equal_to(2)), + when(data, is_equal_to_contents_of(expected, 2)) + ); + byte_stuffer_recv_byte(0, 2); + byte_stuffer_recv_byte(0, 9); + byte_stuffer_recv_byte(0, 4); // This should have been zero + byte_stuffer_recv_byte(0, 0); + byte_stuffer_recv_byte(0, 3); + byte_stuffer_recv_byte(0, 5); + byte_stuffer_recv_byte(0, 7); + byte_stuffer_recv_byte(0, 0); +} + +Ensure(ByteStuffer, receives_a_valid_frame_with_over254_non_zeroes_and_then_end_of_frame) { + uint8_t expected[254]; + int i; + for (i=0;i<254;i++) { + expected[i] = i + 1; + } + expect(validator_recv_frame, + when(size, is_equal_to(254)), + when(data, is_equal_to_contents_of(expected, 254)) + ); + byte_stuffer_recv_byte(0, 0xFF); + for (i=0;i<254;i++) { + byte_stuffer_recv_byte(0, i+1); + } + byte_stuffer_recv_byte(0, 0); +} + +Ensure(ByteStuffer, receives_a_valid_frame_with_over254_non_zeroes_next_byte_is_non_zero) { + uint8_t expected[255]; + int i; + for (i=0;i<254;i++) { + expected[i] = i + 1; + } + expected[254] = 7; + expect(validator_recv_frame, + when(size, is_equal_to(255)), + when(data, is_equal_to_contents_of(expected, 255)) + ); + byte_stuffer_recv_byte(0, 0xFF); + for (i=0;i<254;i++) { + byte_stuffer_recv_byte(0, i+1); + } + byte_stuffer_recv_byte(0, 2); + byte_stuffer_recv_byte(0, 7); + byte_stuffer_recv_byte(0, 0); +} + +Ensure(ByteStuffer, receives_a_valid_frame_with_over254_non_zeroes_next_byte_is_zero) { + uint8_t expected[255]; + int i; + for (i=0;i<254;i++) { + expected[i] = i + 1; + } + expected[254] = 0; + expect(validator_recv_frame, + when(size, is_equal_to(255)), + when(data, is_equal_to_contents_of(expected, 255)) + ); + byte_stuffer_recv_byte(0, 0xFF); + for (i=0;i<254;i++) { + byte_stuffer_recv_byte(0, i+1); + } + byte_stuffer_recv_byte(0, 1); + byte_stuffer_recv_byte(0, 1); + byte_stuffer_recv_byte(0, 0); +} + +Ensure(ByteStuffer, receives_two_long_frames_and_some_more) { + uint8_t expected[515]; + int i; + int j; + for (j=0;j<2;j++) { + for (i=0;i<254;i++) { + expected[i+254*j] = i + 1; + } + } + for (i=0;i<7;i++) { + expected[254*2+i] = i + 1; + } + expect(validator_recv_frame, + when(size, is_equal_to(515)), + when(data, is_equal_to_contents_of(expected, 510)) + ); + byte_stuffer_recv_byte(0, 0xFF); + for (i=0;i<254;i++) { + byte_stuffer_recv_byte(0, i+1); + } + byte_stuffer_recv_byte(0, 0xFF); + for (i=0;i<254;i++) { + byte_stuffer_recv_byte(0, i+1); + } + byte_stuffer_recv_byte(0, 8); + byte_stuffer_recv_byte(0, 1); + byte_stuffer_recv_byte(0, 2); + byte_stuffer_recv_byte(0, 3); + byte_stuffer_recv_byte(0, 4); + byte_stuffer_recv_byte(0, 5); + byte_stuffer_recv_byte(0, 6); + byte_stuffer_recv_byte(0, 7); + byte_stuffer_recv_byte(0, 0); +} + +Ensure(ByteStuffer, receives_an_all_zeros_frame_that_is_maximum_size) { + uint8_t expected[MAX_FRAME_SIZE] = {}; + expect(validator_recv_frame, + when(size, is_equal_to(MAX_FRAME_SIZE)), + when(data, is_equal_to_contents_of(expected, MAX_FRAME_SIZE)) + ); + int i; + byte_stuffer_recv_byte(0, 1); + for(i=0;i +#include +#include "serial_link/protocol/byte_stuffer.c" +#include "serial_link/protocol/frame_validator.c" +#include "serial_link/protocol/frame_router.c" +#include "serial_link/protocol/transport.h" + +static uint8_t received_data[256]; +static uint16_t received_data_size; + +typedef struct { + uint8_t sent_data[256]; + uint16_t sent_data_size; +} receive_buffer_t; + +typedef struct { + receive_buffer_t send_buffers[2]; +} router_buffer_t; + +router_buffer_t router_buffers[8]; + +router_buffer_t* current_router_buffer; + + +Describe(FrameRouter); +BeforeEach(FrameRouter) { + init_byte_stuffer(); + memset(router_buffers, 0, sizeof(router_buffers)); + current_router_buffer = 0; +} +AfterEach(FrameRouter) {} + +typedef struct { + uint32_t data; + uint8_t extra[16]; +} frame_buffer_t; + + +void send_data(uint8_t link, const uint8_t* data, uint16_t size) { + receive_buffer_t* buffer = ¤t_router_buffer->send_buffers[link]; + memcpy(buffer->sent_data + buffer->sent_data_size, data, size); + buffer->sent_data_size += size; +} + +static void receive_data(uint8_t link, uint8_t* data, uint16_t size) { + int i; + for(i=0;i to) { + receive_data(DOWN_LINK, + router_buffers[from].send_buffers[UP_LINK].sent_data, + router_buffers[from].send_buffers[UP_LINK].sent_data_size); + } + else if(to > from) { + receive_data(UP_LINK, + router_buffers[from].send_buffers[DOWN_LINK].sent_data, + router_buffers[from].send_buffers[DOWN_LINK].sent_data_size); + } +} + +void transport_recv_frame(uint8_t from, uint8_t* data, uint16_t size) { + mock(from, data, size); +} + + +Ensure(FrameRouter, master_broadcast_is_received_by_everyone) { + frame_buffer_t data; + data.data = 0xAB7055BB; + activate_router(0); + router_send_frame(0xFF, (uint8_t*)&data, 4); + assert_that(router_buffers[0].send_buffers[DOWN_LINK].sent_data_size, is_greater_than(0)); + assert_that(router_buffers[0].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); + + expect(transport_recv_frame, + when(from, is_equal_to(0)), + when(size, is_equal_to(4)), + when(data, is_equal_to_contents_of(&data.data, 4)) + ); + simulate_transport(0, 1); + assert_that(router_buffers[1].send_buffers[DOWN_LINK].sent_data_size, is_greater_than(0)); + assert_that(router_buffers[1].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); + + expect(transport_recv_frame, + when(from, is_equal_to(0)), + when(size, is_equal_to(4)), + when(data, is_equal_to_contents_of(&data.data, 4)) + ); + simulate_transport(1, 2); + assert_that(router_buffers[2].send_buffers[DOWN_LINK].sent_data_size, is_greater_than(0)); + assert_that(router_buffers[2].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); +} + +Ensure(FrameRouter, master_send_is_received_by_targets) { + frame_buffer_t data; + data.data = 0xAB7055BB; + activate_router(0); + router_send_frame((1 << 1) | (1 << 2), (uint8_t*)&data, 4); + assert_that(router_buffers[0].send_buffers[DOWN_LINK].sent_data_size, is_greater_than(0)); + assert_that(router_buffers[0].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); + + simulate_transport(0, 1); + assert_that(router_buffers[1].send_buffers[DOWN_LINK].sent_data_size, is_greater_than(0)); + assert_that(router_buffers[1].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); + + expect(transport_recv_frame, + when(from, is_equal_to(0)), + when(size, is_equal_to(4)), + when(data, is_equal_to_contents_of(&data.data, 4)) + ); + simulate_transport(1, 2); + assert_that(router_buffers[2].send_buffers[DOWN_LINK].sent_data_size, is_greater_than(0)); + assert_that(router_buffers[2].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); + + expect(transport_recv_frame, + when(from, is_equal_to(0)), + when(size, is_equal_to(4)), + when(data, is_equal_to_contents_of(&data.data, 4)) + ); + simulate_transport(2, 3); + assert_that(router_buffers[3].send_buffers[DOWN_LINK].sent_data_size, is_greater_than(0)); + assert_that(router_buffers[3].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); +} + +Ensure(FrameRouter, first_link_sends_to_master) { + frame_buffer_t data; + data.data = 0xAB7055BB; + activate_router(1); + router_send_frame(0, (uint8_t*)&data, 4); + assert_that(router_buffers[1].send_buffers[UP_LINK].sent_data_size, is_greater_than(0)); + assert_that(router_buffers[1].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); + + expect(transport_recv_frame, + when(from, is_equal_to(1)), + when(size, is_equal_to(4)), + when(data, is_equal_to_contents_of(&data.data, 4)) + ); + simulate_transport(1, 0); + assert_that(router_buffers[0].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); + assert_that(router_buffers[0].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); +} + +Ensure(FrameRouter, second_link_sends_to_master) { + frame_buffer_t data; + data.data = 0xAB7055BB; + activate_router(2); + router_send_frame(0, (uint8_t*)&data, 4); + assert_that(router_buffers[2].send_buffers[UP_LINK].sent_data_size, is_greater_than(0)); + assert_that(router_buffers[2].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); + + simulate_transport(2, 1); + assert_that(router_buffers[1].send_buffers[UP_LINK].sent_data_size, is_greater_than(0)); + assert_that(router_buffers[1].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); + + expect(transport_recv_frame, + when(from, is_equal_to(2)), + when(size, is_equal_to(4)), + when(data, is_equal_to_contents_of(&data.data, 4)) + ); + simulate_transport(1, 0); + assert_that(router_buffers[0].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); + assert_that(router_buffers[0].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); +} + +Ensure(FrameRouter, master_sends_to_master_does_nothing) { + frame_buffer_t data; + data.data = 0xAB7055BB; + activate_router(0); + router_send_frame(0, (uint8_t*)&data, 4); + assert_that(router_buffers[0].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); + assert_that(router_buffers[0].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); +} + +Ensure(FrameRouter, link_sends_to_other_link_does_nothing) { + frame_buffer_t data; + data.data = 0xAB7055BB; + activate_router(1); + router_send_frame(2, (uint8_t*)&data, 4); + assert_that(router_buffers[1].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); + assert_that(router_buffers[1].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); +} + +Ensure(FrameRouter, master_receives_on_uplink_does_nothing) { + frame_buffer_t data; + data.data = 0xAB7055BB; + activate_router(1); + router_send_frame(0, (uint8_t*)&data, 4); + assert_that(router_buffers[1].send_buffers[UP_LINK].sent_data_size, is_greater_than(0)); + assert_that(router_buffers[1].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); + + never_expect(transport_recv_frame); + activate_router(0); + receive_data(UP_LINK, + router_buffers[1].send_buffers[UP_LINK].sent_data, + router_buffers[1].send_buffers[UP_LINK].sent_data_size); + assert_that(router_buffers[0].send_buffers[UP_LINK].sent_data_size, is_equal_to(0)); + assert_that(router_buffers[0].send_buffers[DOWN_LINK].sent_data_size, is_equal_to(0)); +} diff --git a/quantum/serial_link/tests/frame_validator_tests.c b/quantum/serial_link/tests/frame_validator_tests.c new file mode 100644 index 0000000000..d20947e2c9 --- /dev/null +++ b/quantum/serial_link/tests/frame_validator_tests.c @@ -0,0 +1,101 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#include +#include +#include "serial_link/protocol/frame_validator.c" + +void route_incoming_frame(uint8_t link, uint8_t* data, uint16_t size) { + mock(data, size); +} + +void byte_stuffer_send_frame(uint8_t link, uint8_t* data, uint16_t size) { + mock(data, size); +} + +Describe(FrameValidator); +BeforeEach(FrameValidator) {} +AfterEach(FrameValidator) {} + +Ensure(FrameValidator, doesnt_validate_frames_under_5_bytes) { + never_expect(route_incoming_frame); + uint8_t data[] = {1, 2}; + validator_recv_frame(0, 0, 1); + validator_recv_frame(0, data, 2); + validator_recv_frame(0, data, 3); + validator_recv_frame(0, data, 4); +} + +Ensure(FrameValidator, validates_one_byte_frame_with_correct_crc) { + uint8_t data[] = {0x44, 0x04, 0x6A, 0xB3, 0xA3}; + expect(route_incoming_frame, + when(size, is_equal_to(1)), + when(data, is_equal_to_contents_of(data, 1)) + ); + validator_recv_frame(0, data, 5); +} + +Ensure(FrameValidator, does_not_validate_one_byte_frame_with_incorrect_crc) { + uint8_t data[] = {0x44, 0, 0, 0, 0}; + never_expect(route_incoming_frame); + validator_recv_frame(1, data, 5); +} + +Ensure(FrameValidator, validates_four_byte_frame_with_correct_crc) { + uint8_t data[] = {0x44, 0x10, 0xFF, 0x00, 0x74, 0x4E, 0x30, 0xBA}; + expect(route_incoming_frame, + when(size, is_equal_to(4)), + when(data, is_equal_to_contents_of(data, 4)) + ); + validator_recv_frame(1, data, 8); +} + +Ensure(FrameValidator, validates_five_byte_frame_with_correct_crc) { + uint8_t data[] = {1, 2, 3, 4, 5, 0xF4, 0x99, 0x0B, 0x47}; + expect(route_incoming_frame, + when(size, is_equal_to(5)), + when(data, is_equal_to_contents_of(data, 5)) + ); + validator_recv_frame(0, data, 9); +} + +Ensure(FrameValidator, sends_one_byte_with_correct_crc) { + uint8_t original[] = {0x44, 0, 0, 0, 0}; + uint8_t expected[] = {0x44, 0x04, 0x6A, 0xB3, 0xA3}; + expect(byte_stuffer_send_frame, + when(size, is_equal_to(sizeof(expected))), + when(data, is_equal_to_contents_of(expected, sizeof(expected))) + ); + validator_send_frame(0, original, 1); +} + +Ensure(FrameValidator, sends_five_bytes_with_correct_crc) { + uint8_t original[] = {1, 2, 3, 4, 5, 0, 0, 0, 0}; + uint8_t expected[] = {1, 2, 3, 4, 5, 0xF4, 0x99, 0x0B, 0x47}; + expect(byte_stuffer_send_frame, + when(size, is_equal_to(sizeof(expected))), + when(data, is_equal_to_contents_of(expected, sizeof(expected))) + ); + validator_send_frame(0, original, 5); +} diff --git a/quantum/serial_link/tests/transport_tests.c b/quantum/serial_link/tests/transport_tests.c new file mode 100644 index 0000000000..358e1b9fd4 --- /dev/null +++ b/quantum/serial_link/tests/transport_tests.c @@ -0,0 +1,168 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#include +#include +#include "serial_link/protocol/transport.c" +#include "serial_link/protocol/triple_buffered_object.c" + +void signal_data_written(void) { + mock(); +} + +static uint8_t sent_data[2048]; +static uint16_t sent_data_size; + +void router_send_frame(uint8_t destination, uint8_t* data, uint16_t size) { + mock(destination); + memcpy(sent_data + sent_data_size, data, size); + sent_data_size += size; +} + +typedef struct { + uint32_t test; +} test_object1_t; + +typedef struct { + uint32_t test1; + uint32_t test2; +} test_object2_t; + +MASTER_TO_ALL_SLAVES_OBJECT(master_to_slave, test_object1_t); +MASTER_TO_SINGLE_SLAVE_OBJECT(master_to_single_slave, test_object1_t); +SLAVE_TO_MASTER_OBJECT(slave_to_master, test_object1_t); + +static remote_object_t* test_remote_objects[] = { + REMOTE_OBJECT(master_to_slave), + REMOTE_OBJECT(master_to_single_slave), + REMOTE_OBJECT(slave_to_master), +}; + +Describe(Transport); +BeforeEach(Transport) { + add_remote_objects(test_remote_objects, sizeof(test_remote_objects) / sizeof(remote_object_t*)); + sent_data_size = 0; +} +AfterEach(Transport) {} + +Ensure(Transport, write_to_local_signals_an_event) { + begin_write_master_to_slave(); + expect(signal_data_written); + end_write_master_to_slave(); + begin_write_slave_to_master(); + expect(signal_data_written); + end_write_slave_to_master(); + begin_write_master_to_single_slave(1); + expect(signal_data_written); + end_write_master_to_single_slave(1); +} + +Ensure(Transport, writes_from_master_to_all_slaves) { + update_transport(); + test_object1_t* obj = begin_write_master_to_slave(); + obj->test = 5; + expect(signal_data_written); + end_write_master_to_slave(); + expect(router_send_frame, + when(destination, is_equal_to(0xFF))); + update_transport(); + transport_recv_frame(0, sent_data, sent_data_size); + test_object1_t* obj2 = read_master_to_slave(); + assert_that(obj2, is_not_equal_to(NULL)); + assert_that(obj2->test, is_equal_to(5)); +} + +Ensure(Transport, writes_from_slave_to_master) { + update_transport(); + test_object1_t* obj = begin_write_slave_to_master(); + obj->test = 7; + expect(signal_data_written); + end_write_slave_to_master(); + expect(router_send_frame, + when(destination, is_equal_to(0))); + update_transport(); + transport_recv_frame(3, sent_data, sent_data_size); + test_object1_t* obj2 = read_slave_to_master(2); + assert_that(read_slave_to_master(0), is_equal_to(NULL)); + assert_that(obj2, is_not_equal_to(NULL)); + assert_that(obj2->test, is_equal_to(7)); +} + +Ensure(Transport, writes_from_master_to_single_slave) { + update_transport(); + test_object1_t* obj = begin_write_master_to_single_slave(3); + obj->test = 7; + expect(signal_data_written); + end_write_master_to_single_slave(3); + expect(router_send_frame, + when(destination, is_equal_to(4))); + update_transport(); + transport_recv_frame(0, sent_data, sent_data_size); + test_object1_t* obj2 = read_master_to_single_slave(); + assert_that(obj2, is_not_equal_to(NULL)); + assert_that(obj2->test, is_equal_to(7)); +} + +Ensure(Transport, ignores_object_with_invalid_id) { + update_transport(); + test_object1_t* obj = begin_write_master_to_single_slave(3); + obj->test = 7; + expect(signal_data_written); + end_write_master_to_single_slave(3); + expect(router_send_frame, + when(destination, is_equal_to(4))); + update_transport(); + sent_data[sent_data_size - 1] = 44; + transport_recv_frame(0, sent_data, sent_data_size); + test_object1_t* obj2 = read_master_to_single_slave(); + assert_that(obj2, is_equal_to(NULL)); +} + +Ensure(Transport, ignores_object_with_size_too_small) { + update_transport(); + test_object1_t* obj = begin_write_master_to_slave(); + obj->test = 7; + expect(signal_data_written); + end_write_master_to_slave(); + expect(router_send_frame); + update_transport(); + sent_data[sent_data_size - 2] = 0; + transport_recv_frame(0, sent_data, sent_data_size - 1); + test_object1_t* obj2 = read_master_to_slave(); + assert_that(obj2, is_equal_to(NULL)); +} + +Ensure(Transport, ignores_object_with_size_too_big) { + update_transport(); + test_object1_t* obj = begin_write_master_to_slave(); + obj->test = 7; + expect(signal_data_written); + end_write_master_to_slave(); + expect(router_send_frame); + update_transport(); + sent_data[sent_data_size + 21] = 0; + transport_recv_frame(0, sent_data, sent_data_size + 22); + test_object1_t* obj2 = read_master_to_slave(); + assert_that(obj2, is_equal_to(NULL)); +} diff --git a/quantum/serial_link/tests/triple_buffered_object_tests.c b/quantum/serial_link/tests/triple_buffered_object_tests.c new file mode 100644 index 0000000000..6f7c82b468 --- /dev/null +++ b/quantum/serial_link/tests/triple_buffered_object_tests.c @@ -0,0 +1,82 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#include +#include "serial_link/protocol/triple_buffered_object.c" + +typedef struct { + uint8_t state; + uint32_t buffer[3]; +}test_object_t; + +test_object_t test_object; + +Describe(TripleBufferedObject); +BeforeEach(TripleBufferedObject) { + triple_buffer_init((triple_buffer_object_t*)&test_object); +} +AfterEach(TripleBufferedObject) {} + + +Ensure(TripleBufferedObject, writes_and_reads_object) { + *triple_buffer_begin_write(&test_object) = 0x3456ABCC; + triple_buffer_end_write(&test_object); + assert_that(*triple_buffer_read(&test_object), is_equal_to(0x3456ABCC)); +} + +Ensure(TripleBufferedObject, does_not_read_empty) { + assert_that(triple_buffer_read(&test_object), is_equal_to(NULL)); +} + +Ensure(TripleBufferedObject, writes_twice_and_reads_object) { + *triple_buffer_begin_write(&test_object) = 0x3456ABCC; + triple_buffer_end_write(&test_object); + *triple_buffer_begin_write(&test_object) = 0x44778899; + triple_buffer_end_write(&test_object); + assert_that(*triple_buffer_read(&test_object), is_equal_to(0x44778899)); +} + +Ensure(TripleBufferedObject, performs_another_write_in_the_middle_of_read) { + *triple_buffer_begin_write(&test_object) = 1; + triple_buffer_end_write(&test_object); + uint32_t* read = triple_buffer_read(&test_object); + *triple_buffer_begin_write(&test_object) = 2; + triple_buffer_end_write(&test_object); + assert_that(*read, is_equal_to(1)); + assert_that(*triple_buffer_read(&test_object), is_equal_to(2)); + assert_that(triple_buffer_read(&test_object), is_equal_to(NULL)); +} + +Ensure(TripleBufferedObject, performs_two_writes_in_the_middle_of_read) { + *triple_buffer_begin_write(&test_object) = 1; + triple_buffer_end_write(&test_object); + uint32_t* read = triple_buffer_read(&test_object); + *triple_buffer_begin_write(&test_object) = 2; + triple_buffer_end_write(&test_object); + *triple_buffer_begin_write(&test_object) = 3; + triple_buffer_end_write(&test_object); + assert_that(*read, is_equal_to(1)); + assert_that(*triple_buffer_read(&test_object), is_equal_to(3)); + assert_that(triple_buffer_read(&test_object), is_equal_to(NULL)); +} -- cgit v1.2.3