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-rw-r--r--quantum/serial_link/protocol/byte_stuffer.c55
-rw-r--r--quantum/serial_link/protocol/frame_router.c23
-rw-r--r--quantum/serial_link/protocol/frame_validator.c80
-rw-r--r--quantum/serial_link/protocol/transport.c61
-rw-r--r--quantum/serial_link/protocol/transport.h168
-rw-r--r--quantum/serial_link/protocol/triple_buffered_object.c7
-rw-r--r--quantum/serial_link/protocol/triple_buffered_object.h14
7 files changed, 155 insertions, 253 deletions
diff --git a/quantum/serial_link/protocol/byte_stuffer.c b/quantum/serial_link/protocol/byte_stuffer.c
index 2c87d64c29..d3a91d8286 100644
--- a/quantum/serial_link/protocol/byte_stuffer.c
+++ b/quantum/serial_link/protocol/byte_stuffer.c
@@ -34,21 +34,21 @@ SOFTWARE.
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;
+ 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->next_zero = 0;
+ state->data_pos = 0;
state->long_frame = false;
}
void init_byte_stuffer(void) {
int i;
- for (i=0;i<NUM_LINKS;i++) {
+ for (i = 0; i < NUM_LINKS; i++) {
init_byte_stuffer_state(&states[i]);
}
}
@@ -57,9 +57,9 @@ void byte_stuffer_recv_byte(uint8_t link, uint8_t data) {
byte_stuffer_state_t* state = &states[link];
// Start of a new frame
if (state->next_zero == 0) {
- state->next_zero = data;
+ state->next_zero = data;
state->long_frame = data == 0xFF;
- state->data_pos = 0;
+ state->data_pos = 0;
return;
}
@@ -70,33 +70,28 @@ void byte_stuffer_recv_byte(uint8_t link, uint8_t data) {
if (state->data_pos > 0) {
validator_recv_frame(link, state->data, state->data_pos);
}
- }
- else {
+ } else {
// The frame is invalid, so reset
init_byte_stuffer_state(state);
}
- }
- else {
+ } 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->next_zero = data;
state->long_frame = data == 0xFF;
- state->data_pos = 0;
- }
- else if (state->next_zero == 0) {
+ 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->next_zero = data;
state->long_frame = data == 0xFF;
- }
- else {
+ } else {
// Special case for zeroes
- state->next_zero = data;
+ state->next_zero = data;
state->data[state->data_pos++] = 0;
}
- }
- else {
+ } else {
state->data[state->data_pos++] = data;
}
}
@@ -105,7 +100,7 @@ void byte_stuffer_recv_byte(uint8_t link, uint8_t 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);
+ send_data(link, start, end - start);
}
}
@@ -113,24 +108,22 @@ 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;
+ 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;
+ start = data;
num_non_zero = 1;
- }
- else {
+ } else {
if (*data == 0) {
// A zero encountered, so send the block
send_block(link, start, data, num_non_zero);
- start = data + 1;
+ start = data + 1;
num_non_zero = 1;
- }
- else {
+ } else {
num_non_zero++;
}
++data;
diff --git a/quantum/serial_link/protocol/frame_router.c b/quantum/serial_link/protocol/frame_router.c
index 04b8c2e75c..5292673700 100644
--- a/quantum/serial_link/protocol/frame_router.c
+++ b/quantum/serial_link/protocol/frame_router.c
@@ -28,26 +28,22 @@ SOFTWARE.
static bool is_master;
-void router_set_master(bool master) {
- is_master = master;
-}
+void router_set_master(bool master) { is_master = master; }
-void route_incoming_frame(uint8_t link, uint8_t* data, uint16_t size){
+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);
+ transport_recv_frame(data[size - 1], data, size - 1);
}
- }
- else {
+ } else {
if (link == UP_LINK) {
- if (data[size-1] & 1) {
+ if (data[size - 1] & 1) {
transport_recv_frame(0, data, size - 1);
}
- data[size-1] >>= 1;
+ data[size - 1] >>= 1;
validator_send_frame(DOWN_LINK, data, size);
- }
- else {
- data[size-1]++;
+ } else {
+ data[size - 1]++;
validator_send_frame(UP_LINK, data, size);
}
}
@@ -59,8 +55,7 @@ void router_send_frame(uint8_t destination, uint8_t* data, uint16_t size) {
data[size] = 1;
validator_send_frame(UP_LINK, data, size + 1);
}
- }
- else {
+ } else {
if (is_master) {
data[size] = destination;
validator_send_frame(DOWN_LINK, data, size + 1);
diff --git a/quantum/serial_link/protocol/frame_validator.c b/quantum/serial_link/protocol/frame_validator.c
index 474f80ee8e..bc9136f70b 100644
--- a/quantum/serial_link/protocol/frame_validator.c
+++ b/quantum/serial_link/protocol/frame_validator.c
@@ -27,78 +27,14 @@ SOFTWARE.
#include "serial_link/protocol/byte_stuffer.h"
#include <string.h>
-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
-};
+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)
-{
+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);
+ while (bytelength-- != 0) crc = poly8_lookup[((uint8_t)crc ^ *(p++))] ^ (crc >> 8);
// return (~crc); also works
return (crc ^ 0xffffffff);
}
@@ -106,10 +42,10 @@ static uint32_t crc32_byte(uint8_t *p, uint32_t bytelength)
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);
+ 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);
+ route_incoming_frame(link, data, size - 4);
}
}
}
diff --git a/quantum/serial_link/protocol/transport.c b/quantum/serial_link/protocol/transport.c
index ff795fe201..73b8dc62e9 100644
--- a/quantum/serial_link/protocol/transport.c
+++ b/quantum/serial_link/protocol/transport.c
@@ -29,42 +29,38 @@ SOFTWARE.
#define MAX_REMOTE_OBJECTS 16
static remote_object_t* remote_objects[MAX_REMOTE_OBJECTS];
-static uint32_t num_remote_objects = 0;
+static uint32_t num_remote_objects = 0;
-void reinitialize_serial_link_transport(void) {
- num_remote_objects = 0;
-}
+void reinitialize_serial_link_transport(void) { 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];
+ 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;
+ tb = (triple_buffer_object_t*)start;
triple_buffer_init(tb);
- }
- else if(obj->object_type == MASTER_TO_SINGLE_SLAVE) {
- uint8_t* start = obj->buffer;
+ } else if (obj->object_type == MASTER_TO_SINGLE_SLAVE) {
+ uint8_t* start = obj->buffer;
unsigned int j;
- for (j=0;j<NUM_SLAVES;j++) {
+ for (j = 0; j < NUM_SLAVES; j++) {
triple_buffer_object_t* tb = (triple_buffer_object_t*)start;
triple_buffer_init(tb);
start += LOCAL_OBJECT_SIZE(obj->object_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;
+ } 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;j<NUM_SLAVES;j++) {
+ for (j = 0; j < NUM_SLAVES; j++) {
tb = (triple_buffer_object_t*)start;
triple_buffer_init(tb);
start += REMOTE_OBJECT_SIZE(obj->object_size);
@@ -74,23 +70,21 @@ void add_remote_objects(remote_object_t** _remote_objects, uint32_t _num_remote_
}
void transport_recv_frame(uint8_t from, uint8_t* data, uint16_t size) {
- uint8_t id = data[size-1];
+ 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) {
+ } 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 {
+ } 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);
+ 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);
}
@@ -99,26 +93,25 @@ void transport_recv_frame(uint8_t from, uint8_t* data, uint16_t size) {
void update_transport(void) {
unsigned int i;
- for(i=0;i<num_remote_objects;i++) {
+ for (i = 0; i < num_remote_objects; i++) {
remote_object_t* obj = remote_objects[i];
if (obj->object_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);
+ 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;
+ 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;
+ } else {
+ uint8_t* start = obj->buffer;
unsigned int j;
- for (j=0;j<NUM_SLAVES;j++) {
- triple_buffer_object_t* tb = (triple_buffer_object_t*)start;
- uint8_t* ptr = (uint8_t*)triple_buffer_read_internal(obj->object_size + LOCAL_OBJECT_EXTRA, tb);
+ for (j = 0; j < NUM_SLAVES; j++) {
+ triple_buffer_object_t* tb = (triple_buffer_object_t*)start;
+ 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 = j + 1;
+ 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
index 2c5d890b21..309a56b000 100644
--- a/quantum/serial_link/protocol/transport.h
+++ b/quantum/serial_link/protocol/transport.h
@@ -42,104 +42,94 @@ typedef enum {
typedef struct {
remote_object_type object_type;
- uint16_t object_size;
- uint8_t buffer[] __attribute__((aligned(4)));
+ 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; \
+#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 (type*)triple_buffer_read_internal(obj->object_size, 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 (type*)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; \
+#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 (type*)triple_buffer_read_internal(obj->object_size, 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 (type*)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; \
+#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 (type*)triple_buffer_read_internal(obj->object_size, 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 (type*)triple_buffer_read_internal(obj->object_size, tb); \
}
#define REMOTE_OBJECT(name) (remote_object_t*)&remote_object_##name
diff --git a/quantum/serial_link/protocol/triple_buffered_object.c b/quantum/serial_link/protocol/triple_buffered_object.c
index e3e8989d30..e0c6d702a5 100644
--- a/quantum/serial_link/protocol/triple_buffered_object.c
+++ b/quantum/serial_link/protocol/triple_buffered_object.c
@@ -49,14 +49,13 @@ void* triple_buffer_read_internal(uint16_t object_size, triple_buffer_object_t*
serial_link_lock();
if (GET_DATA_AVAILABLE()) {
uint8_t shared_index = GET_SHARED_INDEX();
- uint8_t read_index = GET_READ_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 {
+ } else {
serial_link_unlock();
return NULL;
}
@@ -70,7 +69,7 @@ void* triple_buffer_begin_write_internal(uint16_t object_size, triple_buffer_obj
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();
+ uint8_t write_index = GET_WRITE_INDEX();
SET_SHARED_INDEX(write_index);
SET_WRITE_INDEX(shared_index);
SET_DATA_AVAILABLE(true);
diff --git a/quantum/serial_link/protocol/triple_buffered_object.h b/quantum/serial_link/protocol/triple_buffered_object.h
index 2e57db3f50..6ec98d52bf 100644
--- a/quantum/serial_link/protocol/triple_buffered_object.h
+++ b/quantum/serial_link/protocol/triple_buffered_object.h
@@ -30,22 +30,18 @@ SOFTWARE.
typedef struct {
uint8_t state;
uint8_t buffer[] __attribute__((aligned(4)));
-}triple_buffer_object_t;
+} 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_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_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)
+#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_end_write_internal(triple_buffer_object_t* object);
void* triple_buffer_read_internal(uint16_t object_size, triple_buffer_object_t* object);
-
#endif