From 81706d1130fdc3c0d6d110f4d8665c47ffd7fb59 Mon Sep 17 00:00:00 2001
From: tmk <nobody@nowhere>
Date: Sun, 10 Jun 2012 23:50:47 +0900
Subject: Moved protocol files; news and x68k.

Renamed sony_usb to news_usb
Renamed hbk to hbkb
---
 protocol/news.c | 168 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 protocol/news.h |  51 +++++++++++++++++
 protocol/x68k.c |  75 +++++++++++++++++++++++++
 protocol/x68k.h |  47 ++++++++++++++++
 4 files changed, 341 insertions(+)
 create mode 100644 protocol/news.c
 create mode 100644 protocol/news.h
 create mode 100644 protocol/x68k.c
 create mode 100644 protocol/x68k.h

(limited to 'protocol')

diff --git a/protocol/news.c b/protocol/news.c
new file mode 100644
index 0000000000..d18b996f49
--- /dev/null
+++ b/protocol/news.c
@@ -0,0 +1,168 @@
+/*
+Copyright 2012 Jun WAKO <wakojun@gmail.com>
+
+This software is licensed with a Modified BSD License.
+All of this is supposed to be Free Software, Open Source, DFSG-free,
+GPL-compatible, and OK to use in both free and proprietary applications.
+Additions and corrections to this file are welcome.
+
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright
+  notice, this list of conditions and the following disclaimer.
+
+* Redistributions in binary form must reproduce the above copyright
+  notice, this list of conditions and the following disclaimer in
+  the documentation and/or other materials provided with the
+  distribution.
+
+* Neither the name of the copyright holders nor the names of
+  contributors may be used to endorse or promote products derived
+  from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include <stdbool.h>
+#include <avr/io.h>
+#include <avr/interrupt.h>
+#include "news.h"
+
+
+void news_init(void)
+{
+    NEWS_KBD_RX_INIT();
+}
+
+// RX ring buffer
+#define RBUF_SIZE   8
+static uint8_t rbuf[RBUF_SIZE];
+static uint8_t rbuf_head = 0;
+static uint8_t rbuf_tail = 0;
+
+uint8_t news_recv(void)
+{
+    uint8_t data = 0;
+    if (rbuf_head == rbuf_tail) {
+        return 0;
+    }
+
+    data = rbuf[rbuf_tail];
+    rbuf_tail = (rbuf_tail + 1) % RBUF_SIZE;
+    return data;
+}
+
+// USART RX complete interrupt
+ISR(NEWS_KBD_RX_VECT)
+{
+    uint8_t next = (rbuf_head + 1) % RBUF_SIZE;
+    if (next != rbuf_tail) {
+        rbuf[rbuf_head] = NEWS_KBD_RX_DATA;
+        rbuf_head = next;
+    }
+}
+
+
+/*
+SONY NEWS Keyboard Protocol
+===========================
+
+Resources
+---------
+    Mouse protocol of NWA-5461(Japanese)
+    http://groups.google.com/group/fj.sys.news/browse_thread/thread/a01b3e3ac6ae5b2d
+
+    SONY NEWS Info(Japanese)
+    http://katsu.watanabe.name/doc/sonynews/
+
+
+Pinouts
+-------
+    EIA 232 male connector from NWP-5461
+    -------------
+    \ 1 2 3 4 5 /
+     \ 6 7 8 9 /
+      ---------
+    1 VCC
+    2 BZ(Speaker)
+    3 Keyboard Data(from keyboard MCU TxD)
+    4 NC
+    5 FG
+    6 Unknown Input(to keyboard MCU RxD via schmitt trigger)
+    7 Mouse Data(from Mouse Ext connector)
+    8 Unknown Input(to Keyboard MCU Input via diode and buffer)
+    9 GND
+    NOTE: Two LED on keyboard are controlled by pin 6,8?
+
+    EIA 232 male connector from NWP-411A
+    -------------
+    \ 1 2 3 4 5 /
+     \ 6 7 8 9 /
+      ---------
+    1 VCC
+    2 BZ(Speaker)
+    3 Keyboard Data(from keyboard MCU TxD)
+    4 NC
+    5 FG
+    6 NC
+    7 Mouse Data(from Mouse Ext connector)
+    8 NC
+    9 GND
+    NOTE: These are just from my guess and not confirmed.
+
+
+Signaling
+---------
+    ~~~~~~~~~~ ____XOO0X111X222X333X444X555X666X777~~~~ ~~~~~~~
+    Idle    Start  LSB                         MSB Stop Idle
+
+    Idle:       High
+    Start bit:  Low
+    Stop bit:   High
+    Bit order:  LSB first
+
+    Baud rate:  9600
+    Interface:  TTL level(5V) UART
+
+    NOTE: This is observed on NWP-5461 with its DIP switch all OFF.
+
+
+Format
+------
+    MSB         LSB
+    7 6 5 4 3 2 1 0   bit
+    | | | | | | | |
+    | +-+-+-+-+-+-+-- scan code(00-7F)
+    +---------------- break flag: sets when released
+
+
+Scan Codes
+----------
+    SONY NEWS NWP-5461
+    ,---.   ,------------------------, ,------------------------. ,---------.
+    | 7A|   | 01 | 02 | 03 | 04 | 05 | | 06 | 07 | 08 | 09 | 0A | | 68 | 69 | ,-----------.
+    `---'   `------------------------' `------------------------' `---------' | 64| 65| 52|
+    ,-------------------------------------------------------------. ,---. ,---------------|
+    | 0B| 0C| 0D| 0E| 0F| 10| 11| 12| 13| 14| 15| 16| 17| 18|  19 | | 6A| | 4B| 4C| 4D| 4E|
+    |-------------------------------------------------------------| |---| |---------------|
+    |  1A | 1B| 1C| 1D| 1E| 1F| 20| 21| 22| 23| 24| 25| 26| 27|   | | 6B| | 4F| 50| 51| 56|
+    |---------------------------------------------------------'   | |---| |---------------|
+    |  28  | 29| 2A| 2B| 2C| 2D| 2E| 2F| 30| 31| 32| 33| 34|  35  | | 6C| | 53| 54| 55|   |
+    |-------------------------------------------------------------| |---| |-----------| 5A|
+    |  36    | 37| 38| 39| 3A| 3B| 3C| 3D| 3E| 3F| 40| 41|   42   | | 6D| | 57| 59| 58|   |
+    |-------------------------------------------------------------| |---| |---------------|
+    | 43  | 44 | 45 |       46          |    47    | 48| 49|  4A  | | 6E| | 66| 5B| 5C| 5D|
+    `-------------------------------------------------------------' `---' `---------------'
+*/
diff --git a/protocol/news.h b/protocol/news.h
new file mode 100644
index 0000000000..35e09c4d20
--- /dev/null
+++ b/protocol/news.h
@@ -0,0 +1,51 @@
+/*
+Copyright 2012 Jun WAKO <wakojun@gmail.com>
+
+This software is licensed with a Modified BSD License.
+All of this is supposed to be Free Software, Open Source, DFSG-free,
+GPL-compatible, and OK to use in both free and proprietary applications.
+Additions and corrections to this file are welcome.
+
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright
+  notice, this list of conditions and the following disclaimer.
+
+* Redistributions in binary form must reproduce the above copyright
+  notice, this list of conditions and the following disclaimer in
+  the documentation and/or other materials provided with the
+  distribution.
+
+* Neither the name of the copyright holders nor the names of
+  contributors may be used to endorse or promote products derived
+  from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef NEWS_H
+#define NEWS_H
+/*
+ * Primitive PS/2 Library for AVR
+ */
+
+
+/* host role */
+void news_init(void);
+uint8_t news_recv(void);
+
+/* device role */
+
+#endif
diff --git a/protocol/x68k.c b/protocol/x68k.c
new file mode 100644
index 0000000000..d17af51cc2
--- /dev/null
+++ b/protocol/x68k.c
@@ -0,0 +1,75 @@
+/*
+Copyright 2012 Jun WAKO <wakojun@gmail.com>
+
+This software is licensed with a Modified BSD License.
+All of this is supposed to be Free Software, Open Source, DFSG-free,
+GPL-compatible, and OK to use in both free and proprietary applications.
+Additions and corrections to this file are welcome.
+
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright
+  notice, this list of conditions and the following disclaimer.
+
+* Redistributions in binary form must reproduce the above copyright
+  notice, this list of conditions and the following disclaimer in
+  the documentation and/or other materials provided with the
+  distribution.
+
+* Neither the name of the copyright holders nor the names of
+  contributors may be used to endorse or promote products derived
+  from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include <stdbool.h>
+#include <avr/io.h>
+#include <avr/interrupt.h>
+#include "x68k.h"
+
+
+void x68k_init(void)
+{
+    KBD_RX_INIT();
+}
+
+// RX ring buffer
+#define RBUF_SIZE   8
+static uint8_t rbuf[RBUF_SIZE];
+static uint8_t rbuf_head = 0;
+static uint8_t rbuf_tail = 0;
+
+uint8_t x68k_recv(void)
+{
+    uint8_t data = 0;
+    if (rbuf_head == rbuf_tail) {
+        return 0;
+    }
+
+    data = rbuf[rbuf_tail];
+    rbuf_tail = (rbuf_tail + 1) % RBUF_SIZE;
+    return data;
+}
+
+// USART RX complete interrupt
+ISR(KBD_RX_VECT)
+{
+    uint8_t next = (rbuf_head + 1) % RBUF_SIZE;
+    if (next != rbuf_tail) {
+        rbuf[rbuf_head] = KBD_RX_DATA;
+        rbuf_head = next;
+    }
+}
diff --git a/protocol/x68k.h b/protocol/x68k.h
new file mode 100644
index 0000000000..2cfda63a7a
--- /dev/null
+++ b/protocol/x68k.h
@@ -0,0 +1,47 @@
+/*
+Copyright 2012 Jun WAKO <wakojun@gmail.com>
+
+This software is licensed with a Modified BSD License.
+All of this is supposed to be Free Software, Open Source, DFSG-free,
+GPL-compatible, and OK to use in both free and proprietary applications.
+Additions and corrections to this file are welcome.
+
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright
+  notice, this list of conditions and the following disclaimer.
+
+* Redistributions in binary form must reproduce the above copyright
+  notice, this list of conditions and the following disclaimer in
+  the documentation and/or other materials provided with the
+  distribution.
+
+* Neither the name of the copyright holders nor the names of
+  contributors may be used to endorse or promote products derived
+  from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef X68K_H
+#define X68K_H
+
+/* host role */
+void x68k_init(void);
+uint8_t x68k_recv(void);
+
+/* device role */
+
+#endif
-- 
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