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Port ps2_usb to mbed

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This commit is contained in:
tmk 2014-06-19 16:13:35 +09:00
parent 80c3ff5fa0
commit 4c8e0fd0bd
15 changed files with 343 additions and 90 deletions
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1
common/progmem.h
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@ -6,6 +6,7 @@
#elif defined(__arm__)
# define PROGMEM
# define pgm_read_byte(p) *(p)
# define pgm_read_word(p) *(p)
#endif
#endif

44
converter/ps2_usb/Makefile.mbed Normal file
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@ -0,0 +1,44 @@
PROJECT = ps2_usb
TMK_DIR = ../..
MBED_DIR = $(TMK_DIR)/mbed-sdk
#VPATH += $(MBED_DIR):$(TMK_DIR)
vpath %.s .:$(MBED_DIR):$(TMK_DIR)
vpath %.c .:$(MBED_DIR):$(TMK_DIR)
vpath %.cpp .:$(MBED_DIR):$(TMK_DIR)
OBJDIR = ./build
OBJECTS = \
$(OBJDIR)/protocol/ps2_busywait.o \
$(OBJDIR)/protocol/ps2_io_mbed.o \
$(OBJDIR)/./keymap_common.o \
$(OBJDIR)/./matrix.o \
$(OBJDIR)/./led.o \
$(OBJDIR)/./main.o
ifdef KEYMAP
OBJECTS := $(OBJDIR)/keymap_$(KEYMAP).o $(OBJECTS)
else
OBJECTS := $(OBJDIR)/keymap_plain.o $(OBJECTS)
endif
CONFIG_H = config_mbed.h
SYS_OBJECTS =
INCLUDE_PATHS = -I.
LIBRARY_PATHS =
LIBRARIES =
# Build Options
# Comment out to disable
#BOOTMAGIC_ENABLE = yes
MOUSEKEY_ENABLE = yes
include $(TMK_DIR)/tool/mbed/mbed.mk
include $(TMK_DIR)/tool/mbed/common.mk
include $(TMK_DIR)/tool/mbed/gcc.mk

60
converter/ps2_usb/config_mbed.h Normal file
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@ -0,0 +1,60 @@
/*
Copyright 2012 Jun Wako <wakojun@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef CONFIG_MBED_H
#define CONFIG_MBED_H
#if 0
// duplicated name against mbed USBDeivce
#define VENDOR_ID 0xFEED
#define PRODUCT_ID 0x6512
#endif
#define DEVICE_VER 0x0001
#define MANUFACTURER t.m.k.
#define PRODUCT PS/2 keyboard converter
#define DESCRIPTION convert PS/2 keyboard to USB
/* matrix size */
#define MATRIX_ROWS 32 // keycode bit: 3-0
#define MATRIX_COLS 8 // keycode bit: 6-4
/* key combination for command */
#define IS_COMMAND() ( \
keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) || \
keyboard_report->mods == (MOD_BIT(KC_LCTRL) | MOD_BIT(KC_RSHIFT)) \
)
/*
* PS/2 Busywait
*/
#ifdef PS2_USE_BUSYWAIT
# define PS2_CLOCK_PORT PORTD
# define PS2_CLOCK_PIN PIND
# define PS2_CLOCK_DDR DDRD
# define PS2_CLOCK_BIT 5
# define PS2_DATA_PORT PORTD
# define PS2_DATA_PIN PIND
# define PS2_DATA_DDR DDRD
# define PS2_DATA_BIT 2
#endif
#endif

3
converter/ps2_usb/keymap_common.c
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@ -15,10 +15,11 @@ You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "keymap_common.h"
#include "progmem.h"
/* translates key to keycode */
uint8_t keymap_key_to_keycode(uint8_t layer, key_t key)
uint8_t keymap_key_to_keycode(uint8_t layer, keypos_t key)
{
return pgm_read_byte(&keymaps[(layer)][(key.row)][(key.col)]);
}

1
converter/ps2_usb/keymap_common.h
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@ -19,7 +19,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <stdint.h>
#include <stdbool.h>
#include <avr/pgmspace.h>
#include "keycode.h"
#include "action.h"
#include "action_macro.h"

46
converter/ps2_usb/main.cpp Normal file
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@ -0,0 +1,46 @@
#include "mbed.h"
#include "debug.h"
#include "timer.h"
#include "action.h"
#include "keycode.h"
#include "host.h"
#include "host_driver.h"
#include "mbed_driver.h"
// Button and LEDs of LPC11U35 board
DigitalIn isp(P0_1); // ISP button
DigitalOut led_red(P0_20);
DigitalOut led_green(P0_21);
int main(void) {
isp.mode(PullUp);
led_red = 1;
led_green = 0;
timer_init();
host_set_driver(&mbed_driver);
keyboard_init();
//debug_enable = true;
xprintf("mbed_onekey ver.eee:\r\n");
bool last_isp = isp;
while (1) {
keyboard_task();
//led_green = !led_green;
if (last_isp == isp) continue;
last_isp = isp;
if (last_isp == 0) {
led_red = 0; // on
dprintf("timer: %i\r\n", timer_read());
//register_code(KC_A);
} else {
led_red = 1; // off
//unregister_code(KC_A);
}
}
}

3
converter/ps2_usb/matrix.c
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@ -17,8 +17,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <stdint.h>
#include <stdbool.h>
#include <avr/io.h>
#include <util/delay.h>
#include "action.h"
#include "print.h"
#include "util.h"
@ -189,6 +187,7 @@ uint8_t matrix_scan(void)
}
uint8_t code = ps2_host_recv();
if (code) xprintf("%i\r\n", code);
if (!ps2_error) {
switch (state) {
case INIT:

2
keyboard/mbed_onekey/Makefile
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@ -1,7 +1,7 @@
PROJECT = mbed_onekey
TMK_DIR = ../..
MBED_DIR = ./mbed-sdk
MBED_DIR = $(TMK_DIR)/mbed-sdk
#VPATH += $(MBED_DIR):$(TMK_DIR)
vpath %.s .:$(MBED_DIR):$(TMK_DIR)

1
protocol.mk
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@ -9,6 +9,7 @@ endif
ifdef PS2_USE_BUSYWAIT
SRC += protocol/ps2_busywait.c
SRC += protocol/ps2_io_avr.c
OPT_DEFS += -DPS2_USE_BUSYWAIT
endif

65
protocol/ps2.h
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@ -39,8 +39,9 @@ POSSIBILITY OF SUCH DAMAGE.
#define PS2_H
#include <stdbool.h>
#include <util/delay.h>
#include <avr/io.h>
#include "wait.h"
#include "ps2_io.h"
#include "print.h"
/*
* Primitive PS/2 Library for AVR
@ -92,79 +93,27 @@ uint8_t ps2_host_recv(void);
void ps2_host_set_led(uint8_t usb_led);
/* Check port settings for clock and data line */
#if !(defined(PS2_CLOCK_PORT) && \
defined(PS2_CLOCK_PIN) && \
defined(PS2_CLOCK_DDR) && \
defined(PS2_CLOCK_BIT))
# error "PS/2 clock port setting is required in config.h"
#endif
#if !(defined(PS2_DATA_PORT) && \
defined(PS2_DATA_PIN) && \
defined(PS2_DATA_DDR) && \
defined(PS2_DATA_BIT))
# error "PS/2 data port setting is required in config.h"
#endif
/*--------------------------------------------------------------------
* static functions
*------------------------------------------------------------------*/
static inline void clock_lo(void)
{
PS2_CLOCK_PORT &= ~(1<<PS2_CLOCK_BIT);
PS2_CLOCK_DDR |= (1<<PS2_CLOCK_BIT);
}
static inline void clock_hi(void)
{
/* input with pull up */
PS2_CLOCK_DDR &= ~(1<<PS2_CLOCK_BIT);
PS2_CLOCK_PORT |= (1<<PS2_CLOCK_BIT);
}
static inline bool clock_in(void)
{
PS2_CLOCK_DDR &= ~(1<<PS2_CLOCK_BIT);
PS2_CLOCK_PORT |= (1<<PS2_CLOCK_BIT);
_delay_us(1);
return PS2_CLOCK_PIN&(1<<PS2_CLOCK_BIT);
}
static inline void data_lo(void)
{
PS2_DATA_PORT &= ~(1<<PS2_DATA_BIT);
PS2_DATA_DDR |= (1<<PS2_DATA_BIT);
}
static inline void data_hi(void)
{
/* input with pull up */
PS2_DATA_DDR &= ~(1<<PS2_DATA_BIT);
PS2_DATA_PORT |= (1<<PS2_DATA_BIT);
}
static inline bool data_in(void)
{
PS2_DATA_DDR &= ~(1<<PS2_DATA_BIT);
PS2_DATA_PORT |= (1<<PS2_DATA_BIT);
_delay_us(1);
return PS2_DATA_PIN&(1<<PS2_DATA_BIT);
}
static inline uint16_t wait_clock_lo(uint16_t us)
{
while (clock_in() && us) { asm(""); _delay_us(1); us--; }
while (clock_in() && us) { asm(""); wait_us(1); us--; }
return us;
}
static inline uint16_t wait_clock_hi(uint16_t us)
{
while (!clock_in() && us) { asm(""); _delay_us(1); us--; }
while (!clock_in() && us) { asm(""); wait_us(1); us--; }
return us;
}
static inline uint16_t wait_data_lo(uint16_t us)
{
while (data_in() && us) { asm(""); _delay_us(1); us--; }
while (data_in() && us) { asm(""); wait_us(1); us--; }
return us;
}
static inline uint16_t wait_data_hi(uint16_t us)
{
while (!data_in() && us) { asm(""); _delay_us(1); us--; }
while (!data_in() && us) { asm(""); wait_us(1); us--; }
return us;
}

16
protocol/ps2_busywait.c
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@ -40,8 +40,9 @@ POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdbool.h>
#include <util/delay.h>
#include "wait.h"
#include "ps2.h"
#include "ps2_io.h"
#include "debug.h"
@ -58,8 +59,11 @@ uint8_t ps2_error = PS2_ERR_NONE;
void ps2_host_init(void)
{
clock_init();
data_init();
// POR(150-2000ms) plus BAT(300-500ms) may take 2.5sec([3]p.20)
_delay_ms(2500);
wait_ms(2500);
inhibit();
}
@ -71,7 +75,7 @@ uint8_t ps2_host_send(uint8_t data)
/* terminate a transmission if we have */
inhibit();
_delay_us(100); // 100us [4]p.13, [5]p.50
wait_us(100); // 100us [4]p.13, [5]p.50
/* 'Request to Send' and Start bit */
data_lo();
@ -80,7 +84,7 @@ uint8_t ps2_host_send(uint8_t data)
/* Data bit */
for (uint8_t i = 0; i < 8; i++) {
_delay_us(15);
wait_us(15);
if (data&(1<<i)) {
parity = !parity;
data_hi();
@ -92,13 +96,13 @@ uint8_t ps2_host_send(uint8_t data)
}
/* Parity bit */
_delay_us(15);
wait_us(15);
if (parity) { data_hi(); } else { data_lo(); }
WAIT(clock_hi, 50, 4);
WAIT(clock_lo, 50, 5);
/* Stop bit */
_delay_us(15);
wait_us(15);
data_hi();
/* Ack */

15
protocol/ps2_io.h Normal file
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@ -0,0 +1,15 @@
#ifndef PS2_IO_H
#define PS2_IO_H
void clock_init(void);
void clock_lo(void);
void clock_hi(void);
bool clock_in(void);
void data_init(void);
void data_lo(void);
void data_hi(void);
bool data_in(void);
#endif

74
protocol/ps2_io_avr.c Normal file
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@ -0,0 +1,74 @@
#include <stdbool.h>
#include <util/delay.h>
/* Check port settings for clock and data line */
#if !(defined(PS2_CLOCK_PORT) && \
defined(PS2_CLOCK_PIN) && \
defined(PS2_CLOCK_DDR) && \
defined(PS2_CLOCK_BIT))
# error "PS/2 clock port setting is required in config.h"
#endif
#if !(defined(PS2_DATA_PORT) && \
defined(PS2_DATA_PIN) && \
defined(PS2_DATA_DDR) && \
defined(PS2_DATA_BIT))
# error "PS/2 data port setting is required in config.h"
#endif
/*
* Clock
*/
void clock_init(void)
{
}
void clock_lo(void)
{
PS2_CLOCK_PORT &= ~(1<<PS2_CLOCK_BIT);
PS2_CLOCK_DDR |= (1<<PS2_CLOCK_BIT);
}
void clock_hi(void)
{
/* input with pull up */
PS2_CLOCK_DDR &= ~(1<<PS2_CLOCK_BIT);
PS2_CLOCK_PORT |= (1<<PS2_CLOCK_BIT);
}
bool clock_in(void)
{
PS2_CLOCK_DDR &= ~(1<<PS2_CLOCK_BIT);
PS2_CLOCK_PORT |= (1<<PS2_CLOCK_BIT);
_delay_us(1);
return PS2_CLOCK_PIN&(1<<PS2_CLOCK_BIT);
}
/*
* Data
*/
void data_init(void)
{
}
void data_lo(void)
{
PS2_DATA_PORT &= ~(1<<PS2_DATA_BIT);
PS2_DATA_DDR |= (1<<PS2_DATA_BIT);
}
void data_hi(void)
{
/* input with pull up */
PS2_DATA_DDR &= ~(1<<PS2_DATA_BIT);
PS2_DATA_PORT |= (1<<PS2_DATA_BIT);
}
bool data_in(void)
{
PS2_DATA_DDR &= ~(1<<PS2_DATA_BIT);
PS2_DATA_PORT |= (1<<PS2_DATA_BIT);
_delay_us(1);
return PS2_DATA_PIN&(1<<PS2_DATA_BIT);
}

60
protocol/ps2_io_mbed.c Normal file
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@ -0,0 +1,60 @@
#include <stdbool.h>
#include "ps2_io.h"
#include "gpio_api.h"
static gpio_t clock;
static gpio_t data;
/*
* Clock
*/
void clock_init(void)
{
gpio_init(&clock, P0_9);
gpio_mode(&clock, OpenDrain|PullNone);
}
void clock_lo(void)
{
gpio_dir(&clock, PIN_OUTPUT);
gpio_write(&clock, 0);
}
void clock_hi(void)
{
gpio_dir(&clock, PIN_OUTPUT);
gpio_write(&clock, 1);
}
bool clock_in(void)
{
gpio_dir(&clock, PIN_INPUT);
return gpio_read(&clock);
}
/*
* Data
*/
void data_init(void)
{
gpio_init(&data, P0_8);
gpio_mode(&data, OpenDrain|PullNone);
}
void data_lo(void)
{
gpio_dir(&data, PIN_OUTPUT);
gpio_write(&data, 0);
}
void data_hi(void)
{
gpio_dir(&data, PIN_OUTPUT);
gpio_write(&data, 1);
}
bool data_in(void)
{
gpio_dir(&data, PIN_INPUT);
return gpio_read(&data);
}

42
tool/mbed/common.mk
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@ -1,21 +1,21 @@
COMMON_DIR = common
OBJECTS += \
$(OBJDIR)/$(COMMON_DIR)/action.o \
$(OBJDIR)/$(COMMON_DIR)/action_tapping.o \
$(OBJDIR)/$(COMMON_DIR)/action_macro.o \
$(OBJDIR)/$(COMMON_DIR)/action_layer.o \
$(OBJDIR)/$(COMMON_DIR)/action_util.o \
$(OBJDIR)/$(COMMON_DIR)/host.o \
$(OBJDIR)/$(COMMON_DIR)/keymap.o \
$(OBJDIR)/$(COMMON_DIR)/keyboard.o \
$(OBJDIR)/$(COMMON_DIR)/util.o \
$(OBJDIR)/$(COMMON_DIR)/mbed/suspend.o \
$(OBJDIR)/$(COMMON_DIR)/mbed/timer.o \
$(OBJDIR)/$(COMMON_DIR)/mbed/xprintf.o \
$(OBJDIR)/$(COMMON_DIR)/mbed/bootloader.o \
$(OBJDIR)/common/action.o \
$(OBJDIR)/common/action_tapping.o \
$(OBJDIR)/common/action_macro.o \
$(OBJDIR)/common/action_layer.o \
$(OBJDIR)/common/action_util.o \
$(OBJDIR)/common/host.o \
$(OBJDIR)/common/keymap.o \
$(OBJDIR)/common/keyboard.o \
$(OBJDIR)/common/util.o \
$(OBJDIR)/common/mbed/suspend.o \
$(OBJDIR)/common/mbed/timer.o \
$(OBJDIR)/common/mbed/xprintf.o \
$(OBJDIR)/common/mbed/bootloader.o \
INCLUDE_PATHS += \
-I$(TMK_DIR)/$(COMMON_DIR)
-I$(TMK_DIR)/common \
-I$(TMK_DIR)/protocol
CC_FLAGS += -include $(CONFIG_H)
@ -24,13 +24,13 @@ CC_FLAGS += -include $(CONFIG_H)
# Option modules
ifdef BOOTMAGIC_ENABLE
$(error Not Supported)
OBJECTS += $(OBJDIR)/$(COMMON_DIR)/bootmagic.o
OBJECTS += $(OBJDIR)/$(COMMON_DIR)/mbed/eeprom.o
OBJECTS += $(OBJDIR)/common/bootmagic.o
OBJECTS += $(OBJDIR)/common/mbed/eeprom.o
OPT_DEFS += -DBOOTMAGIC_ENABLE
endif
ifdef MOUSEKEY_ENABLE
OBJECTS += $(OBJDIR)/$(COMMON_DIR)/mousekey.o
OBJECTS += $(OBJDIR)/common/mousekey.o
OPT_DEFS += -DMOUSEKEY_ENABLE
OPT_DEFS += -DMOUSE_ENABLE
endif
@ -50,7 +50,7 @@ endif
ifdef COMMAND_ENABLE
$(error Not Supported)
SRC += $(COMMON_DIR)/command.c
SRC += common/command.c
OPT_DEFS += -DCOMMAND_ENABLE
endif
@ -61,14 +61,14 @@ endif
ifdef SLEEP_LED_ENABLE
$(error Not Supported)
SRC += $(COMMON_DIR)/sleep_led.c
SRC += common/sleep_led.c
OPT_DEFS += -DSLEEP_LED_ENABLE
OPT_DEFS += -DNO_SUSPEND_POWER_DOWN
endif
ifdef BACKLIGHT_ENABLE
$(error Not Supported)
SRC += $(COMMON_DIR)/backlight.c
SRC += common/backlight.c
OPT_DEFS += -DBACKLIGHT_ENABLE
endif