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Fix common files for mbed

This commit is contained in:
tmk 2014-06-17 22:41:14 +09:00
parent ee70fe59ee
commit e81c70149e
23 changed files with 323 additions and 110 deletions

148
common/avr/bootloader.c Normal file
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#include <stdint.h>
#include <stdbool.h>
#include <avr/io.h>
#include <avr/interrupt.h>
#include <avr/wdt.h>
#include <util/delay.h>
#include "bootloader.h"
#ifdef PROTOCOL_LUFA
#include <LUFA/Drivers/USB/USB.h>
#endif
/* Boot Section Size in *BYTEs*
* Teensy halfKay 512
* Teensy++ halfKay 1024
* Atmel DFU loader 4096
* LUFA bootloader 4096
* USBaspLoader 2048
*/
#ifndef BOOTLOADER_SIZE
#warning To use bootloader_jump() you need to define BOOTLOADER_SIZE in config.h.
#define BOOTLOADER_SIZE 4096
#endif
#define FLASH_SIZE (FLASHEND + 1L)
#define BOOTLOADER_START (FLASH_SIZE - BOOTLOADER_SIZE)
/*
* Entering the Bootloader via Software
* http://www.fourwalledcubicle.com/files/LUFA/Doc/120730/html/_page__software_bootloader_start.html
*/
#define BOOTLOADER_RESET_KEY 0xB007B007
uint32_t reset_key __attribute__ ((section (".noinit")));
/* initialize MCU status by watchdog reset */
void bootloader_jump(void) {
#ifdef PROTOCOL_LUFA
USB_Disable();
cli();
_delay_ms(2000);
#endif
#ifdef PROTOCOL_PJRC
cli();
UDCON = 1;
USBCON = (1<<FRZCLK);
UCSR1B = 0;
_delay_ms(5);
#endif
// watchdog reset
reset_key = BOOTLOADER_RESET_KEY;
wdt_enable(WDTO_250MS);
for (;;);
}
/* this runs before main() */
void bootloader_jump_after_watchdog_reset(void) __attribute__ ((used, naked, section (".init3")));
void bootloader_jump_after_watchdog_reset(void)
{
if ((MCUSR & (1<<WDRF)) && reset_key == BOOTLOADER_RESET_KEY) {
reset_key = 0;
// My custom USBasploader requires this to come up.
MCUSR = 0;
// Seems like Teensy halfkay loader requires clearing WDRF and disabling watchdog.
MCUSR &= ~(1<<WDRF);
wdt_disable();
// This is compled into 'icall', address should be in word unit, not byte.
((void (*)(void))(BOOTLOADER_START/2))();
}
}
#if 0
/* Jumping To The Bootloader
* http://www.pjrc.com/teensy/jump_to_bootloader.html
*
* This method doen't work when using LUFA. idk why.
* - needs to initialize more regisers or interrupt setting?
*/
void bootloader_jump(void) {
#ifdef PROTOCOL_LUFA
USB_Disable();
cli();
_delay_ms(2000);
#endif
#ifdef PROTOCOL_PJRC
cli();
UDCON = 1;
USBCON = (1<<FRZCLK);
UCSR1B = 0;
_delay_ms(5);
#endif
/*
* Initialize
*/
#if defined(__AVR_AT90USB162__)
EIMSK = 0; PCICR = 0; SPCR = 0; ACSR = 0; EECR = 0;
TIMSK0 = 0; TIMSK1 = 0; UCSR1B = 0;
DDRB = 0; DDRC = 0; DDRD = 0;
PORTB = 0; PORTC = 0; PORTD = 0;
#elif defined(__AVR_ATmega32U4__)
EIMSK = 0; PCICR = 0; SPCR = 0; ACSR = 0; EECR = 0; ADCSRA = 0;
TIMSK0 = 0; TIMSK1 = 0; TIMSK3 = 0; TIMSK4 = 0; UCSR1B = 0; TWCR = 0;
DDRB = 0; DDRC = 0; DDRD = 0; DDRE = 0; DDRF = 0; TWCR = 0;
PORTB = 0; PORTC = 0; PORTD = 0; PORTE = 0; PORTF = 0;
#elif defined(__AVR_AT90USB646__)
EIMSK = 0; PCICR = 0; SPCR = 0; ACSR = 0; EECR = 0; ADCSRA = 0;
TIMSK0 = 0; TIMSK1 = 0; TIMSK2 = 0; TIMSK3 = 0; UCSR1B = 0; TWCR = 0;
DDRA = 0; DDRB = 0; DDRC = 0; DDRD = 0; DDRE = 0; DDRF = 0;
PORTA = 0; PORTB = 0; PORTC = 0; PORTD = 0; PORTE = 0; PORTF = 0;
#elif defined(__AVR_AT90USB1286__)
EIMSK = 0; PCICR = 0; SPCR = 0; ACSR = 0; EECR = 0; ADCSRA = 0;
TIMSK0 = 0; TIMSK1 = 0; TIMSK2 = 0; TIMSK3 = 0; UCSR1B = 0; TWCR = 0;
DDRA = 0; DDRB = 0; DDRC = 0; DDRD = 0; DDRE = 0; DDRF = 0;
PORTA = 0; PORTB = 0; PORTC = 0; PORTD = 0; PORTE = 0; PORTF = 0;
#endif
/*
* USBaspLoader
*/
#if defined(__AVR_ATmega168__) || defined(__AVR_ATmega168P__) || defined(__AVR_ATmega328P__)
// This makes custom USBasploader come up.
MCUSR = 0;
// initialize ports
PORTB = 0; PORTC= 0; PORTD = 0;
DDRB = 0; DDRC= 0; DDRD = 0;
// disable interrupts
EIMSK = 0; EECR = 0; SPCR = 0;
ACSR = 0; SPMCSR = 0; WDTCSR = 0; PCICR = 0;
TIMSK0 = 0; TIMSK1 = 0; TIMSK2 = 0;
ADCSRA = 0; TWCR = 0; UCSR0B = 0;
#endif
// This is compled into 'icall', address should be in word unit, not byte.
((void (*)(void))(BOOTLOADER_START/2))();
}
#endif

45
common/avr/eeconfig.c Normal file
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#include <stdint.h>
#include <stdbool.h>
#include <avr/eeprom.h>
#include "eeconfig.h"
void eeconfig_init(void)
{
eeprom_write_word(EECONFIG_MAGIC, EECONFIG_MAGIC_NUMBER);
eeprom_write_byte(EECONFIG_DEBUG, 0);
eeprom_write_byte(EECONFIG_DEFAULT_LAYER, 0);
eeprom_write_byte(EECONFIG_KEYMAP, 0);
eeprom_write_byte(EECONFIG_MOUSEKEY_ACCEL, 0);
#ifdef BACKLIGHT_ENABLE
eeprom_write_byte(EECONFIG_BACKLIGHT, 0);
#endif
}
void eeconfig_enable(void)
{
eeprom_write_word(EECONFIG_MAGIC, EECONFIG_MAGIC_NUMBER);
}
void eeconfig_disable(void)
{
eeprom_write_word(EECONFIG_MAGIC, 0xFFFF);
}
bool eeconfig_is_enabled(void)
{
return (eeprom_read_word(EECONFIG_MAGIC) == EECONFIG_MAGIC_NUMBER);
}
uint8_t eeconfig_read_debug(void) { return eeprom_read_byte(EECONFIG_DEBUG); }
void eeconfig_write_debug(uint8_t val) { eeprom_write_byte(EECONFIG_DEBUG, val); }
uint8_t eeconfig_read_default_layer(void) { return eeprom_read_byte(EECONFIG_DEFAULT_LAYER); }
void eeconfig_write_default_layer(uint8_t val) { eeprom_write_byte(EECONFIG_DEFAULT_LAYER, val); }
uint8_t eeconfig_read_keymap(void) { return eeprom_read_byte(EECONFIG_KEYMAP); }
void eeconfig_write_keymap(uint8_t val) { eeprom_write_byte(EECONFIG_KEYMAP, val); }
#ifdef BACKLIGHT_ENABLE
uint8_t eeconfig_read_backlight(void) { return eeprom_read_byte(EECONFIG_BACKLIGHT); }
void eeconfig_write_backlight(uint8_t val) { eeprom_write_byte(EECONFIG_BACKLIGHT, val); }
#endif

98
common/avr/suspend.c Normal file
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#include <stdbool.h>
#include <avr/sleep.h>
#include <avr/wdt.h>
#include <avr/interrupt.h>
#include "matrix.h"
#include "action.h"
#include "backlight.h"
#include "suspend_avr.h"
#include "suspend.h"
#define wdt_intr_enable(value) \
__asm__ __volatile__ ( \
"in __tmp_reg__,__SREG__" "\n\t" \
"cli" "\n\t" \
"wdr" "\n\t" \
"sts %0,%1" "\n\t" \
"out __SREG__,__tmp_reg__" "\n\t" \
"sts %0,%2" "\n\t" \
: /* no outputs */ \
: "M" (_SFR_MEM_ADDR(_WD_CONTROL_REG)), \
"r" (_BV(_WD_CHANGE_BIT) | _BV(WDE)), \
"r" ((uint8_t) ((value & 0x08 ? _WD_PS3_MASK : 0x00) | \
_BV(WDIE) | (value & 0x07)) ) \
: "r0" \
)
void suspend_power_down(void)
{
#ifdef BACKLIGHT_ENABLE
backlight_set(0);
#endif
#ifndef NO_SUSPEND_POWER_DOWN
// Enable watchdog to wake from MCU sleep
cli();
wdt_reset();
// Watchdog Interrupt and System Reset Mode
//wdt_enable(WDTO_1S);
//WDTCSR |= _BV(WDIE);
// Watchdog Interrupt Mode
wdt_intr_enable(WDTO_120MS);
// TODO: more power saving
// See PicoPower application note
// - I/O port input with pullup
// - prescale clock
// - BOD disable
// - Power Reduction Register PRR
// sleep in power down mode
set_sleep_mode(SLEEP_MODE_PWR_DOWN);
sleep_enable();
sei();
sleep_cpu();
sleep_disable();
// Disable watchdog after sleep
wdt_disable();
#endif
}
bool suspend_wakeup_condition(void)
{
matrix_scan();
for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
if (matrix_get_row(r)) return true;
}
return false;
}
// run immediately after wakeup
void suspend_wakeup_init(void)
{
// clear keyboard state
clear_keyboard();
#ifdef BACKLIGHT_ENABLE
backlight_init();
#endif
}
#ifndef NO_SUSPEND_POWER_DOWN
/* watchdog timeout */
ISR(WDT_vect)
{
/* wakeup from MCU sleep mode */
/*
// blink LED
static uint8_t led_state = 0;
static uint8_t led_count = 0;
led_count++;
if ((led_count & 0x07) == 0) {
led_set((led_state ^= (1<<USB_LED_CAPS_LOCK)));
}
*/
}
#endif

27
common/avr/suspend_avr.h Normal file
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#ifndef SUSPEND_AVR_H
#define SUSPEND_AVR_H
#include <stdint.h>
#include <stdbool.h>
#include <avr/sleep.h>
#include <avr/wdt.h>
#include <avr/interrupt.h>
#define wdt_intr_enable(value) \
__asm__ __volatile__ ( \
"in __tmp_reg__,__SREG__" "\n\t" \
"cli" "\n\t" \
"wdr" "\n\t" \
"sts %0,%1" "\n\t" \
"out __SREG__,__tmp_reg__" "\n\t" \
"sts %0,%2" "\n\t" \
: /* no outputs */ \
: "M" (_SFR_MEM_ADDR(_WD_CONTROL_REG)), \
"r" (_BV(_WD_CHANGE_BIT) | _BV(WDE)), \
"r" ((uint8_t) ((value & 0x08 ? _WD_PS3_MASK : 0x00) | \
_BV(WDIE) | (value & 0x07)) ) \
: "r0" \
)
#endif