Merge remote-tracking branch 'tmk/master' into cub_layout

[tmk_firmware.git] / common / bootloader.c

diff --git a/common/bootloader.c b/common/bootloader.c
deleted file mode 100644 (file)
index cda295b..0000000
--- a/common/bootloader.c
+++ /dev/null
@@ -1,148 +0,0 @@
-#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