395 lines
10 KiB
C
395 lines
10 KiB
C
/* Copyright (C) 2011-2013 by Jacob Alexander
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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// ----- Includes -----
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// Compiler Includes
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#include <Lib/MacroLib.h>
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// Project Includes
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#include <led.h>
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#include <print.h>
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#include <scan_loop.h>
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#include <usb_com.h>
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// Keymaps
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#include <keymap.h>
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#include <usb_keys.h>
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// Local Includes
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#include "macro.h"
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// ----- Variables -----
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// Keeps track of the sequence used to reflash the teensy in software
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static uint8_t Bootloader_ConditionSequence[] = {1,16,6,11};
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uint8_t Bootloader_ConditionState = 0;
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uint8_t Bootloader_NextPositionReady = 1;
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uint8_t Bootloader_KeyDetected = 0;
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// ----- Functions -----
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inline void macro_finishedWithBuffer( uint8_t sentKeys )
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{
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/* BudKeypad
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// Boot loader sequence state handler
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switch ( KeyIndex_BufferUsed )
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{
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// The next bootloader key can now be pressed, if there were no keys processed
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case 0:
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Bootloader_NextPositionReady = 1;
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break;
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// If keys were detected, and it wasn't in the sequence (or there was multiple keys detected), start bootloader sequence over
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// This case purposely falls through
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case 1:
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if ( Bootloader_KeyDetected )
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break;
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default:
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Bootloader_ConditionState = 0;
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break;
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}
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Bootloader_KeyDetected = 0;
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*/
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}
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void jumpToBootloader(void)
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{
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#if defined(_at90usb162_) || defined(_atmega32u4_) || defined(_at90usb646_) || defined(_at90usb1286_) // AVR
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cli();
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// disable watchdog, if enabled
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// disable all peripherals
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UDCON = 1;
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USBCON = (1<<FRZCLK); // disable USB
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UCSR1B = 0;
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_delay_ms(5);
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#if defined(__AVR_AT90USB162__) // Teensy 1.0
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EIMSK = 0; PCICR = 0; SPCR = 0; ACSR = 0; EECR = 0;
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TIMSK0 = 0; TIMSK1 = 0; UCSR1B = 0;
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DDRB = 0; DDRC = 0; DDRD = 0;
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PORTB = 0; PORTC = 0; PORTD = 0;
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asm volatile("jmp 0x3E00");
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#elif defined(__AVR_ATmega32U4__) // Teensy 2.0
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EIMSK = 0; PCICR = 0; SPCR = 0; ACSR = 0; EECR = 0; ADCSRA = 0;
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TIMSK0 = 0; TIMSK1 = 0; TIMSK3 = 0; TIMSK4 = 0; UCSR1B = 0; TWCR = 0;
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DDRB = 0; DDRC = 0; DDRD = 0; DDRE = 0; DDRF = 0; TWCR = 0;
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PORTB = 0; PORTC = 0; PORTD = 0; PORTE = 0; PORTF = 0;
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asm volatile("jmp 0x7E00");
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#elif defined(__AVR_AT90USB646__) // Teensy++ 1.0
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EIMSK = 0; PCICR = 0; SPCR = 0; ACSR = 0; EECR = 0; ADCSRA = 0;
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TIMSK0 = 0; TIMSK1 = 0; TIMSK2 = 0; TIMSK3 = 0; UCSR1B = 0; TWCR = 0;
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DDRA = 0; DDRB = 0; DDRC = 0; DDRD = 0; DDRE = 0; DDRF = 0;
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PORTA = 0; PORTB = 0; PORTC = 0; PORTD = 0; PORTE = 0; PORTF = 0;
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asm volatile("jmp 0xFC00");
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#elif defined(__AVR_AT90USB1286__) // Teensy++ 2.0
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EIMSK = 0; PCICR = 0; SPCR = 0; ACSR = 0; EECR = 0; ADCSRA = 0;
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TIMSK0 = 0; TIMSK1 = 0; TIMSK2 = 0; TIMSK3 = 0; UCSR1B = 0; TWCR = 0;
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DDRA = 0; DDRB = 0; DDRC = 0; DDRD = 0; DDRE = 0; DDRF = 0;
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PORTA = 0; PORTB = 0; PORTC = 0; PORTD = 0; PORTE = 0; PORTF = 0;
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asm volatile("jmp 0x1FC00");
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#endif
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#endif
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}
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// Given a sampling array, and the current number of detected keypress
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// Add as many keypresses from the sampling array to the USB key send array as possible.
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/*
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inline void keyPressDetection( uint8_t *keys, uint8_t numberOfKeys, uint8_t *modifiers, uint8_t numberOfModifiers, uint8_t *map )
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{
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uint8_t Bootloader_KeyDetected = 0;
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uint8_t processed_keys = 0;
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// Parse the detection array starting from 1 (all keys are purposefully mapped from 1 -> total as per typical PCB labels)
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for ( uint8_t key = 0; key < numberOfKeys + 1; key++ )
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{
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if ( keys[key] & (1 << 7) )
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{
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processed_keys++;
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// Display the detected scancode
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char tmpStr[4];
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int8ToStr( key, tmpStr );
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dPrintStrs( tmpStr, " " );
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// Is this a bootloader sequence key?
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if ( !Bootloader_KeyDetected
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&& Bootloader_NextPositionReady
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&& key == Bootloader_ConditionSequence[Bootloader_ConditionState] )
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{
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Bootloader_KeyDetected = 1;
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Bootloader_NextPositionReady = 0;
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Bootloader_ConditionState++;
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}
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else if ( Bootloader_ConditionState > 0 && key == Bootloader_ConditionSequence[Bootloader_ConditionState - 1] )
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{
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Bootloader_KeyDetected = 1;
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}
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// Determine if the key is a modifier
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uint8_t modFound = 0;
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for ( uint8_t mod = 0; mod < numberOfModifiers; mod++ ) {
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// Modifier found
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if ( modifiers[mod] == key ) {
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USBKeys_Modifiers |= map[key];
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modFound = 1;
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break;
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}
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}
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// Modifier, already done this loop
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if ( modFound )
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continue;
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// Too many keys
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if ( USBKeys_Sent >= USBKeys_MaxSize )
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{
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info_print("USB Key limit reached");
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errorLED( 1 );
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break;
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}
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// Allow ignoring keys with 0's
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if ( map[key] != 0 )
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USBKeys_Array[USBKeys_Sent++] = map[key];
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}
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}
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// Boot loader sequence state handler
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switch ( processed_keys )
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{
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// The next bootloader key can now be pressed, if there were no keys processed
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case 0:
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Bootloader_NextPositionReady = 1;
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break;
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// If keys were detected, and it wasn't in the sequence (or there was multiple keys detected), start bootloader sequence over
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// This case purposely falls through
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case 1:
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if ( Bootloader_KeyDetected )
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break;
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default:
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Bootloader_ConditionState = 0;
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break;
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}
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// Add debug separator if keys sent via USB
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if ( USBKeys_Sent > 0 )
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print("\033[1;32m|\033[0m\n");
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}
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*/
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// Scancode Macro Detection
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int scancodeMacro( uint8_t scanCode )
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{
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/*
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if ( scanCode == 0x7A )
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{
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scan_resetKeyboard();
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}
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else
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{
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scan_sendData( scanCode );
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_delay_ms( 200 );
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scan_sendData( 0x80 | scanCode );
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}
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return 1;
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*/
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/*
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// BudKeypad
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// Is this a bootloader sequence key?
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if ( !Bootloader_KeyDetected
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&& Bootloader_NextPositionReady
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&& scanCode == Bootloader_ConditionSequence[Bootloader_ConditionState] )
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{
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Bootloader_KeyDetected = 1;
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Bootloader_NextPositionReady = 0;
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Bootloader_ConditionState++;
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erro_dPrint("detect");
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}
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else if ( Bootloader_ConditionState > 0 && scanCode == Bootloader_ConditionSequence[Bootloader_ConditionState - 1] )
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{
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Bootloader_KeyDetected = 0;
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Bootloader_NextPositionReady = 1;
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erro_dPrint("detect-again!");
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}
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// Cancel sequence
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else
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{
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Bootloader_KeyDetected = 0;
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Bootloader_NextPositionReady = 1;
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Bootloader_ConditionState = 0;
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erro_dPrint("Arg");
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}
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*/
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return 0;
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}
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uint8_t sendCode = 0;
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// USBCode Macro Detection
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int usbcodeMacro( uint8_t usbCode )
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{
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// Keyboard Input Test Macro
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/*
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switch ( usbCode )
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{
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case KEY_F1:
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sendCode--;
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//scan_sendData( 0x90 );
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scan_sendData( sendCode );
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_delay_ms( 200 );
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break;
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case KEY_F2:
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//scan_sendData( 0x90 );
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scan_sendData( sendCode );
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_delay_ms( 200 );
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break;
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case KEY_F3:
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sendCode++;
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//scan_sendData( 0x90 );
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scan_sendData( sendCode );
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_delay_ms( 200 );
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break;
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case KEY_F4:
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sendCode += 0x10;
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//scan_sendData( 0x90 );
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scan_sendData( sendCode );
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_delay_ms( 200 );
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break;
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case KEY_F5:
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// Set 9th bit to 0
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UCSR1B &= ~(1 << 0);
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_delay_ms( 200 );
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break;
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case KEY_F6:
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// Set 9th bit to 1
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UCSR1B |= (1 << 0);
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_delay_ms( 200 );
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break;
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case KEY_F11:
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// Set click code
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KeyIndex_Add_InputSignal = sendCode;
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_delay_ms( 200 );
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break;
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default:
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return 0;
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}
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return 1;
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*/
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return 0;
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}
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// Given a list of keypresses, translate into the USB key codes
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// The buffer is cleared after running
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// If the buffer doesn't fit into the USB send array, the extra keys are dropped
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void keyPressBufferRead( uint8_t *modifiers, uint8_t numberOfModifiers, uint8_t *map )
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{
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// Loop through input buffer
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for ( uint8_t index = 0; index < KeyIndex_BufferUsed; index++ )
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{
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// Get the keycode from the buffer
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uint8_t key = KeyIndex_Buffer[index];
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// Check key for special usages using the scancode
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// If non-zero return, ignore normal processing of the scancode
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if ( scancodeMacro( key ) )
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continue;
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// Check key for special usages using the usbcode
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// If non-zero return, ignore normal processing of the usbcode
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if ( usbcodeMacro( map[key] ) )
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continue;
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// Determine if the key is a modifier
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uint8_t modFound = 0;
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for ( uint8_t mod = 0; mod < numberOfModifiers; mod++ ) {
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// Modifier found
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if ( modifiers[mod] == key ) {
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USBKeys_Modifiers |= map[key];
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modFound = 1;
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break;
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}
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}
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// Modifier, already done this loop
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if ( modFound )
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continue;
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// Too many keys
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if ( USBKeys_Sent >= USBKeys_MaxSize )
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{
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info_print("USB Key limit reached");
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errorLED( 1 );
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break;
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}
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// Allow ignoring keys with 0's
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if ( map[key] != 0 )
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{
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USBKeys_Array[USBKeys_Sent++] = map[key];
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}
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else
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{
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// Key was not mapped
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// TODO Add dead key map
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char tmpStr[6];
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hexToStr( key, tmpStr );
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erro_dPrint( "Key not mapped... - ", tmpStr );
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errorLED( 1 );
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}
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}
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// Signal Macro processor that all of the buffered keys have been processed
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macro_finishedWithBuffer( KeyIndex_BufferUsed );
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// Signal buffer that we've used it
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scan_finishedWithBuffer( KeyIndex_BufferUsed );
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}
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inline void process_macros(void)
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{
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// Online process macros once (if some were found), until the next USB send
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if ( USBKeys_Sent != 0 )
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return;
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// Query the input buffer for keypresses
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keyPressBufferRead( MODIFIER_MASK, sizeof(MODIFIER_MASK), KEYINDEX_MASK );
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// Check for bootloader condition
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if ( Bootloader_ConditionState == sizeof( Bootloader_ConditionSequence ) )
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jumpToBootloader();
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}
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