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pic32bootloader.c
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//************************************************************************
//* pic32bootloader.c
//*
//* This bootloader impliments AVR stk500 v2 protocol
//* for use with avrdude program which is cross platform
//*
//* (C) 2010, 2011 by Mark Sproul
//************************************************************************
//* this code is based on code by Peter Fleury <[email protected]> http://jump.to/fleury
//*
//* This library is free software; you can redistribute it and/or
//* modify it under the terms of the GNU Lesser General Public
//* License as published by the Free Software Foundation; either
//* version 2.1 of the License, or (at your option) any later version.
//*
//* This library 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
//* Lesser General Public License for more details.
//*
//* You should have received a copy of the GNU Lesser General
//* Public License along with this library; if not, write to the
//* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
//* Boston, MA 02111-1307 USA
//*
//*
//************************************************************************
//* Edit History
//************************************************************************
//* Oct 20, 2010 <MLS> Started on bootloader
//* Feb 5, 2011 <MLS> added LED blink while waiting for bootloader to start
//* Mar 1, 2011 Jason Kajita of Microchip helped with the linker scripts
//* Apr 7, 2011 <MLS> Bootloader working, it really worked all along, just had to get the hex files linked properly
//* Apr 11, 2011 <MLS> Mega working prefectly, Still having problems with the UNO board
//* Apr 12, 2011 <MLS> Now working on uno, stack ptr was not being set right.
//* Apr 14, 2011 <ML>S Updated config bits as per Gene
//* Apr 24, 2011 <MLS> Working on reducing memory size
//* Apr 24, 2011 <MLS> Added Version number, Version 1.0
//* Apr 24, 2011 <MLS> Added chip erase, only erases blocks that have non-0xff data
//* Apr 24, 2011 <MLS> Released version 1.0 to Digilent
//* May 26, 2011 <MLS> Added options for various Microchip Starter kits
//* Jun 7, 2011 <MLS> Added support for Digilent Cerebot board
//* Jun 14, 2011 <MLS> Added support for MikroElectronica boards (http://www.mikroe.com/)
//* Jun 15, 2011 <MLS> Added support for Explorer16, it uses Uart2, the DB9 connector
//* Jun 15, 2011 <MLS> Added 2nd LED to indicate in process of downloading
//* Jun 15, 2011 <MLS> Version 1.1
//************************************************************************
#define _VERSION_MAJOR_ 1
#define _VERSION_MINOR_ 1
#define _VERSION_STRING_ "V1.1"
#define _USE_RELEASE_OPTIONS_
//************************************************************************
//* NOTE!!!!!
//* Some of these #defines are defined in the MPLAB-X option configurations
//* Project Properties
//* pic32-gcc
//* Preprossor macros
//************************************************************************
//* the board definitions are set in MPLAB-X properties -> pic32-gcc -> Preprocessor macros
//************************************************************************
#if defined(_BOARD_DIGILENT_UNO_)
//* portG bit 6
#define _LED_ON_PORT_G
#define _LED_BIT_ BIT_6
#define _BOARD_HAS_2ND_LED_
#define _LED2_ON_PORT_F
#define _LED2_BIT_ BIT_0
//************************************************************************
#elif defined(_BOARD_DIGILENT_MEGA_)
//* portA bit 3
#define _LED_ON_PORT_A
#define _LED_BIT_ BIT_3
//************************************************************************
#elif defined(_BOARD_PIC32_STARTER_KIT_) && defined(__32MX360F512L__)
//* portD bit 1
#define _LED_ON_PORT_D
#define _LED_BIT_ BIT_1
#define _BOARD_HAS_2ND_LED_
#define _LED2_ON_PORT_D
#define _LED2_BIT_ BIT_2
//************************************************************************
#elif defined(_BOARD_ETHERNET_STARTER_KIT_) && defined(__32MX795F512L__)
//* portD bit 1
#define _LED_ON_PORT_D
#define _LED_BIT_ BIT_1
//************************************************************************
#elif defined(_BOARD_PIC32_EXPLORER16_)
#warning EXPLORER16 uses UART2 for bootloader
#define _USE_UART2_FOR_BOOTLOADER_
#define _LED_ON_PORT_A
#define _LED_BIT_ BIT_2
#define _BOARD_HAS_2ND_LED_
#define _LED2_ON_PORT_A
#define _LED2_BIT_ BIT_3
//************************************************************************
#elif defined(_BOARD_CEREBOT_32MX4_)
#define _LED_ON_PORT_B
#define _LED_BIT_ BIT_10
//************************************************************************
#elif defined(_BOARD_MIKROE_MULTIMEDIA_)
#define _LED_ON_PORT_A
#define _LED_BIT_ BIT_3
#define _BOARD_HAS_2ND_LED_
#define _LED2_ON_PORT_A
#define _LED2_BIT_ BIT_2
#define _LEDS_INVERTED_
#define _USE_WORD_WRITE_
//************************************************************************
#elif defined(__32MX320F064H__) || defined(__32MX320F128H__)
#define _BOARD_DIGILENT_UNO_
//************************************************************************
#elif defined(__32MX795F512L__)
//* mega board ready for release
#define _BOARD_DIGILENT_MEGA_
//************************************************************************
#elif defined(__32MX360F512L__)
#define _BOARD_PIC32_STARTER_KIT_
#else
#error Board/CPU combination not defined
#endif
#ifdef _USE_RELEASE_OPTIONS_
#define _ENABLE_MONITOR_
// #define _ENABLE_PORT_LIST_
// #define _ENABLE_PORT_BLINK_
#else
#warning NOT-FOR-RELEASE-VERSION
//#define _ENABLE_MONITOR_
#if defined(__32MX795F512L__) && !defined(_ENABLE_MONITOR_)
#define DEBUG_VIA_SERIAL_AUX
#endif
//#define _DEBUG_SERIAL_
//#define _DEBUG_WITH_LEDS_
#ifdef DEBUG_VIA_SERIAL_AUX
//#define _USE_UART2_FOR_DEBUG_
#define _USE_UART3A_FOR_DEBUG_
#define BAUDRATE_SERIAL2 230400
#endif
#endif
#if defined(_USE_UART2_FOR_BOOTLOADER_) && defined(_USE_UART2_FOR_DEBUG_)
#error Cannot use UART2 for bootloader AND DEBUG at the same time
#endif
#define _ENABLE_HELP_MESSAGES_
#include <plib.h>
#include <p32xxxx.h>
#include "cpudefs.h"
//************************************************************************
//** CONFIGURATION
//************************************************************************
//#pragma config POSCMOD=XT, FNOSC=PRIPLL
//#pragma config FPLLIDIV=DIV_2, FPLLMUL=MUL_20, FPLLODIV=DIV_1
//#pragma config FPBDIV=DIV_2, FWDTEN=OFF, CP=OFF, BWP=OFF
#if !defined(__PIC32MX__)
#error "This project was designed for PIC32MX family devices. Please select the appropriate project for your target device family."
#endif
//************************************************************************
//* These config bits are common to all CPUS
//* Oscillator Settings
#pragma config FNOSC = PRIPLL // Oscillator selection
#pragma config POSCMOD = XT // Primary oscillator mode
#pragma config FPLLIDIV = DIV_2 // PLL input divider
#pragma config FPLLMUL = MUL_20 // PLL multiplier
#pragma config FPLLODIV = DIV_1 // PLL output divider
#pragma config FPBDIV = DIV_8 // Peripheral bus clock divider
// #pragma config FSOSCEN = ON // Secondary oscillator enable
//* Clock control settings
#pragma config IESO = OFF // Internal/external clock switchover
#pragma config FCKSM = CSDCMD // Clock switching (CSx)/Clock monitor (CMx)
#pragma config OSCIOFNC = OFF // Clock output on OSCO pin enable
//* Other Peripheral Device settings
#pragma config FWDTEN = OFF // Watchdog timer enable
#pragma config WDTPS = PS1024 // Watchdog timer postscaler
//* Code Protection settings
#pragma config CP = OFF // Code protection
#pragma config BWP = OFF // Boot flash write protect
#pragma config PWP = OFF // Program flash write protect
//* Debug settings
#pragma config ICESEL = ICS_PGx2 // ICE pin selection
// #pragma config DEBUG = OFF // Debug mode select
#if defined(__32MX320F064H__) || defined(__32MX320F128H__) || defined(__32MX360F512L__) || defined(__32MX460F512L__)
//************************************************************************
//* PIC32MX3XX Configuration Settings
//************************************************************************
//* Oscillator Settings
#pragma config FSOSCEN = ON // Secondary oscillator enable
//* Other Peripheral Device settings
//************************************************************************
#elif defined(__32MX795F512L__)
//************************************************************************
//* PIC32MX7XX Configuration Settings
//************************************************************************
//* Oscillator Settings
#pragma config FSOSCEN = OFF // Secondary oscillator enable
//* Other Peripheral Device settings
// #pragma config FSRSSEL = PRIORITY_0 // SRS interrupt priority
#pragma config FSRSSEL = PRIORITY_7 // SRS interrupt priority
#pragma config FCANIO = OFF // Standard/alternate CAN pin select (OFF=Alt)
#pragma config FETHIO = ON // Standard/alternate ETH pin select (OFF=Alt)
#pragma config FMIIEN = OFF // MII/RMII select (OFF=RMII)
//* USB Settings
#pragma config UPLLEN = ON // USB PLL enable
#pragma config UPLLIDIV = DIV_2 // USB PLL input divider
#pragma config FVBUSONIO = OFF // VBUS pin control
#pragma config FUSBIDIO = OFF // USBID pin control
//************************************************************************
#else
#warning CPU config bits not set for this CPU
#endif
/*
#pragma config FPLLODIV = DIV_1 // PLL Output Divider
#if defined(__32MX795F512L__)
#pragma config UPLLEN = ON // USB PLL Enabled
#pragma config UPLLIDIV = DIV_2 // USB PLL Input Divider
#endif
#pragma config FPLLMUL = MUL_20 // PLL Multiplier
#pragma config FPLLIDIV = DIV_2 // PLL Input Divider
#pragma config FWDTEN = OFF // Watchdog Timer
#pragma config FPBDIV = DIV_1 // Peripheral Clock divisor
#pragma config WDTPS = PS1 // Watchdog Timer Postscale
#pragma config FCKSM = CSECME // Clock Switching & Fail Safe Clock Monitor enabled
#pragma config OSCIOFNC = OFF // CLKO Enable
#pragma config POSCMOD = HS // Primary Oscillator
#pragma config IESO = ON // Internal/External Switch-over
#pragma config FSOSCEN = OFF // Secondary Oscillator Enable (KLO was off)
#pragma config FNOSC = PRIPLL // Oscillator Selection
#pragma config CP = OFF // Code Protect
#pragma config BWP = OFF // Boot Flash Write Protect
#pragma config PWP = OFF // Program Flash Write Protect
#pragma config ICESEL = ICS_PGx1 // ICE/ICD Comm Channel Select
// #pragma config ICESEL = ICS_PGx2 // ICE/ICD Comm Channel Select
//#pragma config DEBUG = OFF // Background Debugger Enable
*/
#include <inttypes.h>
#include <stdlib.h>
#include "command.h"
#define true 1
#define false 0
/*
* Comment the following lines to save code space
*/
//#define INCLUDE_PROGRAM_LOCK_BIT_SUPPORT // enable program lock bits
/*
* define CPU frequency in Mhz here if not defined in Makefile
*/
#ifndef F_CPU
#define F_CPU 80000000UL
#endif
#define _BLINK_LOOP_COUNT_ (F_CPU / 5000)
/*
* UART Baudrate, AVRStudio AVRISP only accepts 115200 bps
*/
#ifndef BAUDRATE
#define BAUDRATE 115200
#endif
/*
* HW and SW version, reported to AVRISP, must match version of AVRStudio
*/
#define CONFIG_PARAM_BUILD_NUMBER_LOW 0
#define CONFIG_PARAM_BUILD_NUMBER_HIGH 0
#define CONFIG_PARAM_HW_VER 0x0F
#define CONFIG_PARAM_SW_MAJOR 2
#define CONFIG_PARAM_SW_MINOR 0x0A
//*
//* Signature bytes are not available in avr-gcc io_xxx.h
//*
//#define SIGNATURE_BYTES 0x1E9801
// "PIC"
#define SIGNATURE_BYTES 0x504943
//* function prototypes
static void RunMonitor(void);
static void delay_microSeconds(unsigned long microSeconds);
static void delay_ms(unsigned long ms);
static void BootLED_Toggle();
static void PrintDecInt(int theNumber, int digitCnt);
static void JumpToApp();
static void DownloadLED_Off();
//?#define BL_CSUM_ADDR 0x9D0017F4
//?#define BL_PROGSZ_ADDR 0x9D0017F0
#define FLASH_PROG_BASE 0x9D000000
#define USER_APP_ADDR 0x9D001000
//?#define FLASH_PAGE_SIZE 4096
unsigned char *gFlashPtr;
unsigned char *gEBASEptr;
//************************************************************************
// Let compile time pre-processor calculate the CORE_TICK_PERIOD
// clock rate is 80000000ull
#define TOGGLES_PER_SEC 1000
#define CORE_TICK_RATE (F_CPU / 2 / TOGGLES_PER_SEC)
//************************************************************************
//* globals
unsigned long __PIC32_pbClk;
/*
* States used in the receive state machine
*/
#define ST_START 0
#define ST_GET_SEQ_NUM 1
#define ST_MSG_SIZE_1 2
#define ST_MSG_SIZE_2 3
#define ST_GET_TOKEN 4
#define ST_GET_DATA 5
#define ST_GET_CHECK 6
#define ST_PROCESS 7
//************************************************************************
static int Serial_Available(void)
{
#ifdef _USE_UART2_FOR_BOOTLOADER_
return(U2STA & 1); // is there any data
#else
return(U1STA & 1); // is there any data
#endif
}
//*****************************************************************************
//* Read single byte from USART, block if no data available
//*****************************************************************************
static unsigned char Serial_read(void)
{
#ifdef _USE_UART2_FOR_BOOTLOADER_
while (!(U2STA & 1))
{
// wait for data
}
return (U2RXREG);
#else
while (!(U1STA & 1))
{
// wait for data
}
return (U1RXREG);
#endif
}
#define MAX_TIME_COUNT (F_CPU >> 1)
//*****************************************************************************
static unsigned char Serial_read_timeout(void)
{
uint32_t count = 0;
#ifdef _USE_UART2_FOR_BOOTLOADER_
if((U2STA & 0x000E) != 0)
{
BYTE dummy;
dummy = U2RXREG; //dummy read to clear FERR/PERR
U2STAbits.OERR = 0; //clear OERR to keep receiving
}
while (!(U2STA & 1))
{
// wait for data
count++;
if (count > MAX_TIME_COUNT)
{
//* jump to user program
JumpToApp();
}
}
return (U2RXREG);
#else
if((U1STA & 0x000E) != 0)
{
BYTE dummy;
dummy = U1RXREG; //dummy read to clear FERR/PERR
U1STAbits.OERR = 0; //clear OERR to keep receiving
}
while (!(U1STA & 1))
{
// wait for data
count++;
if (count > MAX_TIME_COUNT)
{
//* jump to user program
JumpToApp();
}
}
return (U1RXREG);
#endif
}
//*****************************************************************************
//* send single byte to USART, wait until transmission is completed
//*****************************************************************************
static void Serial_write(char theChar)
{
#ifdef _USE_UART2_FOR_BOOTLOADER_
while (! U2STAbits.TRMT)
{
//* wait for the buffer to be clear
}
U2TXREG = theChar;
#else
while (! U1STAbits.TRMT)
{
//* wait for the buffer to be clear
}
U1TXREG = theChar;
#endif
}
//************************************************************************
static void Serial_print(const char *textString)
{
char theChar;
unsigned int ii;
theChar = 1;
ii = 0;
while (theChar != 0)
{
theChar = textString[ii];
if (theChar != 0)
{
Serial_write(theChar);
}
ii++;
}
}
//************************************************************************
static void Serial_println(void)
{
Serial_print("\x0d\x0a");
}
#ifdef DEBUG_VIA_SERIAL_AUX
//*****************************************************************************
static void Serial2_begin(long buadRate)
{
#ifdef _USE_UART2_FOR_DEBUG_
U2MODE = (UART_EN);
U2STA = (UART_RX_ENABLE | UART_TX_ENABLE);
U2BRG = (__PIC32_pbClk / 16 / (buadRate - 1)); // calculate actual BAUD generate value.
U2MODEbits.UARTEN = 0x01;
U2STAbits.UTXEN = 0x01;
#elif defined _USE_UART3A_FOR_DEBUG_
U3AMODE = (UART_EN);
U3ASTA = (UART_RX_ENABLE | UART_TX_ENABLE);
U3ABRG = (__PIC32_pbClk / 16 / (buadRate - 1)); // calculate actual BAUD generate value.
U3AMODEbits.UARTEN = 0x01;
U3ASTAbits.UTXEN = 0x01;
#endif
}
//*****************************************************************************
static void Serial2_write(char theChar)
{
#ifdef _USE_UART2_FOR_DEBUG_
while (! U2STAbits.TRMT)
{
//* wait for the buffer to be clear
}
U2TXREG = theChar;
#elif defined _USE_UART3A_FOR_DEBUG_
while (! U3ASTAbits.TRMT)
{
//* wait for the buffer to be clear
}
U3ATXREG = theChar;
#else
#error AUX serial port not defined
#endif
}
//************************************************************************
static void Serial2_PrintHexByte(unsigned char theByte)
{
char theChar;
theChar = 0x30 + ((theByte >> 4) & 0x0f);
if (theChar > 0x39)
{
theChar += 7;
}
Serial2_write(theChar );
theChar = 0x30 + (theByte & 0x0f);
if (theChar > 0x39)
{
theChar += 7;
}
Serial2_write(theChar );
}
//************************************************************************
static void Serial2_PrintLongWordHex(uint32_t longWord)
{
Serial2_PrintHexByte((longWord >> 24) & 0x0ff);
Serial2_PrintHexByte((longWord >> 16) & 0x0ff);
Serial2_PrintHexByte((longWord >> 8) & 0x0ff);
Serial2_PrintHexByte(longWord & 0x0ff);
}
//*****************************************************************************
static void Serial2_print(char *textString)
{
char theChar;
unsigned int ii;
theChar = 1;
ii = 0;
while (theChar != 0)
{
theChar = textString[ii];
if (theChar != 0)
{
Serial2_write(theChar);
}
ii++;
}
}
//*****************************************************************************
static void Serial2_println(void)
{
Serial2_write(0x0d);
Serial2_write(0x0a);
}
#endif // DEBUG_VIA_SERIAL_AUX
#pragma mark -
//*****************************************************************************
//* this routine was taken from the Microchip bootloader
static void JumpToApp()
{
void (*fptr)(void);
unsigned long firstLongWord;
#ifdef _BOARD_HAS_2ND_LED_
DownloadLED_Off();
#endif
#ifdef DEBUG_VIA_SERIAL_AUX
Serial2_print("JumpToApp");
Serial2_println();
#endif
#if defined(_DEBUG_WITH_LEDS_)
unsigned int ii;
for (ii=0; ii<=12; ii++)
{
BootLED_Toggle();
delay_ms(50);
}
#endif
fptr = (void (*)(void))USER_APP_ADDR;
firstLongWord = (unsigned long)*((unsigned long *)USER_APP_ADDR);
#ifdef DEBUG_VIA_SERIAL_AUX
Serial2_PrintLongWordHex(firstLongWord);
#endif
if (firstLongWord != (unsigned long)0xFFFFFFFF)
{
#ifdef DEBUG_VIA_SERIAL_AUX
Serial2_print("Jumping");
Serial2_println();
#endif
fptr();
}
#ifdef DEBUG_VIA_SERIAL_AUX
else
{
Serial2_print("Not Jumping");
Serial2_println();
}
#endif
}
//************************************************************************
static void delay_microSeconds(unsigned long microSeconds)
{
volatile unsigned long tickCount;
// tickCount = (microSeconds * (F_CPU / 1000000)) / 5;
tickCount = (microSeconds * (F_CPU / 1000000)) / 9;
while (tickCount > 0)
{
__asm__ volatile ("nop");
tickCount--;
}
}
//************************************************************************
static void delay_ms(unsigned long ms)
{
unsigned long ii;
for (ii = 0; ii< ms; ii++)
{
delay_microSeconds(1000);
}
}
//*****************************************************************************
//* if a particular board does NOT have an LED, these routines should just do nothing
//*****************************************************************************
static void BootLED_Init()
{
#if defined(_LED_ON_PORT_A) && defined(_LED_BIT_)
mPORTASetPinsDigitalOut(_LED_BIT_);
#ifdef _LEDS_INVERTED_
mPORTAClearBits(_LED_BIT_); //* set pins as output
#else
mPORTASetBits(_LED_BIT_); //* set pins as output
#endif
#elif defined(_LED_ON_PORT_B) && defined(_LED_BIT_)
mPORTBClearBits(_LED_BIT_); //* set pins as output
mPORTBSetPinsDigitalOut(_LED_BIT_);
#elif defined(_LED_ON_PORT_C) && defined(_LED_BIT_)
mPORTCClearBits(_LED_BIT_); //* set pins as output
mPORTCSetPinsDigitalOut(_LED_BIT_);
#elif defined(_LED_ON_PORT_D) && defined(_LED_BIT_)
mPORTDClearBits(_LED_BIT_); //* set pins as output
mPORTDSetPinsDigitalOut(_LED_BIT_);
#elif defined(_LED_ON_PORT_E) && defined(_LED_BIT_)
mPORTEClearBits(_LED_BIT_); //* set pins as output
mPORTESetPinsDigitalOut(_LED_BIT_);
#elif defined(_LED_ON_PORT_F) && defined(_LED_BIT_)
mPORTFClearBits(_LED_BIT_); //* set pins as output
mPORTFSetPinsDigitalOut(_LED_BIT_);
#elif defined(_LED_ON_PORT_G) && defined(_LED_BIT_)
mPORTGClearBits(_LED_BIT_); //* set pins as output
mPORTGSetPinsDigitalOut(_LED_BIT_);
#elif defined(_BOARD_DIGILENT_UNO_)
//* portG bit 6
mPORTGSetPinsDigitalOut(BIT_6); //* set pins as output
mPORTGClearBits(BIT_6);
#elif defined(_BOARD_DIGILENT_MEGA_)
//* portA bit 3
mPORTAClearBits(BIT_3);
mPORTASetPinsDigitalOut(BIT_3); //* set pins as output
#elif defined(_BOARD_PIC32_STARTER_KIT_) || defined(_BOARD_ETHERNET_STARTER_KIT_)
//* portD bit 1
mPORTDClearBits(BIT_1);
mPORTDSetPinsDigitalOut(BIT_1);
#elif defined(_BOARD_CEREBOT_32MX4_)
//* portB bit 10
mPORTBClearBits(BIT_10);
mPORTBSetPinsDigitalOut(BIT_10);
#else
#warning board not defined
mPORTDClearBits(BIT_0 | BIT_1 | BIT_2);
mPORTDSetPinsDigitalOut(BIT_0 | BIT_1 | BIT_2); //* set pins as output
#endif
}
//*****************************************************************************
static void BootLED_Toggle()
{
#if defined(_LED_ON_PORT_A) && defined(_LED_BIT_)
mPORTAToggleBits(_LED_BIT_);
#elif defined(_LED_ON_PORT_B) && defined(_LED_BIT_)
mPORTBToggleBits(_LED_BIT_);
#elif defined(_LED_ON_PORT_C) && defined(_LED_BIT_)
mPORTCToggleBits(_LED_BIT_);
#elif defined(_LED_ON_PORT_D) && defined(_LED_BIT_)
mPORTDToggleBits(_LED_BIT_);
#elif defined(_LED_ON_PORT_E) && defined(_LED_BIT_)
mPORTEToggleBits(_LED_BIT_);
#elif defined(_LED_ON_PORT_F) && defined(_LED_BIT_)
mPORTFToggleBits(_LED_BIT_);
#elif defined(_LED_ON_PORT_G) && defined(_LED_BIT_)
mPORTGToggleBits(_LED_BIT_);
#elif defined(_BOARD_DIGILENT_UNO_)
//#error foo2
mPORTGToggleBits(BIT_6);
#elif defined(_BOARD_DIGILENT_MEGA_)
mPORTAToggleBits(BIT_3);
#elif defined(_BOARD_PIC32_STARTER_KIT_) || defined(_BOARD_ETHERNET_STARTER_KIT_)
//* portD bit 1
mPORTDToggleBits(BIT_1);
#elif defined(_BOARD_CEREBOT_32MX4_)
//* portB bit 10
mPORTBToggleBits(BIT_10);
#else
mPORTDToggleBits(BIT_0);
#endif
}
//*****************************************************************************
static void BootLED_Off()
{
#if defined(_LED_ON_PORT_A) && defined(_LED_BIT_)
#ifdef _LEDS_INVERTED_
mPORTASetBits(_LED_BIT_);
#else
mPORTAClearBits(_LED_BIT_);
#endif
#elif defined(_LED_ON_PORT_B) && defined(_LED_BIT_)
mPORTBClearBits(_LED_BIT_);
#elif defined(_LED_ON_PORT_C) && defined(_LED_BIT_)
mPORTCClearBits(_LED_BIT_);
#elif defined(_LED_ON_PORT_D) && defined(_LED_BIT_)
mPORTDClearBits(_LED_BIT_);
#elif defined(_LED_ON_PORT_E) && defined(_LED_BIT_)
mPORTEClearBits(_LED_BIT_);
#elif defined(_LED_ON_PORT_F) && defined(_LED_BIT_)
mPORTFClearBits(_LED_BIT_);
#elif defined(_LED_ON_PORT_G) && defined(_LED_BIT_)
mPORTGClearBits(_LED_BIT_);
#elif defined(_BOARD_DIGILENT_UNO_)
//#error foo3
mPORTGClearBits(BIT_6);
#elif defined(_BOARD_DIGILENT_MEGA_)
mPORTAClearBits(BIT_3);
#elif defined(_BOARD_PIC32_STARTER_KIT_) || defined(_BOARD_ETHERNET_STARTER_KIT_)
//* portD bit 1
mPORTDClearBits(BIT_1);
#elif defined(_BOARD_CEREBOT_32MX4_)
//* portB bit 10
mPORTBClearBits(BIT_10);
#else
#warning board not defined
mPORTDClearBits(BIT_0 | BIT_1 | BIT_2);
#endif
}
#ifdef _BOARD_HAS_2ND_LED_
//*****************************************************************************
static void DownloadLED_Init()
{
#if defined(_LED2_ON_PORT_A) && defined(_LED2_BIT_)
mPORTASetPinsDigitalOut(_LED2_BIT_); //* set pins as output
#ifdef _LEDS_INVERTED_
mPORTASetBits(_LED2_BIT_);
#else
mPORTAClearBits(_LED2_BIT_);
#endif
#elif defined(_LED2_ON_PORT_B) && defined(_LED2_BIT_)
mPORTBClearBits(_LED2_BIT_);
mPORTBSetPinsDigitalOut(_LED2_BIT_); //* set pins as output
#elif defined(_LED2_ON_PORT_C) && defined(_LED2_BIT_)
mPORTCClearBits(_LED2_BIT_);
mPORTCSetPinsDigitalOut(_LED2_BIT_); //* set pins as output
#elif defined(_LED2_ON_PORT_D) && defined(_LED2_BIT_)
mPORTDClearBits(_LED2_BIT_);
mPORTDSetPinsDigitalOut(_LED2_BIT_); //* set pins as output
#elif defined(_LED2_ON_PORT_E) && defined(_LED2_BIT_)
mPORTEClearBits(_LED2_BIT_);
mPORTESetPinsDigitalOut(_LED2_BIT_); //* set pins as output
#elif defined(_LED2_ON_PORT_F) && defined(_LED2_BIT_)
mPORTFClearBits(_LED2_BIT_);
mPORTFSetPinsDigitalOut(_LED2_BIT_); //* set pins as output
#elif defined(_LED2_ON_PORT_G) && defined(_LED2_BIT_)
mPORTGClearBits(_LED2_BIT_);
mPORTGSetPinsDigitalOut(_LED2_BIT_); //* set pins as output
#endif
}
//*****************************************************************************
static void DownloadLED_On()
{
#if defined(_LED2_ON_PORT_A) && defined(_LED2_BIT_)
#ifdef _LEDS_INVERTED_
mPORTAClearBits(_LED2_BIT_);
#else
mPORTASetBits(_LED2_BIT_);
#endif
#elif defined(_LED2_ON_PORT_B) && defined(_LED2_BIT_)
mPORTBSetBits(_LED2_BIT_);
#elif defined(_LED2_ON_PORT_C) && defined(_LED2_BIT_)
mPORTCSetBits(_LED2_BIT_);
#elif defined(_LED2_ON_PORT_D) && defined(_LED2_BIT_)
mPORTDSetBits(_LED2_BIT_);
#elif defined(_LED2_ON_PORT_E) && defined(_LED2_BIT_)
mPORTESetBits(_LED2_BIT_);
#elif defined(_LED2_ON_PORT_F) && defined(_LED2_BIT_)
mPORTFSetBits(_LED2_BIT_);
#elif defined(_LED2_ON_PORT_G) && defined(_LED2_BIT_)
mPORTGSetBits(_LED2_BIT_);
#endif
}
//*****************************************************************************
static void DownloadLED_Off()
{
#if defined(_LED2_ON_PORT_A) && defined(_LED2_BIT_)
#ifdef _LEDS_INVERTED_
mPORTASetBits(_LED2_BIT_);
#else
mPORTAClearBits(_LED2_BIT_);
#endif
#elif defined(_LED2_ON_PORT_B) && defined(_LED2_BIT_)
mPORTBClearBits(_LED2_BIT_);
#elif defined(_LED2_ON_PORT_C) && defined(_LED2_BIT_)
mPORTCClearBits(_LED2_BIT_);
#elif defined(_LED2_ON_PORT_D) && defined(_LED2_BIT_)
mPORTDClearBits(_LED2_BIT_);
#elif defined(_LED2_ON_PORT_E) && defined(_LED2_BIT_)
mPORTEClearBits(_LED2_BIT_);
#elif defined(_LED2_ON_PORT_F) && defined(_LED2_BIT_)
mPORTFClearBits(_LED2_BIT_);
#elif defined(_LED2_ON_PORT_G) && defined(_LED2_BIT_)
mPORTGClearBits(_LED2_BIT_);
#endif
}
#endif
#pragma mark -
//*****************************************************************************
//* this is for AVR compatiblility
#define kFlashBufferSize 512
char gFlashDataBuffer[kFlashBufferSize];
char gPageBuffer[1024];
//*****************************************************************************
static void InitFlashBuffer(void)
{
unsigned int ii;
for (ii=0; ii<kFlashBufferSize; ii++)
{
gFlashDataBuffer[ii] = 0xFF;
}
}
//*****************************************************************************
//* write 256 bytes of date
static void boot_page_write(long address)
{
void *actualFlashAddress;
unsigned int returnCode;
actualFlashAddress = (void *)FLASH_PROG_BASE;
actualFlashAddress += address;
#ifdef _USE_WORD_WRITE_
unsigned int ii;
for (ii=0; ii<256; ii+=4)
{
unsigned long theLongWord;
theLongWord = (gFlashDataBuffer[ii + 3] & 0x0ff) << 24;
theLongWord += (gFlashDataBuffer[ii + 2] & 0x0ff) << 16;
theLongWord += (gFlashDataBuffer[ii + 1] & 0x0ff) << 8;
theLongWord += (gFlashDataBuffer[ii + 0] & 0x0ff);
NVMWriteWord(actualFlashAddress, theLongWord);
actualFlashAddress += 4;