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Some initial bringup of the dfu bootloader on the mk20dx256vlh7

This commit is contained in:
Jacob Alexander 2015-04-04 23:21:11 -07:00
parent 46fc3e596b
commit e41444304b
17 changed files with 249 additions and 65 deletions

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@ -20,8 +20,8 @@
#| You _MUST_ clean the build directory if you change this value #| You _MUST_ clean the build directory if you change this value
#| #|
set( CHIP set( CHIP
"mk20dx128vlf5" # McHCK mk20dx128vlf5 #"mk20dx128vlf5" # McHCK mk20dx128vlf5
# "mk20dx256vlh7" # Kiibohd-dfu mk20dx256vlh7 "mk20dx256vlh7" # Kiibohd-dfu mk20dx256vlh7
) )

View File

@ -21,11 +21,13 @@ fi
# Make sure the toolchain is up to date # Make sure the toolchain is up to date
cd programmer cd programmer
git pull --rebase #git pull --rebase
cd .. cd ..
# Attempt to flash # Attempt to flash
# Udev rules have been applied to name the buspirate as /dev/buspirate (instead of something like /dev/ttyUSB0) # Udev rules have been applied to name the buspirate as /dev/buspirate (instead of something like /dev/ttyUSB0)
# By default only root can access serial devices on Linux # By default only root can access serial devices on Linux
#ruby programmer/flash.rb name=buspirate:dev=/dev/buspirate --mass-erase
ruby programmer/flash.rb name=buspirate:dev=/dev/buspirate "$1" "$2" ruby programmer/flash.rb name=buspirate:dev=/dev/buspirate "$1" "$2"
#ruby programmer/flash.rb name=buspirate:dev=/dev/buspirate --mass-erase "$1" "$2"

View File

@ -32,7 +32,7 @@
#define STR_MANUFACTURER u"Kiibohd" #define STR_MANUFACTURER u"Kiibohd"
#define STR_PRODUCT u"Kiibohd DFU Bootloader" #define STR_PRODUCT u"Kiibohd DFU Bootloader"
#define STR_SERIAL u"@CHIP@" #define STR_SERIAL u"@CHIP@"
#define STR_ALTNAME u"@BOOT_DFU_ALTNAME" #define STR_ALTNAME u"@BOOT_DFU_ALTNAME@"
// Mac OS-X and Linux automatically load the correct drivers. On // Mac OS-X and Linux automatically load the correct drivers. On

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@ -1,5 +1,5 @@
/* Copyright (c) 2011,2012 Simon Schubert <2@0x2c.org>. /* Copyright (c) 2011,2012 Simon Schubert <2@0x2c.org>.
* Modifications by Jacob Alexander 2014 <haata@kiibohd.com> * Modifications by Jacob Alexander 2014-2015 <haata@kiibohd.com>
* *
* This program is free software: you can redistribute it and/or modify * 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 * it under the terms of the GNU General Public License as published by
@ -98,12 +98,80 @@ static int dfu_handle_control( struct usb_ctrl_req_t *req, void *data )
dfu_dnload_complete(NULL, 0, ctx); dfu_dnload_complete(NULL, 0, ctx);
goto out_no_status; goto out_no_status;
} }
case USB_CTRL_REQ_DFU_UPLOAD: {
return (0); // TODO
/*
void *buf;
switch (ctx->state) {
case DFU_STATE_dfuIDLE:
ctx->off = 0;
break;
case DFU_STATE_dfuUPLOAD_IDLE:
break;
default:
goto err;
}
// XXX Don't STALL? -HaaTa
// TODO
ctx->status = ctx->setup_write(ctx->off, req->wLength, &buf);
if (ctx->status != DFU_STATUS_OK) {
ctx->state = DFU_STATE_dfuERROR;
goto err_have_status;
}
if (req->wLength > 0)
usb_ep0_rx(buf, req->wLength, dfu_dnload_complete, ctx);
else
dfu_dnload_complete(NULL, 0, ctx);
goto out_no_status;
*/
}
case USB_CTRL_REQ_DFU_GETSTATUS: { case USB_CTRL_REQ_DFU_GETSTATUS: {
struct dfu_status_t st; struct dfu_status_t st;
st.bState = ctx->state; st.bState = ctx->state;
st.bStatus = ctx->status; st.bStatus = ctx->status;
st.bwPollTimeout = 1000; /* XXX */ st.bwPollTimeout = 1000; /* XXX */
// XXX FAKE WRITE
if ( ctx->state == DFU_STATE_dfuMANIFEST )
{
uint8_t data[] = { 0x10, 0x20, 0x30, 0x40 };
flash_program_longword((uintptr_t)&_app_rom, data);
}
/*
uint32_t *position = &_app_rom + 0x100;
for ( ; position < &_app_rom + 0x200; position++ )
//for ( ; position < &_app_rom + 0x800; position++ )
{
if ( *position != 0xFFFFFFFF )
{
while( 1 )
{
GPIOA_PTOR |= (1<<5);
for (uint32_t d = 0; d < 7200000; d++ );
}
}
}*/
// Check to see if vector table was flashed correctly
// Return a flash error if it was not
if (_app_rom == 0xffffffff && ctx->state == DFU_STATE_dfuMANIFEST)
st.bStatus = DFU_STATUS_errPROG;
//}
/*
if (ctx->state == DFU_STATE_dfuMANIFEST)
{
uint8_t *addr = (uint8_t*)_app_rom;
//while (*(addr++) != 0x80);
//st.bStatus = DFU_STATUS_errPROG;
st.bStatus = (uint8_t)((uint32_t)(&_app_rom) >> 16);
}
*/
/** /**
* If we're in DFU_STATE_dfuMANIFEST, we just finished * If we're in DFU_STATE_dfuMANIFEST, we just finished
* the download, and we're just about to send our last * the download, and we're just about to send our last
@ -131,14 +199,13 @@ static int dfu_handle_control( struct usb_ctrl_req_t *req, void *data )
switch (ctx->state) { switch (ctx->state) {
case DFU_STATE_dfuIDLE: case DFU_STATE_dfuIDLE:
case DFU_STATE_dfuDNLOAD_IDLE: case DFU_STATE_dfuDNLOAD_IDLE:
/* case DFU_STATE_dfuUPLOAD_IDLE: */ case DFU_STATE_dfuUPLOAD_IDLE:
ctx->state = DFU_STATE_dfuIDLE; ctx->state = DFU_STATE_dfuIDLE;
break; break;
default: default:
goto err; goto err;
} }
break; break;
/* case USB_CTRL_REQ_DFU_UPLOAD: */
default: default:
return (0); return (0);
} }

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@ -1,5 +1,5 @@
// Originally Generated from MCHCK Toolkit // Originally Generated from MCHCK Toolkit
/* Copyright (c) Jacob Alexander 2014 <haata@kiibohd.com> /* Copyright (c) Jacob Alexander 2014-2015 <haata@kiibohd.com>
* *
* This program is free software: you can redistribute it and/or modify * 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 * it under the terms of the GNU General Public License as published by
@ -61,7 +61,7 @@ static const struct usb_config_1 usb_config_1 = {
}, },
.will_detach = 1, .will_detach = 1,
.manifestation_tolerant = 0, .manifestation_tolerant = 0,
.can_upload = 0, .can_upload = 1,
.can_download = 1, .can_download = 1,
.wDetachTimeOut = 0, .wDetachTimeOut = 0,
.wTransferSize = USB_DFU_TRANSFER_SIZE, .wTransferSize = USB_DFU_TRANSFER_SIZE,

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@ -1,5 +1,5 @@
/* Copyright (c) 2011,2012 Simon Schubert <2@0x2c.org>. /* Copyright (c) 2011,2012 Simon Schubert <2@0x2c.org>.
* Modifications by Jacob Alexander 2014 <haata@kiibohd.com> * Modifications by Jacob Alexander 2014-2015 <haata@kiibohd.com>
* *
* This program is free software: you can redistribute it and/or modify * 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 * it under the terms of the GNU General Public License as published by
@ -35,14 +35,18 @@ int ftfl_submit_cmd(void)
{ {
FTFL.fstat.raw = ((struct FTFL_FSTAT_t){ FTFL.fstat.raw = ((struct FTFL_FSTAT_t){
.ccif = 1, .ccif = 1,
.rdcolerr = 1, //.rdcolerr = 1,
.accerr = 1, .accerr = 1,
.fpviol = 1 .fpviol = 1
}).raw; }).raw;
// Wait for the operation to complete
struct FTFL_FSTAT_t stat; struct FTFL_FSTAT_t stat;
while (!(stat = FTFL.fstat).ccif) while (!(stat = FTFL.fstat).ccif); // XXX maybe WFI?
/* NOTHING */; /* XXX maybe WFI? */
return (!!stat.mgstat0); // Mask error bits
return stat.raw & (FTFL_FSTAT_RDCOLERR | FTFL_FSTAT_ACCERR | FTFL_FSTAT_FPVIOL | FTFL_FSTAT_MGSTAT0);
//return (!!stat.mgstat0);
} }
int flash_prepare_flashing(void) int flash_prepare_flashing(void)
@ -66,20 +70,65 @@ int flash_erase_sector(uintptr_t addr)
return (ftfl_submit_cmd()); return (ftfl_submit_cmd());
} }
int flash_program_section(uintptr_t addr, size_t num_words) int flash_program_section_longwords(uintptr_t addr, size_t num_words)
{ {
FTFL.fccob.program_section.fcmd = FTFL_FCMD_PROGRAM_SECTION; FTFL.fccob.program_section.fcmd = FTFL_FCMD_PROGRAM_SECTION;
FTFL.fccob.program_section.addr = addr; FTFL.fccob.program_section.addr = addr;
FTFL.fccob.program_section.num_words = num_words; FTFL.fccob.program_section.num_words = num_words;
return (ftfl_submit_cmd());
return ftfl_submit_cmd();
}
int flash_program_section_phrases(uintptr_t addr, size_t num_phrases)
{
FTFL.fccob.program_section.fcmd = FTFL_FCMD_PROGRAM_SECTION;
FTFL.fccob.program_section.addr = addr;
FTFL.fccob.program_section.num_words = num_phrases;
return ftfl_submit_cmd();
}
int flash_program_longword(uintptr_t addr, uint8_t *data)
{
FTFL.fccob.program_longword.fcmd = FTFL_FCMD_PROGRAM_LONGWORD;
FTFL.fccob.program_longword.addr = addr;
FTFL.fccob.program_longword.data_be[0] = data[0];
FTFL.fccob.program_longword.data_be[1] = data[1];
FTFL.fccob.program_longword.data_be[2] = data[2];
FTFL.fccob.program_longword.data_be[3] = data[3];
return ftfl_submit_cmd();
} }
int flash_program_sector(uintptr_t addr, size_t len) int flash_program_sector(uintptr_t addr, size_t len)
{ {
#if defined(_mk20dx128vlf5_)
return (len != FLASH_SECTOR_SIZE || return (len != FLASH_SECTOR_SIZE ||
(addr & (FLASH_SECTOR_SIZE - 1)) != 0 || (addr & (FLASH_SECTOR_SIZE - 1)) != 0 ||
flash_erase_sector(addr) || flash_erase_sector(addr) ||
flash_program_section(addr, FLASH_SECTOR_SIZE/4)); flash_program_section_longwords(addr, FLASH_SECTOR_SIZE / 4));
#elif defined(_mk20dx256vlh7_)
/*
return (len != FLASH_SECTOR_SIZE ||
(addr & (FLASH_SECTOR_SIZE - 1)) != 0 ||
flash_erase_sector(addr) ||
flash_program_section_phrases(addr, FLASH_SECTOR_SIZE / 8));
*/
return (len != FLASH_SECTOR_SIZE ||
(addr & (FLASH_SECTOR_SIZE - 1)) != 0 ||
flash_erase_sector(addr) ||
flash_program_section_phrases(addr, FLASH_SECTOR_SIZE / 8));
#endif
}
int flash_prepare_reading(void)
{
return (0);
}
int flash_read_sector(uintptr_t addr, size_t len)
{
return (0);
} }
void *flash_get_staging_area(uintptr_t addr, size_t len) void *flash_get_staging_area(uintptr_t addr, size_t len)

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@ -1,5 +1,5 @@
/* Copyright (c) 2011,2012 Simon Schubert <2@0x2c.org>. /* Copyright (c) 2011,2012 Simon Schubert <2@0x2c.org>.
* Modifications by Jacob Alexander 2014 <haata@kiibohd.com> * Modifications by Jacob Alexander 2014-2015 <haata@kiibohd.com>
* *
* This program is free software: you can redistribute it and/or modify * 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 * it under the terms of the GNU General Public License as published by
@ -20,7 +20,11 @@
// ----- Defines ----- // ----- Defines -----
#if defined(_mk20dx128vlf5_)
#define FLASH_SECTOR_SIZE 1024 #define FLASH_SECTOR_SIZE 1024
#elif defined(_mk20dx256vlh7_)
#define FLASH_SECTOR_SIZE 2048
#endif
@ -30,8 +34,9 @@ __attribute__((section(".ramtext.ftfl_submit_cmd"), long_call))
int ftfl_submit_cmd(void); int ftfl_submit_cmd(void);
int flash_prepare_flashing(void); int flash_prepare_flashing(void);
int flash_erase_sector(uintptr_t); int flash_erase_sector(uintptr_t);
int flash_program_section(uintptr_t, size_t); //int flash_program_section(uintptr_t, size_t);
int flash_program_sector(uintptr_t, size_t); int flash_program_sector(uintptr_t, size_t);
int flash_program_longword(uintptr_t, uint8_t*);
void *flash_get_staging_area(uintptr_t, size_t); void *flash_get_staging_area(uintptr_t, size_t);
#endif #endif

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@ -28,27 +28,29 @@
/** /**
* Unfortunately we can't DMA directly to FlexRAM, so we'll have to stage here. * Unfortunately we can't DMA directly to FlexRAM, so we'll have to stage here.
*/ */
static char staging[FLASH_SECTOR_SIZE]; static char staging[ FLASH_SECTOR_SIZE ];
// ----- Functions ----- // ----- Functions -----
static enum dfu_status setup_write(size_t off, size_t len, void **buf) static enum dfu_status setup_write( size_t off, size_t len, void **buf )
{ {
GPIOA_PCOR |= (1<<5);
static int last = 0; static int last = 0;
if (len > sizeof(staging)) if ( len > sizeof(staging) )
return (DFU_STATUS_errADDRESS); return (DFU_STATUS_errADDRESS);
// We only allow the last write to be less than one sector size. // We only allow the last write to be less than one sector size.
if (off == 0) if ( off == 0 )
last = 0; last = 0;
if (last && len != 0) if ( last && len != 0 )
return (DFU_STATUS_errADDRESS); return (DFU_STATUS_errADDRESS);
if (len != FLASH_SECTOR_SIZE) { if ( len != FLASH_SECTOR_SIZE )
{
last = 1; last = 1;
memset(staging, 0xff, sizeof(staging)); memset( staging, 0xff, sizeof(staging) );
} }
*buf = staging; *buf = staging;
@ -58,16 +60,30 @@ static enum dfu_status setup_write(size_t off, size_t len, void **buf)
static enum dfu_status finish_write( void *buf, size_t off, size_t len ) static enum dfu_status finish_write( void *buf, size_t off, size_t len )
{ {
void *target; void *target;
if (len == 0) if ( len == 0 )
return (DFU_STATUS_OK); return (DFU_STATUS_OK);
target = flash_get_staging_area(off + (uintptr_t)&_app_rom, FLASH_SECTOR_SIZE); target = flash_get_staging_area(off + (uintptr_t)&_app_rom, FLASH_SECTOR_SIZE);
if (!target) if ( !target )
return (DFU_STATUS_errADDRESS); return (DFU_STATUS_errADDRESS);
memcpy(target, buf, len); memcpy( target, buf, len );
if (flash_program_sector(off + (uintptr_t)&_app_rom, FLASH_SECTOR_SIZE) != 0)
// Depending on the error return a different status
switch ( flash_program_sector(off + (uintptr_t)&_app_rom, FLASH_SECTOR_SIZE) )
{
/*
case FTFL_FSTAT_RDCOLERR: // Flash Read Collision Error
case FTFL_FSTAT_ACCERR: // Flash Access Error
case FTFL_FSTAT_FPVIOL: // Flash Protection Violation Error
return (DFU_STATUS_errADDRESS); return (DFU_STATUS_errADDRESS);
return (DFU_STATUS_OK); case FTFL_FSTAT_MGSTAT0: // Memory Controller Command Completion Error
return (DFU_STATUS_errADDRESS);
*/
case 0:
default: // No error
return (DFU_STATUS_OK);
}
} }
@ -93,17 +109,51 @@ void main()
// Enabling LED to indicate we are in the bootloader // Enabling LED to indicate we are in the bootloader
GPIOA_PDDR |= (1<<5); GPIOA_PDDR |= (1<<5);
// Setup pin - A5 - See Lib/pin_map.mchck for more details on pins // Setup pin - A5 - See Lib/pin_map.mchck for more details on pins
PORTA_PCR19 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); PORTA_PCR5 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1);
GPIOA_PSOR |= (1<<5); GPIOA_PSOR |= (1<<5);
#else
#error "Incompatible chip for bootloader"
#endif #endif
//for (uint8_t c = 0; c < 20; c++)
/*
while( 1 )
{
GPIOA_PTOR |= (1<<5);
for (uint32_t d = 0; d < 7200000; d++ );
}
*/
// XXX REMOVEME
/*
GPIOB_PDDR |= (1<<16);
PORTB_PCR16 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1);
GPIOB_PSOR |= (1<<16);
*/
flash_prepare_flashing(); flash_prepare_flashing();
uint32_t *position = &_app_rom;
usb_init( &dfu_device ); usb_init( &dfu_device );
for (;;) for (;;)
{ {
usb_poll(); usb_poll();
/*
for ( ; position < &_app_rom + 0x201; position++ )
//for ( ; position < &_app_rom + 0x800; position++ )
{
if ( *position != 0xFFFFFFFF )
{
while( 1 )
{
GPIOA_PTOR |= (1<<5);
for (uint32_t d = 0; d < 7200000; d++ );
}
}
}
*/
} }
} }

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@ -55,7 +55,7 @@
const PROGMEM char name##CLIDict_DescEntry[] = description; const PROGMEM char name##CLIDict_DescEntry[] = description;
// ARM is easy :P // ARM is easy :P
#elif defined(_mk20dx128_) || defined(_mk20dx128vlf5_) || defined(_mk20dx256_) // ARM #elif defined(_mk20dx128_) || defined(_mk20dx128vlf5_) || defined(_mk20dx256_) || defined(_mk20dx256vlh7_) // ARM
#define CLIDict_Def(name,description) \ #define CLIDict_Def(name,description) \
const char name##Name[] = description; \ const char name##Name[] = description; \
const CLIDictItem name[] const CLIDictItem name[]

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@ -394,7 +394,7 @@ const uint8_t flashconfigbytes[16] = {
// http://cache.freescale.com/files/microcontrollers/doc/app_note/AN4507.pdf // http://cache.freescale.com/files/microcontrollers/doc/app_note/AN4507.pdf
// http://cache.freescale.com/files/32bit/doc/ref_manual/K20P64M72SF1RM.pdf (28.34.6) // http://cache.freescale.com/files/32bit/doc/ref_manual/K20P64M72SF1RM.pdf (28.34.6)
// //
0xFF, 0xFF, 0xFF, 0xFE, // Program Flash Protection Bytes FPROT0-3 0xFF, 0xFF, 0xFF, 0xFF, // Program Flash Protection Bytes FPROT0-3 // XXX TODO PROTECT
0xBE, // Flash security byte FSEC 0xBE, // Flash security byte FSEC
0x03, // Flash nonvolatile option byte FOPT 0x03, // Flash nonvolatile option byte FOPT
@ -469,8 +469,17 @@ void ResetHandler()
// //
// Also checking for ARM lock-up signal (invalid firmware image) // Also checking for ARM lock-up signal (invalid firmware image)
// RCM_SRS1 & 0x02 // RCM_SRS1 & 0x02
if ( RCM_SRS0 & 0x40 || RCM_SRS0 & 0x20 || RCM_SRS1 & 0x02 || _app_rom == 0xffffffff || if ( // PIN (External Reset Pin/Switch)
memcmp( (uint8_t*)&VBAT, sys_reset_to_loader_magic, sizeof(sys_reset_to_loader_magic) ) == 0 ) // Check for soft reload RCM_SRS0 & 0x40
// WDOG (Watchdog timeout)
|| RCM_SRS0 & 0x20
// LOCKUP (ARM Core LOCKUP event)
|| RCM_SRS1 & 0x02
// Blank flash check
|| _app_rom == 0xffffffff
// Software reset
|| memcmp( (uint8_t*)&VBAT, sys_reset_to_loader_magic, sizeof(sys_reset_to_loader_magic) ) == 0
)
{ {
memset( (uint8_t*)&VBAT, 0, sizeof(VBAT) ); memset( (uint8_t*)&VBAT, 0, sizeof(VBAT) );
} }

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@ -85,10 +85,10 @@ SECTIONS
.data : AT (_etext) { .data : AT (_etext) {
. = ALIGN(4); . = ALIGN(4);
_sdata = .; _sdata = .;
*(.data*) *(.data*)
. = ALIGN(4); . = ALIGN(4);
_edata = .; _edata = .;
} > RAM } > RAM
.noinit (NOLOAD) : { .noinit (NOLOAD) : {
@ -97,7 +97,7 @@ SECTIONS
.bss : { .bss : {
. = ALIGN(4); . = ALIGN(4);
_sbss = .; _sbss = .;
*(.bss*) *(.bss*)
*(COMMON) *(COMMON)
. = ALIGN(4); . = ALIGN(4);

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@ -50,12 +50,10 @@ SECTIONS
{ {
.text : .text :
{ {
. = 0; . = 0; KEEP(* (.vectors)) /* MUST BE AT 0 */
KEEP(* (.vectors))
*(.startup*) *(.startup*)
*(.rodata*) *(.rodata*)
. = 0x400; . = 0x400; KEEP(* (.flashconfig)) /* MUST BE AT 0x400 */
KEEP(* (.flashconfig))
*(.text*) *(.text*)
. = ALIGN(4); . = ALIGN(4);
KEEP(*(.init)) KEEP(*(.init))

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@ -10,10 +10,10 @@
* permit persons to whom the Software is furnished to do so, subject to * permit persons to whom the Software is furnished to do so, subject to
* the following conditions: * the following conditions:
* *
* 1. The above copyright notice and this permission notice shall be * 1. The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software. * included in all copies or substantial portions of the Software.
* *
* 2. If the Software is incorporated into a build system that allows * 2. If the Software is incorporated into a build system that allows
* selection among a list of target devices, then similar target * selection among a list of target devices, then similar target
* devices manufactured by PJRC.COM must be included in the list of * devices manufactured by PJRC.COM must be included in the list of
* target devices and selectable in the same manner. * target devices and selectable in the same manner.
@ -50,10 +50,10 @@ MEMORY
* permit persons to whom the Software is furnished to do so, subject to * permit persons to whom the Software is furnished to do so, subject to
* the following conditions: * the following conditions:
* *
* 1. The above copyright notice and this permission notice shall be * 1. The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software. * included in all copies or substantial portions of the Software.
* *
* 2. If the Software is incorporated into a build system that allows * 2. If the Software is incorporated into a build system that allows
* selection among a list of target devices, then similar target * selection among a list of target devices, then similar target
* devices manufactured by PJRC.COM must be included in the list of * devices manufactured by PJRC.COM must be included in the list of
* target devices and selectable in the same manner. * target devices and selectable in the same manner.
@ -118,10 +118,10 @@ SECTIONS
.data : AT (_etext) { .data : AT (_etext) {
. = ALIGN(4); . = ALIGN(4);
_sdata = .; _sdata = .;
*(.data*) *(.data*)
. = ALIGN(4); . = ALIGN(4);
_edata = .; _edata = .;
} > RAM } > RAM
.noinit (NOLOAD) : { .noinit (NOLOAD) : {
@ -130,7 +130,7 @@ SECTIONS
.bss : { .bss : {
. = ALIGN(4); . = ALIGN(4);
_sbss = .; _sbss = .;
*(.bss*) *(.bss*)
*(COMMON) *(COMMON)
. = ALIGN(4); . = ALIGN(4);

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@ -1,7 +1,7 @@
/* Teensyduino Core Library /* Teensyduino Core Library
* http://www.pjrc.com/teensy/ * http://www.pjrc.com/teensy/
* Copyright (c) 2013 PJRC.COM, LLC. * Copyright (c) 2013 PJRC.COM, LLC.
* Modifications by Jacob Alexander 2014 for use with McHCK and Kiibohd-dfu * Modifications by Jacob Alexander 2014-2015 for use with McHCK and Kiibohd-dfu
* *
* Permission is hereby granted, free of charge, to any person obtaining * Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the * a copy of this software and associated documentation files (the
@ -29,8 +29,6 @@
* SOFTWARE. * SOFTWARE.
*/ */
/* XXX Not tested yet -HaaTa */
MEMORY MEMORY
{ {
FLASH (rx) : ORIGIN = 0x0, LENGTH = 256K FLASH (rx) : ORIGIN = 0x0, LENGTH = 256K
@ -52,12 +50,10 @@ SECTIONS
{ {
.text : .text :
{ {
. = 0; . = 0; KEEP(* (.vectors)) /* MUST BE AT 0 */
KEEP(* (.vectors))
*(.startup*) *(.startup*)
. = 0x400; . = 0x400; KEEP(* (.flashconfig)) /* MUST BE AT 0x400 */
*(.rodata*) *(.rodata*)
KEEP(* (.flashconfig))
*(.text*) *(.text*)
. = ALIGN(4); . = ALIGN(4);
KEEP(*(.init)) KEEP(*(.init))

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@ -1,7 +1,7 @@
/* Teensyduino Core Library /* Teensyduino Core Library
* http://www.pjrc.com/teensy/ * http://www.pjrc.com/teensy/
* Copyright (c) 2013 PJRC.COM, LLC. * Copyright (c) 2013 PJRC.COM, LLC.
* Modifications by Jacob Alexander 2014 for use with McHCK and Kiibohd-dfu * Modifications by Jacob Alexander 2014-2015 for use with McHCK and Kiibohd-dfu
* *
* Permission is hereby granted, free of charge, to any person obtaining * Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the * a copy of this software and associated documentation files (the
@ -29,8 +29,6 @@
* SOFTWARE. * SOFTWARE.
*/ */
/* XXX Not tested yet -HaaTa */
MEMORY MEMORY
{ {
FLASH (rx) : ORIGIN = 8K, LENGTH = 256K-8K FLASH (rx) : ORIGIN = 8K, LENGTH = 256K-8K

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@ -271,7 +271,6 @@ inline void I2C_setup()
I2C0_FLT = 4; I2C0_FLT = 4;
I2C0_C1 = I2C_C1_IICEN; I2C0_C1 = I2C_C1_IICEN;
I2C0_C2 = I2C_C2_HDRS; // High drive select I2C0_C2 = I2C_C2_HDRS; // High drive select
//},
// Enable I2C Interrupt // Enable I2C Interrupt
NVIC_ENABLE_IRQ( IRQ_I2C0 ); NVIC_ENABLE_IRQ( IRQ_I2C0 );

11
main.c
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@ -39,6 +39,17 @@
int main() int main()
{ {
/*
GPIOA_PDDR |= (1<<5);
// Setup pin - A5 - See Lib/pin_map.mchck for more details on pins
PORTA_PCR5 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1);
while( 1 )
{
GPIOA_PTOR |= (1<<5);
for (uint32_t d = 0; d < 720000; d++ );
}
*/
// AVR - Teensy Set Clock speed to 16 MHz // AVR - Teensy Set Clock speed to 16 MHz
#if defined(_at90usb162_) || defined(_atmega32u4_) || defined(_at90usb646_) || defined(_at90usb1286_) #if defined(_at90usb162_) || defined(_atmega32u4_) || defined(_at90usb646_) || defined(_at90usb1286_)
CLKPR = 0x80; CLKPR = 0x80;