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Working mk20dx256vlh7 usb flash support

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This commit is contained in:
Jacob Alexander 2015-05-30 00:02:22 -07:00
parent b9fa9c8672
commit d211790124
2 changed files with 58 additions and 88 deletions
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30
Bootloader/flash.c
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@ -18,6 +18,7 @@
// ----- Local Includes -----
#include "mchck.h"
#include "debug.h"
@ -73,6 +74,13 @@ int flash_read_1s_sector( uintptr_t addr, size_t num )
int flash_erase_sector( uintptr_t addr )
{
#ifdef FLASH_DEBUG
// Debug
print("Erasing Sector: address(");
printHex( addr );
printNL(")");
#endif
if ( addr < (uintptr_t)&_app_rom && flash_ALLOW_BRICKABLE_ADDRESSES != 0x00023420 )
return (-1);
FTFL.fccob.erase.fcmd = FTFL_FCMD_ERASE_SECTOR;
@ -83,6 +91,15 @@ int flash_erase_sector( uintptr_t addr )
int flash_program_section_longwords( uintptr_t addr, size_t num_words )
{
#ifdef FLASH_DEBUG
// Debug
print("Programming Sector: address(");
printHex( addr );
print(") longwords(");
printHex( num_words );
printNL(")");
#endif
FTFL.fccob.program_section.fcmd = FTFL_FCMD_PROGRAM_SECTION;
FTFL.fccob.program_section.addr = addr;
FTFL.fccob.program_section.num_words = num_words;
@ -92,6 +109,15 @@ int flash_program_section_longwords( uintptr_t addr, size_t num_words )
int flash_program_section_phrases( uintptr_t addr, size_t num_phrases )
{
#ifdef FLASH_DEBUG
// Debug
print("Programming Sector: address(");
printHex( addr );
print(") phrases(");
printHex( num_phrases );
printNL(")");
#endif
FTFL.fccob.program_section.fcmd = FTFL_FCMD_PROGRAM_SECTION;
FTFL.fccob.program_section.addr = addr;
FTFL.fccob.program_section.num_words = num_phrases;
@ -101,7 +127,7 @@ int flash_program_section_phrases( uintptr_t addr, size_t num_phrases )
int flash_program_sector( uintptr_t addr, size_t len )
{
if ( len != FLASH_SECTOR_SIZE )
if ( len != USB_DFU_TRANSFER_SIZE )
return 1;
#if defined(_mk20dx128vlf5_)
@ -140,7 +166,7 @@ int flash_read_sector( uintptr_t addr, size_t len )
void *flash_get_staging_area( uintptr_t addr, size_t len )
{
if ( (addr & (FLASH_SECTOR_SIZE - 1)) != 0 || len != FLASH_SECTOR_SIZE )
if ( (addr & (USB_DFU_TRANSFER_SIZE - 1)) != 0 || len != USB_DFU_TRANSFER_SIZE )
return (NULL);
return (FlexRAM);
}