eryn/kiibohd-controller
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fixing bugs in mk20dx128vlf5 support

Browse source
This commit is contained in:
Jacob Alexander 2015-05-25 17:50:32 -07:00
parent 02b919a4cb
commit b9fa9c8672
3 changed files with 22 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

17
Bootloader/flash.c
View file

@ -101,15 +101,20 @@ int flash_program_section_phrases( uintptr_t addr, size_t num_phrases )
int flash_program_sector( uintptr_t addr, size_t len )
{
#if defined(_mk20dx128vlf5_)
return (len != FLASH_SECTOR_SIZE
|| (addr & (FLASH_SECTOR_SIZE - 1)) != 0
|| flash_erase_sector( addr )
|| flash_program_section_longwords( addr, FLASH_SECTOR_SIZE / 4 ));
#elif defined(_mk20dx256vlh7_)
if ( len != FLASH_SECTOR_SIZE )
return 1;
#if defined(_mk20dx128vlf5_)
// Check if this is the beginning of a sector
// Only erase if necessary
if ( (addr & (FLASH_SECTOR_SIZE - 1)) == 0
&& flash_read_1s_sector( addr, FLASH_SECTOR_SIZE / 4 )
&& flash_erase_sector( addr ) )
return 1;
// Program sector
return flash_program_section_longwords( addr, FLASH_SECTOR_SIZE / 4 );
#elif defined(_mk20dx256vlh7_)
// Check if beginning of sector and erase if not empty
// Each sector is 2 kB in length, but we can only write to half a sector at a time
// We can only erase an entire sector at a time