arno/trezor-firmware
1
0
Fork 0
mirror of https://github.com/trezor/trezor-firmware.git synced 2025-03-25 04:25:42 +00:00
Code Issues Releases Wiki Activity

unix/flash: use secbool

Browse Source
This commit is contained in:
Jan Pochyla 2017-10-27 17:34:56 +02:00
parent 418f035811
commit 662cfc1b2c
1 changed files with 29 additions and 29 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

58
embed/unix/flash.c
View File

@ -64,25 +64,25 @@ static void flash_read(void)
}
}
bool flash_init(void)
secbool flash_init(void)
{
memset(flash_buffer, 0xFF, sizeof(flash_buffer));
flash_read();
return true;
return sectrue;
}
void flash_set_option_bytes(void)
{
}
bool flash_unlock(void)
secbool flash_unlock(void)
{
return true;
return sectrue;
}
bool flash_lock(void)
secbool flash_lock(void)
{
return true;
return sectrue;
}
const void *flash_get_address(uint8_t sector, uint32_t offset, uint32_t size)
@ -98,7 +98,7 @@ const void *flash_get_address(uint8_t sector, uint32_t offset, uint32_t size)
return flash_buffer + sector_offset + offset;
}
bool flash_erase_sectors(const uint8_t *sectors, int len, void (*progress)(int pos, int len))
secbool flash_erase_sectors(const uint8_t *sectors, int len, void (*progress)(int pos, int len))
{
if (progress) {
progress(0, len);
@ -113,69 +113,69 @@ bool flash_erase_sectors(const uint8_t *sectors, int len, void (*progress)(int p
}
flash_sync();
}
return true;
return sectrue;
}
bool flash_write_byte_rel(uint8_t sector, uint32_t offset, uint8_t data)
secbool flash_write_byte_rel(uint8_t sector, uint32_t offset, uint8_t data)
{
uint8_t *flash = (uint8_t *)flash_get_address(sector, offset, sizeof(data));
if (!flash) {
return false;
return secfalse;
}
if ((flash[0] & data) != data) {
return false; // we cannot change zeroes to ones
return secfalse; // we cannot change zeroes to ones
}
flash[0] = data;
flash_sync();
return true;
return sectrue;
}
bool flash_write_word_rel(uint8_t sector, uint32_t offset, uint32_t data)
secbool flash_write_word_rel(uint8_t sector, uint32_t offset, uint32_t data)
{
if (offset % 4) { // we write only at 4-byte boundary
return false;
return secfalse;
}
uint32_t *flash = (uint32_t *)flash_get_address(sector, offset, sizeof(data));
if (!flash) {
return false;
return secfalse;
}
if ((flash[0] & data) != data) {
return false; // we cannot change zeroes to ones
return secfalse; // we cannot change zeroes to ones
}
flash[0] = data;
flash_sync();
return true;
return sectrue;
}
bool flash_read_word_rel(uint8_t sector, uint32_t offset, uint32_t *data)
secbool flash_read_word_rel(uint8_t sector, uint32_t offset, uint32_t *data)
{
if (offset % 4) { // we read only at 4-byte boundary
return false;
return secfalse;
}
uint32_t *flash = (uint32_t *)flash_get_address(sector, offset, sizeof(data));
if (!flash) {
return false;
return secfalse;
}
data[0] = flash[0];
return true;
return sectrue;
}
bool flash_otp_read(uint8_t block, uint8_t offset, uint8_t *data, uint8_t datalen)
secbool flash_otp_read(uint8_t block, uint8_t offset, uint8_t *data, uint8_t datalen)
{
return false;
return secfalse;
}
bool flash_otp_write(uint8_t block, uint8_t offset, const uint8_t *data, uint8_t datalen)
secbool flash_otp_write(uint8_t block, uint8_t offset, const uint8_t *data, uint8_t datalen)
{
return false;
return secfalse;
}
bool flash_otp_lock(uint8_t block)
secbool flash_otp_lock(uint8_t block)
{
return false;
return secfalse;
}
bool flash_otp_is_locked(uint8_t block)
secbool flash_otp_is_locked(uint8_t block)
{
return false;
return secfalse;
}