arno/trezor-firmware
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boardloader+bootloader: remove prints during normal operation

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This commit is contained in:
Pavol Rusnak 2017-10-05 20:18:35 +02:00
parent 78f57d083c
commit 6693d61aa0
No known key found for this signature in database
GPG Key ID: 91F3B339B9A02A3D
3 changed files with 9 additions and 42 deletions
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26
embed/boardloader/main.c
View File

@ -16,20 +16,14 @@ void pendsv_isr_handler(void) {
bool check_sdcard(void)
{
display_printf("checking for SD card\n");
if (!sdcard_is_present()) {
display_printf("no SD card found\n");
return false;
}
display_printf("SD card found\n");
sdcard_power_on();
uint64_t cap = sdcard_get_capacity_in_bytes();
if (cap < 1024 * 1024) {
display_printf("SD card too small\n");
sdcard_power_off();
return false;
}
@ -41,10 +35,8 @@ bool check_sdcard(void)
sdcard_power_off();
if (image_parse_header((const uint8_t *)buf, IMAGE_MAGIC, IMAGE_MAXSIZE, NULL)) {
display_printf("SD card header is valid\n");
return true;
} else {
display_printf("SD card header is invalid\n");
return false;
}
}
@ -99,7 +91,8 @@ bool copy_sdcard(void)
sdcard_power_off();
flash_lock();
display_printf("done\n");
display_printf("done\n\n");
display_printf("Unplug the device and remove the SD card\n");
return true;
}
@ -120,22 +113,15 @@ static const uint8_t * const BOARDLOADER_KEYS[] = {
void check_and_jump(void)
{
display_printf("checking bootloader\n");
image_header hdr;
if (image_parse_header((const uint8_t *)BOOTLOADER_START, IMAGE_MAGIC, IMAGE_MAXSIZE, &hdr)) {
display_printf("valid bootloader header\n");
} else {
if (!image_parse_header((const uint8_t *)BOOTLOADER_START, IMAGE_MAGIC, IMAGE_MAXSIZE, &hdr)) {
display_printf("invalid bootloader header\n");
return;
}
if (image_check_signature((const uint8_t *)BOOTLOADER_START, &hdr, BOARDLOADER_KEY_M, BOARDLOADER_KEY_N, BOARDLOADER_KEYS)) {
display_printf("valid bootloader signature\n");
display_printf("JUMP!\n");
jump_to(BOOTLOADER_START + HEADER_SIZE);
} else {
display_printf("invalid bootloader signature\n");
}
@ -157,13 +143,11 @@ int main(void)
__fatal_error("sdcard_init", __FILE__, __LINE__, __FUNCTION__);
}
display_printf("TREZOR Boardloader %d.%d.%d.%d\n", VERSION_MAJOR, VERSION_MINOR, VERSION_PATCH, VERSION_BUILD);
display_printf("==================\n");
display_printf("starting boardloader\n");
if (check_sdcard()) {
if (!copy_sdcard()) {
__fatal_error("HALT", __FILE__, __LINE__, __FUNCTION__);
} else {
for (;;);
}
}

23
embed/bootloader/main.c
View File

@ -61,36 +61,24 @@ static const uint8_t * const BOOTLOADER_KEYS[] = {
void check_and_jump(void)
{
display_printf("checking vendor header\n");
vendor_header vhdr;
if (vendor_parse_header((const uint8_t *)FIRMWARE_START, &vhdr)) {
display_printf("valid vendor header\n");
} else {
if (!vendor_parse_header((const uint8_t *)FIRMWARE_START, &vhdr)) {
display_printf("invalid vendor header\n");
return;
}
if (vendor_check_signature((const uint8_t *)FIRMWARE_START, &vhdr, BOOTLOADER_KEY_M, BOOTLOADER_KEY_N, BOOTLOADER_KEYS)) {
display_printf("valid vendor header signature\n");
} else {
if (!vendor_check_signature((const uint8_t *)FIRMWARE_START, &vhdr, BOOTLOADER_KEY_M, BOOTLOADER_KEY_N, BOOTLOADER_KEYS)) {
display_printf("invalid vendor header signature\n");
return;
}
display_printf("checking firmware header\n");
image_header hdr;
if (image_parse_header((const uint8_t *)(FIRMWARE_START + vhdr.hdrlen), IMAGE_MAGIC, IMAGE_MAXSIZE, &hdr)) {
display_printf("valid firmware header\n");
} else {
if (!image_parse_header((const uint8_t *)(FIRMWARE_START + vhdr.hdrlen), IMAGE_MAGIC, IMAGE_MAXSIZE, &hdr)) {
display_printf("invalid firmware header\n");
return;
}
if (image_check_signature((const uint8_t *)(FIRMWARE_START + vhdr.hdrlen), &hdr, vhdr.vsig_m, vhdr.vsig_n, vhdr.vpub)) {
display_printf("valid firmware signature\n");
display_vendor(vhdr.vimg, (const char *)vhdr.vstr, vhdr.vstr_len, hdr.version);
if (vhdr.vtrust < 50) {
touch_click();
@ -98,7 +86,6 @@ void check_and_jump(void)
hal_delay(1000);
}
jump_to(FIRMWARE_START + vhdr.hdrlen + HEADER_SIZE);
} else {
display_printf("invalid firmware signature\n");
}
@ -216,10 +203,6 @@ int main(void)
__fatal_error("touch_init", __FILE__, __LINE__, __FUNCTION__);
}
display_printf("TREZOR Bootloader %d.%d.%d.%d\n", VERSION_MAJOR, VERSION_MINOR, VERSION_PATCH, VERSION_BUILD);
display_printf("=================\n");
display_printf("starting bootloader\n");
uint32_t touched = 0;
for (int i = 0; i < 10; i++) {
touched |= touch_read();

2
embed/extmod/modtrezorui/display-stm32.h
View File

@ -139,6 +139,7 @@ void display_pwm_init(void)
TIM_OC_InitStructure.OCIdleState = TIM_OCIDLESTATE_SET;
TIM_OC_InitStructure.OCNIdleState = TIM_OCNIDLESTATE_SET;
HAL_TIM_PWM_ConfigChannel(&TIM1_Handle, &TIM_OC_InitStructure, TIM_CHANNEL_1);
display_set_backlight(0);
HAL_TIM_PWM_Start(&TIM1_Handle, TIM_CHANNEL_1);
HAL_TIMEx_PWMN_Start(&TIM1_Handle, TIM_CHANNEL_1);
}
@ -278,7 +279,6 @@ int display_init(void) {
display_clear();
display_orientation(0);
display_unsleep();
display_backlight(255);
return 0;
}