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Code Issues Releases Wiki Activity

feat(core/bootloader_emu): add ILU support

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This commit is contained in:
matejcik 2023-10-26 10:47:24 +02:00 committed by matejcik
parent 5ee05ff391
commit 297b2bade7
1 changed files with 45 additions and 1 deletions
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46
core/embed/bootloader/emulator.c
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@ -46,12 +46,50 @@ void usage(void) {
printf(" -e MESSAGE [TITLE [FOOTER]] display error screen and stop\n");
printf(" -c COLOR_VARIANT set color variant\n");
printf(" -b BITCOIN_ONLY set bitcoin only flag\n");
printf(
" -f FIRMWARE run interaction-less update for the specified image\n");
#ifdef USE_OPTIGA
printf(" -l lock bootloader\n");
#endif
printf(" -h show this help\n");
}
bool load_firmware(const char *filename) {
// read the first 6 kB of firmware file into a buffer
FILE *file = fopen(filename, "rb");
if (!file) {
printf("Failed to open file '%s'\n", filename);
return false;
}
uint8_t buffer[6 * 1024];
size_t read = fread(buffer, 1, sizeof(buffer), file);
fclose(file);
if (read != sizeof(buffer)) {
printf("File '%s' does not contain a valid firmware image.\n");
return false;
}
// read vendor and image header
vendor_header vhdr;
if (sectrue != read_vendor_header(buffer, &vhdr)) {
printf("File '%s' does not contain a valid vendor header.\n");
return false;
}
const image_header *hdr = read_image_header(
buffer + vhdr.hdrlen, FIRMWARE_IMAGE_MAGIC, FIRMWARE_IMAGE_MAXSIZE);
if (hdr != (const image_header *)(buffer + vhdr.hdrlen)) {
printf("File '%s' does not contain a valid firmware image.\n");
return false;
}
// hash it into boot_args
BLAKE2S_CTX ctx;
blake2s_Init(&ctx, BLAKE2S_DIGEST_LENGTH);
blake2s_Update(&ctx, buffer, vhdr.hdrlen + hdr->hdrlen);
blake2s_Final(&ctx, g_boot_args, BLAKE2S_DIGEST_LENGTH);
return true;
}
__attribute__((noreturn)) void display_error_and_die(const char *message,
const char *title,
const char *footer) {
@ -89,7 +127,7 @@ __attribute__((noreturn)) int main(int argc, char **argv) {
uint8_t set_variant = 0xff;
uint8_t color_variant = 0;
uint8_t bitcoin_only = 0;
while ((opt = getopt(argc, argv, "hslec:b:")) != -1) {
while ((opt = getopt(argc, argv, "hslec:b:f:")) != -1) {
switch (opt) {
case 's':
g_boot_command = BOOT_COMMAND_STOP_AND_WAIT;
@ -105,6 +143,12 @@ __attribute__((noreturn)) int main(int argc, char **argv) {
set_variant = 1;
bitcoin_only = atoi(optarg);
break;
case 'f':
g_boot_command = BOOT_COMMAND_INSTALL_UPGRADE;
if (!load_firmware(optarg)) {
exit(1);
}
break;
#ifdef USE_OPTIGA
case 'l':
// write bootloader-lock secret