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emunand: Implement folder and file detection (boot0/boot1 now work from SD)

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This commit is contained in:
hexkyz 2019-04-09 19:32:18 +01:00
parent 5868e0769a
commit fe62ab9aed
12 changed files with 198 additions and 159 deletions
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122
fusee/fusee-secondary/src/nxboot.c
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@ -187,13 +187,13 @@ static uint32_t nxboot_get_target_firmware(const void *package1loader) {
} else if (memcmp(package1loader_header->build_timestamp, "20181107", 8) == 0) {
return ATMOSPHERE_TARGET_FIRMWARE_620;
} else {
fatal_error("[NXBOOT]: Unable to identify package1!\n");
fatal_error("[NXBOOT] Unable to identify package1!\n");
}
}
case 0x0F:
return ATMOSPHERE_TARGET_FIRMWARE_700;
default:
fatal_error("[NXBOOT]: Unable to identify package1!\n");
fatal_error("[NXBOOT] Unable to identify package1!\n");
}
}
@ -202,33 +202,45 @@ static bool nxboot_configure_emunand() {
/* Load emunand settings from BCT.ini file. */
if (ini_parse_string(get_loader_ctx()->bct0, emunand_ini_handler, &emunand_cfg) < 0) {
fatal_error("[NXBOOT]: Failed to parse BCT.ini!\n");
fatal_error("[NXBOOT] Failed to parse BCT.ini!\n");
}
if (emunand_cfg.enabled) {
bool do_nand_backup = false;
char emunand_boot0_path[0x300 + 1] = {0};
char emunand_boot1_path[0x300 + 1] = {0};
char emunand_rawnand_base_path[0x300 + 1] = {0};
snprintf(emunand_boot0_path, sizeof(emunand_boot0_path) - 1, "sdmc:/%s/%s", emunand_cfg.path, "boot0");
snprintf(emunand_boot1_path, sizeof(emunand_boot1_path) - 1, "sdmc:/%s/%s", emunand_cfg.path, "boot1");
snprintf(emunand_rawnand_base_path, sizeof(emunand_rawnand_base_path) - 1, "sdmc:/%s/%s", emunand_cfg.path, "rawnand");
/* TODO: Check if the supplied path is valid. */
/* Check if the supplied path is valid. */
if (!is_valid_folder(emunand_cfg.path)) {
fatal_error("[NXBOOT] Failed to find EmuNAND folder!\n");
}
/* TODO: Check if all emunand image files are present. */
/* Check if all emunand image files are present. */
if (!is_valid_file(emunand_boot0_path) || !is_valid_file(emunand_boot1_path) || !is_valid_file(emunand_rawnand_base_path)) {
fatal_error("[NXBOOT] Failed to find EmuNAND image files!\n");
}
if (do_nand_backup) {
/* Mount real NAND. */
if (nxfs_mount_emmc() < 0) {
fatal_error("[NXBOOT]: Failed to mount eMMC!\n");
fatal_error("[NXBOOT] Failed to mount eMMC!\n");
}
/* TODO: Read real NAND and create a backup image. */
/* Unmount real NAND. */
if (nxfs_unmount_emmc() < 0) {
fatal_error("[NXBOOT]: Failed to unmount eMMC!\n");
fatal_error("[NXBOOT] Failed to unmount eMMC!\n");
}
}
/* Mount emulated NAND. */
if (nxfs_mount_emu_emmc(emunand_cfg.path) < 0) {
fatal_error("[NXBOOT]: Failed to mount emulated eMMC!\n");
if (nxfs_mount_emu_emmc(emunand_boot0_path, emunand_boot1_path, emunand_rawnand_base_path) < 0) {
fatal_error("[NXBOOT] Failed to mount emulated eMMC!\n");
}
}
@ -247,11 +259,11 @@ static void nxboot_configure_exosphere(uint32_t target_firmware, unsigned int ke
}
if (ini_parse_string(get_loader_ctx()->bct0, exosphere_ini_handler, &exo_cfg) < 0) {
fatal_error("[NXBOOT]: Failed to parse BCT.ini!\n");
fatal_error("[NXBOOT] Failed to parse BCT.ini!\n");
}
if ((exo_cfg.target_firmware < ATMOSPHERE_TARGET_FIRMWARE_MIN) || (exo_cfg.target_firmware > ATMOSPHERE_TARGET_FIRMWARE_MAX)) {
fatal_error("[NXBOOT]: Invalid Exosphere target firmware!\n");
fatal_error("[NXBOOT] Invalid Exosphere target firmware!\n");
}
*(MAILBOX_EXOSPHERE_CONFIGURATION) = exo_cfg;
@ -260,7 +272,7 @@ static void nxboot_configure_exosphere(uint32_t target_firmware, unsigned int ke
static void nxboot_configure_stratosphere(uint32_t target_firmware) {
stratosphere_cfg_t strat_cfg = {0};
if (ini_parse_string(get_loader_ctx()->bct0, stratosphere_ini_handler, &strat_cfg) < 0) {
fatal_error("[NXBOOT]: Failed to parse BCT.ini!\n");
fatal_error("[NXBOOT] Failed to parse BCT.ini!\n");
}
/* Enable NOGC patches if the user requested it, or if the user is booting into 4.0.0+ with 3.0.2- fuses. */
@ -285,18 +297,18 @@ static void nxboot_set_bootreason(void *bootreason_base) {
/* Allocate memory for the BCT. */
bct = malloc(sizeof(nvboot_config_table));
if (bct == NULL) {
fatal_error("[NXBOOT]: Out of memory!\n");
fatal_error("[NXBOOT] Out of memory!\n");
}
/* Open boot0. */
boot0 = fopen("boot0:/", "rb");
if (boot0 == NULL) {
fatal_error("[NXBOOT]: Failed to open boot0!\n");
fatal_error("[NXBOOT] Failed to open boot0!\n");
}
/* Read the BCT. */
if (fread(bct, sizeof(nvboot_config_table), 1, boot0) == 0) {
fatal_error("[NXBOOT]: Failed to read the BCT!\n");
fatal_error("[NXBOOT] Failed to read the BCT!\n");
}
/* Close boot0. */
@ -343,17 +355,17 @@ static void nxboot_move_bootconfig() {
/* Allocate memory for reading BootConfig. */
bootconfig = memalign(0x1000, 0x4000);
if (bootconfig == NULL) {
fatal_error("[NXBOOT]: Out of memory!\n");
fatal_error("[NXBOOT] Out of memory!\n");
}
/* Get BootConfig from the Package2 partition. */
bcfile = fopen("bcpkg21:/", "rb");
if (bcfile == NULL) {
fatal_error("[NXBOOT]: Failed to open BootConfig from eMMC!\n");
fatal_error("[NXBOOT] Failed to open BootConfig from eMMC!\n");
}
if (fread(bootconfig, 0x4000, 1, bcfile) < 1) {
fclose(bcfile);
fatal_error("[NXBOOT]: Failed to read BootConfig!\n");
fatal_error("[NXBOOT] Failed to read BootConfig!\n");
}
fclose(bcfile);
@ -396,86 +408,86 @@ uint32_t nxboot_main(void) {
/* Configure emunand or mount the real NAND. */
if (!nxboot_configure_emunand()) {
if (nxfs_mount_emmc() < 0) {
fatal_error("[NXBOOT]: Failed to mount eMMC!\n");
fatal_error("[NXBOOT] Failed to mount eMMC!\n");
}
}
/* Allocate memory for reading Package2. */
package2 = memalign(0x1000, PACKAGE2_SIZE_MAX);
if (package2 == NULL) {
fatal_error("[NXBOOT]: Out of memory!\n");
fatal_error("[NXBOOT] Out of memory!\n");
}
/* Read Package2 from a file, otherwise from its partition(s). */
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT]: Reading package2...\n");
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT] Reading package2...\n");
if (loader_ctx->package2_path[0] != '\0') {
pk2file = fopen(loader_ctx->package2_path, "rb");
if (pk2file == NULL) {
fatal_error("[NXBOOT]: Failed to open Package2 from %s: %s!\n", loader_ctx->package2_path, strerror(errno));
fatal_error("[NXBOOT] Failed to open Package2 from %s: %s!\n", loader_ctx->package2_path, strerror(errno));
}
} else {
pk2file = fopen("bcpkg21:/", "rb");
if (pk2file == NULL) {
fatal_error("[NXBOOT]: Failed to open Package2 from eMMC: %s!\n", strerror(errno));
fatal_error("[NXBOOT] Failed to open Package2 from eMMC: %s!\n", strerror(errno));
}
if (fseek(pk2file, 0x4000, SEEK_SET) != 0) {
fclose(pk2file);
fatal_error("[NXBOOT]: Failed to seek Package2 in eMMC: %s!\n", strerror(errno));
fatal_error("[NXBOOT] Failed to seek Package2 in eMMC: %s!\n", strerror(errno));
}
}
setvbuf(pk2file, NULL, _IONBF, 0); /* Workaround. */
if (fread(package2, sizeof(package2_header_t), 1, pk2file) < 1) {
fclose(pk2file);
fatal_error("[NXBOOT]: Failed to read Package2!\n");
fatal_error("[NXBOOT] Failed to read Package2!\n");
}
package2_size = package2_meta_get_size(&package2->metadata);
if ((package2_size > PACKAGE2_SIZE_MAX) || (package2_size <= sizeof(package2_header_t))) {
fclose(pk2file);
fatal_error("[NXBOOT]: Package2 is too big or too small!\n");
fatal_error("[NXBOOT] Package2 is too big or too small!\n");
}
if (fread(package2->data, package2_size - sizeof(package2_header_t), 1, pk2file) < 1) {
fclose(pk2file);
fatal_error("[NXBOOT]: Failed to read Package2!\n");
fatal_error("[NXBOOT] Failed to read Package2!\n");
}
fclose(pk2file);
/* Read and parse boot0. */
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT]: Reading boot0...\n");
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT] Reading boot0...\n");
boot0 = fopen("boot0:/", "rb");
if ((boot0 == NULL) || (package1_read_and_parse_boot0(&package1loader, &package1loader_size, g_keyblobs, &available_revision, boot0) == -1)) {
fatal_error("[NXBOOT]: Couldn't parse boot0: %s!\n", strerror(errno));
fatal_error("[NXBOOT] Couldn't parse boot0: %s!\n", strerror(errno));
}
fclose(boot0);
/* Find the system's target firmware. */
uint32_t target_firmware = nxboot_get_target_firmware(package1loader);
if (!target_firmware)
fatal_error("[NXBOOT]: Failed to detect target firmware!\n");
fatal_error("[NXBOOT] Failed to detect target firmware!\n");
else
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT]: Detected target firmware %ld!\n", target_firmware);
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT] Detected target firmware %ld!\n", target_firmware);
/* Read the TSEC firmware from a file, otherwise from PK1L. */
if (loader_ctx->tsecfw_path[0] != '\0') {
tsec_fw_size = get_file_size(loader_ctx->tsecfw_path);
if ((tsec_fw_size != 0) && (tsec_fw_size != 0xF00 && tsec_fw_size != 0x2900 && tsec_fw_size != 0x3000)) {
fatal_error("[NXBOOT]: TSEC firmware from %s has a wrong size!\n", loader_ctx->tsecfw_path);
fatal_error("[NXBOOT] TSEC firmware from %s has a wrong size!\n", loader_ctx->tsecfw_path);
} else if (tsec_fw_size == 0) {
fatal_error("[NXBOOT]: Could not read the TSEC firmware from %s!\n", loader_ctx->tsecfw_path);
fatal_error("[NXBOOT] Could not read the TSEC firmware from %s!\n", loader_ctx->tsecfw_path);
}
/* Allocate memory for the TSEC firmware. */
tsec_fw = memalign(0x100, tsec_fw_size);
if (tsec_fw == NULL) {
fatal_error("[NXBOOT]: Out of memory!\n");
fatal_error("[NXBOOT] Out of memory!\n");
}
if (read_from_file(tsec_fw, tsec_fw_size, loader_ctx->tsecfw_path) != tsec_fw_size) {
fatal_error("[NXBOOT]: Could not read the TSEC firmware from %s!\n", loader_ctx->tsecfw_path);
fatal_error("[NXBOOT] Could not read the TSEC firmware from %s!\n", loader_ctx->tsecfw_path);
}
} else {
if (!package1_get_tsec_fw(&tsec_fw, package1loader, package1loader_size)) {
fatal_error("[NXBOOT]: Failed to read the TSEC firmware from Package1loader!\n");
fatal_error("[NXBOOT] Failed to read the TSEC firmware from Package1loader!\n");
}
if (target_firmware == ATMOSPHERE_TARGET_FIRMWARE_700) {
tsec_fw_size = 0x3000;
@ -486,7 +498,7 @@ uint32_t nxboot_main(void) {
}
}
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT]: Loaded firmware from eMMC...\n");
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT] Loaded firmware from eMMC...\n");
/* Get the TSEC keys. */
uint8_t tsec_key[0x10] = {0};
@ -497,7 +509,7 @@ uint32_t nxboot_main(void) {
reboot_to_sept(tsec_fw, tsec_fw_size, sept_secondary_enc, sept_secondary_enc_size);
} else {
if (mkey_detect_revision(fuse_get_retail_type() != 0) != 0) {
fatal_error("[NXBOOT]: Sept derived incorrect keys!\n");
fatal_error("[NXBOOT] Sept derived incorrect keys!\n");
}
}
get_and_clear_has_run_sept();
@ -513,7 +525,7 @@ uint32_t nxboot_main(void) {
} else {
/* Run the TSEC payload and get the key. */
if (tsec_get_key(tsec_key, 1, tsec_fw, tsec_fw_size) != 0) {
fatal_error("[NXBOOT]: Failed to get TSEC key!\n");
fatal_error("[NXBOOT] Failed to get TSEC key!\n");
}
}
@ -525,7 +537,7 @@ uint32_t nxboot_main(void) {
unsigned int keygen_type = 0;
if (target_firmware < ATMOSPHERE_TARGET_FIRMWARE_700) {
if (derive_nx_keydata(target_firmware, g_keyblobs, available_revision, tsec_key, tsec_root_keys, &keygen_type) != 0) {
fatal_error("[NXBOOT]: Key derivation failed!\n");
fatal_error("[NXBOOT] Key derivation failed!\n");
}
}
@ -534,7 +546,7 @@ uint32_t nxboot_main(void) {
/* Initialize Boot Reason on older firmware versions. */
if (target_firmware < ATMOSPHERE_TARGET_FIRMWARE_400) {
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT]: Initializing Boot Reason...\n");
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT] Initializing Boot Reason...\n");
nxboot_set_bootreason((void *)MAILBOX_NX_BOOTLOADER_BOOT_REASON_BASE(target_firmware));
}
@ -542,17 +554,17 @@ uint32_t nxboot_main(void) {
if (loader_ctx->warmboot_path[0] != '\0') {
warmboot_fw_size = get_file_size(loader_ctx->warmboot_path);
if (warmboot_fw_size == 0) {
fatal_error("[NXBOOT]: Could not read the warmboot firmware from %s!\n", loader_ctx->warmboot_path);
fatal_error("[NXBOOT] Could not read the warmboot firmware from %s!\n", loader_ctx->warmboot_path);
}
/* Allocate memory for the warmboot firmware. */
warmboot_fw = malloc(warmboot_fw_size);
if (warmboot_fw == NULL) {
fatal_error("[NXBOOT]: Out of memory!\n");
fatal_error("[NXBOOT] Out of memory!\n");
}
if (read_from_file(warmboot_fw, warmboot_fw_size, loader_ctx->warmboot_path) != warmboot_fw_size) {
fatal_error("[NXBOOT]: Could not read the warmboot firmware from %s!\n", loader_ctx->warmboot_path);
fatal_error("[NXBOOT] Could not read the warmboot firmware from %s!\n", loader_ctx->warmboot_path);
}
} else {
/* Use Atmosphere's warmboot firmware implementation. */
@ -560,13 +572,13 @@ uint32_t nxboot_main(void) {
warmboot_fw = malloc(warmboot_fw_size);
if (warmboot_fw == NULL) {
fatal_error("[NXBOOT]: Out of memory!\n");
fatal_error("[NXBOOT] Out of memory!\n");
}
memcpy(warmboot_fw, lp0fw_bin, warmboot_fw_size);
if (warmboot_fw_size == 0) {
fatal_error("[NXBOOT]: Could not read the warmboot firmware from Package1!\n");
fatal_error("[NXBOOT] Could not read the warmboot firmware from Package1!\n");
}
}
@ -595,7 +607,7 @@ uint32_t nxboot_main(void) {
warmboot_memaddr = (void *)0x4003E000;
}
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT]: Copying warmboot firmware...\n");
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT] Copying warmboot firmware...\n");
/* Copy the warmboot firmware and set the address in PMC if necessary. */
if (warmboot_fw && (warmboot_fw_size > 0)) {
@ -604,17 +616,17 @@ uint32_t nxboot_main(void) {
pmc->scratch1 = (uint32_t)warmboot_memaddr;
}
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT]: Rebuilding package2...\n");
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT] Rebuilding package2...\n");
/* Parse stratosphere config. */
nxboot_configure_stratosphere(MAILBOX_EXOSPHERE_CONFIGURATION->target_firmware);
print(SCREEN_LOG_LEVEL_INFO, u8"[NXBOOT]: Configured Stratosphere...\n");
print(SCREEN_LOG_LEVEL_INFO, u8"[NXBOOT] Configured Stratosphere...\n");
/* Patch package2, adding Thermosphère + custom KIPs. */
package2_rebuild_and_copy(package2, MAILBOX_EXOSPHERE_CONFIGURATION->target_firmware);
print(SCREEN_LOG_LEVEL_INFO, u8"[NXBOOT]: Reading Exosphère...\n");
print(SCREEN_LOG_LEVEL_INFO, u8"[NXBOOT] Reading Exosphère...\n");
/* Select the right address for Exosphère. */
if (MAILBOX_EXOSPHERE_CONFIGURATION->target_firmware < ATMOSPHERE_TARGET_FIRMWARE_400) {
@ -627,21 +639,21 @@ uint32_t nxboot_main(void) {
if (loader_ctx->exosphere_path[0] != '\0') {
size_t exosphere_size = get_file_size(loader_ctx->exosphere_path);
if (exosphere_size == 0) {
fatal_error(u8"[NXBOOT]: Could not read Exosphère from %s!\n", loader_ctx->exosphere_path);
fatal_error(u8"[NXBOOT] Could not read Exosphère from %s!\n", loader_ctx->exosphere_path);
} else if (exosphere_size > 0x10000) {
/* The maximum is actually a bit less than that. */
fatal_error(u8"[NXBOOT]: Exosphère from %s is too big!\n", loader_ctx->exosphere_path);
fatal_error(u8"[NXBOOT] Exosphère from %s is too big!\n", loader_ctx->exosphere_path);
}
if (read_from_file(exosphere_memaddr, exosphere_size, loader_ctx->exosphere_path) != exosphere_size) {
fatal_error(u8"[NXBOOT]: Could not read Exosphère from %s!\n", loader_ctx->exosphere_path);
fatal_error(u8"[NXBOOT] Could not read Exosphère from %s!\n", loader_ctx->exosphere_path);
}
} else {
memcpy(exosphere_memaddr, exosphere_bin, exosphere_bin_size);
}
/* Move BootConfig. */
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT]: Moving BootConfig...\n");
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT] Moving BootConfig...\n");
nxboot_move_bootconfig();
/* Set 3.0.0/3.0.1/3.0.2 warmboot security check. */
@ -663,7 +675,7 @@ uint32_t nxboot_main(void) {
}
free(package2);
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT]: Powering on the CCPLEX...\n");
print(SCREEN_LOG_LEVEL_INFO, "[NXBOOT] Powering on the CCPLEX...\n");
/* Unmount everything. */
nxfs_end();