mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2024-11-05 19:51:45 +00:00
emummc: implement SD partition mode; clean up and rename emunand code
This commit is contained in:
parent
4c4f037361
commit
0986b48a55
8 changed files with 274 additions and 136 deletions
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@ -4,9 +4,9 @@ stage2_path = atmosphere/fusee-secondary.bin
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stage2_addr = 0xF0000000
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stage2_entrypoint = 0xF0000000
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[emunand]
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emunand_enabled = 0
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emunand_path = atmosphere/emunand
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[emummc]
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emummc_enabled = 0
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emummc_path = atmosphere/emummc
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[exosphere]
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; Note: Disabling debugmode will cause parts of ams.tma to not work, in the future.
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@ -88,27 +88,33 @@ int emu_device_partition_read_data(device_partition_t *devpart, void *dst, uint6
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}
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}
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/* Handle data in multiple parts, if necessary. */
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if (num_parts > 0) {
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int target_part = 0;
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uint64_t data_offset = sector * devpart->sector_size;
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if (data_offset >= part_limit) {
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uint64_t data_offset_aligned = (data_offset + (part_limit - 1)) & ~(part_limit - 1);
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target_part = (data_offset_aligned == data_offset) ? (data_offset / part_limit) : (data_offset_aligned / part_limit) - 1;
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target_sector = (data_offset - (target_part * part_limit)) / devpart->sector_size;
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/* Prepare the right file path if using file mode. */
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if (devpart->emu_use_file && (origin_path != NULL)) {
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/* Handle data in multiple parts, if necessary. */
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if (num_parts > 0) {
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int target_part = 0;
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uint64_t data_offset = sector * devpart->sector_size;
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/* Target part is invalid. */
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if (target_part > num_parts) {
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return -1;
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if (data_offset >= part_limit) {
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uint64_t data_offset_aligned = (data_offset + (part_limit - 1)) & ~(part_limit - 1);
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target_part = (data_offset_aligned == data_offset) ? (data_offset / part_limit) : (data_offset_aligned / part_limit) - 1;
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target_sector = (data_offset - (target_part * part_limit)) / devpart->sector_size;
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/* Target part is invalid. */
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if (target_part > num_parts) {
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return -1;
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}
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}
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/* Treat the path as a folder with each part inside. */
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snprintf(target_path, sizeof(target_path) - 1, "%s/%02d", origin_path, target_part);
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} else {
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target_sector = sector;
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strcpy(target_path, origin_path);
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}
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/* Treat the path as a folder with each part inside. */
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snprintf(target_path, sizeof(target_path) - 1, "%s/%02d", origin_path, target_part);
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} else {
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target_sector = sector;
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strcpy(target_path, origin_path);
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/* Update the target file path. */
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devpart->emu_file_path = target_path;
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}
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/* Read the partition data. */
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@ -116,11 +122,8 @@ int emu_device_partition_read_data(device_partition_t *devpart, void *dst, uint6
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for (uint64_t i = 0; i < num_sectors; i += devpart->crypto_work_buffer_num_sectors) {
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uint64_t n = (i + devpart->crypto_work_buffer_num_sectors > num_sectors) ? (num_sectors - i) : devpart->crypto_work_buffer_num_sectors;
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/* Read partition data using our backing file. */
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FILE *origin = fopen(target_path, "rb");
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fseek(origin, (target_sector + i) * devpart->sector_size, SEEK_CUR);
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rc = (fread(dst, devpart->sector_size, n, origin) > 0) ? 0 : -1;
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fclose(origin);
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/* Read partition data. */
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rc = devpart->reader(devpart, devpart->crypto_work_buffer, target_sector + i, n);
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if (rc != 0) {
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return rc;
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@ -137,11 +140,8 @@ int emu_device_partition_read_data(device_partition_t *devpart, void *dst, uint6
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memcpy(dst + (size_t)(devpart->sector_size * i), devpart->crypto_work_buffer, (size_t)(devpart->sector_size * n));
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}
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} else {
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/* Read partition data using our backing file. */
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FILE *origin = fopen(target_path, "rb");
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fseek(origin, target_sector * devpart->sector_size, SEEK_CUR);
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rc = (fread(dst, devpart->sector_size, num_sectors, origin) > 0) ? 0 : -1;
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fclose(origin);
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/* Read partition data. */
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rc = devpart->reader(devpart, dst, target_sector, num_sectors);
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}
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return rc;
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@ -161,27 +161,33 @@ int emu_device_partition_write_data(device_partition_t *devpart, const void *src
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}
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}
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/* Handle data in multiple parts, if necessary. */
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if (num_parts > 0) {
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int target_part = 0;
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uint64_t data_offset = sector * devpart->sector_size;
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if (data_offset >= part_limit) {
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uint64_t data_offset_aligned = (data_offset + (part_limit - 1)) & ~(part_limit - 1);
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target_part = (data_offset_aligned == data_offset) ? (data_offset / part_limit) : (data_offset_aligned / part_limit) - 1;
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target_sector = (data_offset - (target_part * part_limit)) / devpart->sector_size;
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/* Prepare the right file path if using file mode. */
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if (devpart->emu_use_file && (origin_path != NULL)) {
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/* Handle data in multiple parts, if necessary. */
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if (num_parts > 0) {
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int target_part = 0;
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uint64_t data_offset = sector * devpart->sector_size;
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/* Target part is invalid. */
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if (target_part > num_parts) {
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return -1;
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if (data_offset >= part_limit) {
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uint64_t data_offset_aligned = (data_offset + (part_limit - 1)) & ~(part_limit - 1);
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target_part = (data_offset_aligned == data_offset) ? (data_offset / part_limit) : (data_offset_aligned / part_limit) - 1;
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target_sector = (data_offset - (target_part * part_limit)) / devpart->sector_size;
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/* Target part is invalid. */
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if (target_part > num_parts) {
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return -1;
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}
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}
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/* Treat the path as a folder with each part inside. */
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snprintf(target_path, sizeof(target_path) - 1, "%s/%02d", origin_path, target_part);
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} else {
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target_sector = sector;
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strcpy(target_path, origin_path);
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}
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/* Treat the path as a folder with each part inside. */
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snprintf(target_path, sizeof(target_path) - 1, "%s/%02d", origin_path, target_part);
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} else {
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target_sector = sector;
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strcpy(target_path, origin_path);
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/* Update the target file path. */
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devpart->emu_file_path = target_path;
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}
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/* Write the partition data. */
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@ -199,22 +205,16 @@ int emu_device_partition_write_data(device_partition_t *devpart, const void *src
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return rc;
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}
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/* Write partition data using our backing file. */
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FILE *origin = fopen(target_path, "wb");
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fseek(origin, (target_sector + i) * devpart->sector_size, SEEK_CUR);
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rc = (fwrite(src, devpart->sector_size, n, origin) > 0) ? 0 : -1;
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fclose(origin);
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/* Write partition data. */
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rc = devpart->writer(devpart, devpart->crypto_work_buffer, target_sector + i, n);
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if (rc != 0) {
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return rc;
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}
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}
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} else {
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/* Write partition data using our backing file. */
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FILE *origin = fopen(target_path, "wb");
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fseek(origin, sector * devpart->sector_size, SEEK_CUR);
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rc = (fwrite(src, devpart->sector_size, num_sectors, origin) > 0) ? 0 : -1;
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fclose(origin);
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/* Write partition data. */
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rc = devpart->writer(devpart, src, sector, num_sectors);
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}
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return rc;
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@ -65,6 +65,9 @@ typedef struct device_partition_t {
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uint8_t __attribute__((aligned(16))) keys[DEVPART_KEY_MAX][DEVPART_KEY_MAX_SIZE]; /* Key. */
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uint8_t __attribute__((aligned(16))) iv[DEVPART_IV_MAX_SIZE]; /* IV. */
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bool initialized;
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char *emu_file_path; /* Emulated device file path. */
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bool emu_use_file;
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} device_partition_t;
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int device_partition_read_data(device_partition_t *devpart, void *dst, uint64_t sector, uint64_t num_sectors);
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@ -114,7 +114,11 @@ int emudev_mount_device(const char *name, const device_partition_t *devpart, con
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strcpy(device->name, name);
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strcpy(device->root_path, name);
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strcat(device->root_path, ":/");
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strcpy(device->origin_path, origin_path);
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/* Copy the file path for file mode. */
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if (devpart->emu_use_file)
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strcpy(device->origin_path, origin_path);
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device->num_parts = 0;
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device->part_limit = 0;
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@ -100,17 +100,21 @@ static const uint8_t dev_pkc_modulus[0x100] = {
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0xD5, 0x52, 0xDA, 0xEC, 0x41, 0xA4, 0xAD, 0x7B, 0x36, 0x86, 0x18, 0xB4, 0x5B, 0xD1, 0x30, 0xBB
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};
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static int emunand_ini_handler(void *user, const char *section, const char *name, const char *value) {
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emunand_config_t *emunand_cfg = (emunand_config_t *)user;
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if (strcmp(section, "emunand") == 0) {
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if (strcmp(name, EMUNAND_ENABLED_KEY) == 0) {
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static int emummc_ini_handler(void *user, const char *section, const char *name, const char *value) {
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emummc_config_t *emummc_cfg = (emummc_config_t *)user;
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if (strcmp(section, "emummc") == 0) {
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if (strcmp(name, EMUMMC_ENABLED_KEY) == 0) {
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int tmp = 0;
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sscanf(value, "%d", &tmp);
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emunand_cfg->enabled = (tmp != 0);
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emummc_cfg->enabled = (tmp != 0);
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}
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if (strcmp(name, EMUNAND_PATH_KEY) == 0) {
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strncpy(emunand_cfg->path, value, sizeof(emunand_cfg->path) - 1);
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emunand_cfg->path[sizeof(emunand_cfg->path) - 1] = '\0';
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if (strcmp(name, EMUMMC_SECTOR_KEY) == 0) {
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uint64_t sector = 0;
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sscanf(value, "%llu", §or);
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emummc_cfg->sector = sector;
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} else if (strcmp(name, EMUMMC_PATH_KEY) == 0) {
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strncpy(emummc_cfg->path, value, sizeof(emummc_cfg->path) - 1);
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emummc_cfg->path[sizeof(emummc_cfg->path) - 1] = '\0';
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} else {
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return 0;
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}
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@ -204,59 +208,63 @@ static uint32_t nxboot_get_target_firmware(const void *package1loader) {
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}
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}
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static bool nxboot_configure_emunand() {
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emunand_config_t emunand_cfg = {.enabled = false, .path = ""};
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static bool nxboot_configure_emummc() {
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emummc_config_t emummc_cfg = {.enabled = false, .sector = -1, .path = ""};
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/* Load emunand settings from BCT.ini file. */
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if (ini_parse_string(get_loader_ctx()->bct0, emunand_ini_handler, &emunand_cfg) < 0) {
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/* Load emummc settings from BCT.ini file. */
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if (ini_parse_string(get_loader_ctx()->bct0, emummc_ini_handler, &emummc_cfg) < 0) {
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fatal_error("[NXBOOT] Failed to parse BCT.ini!\n");
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}
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if (emunand_cfg.enabled) {
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int num_parts = 0;
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uint64_t part_limit = 0;
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char emunand_boot0_path[0x300 + 1] = {0};
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char emunand_boot1_path[0x300 + 1] = {0};
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char emunand_rawnand_path[0x300 + 1] = {0};
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/* Check if the supplied path is valid. */
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if (!is_valid_folder(emunand_cfg.path)) {
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fatal_error("[NXBOOT] Failed to find EmuNAND folder!\n");
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}
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/* Prepare expected file paths. */
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snprintf(emunand_boot0_path, sizeof(emunand_boot0_path) - 1, "sdmc:/%s/%s", emunand_cfg.path, "boot0");
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snprintf(emunand_boot1_path, sizeof(emunand_boot1_path) - 1, "sdmc:/%s/%s", emunand_cfg.path, "boot1");
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/* Check if boot0 and boot1 image files are present. */
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if (!is_valid_file(emunand_boot0_path) || !is_valid_file(emunand_boot1_path)) {
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fatal_error("[NXBOOT] Failed to find EmuNAND boot0/boot1 image files!\n");
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}
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/* Find raw image files (single or multi part). */
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for (int i = 0; i < 64; i++) {
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snprintf(emunand_rawnand_path, sizeof(emunand_rawnand_path) - 1, "sdmc:/%s/%02d", emunand_cfg.path, i);
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if (is_valid_file(emunand_rawnand_path)) {
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if (i == 0) {
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/* The size of the first file should tell us the part limit. */
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part_limit = get_file_size(emunand_rawnand_path);
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}
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num_parts++;
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if (emummc_cfg.enabled) {
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if (emummc_cfg.sector >= 0) {
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/* Mount emulated NAND from SD card partition. */
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if (nxfs_mount_emummc_partition(emummc_cfg.sector) < 0) {
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fatal_error("[NXBOOT] Failed to mount EmuMMC from SD card partition!\n");
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}
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}
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/* Check if at least one raw image file is present. */
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if ((num_parts == 0) || (part_limit == 0)) {
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fatal_error("[NXBOOT] Failed to find EmuNAND raw image files!\n");
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}
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} else if (is_valid_folder(emummc_cfg.path)) {
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int num_parts = 0;
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uint64_t part_limit = 0;
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char emummc_boot0_path[0x300 + 1] = {0};
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char emummc_boot1_path[0x300 + 1] = {0};
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char emummc_rawnand_path[0x300 + 1] = {0};
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/* Mount emulated NAND. */
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if (nxfs_mount_emu_emmc(emunand_cfg.path, num_parts, part_limit) < 0) {
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fatal_error("[NXBOOT] Failed to mount emulated eMMC!\n");
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/* Prepare expected file paths. */
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snprintf(emummc_boot0_path, sizeof(emummc_boot0_path) - 1, "sdmc:/%s/%s", emummc_cfg.path, "boot0");
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snprintf(emummc_boot1_path, sizeof(emummc_boot1_path) - 1, "sdmc:/%s/%s", emummc_cfg.path, "boot1");
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/* Check if boot0 and boot1 image files are present. */
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if (!is_valid_file(emummc_boot0_path) || !is_valid_file(emummc_boot1_path)) {
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fatal_error("[NXBOOT] Failed to find EmuMMC boot0/boot1 image files!\n");
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}
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/* Find raw image files (single or multi part). */
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for (int i = 0; i < 64; i++) {
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snprintf(emummc_rawnand_path, sizeof(emummc_rawnand_path) - 1, "sdmc:/%s/%02d", emummc_cfg.path, i);
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if (is_valid_file(emummc_rawnand_path)) {
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if (i == 0) {
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/* The size of the first file should tell us the part limit. */
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part_limit = get_file_size(emummc_rawnand_path);
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}
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num_parts++;
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}
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}
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/* Check if at least one raw image file is present. */
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if ((num_parts == 0) || (part_limit == 0)) {
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fatal_error("[NXBOOT] Failed to find EmuMMC raw image files!\n");
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}
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/* Mount emulated NAND from files. */
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if (nxfs_mount_emummc_file(emummc_cfg.path, num_parts, part_limit) < 0) {
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fatal_error("[NXBOOT] Failed to mount EmuMMC from files!\n");
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}
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} else {
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fatal_error("[NXBOOT] Invalid EmuMMC setting!\n");
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}
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}
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return emunand_cfg.enabled;
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return emummc_cfg.enabled;
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}
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static void nxboot_configure_exosphere(uint32_t target_firmware, unsigned int keygen_type) {
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@ -417,8 +425,8 @@ uint32_t nxboot_main(void) {
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FILE *boot0, *pk2file;
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void *exosphere_memaddr;
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/* Configure emunand or mount the real NAND. */
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if (!nxboot_configure_emunand()) {
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/* Configure emummc or mount the real NAND. */
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if (!nxboot_configure_emummc()) {
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if (nxfs_mount_emmc() < 0) {
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fatal_error("[NXBOOT] Failed to mount eMMC!\n");
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}
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@ -19,13 +19,15 @@
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#include "utils.h"
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#define EMUNAND_ENABLED_KEY "emunand_enabled"
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#define EMUNAND_PATH_KEY "emunand_path"
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#define EMUMMC_ENABLED_KEY "emummc_enabled"
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#define EMUMMC_SECTOR_KEY "emummc_sector"
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#define EMUMMC_PATH_KEY "emummc_path"
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typedef struct {
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bool enabled;
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uint64_t sector;
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char path[0x100];
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} emunand_config_t;
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} emummc_config_t;
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#define MAILBOX_NX_BOOTLOADER_BASE_100_620 0x40002E00
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#define MAILBOX_NX_BOOTLOADER_BASE_700 0x40000000
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@ -180,6 +180,36 @@ static void emummc_partition_finalize(device_partition_t *devpart) {
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}
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}
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static int emummc_partition_read(device_partition_t *devpart, void *dst, uint64_t sector, uint64_t num_sectors) {
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if (devpart->emu_use_file) {
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/* Read partition data using our backing file. */
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int rc = 0;
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FILE *emummc_file = fopen(devpart->emu_file_path, "rb");
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fseek(emummc_file, sector * devpart->sector_size, SEEK_CUR);
|
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rc = (fread(dst, devpart->sector_size, num_sectors, emummc_file) > 0) ? 0 : -1;
|
||||
fclose(emummc_file);
|
||||
return rc;
|
||||
} else {
|
||||
/* Read partition data directly from the SD card device. */
|
||||
return sdmmc_device_read(&g_sd_device, (uint32_t)(devpart->start_sector + sector), (uint32_t)num_sectors, dst) ? 0 : EIO;
|
||||
}
|
||||
}
|
||||
|
||||
static int emummc_partition_write(device_partition_t *devpart, const void *src, uint64_t sector, uint64_t num_sectors) {
|
||||
if (devpart->emu_use_file) {
|
||||
/* Write partition data using our backing file. */
|
||||
int rc = 0;
|
||||
FILE *emummc_file = fopen(devpart->emu_file_path, "wb");
|
||||
fseek(emummc_file, sector * devpart->sector_size, SEEK_CUR);
|
||||
rc = (fwrite(src, devpart->sector_size, num_sectors, emummc_file) > 0) ? 0 : -1;
|
||||
fclose(emummc_file);
|
||||
return rc;
|
||||
} else {
|
||||
/* Write partition data directly to the SD card device. */
|
||||
return sdmmc_device_write(&g_sd_device, (uint32_t)(devpart->start_sector + sector), (uint32_t)num_sectors, (void *)src) ? 0 : EIO;
|
||||
}
|
||||
}
|
||||
|
||||
static int nxfs_bis_crypto_decrypt(device_partition_t *devpart, uint64_t sector, uint64_t num_sectors) {
|
||||
unsigned int keyslot_a = 4; /* These keyslots are never used by exosphere, and should be safe. */
|
||||
unsigned int keyslot_b = 5;
|
||||
|
@ -232,8 +262,8 @@ static const device_partition_t g_emummc_devpart_template = {
|
|||
.sector_size = 512,
|
||||
.initializer = emummc_partition_initialize,
|
||||
.finalizer = emummc_partition_finalize,
|
||||
.reader = NULL,
|
||||
.writer = NULL,
|
||||
.reader = emummc_partition_read,
|
||||
.writer = emummc_partition_write,
|
||||
};
|
||||
|
||||
static int nxfs_mount_partition_gpt_callback(const efi_entry_t *entry, void *param, size_t entry_offset, FILE *disk) {
|
||||
|
@ -517,14 +547,101 @@ int nxfs_mount_emmc() {
|
|||
return rc;
|
||||
}
|
||||
|
||||
int nxfs_mount_emu_emmc(const char *emunand_path, int num_parts, uint64_t part_limit) {
|
||||
int nxfs_mount_emummc_partition(uint64_t emummc_start_sector) {
|
||||
device_partition_t model;
|
||||
int rc;
|
||||
FILE *rawnand;
|
||||
|
||||
/* Setup an emulation template for boot0. */
|
||||
model = g_emummc_devpart_template;
|
||||
model.start_sector = emummc_start_sector;
|
||||
model.num_sectors = 0x184000 / model.sector_size;
|
||||
model.emu_use_file = false;
|
||||
|
||||
/* Mount emulated boot0 device. */
|
||||
rc = emudev_mount_device("boot0", &model, NULL);
|
||||
|
||||
/* Failed to mount boot0 device. */
|
||||
if (rc == -1) {
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* Register emulated boot0 device. */
|
||||
rc = emudev_register_device("boot0");
|
||||
|
||||
/* Failed to register boot0 device. */
|
||||
if (rc == -1) {
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* Setup an emulation template for boot1. */
|
||||
model = g_emummc_devpart_template;
|
||||
model.start_sector = emummc_start_sector;
|
||||
model.num_sectors = 0x80000 / model.sector_size;
|
||||
model.emu_use_file = false;
|
||||
|
||||
/* Mount emulated boot1 device. */
|
||||
rc = emudev_mount_device("boot1", &model, NULL);
|
||||
|
||||
/* Failed to mount boot1. */
|
||||
if (rc == -1) {
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* Don't register emulated boot1 for now. */
|
||||
|
||||
/* Setup a template for raw NAND. */
|
||||
model = g_emummc_devpart_template;
|
||||
model.start_sector = emummc_start_sector;
|
||||
model.num_sectors = (256ull << 30) / model.sector_size;
|
||||
model.emu_use_file = false;
|
||||
|
||||
/* Mount emulated raw NAND device. */
|
||||
rc = emudev_mount_device("rawnand", &model, NULL);
|
||||
|
||||
/* Failed to mount raw NAND. */
|
||||
if (rc == -1) {
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* Register emulated raw NAND device. */
|
||||
rc = emudev_register_device("rawnand");
|
||||
|
||||
/* Failed to register raw NAND device. */
|
||||
if (rc == -1) {
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* Open emulated raw NAND device. */
|
||||
rawnand = fopen("rawnand:/", "rb");
|
||||
|
||||
/* Failed to open emulated raw NAND device. */
|
||||
if (rawnand == NULL) {
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* Iterate the GPT and mount each emulated raw NAND partition. */
|
||||
rc = gpt_iterate_through_emu_entries(rawnand, model.sector_size, nxfs_mount_emu_partition_gpt_callback, &model, NULL, false, 0, 0);
|
||||
|
||||
/* Close emulated raw NAND device. */
|
||||
fclose(rawnand);
|
||||
|
||||
/* All emulated devices are ready. */
|
||||
if (rc == 0) {
|
||||
g_emudev_ready = true;
|
||||
}
|
||||
|
||||
return rc;
|
||||
}
|
||||
|
||||
int nxfs_mount_emummc_file(const char *emummc_path, int num_parts, uint64_t part_limit) {
|
||||
device_partition_t model;
|
||||
int rc;
|
||||
FILE *rawnand;
|
||||
bool is_exfat;
|
||||
char emunand_boot0_path[0x300 + 1] = {0};
|
||||
char emunand_boot1_path[0x300 + 1] = {0};
|
||||
char emunand_rawnand_path[0x300 + 1] = {0};
|
||||
char emummc_boot0_path[0x300 + 1] = {0};
|
||||
char emummc_boot1_path[0x300 + 1] = {0};
|
||||
char emummc_rawnand_path[0x300 + 1] = {0};
|
||||
|
||||
/* Check if the SD card is EXFAT formatted. */
|
||||
rc = fsdev_is_exfat("sdmc");
|
||||
|
@ -538,7 +655,7 @@ int nxfs_mount_emu_emmc(const char *emunand_path, int num_parts, uint64_t part_l
|
|||
is_exfat = (rc == 1);
|
||||
|
||||
/* We want a folder with the archive bit set. */
|
||||
rc = fsdev_get_attr(emunand_path);
|
||||
rc = fsdev_get_attr(emummc_path);
|
||||
|
||||
/* Failed to get file DOS attributes. */
|
||||
if (rc == -1) {
|
||||
|
@ -553,7 +670,7 @@ int nxfs_mount_emu_emmc(const char *emunand_path, int num_parts, uint64_t part_l
|
|||
/* Check if the archive bit is not set. */
|
||||
if (!(rc & AM_ARC)) {
|
||||
/* Try to set the archive bit. */
|
||||
rc = fsdev_set_attr(emunand_path, AM_ARC, AM_ARC);
|
||||
rc = fsdev_set_attr(emummc_path, AM_ARC, AM_ARC);
|
||||
|
||||
/* Failed to set file DOS attributes. */
|
||||
if (rc == -1) {
|
||||
|
@ -565,12 +682,13 @@ int nxfs_mount_emu_emmc(const char *emunand_path, int num_parts, uint64_t part_l
|
|||
model = g_emummc_devpart_template;
|
||||
model.start_sector = 0;
|
||||
model.num_sectors = 0x184000 / model.sector_size;
|
||||
model.emu_use_file = true;
|
||||
|
||||
/* Prepare boot0 file path. */
|
||||
snprintf(emunand_boot0_path, sizeof(emunand_boot0_path) - 1, "sdmc:/%s/%s", emunand_path, "boot0");
|
||||
snprintf(emummc_boot0_path, sizeof(emummc_boot0_path) - 1, "sdmc:/%s/%s", emummc_path, "boot0");
|
||||
|
||||
/* Mount emulated boot0 device. */
|
||||
rc = emudev_mount_device("boot0", &model, emunand_boot0_path);
|
||||
rc = emudev_mount_device("boot0", &model, emummc_boot0_path);
|
||||
|
||||
/* Failed to mount boot0 device. */
|
||||
if (rc == -1) {
|
||||
|
@ -589,12 +707,13 @@ int nxfs_mount_emu_emmc(const char *emunand_path, int num_parts, uint64_t part_l
|
|||
model = g_emummc_devpart_template;
|
||||
model.start_sector = 0;
|
||||
model.num_sectors = 0x80000 / model.sector_size;
|
||||
model.emu_use_file = true;
|
||||
|
||||
/* Prepare boot1 file path. */
|
||||
snprintf(emunand_boot1_path, sizeof(emunand_boot1_path) - 1, "sdmc:/%s/%s", emunand_path, "boot1");
|
||||
snprintf(emummc_boot1_path, sizeof(emummc_boot1_path) - 1, "sdmc:/%s/%s", emummc_path, "boot1");
|
||||
|
||||
/* Mount emulated boot1 device. */
|
||||
rc = emudev_mount_device("boot1", &model, emunand_boot1_path);
|
||||
rc = emudev_mount_device("boot1", &model, emummc_boot1_path);
|
||||
|
||||
/* Failed to mount boot1. */
|
||||
if (rc == -1) {
|
||||
|
@ -607,15 +726,16 @@ int nxfs_mount_emu_emmc(const char *emunand_path, int num_parts, uint64_t part_l
|
|||
model = g_emummc_devpart_template;
|
||||
model.start_sector = 0;
|
||||
model.num_sectors = (256ull << 30) / model.sector_size;
|
||||
model.emu_use_file = true;
|
||||
|
||||
/* Prepare single raw NAND file path. */
|
||||
snprintf(emunand_rawnand_path, sizeof(emunand_rawnand_path) - 1, "sdmc:/%s/%02d", emunand_path, 0);
|
||||
snprintf(emummc_rawnand_path, sizeof(emummc_rawnand_path) - 1, "sdmc:/%s/%02d", emummc_path, 0);
|
||||
|
||||
/* Mount emulated raw NAND device from single or multiple parts. */
|
||||
if (!is_exfat) {
|
||||
rc = emudev_mount_device_multipart("rawnand", &model, emunand_path, num_parts, part_limit);
|
||||
rc = emudev_mount_device_multipart("rawnand", &model, emummc_path, num_parts, part_limit);
|
||||
} else {
|
||||
rc = emudev_mount_device("rawnand", &model, emunand_rawnand_path);
|
||||
rc = emudev_mount_device("rawnand", &model, emummc_rawnand_path);
|
||||
}
|
||||
|
||||
/* Failed to mount raw NAND. */
|
||||
|
@ -641,9 +761,9 @@ int nxfs_mount_emu_emmc(const char *emunand_path, int num_parts, uint64_t part_l
|
|||
|
||||
/* Iterate the GPT and mount each emulated raw NAND partition. */
|
||||
if (!is_exfat) {
|
||||
rc = gpt_iterate_through_emu_entries(rawnand, model.sector_size, nxfs_mount_emu_partition_gpt_callback, &model, emunand_path, true, num_parts, part_limit);
|
||||
rc = gpt_iterate_through_emu_entries(rawnand, model.sector_size, nxfs_mount_emu_partition_gpt_callback, &model, emummc_path, true, num_parts, part_limit);
|
||||
} else {
|
||||
rc = gpt_iterate_through_emu_entries(rawnand, model.sector_size, nxfs_mount_emu_partition_gpt_callback, &model, emunand_rawnand_path, false, num_parts, part_limit);
|
||||
rc = gpt_iterate_through_emu_entries(rawnand, model.sector_size, nxfs_mount_emu_partition_gpt_callback, &model, emummc_rawnand_path, false, 0, 0);
|
||||
}
|
||||
|
||||
/* Close emulated raw NAND device. */
|
||||
|
@ -681,7 +801,7 @@ int nxfs_unmount_emmc() {
|
|||
return rc;
|
||||
}
|
||||
|
||||
int nxfs_unmount_emu_emmc() {
|
||||
int nxfs_unmount_emummc() {
|
||||
int rc = 0;
|
||||
|
||||
/* Unmount all emulated devices. */
|
||||
|
@ -708,5 +828,5 @@ int nxfs_init() {
|
|||
}
|
||||
|
||||
int nxfs_end() {
|
||||
return ((nxfs_unmount_sd() || nxfs_unmount_emmc() || nxfs_unmount_emu_emmc()) ? -1 : 0);
|
||||
return ((nxfs_unmount_sd() || nxfs_unmount_emmc() || nxfs_unmount_emummc()) ? -1 : 0);
|
||||
}
|
||||
|
|
|
@ -26,9 +26,10 @@ int nxfs_end();
|
|||
|
||||
int nxfs_mount_sd();
|
||||
int nxfs_mount_emmc();
|
||||
int nxfs_mount_emu_emmc(const char *emunand_path, int num_parts, uint64_t part_limit);
|
||||
int nxfs_mount_emummc_partition(uint64_t emummc_start_sector);
|
||||
int nxfs_mount_emummc_file(const char *emummc_path, int num_parts, uint64_t part_limit);
|
||||
int nxfs_unmount_sd();
|
||||
int nxfs_unmount_emmc();
|
||||
int nxfs_unmount_emu_emmc();
|
||||
int nxfs_unmount_emummc();
|
||||
|
||||
#endif
|
||||
|
|
Loading…
Reference in a new issue