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emunand: Use HOS archive style for rawnand parts

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This commit is contained in:
hexkyz
2019-04-28 18:22:32 +01:00
parent a9afbd2458
commit 0177b612f4
6 changed files with 59 additions and 7 deletions
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35
fusee/fusee-secondary/src/nxfs.c
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@@ -26,6 +26,8 @@
#include "utils.h"
#include "sdmmc/sdmmc.h"
#include "lib/fatfs/ff.h"
static bool g_ahb_redirect_enabled = false;
static bool g_sd_device_initialized = false;
static bool g_emmc_device_initialized = false;
@@ -154,6 +156,7 @@ static int mmc_partition_write(device_partition_t *devpart, const void *src, uin
}
static int emummc_partition_initialize(device_partition_t *devpart) {
/* Allocate the crypto work buffer. */
if ((devpart->read_cipher != NULL) || (devpart->write_cipher != NULL)) {
devpart->crypto_work_buffer = memalign(16, devpart->sector_size * 16);
if (devpart->crypto_work_buffer == NULL) {
@@ -166,11 +169,15 @@ static int emummc_partition_initialize(device_partition_t *devpart) {
devpart->crypto_work_buffer_num_sectors = 0;
}
devpart->initialized = true;
return 0;
}
static void emummc_partition_finalize(device_partition_t *devpart) {
free(devpart->crypto_work_buffer);
static void emummc_partition_finalize(device_partition_t *devpart) {
/* Free the crypto work buffer. */
if (devpart->crypto_work_buffer != NULL) {
free(devpart->crypto_work_buffer);
}
}
static int nxfs_bis_crypto_decrypt(device_partition_t *devpart, uint64_t sector, uint64_t num_sectors) {
@@ -566,6 +573,30 @@ int nxfs_mount_emu_emmc(const char *emunand_boot0_path, const char *emunand_boot
model.num_sectors = (256ull << 30) / model.sector_size;
if (!is_exfat) {
/* For multiple parts we want a folder with the archive bit set. */
rc = fsdev_get_attr(emunand_rawnand_base_path);
/* Failed to get file DOS attributes. */
if (rc == -1) {
return -1;
}
/* Our path is not a directory. */
if (!(rc & AM_DIR)) {
return -1;
}
/* Check if the archive bit is not set. */
if (!(rc & AM_ARC)) {
/* Try to set the archive bit. */
rc = fsdev_set_attr(emunand_rawnand_base_path, AM_ARC, AM_ARC);
/* Failed to set file DOS attributes. */
if (rc == -1) {
return -1;
}
}
/* Mount emulated raw NAND device from multiple parts. */
rc = emudev_mount_device_multipart("rawnand", &model, emunand_rawnand_base_path, num_parts, part_limit);