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hos: Add backup bootloader support

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This commit is contained in:
CTCaer
2020-08-15 12:30:18 +03:00
parent cd76d5ac09
commit 78c4e6510d
3 changed files with 82 additions and 26 deletions
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11
nyx/nyx_gui/frontend/gui_tools.c
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@@ -1105,8 +1105,13 @@ static lv_res_t _create_window_dump_pk12_tool(lv_obj_t *btn)
sdmmc_storage_set_mmc_partition(&storage, EMMC_BOOT0);
// Read package1.
static const u32 BOOTLOADER_SIZE = 0x40000;
static const u32 BOOTLOADER_MAIN_OFFSET = 0x100000;
static const u32 HOS_KEYBLOBS_OFFSET = 0x180000;
char *build_date = malloc(32);
sdmmc_storage_read(&storage, 0x100000 / NX_EMMC_BLOCKSIZE, 0x40000 / NX_EMMC_BLOCKSIZE, pkg1);
sdmmc_storage_read(&storage, BOOTLOADER_MAIN_OFFSET / NX_EMMC_BLOCKSIZE, BOOTLOADER_SIZE / NX_EMMC_BLOCKSIZE, pkg1);
const pkg1_id_t *pkg1_id = pkg1_identify(pkg1, build_date);
s_printf(txt_buf, "#00DDFF Found pkg1 ('%s')#\n\n", build_date);
@@ -1122,7 +1127,7 @@ static lv_res_t _create_window_dump_pk12_tool(lv_obj_t *btn)
manual_system_maintenance(true);
emmcsn_path_impl(path, "/pkg1", "pkg1_enc.bin", &storage);
if (sd_save_to_file(pkg1, 0x40000, path))
if (sd_save_to_file(pkg1, BOOTLOADER_SIZE, path))
goto out_free;
strcat(txt_buf, "\nEncrypted pkg1 dumped to pkg1_enc.bin");
@@ -1167,7 +1172,7 @@ static lv_res_t _create_window_dump_pk12_tool(lv_obj_t *btn)
// Read keyblob.
u8 *keyblob = (u8 *)calloc(NX_EMMC_BLOCKSIZE, 1);
sdmmc_storage_read(&storage, 0x180000 / NX_EMMC_BLOCKSIZE + kb, 1, keyblob);
sdmmc_storage_read(&storage, HOS_KEYBLOBS_OFFSET / NX_EMMC_BLOCKSIZE + kb, 1, keyblob);
// Decrypt.
hos_keygen(keyblob, kb, &tsec_ctxt);