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hekate/bootloader/frontend/fe_emmc_tools.c
2018-12-17 02:31:00 +02:00

888 lines
24 KiB
C

/*
* Copyright (c) 2018 naehrwert
* Copyright (c) 2018 Rajko Stojadinovic
* Copyright (c) 2018 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <string.h>
#include <stdlib.h>
#include "fe_emmc_tools.h"
#include "../config/config.h"
#include "../gfx/gfx.h"
#include "../gfx/tui.h"
#include "../libs/fatfs/ff.h"
#include "../mem/heap.h"
#include "../sec/se.h"
#include "../storage/nx_emmc.h"
#include "../storage/sdmmc.h"
#include "../utils/btn.h"
#include "../utils/util.h"
extern sdmmc_t sd_sdmmc;
extern sdmmc_storage_t sd_storage;
extern FATFS sd_fs;
extern hekate_config h_cfg;
extern gfx_ctxt_t gfx_ctxt;
extern gfx_con_t gfx_con;
extern bool sd_mount();
extern void sd_unmount();
extern void emmcsn_path_impl(char *path, char *sub_dir, char *filename, sdmmc_storage_t *storage);
//TODO: Create more macros (info, header, debug, etc) with different colors and utilize them for consistency.
#define EPRINTF(text) gfx_printf(&gfx_con, "%k"text"%k\n", 0xFFFF0000, 0xFFCCCCCC)
#define EPRINTFARGS(text, args...) gfx_printf(&gfx_con, "%k"text"%k\n", 0xFFFF0000, args, 0xFFCCCCCC)
#define WPRINTF(text) gfx_printf(&gfx_con, "%k"text"%k\n", 0xFFFFDD00, 0xFFCCCCCC)
#define WPRINTFARGS(text, args...) gfx_printf(&gfx_con, "%k"text"%k\n", 0xFFFFDD00, args, 0xFFCCCCCC)
static int _dump_emmc_verify(sdmmc_storage_t *storage, u32 lba_curr, char *outFilename, emmc_part_t *part)
{
FIL fp;
u32 btn = 0;
u32 prevPct = 200;
int res = 0;
u8 hashEm[0x20];
u8 hashSd[0x20];
if (f_open(&fp, outFilename, FA_READ) == FR_OK)
{
u32 totalSectorsVer = (u32)((u64)f_size(&fp) >> (u64)9);
u32 numSectorsPerIter = 0;
if (totalSectorsVer > 0x200000)
numSectorsPerIter = 8192; //4MB Cache
else
numSectorsPerIter = 512; //256KB Cache
u8 *bufEm = (u8 *)calloc(numSectorsPerIter, NX_EMMC_BLOCKSIZE);
u8 *bufSd = (u8 *)calloc(numSectorsPerIter, NX_EMMC_BLOCKSIZE);
u32 pct = (u64)((u64)(lba_curr - part->lba_start) * 100u) / (u64)(part->lba_end - part->lba_start);
tui_pbar(&gfx_con, 0, gfx_con.y, pct, 0xFF96FF00, 0xFF155500);
u32 num = 0;
while (totalSectorsVer > 0)
{
num = MIN(totalSectorsVer, numSectorsPerIter);
if (!sdmmc_storage_read(storage, lba_curr, num, bufEm))
{
gfx_con.fntsz = 16;
EPRINTFARGS("\nFailed to read %d blocks (@LBA %08X),\nfrom eMMC!\n\nVerification failed..\n",
num, lba_curr);
free(bufEm);
free(bufSd);
f_close(&fp);
return 1;
}
if (f_read(&fp, bufSd, num << 9, NULL))
{
gfx_con.fntsz = 16;
EPRINTFARGS("\nFailed to read %d blocks (@LBA %08X),\nfrom sd card!\n\nVerification failed..\n", num, lba_curr);
free(bufEm);
free(bufSd);
f_close(&fp);
return 1;
}
switch (h_cfg.verification)
{
case 1:
res = memcmp32sparse((u32 *)bufEm, (u32 *)bufSd, num << 9);
break;
case 2:
default:
se_calc_sha256(&hashEm, bufEm, num << 9);
se_calc_sha256(&hashSd, bufSd, num << 9);
res = memcmp(hashEm, hashSd, 0x10);
break;
}
if (res)
{
gfx_con.fntsz = 16;
EPRINTFARGS("\nSD card and eMMC data (@LBA %08X),\ndo not match!\n\nVerification failed..\n", lba_curr);
free(bufEm);
free(bufSd);
f_close(&fp);
return 1;
}
pct = (u64)((u64)(lba_curr - part->lba_start) * 100u) / (u64)(part->lba_end - part->lba_start);
if (pct != prevPct)
{
tui_pbar(&gfx_con, 0, gfx_con.y, pct, 0xFF96FF00, 0xFF155500);
prevPct = pct;
}
lba_curr += num;
totalSectorsVer -= num;
btn = btn_wait_timeout(0, BTN_VOL_DOWN | BTN_VOL_UP);
if ((btn & BTN_VOL_DOWN) && (btn & BTN_VOL_UP))
{
gfx_con.fntsz = 16;
WPRINTF("\n\nThe verification was cancelled!");
EPRINTF("\nPress any key...\n");
msleep(1500);
free(bufEm);
free(bufSd);
f_close(&fp);
return 0;
}
}
free(bufEm);
free(bufSd);
f_close(&fp);
tui_pbar(&gfx_con, 0, gfx_con.y, pct, 0xFFCCCCCC, 0xFF555555);
return 0;
}
else
{
gfx_con.fntsz = 16;
EPRINTF("\nFile not found or could not be loaded.\n\nVerification failed..\n");
return 1;
}
}
static int _dump_emmc_part(char *sd_path, sdmmc_storage_t *storage, emmc_part_t *part)
{
static const u32 FAT32_FILESIZE_LIMIT = 0xFFFFFFFF;
static const u32 SECTORS_TO_MIB_COEFF = 11;
u32 multipartSplitSize = (1u << 31);
u32 totalSectors = part->lba_end - part->lba_start + 1;
u32 currPartIdx = 0;
u32 numSplitParts = 0;
u32 maxSplitParts = 0;
u32 btn = 0;
bool isSmallSdCard = false;
bool partialDumpInProgress = false;
int res = 0;
char *outFilename = sd_path;
u32 sdPathLen = strlen(sd_path);
FIL partialIdxFp;
char partialIdxFilename[12];
memcpy(partialIdxFilename, "partial.idx", 12);
gfx_con.fntsz = 8;
gfx_printf(&gfx_con, "\nSD Card free space: %d MiB, Total backup size %d MiB\n\n",
sd_fs.free_clst * sd_fs.csize >> SECTORS_TO_MIB_COEFF,
totalSectors >> SECTORS_TO_MIB_COEFF);
// 1GB parts for sd cards 8GB and less.
if ((sd_storage.csd.capacity >> (20 - sd_storage.csd.read_blkbits)) <= 8192)
multipartSplitSize = (1u << 30);
// Maximum parts fitting the free space available.
maxSplitParts = (sd_fs.free_clst * sd_fs.csize) / (multipartSplitSize / 512);
// Check if the USER partition or the RAW eMMC fits the sd card free space.
if (totalSectors > (sd_fs.free_clst * sd_fs.csize))
{
isSmallSdCard = true;
gfx_printf(&gfx_con, "%k\nSD card free space is smaller than total backup size.%k\n", 0xFFFFBA00, 0xFFCCCCCC);
if (!maxSplitParts)
{
gfx_con.fntsz = 16;
EPRINTF("Not enough free space for Partial Backup.");
return 0;
}
}
// Check if we are continuing a previous raw eMMC or USER partition backup in progress.
if (f_open(&partialIdxFp, partialIdxFilename, FA_READ) == FR_OK && totalSectors > (FAT32_FILESIZE_LIMIT / NX_EMMC_BLOCKSIZE))
{
gfx_printf(&gfx_con, "%kFound Partial Backup in progress. Continuing...%k\n\n", 0xFFAEFD14, 0xFFCCCCCC);
partialDumpInProgress = true;
// Force partial dumping, even if the card is larger.
isSmallSdCard = true;
f_read(&partialIdxFp, &currPartIdx, 4, NULL);
f_close(&partialIdxFp);
if (!maxSplitParts)
{
gfx_con.fntsz = 16;
EPRINTF("Not enough free space for Partial Backup.");
return 0;
}
// Increase maxSplitParts to accommodate previously backed up parts.
maxSplitParts += currPartIdx;
}
else if (isSmallSdCard)
gfx_printf(&gfx_con, "%kPartial Backup enabled (with %d MiB parts)...%k\n\n", 0xFFFFBA00, multipartSplitSize >> 20, 0xFFCCCCCC);
// Check if filesystem is FAT32 or the free space is smaller and backup in parts.
if (((sd_fs.fs_type != FS_EXFAT) && totalSectors > (FAT32_FILESIZE_LIMIT / NX_EMMC_BLOCKSIZE)) | isSmallSdCard)
{
u32 multipartSplitSectors = multipartSplitSize / NX_EMMC_BLOCKSIZE;
numSplitParts = (totalSectors + multipartSplitSectors - 1) / multipartSplitSectors;
outFilename[sdPathLen++] = '.';
if (!partialDumpInProgress)
{
outFilename[sdPathLen] = '0';
if (numSplitParts >= 10)
{
outFilename[sdPathLen + 1] = '0';
outFilename[sdPathLen + 2] = 0;
}
else
outFilename[sdPathLen + 1] = 0;
}
// Continue from where we left, if Partial Backup in progress.
else
{
if (numSplitParts >= 10 && currPartIdx < 10)
{
outFilename[sdPathLen] = '0';
itoa(currPartIdx, &outFilename[sdPathLen + 1], 10);
}
else
itoa(currPartIdx, &outFilename[sdPathLen], 10);
}
}
FIL fp;
gfx_con_getpos(&gfx_con, &gfx_con.savedx, &gfx_con.savedy);
if (!f_open(&fp, outFilename, FA_READ))
{
f_close(&fp);
gfx_con.fntsz = 16;
WPRINTF("An existing backup has been detected!");
WPRINTF("Press POWER to Continue.\nPress VOL to go to the menu.\n");
msleep(500);
if (!(btn_wait() & BTN_POWER))
return 0;
gfx_con.fntsz = 8;
gfx_clear_partial_grey(&gfx_ctxt, 0x1B, gfx_con.savedy, 48);
}
gfx_con_setpos(&gfx_con, gfx_con.savedx, gfx_con.savedy);
gfx_printf(&gfx_con, "Filename: %s\n\n", outFilename);
res = f_open(&fp, outFilename, FA_CREATE_ALWAYS | FA_WRITE);
if (res)
{
gfx_con.fntsz = 16;
EPRINTFARGS("Error (%d) creating file %s.\n", res, outFilename);
return 0;
}
u32 numSectorsPerIter = 0;
if (totalSectors > 0x200000)
numSectorsPerIter = 8192;
else
numSectorsPerIter = 512;
u8 *buf = (u8 *)calloc(numSectorsPerIter, NX_EMMC_BLOCKSIZE);
u32 lba_curr = part->lba_start;
u32 lbaStartPart = part->lba_start;
u32 bytesWritten = 0;
u32 prevPct = 200;
int retryCount = 0;
// Continue from where we left, if Partial Backup in progress.
if (partialDumpInProgress)
{
lba_curr += currPartIdx * (multipartSplitSize / NX_EMMC_BLOCKSIZE);
totalSectors -= currPartIdx * (multipartSplitSize / NX_EMMC_BLOCKSIZE);
lbaStartPart = lba_curr; // Update the start LBA for verification.
}
u64 totalSize = (u64)((u64)totalSectors << 9);
if (!isSmallSdCard && sd_fs.fs_type == FS_EXFAT)
f_lseek(&fp, totalSize);
else
f_lseek(&fp, MIN(totalSize, multipartSplitSize));
f_lseek(&fp, 0);
u32 num = 0;
u32 pct = 0;
while (totalSectors > 0)
{
if (numSplitParts != 0 && bytesWritten >= multipartSplitSize)
{
f_close(&fp);
memset(&fp, 0, sizeof(fp));
currPartIdx++;
if (h_cfg.verification)
{
// Verify part.
if (_dump_emmc_verify(storage, lbaStartPart, outFilename, part))
{
EPRINTF("\nPress any key and try again...\n");
free(buf);
return 0;
}
}
if (numSplitParts >= 10 && currPartIdx < 10)
{
outFilename[sdPathLen] = '0';
itoa(currPartIdx, &outFilename[sdPathLen + 1], 10);
}
else
itoa(currPartIdx, &outFilename[sdPathLen], 10);
// Always create partial.idx before next part, in case a fatal error occurs.
if (isSmallSdCard)
{
// Create partial backup index file.
if (f_open(&partialIdxFp, partialIdxFilename, FA_CREATE_ALWAYS | FA_WRITE) == FR_OK)
{
f_write(&partialIdxFp, &currPartIdx, 4, NULL);
f_close(&partialIdxFp);
}
else
{
gfx_con.fntsz = 16;
EPRINTF("\nError creating partial.idx file.\n");
free(buf);
return 0;
}
// More parts to backup that do not currently fit the sd card free space or fatal error.
if (currPartIdx >= maxSplitParts)
{
gfx_puts(&gfx_con, "\n\n1. Press any key to unmount SD Card.\n\
2. Remove SD Card and move files to free space.\n\
Don\'t move the partial.idx file!\n\
3. Re-insert SD Card.\n\
4. Select the SAME option again to continue.\n");
gfx_con.fntsz = 16;
free(buf);
return 1;
}
}
// Create next part.
gfx_con_setpos(&gfx_con, gfx_con.savedx, gfx_con.savedy);
gfx_printf(&gfx_con, "Filename: %s\n\n", outFilename);
lbaStartPart = lba_curr;
res = f_open(&fp, outFilename, FA_CREATE_ALWAYS | FA_WRITE);
if (res)
{
gfx_con.fntsz = 16;
EPRINTFARGS("Error (%d) creating file %s.\n", res, outFilename);
free(buf);
return 0;
}
bytesWritten = 0;
totalSize = (u64)((u64)totalSectors << 9);
f_lseek(&fp, MIN(totalSize, multipartSplitSize));
f_lseek(&fp, 0);
}
retryCount = 0;
num = MIN(totalSectors, numSectorsPerIter);
while (!sdmmc_storage_read(storage, lba_curr, num, buf))
{
EPRINTFARGS("Error reading %d blocks @ LBA %08X,\nfrom eMMC (try %d), retrying...",
num, lba_curr, ++retryCount);
msleep(150);
if (retryCount >= 3)
{
gfx_con.fntsz = 16;
EPRINTFARGS("\nFailed to read %d blocks @ LBA %08X\nfrom eMMC. Aborting..\n",
num, lba_curr);
EPRINTF("\nPress any key and try again...\n");
free(buf);
f_close(&fp);
f_unlink(outFilename);
return 0;
}
}
res = f_write(&fp, buf, NX_EMMC_BLOCKSIZE * num, NULL);
if (res)
{
gfx_con.fntsz = 16;
EPRINTFARGS("\nFatal error (%d) when writing to SD Card", res);
EPRINTF("\nPress any key and try again...\n");
free(buf);
f_close(&fp);
f_unlink(outFilename);
return 0;
}
pct = (u64)((u64)(lba_curr - part->lba_start) * 100u) / (u64)(part->lba_end - part->lba_start);
if (pct != prevPct)
{
tui_pbar(&gfx_con, 0, gfx_con.y, pct, 0xFFCCCCCC, 0xFF555555);
prevPct = pct;
}
lba_curr += num;
totalSectors -= num;
bytesWritten += num * NX_EMMC_BLOCKSIZE;
// Force a flush after a lot of data if not splitting.
if (numSplitParts == 0 && bytesWritten >= multipartSplitSize)
{
f_sync(&fp);
bytesWritten = 0;
}
btn = btn_wait_timeout(0, BTN_VOL_DOWN | BTN_VOL_UP);
if ((btn & BTN_VOL_DOWN) && (btn & BTN_VOL_UP))
{
gfx_con.fntsz = 16;
WPRINTF("\n\nThe backup was cancelled!");
EPRINTF("\nPress any key...\n");
msleep(1500);
free(buf);
f_close(&fp);
f_unlink(outFilename);
return 0;
}
}
tui_pbar(&gfx_con, 0, gfx_con.y, 100, 0xFFCCCCCC, 0xFF555555);
// Backup operation ended successfully.
free(buf);
f_close(&fp);
if (h_cfg.verification)
{
// Verify last part or single file backup.
if (_dump_emmc_verify(storage, lbaStartPart, outFilename, part))
{
EPRINTF("\nPress any key and try again...\n");
return 0;
}
else
tui_pbar(&gfx_con, 0, gfx_con.y, 100, 0xFF96FF00, 0xFF155500);
}
gfx_con.fntsz = 16;
// Remove partial backup index file if no fatal errors occurred.
if (isSmallSdCard)
{
f_unlink(partialIdxFilename);
gfx_printf(&gfx_con, "%k\n\nYou can now join the files\nand get the complete eMMC RAW GPP backup.", 0xFFCCCCCC);
}
gfx_puts(&gfx_con, "\n\n");
return 1;
}
typedef enum
{
PART_BOOT = (1 << 0),
PART_SYSTEM = (1 << 1),
PART_USER = (1 << 2),
PART_RAW = (1 << 3),
PART_GP_ALL = (1 << 7)
} emmcPartType_t;
static void _dump_emmc_selected(emmcPartType_t dumpType)
{
int res = 0;
u32 timer = 0;
gfx_clear_partial_grey(&gfx_ctxt, 0x1B, 0, 1256);
tui_sbar(&gfx_con, true);
gfx_con_setpos(&gfx_con, 0, 0);
if (!sd_mount())
goto out;
gfx_puts(&gfx_con, "Checking for available free space...\n\n");
// Get SD Card free space for Partial Backup.
f_getfree("", &sd_fs.free_clst, NULL);
sdmmc_storage_t storage;
sdmmc_t sdmmc;
if (!sdmmc_storage_init_mmc(&storage, &sdmmc, SDMMC_4, SDMMC_BUS_WIDTH_8, 4))
{
EPRINTF("Failed to init eMMC.");
goto out;
}
int i = 0;
char sdPath[80];
// Create Restore folders, if they do not exist.
emmcsn_path_impl(sdPath, "/restore", "", &storage);
emmcsn_path_impl(sdPath, "/restore/partitions", "", &storage);
timer = get_tmr_s();
if (dumpType & PART_BOOT)
{
const u32 BOOT_PART_SIZE = storage.ext_csd.boot_mult << 17;
emmc_part_t bootPart;
memset(&bootPart, 0, sizeof(bootPart));
bootPart.lba_start = 0;
bootPart.lba_end = (BOOT_PART_SIZE / NX_EMMC_BLOCKSIZE) - 1;
for (i = 0; i < 2; i++)
{
memcpy(bootPart.name, "BOOT", 5);
bootPart.name[4] = (u8)('0' + i);
bootPart.name[5] = 0;
gfx_printf(&gfx_con, "%k%02d: %s (%07X-%07X)%k\n", 0xFF00DDFF, i,
bootPart.name, bootPart.lba_start, bootPart.lba_end, 0xFFCCCCCC);
sdmmc_storage_set_mmc_partition(&storage, i + 1);
emmcsn_path_impl(sdPath, "", bootPart.name, &storage);
res = _dump_emmc_part(sdPath, &storage, &bootPart);
}
}
if ((dumpType & PART_SYSTEM) || (dumpType & PART_USER) || (dumpType & PART_RAW))
{
sdmmc_storage_set_mmc_partition(&storage, 0);
if ((dumpType & PART_SYSTEM) || (dumpType & PART_USER))
{
LIST_INIT(gpt);
nx_emmc_gpt_parse(&gpt, &storage);
LIST_FOREACH_ENTRY(emmc_part_t, part, &gpt, link)
{
if ((dumpType & PART_USER) == 0 && !strcmp(part->name, "USER"))
continue;
if ((dumpType & PART_SYSTEM) == 0 && strcmp(part->name, "USER"))
continue;
gfx_printf(&gfx_con, "%k%02d: %s (%07X-%07X)%k\n", 0xFF00DDFF, i++,
part->name, part->lba_start, part->lba_end, 0xFFCCCCCC);
emmcsn_path_impl(sdPath, "/partitions", part->name, &storage);
res = _dump_emmc_part(sdPath, &storage, part);
// If a part failed, don't continue.
if (!res)
break;
}
nx_emmc_gpt_free(&gpt);
}
if (dumpType & PART_RAW)
{
// Get GP partition size dynamically.
const u32 RAW_AREA_NUM_SECTORS = storage.sec_cnt;
emmc_part_t rawPart;
memset(&rawPart, 0, sizeof(rawPart));
rawPart.lba_start = 0;
rawPart.lba_end = RAW_AREA_NUM_SECTORS - 1;
strcpy(rawPart.name, "rawnand.bin");
{
gfx_printf(&gfx_con, "%k%02d: %s (%07X-%07X)%k\n", 0xFF00DDFF, i++,
rawPart.name, rawPart.lba_start, rawPart.lba_end, 0xFFCCCCCC);
emmcsn_path_impl(sdPath, "", rawPart.name, &storage);
res = _dump_emmc_part(sdPath, &storage, &rawPart);
}
}
}
gfx_putc(&gfx_con, '\n');
timer = get_tmr_s() - timer;
gfx_printf(&gfx_con, "Time taken: %dm %ds.\n", timer / 60, timer % 60);
sdmmc_storage_end(&storage);
if (res && h_cfg.verification)
gfx_printf(&gfx_con, "\n%kFinished and verified!%k\nPress any key...\n", 0xFF96FF00, 0xFFCCCCCC);
else if (res)
gfx_printf(&gfx_con, "\nFinished! Press any key...\n");
out:
sd_unmount();
btn_wait();
}
void dump_emmc_system() { _dump_emmc_selected(PART_SYSTEM); }
void dump_emmc_user() { _dump_emmc_selected(PART_USER); }
void dump_emmc_boot() { _dump_emmc_selected(PART_BOOT); }
void dump_emmc_rawnand() { _dump_emmc_selected(PART_RAW); }
static int _restore_emmc_part(char *sd_path, sdmmc_storage_t *storage, emmc_part_t *part)
{
static const u32 SECTORS_TO_MIB_COEFF = 11;
u32 totalSectors = part->lba_end - part->lba_start + 1;
u32 lbaStartPart = part->lba_start;
int res = 0;
char *outFilename = sd_path;
gfx_con.fntsz = 8;
FIL fp;
gfx_printf(&gfx_con, "\nFilename: %s\n", outFilename);
res = f_open(&fp, outFilename, FA_READ);
if (res)
{
if (res != FR_NO_FILE)
EPRINTFARGS("Error (%d) while opening backup. Continuing...\n", res);
else
WPRINTFARGS("Error (%d) file not found. Continuing...\n", res);
gfx_con.fntsz = 16;
return 0;
}
//TODO: Should we keep this check?
else if (((u32)((u64)f_size(&fp) >> (u64)9)) != totalSectors)
{
gfx_con.fntsz = 16;
EPRINTF("Size of the SD Card backup does not match,\neMMC's selected part size.\n");
f_close(&fp);
return 0;
}
else
gfx_printf(&gfx_con, "\nTotal restore size: %d MiB.\n\n", ((u32)((u64)f_size(&fp) >> (u64)9)) >> SECTORS_TO_MIB_COEFF);
u32 numSectorsPerIter = 0;
if (totalSectors > 0x200000)
numSectorsPerIter = 8192; //4MB Cache
else
numSectorsPerIter = 512; //256KB Cache
u8 *buf = (u8 *)calloc(numSectorsPerIter, NX_EMMC_BLOCKSIZE);
u32 lba_curr = part->lba_start;
u32 bytesWritten = 0;
u32 prevPct = 200;
int retryCount = 0;
u32 num = 0;
u32 pct = 0;
while (totalSectors > 0)
{
retryCount = 0;
num = MIN(totalSectors, numSectorsPerIter);
res = f_read(&fp, buf, NX_EMMC_BLOCKSIZE * num, NULL);
if (res)
{
gfx_con.fntsz = 16;
EPRINTFARGS("\nFatal error (%d) when reading from SD Card", res);
EPRINTF("\nYour device may be in an inoperative state!\n\nPress any key and try again now...\n");
free(buf);
f_close(&fp);
return 0;
}
while (!sdmmc_storage_write(storage, lba_curr, num, buf))
{
EPRINTFARGS("Error writing %d blocks @ LBA %08X\nto eMMC (try %d), retrying...",
num, lba_curr, ++retryCount);
msleep(150);
if (retryCount >= 3)
{
gfx_con.fntsz = 16;
EPRINTFARGS("\nFailed to write %d blocks @ LBA %08X\nfrom eMMC. Aborting..\n",
num, lba_curr);
EPRINTF("\nYour device may be in an inoperative state!\n\nPress any key and try again...\n");
free(buf);
f_close(&fp);
return 0;
}
}
pct = (u64)((u64)(lba_curr - part->lba_start) * 100u) / (u64)(part->lba_end - part->lba_start);
if (pct != prevPct)
{
tui_pbar(&gfx_con, 0, gfx_con.y, pct, 0xFFCCCCCC, 0xFF555555);
prevPct = pct;
}
lba_curr += num;
totalSectors -= num;
bytesWritten += num * NX_EMMC_BLOCKSIZE;
}
tui_pbar(&gfx_con, 0, gfx_con.y, 100, 0xFFCCCCCC, 0xFF555555);
// Restore operation ended successfully.
free(buf);
f_close(&fp);
if (h_cfg.verification)
{
// Verify restored data.
if (_dump_emmc_verify(storage, lbaStartPart, outFilename, part))
{
EPRINTF("\nPress any key and try again...\n");
return 0;
}
else
tui_pbar(&gfx_con, 0, gfx_con.y, 100, 0xFF96FF00, 0xFF155500);
}
gfx_con.fntsz = 16;
gfx_puts(&gfx_con, "\n\n");
return 1;
}
static void _restore_emmc_selected(emmcPartType_t restoreType)
{
int res = 0;
u32 timer = 0;
gfx_clear_partial_grey(&gfx_ctxt, 0x1B, 0, 1256);
tui_sbar(&gfx_con, true);
gfx_con_setpos(&gfx_con, 0, 0);
gfx_printf(&gfx_con, "%kThis is a dangerous operation\nand may render your device inoperative!\n\n", 0xFFFFDD00);
gfx_printf(&gfx_con, "Are you really sure?\n\n%k", 0xFFCCCCCC);
if ((restoreType & PART_BOOT) || (restoreType & PART_GP_ALL))
{
gfx_puts(&gfx_con, "The mode you selected will only restore\nthe ");
if (restoreType & PART_BOOT)
gfx_puts(&gfx_con, "boot ");
gfx_puts(&gfx_con, "partitions that it can find.\n");
gfx_puts(&gfx_con, "If it is not found, it will be skipped\nand continue with the next.\n\n");
}
gfx_con_getpos(&gfx_con, &gfx_con.savedx, &gfx_con.savedy);
u8 value = 10;
while (value > 0)
{
gfx_con_setpos(&gfx_con, gfx_con.savedx, gfx_con.savedy);
gfx_printf(&gfx_con, "%kWait... (%ds) %k", 0xFF888888, value, 0xFFCCCCCC);
msleep(1000);
value--;
}
gfx_con_setpos(&gfx_con, gfx_con.savedx, gfx_con.savedy);
gfx_puts(&gfx_con, "Press POWER to Continue.\nPress VOL to go to the menu.\n\n\n");
u32 btn = btn_wait();
if (!(btn & BTN_POWER))
goto out;
if (!sd_mount())
goto out;
sdmmc_storage_t storage;
sdmmc_t sdmmc;
if (!sdmmc_storage_init_mmc(&storage, &sdmmc, SDMMC_4, SDMMC_BUS_WIDTH_8, 4))
{
EPRINTF("Failed to init eMMC.");
goto out;
}
int i = 0;
char sdPath[80];
timer = get_tmr_s();
if (restoreType & PART_BOOT)
{
const u32 BOOT_PART_SIZE = storage.ext_csd.boot_mult << 17;
emmc_part_t bootPart;
memset(&bootPart, 0, sizeof(bootPart));
bootPart.lba_start = 0;
bootPart.lba_end = (BOOT_PART_SIZE / NX_EMMC_BLOCKSIZE) - 1;
for (i = 0; i < 2; i++)
{
memcpy(bootPart.name, "BOOT", 4);
bootPart.name[4] = (u8)('0' + i);
bootPart.name[5] = 0;
gfx_printf(&gfx_con, "%k%02d: %s (%07X-%07X)%k\n", 0xFF00DDFF, i,
bootPart.name, bootPart.lba_start, bootPart.lba_end, 0xFFCCCCCC);
sdmmc_storage_set_mmc_partition(&storage, i + 1);
emmcsn_path_impl(sdPath, "/restore", bootPart.name, &storage);
res = _restore_emmc_part(sdPath, &storage, &bootPart);
}
}
if (restoreType & PART_GP_ALL)
{
sdmmc_storage_set_mmc_partition(&storage, 0);
LIST_INIT(gpt);
nx_emmc_gpt_parse(&gpt, &storage);
LIST_FOREACH_ENTRY(emmc_part_t, part, &gpt, link)
{
gfx_printf(&gfx_con, "%k%02d: %s (%07X-%07X)%k\n", 0xFF00DDFF, i++,
part->name, part->lba_start, part->lba_end, 0xFFCCCCCC);
emmcsn_path_impl(sdPath, "/restore/partitions/", part->name, &storage);
res = _restore_emmc_part(sdPath, &storage, part);
}
nx_emmc_gpt_free(&gpt);
}
if (restoreType & PART_RAW)
{
// Get GP partition size dynamically.
const u32 RAW_AREA_NUM_SECTORS = storage.sec_cnt;
emmc_part_t rawPart;
memset(&rawPart, 0, sizeof(rawPart));
rawPart.lba_start = 0;
rawPart.lba_end = RAW_AREA_NUM_SECTORS - 1;
strcpy(rawPart.name, "rawnand.bin");
{
gfx_printf(&gfx_con, "%k%02d: %s (%07X-%07X)%k\n", 0xFF00DDFF, i++,
rawPart.name, rawPart.lba_start, rawPart.lba_end, 0xFFCCCCCC);
emmcsn_path_impl(sdPath, "/restore", rawPart.name, &storage);
res = _restore_emmc_part(sdPath, &storage, &rawPart);
}
}
gfx_putc(&gfx_con, '\n');
timer = get_tmr_s() - timer;
gfx_printf(&gfx_con, "Time taken: %dm %ds.\n", timer / 60, timer % 60);
sdmmc_storage_end(&storage);
if (res && h_cfg.verification)
gfx_printf(&gfx_con, "\n%kFinished and verified!%k\nPress any key...\n", 0xFF96FF00, 0xFFCCCCCC);
else if (res)
gfx_printf(&gfx_con, "\nFinished! Press any key...\n");
out:
sd_unmount();
btn_wait();
}
void restore_emmc_boot() { _restore_emmc_selected(PART_BOOT); }
void restore_emmc_rawnand() { _restore_emmc_selected(PART_RAW); }
void restore_emmc_gpp_parts() { _restore_emmc_selected(PART_GP_ALL); }