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Code Issues Releases Activity

[Backup] Add dump verification

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This commit is contained in:
Kostas Missos 2018-06-01 18:48:59 +03:00
parent 55d920bf00
commit 236ac03331
1 changed files with 105 additions and 5 deletions
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110
ipl/main.c
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@ -658,6 +658,85 @@ void power_off()
i2c_send_byte(I2C_5, 0x3C, MAX77620_REG_ONOFFCNFG1, MAX77620_ONOFFCNFG1_PWR_OFF);
}
int dump_emmc_verify(sdmmc_storage_t *storage, u32 lba_curr, char* outFilename, u32 NUM_SECTORS_PER_ITER, emmc_part_t *part)
{
FIL fp;
u32 prevPct = 200;
if (f_open(&fp, outFilename, FA_READ) == FR_OK)
{
u8 *bufEm = (u8 *)malloc(NX_EMMC_BLOCKSIZE * NUM_SECTORS_PER_ITER);
u8 *bufSd = (u8 *)malloc(NX_EMMC_BLOCKSIZE * NUM_SECTORS_PER_ITER);
u32 totalSectorsVer = (u32)(f_size(&fp) >> 9);
u32 lbaCurrVer = lba_curr - totalSectorsVer;
u32 pct = (u64)((u64)(lbaCurrVer - part->lba_start) * 100u) / (u64)(part->lba_end - part->lba_start);
tui_pbar(&gfx_con, 0, gfx_con.y, pct, 0xFF00FF96, 0xFF005515);
while (totalSectorsVer > 0)
{
u32 num = MIN(totalSectorsVer, NUM_SECTORS_PER_ITER);
if(!sdmmc_storage_read(storage, lbaCurrVer, num, bufEm))
{
gfx_con_setfontsz(&gfx_con, 16);
EPRINTFARGS("\nFailed to read %d blocks @ LBA %08X\nfrom eMMC. Aborting..\n",
num, lbaCurrVer);
free(bufEm);
free(bufSd);
f_close(&fp);
return 1;
}
if (!(f_read(&fp, bufSd, num, NULL) == FR_OK))
{
gfx_con_setfontsz(&gfx_con, 16);
EPRINTFARGS("\nFailed to read %d blocks from sd card.\nVerification failed..\n", num);
free(bufEm);
free(bufSd);
f_close(&fp);
return 1;
}
if(!memcmp(bufEm, bufSd, num << 9))
{
gfx_con_setfontsz(&gfx_con, 16);
EPRINTFARGS("\nVerification failed.\nVerification failed..\n", num);
free(bufEm);
free(bufSd);
f_close(&fp);
return 1;
}
pct = (u64)((u64)(lbaCurrVer - part->lba_start) * 100u) / (u64)(part->lba_end - part->lba_start);
if (pct != prevPct)
{
tui_pbar(&gfx_con, 0, gfx_con.y, pct, 0xFF00FF96, 0xFF005515);
prevPct = pct;
}
lbaCurrVer += num;
totalSectorsVer -= num;
}
free(bufEm);
free(bufSd);
f_close(&fp);
tui_pbar(&gfx_con, 0, gfx_con.y, pct, 0xFFCCCCCC, 0xFF555555);
return 0;
}
else
{
EPRINTF("\nFile not found or could not be loaded.\nVerification failed..\n");
gfx_con_setfontsz(&gfx_con, 16);
return 1;
}
}
int dump_emmc_part(char *sd_path, sdmmc_storage_t *storage, emmc_part_t *part)
{
static const u32 FAT32_FILESIZE_LIMIT = 0xFFFFFFFF;
@ -793,6 +872,15 @@ int dump_emmc_part(char *sd_path, sdmmc_storage_t *storage, emmc_part_t *part)
memset(&fp, 0, sizeof(fp));
currPartIdx++;
// Verify part
if (dump_emmc_verify(storage, lba_curr, outFilename, NUM_SECTORS_PER_ITER, part))
{
EPRINTF("\nPress any key and try again.\n");
free(buf);
return 0;
}
if (numSplitParts >= 10 && currPartIdx < 10)
{
outFilename[sdPathLen] = '0';
@ -875,7 +963,7 @@ int dump_emmc_part(char *sd_path, sdmmc_storage_t *storage, emmc_part_t *part)
u32 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);
tui_pbar(&gfx_con, 0, gfx_con.y, pct, 0xFFCCCCCC, 0xFF555555);
prevPct = pct;
}
@ -890,16 +978,28 @@ int dump_emmc_part(char *sd_path, sdmmc_storage_t *storage, emmc_part_t *part)
bytesWritten = 0;
}
}
tui_pbar(&gfx_con, 0, gfx_con.y, 100);
tui_pbar(&gfx_con, 0, gfx_con.y, 100, 0xFFCCCCCC, 0xFF555555);
out:;
// Dumping process ended successfully
free(buf);
f_close(&fp);
// Verify last part or single file dump
if (dump_emmc_verify(storage, lba_curr, outFilename, NUM_SECTORS_PER_ITER, part))
{
EPRINTF("\nPress any key and try again.\n");
free(buf);
return 0;
}
else
tui_pbar(&gfx_con, 0, gfx_con.y, 100, 0xFF00FF96, 0xFF005515);
// Remove partial dump index file if no fatal errors occurred.
if(isSmallSdCard)
{
f_unlink(partialIdxFilename);
gfx_printf(&gfx_con, "\n\nYou can now join the files and get the complete raw eMMC dump.");
gfx_printf(&gfx_con, "%k%K\n\nYou can now join the files and get the complete raw eMMC dump.", 0xFFCCCCCC, 0xFF1B1B1B);
}
gfx_puts(&gfx_con, "\n\n");
@ -1004,7 +1104,7 @@ static void dump_emmc_selected(dumpType_t dumpType)
gfx_printf(&gfx_con, "%kTime taken: %d seconds.%k\n", 0xFF00FF96, (get_tmr() - timer) / 1000000, 0xFFCCCCCC);
sdmmc_storage_end(&storage);
if (res)
gfx_puts(&gfx_con, "\nDone. Press any key.\n");
gfx_puts(&gfx_con, "\nFinished and verified!\nPress any key.\n");
out:;
btn_wait();