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Code Issues Releases Activity

[Tools] dump_emmc_verify() :/

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With a working verify functions, the speed is 10.5 times slower.
(A 2.5 seconds operation takes now 28 minutes)

TODO: Find a faster way!
This commit is contained in:
Kostas Missos 2018-06-23 07:12:30 +03:00
parent bee8004b74
commit 532a9f9949
1 changed files with 28 additions and 19 deletions
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47
ipl/main.c
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@ -682,39 +682,46 @@ void power_off()
i2c_send_byte(I2C_5, 0x3C, MAX77620_REG_ONOFFCNFG1, MAX77620_ONOFFCNFG1_PWR_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) //TODO: Make it faster!!
int dump_emmc_verify(sdmmc_storage_t *storage, u32 lba_curr, char* outFilename, emmc_part_t *part)
{ {
FIL fp; FIL fp;
u32 prevPct = 200; u32 prevPct = 200;
if (f_open(&fp, outFilename, FA_READ) == FR_OK) 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 totalSectorsVer = (u32)(f_size(&fp) >> 9);
u32 lbaCurrVer = lba_curr - totalSectorsVer;
u32 numSectorsPerIter = 0;
if (totalSectorsVer > 0x200000)
numSectorsPerIter = 8192;
else
numSectorsPerIter = 512;
u32 pct = (u64)((u64)(lbaCurrVer - part->lba_start) * 100u) / (u64)(part->lba_end - part->lba_start); u8 *bufEm = (u8 *)malloc(NX_EMMC_BLOCKSIZE * numSectorsPerIter);
u8 *bufSd = (u8 *)malloc(NX_EMMC_BLOCKSIZE * numSectorsPerIter);
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); tui_pbar(&gfx_con, 0, gfx_con.y, pct, 0xFF96FF00, 0xFF155500);
u32 num = 0;
while (totalSectorsVer > 0) while (totalSectorsVer > 0)
{ {
u32 num = MIN(totalSectorsVer, NUM_SECTORS_PER_ITER); num = MIN(totalSectorsVer, numSectorsPerIter);
if(!sdmmc_storage_read(storage, lbaCurrVer, num, bufEm)) if(!sdmmc_storage_read(storage, lba_curr, num, bufEm))
{ {
EPRINTFARGS("\nFailed to read %d blocks @ LBA %08X\nfrom eMMC. Aborting..\n", EPRINTFARGS("\nFailed to read %d blocks (@LBA %08X),\nfrom eMMC!\n\nVerification failed..\n",
num, lbaCurrVer); num, lba_curr);
free(bufEm); free(bufEm);
free(bufSd); free(bufSd);
f_close(&fp); f_close(&fp);
return 1; return 1;
} }
if (!(f_read(&fp, bufSd, num, NULL) == FR_OK)) if (f_read(&fp, bufSd, num << 9, NULL) != FR_OK)
{ {
EPRINTFARGS("\nFailed to read %d blocks from sd card.\nVerification failed..\n", num); EPRINTFARGS("\nFailed to read %d blocks (@LBA %08X),\nfrom sd card!\n\nVerification failed..\n", num, lba_curr);
free(bufEm); free(bufEm);
free(bufSd); free(bufSd);
@ -722,9 +729,9 @@ int dump_emmc_verify(sdmmc_storage_t *storage, u32 lba_curr, char* outFilename,
return 1; return 1;
} }
if(!memcmp(bufEm, bufSd, num << 9)) if(memcmp(bufEm, bufSd, num << 9))
{ {
EPRINTFARGS("\nSD card and eMMC data do not match!\nVerification failed..\n", num); EPRINTFARGS("\nSD card and eMMC data (@LBA %08X),\ndo not match!\n\nVerification failed..\n", num, lba_curr);
free(bufEm); free(bufEm);
free(bufSd); free(bufSd);
@ -732,14 +739,14 @@ int dump_emmc_verify(sdmmc_storage_t *storage, u32 lba_curr, char* outFilename,
return 1; return 1;
} }
pct = (u64)((u64)(lbaCurrVer - part->lba_start) * 100u) / (u64)(part->lba_end - part->lba_start); pct = (u64)((u64)(lba_curr - part->lba_start) * 100u) / (u64)(part->lba_end - part->lba_start);
if (pct != prevPct) if (pct != prevPct)
{ {
tui_pbar(&gfx_con, 0, gfx_con.y, pct, 0xFF96FF00, 0xFF155500); tui_pbar(&gfx_con, 0, gfx_con.y, pct, 0xFF96FF00, 0xFF155500);
prevPct = pct; prevPct = pct;
} }
lbaCurrVer += num; lba_curr += num;
totalSectorsVer -= num; totalSectorsVer -= num;
} }
free(bufEm); free(bufEm);
@ -752,7 +759,7 @@ int dump_emmc_verify(sdmmc_storage_t *storage, u32 lba_curr, char* outFilename,
} }
else else
{ {
EPRINTF("\nFile not found or could not be loaded.\nVerification failed..\n"); EPRINTF("\nFile not found or could not be loaded.\n\nVerification failed..\n");
return 1; return 1;
} }
} }
@ -764,6 +771,7 @@ int dump_emmc_part(char *sd_path, sdmmc_storage_t *storage, emmc_part_t *part)
u32 multipartSplitSize = (1u << 31); u32 multipartSplitSize = (1u << 31);
u32 totalSectors = part->lba_end - part->lba_start + 1; u32 totalSectors = part->lba_end - part->lba_start + 1;
u32 lbaStartPart = part->lba_start;
u32 currPartIdx = 0; u32 currPartIdx = 0;
u32 numSplitParts = 0; u32 numSplitParts = 0;
u32 maxSplitParts = 0; u32 maxSplitParts = 0;
@ -898,7 +906,7 @@ int dump_emmc_part(char *sd_path, sdmmc_storage_t *storage, emmc_part_t *part)
currPartIdx++; currPartIdx++;
// Verify part. // Verify part.
if (dump_emmc_verify(storage, lba_curr, outFilename, numSectorsPerIter, part)) if (dump_emmc_verify(storage, lbaStartPart, outFilename, part))
{ {
EPRINTF("\nPress any key and try again...\n"); EPRINTF("\nPress any key and try again...\n");
@ -948,6 +956,7 @@ int dump_emmc_part(char *sd_path, sdmmc_storage_t *storage, emmc_part_t *part)
// Create next part. // Create next part.
gfx_con_setpos(&gfx_con, gfx_con.savedx, gfx_con.savedy); gfx_con_setpos(&gfx_con, gfx_con.savedx, gfx_con.savedy);
gfx_printf(&gfx_con, "Filename: %s\n\n", outFilename); gfx_printf(&gfx_con, "Filename: %s\n\n", outFilename);
lbaStartPart = lba_curr;
res = f_open(&fp, outFilename, FA_CREATE_ALWAYS | FA_WRITE) != FR_OK; res = f_open(&fp, outFilename, FA_CREATE_ALWAYS | FA_WRITE) != FR_OK;
if (res) if (res)
{ {
@ -1013,7 +1022,7 @@ int dump_emmc_part(char *sd_path, sdmmc_storage_t *storage, emmc_part_t *part)
f_close(&fp); f_close(&fp);
// Verify last part or single file backup. // Verify last part or single file backup.
if (dump_emmc_verify(storage, lba_curr, outFilename, numSectorsPerIter, part)) if (dump_emmc_verify(storage, lbaStartPart, outFilename, part))
{ {
EPRINTF("\nPress any key and try again...\n"); EPRINTF("\nPress any key and try again...\n");