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rockbox/utils/imxtools/scsitools/scsitool.c
Amaury Pouly 84f1a0af3b imxtools/scsitools: tool can now write a firmware using SCSI 
Change-Id: Iac803d4b2d48319a1a32d1101f5041d20174c7a1
2013-12-24 12:39:58 +01:00

1199 lines
36 KiB
C
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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2012 Amaury Pouly
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <stdio.h>
#include <stdint.h>
#include <stdbool.h>
#include <stdlib.h>
#include <stddef.h>
#include <string.h>
#include <getopt.h>
#include <stdarg.h>
#include <ctype.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#ifndef _WIN32
#include <scsi/scsi.h>
#endif
#include <scsi/sg_lib.h>
#include <scsi/sg_pt.h>
#include "misc.h"
#include "stmp_scsi.h"
/* the windows port doesn't have scsi.h and GOOD */
#ifndef GOOD
#define GOOD 0x00
#endif
bool g_debug = false;
bool g_force = false;
int g_dev_fd = 0;
#define let_the_force_flow(x) do { if(!g_force) return x; } while(0)
#define continue_the_force(x) if(x) let_the_force_flow(x)
#define check_field(v_exp, v_have, str_ok, str_bad) \
if((v_exp) != (v_have)) \
{ cprintf(RED, str_bad); let_the_force_flow(__LINE__); } \
else { cprintf(RED, str_ok); }
#define errorf(...) do { cprintf(GREY, __VA_ARGS__); return __LINE__; } while(0)
#if 0
void *buffer_alloc(int sz)
{
#ifdef SG_LIB_MINGW
unsigned psz = getpagesize();
#else
unsigned psz = sysconf(_SC_PAGESIZE); /* was getpagesize() */
#endif
void *buffer = malloc(sz + psz);
return (void *)(((ptrdiff_t)(buffer + psz - 1)) & ~(psz - 1));
}
#else
void *buffer_alloc(int sz)
{
return malloc(sz);
}
#endif
static uint16_t fix_endian16be(uint16_t w)
{
return w << 8 | w >> 8;
}
static uint32_t fix_endian32be(uint32_t w)
{
return __builtin_bswap32(w);
}
static uint64_t fix_endian64be(uint64_t w)
{
return __builtin_bswap64(w);
}
static void print_hex(void *_buffer, int buffer_size)
{
uint8_t *buffer = _buffer;
for(int i = 0; i < buffer_size; i += 16)
{
for(int j = 0; j < 16; j++)
{
if(i + j < buffer_size)
cprintf(YELLOW, " %02x", buffer[i + j]);
else
cprintf(YELLOW, " ");
}
printf(" ");
for(int j = 0; j < 16; j++)
{
if(i + j < buffer_size)
cprintf(RED, "%c", isprint(buffer[i + j]) ? buffer[i + j] : '.');
else
cprintf(RED, " ");
}
printf("\n");
}
}
/* Do read */
#define DO_READ (1 << 1)
/* Do write */
#define DO_WRITE (1 << 2)
/* returns <0 on error and status otherwise */
int do_scsi(uint8_t *cdb, int cdb_size, unsigned flags, void *sense, int *sense_size, void *buffer, int *buf_size)
{
char error[256];
struct sg_pt_base *obj = construct_scsi_pt_obj();
if(obj == NULL)
{
cprintf(GREY, "construct_scsi_pt_obj failed\n");
return 1;
}
set_scsi_pt_cdb(obj, cdb, cdb_size);
if(sense)
set_scsi_pt_sense(obj, sense, *sense_size);
if(flags & DO_READ)
set_scsi_pt_data_in(obj, buffer, *buf_size);
if(flags & DO_WRITE)
set_scsi_pt_data_out(obj, buffer, *buf_size);
int ret = do_scsi_pt(obj, g_dev_fd, 1, 0);
switch(get_scsi_pt_result_category(obj))
{
case SCSI_PT_RESULT_SENSE:
case SCSI_PT_RESULT_GOOD:
ret = get_scsi_pt_status_response(obj);
break;
case SCSI_PT_RESULT_STATUS:
cprintf(GREY, "Status error: %d (", get_scsi_pt_status_response(obj));
sg_print_scsi_status(get_scsi_pt_status_response(obj));
printf(")\n");
break;
case SCSI_PT_RESULT_TRANSPORT_ERR:
cprintf(GREY, "Transport error: %s\n", get_scsi_pt_transport_err_str(obj, 256, error));
ret = -2;
break;
case SCSI_PT_RESULT_OS_ERR:
cprintf(GREY, "OS error: %s\n", get_scsi_pt_os_err_str(obj, 256, error));
ret = -3;
break;
default:
cprintf(GREY, "Unknown error\n");
break;
}
if(sense)
*sense_size = get_scsi_pt_sense_len(obj);
if(flags & (DO_WRITE | DO_READ))
*buf_size -= get_scsi_pt_resid(obj);
destruct_scsi_pt_obj(obj);
return ret;
}
int do_sense_analysis(int status, uint8_t *sense, int sense_size)
{
if(status != GOOD && g_debug)
{
cprintf_field("Status:", " "); fflush(stdout);
sg_print_scsi_status(status);
cprintf_field("\nSense:", " "); fflush(stdout);
sg_print_sense(NULL, sense, sense_size, 0);
}
if(status == GOOD)
return 0;
return status;
}
int stmp_inquiry(uint8_t *dev_type, char vendor[9], char product[17])
{
unsigned char buffer[36];
uint8_t cdb[10];
memset(cdb, 0, sizeof(cdb));
cdb[0] = 0x12;
cdb[4] = sizeof(buffer);
uint8_t sense[32];
int sense_size = sizeof(sense);
int buf_sz = sizeof(buffer);
int ret = do_scsi(cdb, sizeof(cdb), DO_READ, sense, &sense_size, buffer, &buf_sz);
if(ret < 0)
return ret;
ret = do_sense_analysis(ret, sense, sense_size);
if(ret)
return ret;
if(buf_sz != sizeof(buffer))
return -1;
*dev_type = buffer[0];
memcpy(vendor, buffer + 8, 8);
vendor[8] = 0;
memcpy(product, buffer + 16, 16);
product[16] = 0;
return 0;
}
static int stmp_get_protocol_version(struct scsi_stmp_protocol_version_t *ver)
{
uint8_t cdb[16];
memset(cdb, 0, sizeof(cdb));
cdb[0] = SCSI_STMP_READ;
cdb[1] = SCSI_STMP_CMD_GET_PROTOCOL_VERSION;
uint8_t sense[32];
int sense_size = sizeof(sense);
int buf_sz = sizeof(struct scsi_stmp_protocol_version_t);
int ret = do_scsi(cdb, sizeof(cdb), DO_READ, sense, &sense_size, ver, &buf_sz);
if(ret < 0)
return ret;
ret = do_sense_analysis(ret, sense, sense_size);
if(ret)
return ret;
if(buf_sz != sizeof(struct scsi_stmp_protocol_version_t))
return -1;
return 0;
}
static int stmp_get_chip_major_rev_id(struct scsi_stmp_chip_major_rev_id_t *ver)
{
uint8_t cdb[16];
memset(cdb, 0, sizeof(cdb));
cdb[0] = SCSI_STMP_READ;
cdb[1] = SCSI_STMP_CMD_GET_CHIP_MAJOR_REV_ID;
uint8_t sense[32];
int sense_size = sizeof(sense);
int buf_sz = sizeof(struct scsi_stmp_chip_major_rev_id_t);
int ret = do_scsi(cdb, sizeof(cdb), DO_READ, sense, &sense_size, ver, &buf_sz);
if(ret < 0)
return ret;
ret = do_sense_analysis(ret, sense, sense_size);
if(ret)
return ret;
if(buf_sz != sizeof(struct scsi_stmp_chip_major_rev_id_t))
return -1;
ver->rev = fix_endian16be(ver->rev);
return 0;
}
static int stmp_get_rom_rev_id(struct scsi_stmp_rom_rev_id_t *ver)
{
uint8_t cdb[16];
memset(cdb, 0, sizeof(cdb));
cdb[0] = SCSI_STMP_READ;
cdb[1] = SCSI_STMP_CMD_GET_ROM_REV_ID;
uint8_t sense[32];
int sense_size = sizeof(sense);
int buf_sz = sizeof(struct scsi_stmp_rom_rev_id_t);
int ret = do_scsi(cdb, sizeof(cdb), DO_READ, sense, &sense_size, ver, &buf_sz);
if(ret < 0)
return ret;
ret = do_sense_analysis(ret, sense, sense_size);
if(ret)
return ret;
if(buf_sz != sizeof(struct scsi_stmp_rom_rev_id_t))
return -1;
ver->rev = fix_endian16be(ver->rev);
return 0;
}
static int stmp_get_logical_media_info(uint8_t info, void *data, int *len)
{
uint8_t cdb[16];
memset(cdb, 0, sizeof(cdb));
cdb[0] = SCSI_STMP_READ;
cdb[1] = SCSI_STMP_CMD_GET_LOGICAL_MEDIA_INFO;
cdb[2] = info;
uint8_t sense[32];
int sense_size = sizeof(sense);
int ret = do_scsi(cdb, sizeof(cdb), DO_READ, sense, &sense_size, data, len);
if(ret < 0)
return ret;
return do_sense_analysis(ret, sense, sense_size);
}
static int stmp_get_logical_table(struct scsi_stmp_logical_table_t *table, int entry_count)
{
uint8_t cdb[16];
memset(cdb, 0, sizeof(cdb));
cdb[0] = SCSI_STMP_READ;
cdb[1] = SCSI_STMP_CMD_GET_LOGICAL_TABLE;
cdb[2] = entry_count;
uint8_t sense[32];
int sense_size = sizeof(sense);
int buf_sz = sizeof(struct scsi_stmp_logical_table_t) +
entry_count * sizeof(struct scsi_stmp_logical_table_entry_t);
int ret = do_scsi(cdb, sizeof(cdb), DO_READ, sense, &sense_size, table, &buf_sz);
if(ret < 0)
return ret;
ret = do_sense_analysis(ret, sense, sense_size);
if(ret)
return ret;
if((buf_sz - sizeof(struct scsi_stmp_logical_table_t)) % sizeof(struct scsi_stmp_logical_table_entry_t))
return -1;
table->count = fix_endian16be(table->count);
struct scsi_stmp_logical_table_entry_t *entry = (void *)(table + 1);
for(int i = 0; i < entry_count; i++)
entry[i].size = fix_endian64be(entry[i].size);
return 0;
}
static int stmp_get_logical_drive_info(uint8_t drive, uint8_t info, void *data, int *len)
{
uint8_t cdb[16];
memset(cdb, 0, sizeof(cdb));
cdb[0] = SCSI_STMP_READ;
cdb[1] = SCSI_STMP_CMD_GET_LOGICAL_DRIVE_INFO;
cdb[2] = drive;
cdb[3] = info;
uint8_t sense[32];
int sense_size = sizeof(sense);
int ret = do_scsi(cdb, sizeof(cdb), DO_READ, sense, &sense_size, data, len);
if(ret < 0)
return ret;
return do_sense_analysis(ret, sense, sense_size);
}
static int stmp_get_device_info(uint8_t info, void *data, int *len)
{
uint8_t cdb[16];
memset(cdb, 0, sizeof(cdb));
cdb[0] = SCSI_STMP_READ;
cdb[1] = SCSI_STMP_CMD_GET_DEVICE_INFO;
cdb[2] = info;
uint8_t sense[32];
int sense_size = sizeof(sense);
int ret = do_scsi(cdb, sizeof(cdb), DO_READ, sense, &sense_size, data, len);
if(ret < 0)
return ret;
return do_sense_analysis(ret, sense, sense_size);
}
static int stmp_get_serial_number(uint8_t info, void *data, int *len)
{
uint8_t cdb[16];
memset(cdb, 0, sizeof(cdb));
cdb[0] = SCSI_STMP_READ;
cdb[1] = SCSI_STMP_CMD_GET_CHIP_SERIAL_NUMBER;
cdb[2] = info;
uint8_t sense[32];
int sense_size = sizeof(sense);
int ret = do_scsi(cdb, sizeof(cdb), DO_READ, sense, &sense_size, data, len);
if(ret < 0)
return ret;
return do_sense_analysis(ret, sense, sense_size);
}
static int stmp_read_logical_drive_sectors(uint8_t drive, uint64_t address,
uint32_t count, void *buffer, int *buffer_size)
{
uint8_t cdb[16];
memset(cdb, 0, sizeof(cdb));
cdb[0] = SCSI_STMP_READ;
cdb[1] = SCSI_STMP_CMD_READ_LOGICAL_DRIVE_SECTOR;
cdb[2] = drive;
address = fix_endian64be(address);
memcpy(&cdb[3], &address, sizeof(address));
count = fix_endian32be(count);
memcpy(&cdb[11], &count, sizeof(count));
uint8_t sense[32];
int sense_size = sizeof(sense);
int ret = do_scsi(cdb, sizeof(cdb), DO_READ, sense, &sense_size, buffer, buffer_size);
if(ret < 0)
return ret;
return do_sense_analysis(ret, sense, sense_size);
}
static int stmp_write_logical_drive_sectors(uint8_t drive, uint64_t address,
uint32_t count, void *buffer, int *buffer_size)
{
uint8_t cdb[16];
memset(cdb, 0, sizeof(cdb));
cdb[0] = SCSI_STMP_WRITE;
cdb[1] = SCSI_STMP_CMD_WRITE_LOGICAL_DRIVE_SECTOR;
cdb[2] = drive;
address = fix_endian64be(address);
memcpy(&cdb[3], &address, sizeof(address));
count = fix_endian32be(count);
memcpy(&cdb[11], &count, sizeof(count));
uint8_t sense[32];
int sense_size = sizeof(sense);
int ret = do_scsi(cdb, sizeof(cdb), DO_WRITE, sense, &sense_size, buffer, buffer_size);
if(ret < 0)
return ret;
return do_sense_analysis(ret, sense, sense_size);
}
static const char *stmp_get_logical_media_type_string(uint32_t type)
{
switch(type)
{
case SCSI_STMP_MEDIA_TYPE_NAND: return "NAND";
case SCSI_STMP_MEDIA_TYPE_SDMMC: return "SD/MMC";
case SCSI_STMP_MEDIA_TYPE_HDD: return "HDD";
case SCSI_STMP_MEDIA_TYPE_RAM: return "RAM";
case SCSI_STMP_MEDIA_TYPE_iNAND: return "iNAND";
default: return "?";
}
}
static const char *stmp_get_logical_media_vendor_string(uint32_t type)
{
switch(type)
{
case SCSI_STMP_MEDIA_VENDOR_SAMSUNG: return "Samsung";
case SCSI_STMP_MEDIA_VENDOR_STMICRO: return "ST Micro";
case SCSI_STMP_MEDIA_VENDOR_HYNIX: return "Hynix";
case SCSI_STMP_MEDIA_VENDOR_MICRON: return "Micron";
case SCSI_STMP_MEDIA_VENDOR_TOSHIBA: return "Toshiba";
case SCSI_STMP_MEDIA_VENDOR_RENESAS: return "Renesas";
case SCSI_STMP_MEDIA_VENDOR_INTEL: return "Intel";
case SCSI_STMP_MEDIA_VENDOR_SANDISK: return "Sandisk";
default: return "?";
}
}
static const char *stmp_get_logical_drive_type_string(uint32_t type)
{
switch(type)
{
case SCSI_STMP_DRIVE_TYPE_DATA: return "Data";
case SCSI_STMP_DRIVE_TYPE_SYSTEM: return "System";
case SCSI_STMP_DRIVE_TYPE_HIDDEN: return "Hidden";
case SCSI_STMP_DRIVE_TYPE_UNKNOWN: return "Unknown";
default: return "?";
}
}
static const char *stmp_get_logical_drive_tag_string(uint8_t type)
{
switch(type)
{
case SCSI_STMP_DRIVE_TAG_STMPSYS_S: return "System";
case SCSI_STMP_DRIVE_TAG_HOSTLINK_S: return "Hostlink";
case SCSI_STMP_DRIVE_TAG_RESOURCE_BIN: return "Resource";
case SCSI_STMP_DRIVE_TAG_EXTRA_S: return "Extra";
case SCSI_STMP_DRIVE_TAG_RESOURCE1_BIN: return "Resource1";
case SCSI_STMP_DRIVE_TAG_OTGHOST_S: return "OTG";
case SCSI_STMP_DRIVE_TAG_HOSTRSC_BIN: return "Host Resource";
case SCSI_STMP_DRIVE_TAG_DATA: return "Data";
case SCSI_STMP_DRIVE_TAG_HIDDEN: return "Hidden";
case SCSI_STMP_DRIVE_TAG_BOOTMANAGER_S: return "Boot";
case SCSI_STMP_DRIVE_TAG_UPDATER_S: return "Updater";
default: return "?";
}
}
static const char *stmp_get_logical_media_state_string(uint8_t state)
{
switch(state)
{
case SCSI_STMP_MEDIA_STATE_UNKNOWN: return "Unknown";
case SCSI_STMP_MEDIA_STATE_ERASED: return "Erased";
case SCSI_STMP_MEDIA_STATE_ALLOCATED: return "Allocated";
default: return "?";
}
}
static const char *get_size_suffix(unsigned long long size)
{
int order = 0;
while(size >= 1024)
{
size /= 1024;
order++;
}
static const char *suffix[] = {"B", "KiB", "MiB", "GiB", "TiB"};
return suffix[order];
}
static float get_size_natural(unsigned long long size)
{
float res = size;
while(res >= 1024)
res /= 1024;
return res;
}
static int do_info(void)
{
cprintf(BLUE, "Information\n");
uint8_t dev_type;
char vendor[9];
char product[17];
int ret = stmp_inquiry(&dev_type, vendor, product);
if(ret)
{
cprintf(GREY, "Cannot get inquiry data: %d\n", ret);
}
else
{
cprintf_field(" Vendor: ", "%s\n", vendor);
cprintf_field(" Product: ", "%s\n", product);
}
struct scsi_stmp_protocol_version_t ver;
ret = stmp_get_protocol_version(&ver);
if(ret)
cprintf(GREY, "Cannot get protocol version: %d\n", ret);
else
cprintf_field(" Protocol: ", "%x.%x\n", ver.major, ver.minor);
do
{
union
{
uint8_t u8;
uint16_t u16;
uint32_t u32;
uint64_t u64;
uint8_t buf[1024];
}u;
cprintf(GREEN, " Device\n");
int len = 4;
ret = stmp_get_device_info(0, &u.u32, &len);
if(!ret && len == 4)
{
u.u32 = fix_endian32be(u.u32);
cprintf_field(" Info 0: ", "%lu", (unsigned long)u.u32);
}
len = 4;
ret = stmp_get_device_info(1, &u.u32, &len);
if(!ret && len == 4)
{
u.u32 = fix_endian32be(u.u32);
cprintf_field(" Info 1: ", "%lu", (unsigned long)u.u32);
}
len = 2;
ret = stmp_get_serial_number(0, &u.u16, &len);
if(!ret && len == 2)
{
u.u16 = fix_endian16be(u.u16);
len = MIN(u.u16, sizeof(u.buf));
ret = stmp_get_serial_number(1, u.buf, &len);
cprintf_field(" Serial Number:", " ");
print_hex(u.buf, len);
}
len = 2;
ret = stmp_get_logical_media_info(SCSI_STMP_MEDIA_INFO_NR_DRIVES, &u.u16, &len);
if(!ret && len == 2)
{
u.u16 = fix_endian16be(u.u16);
cprintf_field(" Number of Drives: ", "%d\n", u.u16);
}
len = 4;
ret = stmp_get_logical_media_info(SCSI_STMP_MEDIA_INFO_TYPE, &u.u32, &len);
if(!ret && len == 4)
{
u.u32 = fix_endian32be(u.u32);
cprintf_field(" Media Type: ", "%#x", u.u32);
cprintf(RED, " (%s)\n", stmp_get_logical_media_type_string(u.u32));
}
len = 1;
ret = stmp_get_logical_media_info(SCSI_STMP_MEDIA_INFO_IS_INITIALISED, &u.u8, &len);
if(!ret && len == 1)
cprintf_field(" Is Initialised: ", "%d\n", u.u8);
len = 1;
ret = stmp_get_logical_media_info(SCSI_STMP_MEDIA_INFO_STATE, &u.u8, &len);
if(!ret && len == 1)
cprintf_field(" State: ", "%s\n", stmp_get_logical_media_state_string(u.u8));
len = 1;
ret = stmp_get_logical_media_info(SCSI_STMP_MEDIA_INFO_IS_WRITE_PROTECTED, &u.u8, &len);
if(!ret && len == 1)
cprintf_field(" Is Write Protected: ", "%#x\n", u.u8);
len = 8;
ret = stmp_get_logical_media_info(SCSI_STMP_MEDIA_INFO_SIZE, &u.u64, &len);
if(!ret && len == 8)
{
u.u64 = fix_endian64be(u.u64);
cprintf_field(" Media Size: ", "%llu B (%.3f %s)\n", (unsigned long long)u.u64,
get_size_natural(u.u64), get_size_suffix(u.u64));
}
int serial_number_size = 0;
len = 4;
ret = stmp_get_logical_media_info(SCSI_STMP_MEDIA_INFO_SERIAL_NUMBER_SIZE, &u.u32, &len);
if(!ret && len == 4)
{
u.u32 = fix_endian32be(u.u32);
cprintf_field(" Serial Number Size: ", "%d\n", u.u32);
serial_number_size = u.u32;
}
len = serial_number_size;
ret = stmp_get_logical_media_info(SCSI_STMP_MEDIA_INFO_SERIAL_NUMBER, &u.buf, &len);
if(!ret && len != 0)
{
cprintf(GREEN, " Serial Number:");
print_hex(u.buf, len);
}
len = 1;
ret = stmp_get_logical_media_info(SCSI_STMP_MEDIA_INFO_IS_SYSTEM_MEDIA, &u.u8, &len);
if(!ret && len == 1)
cprintf_field(" Is System Media: ", "%d\n", u.u8);
len = 1;
ret = stmp_get_logical_media_info(SCSI_STMP_MEDIA_INFO_IS_MEDIA_PRESENT, &u.u8, &len);
if(!ret && len == 1)
cprintf_field(" Is Media Present: ", "%d\n", u.u8);
len = 4;
ret = stmp_get_logical_media_info(SCSI_STMP_MEDIA_INFO_VENDOR, &u.u32, &len);
if(!ret && len == 4)
{
u.u32 = fix_endian32be(u.u32);
cprintf_field(" Media Vendor: ", "%#x", u.u32);
cprintf(RED, " (%s)\n", stmp_get_logical_media_vendor_string(u.u32));
}
len = 8;
ret = stmp_get_logical_media_info(13, &u.u64, &len);
if(!ret && len == 8)
{
u.u64 = fix_endian64be(u.u64);
cprintf_field(" Logical Media Info (13): ", "%#llx\n", (unsigned long long)u.u64);
}
len = 4;
ret = stmp_get_logical_media_info(11, &u.u32, &len);
if(!ret && len == 4)
{
u.u32 = fix_endian32be(u.u32);
cprintf_field(" Logical Media Info (11): ", "%#x\n", u.u32);
}
len = 4;
ret = stmp_get_logical_media_info(14, &u.u32, &len);
if(!ret && len == 4)
{
u.u32 = fix_endian32be(u.u32);
cprintf_field(" Logical Media Info (14): ", "%#x\n", u.u32);
}
len = 4;
ret = stmp_get_logical_media_info(SCSI_STMP_MEDIA_INFO_ALLOC_UNIT_SIZE, &u.u32, &len);
if(!ret && len == 4)
{
u.u32 = fix_endian32be(u.u32);
cprintf_field(" Allocation Unit Size: ", "%d B\n", u.u32);
}
}while(0);
struct scsi_stmp_chip_major_rev_id_t chip_rev;
ret = stmp_get_chip_major_rev_id(&chip_rev);
if(ret)
cprintf(GREY, "Cannot get chip major revision id: %d\n", ret);
else
cprintf_field(" Chip Major Rev ID: ", "%x\n", chip_rev.rev);
struct scsi_stmp_rom_rev_id_t rom_rev;
ret = stmp_get_rom_rev_id(&rom_rev);
if(ret)
cprintf(GREY, "Cannot get rom revision id: %d\n", ret);
else
cprintf_field(" ROM Rev ID: ", "%x\n", rom_rev.rev);
struct
{
struct scsi_stmp_logical_table_t header;
struct scsi_stmp_logical_table_entry_t entry[20];
}__attribute__((packed)) table;
ret = stmp_get_logical_table(&table.header, sizeof(table.entry) / sizeof(table.entry[0]));
if(ret)
cprintf(GREY, "Cannot get logical table: %d\n", ret);
else
{
cprintf_field(" Logical Table: ", "%d entries\n", table.header.count);
for(int i = 0; i < table.header.count; i++)
{
cprintf(BLUE, " Drive ");
cprintf_field("No: ", "%2x", table.entry[i].drive_no);
cprintf_field(" Type: ", "%#x ", table.entry[i].type);
cprintf(RED, "(%s)", stmp_get_logical_drive_type_string(table.entry[i].type));
cprintf_field(" Tag: ", "%#x ", table.entry[i].tag);
cprintf(RED, "(%s)", stmp_get_logical_drive_tag_string(table.entry[i].tag));
unsigned long long size = table.entry[i].size;
int order = 0;
while(size >= 1024)
{
size /= 1024;
order++;
}
static const char *suffix[] = {"B", "KiB", "MiB", "GiB", "TiB"};
cprintf_field(" Size: ", "%llu %s", size, suffix[order]);
cprintf(OFF, "\n");
}
for(int i = 0; i < table.header.count; i++)
{
union
{
uint8_t u8;
uint16_t u16;
uint32_t u32;
uint64_t u64;
uint8_t buf[52];
}u;
uint8_t drive = table.entry[i].drive_no;
cprintf_field(" Drive ", "%02x\n", drive);
int len = 4;
ret = stmp_get_logical_drive_info(drive, SCSI_STMP_DRIVE_INFO_SECTOR_SIZE, &u.u32, &len);
if(!ret && len == 4)
{
u.u32 = fix_endian32be(u.u32);
cprintf_field(" Sector Size: ", "%lu B (%.3f %s)\n", (unsigned long)u.u32,
get_size_natural(u.u32), get_size_suffix(u.u32));
}
len = 4;
ret = stmp_get_logical_drive_info(drive, SCSI_STMP_DRIVe_INFO_ERASE_SIZE, &u.u32, &len);
if(!ret && len == 4)
{
u.u32 = fix_endian32be(u.u32);
cprintf_field(" Erase Size: ", "%lu B (%.3f %s)\n", (unsigned long)u.u32,
get_size_natural(u.u32), get_size_suffix(u.u32));
}
len = 8;
ret = stmp_get_logical_drive_info(drive, SCSI_STMP_DRIVE_INFO_SIZE, &u.u64, &len);
if(!ret && len == 8)
{
u.u64 = fix_endian64be(u.u64);
cprintf_field(" Total Size: ", "%llu B (%.3f %s)\n",
(unsigned long long)u.u64, get_size_natural(u.u32),
get_size_suffix(u.u32));
}
len = 4;
ret = stmp_get_logical_drive_info(drive, SCSI_STMP_DRIVE_INFO_SIZE_MEGA, &u.u32, &len);
if(!ret && len == 4)
{
u.u32 = fix_endian32be(u.u32);
cprintf_field(" Total Size (MB): ", "%lu MB\n", (unsigned long)u.u32);
}
len = 8;
ret = stmp_get_logical_drive_info(drive, SCSI_STMP_DRIVE_INFO_SECTOR_COUNT, &u.u64, &len);
if(!ret && len == 8)
{
u.u64 = fix_endian64be(u.u64);
cprintf_field(" Sector Count: ", "%llu\n", (unsigned long long)u.u64);
}
len = 4;
ret = stmp_get_logical_drive_info(drive,SCSI_STMP_DRIVE_INFO_TYPE, &u.u32, &len);
if(!ret && len == 4)
{
u.u32 = fix_endian32be(u.u32);
cprintf_field(" Type: ", "%#x", u.u32);
cprintf(RED, " (%s)\n", stmp_get_logical_drive_type_string(u.u32));
}
len = 1;
ret = stmp_get_logical_drive_info(drive, SCSI_STMP_DRIVE_INFO_TAG, &u.u8, &len);
if(!ret && len == 1)
{
cprintf_field(" Tag: ", "%#x", u.u8);
cprintf(RED, " (%s)\n", stmp_get_logical_drive_tag_string(u.u8));
}
len = 52;
ret = stmp_get_logical_drive_info(drive, SCSI_STMP_DRIVE_INFO_COMPONENT_VERSION, &u.buf, &len);
if(!ret && len != 0)
{
cprintf(GREEN, " Component Version:");
print_hex(u.buf, len);
}
len = 52;
ret = stmp_get_logical_drive_info(drive, SCSI_STMP_DRIVE_INFO_PROJECT_VERSION, &u.buf, &len);
if(!ret && len != 0)
{
cprintf(GREEN, " Project Version:");
print_hex(u.buf, len);
}
len = 1;
ret = stmp_get_logical_drive_info(drive, SCSI_STMP_DRIVE_INFO_IS_WRITE_PROTETED, &u.u8, &len);
if(!ret && len == 1)
{
cprintf_field(" Is Writed Protected: ", "%d\n", u.u8);
}
len = 2;
int serial_number_size = 0;
ret = stmp_get_logical_drive_info(drive, SCSI_STMP_DRIVE_INFO_SERIAL_NUMBER_SIZE, &u.u16, &len);
if(!ret && len == 2)
{
u.u16 = fix_endian16be(u.u16);
cprintf_field(" Serial Number Size: ", "%d\n", u.u16);
serial_number_size = u.u16;
}
len = serial_number_size;
ret = stmp_get_logical_drive_info(drive, SCSI_STMP_DRIVE_INFO_SERIAL_NUMBER, &u.buf, &len);
if(!ret && len != 0)
{
cprintf(GREEN, " Serial Number:");
print_hex(u.buf, len);
}
len = 1;
ret = stmp_get_logical_drive_info(drive, SCSI_STMP_DRIVE_INFO_MEDIA_PRESENT, &u.u8, &len);
if(!ret && len == 1)
{
cprintf_field(" Is Media Present: ", "%d\n", u.u8);
}
len = 1;
ret = stmp_get_logical_drive_info(drive, SCSI_STMP_DRIVE_INFO_MEDIA_CHANGE, &u.u8, &len);
if(!ret && len == 1)
{
cprintf_field(" Media Change: ", "%d\n", u.u8);
}
len = 4;
ret = stmp_get_logical_drive_info(drive, SCSI_STMP_DRIVE_INFO_SECTOR_ALLOCATION, &u.u32, &len);
if(!ret && len == 4)
{
u.u32 = fix_endian32be(u.u32);
cprintf_field(" Sector Allocation: ", "%lu\n", (unsigned long)u.u32);
}
}
}
return 0;
}
void do_extract(const char *file)
{
FILE *f = NULL;
cprintf(BLUE, "Extracting firmware...\n");
struct
{
struct scsi_stmp_logical_table_t header;
struct scsi_stmp_logical_table_entry_t entry[20];
}__attribute__((packed)) table;
int ret = stmp_get_logical_table(&table.header, sizeof(table.entry) / sizeof(table.entry[0]));
if(ret)
{
cprintf(GREY, "Cannot get logical table: %d\n", ret);
goto Lend;
}
int entry = 0;
while(entry < table.header.count)
if(table.entry[entry].type == SCSI_STMP_DRIVE_TYPE_SYSTEM &&
table.entry[entry].tag == SCSI_STMP_DRIVE_TAG_SYSTEM_BOOT)
break;
else
entry++;
if(entry == table.header.count)
{
cprintf(GREY, "Cannot find firmware partition\n");
goto Lend;
}
uint8_t drive_no = table.entry[entry].drive_no;
uint64_t drive_sz = table.entry[entry].size;
if(g_debug)
{
cprintf(RED, "* ");
cprintf_field("Drive: ", "%#x\n", drive_no);
cprintf(RED, "* ");
cprintf_field("Size: ", "%#llx\n", (unsigned long long)drive_sz);
}
int len = 4;
uint32_t sector_size;
ret = stmp_get_logical_drive_info(drive_no, SCSI_STMP_DRIVE_INFO_SECTOR_SIZE, &sector_size, &len);
if(ret || len != 4)
{
cprintf(GREY, "Cannot get sector size\n");
goto Lend;
}
sector_size = fix_endian32be(sector_size);
if(g_debug)
{
cprintf(RED, "* ");
cprintf_field("Sector size: ", "%lu\n", (unsigned long)sector_size);
}
uint8_t *sector = malloc(sector_size);
len = sector_size;
ret = stmp_read_logical_drive_sectors(drive_no, 0, 1, sector, &len);
if(ret || len != (int)sector_size)
{
cprintf(GREY, "Cannot read first sector\n");
return;
}
uint32_t fw_size = *(uint32_t *)(sector + 0x1c) * 16;
if(g_debug)
{
cprintf(RED, "* ");
cprintf_field("Firmware size: ", "%#x\n", fw_size);
}
f = fopen(file, "wb");
if(f == NULL)
{
cprintf(GREY, "Cannot open '%s' for writing: %m\n", file);
goto Lend;
}
for(int sec = 0; sec * sector_size < fw_size; sec++)
{
ret = stmp_read_logical_drive_sectors(drive_no, sec, 1, sector, &len);
if(ret || len != (int)sector_size)
{
cprintf(GREY, "Cannot read sector %d\n", sec);
goto Lend;
}
if(fwrite(sector, sector_size, 1, f) != 1)
{
cprintf(GREY, "Write failed: %m\n");
goto Lend;
}
}
cprintf(BLUE, "Done\n");
Lend:
if(f)
fclose(f);
}
void do_write(const char *file, int want_a_brick)
{
if(!want_a_brick)
{
cprintf(GREY, "Writing a new firmware is a dangerous operation that should be attempted\n");
cprintf(GREY, "if you know what you are doing. If you do, please add the --yes-i-want-a-brick\n");
cprintf(GREY, "option on the command line and do not complain if you end up with a brick ;)\n");
return;
}
FILE *f = NULL;
cprintf(BLUE, "Writing firmware...\n");
struct
{
struct scsi_stmp_logical_table_t header;
struct scsi_stmp_logical_table_entry_t entry[20];
}__attribute__((packed)) table;
int ret = stmp_get_logical_table(&table.header, sizeof(table.entry) / sizeof(table.entry[0]));
if(ret)
{
cprintf(GREY, "Cannot get logical table: %d\n", ret);
goto Lend;
}
int entry = 0;
while(entry < table.header.count)
if(table.entry[entry].type == SCSI_STMP_DRIVE_TYPE_SYSTEM &&
table.entry[entry].tag == SCSI_STMP_DRIVE_TAG_SYSTEM_BOOT)
break;
else
entry++;
if(entry == table.header.count)
{
cprintf(GREY, "Cannot find firmware partition\n");
goto Lend;
}
uint8_t drive_no = table.entry[entry].drive_no;
uint64_t drive_sz = table.entry[entry].size;
if(g_debug)
{
cprintf(RED, "* ");
cprintf_field("Drive: ", "%#x\n", drive_no);
cprintf(RED, "* ");
cprintf_field("Size: ", "%#llx\n", (unsigned long long)drive_sz);
}
int len = 4;
uint32_t sector_size;
ret = stmp_get_logical_drive_info(drive_no, SCSI_STMP_DRIVE_INFO_SECTOR_SIZE, &sector_size, &len);
if(ret || len != 4)
{
cprintf(GREY, "Cannot get sector size\n");
goto Lend;
}
sector_size = fix_endian32be(sector_size);
if(g_debug)
{
cprintf(RED, "* ");
cprintf_field("Sector size: ", "%lu\n", (unsigned long)sector_size);
}
uint8_t *sector = malloc(sector_size);
/* sanity check by reading first sector */
len = sector_size;
ret = stmp_read_logical_drive_sectors(drive_no, 0, 1, sector, &len);
if(ret || len != (int)sector_size)
{
cprintf(GREY, "Cannot read first sector\n");
return;
}
uint32_t sig = *(uint32_t *)(sector + 0x14);
if(sig != 0x504d5453)
{
cprintf(GREY, "There is something wrong: the first sector doesn't have the STMP signature. Bailing out...\n");
return;
}
f = fopen(file, "rb");
if(f == NULL)
{
cprintf(GREY, "Cannot open '%s' for writing: %m\n", file);
goto Lend;
}
fseek(f, 0, SEEK_END);
int fw_size = ftell(f);
fseek(f, 0, SEEK_SET);
if(g_debug)
{
cprintf(RED, "* ");
cprintf_field("Firmware size: ", "%#x\n", fw_size);
}
/* sanity check size */
if((uint64_t)fw_size > drive_sz)
{
cprintf(GREY, "You cannot write a firmware greater than the partition size.\n");
goto Lend;
}
for(int off = 0; off < fw_size; off += sector_size)
{
int sec = off / sector_size;
int xfer_len = MIN(fw_size - off, (int)sector_size);
if(fread(sector, xfer_len, 1, f) != 1)
{
cprintf(GREY, "Read failed: %m\n");
goto Lend;
}
/* NOTE transfer a whole sector even if incomplete, the device won't access
* partial sectors */
if(xfer_len < (int)sector_size)
memset(sector + xfer_len, 0, sector_size - xfer_len);
len = sector_size;
ret = stmp_write_logical_drive_sectors(drive_no, sec, 1, sector, &len);
if(ret || len != (int)sector_size)
{
cprintf(GREY, "Cannot write sector %d\n", sec);
goto Lend;
}
}
cprintf(BLUE, "Done\n");
Lend:
if(f)
fclose(f);
}
static void usage(void)
{
printf("Usage: scsitool [options] <dev>\n");
printf("Options:\n");
printf(" -f/--force Force to continue on errors\n");
printf(" -?/--help Display this message\n");
printf(" -d/--debug Display debug messages\n");
printf(" -c/--no-color Disable color output\n");
printf(" -x/--extract-fw <file> Extract firmware to file\n");
printf(" -w/--write-fw <file> Write firmware to device\n");
printf(" -i/--info Display device information\n");
printf(" --yes-i-want-a-brick Allow the tool to turn your device into a brick\n");
exit(1);
}
static int g_yes_i_want_a_brick = 0;
int main(int argc, char **argv)
{
if(argc == 1)
usage();
const char *extract_fw = NULL;
const char *write_fw = NULL;
bool info = false;
while(1)
{
static struct option long_options[] =
{
{"help", no_argument, 0, '?'},
{"debug", no_argument, 0, 'd'},
{"no-color", no_argument, 0, 'c'},
{"force", no_argument, 0, 'f'},
{"extract-fw", required_argument, 0, 'x'},
{"write-fw", required_argument, 0, 'w'},
{"info", no_argument, 0, 'i'},
{"yes-i-want-a-brick", no_argument, &g_yes_i_want_a_brick, 1},
{0, 0, 0, 0}
};
int c = getopt_long(argc, argv, "?dcfx:iw:", long_options, NULL);
if(c == -1)
break;
switch(c)
{
case 0:
continue;
case -1:
break;
case 'c':
enable_color(false);
break;
case 'd':
g_debug = true;
break;
case 'f':
g_force = true;
break;
case '?':
usage();
break;
case 'x':
extract_fw = optarg;
break;
case 'w':
write_fw = optarg;
break;
case 'i':
info = true;
break;
default:
abort();
}
}
if(argc - optind != 1)
{
usage();
return 1;
}
int ret = 0;
g_dev_fd = scsi_pt_open_device(argv[optind], false, true);
if(g_dev_fd < 0)
{
cprintf(GREY, "Cannot open device: %m\n");
ret = 1;
goto Lend;
}
if(extract_fw)
do_extract(extract_fw);
if(info)
do_info();
if(write_fw)
do_write(write_fw, g_yes_i_want_a_brick);
scsi_pt_close_device(g_dev_fd);
Lend:
color(OFF);
return ret;
}
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