2011-10-14 21:49:41 +02:00
|
|
|
/*
|
|
|
|
* ifdtool - dump Intel Firmware Descriptor information
|
|
|
|
*
|
|
|
|
* Copyright (C) 2011 The ChromiumOS Authors. All rights reserved.
|
|
|
|
*
|
|
|
|
* 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; version 2 of the License.
|
|
|
|
*
|
|
|
|
* This program is distributed in the hope that 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, write to the Free Software
|
|
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include <unistd.h>
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include <stdio.h>
|
|
|
|
#include <string.h>
|
|
|
|
#include <getopt.h>
|
|
|
|
#include <fcntl.h>
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include <sys/stat.h>
|
|
|
|
#include "ifdtool.h"
|
|
|
|
|
2014-02-28 14:54:41 +01:00
|
|
|
#define NUM_REGIONS 5
|
|
|
|
|
|
|
|
static const struct region_name region_names[NUM_REGIONS] = {
|
2014-02-26 19:30:13 +01:00
|
|
|
{ "Flash Descriptor", "fd" },
|
|
|
|
{ "BIOS", "bios" },
|
|
|
|
{ "Intel ME", "me" },
|
|
|
|
{ "GbE", "gbe" },
|
|
|
|
{ "Platform Data", "pd" }
|
|
|
|
};
|
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
static fdbar_t *find_fd(char *image, int size)
|
|
|
|
{
|
|
|
|
int i, found = 0;
|
|
|
|
|
|
|
|
/* Scan for FD signature */
|
|
|
|
for (i = 0; i < (size - 4); i += 4) {
|
|
|
|
if (*(uint32_t *) (image + i) == 0x0FF0A55A) {
|
|
|
|
found = 1;
|
|
|
|
break; // signature found.
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!found) {
|
|
|
|
printf("No Flash Descriptor found in this image\n");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
printf("Found Flash Descriptor signature at 0x%08x\n", i);
|
|
|
|
|
|
|
|
return (fdbar_t *) (image + i);
|
|
|
|
}
|
|
|
|
|
|
|
|
static region_t get_region(frba_t *frba, int region_type)
|
|
|
|
{
|
|
|
|
region_t region;
|
|
|
|
region.base = 0, region.limit = 0, region.size = 0;
|
|
|
|
|
|
|
|
switch (region_type) {
|
|
|
|
case 0:
|
|
|
|
region.base = (frba->flreg0 & 0x00000fff) << 12;
|
|
|
|
region.limit = ((frba->flreg0 & 0x0fff0000) >> 4) | 0xfff;
|
|
|
|
break;
|
|
|
|
case 1:
|
|
|
|
region.base = (frba->flreg1 & 0x00000fff) << 12;
|
|
|
|
region.limit = ((frba->flreg1 & 0x0fff0000) >> 4) | 0xfff;
|
|
|
|
break;
|
|
|
|
case 2:
|
|
|
|
region.base = (frba->flreg2 & 0x00000fff) << 12;
|
|
|
|
region.limit = ((frba->flreg2 & 0x0fff0000) >> 4) | 0xfff;
|
|
|
|
break;
|
|
|
|
case 3:
|
|
|
|
region.base = (frba->flreg3 & 0x00000fff) << 12;
|
|
|
|
region.limit = ((frba->flreg3 & 0x0fff0000) >> 4) | 0xfff;
|
|
|
|
break;
|
|
|
|
case 4:
|
|
|
|
region.base = (frba->flreg4 & 0x00000fff) << 12;
|
|
|
|
region.limit = ((frba->flreg4 & 0x0fff0000) >> 4) | 0xfff;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
fprintf(stderr, "Invalid region type.\n");
|
|
|
|
exit (EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
region.size = region.limit - region.base + 1;
|
2014-02-26 19:30:13 +01:00
|
|
|
if (region.size < 0)
|
|
|
|
region.size = 0;
|
2011-10-14 21:49:41 +02:00
|
|
|
|
|
|
|
return region;
|
|
|
|
}
|
|
|
|
|
2014-02-27 15:25:19 +01:00
|
|
|
static void set_region(frba_t *frba, int region_type, region_t region)
|
|
|
|
{
|
|
|
|
switch (region_type) {
|
|
|
|
case 0:
|
|
|
|
frba->flreg0 = (((region.limit >> 12) & 0x7fff) << 16)
|
|
|
|
| ((region.base >> 12) & 0x7fff);
|
|
|
|
break;
|
|
|
|
case 1:
|
|
|
|
frba->flreg1 = (((region.limit >> 12) & 0x7fff) << 16)
|
|
|
|
| ((region.base >> 12) & 0x7fff);
|
|
|
|
break;
|
|
|
|
case 2:
|
|
|
|
frba->flreg2 = (((region.limit >> 12) & 0x7fff) << 16)
|
|
|
|
| ((region.base >> 12) & 0x7fff);
|
|
|
|
break;
|
|
|
|
case 3:
|
|
|
|
frba->flreg3 = (((region.limit >> 12) & 0x7fff) << 16)
|
|
|
|
| ((region.base >> 12) & 0x7fff);
|
|
|
|
break;
|
|
|
|
case 4:
|
|
|
|
frba->flreg4 = (((region.limit >> 12) & 0x7fff) << 16)
|
|
|
|
| ((region.base >> 12) & 0x7fff);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
fprintf(stderr, "Invalid region type.\n");
|
|
|
|
exit (EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
static const char *region_name(int region_type)
|
|
|
|
{
|
2014-02-28 14:54:41 +01:00
|
|
|
if (region_type < 0 || region_type >= NUM_REGIONS) {
|
2014-02-26 19:30:13 +01:00
|
|
|
fprintf(stderr, "Invalid region type.\n");
|
|
|
|
exit (EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
return region_names[region_type].pretty;
|
|
|
|
}
|
2011-10-14 21:49:41 +02:00
|
|
|
|
2014-02-26 19:30:13 +01:00
|
|
|
static const char *region_name_short(int region_type)
|
|
|
|
{
|
2014-02-28 14:54:41 +01:00
|
|
|
if (region_type < 0 || region_type >= NUM_REGIONS) {
|
2011-10-14 21:49:41 +02:00
|
|
|
fprintf(stderr, "Invalid region type.\n");
|
|
|
|
exit (EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
2014-02-26 19:30:13 +01:00
|
|
|
return region_names[region_type].terse;
|
2011-10-14 21:49:41 +02:00
|
|
|
}
|
|
|
|
|
2014-02-27 15:25:19 +01:00
|
|
|
static int region_num(const char *name)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
2014-02-28 14:54:41 +01:00
|
|
|
for (i = 0; i < NUM_REGIONS; i++) {
|
2014-02-27 15:25:19 +01:00
|
|
|
if (strcasecmp(name, region_names[i].pretty) == 0)
|
|
|
|
return i;
|
|
|
|
if (strcasecmp(name, region_names[i].terse) == 0)
|
|
|
|
return i;
|
|
|
|
}
|
|
|
|
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
static const char *region_filename(int region_type)
|
|
|
|
{
|
2014-02-28 14:54:41 +01:00
|
|
|
static const char *region_filenames[NUM_REGIONS] = {
|
2011-10-14 21:49:41 +02:00
|
|
|
"flashregion_0_flashdescriptor.bin",
|
|
|
|
"flashregion_1_bios.bin",
|
|
|
|
"flashregion_2_intel_me.bin",
|
|
|
|
"flashregion_3_gbe.bin",
|
|
|
|
"flashregion_4_platform_data.bin"
|
|
|
|
};
|
|
|
|
|
2014-02-28 14:54:41 +01:00
|
|
|
if (region_type < 0 || region_type >= NUM_REGIONS) {
|
2011-10-14 21:49:41 +02:00
|
|
|
fprintf(stderr, "Invalid region type.\n");
|
|
|
|
exit (EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
return region_filenames[region_type];
|
|
|
|
}
|
|
|
|
|
2012-09-27 21:42:15 +02:00
|
|
|
static void dump_region(int num, frba_t *frba)
|
|
|
|
{
|
|
|
|
region_t region = get_region(frba, num);
|
|
|
|
printf(" Flash Region %d (%s): %08x - %08x %s\n",
|
|
|
|
num, region_name(num), region.base, region.limit,
|
|
|
|
region.size < 1 ? "(unused)" : "");
|
|
|
|
}
|
|
|
|
|
2014-02-26 19:30:13 +01:00
|
|
|
static void dump_region_layout(char *buf, size_t bufsize, int num, frba_t *frba)
|
|
|
|
{
|
|
|
|
region_t region = get_region(frba, num);
|
|
|
|
snprintf(buf, bufsize, "%08x:%08x %s\n",
|
|
|
|
region.base, region.limit, region_name_short(num));
|
|
|
|
}
|
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
static void dump_frba(frba_t * frba)
|
|
|
|
{
|
2012-09-27 21:42:15 +02:00
|
|
|
printf("Found Region Section\n");
|
2011-10-14 21:49:41 +02:00
|
|
|
printf("FLREG0: 0x%08x\n", frba->flreg0);
|
2012-09-27 21:42:15 +02:00
|
|
|
dump_region(0, frba);
|
2011-10-14 21:49:41 +02:00
|
|
|
printf("FLREG1: 0x%08x\n", frba->flreg1);
|
2012-09-27 21:42:15 +02:00
|
|
|
dump_region(1, frba);
|
2011-10-14 21:49:41 +02:00
|
|
|
printf("FLREG2: 0x%08x\n", frba->flreg2);
|
2012-09-27 21:42:15 +02:00
|
|
|
dump_region(2, frba);
|
2011-10-14 21:49:41 +02:00
|
|
|
printf("FLREG3: 0x%08x\n", frba->flreg3);
|
2012-09-27 21:42:15 +02:00
|
|
|
dump_region(3, frba);
|
2011-10-14 21:49:41 +02:00
|
|
|
printf("FLREG4: 0x%08x\n", frba->flreg4);
|
2012-09-27 21:42:15 +02:00
|
|
|
dump_region(4, frba);
|
2011-10-14 21:49:41 +02:00
|
|
|
}
|
|
|
|
|
2014-02-26 19:30:13 +01:00
|
|
|
static void dump_frba_layout(frba_t * frba, char *layout_fname)
|
|
|
|
{
|
|
|
|
char buf[LAYOUT_LINELEN];
|
|
|
|
size_t bufsize = LAYOUT_LINELEN;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
int layout_fd = open(layout_fname, O_WRONLY | O_CREAT | O_TRUNC,
|
|
|
|
S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
|
|
|
|
if (layout_fd == -1) {
|
|
|
|
perror("Could not open file");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
2014-02-28 14:54:41 +01:00
|
|
|
for (i = 0; i < NUM_REGIONS; i++) {
|
2014-02-26 19:30:13 +01:00
|
|
|
dump_region_layout(buf, bufsize, i, frba);
|
|
|
|
if (write(layout_fd, buf, strlen(buf)) < 0) {
|
|
|
|
perror("Could not write to file");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
close(layout_fd);
|
|
|
|
printf("Wrote layout to %s\n", layout_fname);
|
|
|
|
}
|
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
static void decode_spi_frequency(unsigned int freq)
|
|
|
|
{
|
|
|
|
switch (freq) {
|
|
|
|
case SPI_FREQUENCY_20MHZ:
|
|
|
|
printf("20MHz");
|
|
|
|
break;
|
|
|
|
case SPI_FREQUENCY_33MHZ:
|
|
|
|
printf("33MHz");
|
|
|
|
break;
|
|
|
|
case SPI_FREQUENCY_50MHZ:
|
|
|
|
printf("50MHz");
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
printf("unknown<%x>MHz", freq);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-05-12 00:53:43 +02:00
|
|
|
static void decode_component_density(unsigned int density)
|
|
|
|
{
|
|
|
|
switch (density) {
|
|
|
|
case COMPONENT_DENSITY_512KB:
|
|
|
|
printf("512KB");
|
|
|
|
break;
|
|
|
|
case COMPONENT_DENSITY_1MB:
|
|
|
|
printf("1MB");
|
|
|
|
break;
|
|
|
|
case COMPONENT_DENSITY_2MB:
|
|
|
|
printf("2MB");
|
|
|
|
break;
|
|
|
|
case COMPONENT_DENSITY_4MB:
|
|
|
|
printf("4MB");
|
|
|
|
break;
|
|
|
|
case COMPONENT_DENSITY_8MB:
|
|
|
|
printf("8MB");
|
|
|
|
break;
|
|
|
|
case COMPONENT_DENSITY_16MB:
|
|
|
|
printf("16MB");
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
printf("unknown<%x>MB", density);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
static void dump_fcba(fcba_t * fcba)
|
|
|
|
{
|
|
|
|
printf("\nFound Component Section\n");
|
|
|
|
printf("FLCOMP 0x%08x\n", fcba->flcomp);
|
2012-05-12 00:53:43 +02:00
|
|
|
printf(" Dual Output Fast Read Support: %ssupported\n",
|
|
|
|
(fcba->flcomp & (1 << 30))?"":"not ");
|
2011-10-14 21:49:41 +02:00
|
|
|
printf(" Read ID/Read Status Clock Frequency: ");
|
|
|
|
decode_spi_frequency((fcba->flcomp >> 27) & 7);
|
|
|
|
printf("\n Write/Erase Clock Frequency: ");
|
|
|
|
decode_spi_frequency((fcba->flcomp >> 24) & 7);
|
|
|
|
printf("\n Fast Read Clock Frequency: ");
|
|
|
|
decode_spi_frequency((fcba->flcomp >> 21) & 7);
|
2012-05-12 00:53:43 +02:00
|
|
|
printf("\n Fast Read Support: %ssupported",
|
|
|
|
(fcba->flcomp & (1 << 20))?"":"not ");
|
|
|
|
printf("\n Read Clock Frequency: ");
|
|
|
|
decode_spi_frequency((fcba->flcomp >> 17) & 7);
|
|
|
|
printf("\n Component 2 Density: ");
|
|
|
|
decode_component_density((fcba->flcomp >> 3) & 7);
|
|
|
|
printf("\n Component 1 Density: ");
|
|
|
|
decode_component_density(fcba->flcomp & 7);
|
2011-10-14 21:49:41 +02:00
|
|
|
printf("\n");
|
|
|
|
printf("FLILL 0x%08x\n", fcba->flill);
|
2012-09-27 21:42:15 +02:00
|
|
|
printf(" Invalid Instruction 3: 0x%02x\n",
|
|
|
|
(fcba->flill >> 24) & 0xff);
|
|
|
|
printf(" Invalid Instruction 2: 0x%02x\n",
|
|
|
|
(fcba->flill >> 16) & 0xff);
|
|
|
|
printf(" Invalid Instruction 1: 0x%02x\n",
|
|
|
|
(fcba->flill >> 8) & 0xff);
|
|
|
|
printf(" Invalid Instruction 0: 0x%02x\n",
|
|
|
|
fcba->flill & 0xff);
|
|
|
|
printf("FLPB 0x%08x\n", fcba->flpb);
|
|
|
|
printf(" Flash Partition Boundary Address: 0x%06x\n\n",
|
|
|
|
(fcba->flpb & 0xfff) << 12);
|
2011-10-14 21:49:41 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static void dump_fpsba(fpsba_t * fpsba)
|
|
|
|
{
|
2012-09-27 02:33:39 +02:00
|
|
|
printf("Found PCH Strap Section\n");
|
2011-10-14 21:49:41 +02:00
|
|
|
printf("PCHSTRP0: 0x%08x\n", fpsba->pchstrp0);
|
|
|
|
printf("PCHSTRP1: 0x%08x\n", fpsba->pchstrp1);
|
|
|
|
printf("PCHSTRP2: 0x%08x\n", fpsba->pchstrp2);
|
|
|
|
printf("PCHSTRP3: 0x%08x\n", fpsba->pchstrp3);
|
|
|
|
printf("PCHSTRP4: 0x%08x\n", fpsba->pchstrp4);
|
|
|
|
printf("PCHSTRP5: 0x%08x\n", fpsba->pchstrp5);
|
|
|
|
printf("PCHSTRP6: 0x%08x\n", fpsba->pchstrp6);
|
|
|
|
printf("PCHSTRP7: 0x%08x\n", fpsba->pchstrp7);
|
|
|
|
printf("PCHSTRP8: 0x%08x\n", fpsba->pchstrp8);
|
|
|
|
printf("PCHSTRP9: 0x%08x\n", fpsba->pchstrp9);
|
|
|
|
printf("PCHSTRP10: 0x%08x\n", fpsba->pchstrp10);
|
|
|
|
printf("PCHSTRP11: 0x%08x\n", fpsba->pchstrp11);
|
|
|
|
printf("PCHSTRP12: 0x%08x\n", fpsba->pchstrp12);
|
|
|
|
printf("PCHSTRP13: 0x%08x\n", fpsba->pchstrp13);
|
|
|
|
printf("PCHSTRP14: 0x%08x\n", fpsba->pchstrp14);
|
2012-09-27 21:42:15 +02:00
|
|
|
printf("PCHSTRP15: 0x%08x\n", fpsba->pchstrp15);
|
|
|
|
printf("PCHSTRP16: 0x%08x\n", fpsba->pchstrp16);
|
|
|
|
printf("PCHSTRP17: 0x%08x\n\n", fpsba->pchstrp17);
|
2012-09-27 02:33:39 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static void decode_flmstr(uint32_t flmstr)
|
|
|
|
{
|
|
|
|
printf(" Platform Data Region Write Access: %s\n",
|
|
|
|
(flmstr & (1 << 28)) ? "enabled" : "disabled");
|
|
|
|
printf(" GbE Region Write Access: %s\n",
|
|
|
|
(flmstr & (1 << 27)) ? "enabled" : "disabled");
|
|
|
|
printf(" Intel ME Region Write Access: %s\n",
|
|
|
|
(flmstr & (1 << 26)) ? "enabled" : "disabled");
|
|
|
|
printf(" Host CPU/BIOS Region Write Access: %s\n",
|
|
|
|
(flmstr & (1 << 25)) ? "enabled" : "disabled");
|
|
|
|
printf(" Flash Descriptor Write Access: %s\n",
|
|
|
|
(flmstr & (1 << 24)) ? "enabled" : "disabled");
|
|
|
|
|
|
|
|
printf(" Platform Data Region Read Access: %s\n",
|
|
|
|
(flmstr & (1 << 20)) ? "enabled" : "disabled");
|
|
|
|
printf(" GbE Region Read Access: %s\n",
|
|
|
|
(flmstr & (1 << 19)) ? "enabled" : "disabled");
|
|
|
|
printf(" Intel ME Region Read Access: %s\n",
|
|
|
|
(flmstr & (1 << 18)) ? "enabled" : "disabled");
|
|
|
|
printf(" Host CPU/BIOS Region Read Access: %s\n",
|
|
|
|
(flmstr & (1 << 17)) ? "enabled" : "disabled");
|
|
|
|
printf(" Flash Descriptor Read Access: %s\n",
|
|
|
|
(flmstr & (1 << 16)) ? "enabled" : "disabled");
|
|
|
|
|
|
|
|
printf(" Requester ID: 0x%04x\n\n",
|
|
|
|
flmstr & 0xffff);
|
2011-10-14 21:49:41 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static void dump_fmba(fmba_t * fmba)
|
|
|
|
{
|
2012-09-27 02:33:39 +02:00
|
|
|
printf("Found Master Section\n");
|
|
|
|
printf("FLMSTR1: 0x%08x (Host CPU/BIOS)\n", fmba->flmstr1);
|
|
|
|
decode_flmstr(fmba->flmstr1);
|
|
|
|
printf("FLMSTR2: 0x%08x (Intel ME)\n", fmba->flmstr2);
|
|
|
|
decode_flmstr(fmba->flmstr2);
|
|
|
|
printf("FLMSTR3: 0x%08x (GbE)\n", fmba->flmstr3);
|
|
|
|
decode_flmstr(fmba->flmstr3);
|
2011-10-14 21:49:41 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static void dump_fmsba(fmsba_t * fmsba)
|
|
|
|
{
|
2012-09-27 02:33:39 +02:00
|
|
|
printf("Found Processor Strap Section\n");
|
2011-10-14 21:49:41 +02:00
|
|
|
printf("????: 0x%08x\n", fmsba->data[0]);
|
|
|
|
printf("????: 0x%08x\n", fmsba->data[1]);
|
|
|
|
printf("????: 0x%08x\n", fmsba->data[2]);
|
|
|
|
printf("????: 0x%08x\n", fmsba->data[3]);
|
|
|
|
}
|
|
|
|
|
2012-09-27 21:42:15 +02:00
|
|
|
static void dump_jid(uint32_t jid)
|
|
|
|
{
|
|
|
|
printf(" SPI Componend Device ID 1: 0x%02x\n",
|
|
|
|
(jid >> 16) & 0xff);
|
|
|
|
printf(" SPI Componend Device ID 0: 0x%02x\n",
|
|
|
|
(jid >> 8) & 0xff);
|
|
|
|
printf(" SPI Componend Vendor ID: 0x%02x\n",
|
|
|
|
jid & 0xff);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void dump_vscc(uint32_t vscc)
|
|
|
|
{
|
|
|
|
printf(" Lower Erase Opcode: 0x%02x\n",
|
|
|
|
vscc >> 24);
|
|
|
|
printf(" Lower Write Enable on Write Status: 0x%02x\n",
|
|
|
|
vscc & (1 << 20) ? 0x06 : 0x50);
|
|
|
|
printf(" Lower Write Status Required: %s\n",
|
|
|
|
vscc & (1 << 19) ? "Yes" : "No");
|
|
|
|
printf(" Lower Write Granularity: %d bytes\n",
|
|
|
|
vscc & (1 << 18) ? 64 : 1);
|
|
|
|
printf(" Lower Block / Sector Erase Size: ");
|
|
|
|
switch ((vscc >> 16) & 0x3) {
|
|
|
|
case 0:
|
|
|
|
printf("256 Byte\n");
|
|
|
|
break;
|
|
|
|
case 1:
|
|
|
|
printf("4KB\n");
|
|
|
|
break;
|
|
|
|
case 2:
|
|
|
|
printf("8KB\n");
|
|
|
|
break;
|
|
|
|
case 3:
|
|
|
|
printf("64KB\n");
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
printf(" Upper Erase Opcode: 0x%02x\n",
|
|
|
|
(vscc >> 8) & 0xff);
|
|
|
|
printf(" Upper Write Enable on Write Status: 0x%02x\n",
|
|
|
|
vscc & (1 << 4) ? 0x06 : 0x50);
|
|
|
|
printf(" Upper Write Status Required: %s\n",
|
|
|
|
vscc & (1 << 3) ? "Yes" : "No");
|
|
|
|
printf(" Upper Write Granularity: %d bytes\n",
|
|
|
|
vscc & (1 << 2) ? 64 : 1);
|
|
|
|
printf(" Upper Block / Sector Erase Size: ");
|
|
|
|
switch (vscc & 0x3) {
|
|
|
|
case 0:
|
|
|
|
printf("256 Byte\n");
|
|
|
|
break;
|
|
|
|
case 1:
|
|
|
|
printf("4KB\n");
|
|
|
|
break;
|
|
|
|
case 2:
|
|
|
|
printf("8KB\n");
|
|
|
|
break;
|
|
|
|
case 3:
|
|
|
|
printf("64KB\n");
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void dump_vtba(vtba_t *vtba, int vtl)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
int num = (vtl >> 1) < 8 ? (vtl >> 1) : 8;
|
|
|
|
|
|
|
|
printf("ME VSCC table:\n");
|
|
|
|
for (i = 0; i < num; i++) {
|
|
|
|
printf(" JID%d: 0x%08x\n", i, vtba->entry[i].jid);
|
|
|
|
dump_jid(vtba->entry[i].jid);
|
|
|
|
printf(" VSCC%d: 0x%08x\n", i, vtba->entry[i].vscc);
|
|
|
|
dump_vscc(vtba->entry[i].vscc);
|
|
|
|
}
|
|
|
|
printf("\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
static void dump_oem(uint8_t *oem)
|
|
|
|
{
|
|
|
|
int i, j;
|
|
|
|
printf("OEM Section:\n");
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
|
|
printf("%02x:", i << 4);
|
|
|
|
for (j = 0; j < 16; j++)
|
|
|
|
printf(" %02x", oem[(i<<4)+j]);
|
|
|
|
printf ("\n");
|
|
|
|
}
|
|
|
|
printf ("\n");
|
|
|
|
}
|
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
static void dump_fd(char *image, int size)
|
|
|
|
{
|
|
|
|
fdbar_t *fdb = find_fd(image, size);
|
|
|
|
if (!fdb)
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
|
|
|
|
printf("FLMAP0: 0x%08x\n", fdb->flmap0);
|
|
|
|
printf(" NR: %d\n", (fdb->flmap0 >> 24) & 7);
|
|
|
|
printf(" FRBA: 0x%x\n", ((fdb->flmap0 >> 16) & 0xff) << 4);
|
|
|
|
printf(" NC: %d\n", ((fdb->flmap0 >> 8) & 3) + 1);
|
|
|
|
printf(" FCBA: 0x%x\n", ((fdb->flmap0) & 0xff) << 4);
|
|
|
|
|
|
|
|
printf("FLMAP1: 0x%08x\n", fdb->flmap1);
|
|
|
|
printf(" ISL: 0x%02x\n", (fdb->flmap1 >> 24) & 0xff);
|
|
|
|
printf(" FPSBA: 0x%x\n", ((fdb->flmap1 >> 16) & 0xff) << 4);
|
|
|
|
printf(" NM: %d\n", (fdb->flmap1 >> 8) & 3);
|
|
|
|
printf(" FMBA: 0x%x\n", ((fdb->flmap1) & 0xff) << 4);
|
|
|
|
|
|
|
|
printf("FLMAP2: 0x%08x\n", fdb->flmap2);
|
|
|
|
printf(" PSL: 0x%04x\n", (fdb->flmap2 >> 8) & 0xffff);
|
|
|
|
printf(" FMSBA: 0x%x\n", ((fdb->flmap2) & 0xff) << 4);
|
|
|
|
|
|
|
|
printf("FLUMAP1: 0x%08x\n", fdb->flumap1);
|
2012-09-27 21:42:15 +02:00
|
|
|
printf(" Intel ME VSCC Table Length (VTL): %d\n",
|
|
|
|
(fdb->flumap1 >> 8) & 0xff);
|
|
|
|
printf(" Intel ME VSCC Table Base Address (VTBA): 0x%06x\n\n",
|
|
|
|
(fdb->flumap1 & 0xff) << 4);
|
|
|
|
dump_vtba((vtba_t *)
|
|
|
|
(image + ((fdb->flumap1 & 0xff) << 4)),
|
|
|
|
(fdb->flumap1 >> 8) & 0xff);
|
|
|
|
dump_oem((uint8_t *)image + 0xf00);
|
2011-10-14 21:49:41 +02:00
|
|
|
dump_frba((frba_t *)
|
|
|
|
(image + (((fdb->flmap0 >> 16) & 0xff) << 4)));
|
|
|
|
dump_fcba((fcba_t *) (image + (((fdb->flmap0) & 0xff) << 4)));
|
|
|
|
dump_fpsba((fpsba_t *)
|
|
|
|
(image + (((fdb->flmap1 >> 16) & 0xff) << 4)));
|
|
|
|
dump_fmba((fmba_t *) (image + (((fdb->flmap1) & 0xff) << 4)));
|
|
|
|
dump_fmsba((fmsba_t *) (image + (((fdb->flmap2) & 0xff) << 4)));
|
|
|
|
}
|
|
|
|
|
2014-02-26 19:30:13 +01:00
|
|
|
static void dump_layout(char *image, int size, char *layout_fname)
|
|
|
|
{
|
|
|
|
fdbar_t *fdb = find_fd(image, size);
|
|
|
|
if (!fdb)
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
|
|
|
|
dump_frba_layout((frba_t *)
|
|
|
|
(image + (((fdb->flmap0 >> 16) & 0xff) << 4)),
|
|
|
|
layout_fname);
|
|
|
|
}
|
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
static void write_regions(char *image, int size)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
|
|
|
fdbar_t *fdb = find_fd(image, size);
|
|
|
|
if (!fdb)
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
|
|
|
|
frba_t *frba =
|
|
|
|
(frba_t *) (image + (((fdb->flmap0 >> 16) & 0xff) << 4));
|
|
|
|
|
2014-02-28 14:54:41 +01:00
|
|
|
for (i = 0; i < NUM_REGIONS; i++) {
|
2011-10-14 21:49:41 +02:00
|
|
|
region_t region = get_region(frba, i);
|
2012-09-27 21:42:15 +02:00
|
|
|
dump_region(i, frba);
|
2011-10-14 21:49:41 +02:00
|
|
|
if (region.size > 0) {
|
|
|
|
int region_fd;
|
|
|
|
region_fd = open(region_filename(i),
|
|
|
|
O_WRONLY | O_CREAT | O_TRUNC,
|
|
|
|
S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
|
2014-08-03 12:18:45 +02:00
|
|
|
if (region_fd < 0) {
|
|
|
|
perror("Error while trying to open file");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
2011-10-14 21:49:41 +02:00
|
|
|
if (write(region_fd, image + region.base, region.size) != region.size)
|
2012-06-19 01:02:20 +02:00
|
|
|
perror("Error while writing");
|
2011-10-14 21:49:41 +02:00
|
|
|
close(region_fd);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void write_image(char *filename, char *image, int size)
|
|
|
|
{
|
|
|
|
char new_filename[FILENAME_MAX]; // allow long file names
|
|
|
|
int new_fd;
|
|
|
|
|
2014-08-03 12:14:25 +02:00
|
|
|
// - 5: leave room for ".new\0"
|
|
|
|
strncpy(new_filename, filename, FILENAME_MAX - 5);
|
2011-10-14 21:49:41 +02:00
|
|
|
strncat(new_filename, ".new", FILENAME_MAX - strlen(filename));
|
|
|
|
|
|
|
|
printf("Writing new image to %s\n", new_filename);
|
|
|
|
|
|
|
|
// Now write out new image
|
|
|
|
new_fd = open(new_filename,
|
|
|
|
O_WRONLY | O_CREAT | O_TRUNC,
|
|
|
|
S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
|
2014-08-03 12:18:45 +02:00
|
|
|
if (new_fd < 0) {
|
|
|
|
perror("Error while trying to open file");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
2011-10-14 21:49:41 +02:00
|
|
|
if (write(new_fd, image, size) != size)
|
2012-06-19 01:02:20 +02:00
|
|
|
perror("Error while writing");
|
2011-10-14 21:49:41 +02:00
|
|
|
close(new_fd);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void set_spi_frequency(char *filename, char *image, int size,
|
|
|
|
enum spi_frequency freq)
|
|
|
|
{
|
|
|
|
fdbar_t *fdb = find_fd(image, size);
|
|
|
|
fcba_t *fcba = (fcba_t *) (image + (((fdb->flmap0) & 0xff) << 4));
|
|
|
|
|
|
|
|
/* clear bits 21-29 */
|
|
|
|
fcba->flcomp &= ~0x3fe00000;
|
|
|
|
/* Read ID and Read Status Clock Frequency */
|
|
|
|
fcba->flcomp |= freq << 27;
|
|
|
|
/* Write and Erase Clock Frequency */
|
|
|
|
fcba->flcomp |= freq << 24;
|
|
|
|
/* Fast Read Clock Frequency */
|
|
|
|
fcba->flcomp |= freq << 21;
|
|
|
|
|
|
|
|
write_image(filename, image, size);
|
|
|
|
}
|
|
|
|
|
2012-05-12 00:53:43 +02:00
|
|
|
static void set_em100_mode(char *filename, char *image, int size)
|
|
|
|
{
|
|
|
|
fdbar_t *fdb = find_fd(image, size);
|
|
|
|
fcba_t *fcba = (fcba_t *) (image + (((fdb->flmap0) & 0xff) << 4));
|
|
|
|
|
|
|
|
fcba->flcomp &= ~(1 << 30);
|
|
|
|
set_spi_frequency(filename, image, size, SPI_FREQUENCY_20MHZ);
|
|
|
|
}
|
|
|
|
|
2012-09-27 02:33:39 +02:00
|
|
|
static void lock_descriptor(char *filename, char *image, int size)
|
|
|
|
{
|
|
|
|
fdbar_t *fdb = find_fd(image, size);
|
|
|
|
fmba_t *fmba = (fmba_t *) (image + (((fdb->flmap1) & 0xff) << 4));
|
|
|
|
/* TODO: Dynamically take Platform Data Region and GbE Region
|
|
|
|
* into regard.
|
|
|
|
*/
|
|
|
|
fmba->flmstr1 = 0x0a0b0000;
|
|
|
|
fmba->flmstr2 = 0x0c0d0000;
|
|
|
|
fmba->flmstr3 = 0x08080118;
|
|
|
|
|
|
|
|
write_image(filename, image, size);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void unlock_descriptor(char *filename, char *image, int size)
|
|
|
|
{
|
|
|
|
fdbar_t *fdb = find_fd(image, size);
|
|
|
|
fmba_t *fmba = (fmba_t *) (image + (((fdb->flmap1) & 0xff) << 4));
|
|
|
|
fmba->flmstr1 = 0xffff0000;
|
|
|
|
fmba->flmstr2 = 0xffff0000;
|
|
|
|
fmba->flmstr3 = 0x08080118;
|
|
|
|
|
|
|
|
write_image(filename, image, size);
|
|
|
|
}
|
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
void inject_region(char *filename, char *image, int size, int region_type,
|
|
|
|
char *region_fname)
|
|
|
|
{
|
|
|
|
fdbar_t *fdb = find_fd(image, size);
|
|
|
|
if (!fdb)
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
frba_t *frba =
|
|
|
|
(frba_t *) (image + (((fdb->flmap0 >> 16) & 0xff) << 4));
|
2011-10-31 20:56:45 +01:00
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
region_t region = get_region(frba, region_type);
|
|
|
|
if (region.size <= 0xfff) {
|
|
|
|
fprintf(stderr, "Region %s is disabled in target. Not injecting.\n",
|
|
|
|
region_name(region_type));
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
int region_fd = open(region_fname, O_RDONLY);
|
|
|
|
if (region_fd == -1) {
|
|
|
|
perror("Could not open file");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
struct stat buf;
|
|
|
|
if (fstat(region_fd, &buf) == -1) {
|
|
|
|
perror("Could not stat file");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
int region_size = buf.st_size;
|
|
|
|
|
|
|
|
printf("File %s is %d bytes\n", region_fname, region_size);
|
|
|
|
|
|
|
|
if ( (region_size > region.size) || ((region_type != 1) &&
|
2011-11-09 23:11:26 +01:00
|
|
|
(region_size > region.size))) {
|
2011-10-14 21:49:41 +02:00
|
|
|
fprintf(stderr, "Region %s is %d(0x%x) bytes. File is %d(0x%x)"
|
|
|
|
" bytes. Not injecting.\n",
|
|
|
|
region_name(region_type), region.size,
|
|
|
|
region.size, region_size, region_size);
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
int offset = 0;
|
|
|
|
if ((region_type == 1) && (region_size < region.size)) {
|
|
|
|
fprintf(stderr, "Region %s is %d(0x%x) bytes. File is %d(0x%x)"
|
|
|
|
" bytes. Padding before injecting.\n",
|
|
|
|
region_name(region_type), region.size,
|
|
|
|
region.size, region_size, region_size);
|
|
|
|
offset = region.size - region_size;
|
|
|
|
memset(image + region.base, 0xff, offset);
|
|
|
|
}
|
|
|
|
|
2012-09-25 22:30:48 +02:00
|
|
|
if (size < region.base + offset + region_size) {
|
|
|
|
fprintf(stderr, "Output file is too small. (%d < %d)\n",
|
|
|
|
size, region.base + offset + region_size);
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
if (read(region_fd, image + region.base + offset, region_size)
|
|
|
|
!= region_size) {
|
|
|
|
perror("Could not read file");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
close(region_fd);
|
|
|
|
|
|
|
|
printf("Adding %s as the %s section of %s\n",
|
|
|
|
region_fname, region_name(region_type), filename);
|
|
|
|
write_image(filename, image, size);
|
|
|
|
}
|
|
|
|
|
2014-02-27 15:25:19 +01:00
|
|
|
unsigned int next_pow2(unsigned int x)
|
|
|
|
{
|
|
|
|
unsigned int y = 1;
|
|
|
|
if (x == 0)
|
|
|
|
return 0;
|
|
|
|
while (y <= x)
|
|
|
|
y = y << 1;
|
|
|
|
|
|
|
|
return y;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Determine if two memory regions overlap.
|
|
|
|
*
|
|
|
|
* @param r1, r2 Memory regions to compare.
|
|
|
|
* @return 0 if the two regions are seperate
|
|
|
|
* @return 1 if the two regions overlap
|
|
|
|
*/
|
|
|
|
static int regions_collide(region_t r1, region_t r2)
|
|
|
|
{
|
|
|
|
if ((r1.size == 0) || (r2.size == 0))
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
if ( ((r1.base >= r2.base) && (r1.base <= r2.limit)) ||
|
|
|
|
((r1.limit >= r2.base) && (r1.limit <= r2.limit)) )
|
|
|
|
return 1;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
void new_layout(char *filename, char *image, int size, char *layout_fname)
|
|
|
|
{
|
|
|
|
FILE *romlayout;
|
|
|
|
char tempstr[256];
|
|
|
|
char layout_region_name[256];
|
|
|
|
int i, j;
|
|
|
|
int region_number;
|
2014-02-28 14:54:41 +01:00
|
|
|
region_t current_regions[NUM_REGIONS];
|
|
|
|
region_t new_regions[NUM_REGIONS];
|
2014-02-27 15:25:19 +01:00
|
|
|
int new_extent = 0;
|
|
|
|
char *new_image;
|
|
|
|
|
|
|
|
/* load current descriptor map and regions */
|
|
|
|
fdbar_t *fdb = find_fd(image, size);
|
|
|
|
if (!fdb)
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
|
|
|
|
frba_t *frba =
|
|
|
|
(frba_t *) (image + (((fdb->flmap0 >> 16) & 0xff) << 4));
|
|
|
|
|
2014-02-28 14:54:41 +01:00
|
|
|
for (i = 0; i < NUM_REGIONS; i++) {
|
2014-02-27 15:25:19 +01:00
|
|
|
current_regions[i] = get_region(frba, i);
|
|
|
|
new_regions[i] = get_region(frba, i);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* read new layout */
|
|
|
|
romlayout = fopen(layout_fname, "r");
|
|
|
|
|
|
|
|
if (!romlayout) {
|
|
|
|
perror("Could not read layout file.\n");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
while (!feof(romlayout)) {
|
|
|
|
char *tstr1, *tstr2;
|
|
|
|
|
2014-08-09 17:12:23 +02:00
|
|
|
if (2 != fscanf(romlayout, "%255s %255s\n", tempstr,
|
2014-02-27 15:25:19 +01:00
|
|
|
layout_region_name))
|
|
|
|
continue;
|
|
|
|
|
|
|
|
region_number = region_num(layout_region_name);
|
|
|
|
if (region_number < 0)
|
|
|
|
continue;
|
|
|
|
|
|
|
|
tstr1 = strtok(tempstr, ":");
|
|
|
|
tstr2 = strtok(NULL, ":");
|
|
|
|
if (!tstr1 || !tstr2) {
|
|
|
|
fprintf(stderr, "Could not parse layout file.\n");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
new_regions[region_number].base = strtol(tstr1,
|
|
|
|
(char **)NULL, 16);
|
|
|
|
new_regions[region_number].limit = strtol(tstr2,
|
|
|
|
(char **)NULL, 16);
|
|
|
|
new_regions[region_number].size =
|
|
|
|
new_regions[region_number].limit -
|
|
|
|
new_regions[region_number].base + 1;
|
|
|
|
|
|
|
|
if (new_regions[region_number].size < 0)
|
|
|
|
new_regions[region_number].size = 0;
|
|
|
|
}
|
|
|
|
fclose(romlayout);
|
|
|
|
|
|
|
|
/* check new layout */
|
2014-02-28 14:54:41 +01:00
|
|
|
for (i = 0; i < NUM_REGIONS; i++) {
|
2014-02-27 15:25:19 +01:00
|
|
|
if (new_regions[i].size == 0)
|
|
|
|
continue;
|
|
|
|
|
|
|
|
if (new_regions[i].size < current_regions[i].size) {
|
|
|
|
printf("DANGER: Region %s is shrinking.\n",
|
|
|
|
region_name(i));
|
|
|
|
printf(" The region will be truncated to fit.\n");
|
|
|
|
printf(" This may result in an unusable image.\n");
|
|
|
|
}
|
|
|
|
|
2014-02-28 14:54:41 +01:00
|
|
|
for (j = i + 1; j < NUM_REGIONS; j++) {
|
2014-02-27 15:25:19 +01:00
|
|
|
if (regions_collide(new_regions[i], new_regions[j])) {
|
|
|
|
fprintf(stderr, "Regions would overlap.\n");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* detect if the image size should grow */
|
|
|
|
if (new_extent < new_regions[i].limit)
|
|
|
|
new_extent = new_regions[i].limit;
|
|
|
|
}
|
|
|
|
|
|
|
|
new_extent = next_pow2(new_extent - 1);
|
|
|
|
if (new_extent != size) {
|
|
|
|
printf("The image has changed in size.\n");
|
|
|
|
printf("The old image is %d bytes.\n", size);
|
|
|
|
printf("The new image is %d bytes.\n", new_extent);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* copy regions to a new image */
|
|
|
|
new_image = malloc(new_extent);
|
|
|
|
memset(new_image, 0xff, new_extent);
|
2014-02-28 14:54:41 +01:00
|
|
|
for (i = 0; i < NUM_REGIONS; i++) {
|
2014-02-27 15:25:19 +01:00
|
|
|
int copy_size = new_regions[i].size;
|
|
|
|
int offset_current = 0, offset_new = 0;
|
|
|
|
region_t current = current_regions[i];
|
|
|
|
region_t new = new_regions[i];
|
|
|
|
|
|
|
|
if (new.size == 0)
|
|
|
|
continue;
|
|
|
|
|
|
|
|
if (new.size > current.size) {
|
|
|
|
/* copy from the end of the current region */
|
|
|
|
copy_size = current.size;
|
|
|
|
offset_new = new.size - current.size;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (new.size < current.size) {
|
|
|
|
/* copy to the end of the new region */
|
|
|
|
offset_current = current.size - new.size;
|
|
|
|
}
|
|
|
|
|
|
|
|
printf("Copy Descriptor %d (%s) (%d bytes)\n", i,
|
|
|
|
region_name(i), copy_size);
|
|
|
|
printf(" from %08x+%08x:%08x (%10d)\n", current.base,
|
|
|
|
offset_current, current.limit, current.size);
|
|
|
|
printf(" to %08x+%08x:%08x (%10d)\n", new.base,
|
|
|
|
offset_new, new.limit, new.size);
|
|
|
|
|
|
|
|
memcpy(new_image + new.base + offset_new,
|
|
|
|
image + current.base + offset_current,
|
|
|
|
copy_size);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* update new descriptor regions */
|
|
|
|
fdb = find_fd(new_image, new_extent);
|
|
|
|
if (!fdb)
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
|
|
|
|
frba = (frba_t *) (new_image + (((fdb->flmap0 >> 16) & 0xff) << 4));
|
2014-02-28 14:54:41 +01:00
|
|
|
for (i = 1; i < NUM_REGIONS; i++) {
|
2014-02-27 15:25:19 +01:00
|
|
|
set_region(frba, i, new_regions[i]);
|
|
|
|
}
|
|
|
|
|
|
|
|
write_image(filename, new_image, new_extent);
|
|
|
|
free(new_image);
|
|
|
|
}
|
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
static void print_version(void)
|
|
|
|
{
|
|
|
|
printf("ifdtool v%s -- ", IFDTOOL_VERSION);
|
|
|
|
printf("Copyright (C) 2011 Google Inc.\n\n");
|
|
|
|
printf
|
|
|
|
("This program is free software: you can redistribute it and/or modify\n"
|
|
|
|
"it under the terms of the GNU General Public License as published by\n"
|
|
|
|
"the Free Software Foundation, version 2 of the License.\n\n"
|
|
|
|
"This program is distributed in the hope that it will be useful,\n"
|
|
|
|
"but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
|
|
|
|
"MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
|
|
|
|
"GNU General Public License for more details.\n\n"
|
|
|
|
"You should have received a copy of the GNU General Public License\n"
|
|
|
|
"along with this program. If not, see <http://www.gnu.org/licenses/>.\n\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
static void print_usage(const char *name)
|
|
|
|
{
|
|
|
|
printf("usage: %s [-vhdix?] <filename>\n", name);
|
|
|
|
printf("\n"
|
|
|
|
" -d | --dump: dump intel firmware descriptor\n"
|
2014-02-26 19:30:13 +01:00
|
|
|
" -f | --layout <filename> dump regions into a flashrom layout file\n"
|
2011-10-14 21:49:41 +02:00
|
|
|
" -x | --extract: extract intel fd modules\n"
|
|
|
|
" -i | --inject <region>:<module> inject file <module> into region <region>\n"
|
2014-02-27 15:25:19 +01:00
|
|
|
" -n | --newlayout <filename> update regions using a flashrom layout file\n"
|
2011-10-14 21:49:41 +02:00
|
|
|
" -s | --spifreq <20|33|50> set the SPI frequency\n"
|
2012-05-12 00:53:43 +02:00
|
|
|
" -e | --em100 set SPI frequency to 20MHz and disable\n"
|
|
|
|
" Dual Output Fast Read Support\n"
|
2012-09-27 02:33:39 +02:00
|
|
|
" -l | --lock Lock firmware descriptor and ME region\n"
|
|
|
|
" -u | --unlock Unlock firmware descriptor and ME region\n"
|
2011-10-14 21:49:41 +02:00
|
|
|
" -v | --version: print the version\n"
|
|
|
|
" -h | --help: print this help\n\n"
|
|
|
|
"<region> is one of Descriptor, BIOS, ME, GbE, Platform\n"
|
|
|
|
"\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
int main(int argc, char *argv[])
|
|
|
|
{
|
|
|
|
int opt, option_index = 0;
|
|
|
|
int mode_dump = 0, mode_extract = 0, mode_inject = 0, mode_spifreq = 0;
|
2012-09-27 02:33:39 +02:00
|
|
|
int mode_em100 = 0, mode_locked = 0, mode_unlocked = 0;
|
2014-02-27 15:25:19 +01:00
|
|
|
int mode_layout = 0, mode_newlayout = 0;
|
2014-02-26 19:30:13 +01:00
|
|
|
char *region_type_string = NULL, *region_fname = NULL, *layout_fname = NULL;
|
2011-10-14 21:49:41 +02:00
|
|
|
int region_type = -1, inputfreq = 0;
|
|
|
|
enum spi_frequency spifreq = SPI_FREQUENCY_20MHZ;
|
|
|
|
|
|
|
|
static struct option long_options[] = {
|
|
|
|
{"dump", 0, NULL, 'd'},
|
2014-02-26 19:30:13 +01:00
|
|
|
{"layout", 1, NULL, 'f'},
|
2011-10-14 21:49:41 +02:00
|
|
|
{"extract", 0, NULL, 'x'},
|
|
|
|
{"inject", 1, NULL, 'i'},
|
2014-02-27 15:25:19 +01:00
|
|
|
{"newlayout", 1, NULL, 'n'},
|
2011-10-14 21:49:41 +02:00
|
|
|
{"spifreq", 1, NULL, 's'},
|
2012-05-12 00:53:43 +02:00
|
|
|
{"em100", 0, NULL, 'e'},
|
2012-09-27 02:33:39 +02:00
|
|
|
{"lock", 0, NULL, 'l'},
|
|
|
|
{"unlock", 0, NULL, 'u'},
|
2011-10-14 21:49:41 +02:00
|
|
|
{"version", 0, NULL, 'v'},
|
|
|
|
{"help", 0, NULL, 'h'},
|
|
|
|
{0, 0, 0, 0}
|
|
|
|
};
|
|
|
|
|
2014-02-27 15:25:19 +01:00
|
|
|
while ((opt = getopt_long(argc, argv, "df:xi:n:s:eluvh?",
|
2011-10-14 21:49:41 +02:00
|
|
|
long_options, &option_index)) != EOF) {
|
|
|
|
switch (opt) {
|
|
|
|
case 'd':
|
|
|
|
mode_dump = 1;
|
|
|
|
break;
|
2014-02-26 19:30:13 +01:00
|
|
|
case 'f':
|
|
|
|
mode_layout = 1;
|
|
|
|
layout_fname = strdup(optarg);
|
|
|
|
if (!layout_fname) {
|
|
|
|
fprintf(stderr, "No layout file specified\n");
|
|
|
|
print_usage(argv[0]);
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
break;
|
2011-10-14 21:49:41 +02:00
|
|
|
case 'x':
|
|
|
|
mode_extract = 1;
|
|
|
|
break;
|
|
|
|
case 'i':
|
|
|
|
// separate type and file name
|
|
|
|
region_type_string = strdup(optarg);
|
|
|
|
region_fname = strchr(region_type_string, ':');
|
|
|
|
if (!region_fname) {
|
|
|
|
print_usage(argv[0]);
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
region_fname[0] = '\0';
|
|
|
|
region_fname++;
|
|
|
|
// Descriptor, BIOS, ME, GbE, Platform
|
|
|
|
// valid type?
|
|
|
|
if (!strcasecmp("Descriptor", region_type_string))
|
|
|
|
region_type = 0;
|
|
|
|
else if (!strcasecmp("BIOS", region_type_string))
|
|
|
|
region_type = 1;
|
|
|
|
else if (!strcasecmp("ME", region_type_string))
|
|
|
|
region_type = 2;
|
|
|
|
else if (!strcasecmp("GbE", region_type_string))
|
|
|
|
region_type = 3;
|
|
|
|
else if (!strcasecmp("Platform", region_type_string))
|
|
|
|
region_type = 4;
|
|
|
|
if (region_type == -1) {
|
|
|
|
fprintf(stderr, "No such region type: '%s'\n\n",
|
|
|
|
region_type_string);
|
|
|
|
print_usage(argv[0]);
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
mode_inject = 1;
|
|
|
|
break;
|
2014-02-27 15:25:19 +01:00
|
|
|
case 'n':
|
|
|
|
mode_newlayout = 1;
|
|
|
|
layout_fname = strdup(optarg);
|
|
|
|
if (!layout_fname) {
|
|
|
|
fprintf(stderr, "No layout file specified\n");
|
|
|
|
print_usage(argv[0]);
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
break;
|
2011-10-14 21:49:41 +02:00
|
|
|
case 's':
|
|
|
|
// Parse the requested SPI frequency
|
|
|
|
inputfreq = strtol(optarg, NULL, 0);
|
|
|
|
switch (inputfreq) {
|
|
|
|
case 20:
|
|
|
|
spifreq = SPI_FREQUENCY_20MHZ;
|
|
|
|
break;
|
|
|
|
case 33:
|
|
|
|
spifreq = SPI_FREQUENCY_33MHZ;
|
|
|
|
break;
|
|
|
|
case 50:
|
|
|
|
spifreq = SPI_FREQUENCY_50MHZ;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
fprintf(stderr, "Invalid SPI Frequency: %d\n",
|
|
|
|
inputfreq);
|
|
|
|
print_usage(argv[0]);
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
mode_spifreq = 1;
|
|
|
|
break;
|
2012-05-12 00:53:43 +02:00
|
|
|
case 'e':
|
|
|
|
mode_em100 = 1;
|
|
|
|
break;
|
2012-09-27 02:33:39 +02:00
|
|
|
case 'l':
|
|
|
|
mode_locked = 1;
|
|
|
|
if (mode_unlocked == 1) {
|
|
|
|
fprintf(stderr, "Locking/Unlocking FD and ME are mutually exclusive\n");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case 'u':
|
|
|
|
mode_unlocked = 1;
|
|
|
|
if (mode_locked == 1) {
|
|
|
|
fprintf(stderr, "Locking/Unlocking FD and ME are mutually exclusive\n");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
break;
|
2011-10-14 21:49:41 +02:00
|
|
|
case 'v':
|
|
|
|
print_version();
|
|
|
|
exit(EXIT_SUCCESS);
|
|
|
|
break;
|
|
|
|
case 'h':
|
|
|
|
case '?':
|
|
|
|
default:
|
|
|
|
print_usage(argv[0]);
|
|
|
|
exit(EXIT_SUCCESS);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2014-02-26 19:30:13 +01:00
|
|
|
if ((mode_dump + mode_layout + mode_extract + mode_inject +
|
2014-02-27 15:25:19 +01:00
|
|
|
mode_newlayout + (mode_spifreq | mode_em100 | mode_unlocked |
|
2012-09-27 02:33:39 +02:00
|
|
|
mode_locked)) > 1) {
|
|
|
|
fprintf(stderr, "You may not specify more than one mode.\n\n");
|
2011-10-14 21:49:41 +02:00
|
|
|
print_usage(argv[0]);
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
2014-02-26 19:30:13 +01:00
|
|
|
if ((mode_dump + mode_layout + mode_extract + mode_inject +
|
2014-02-27 15:25:19 +01:00
|
|
|
mode_newlayout + mode_spifreq + mode_em100 + mode_locked +
|
2014-02-26 19:30:13 +01:00
|
|
|
mode_unlocked) == 0) {
|
2011-10-14 21:49:41 +02:00
|
|
|
fprintf(stderr, "You need to specify a mode.\n\n");
|
|
|
|
print_usage(argv[0]);
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (optind + 1 != argc) {
|
|
|
|
fprintf(stderr, "You need to specify a file.\n\n");
|
|
|
|
print_usage(argv[0]);
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
char *filename = argv[optind];
|
|
|
|
int bios_fd = open(filename, O_RDONLY);
|
|
|
|
if (bios_fd == -1) {
|
|
|
|
perror("Could not open file");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
struct stat buf;
|
|
|
|
if (fstat(bios_fd, &buf) == -1) {
|
|
|
|
perror("Could not stat file");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
int size = buf.st_size;
|
|
|
|
|
|
|
|
printf("File %s is %d bytes\n", filename, size);
|
|
|
|
|
|
|
|
char *image = malloc(size);
|
|
|
|
if (!image) {
|
|
|
|
printf("Out of memory.\n");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (read(bios_fd, image, size) != size) {
|
|
|
|
perror("Could not read file");
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
}
|
|
|
|
|
|
|
|
close(bios_fd);
|
|
|
|
|
|
|
|
if (mode_dump)
|
|
|
|
dump_fd(image, size);
|
|
|
|
|
2014-02-26 19:30:13 +01:00
|
|
|
if (mode_layout)
|
|
|
|
dump_layout(image, size, layout_fname);
|
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
if (mode_extract)
|
|
|
|
write_regions(image, size);
|
|
|
|
|
|
|
|
if (mode_inject)
|
|
|
|
inject_region(filename, image, size, region_type,
|
|
|
|
region_fname);
|
|
|
|
|
2014-02-27 15:25:19 +01:00
|
|
|
if (mode_newlayout)
|
|
|
|
new_layout(filename, image, size, layout_fname);
|
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
if (mode_spifreq)
|
|
|
|
set_spi_frequency(filename, image, size, spifreq);
|
|
|
|
|
2012-05-12 00:53:43 +02:00
|
|
|
if (mode_em100)
|
|
|
|
set_em100_mode(filename, image, size);
|
|
|
|
|
2012-09-27 02:33:39 +02:00
|
|
|
if(mode_locked)
|
|
|
|
lock_descriptor(filename, image, size);
|
|
|
|
|
|
|
|
if (mode_unlocked)
|
|
|
|
unlock_descriptor(filename, image, size);
|
|
|
|
|
2011-10-14 21:49:41 +02:00
|
|
|
free(image);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|