Author: stepan
Date: 2007-04-12 01:31:45 +0200 (Thu, 12 Apr 2007)
New Revision: 2603
Added:
trunk/LinuxBIOSv2/util/flashrom/flashrom.c
Removed:
trunk/LinuxBIOSv2/util/flashrom/flash_rom.c
Modified:
trunk/LinuxBIOSv2/util/flashrom/Makefile
Log:
Rename flash_rom.c to flashrom.c. The tool is called 'flashrom' after
all.
Signed-off-by: Uwe Hermann <uwe(a)hermann-uwe.de>
Acked-by: Stefan Reinauer <stepan(a)coresystems.de>
Modified: trunk/LinuxBIOSv2/util/flashrom/Makefile
===================================================================
--- trunk/LinuxBIOSv2/util/flashrom/Makefile 2007-04-11 18:44:42 UTC (rev 2602)
+++ trunk/LinuxBIOSv2/util/flashrom/Makefile 2007-04-11 23:31:45 UTC (rev 2603)
@@ -1,5 +1,5 @@
#
-# Makefile for flash_rom
+# Makefile for flashrom utility
#
# redone by Stefan Reinauer <stepan(a)openbios.org>
#
@@ -23,7 +23,7 @@
OBJS = chipset_enable.o board_enable.o udelay.o jedec.o sst28sf040.o \
am29f040b.o mx29f002.o sst39sf020.o m29f400bt.o w49f002u.o \
82802ab.o msys_doc.o pm49fl004.o sst49lf040.o sst49lfxxxc.o \
- sst_fwhub.o layout.o lbtable.o flashchips.o flash_rom.o \
+ sst_fwhub.o layout.o lbtable.o flashchips.o flashrom.o \
sharplhf00l04.o
all: pciutils dep $(PROGRAM)
Deleted: trunk/LinuxBIOSv2/util/flashrom/flash_rom.c
===================================================================
--- trunk/LinuxBIOSv2/util/flashrom/flash_rom.c 2007-04-11 18:44:42 UTC (rev 2602)
+++ trunk/LinuxBIOSv2/util/flashrom/flash_rom.c 2007-04-11 23:31:45 UTC (rev 2603)
@@ -1,459 +0,0 @@
-/*
- * flash_rom.c: Flash programming utility
- *
- * Copyright 2000 Silicon Integrated System Corporation
- * Copyright 2004 Tyan Corp
- * yhlu yhlu(a)tyan.com add exclude start and end option
- * Copyright 2005-2007 coresystems GmbH
- * Stefan Reinauer <stepan(a)coresystems.de> added rom layout
- * support, and checking for suitable rom image, various fixes
- * support for flashing the Technologic Systems 5300.
- *
- * 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 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., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-#include <errno.h>
-#include <fcntl.h>
-#include <sys/mman.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <getopt.h>
-#include <pci/pci.h>
-
-/* for iopl */
-#if defined (__sun) && (defined(__i386) || defined(__amd64))
-#include <strings.h>
-#include <sys/sysi86.h>
-#include <sys/psw.h>
-#include <asm/sunddi.h>
-#endif
-
-#include "flash.h"
-#include "lbtable.h"
-#include "layout.h"
-#include "debug.h"
-
-char *chip_to_probe = NULL;
-struct pci_access *pacc; /* For board and chipset_enable */
-int exclude_start_page, exclude_end_page;
-int force=0, verbose=0;
-
-int fd_mem;
-
-/*
- *
- */
-struct pci_dev *
-pci_dev_find(uint16_t vendor, uint16_t device)
-{
- struct pci_dev *temp;
- struct pci_filter filter;
-
- pci_filter_init(NULL, &filter);
- filter.vendor = vendor;
- filter.device = device;
-
- for (temp = pacc->devices; temp; temp = temp->next)
- if (pci_filter_match(&filter, temp))
- return temp;
-
- return NULL;
-}
-
-/*
- *
- */
-struct pci_dev *
-pci_card_find(uint16_t vendor, uint16_t device,
- uint16_t card_vendor, uint16_t card_device)
-{
- struct pci_dev *temp;
- struct pci_filter filter;
-
- pci_filter_init(NULL, &filter);
- filter.vendor = vendor;
- filter.device = device;
-
- for (temp = pacc->devices; temp; temp = temp->next)
- if (pci_filter_match(&filter, temp)) {
- if ((card_vendor == pci_read_word(temp, 0x2C)) &&
- (card_device == pci_read_word(temp, 0x2E)))
- return temp;
- }
-
- return NULL;
-}
-
-struct flashchip *probe_flash(struct flashchip *flash)
-{
- volatile uint8_t *bios;
- unsigned long flash_baseaddr, size;
-
- while (flash->name != NULL) {
- if (chip_to_probe && strcmp(flash->name, chip_to_probe) != 0) {
- flash++;
- continue;
- }
- printf_debug("Probing for %s, %d KB\n",
- flash->name, flash->total_size);
-
- size = flash->total_size * 1024;
-
-#ifdef TS5300
- // FIXME: Wrong place for this decision
- flash_baseaddr = 0x9400000;
-#else
- flash_baseaddr = (0xffffffff - size + 1);
-#endif
-
- /* If getpagesize() > size ->
- * `Error MMAP /dev/mem: Invalid argument'
- * This should never happen as we don't support any flash chips
- * smaller than 4k or 8k yet.
- */
-
- if (getpagesize() > size) {
- size = getpagesize();
- printf("WARNING: size: %d -> %ld (page size)\n",
- flash->total_size * 1024, (unsigned long) size);
- }
-
- bios = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED,
- fd_mem, (off_t)flash_baseaddr );
- if (bios == MAP_FAILED) {
- perror("Error: Can't mmap " MEM_DEV ".");
- exit(1);
- }
- flash->virt_addr = bios;
-
- if (flash->probe(flash) == 1) {
- printf("%s found at physical address: 0x%lx\n",
- flash->name, flash_baseaddr);
- return flash;
- }
- munmap((void *) bios, size);
-
- flash++;
- }
- return NULL;
-}
-
-int verify_flash(struct flashchip *flash, uint8_t *buf)
-{
- int idx;
- int total_size = flash->total_size * 1024;
- volatile uint8_t *bios = flash->virt_addr;
-
- printf("Verifying flash ");
-
- if(verbose) printf("address: 0x00000000\b\b\b\b\b\b\b\b\b\b");
-
- for (idx = 0; idx < total_size; idx++) {
- if (verbose && ( (idx & 0xfff) == 0xfff ))
- printf("0x%08x", idx);
-
- if (*(bios + idx) != *(buf + idx)) {
- if (verbose) {
- printf("0x%08x ", idx);
- }
- printf("- FAILED\n");
- return 1;
- }
-
- if (verbose && ( (idx & 0xfff) == 0xfff ))
- printf("\b\b\b\b\b\b\b\b\b\b");
- }
- if (verbose)
- printf("\b\b\b\b\b\b\b\b\b\b ");
-
- printf("- VERIFIED \n");
- return 0;
-}
-
-
-void usage(const char *name)
-{
- printf("usage: %s [-rwvEVfh] [-c chipname] [-s exclude_start]\n", name);
- printf(" [-e exclude_end] [-m vendor:part] [-l file.layout] [-i imagename] [file]\n");
- printf(" -r | --read: read flash and save into file\n"
- " -w | --write: write file into flash (default when\n"
- " file is specified)\n"
- " -v | --verify: verify flash against file\n"
- " -E | --erase: erase flash device\n"
- " -V | --verbose: more verbose output\n"
- " -c | --chip <chipname>: probe only for specified flash chip\n"
- " -s | --estart <addr>: exclude start position\n"
- " -e | --eend <addr>: exclude end postion\n"
- " -m | --mainboard <vendor:part>: override mainboard settings\n"
- " -f | --force: force write without checking image\n"
- " -l | --layout <file.layout>: read rom layout from file\n"
- " -i | --image <name>: only flash image name from flash layout\n"
- "\n"
- " If no file is specified, then all that happens\n"
- " is that flash info is dumped.\n\n");
- exit(1);
-}
-
-int main(int argc, char *argv[])
-{
- uint8_t *buf;
- unsigned long size;
- FILE *image;
- struct flashchip *flash;
- int opt;
- int option_index = 0;
- int read_it = 0,
- write_it = 0,
- erase_it = 0,
- verify_it = 0;
- int ret = 0;
-
- static struct option long_options[]= {
- { "read", 0, 0, 'r' },
- { "write", 0, 0, 'w' },
- { "erase", 0, 0, 'E' },
- { "verify", 0, 0, 'v' },
- { "chip", 1, 0, 'c' },
- { "estart", 1, 0, 's' },
- { "eend", 1, 0, 'e' },
- { "mainboard", 1, 0, 'm' },
- { "verbose", 0, 0, 'V' },
- { "force", 0, 0, 'f' },
- { "layout", 1, 0, 'l' },
- { "image", 1, 0, 'i' },
- { "help", 0, 0, 'h' },
- { 0, 0, 0, 0 }
- };
-
- char *filename = NULL;
-
-
- unsigned int exclude_start_position=0, exclude_end_position=0; // [x,y)
- char *tempstr=NULL, *tempstr2=NULL;
-
- if (argc > 1) {
- /* Yes, print them. */
- int i;
- printf_debug ("The arguments are:\n");
- for (i = 1; i < argc; ++i)
- printf_debug ("%s\n", argv[i]);
- }
-
- setbuf(stdout, NULL);
- while ((opt = getopt_long(argc, argv, "rwvVEfc:s:e:m:l:i:h", long_options,
- &option_index)) != EOF) {
- switch (opt) {
- case 'r':
- read_it = 1;
- break;
- case 'w':
- write_it = 1;
- break;
- case 'v':
- verify_it = 1;
- break;
- case 'c':
- chip_to_probe = strdup(optarg);
- break;
- case 'V':
- verbose = 1;
- break;
- case 'E':
- erase_it = 1;
- break;
- case 's':
- tempstr = strdup(optarg);
- sscanf(tempstr,"%x",&exclude_start_position);
- break;
- case 'e':
- tempstr = strdup(optarg);
- sscanf(tempstr,"%x",&exclude_end_position);
- break;
- case 'm':
- tempstr = strdup(optarg);
- strtok(tempstr, ":");
- tempstr2=strtok(NULL, ":");
- if (tempstr2) {
- lb_vendor=tempstr;
- lb_part=tempstr2;
- } else {
- printf("warning: ignored wrong format of"
- " mainboard: %s\n", tempstr);
- }
- break;
- case 'f':
- force=1;
- break;
- case 'l':
- tempstr=strdup(optarg);
- read_romlayout(tempstr);
- break;
- case 'i':
- tempstr=strdup(optarg);
- find_romentry(tempstr);
- break;
- case 'h':
- default:
- usage(argv[0]);
- break;
- }
- }
-
- if (read_it && write_it) {
- printf("-r and -w are mutually exclusive\n");
- usage(argv[0]);
- }
-
- if (optind < argc)
- filename = argv[optind++];
-
- /* First get full io access */
-#if defined (__sun) && (defined(__i386) || defined(__amd64))
- if (sysi86(SI86V86, V86SC_IOPL, PS_IOPL) != 0){
-#else
- if (iopl(3) != 0) {
-#endif
- fprintf(stderr, "ERROR: iopl failed: \"%s\"\n", strerror(errno));
- exit(1);
- }
-
- /* Initialize PCI access for flash enables */
- pacc = pci_alloc(); /* Get the pci_access structure */
- /* Set all options you want -- here we stick with the defaults */
- pci_init(pacc); /* Initialize the PCI library */
- pci_scan_bus(pacc); /* We want to get the list of devices */
-
- /* Open the memory device. A lot of functions need it */
- if ((fd_mem = open(MEM_DEV, O_RDWR)) < 0) {
- perror("Error: Can not access memory using " MEM_DEV ". You need to be root.");
- exit(1);
- }
-
- myusec_calibrate_delay();
-
- /* We look at the lbtable first to see if we need a
- * mainboard specific flash enable sequence.
- */
- linuxbios_init();
-
- /* try to enable it. Failure IS an option, since not all motherboards
- * really need this to be done, etc., etc.
- */
- ret = chipset_flash_enable();
- if (ret == -2)
- printf("WARNING: No chipset found. Flash detection "
- "will most likely fail.\n");
-
- board_flash_enable(lb_vendor, lb_part);
-
-
- if ((flash = probe_flash(flashchips)) == NULL) {
- printf("No EEPROM/flash device found.\n");
- exit(1);
- }
-
- printf("Flash part is %s (%d KB)\n", flash->name, flash->total_size);
-
- if (!filename && !erase_it) {
- // FIXME: Do we really want this feature implicitly?
- printf("OK, only ENABLING flash write, but NOT FLASHING.\n");
- return 0;
- }
-
- size = flash->total_size * 1024;
- buf = (uint8_t *) calloc(size, sizeof(char));
-
- if (erase_it) {
- printf("Erasing flash chip\n");
- flash->erase(flash);
- exit(0);
- } else if (read_it) {
- if ((image = fopen(filename, "w")) == NULL) {
- perror(filename);
- exit(1);
- }
- printf("Reading Flash...");
- if (flash->read == NULL)
- memcpy(buf, (const char *) flash->virt_addr, size);
- else
- flash->read(flash, buf);
-
- if (exclude_end_position - exclude_start_position > 0)
- memset(buf+exclude_start_position, 0,
- exclude_end_position-exclude_start_position);
-
- fwrite(buf, sizeof(char), size, image);
- fclose(image);
- printf("done\n");
- } else {
- struct stat image_stat;
-
- if ((image = fopen(filename, "r")) == NULL) {
- perror(filename);
- exit(1);
- }
- if (fstat(fileno(image), &image_stat) != 0) {
- perror(filename);
- exit(1);
- }
- if(image_stat.st_size!=flash->total_size*1024) {
- fprintf(stderr, "Error: Image size doesnt match\n");
- exit(1);
- }
-
- fread(buf, sizeof(char), size, image);
- show_id(buf, size);
- fclose(image);
- }
-
- /* exclude range stuff. Nice idea, but at the moment it is only
- * supported in hardware by the pm49fl004 chips.
- * Instead of implementing this for all chips I suggest advancing
- * it to the rom layout feature below and drop exclude range
- * completely once all flash chips can do rom layouts. stepan
- */
-
- // ////////////////////////////////////////////////////////////
- if (exclude_end_position - exclude_start_position > 0)
- memcpy(buf+exclude_start_position,
- (const char *) flash->virt_addr+exclude_start_position,
- exclude_end_position-exclude_start_position);
-
- exclude_start_page = exclude_start_position/flash->page_size;
- if ((exclude_start_position%flash->page_size) != 0) {
- exclude_start_page++;
- }
- exclude_end_page = exclude_end_position/flash->page_size;
- // ////////////////////////////////////////////////////////////
-
- // This should be moved into each flash part's code to do it
- // cleanly. This does the job.
- handle_romentries(buf, (uint8_t *)flash->virt_addr);
-
- // ////////////////////////////////////////////////////////////
-
- if (write_it)
- ret |= flash->write(flash, buf);
-
- if (verify_it)
- ret |= verify_flash(flash, buf);
-
- return ret;
-}
Copied: trunk/LinuxBIOSv2/util/flashrom/flashrom.c (from rev 2602, trunk/LinuxBIOSv2/util/flashrom/flash_rom.c)
===================================================================
--- trunk/LinuxBIOSv2/util/flashrom/flashrom.c (rev 0)
+++ trunk/LinuxBIOSv2/util/flashrom/flashrom.c 2007-04-11 23:31:45 UTC (rev 2603)
@@ -0,0 +1,459 @@
+/*
+ * flashrom.c: Flash programming utility
+ *
+ * Copyright 2000 Silicon Integrated System Corporation
+ * Copyright 2004 Tyan Corp
+ * yhlu yhlu(a)tyan.com add exclude start and end option
+ * Copyright 2005-2007 coresystems GmbH
+ * Stefan Reinauer <stepan(a)coresystems.de> added rom layout
+ * support, and checking for suitable rom image, various fixes
+ * support for flashing the Technologic Systems 5300.
+ *
+ * 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 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <errno.h>
+#include <fcntl.h>
+#include <sys/mman.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <getopt.h>
+#include <pci/pci.h>
+
+/* for iopl */
+#if defined (__sun) && (defined(__i386) || defined(__amd64))
+#include <strings.h>
+#include <sys/sysi86.h>
+#include <sys/psw.h>
+#include <asm/sunddi.h>
+#endif
+
+#include "flash.h"
+#include "lbtable.h"
+#include "layout.h"
+#include "debug.h"
+
+char *chip_to_probe = NULL;
+struct pci_access *pacc; /* For board and chipset_enable */
+int exclude_start_page, exclude_end_page;
+int force=0, verbose=0;
+
+int fd_mem;
+
+/*
+ *
+ */
+struct pci_dev *
+pci_dev_find(uint16_t vendor, uint16_t device)
+{
+ struct pci_dev *temp;
+ struct pci_filter filter;
+
+ pci_filter_init(NULL, &filter);
+ filter.vendor = vendor;
+ filter.device = device;
+
+ for (temp = pacc->devices; temp; temp = temp->next)
+ if (pci_filter_match(&filter, temp))
+ return temp;
+
+ return NULL;
+}
+
+/*
+ *
+ */
+struct pci_dev *
+pci_card_find(uint16_t vendor, uint16_t device,
+ uint16_t card_vendor, uint16_t card_device)
+{
+ struct pci_dev *temp;
+ struct pci_filter filter;
+
+ pci_filter_init(NULL, &filter);
+ filter.vendor = vendor;
+ filter.device = device;
+
+ for (temp = pacc->devices; temp; temp = temp->next)
+ if (pci_filter_match(&filter, temp)) {
+ if ((card_vendor == pci_read_word(temp, 0x2C)) &&
+ (card_device == pci_read_word(temp, 0x2E)))
+ return temp;
+ }
+
+ return NULL;
+}
+
+struct flashchip *probe_flash(struct flashchip *flash)
+{
+ volatile uint8_t *bios;
+ unsigned long flash_baseaddr, size;
+
+ while (flash->name != NULL) {
+ if (chip_to_probe && strcmp(flash->name, chip_to_probe) != 0) {
+ flash++;
+ continue;
+ }
+ printf_debug("Probing for %s, %d KB\n",
+ flash->name, flash->total_size);
+
+ size = flash->total_size * 1024;
+
+#ifdef TS5300
+ // FIXME: Wrong place for this decision
+ flash_baseaddr = 0x9400000;
+#else
+ flash_baseaddr = (0xffffffff - size + 1);
+#endif
+
+ /* If getpagesize() > size ->
+ * `Error MMAP /dev/mem: Invalid argument'
+ * This should never happen as we don't support any flash chips
+ * smaller than 4k or 8k yet.
+ */
+
+ if (getpagesize() > size) {
+ size = getpagesize();
+ printf("WARNING: size: %d -> %ld (page size)\n",
+ flash->total_size * 1024, (unsigned long) size);
+ }
+
+ bios = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED,
+ fd_mem, (off_t)flash_baseaddr );
+ if (bios == MAP_FAILED) {
+ perror("Error: Can't mmap " MEM_DEV ".");
+ exit(1);
+ }
+ flash->virt_addr = bios;
+
+ if (flash->probe(flash) == 1) {
+ printf("%s found at physical address: 0x%lx\n",
+ flash->name, flash_baseaddr);
+ return flash;
+ }
+ munmap((void *) bios, size);
+
+ flash++;
+ }
+ return NULL;
+}
+
+int verify_flash(struct flashchip *flash, uint8_t *buf)
+{
+ int idx;
+ int total_size = flash->total_size * 1024;
+ volatile uint8_t *bios = flash->virt_addr;
+
+ printf("Verifying flash ");
+
+ if(verbose) printf("address: 0x00000000\b\b\b\b\b\b\b\b\b\b");
+
+ for (idx = 0; idx < total_size; idx++) {
+ if (verbose && ( (idx & 0xfff) == 0xfff ))
+ printf("0x%08x", idx);
+
+ if (*(bios + idx) != *(buf + idx)) {
+ if (verbose) {
+ printf("0x%08x ", idx);
+ }
+ printf("- FAILED\n");
+ return 1;
+ }
+
+ if (verbose && ( (idx & 0xfff) == 0xfff ))
+ printf("\b\b\b\b\b\b\b\b\b\b");
+ }
+ if (verbose)
+ printf("\b\b\b\b\b\b\b\b\b\b ");
+
+ printf("- VERIFIED \n");
+ return 0;
+}
+
+
+void usage(const char *name)
+{
+ printf("usage: %s [-rwvEVfh] [-c chipname] [-s exclude_start]\n", name);
+ printf(" [-e exclude_end] [-m vendor:part] [-l file.layout] [-i imagename] [file]\n");
+ printf(" -r | --read: read flash and save into file\n"
+ " -w | --write: write file into flash (default when\n"
+ " file is specified)\n"
+ " -v | --verify: verify flash against file\n"
+ " -E | --erase: erase flash device\n"
+ " -V | --verbose: more verbose output\n"
+ " -c | --chip <chipname>: probe only for specified flash chip\n"
+ " -s | --estart <addr>: exclude start position\n"
+ " -e | --eend <addr>: exclude end postion\n"
+ " -m | --mainboard <vendor:part>: override mainboard settings\n"
+ " -f | --force: force write without checking image\n"
+ " -l | --layout <file.layout>: read rom layout from file\n"
+ " -i | --image <name>: only flash image name from flash layout\n"
+ "\n"
+ " If no file is specified, then all that happens\n"
+ " is that flash info is dumped.\n\n");
+ exit(1);
+}
+
+int main(int argc, char *argv[])
+{
+ uint8_t *buf;
+ unsigned long size;
+ FILE *image;
+ struct flashchip *flash;
+ int opt;
+ int option_index = 0;
+ int read_it = 0,
+ write_it = 0,
+ erase_it = 0,
+ verify_it = 0;
+ int ret = 0;
+
+ static struct option long_options[]= {
+ { "read", 0, 0, 'r' },
+ { "write", 0, 0, 'w' },
+ { "erase", 0, 0, 'E' },
+ { "verify", 0, 0, 'v' },
+ { "chip", 1, 0, 'c' },
+ { "estart", 1, 0, 's' },
+ { "eend", 1, 0, 'e' },
+ { "mainboard", 1, 0, 'm' },
+ { "verbose", 0, 0, 'V' },
+ { "force", 0, 0, 'f' },
+ { "layout", 1, 0, 'l' },
+ { "image", 1, 0, 'i' },
+ { "help", 0, 0, 'h' },
+ { 0, 0, 0, 0 }
+ };
+
+ char *filename = NULL;
+
+
+ unsigned int exclude_start_position=0, exclude_end_position=0; // [x,y)
+ char *tempstr=NULL, *tempstr2=NULL;
+
+ if (argc > 1) {
+ /* Yes, print them. */
+ int i;
+ printf_debug ("The arguments are:\n");
+ for (i = 1; i < argc; ++i)
+ printf_debug ("%s\n", argv[i]);
+ }
+
+ setbuf(stdout, NULL);
+ while ((opt = getopt_long(argc, argv, "rwvVEfc:s:e:m:l:i:h", long_options,
+ &option_index)) != EOF) {
+ switch (opt) {
+ case 'r':
+ read_it = 1;
+ break;
+ case 'w':
+ write_it = 1;
+ break;
+ case 'v':
+ verify_it = 1;
+ break;
+ case 'c':
+ chip_to_probe = strdup(optarg);
+ break;
+ case 'V':
+ verbose = 1;
+ break;
+ case 'E':
+ erase_it = 1;
+ break;
+ case 's':
+ tempstr = strdup(optarg);
+ sscanf(tempstr,"%x",&exclude_start_position);
+ break;
+ case 'e':
+ tempstr = strdup(optarg);
+ sscanf(tempstr,"%x",&exclude_end_position);
+ break;
+ case 'm':
+ tempstr = strdup(optarg);
+ strtok(tempstr, ":");
+ tempstr2=strtok(NULL, ":");
+ if (tempstr2) {
+ lb_vendor=tempstr;
+ lb_part=tempstr2;
+ } else {
+ printf("warning: ignored wrong format of"
+ " mainboard: %s\n", tempstr);
+ }
+ break;
+ case 'f':
+ force=1;
+ break;
+ case 'l':
+ tempstr=strdup(optarg);
+ read_romlayout(tempstr);
+ break;
+ case 'i':
+ tempstr=strdup(optarg);
+ find_romentry(tempstr);
+ break;
+ case 'h':
+ default:
+ usage(argv[0]);
+ break;
+ }
+ }
+
+ if (read_it && write_it) {
+ printf("-r and -w are mutually exclusive\n");
+ usage(argv[0]);
+ }
+
+ if (optind < argc)
+ filename = argv[optind++];
+
+ /* First get full io access */
+#if defined (__sun) && (defined(__i386) || defined(__amd64))
+ if (sysi86(SI86V86, V86SC_IOPL, PS_IOPL) != 0){
+#else
+ if (iopl(3) != 0) {
+#endif
+ fprintf(stderr, "ERROR: iopl failed: \"%s\"\n", strerror(errno));
+ exit(1);
+ }
+
+ /* Initialize PCI access for flash enables */
+ pacc = pci_alloc(); /* Get the pci_access structure */
+ /* Set all options you want -- here we stick with the defaults */
+ pci_init(pacc); /* Initialize the PCI library */
+ pci_scan_bus(pacc); /* We want to get the list of devices */
+
+ /* Open the memory device. A lot of functions need it */
+ if ((fd_mem = open(MEM_DEV, O_RDWR)) < 0) {
+ perror("Error: Can not access memory using " MEM_DEV ". You need to be root.");
+ exit(1);
+ }
+
+ myusec_calibrate_delay();
+
+ /* We look at the lbtable first to see if we need a
+ * mainboard specific flash enable sequence.
+ */
+ linuxbios_init();
+
+ /* try to enable it. Failure IS an option, since not all motherboards
+ * really need this to be done, etc., etc.
+ */
+ ret = chipset_flash_enable();
+ if (ret == -2)
+ printf("WARNING: No chipset found. Flash detection "
+ "will most likely fail.\n");
+
+ board_flash_enable(lb_vendor, lb_part);
+
+
+ if ((flash = probe_flash(flashchips)) == NULL) {
+ printf("No EEPROM/flash device found.\n");
+ exit(1);
+ }
+
+ printf("Flash part is %s (%d KB)\n", flash->name, flash->total_size);
+
+ if (!filename && !erase_it) {
+ // FIXME: Do we really want this feature implicitly?
+ printf("OK, only ENABLING flash write, but NOT FLASHING.\n");
+ return 0;
+ }
+
+ size = flash->total_size * 1024;
+ buf = (uint8_t *) calloc(size, sizeof(char));
+
+ if (erase_it) {
+ printf("Erasing flash chip\n");
+ flash->erase(flash);
+ exit(0);
+ } else if (read_it) {
+ if ((image = fopen(filename, "w")) == NULL) {
+ perror(filename);
+ exit(1);
+ }
+ printf("Reading Flash...");
+ if (flash->read == NULL)
+ memcpy(buf, (const char *) flash->virt_addr, size);
+ else
+ flash->read(flash, buf);
+
+ if (exclude_end_position - exclude_start_position > 0)
+ memset(buf+exclude_start_position, 0,
+ exclude_end_position-exclude_start_position);
+
+ fwrite(buf, sizeof(char), size, image);
+ fclose(image);
+ printf("done\n");
+ } else {
+ struct stat image_stat;
+
+ if ((image = fopen(filename, "r")) == NULL) {
+ perror(filename);
+ exit(1);
+ }
+ if (fstat(fileno(image), &image_stat) != 0) {
+ perror(filename);
+ exit(1);
+ }
+ if(image_stat.st_size!=flash->total_size*1024) {
+ fprintf(stderr, "Error: Image size doesnt match\n");
+ exit(1);
+ }
+
+ fread(buf, sizeof(char), size, image);
+ show_id(buf, size);
+ fclose(image);
+ }
+
+ /* exclude range stuff. Nice idea, but at the moment it is only
+ * supported in hardware by the pm49fl004 chips.
+ * Instead of implementing this for all chips I suggest advancing
+ * it to the rom layout feature below and drop exclude range
+ * completely once all flash chips can do rom layouts. stepan
+ */
+
+ // ////////////////////////////////////////////////////////////
+ if (exclude_end_position - exclude_start_position > 0)
+ memcpy(buf+exclude_start_position,
+ (const char *) flash->virt_addr+exclude_start_position,
+ exclude_end_position-exclude_start_position);
+
+ exclude_start_page = exclude_start_position/flash->page_size;
+ if ((exclude_start_position%flash->page_size) != 0) {
+ exclude_start_page++;
+ }
+ exclude_end_page = exclude_end_position/flash->page_size;
+ // ////////////////////////////////////////////////////////////
+
+ // This should be moved into each flash part's code to do it
+ // cleanly. This does the job.
+ handle_romentries(buf, (uint8_t *)flash->virt_addr);
+
+ // ////////////////////////////////////////////////////////////
+
+ if (write_it)
+ ret |= flash->write(flash, buf);
+
+ if (verify_it)
+ ret |= verify_flash(flash, buf);
+
+ return ret;
+}
