some documentation updates by Uwe and some smaller ones by me.
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2358 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Stefan Reinauer
parent
085cb4b4ca
commit
9327d22641
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@ -13,21 +13,21 @@ installed on your linux system:
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usage
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-----
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usage: ./flashrom [-rwvE] [-V] [-c chipname]
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[-s exclude_start] [-e exclude_end] [file]
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-r | --read: read flash and save into file
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-w | --write: write file into flash (default when file is specified)
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-v | --verify: verify flash against file
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-E | --erase: Erase flash device
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-V | --verbose: more verbose output
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-c | --chip <chipname>: probe only for specified flash chip
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-s | --estart <addr>: exclude start position
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-e | --eend <addr>: exclude end postion
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usage: ./flashrom [-rwvEVfh] [-c chipname] [-s exclude_start]
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[-e exclude_end] [-m vendor:part] [-l file.layout] [-i imagename] [file]
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-r | --read: read flash and save into file
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-w | --write: write file into flash (default when
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file is specified)
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-v | --verify: verify flash against file
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-E | --erase: erase flash device
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-V | --verbose: more verbose output
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-c | --chip <chipname>: probe only for specified flash chip
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-s | --estart <addr>: exclude start position
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-e | --eend <addr>: exclude end postion
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-m | --mainboard <vendor:part>: override mainboard settings
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-l | --layout <file.layout>: read rom layout from file
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-i | --image <name>: only flash image name from flash layout
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-f | --force: force write without checking image
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-l | --layout <file.layout>: read rom layout from file
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-i | --image <name>: only flash image name from flash layout
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If no file is specified, then all that happens
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is that flash info is dumped and the flash chip is set to writable.
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@ -51,7 +51,7 @@ struct flashchip *probe_flash(struct flashchip *flash)
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unsigned long size;
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if ((fd_mem = open("/dev/mem", O_RDWR)) < 0) {
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perror("Can not open /dev/mem");
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perror("Error: Can not open /dev/mem. You need to be root.");
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exit(1);
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}
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@ -73,7 +73,7 @@ struct flashchip *probe_flash(struct flashchip *flash)
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bios = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED,
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fd_mem, (off_t) (0xffffffff - size + 1));
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if (bios == MAP_FAILED) {
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perror("Error MMAP /dev/mem");
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perror("Error: Can't mmap /dev/mem.");
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exit(1);
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}
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flash->virt_addr = bios;
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@ -90,7 +90,7 @@ struct flashchip *probe_flash(struct flashchip *flash)
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bios = mmap(0, size, PROT_WRITE | PROT_READ, MAP_SHARED,
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fd_mem, (off_t) (0x9400000));
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if (bios == MAP_FAILED) {
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perror("Error MMAP /dev/mem");
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perror("Error: Can't mmap /dev/mem.");
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exit(1);
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}
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flash->virt_addr = bios;
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@ -145,22 +145,24 @@ int verify_flash(struct flashchip *flash, uint8_t *buf)
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void usage(const char *name)
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{
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printf("usage: %s [-rwvE] [-V] [-c chipname] [-s exclude_start] [-e exclude_end] [file]\n", name);
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printf(" -r | --read: read flash and save into file\n"
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" -w | --write: write file into flash (default when file is specified)\n"
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" -v | --verify: verify flash against file\n"
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" -E | --erase: Erase flash device\n"
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" -V | --verbose: more verbose output\n\n"
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" -c | --chip <chipname>: probe only for specified flash chip\n"
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" -s | --estart <addr>: exclude start position\n"
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" -e | --eend <addr>: exclude end postion\n"
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printf("usage: %s [-rwvEVfh] [-c chipname] [-s exclude_start]\n", name);
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printf(" [-e exclude_end] [-m vendor:part] [-l file.layout] [-i imagename] [file]\n");
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printf(" -r | --read: read flash and save into file\n"
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" -w | --write: write file into flash (default when\n"
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" file is specified)\n"
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" -v | --verify: verify flash against file\n"
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" -E | --erase: erase flash device\n"
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" -V | --verbose: more verbose output\n"
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" -c | --chip <chipname>: probe only for specified flash chip\n"
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" -s | --estart <addr>: exclude start position\n"
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" -e | --eend <addr>: exclude end postion\n"
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" -m | --mainboard <vendor:part>: override mainboard settings\n"
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" -f | --force: force write without checking image\n"
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" -l | --layout <file.layout>: read rom layout from file\n"
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" -i | --image <name>: only flash image name from flash layout\n"
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" -f | --force: force write without checking image\n"
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" -l | --layout <file.layout>: read rom layout from file\n"
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" -i | --image <name>: only flash image name from flash layout\n"
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"\n"
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" If no file is specified, then all that happens\n"
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" is that flash info is dumped\n\n");
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" is that flash info is dumped.\n\n");
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exit(1);
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}
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@ -1,10 +1,11 @@
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.\" Copyright (C) 2006 Uwe Hermann <uwe@hermann-uwe.de>.
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.\" This manpage is licensed under the terms of the GNU GPL.
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.TH FLASHROM 1 "July 26, 2006"
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.SH NAME
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flashrom \- the universal LinuxBIOS flash utility
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.SH SYNOPSIS
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.B flashrom \fR[\fB\-rwvEVflih\fR] [\fB\-c\fR chipname]
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[\fB\-s\fR exclude_start] [\fB\-e\fR exclude_end]
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[\fB-m\fR vendor:part] [file]
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.B flashrom \fR[\fB\-rwvEVfh\fR] [\fB\-c\fR chipname] [\fB\-s\fR exclude_start] [\fB\-e\fR exclude_end]
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[\fB-m\fR vendor:part] [\fB-l\fR file.layout] [\fB-i\fR image_name] [file]
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.SH DESCRIPTION
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.B flashrom
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is the universal LinuxBIOS flash utility.
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@ -31,10 +32,10 @@ More verbose output.
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Probe only for specified flash chip.
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.PP
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.B "\-s, \-\-estart" <addr>
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Exclude start position.
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Exclude start position. (obsolete)
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.PP
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.B "\-e, \-\-eend" <addr>
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Exclude end postion.
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.B "\-e, \-\-eend" <addr>
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Exclude end postion. (obsolete)
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.PP
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.B "\-m, \-\-mainboard" <vendor:part>
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Override mainboard settings.
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@ -42,7 +43,7 @@ Override mainboard settings.
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.B "\-f, \-\-force"
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Force write without checking image.
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.PP
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.B "\-l, \-\-layout"
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.B "\-l, \-\-layout" <layout.file>
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Read ROM layout from file.
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.PP
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.B "\-i, \-\-image" <name>
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@ -54,7 +55,7 @@ Show a help text and exit.
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.\".B "\-\-version"
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.\"Show version information and exit.
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.SH BUGS
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Please report any bugs at http://bugzilla.openbios.org/
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Please report any bugs at http://bugzilla.openbios.org/.
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.SH LICENCE
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.B flashrom
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is covered by the GNU General Public License (GPL).
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@ -63,17 +64,19 @@ is covered by the GNU General Public License (GPL).
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.SH COPYRIGHT
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2000 Silicon Integrated System Corporation
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.br
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2003 Niki W. Waibel
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.br
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2004 Tyan Corp
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.br
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2005-2006 coresystems GmbH
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.br
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2003 Niki W. Waibel
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.SH AUTHORS
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Yhlu <yinghai.lu@amd.com>
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Yinghai Lu <yinghai.lu@amd.com>
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.br
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Stefan Reinauer <stepan@coresystems.de>
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.br
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Niki W. Waibel <niki.waibel@gmx.net>
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.br
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some others
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.PP
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This manual page was written by Uwe Hermann <uwe@hermann-uwe.de>,
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for the Debian GNU/Linux system (but may be used by others).
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