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.TH ICH_GPIO 8 "March 8, 2008"
.SH NAME
ich_gpio \- Intel southbridge GPIO Dump Utility
.SH SYNOPSIS
.B ich_gpio
.SH DESCRIPTION
.B ich_gpio
is a user-space utility which can dump all
register contents of the Intel ICH series Southbridges.
.PP
It is mainly used for coreboot development purposes (see coreboot.org
for details on coreboot), but it may also be useful for other things.
.PP
Here is an example output:
.br
[root@localhost dumpgpio]# ich_gpio
.br
Intel Southbridge: 8086:24c0
.br
GPIOBASE = 0x0500
.br
gpiobase+0x0000: 0x1a003180
.br
gpiobase+0x0004: 0x0900ffff
.br
gpiobase+0x0008: 0x00000000
.br
gpiobase+0x000c: 0x1bbf0000
.br
gpiobase+0x0010: 0x00000000
.br
gpiobase+0x0014: 0x00000000
.br
gpiobase+0x0018: 0x00040000
.br
gpiobase+0x001c: 0x00000000
.br
gpiobase+0x0020: 0x00000000
.br
gpiobase+0x0024: 0x00000000
.br
gpiobase+0x0028: 0x00000000
.br
gpiobase+0x002c: 0x00003000
.br
gpiobase+0x0030: 0x00000fff
.br
gpiobase+0x0034: 0x00000e00
.br
gpiobase+0x0038: 0x00000fff
.br
gpiobase+0x003c: 0x00000000
.PP
Please consult your datasheet for the register meanings.
.SH OPTIONS
No command line options needed just run ich_gpio.
.SH AUTHORS
Please see the individual source code files.
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