| .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. |
| |