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flashrom: Add board_enable for Artec Group DBE61 and DBE62 

Also add a comment about NULL subsystem IDs leaving the board entry out
of auto-detection logic.

Signed-off-by: Mart Raudsepp <mart.raudsepp@artecdesign.ee>
Acked-by: Luc Verhaegen <libv@skynet.be>
Acked-by: Stefan Reinauer <stepan@coresystems.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3110 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Mart Raudsepp 2008-02-20 11:11:18 +00:00 committed by Stefan Reinauer
parent b05d4bb77e
commit 787e4c9fd5
1 changed files with 70 additions and 0 deletions
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70
util/flashrom/board_enable.c
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@ -28,6 +28,7 @@
#include <pci/pci.h>
#include <stdint.h>
#include <string.h>
#include <fcntl.h>
#include "flash.h"
/*
@ -367,6 +368,69 @@ static int board_acorp_6a815epd(const char *name)
return 0;
}
/**
* Suited for Artec Group DBE61 and DBE62.
*/
static int board_artecgroup_dbe6x(const char *name)
{
#define DBE6x_MSR_DIVIL_BALL_OPTS 0x51400015
#define DBE6x_PRI_BOOT_LOC_SHIFT (2)
#define DBE6x_BOOT_OP_LATCHED_SHIFT (8)
#define DBE6x_SEC_BOOT_LOC_SHIFT (10)
#define DBE6x_PRI_BOOT_LOC (3 << DBE6x_PRI_BOOT_LOC_SHIFT)
#define DBE6x_BOOT_OP_LATCHED (3 << DBE6x_BOOT_OP_LATCHED_SHIFT)
#define DBE6x_SEC_BOOT_LOC (3 << DBE6x_SEC_BOOT_LOC_SHIFT)
#define DBE6x_BOOT_LOC_FLASH (2)
#define DBE6x_BOOT_LOC_FWHUB (3)
unsigned long msr[2];
int msr_fd;
unsigned long boot_loc;
msr_fd = open("/dev/cpu/0/msr", O_RDWR);
if (msr_fd == -1) {
perror("open /dev/cpu/0/msr");
return -1;
}
if (lseek(msr_fd, DBE6x_MSR_DIVIL_BALL_OPTS, SEEK_SET) == -1) {
perror("lseek");
close(msr_fd);
return -1;
}
if (read(msr_fd, (void*) msr, 8) != 8) {
perror("read");
close(msr_fd);
return -1;
}
if ((msr[0] & (DBE6x_BOOT_OP_LATCHED)) ==
(DBE6x_BOOT_LOC_FWHUB << DBE6x_BOOT_OP_LATCHED_SHIFT))
boot_loc = DBE6x_BOOT_LOC_FWHUB;
else
boot_loc = DBE6x_BOOT_LOC_FLASH;
msr[0] &= ~(DBE6x_PRI_BOOT_LOC | DBE6x_SEC_BOOT_LOC);
msr[0] |= ((boot_loc << DBE6x_PRI_BOOT_LOC_SHIFT) |
(boot_loc << DBE6x_SEC_BOOT_LOC_SHIFT));
if (lseek(msr_fd, DBE6x_MSR_DIVIL_BALL_OPTS, SEEK_SET) == -1) {
perror("lseek");
close(msr_fd);
return -1;
}
if (write(msr_fd, (void*) msr, 8) != 8) {
perror("write");
close(msr_fd);
return -1;
}
close(msr_fd);
return 0;
}
/**
* We use 2 sets of IDs here, you're free to choose which is which. This
* is to provide a very high degree of certainty when matching a board on
@ -374,6 +438,8 @@ static int board_acorp_6a815epd(const char *name)
* subsystem/card IDs in a sane manner.
*
* Keep the second set NULLed if it should be ignored.
*
* Keep the subsystem IDs NULLed if they don't identify the board fully.
*/
struct board_pciid_enable {
/* Any device, but make it sensible, like the ISA bridge. */
@ -427,6 +493,10 @@ struct board_pciid_enable board_pciid_enables[] = {
"epox", "ep-bx3", "EPoX EP-BX3", board_epox_ep_bx3},
{0x8086, 0x1130, 0x0000, 0x0000, 0x105a, 0x0d30, 0x105a, 0x4d33,
"acorp", "6a815epd", "Acorp 6A815EPD", board_acorp_6a815epd},
{0x1022, 0x2090, 0x0000, 0x0000, 0x1022, 0x2080, 0x0000, 0x0000,
"artecgroup", "dbe61", "Artec Group DBE61", board_artecgroup_dbe6x},
{0x1022, 0x2090, 0x0000, 0x0000, 0x1022, 0x2080, 0x0000, 0x0000,
"artecgroup", "dbe62", "Artec Group DBE62", board_artecgroup_dbe6x},
{0, 0, 0, 0, 0, 0, 0, 0, NULL, NULL} /* Keep this */
};