diff options
| author | Mondrian Nuessle <nuessle@uni-mannheim.de> | 2007-05-03 10:09:23 +0000 |
|---|---|---|
| committer | Uwe Hermann <uwe@hermann-uwe.de> | 2007-05-03 10:09:23 +0000 |
| commit | 24c9612490daf25d56c51c6a7cf819297623c952 (patch) | |
| tree | 1a9ba0ced11ce24cb35337f6c4e2b70f3fef0f94 /util/flashrom/board_enable.c | |
| parent | d436a4b4bc035a3756a57ae8e632e16f7a95b9c9 (diff) | |
| download | coreboot-24c9612490daf25d56c51c6a7cf819297623c952.tar.xz | |
Enable flashing on the IWILL DK8-HTX board by configuring the Super I/O
to set the right GPIO pins, so write protection is disabled.
Signed-off-by: Mondrian Nuessle <nuessle@uni-mannheim.de>
Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2624 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'util/flashrom/board_enable.c')
| -rw-r--r-- | util/flashrom/board_enable.c | 64 |
1 files changed, 58 insertions, 6 deletions
diff --git a/util/flashrom/board_enable.c b/util/flashrom/board_enable.c index ac8de9f40e..d5622c44dd 100644 --- a/util/flashrom/board_enable.c +++ b/util/flashrom/board_enable.c @@ -23,6 +23,56 @@ #include "flash.h" #include "debug.h" +static int board_iwill_dk8_htx(const char *name) +{ + /* Extended function index register, either 0x2e or 0x4e. */ +#define EFIR 0x2e + /* Extended function data register, one plus the index reg. */ +#define EFDR EFIR + 1 + char b; + + /* Disable the flash write protect (which is connected to the + * Winbond W83627HF GPIOs). + */ + outb(0x87, EFIR); /* Sequence to unlock extended functions */ + outb(0x87, EFIR); + + /* Activate logical device. */ + outb(0x7, EFIR); + outb(8, EFDR); + + /* Set GPIO regs. */ + outb(0x2b, EFIR); /* GPIO multiplexed pin reg. */ + b = inb(EFDR) | 0xd0; + outb(0x2b, EFIR); + outb(b, EFDR); + + outb(0x30, EFIR); /* GPIO2 */ + b = inb(EFDR) | 0x01; + outb(0x30, EFIR); + outb(b, EFDR); + + outb(0xf0, EFIR); /* IO sel */ + b = inb(EFDR) | 0xef; + outb(0xf0, EFIR); + outb(b, EFDR); + + outb(0xf1, EFIR); /* GPIO data reg */ + b = inb(EFDR) | 0x16; + outb(0xf1, EFIR); + outb(b, EFDR); + + outb(0xf2, EFIR); /* GPIO inversion reg */ + b = inb(EFDR) | 0x00; + outb(0xf2, EFIR); + outb(b, EFDR); + + /* Lock extended functions again. */ + outb(0xaa, EFIR); /* Command to exit extended functions */ + + return 0; +} + /* * Match on pci-ids, no report received, just data from the mainboard * specific code: @@ -195,14 +245,16 @@ struct board_pciid_enable { }; struct board_pciid_enable board_pciid_enables[] = { - { 0x1022, 0x746B, 0x1022, 0x36C0, 0x0000, 0x0000, 0x0000, 0x0000, - "AGAMI", "ARUMA", "Agami Aruma", board_agami_aruma }, - { 0x1106, 0x3177, 0x1106, 0xAA01, 0x1106, 0x3123, 0x1106, 0xAA01, + { 0x1022, 0x746B, 0x1022, 0x36C0, 0x0000, 0x0000, 0x0000, 0x0000, + "AGAMI", "ARUMA", "agami Aruma", board_agami_aruma }, + { 0x1106, 0x3177, 0x1106, 0xAA01, 0x1106, 0x3123, 0x1106, 0xAA01, NULL, NULL, "VIA EPIA M/MII/...", board_via_epia_m }, - { 0x1106, 0x3177, 0x1043, 0x80A1, 0x1106, 0x3205, 0x1043, 0x8118, - NULL, NULL, "Asus A7V8-MX SE", board_asus_a7v8x_mx }, - { 0, 0, 0, 0, 0, 0, 0, 0, NULL, NULL } /* Keep this */ + { 0x1106, 0x3177, 0x1043, 0x80A1, 0x1106, 0x3205, 0x1043, 0x8118, + NULL, NULL, "ASUS A7V8-MX SE", board_asus_a7v8x_mx }, + { 0x1022, 0x7468, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, + "iwill", "dk8_htx", "IWILL DK8-HTX", board_iwill_dk8_htx }, + { 0, 0, 0, 0, 0, 0, 0, 0, NULL, NULL } /* Keep this */ }; /* |