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authorMondrian Nuessle <nuessle@uni-mannheim.de>2007-05-03 10:09:23 +0000
committerUwe Hermann <uwe@hermann-uwe.de>2007-05-03 10:09:23 +0000
commit24c9612490daf25d56c51c6a7cf819297623c952 (patch)
tree1a9ba0ced11ce24cb35337f6c4e2b70f3fef0f94
parentd436a4b4bc035a3756a57ae8e632e16f7a95b9c9 (diff)
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
-rw-r--r--util/flashrom/README6
-rw-r--r--util/flashrom/board_enable.c64
2 files changed, 64 insertions, 6 deletions
diff --git a/util/flashrom/README b/util/flashrom/README
index 9c96857ec7..cec6de8f90 100644
--- a/util/flashrom/README
+++ b/util/flashrom/README
@@ -47,6 +47,12 @@ or if you want to override these values, you can specify -m, e.g.:
flashrom -w --mainboard ISLAND:ARUMA island_aruma.rom
+The following boards require the specification of the board name, if
+no LinuxBIOS table is found:
+
+* IWILL DK8-HTX: use -m iwill:dk8_htx
+* agami Aruma: use -m AGAMI:ARUMA
+
ROM Layout Support
------------------
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 */
};
/*