Author: rminnich
Date: 2006-08-10 05:23:48 +0200 (Thu, 10 Aug 2006)
New Revision: 2370
Modified:
trunk/LinuxBIOSv2/src/mainboard/olpc/rev_a/auto.c
trunk/LinuxBIOSv2/src/northbridge/amd/gx2/northbridge.c
Log:
change from AMD for the IRQ10 problem.
Modified: trunk/LinuxBIOSv2/src/mainboard/olpc/rev_a/auto.c
===================================================================
--- trunk/LinuxBIOSv2/src/mainboard/olpc/rev_a/auto.c 2006-08-09 02:21:49 UTC
(rev 2369)
+++ trunk/LinuxBIOSv2/src/mainboard/olpc/rev_a/auto.c 2006-08-10 03:23:48 UTC
(rev 2370)
@@ -149,7 +149,18 @@
__builtin_wrmsr(0x40000021, 0x80fffe0, 0x20000000);
}
-
+static void gpio_init(void)
+{
+ unsigned long m;
+
+ /* Make sure events enable for gpio 12 is off */
+
+ m = inl(GPIOL_EVENTS_ENABLE);
+ m &= ~GPIOL_12_SET;
+ m |= GPIOL_12_CLEAR;
+ outl(m, GPIOL_EVENTS_ENABLE);
+}
+
static void main(unsigned long bist)
{
static const struct mem_controller memctrl [] = {
@@ -166,6 +177,7 @@
* for cs5536
*/
cs5536_setup_onchipuart();
+ gpio_init();
uart_init();
console_init();
Modified: trunk/LinuxBIOSv2/src/northbridge/amd/gx2/northbridge.c
===================================================================
--- trunk/LinuxBIOSv2/src/northbridge/amd/gx2/northbridge.c 2006-08-09
02:21:49 UTC (rev 2369)
+++ trunk/LinuxBIOSv2/src/northbridge/amd/gx2/northbridge.c 2006-08-10
03:23:48 UTC (rev 2370)
@@ -276,11 +276,20 @@
static void northbridge_init(device_t dev)
{
+ unsigned long m;
+
struct northbridge_amd_gx2_config *nb = (struct
northbridge_amd_gx2_config *)dev->chip_info;
printk_debug("northbridge: %s()\n", __FUNCTION__);
enable_shadow(dev);
irq_init_steering(dev, nb->irqmap);
+
+ /* HACK HACK HACK HACK */
+ /* 0x1000 is where GPIO is being assigned */
+ m = inl(0x1038);
+ m &= ~GPIOL_12_SET;
+ m |= GPIOL_12_CLEAR;
+ outl(m, 0x1038);
}
/* due to vsa interactions, we need not not touch the nb settings ... */
--
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