[LinuxBIOS] r2370 - in trunk/LinuxBIOSv2/src: mainboard/olpc/rev_a northbridge/amd/gx2

[svn at openbios.org]

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 ... */