Merge branch 'intelfb-patches' of master.kernel.org:/pub/scm/linux/kernel/git/airlied...

[pandora-kernel.git] / arch / i386 / mach-default / setup.c

diff --git a/arch/i386/mach-default/setup.c b/arch/i386/mach-default/setup.c
index e5a1a83..c511705 100644 (file)
--- a/arch/i386/mach-default/setup.c
+++ b/arch/i386/mach-default/setup.c
@@ -2,13 +2,13 @@
  *     Machine specific setup for generic
  */
 
-#include <linux/config.h>
 #include <linux/smp.h>
 #include <linux/init.h>
-#include <linux/irq.h>
 #include <linux/interrupt.h>
 #include <asm/acpi.h>
 #include <asm/arch_hooks.h>
+#include <asm/e820.h>
+#include <asm/setup.h>
 
 #ifdef CONFIG_HOTPLUG_CPU
 #define DEFAULT_SEND_IPI       (1)
@@ -79,7 +79,7 @@ void __init trap_init_hook(void)
 {
 }
 
-static struct irqaction irq0  = { timer_interrupt, SA_INTERRUPT, CPU_MASK_NONE, "timer", NULL, NULL};
+static struct irqaction irq0  = { timer_interrupt, IRQF_DISABLED, CPU_MASK_NONE, "timer", NULL, NULL};
 
 /**
  * time_init_hook - do any specific initialisations for the system timer.
@@ -131,3 +131,44 @@ static int __init print_ipi_mode(void)
 }
 
 late_initcall(print_ipi_mode);
+
+/**
+ * machine_specific_memory_setup - Hook for machine specific memory setup.
+ *
+ * Description:
+ *     This is included late in kernel/setup.c so that it can make
+ *     use of all of the static functions.
+ **/
+
+char * __init machine_specific_memory_setup(void)
+{
+       char *who;
+
+
+       who = "BIOS-e820";
+
+       /*
+        * Try to copy the BIOS-supplied E820-map.
+        *
+        * Otherwise fake a memory map; one section from 0k->640k,
+        * the next section from 1mb->appropriate_mem_k
+        */
+       sanitize_e820_map(E820_MAP, &E820_MAP_NR);
+       if (copy_e820_map(E820_MAP, E820_MAP_NR) < 0) {
+               unsigned long mem_size;
+
+               /* compare results from other methods and take the greater */
+               if (ALT_MEM_K < EXT_MEM_K) {
+                       mem_size = EXT_MEM_K;
+                       who = "BIOS-88";
+               } else {
+                       mem_size = ALT_MEM_K;
+                       who = "BIOS-e801";
+               }
+
+               e820.nr_map = 0;
+               add_memory_region(0, LOWMEMSIZE(), E820_RAM);
+               add_memory_region(HIGH_MEMORY, mem_size << 10, E820_RAM);
+       }
+       return who;
+}