* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
-#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/bootmem.h>
#include <linux/acpi.h>
+#include <linux/cpumask.h>
+
#include <asm/mpspec.h>
#include <asm/io.h>
#include <asm/apic.h>
unsigned long acpi_video_flags;
extern char wakeup_start, wakeup_end;
-extern unsigned long FASTCALL(acpi_copy_wakeup_routine(unsigned long));
-
-static pgd_t low_ptr;
-
-static void init_low_mapping(void)
-{
- pgd_t *slot0 = pgd_offset(current->mm, 0UL);
- low_ptr = *slot0;
- set_pgd(slot0, *pgd_offset(current->mm, PAGE_OFFSET));
- flush_tlb_all();
-}
+extern unsigned long acpi_copy_wakeup_routine(unsigned long);
/**
* acpi_save_state_mem - save kernel state
*/
int acpi_save_state_mem(void)
{
- init_low_mapping();
-
memcpy((void *)acpi_wakeup_address, &wakeup_start,
&wakeup_end - &wakeup_start);
acpi_copy_wakeup_routine(acpi_wakeup_address);
*/
void acpi_restore_state_mem(void)
{
- set_pgd(pgd_offset(current->mm, 0UL), low_ptr);
- flush_tlb_all();
}
/**
*/
void __init acpi_reserve_bootmem(void)
{
- acpi_wakeup_address = (unsigned long)alloc_bootmem_low(PAGE_SIZE);
- if ((&wakeup_end - &wakeup_start) > PAGE_SIZE)
+ acpi_wakeup_address = (unsigned long)alloc_bootmem_low(PAGE_SIZE*2);
+ if ((&wakeup_end - &wakeup_start) > (PAGE_SIZE*2))
printk(KERN_CRIT
- "ACPI: Wakeup code way too big, will crash on attempt to suspend\n");
+ "ACPI: Wakeup code way too big, will crash on attempt"
+ " to suspend\n");
}
static int __init acpi_sleep_setup(char *str)