#include <asm/setup.h>
#include <asm/sections.h>
#include <asm/kdebug.h>
+#include <asm/trampoline.h>
struct e820map e820;
};
static struct early_res early_res[MAX_EARLY_RES] __initdata = {
{ 0, PAGE_SIZE, "BIOS data page" }, /* BIOS data page */
-#ifdef CONFIG_SMP
- { SMP_TRAMPOLINE_BASE, SMP_TRAMPOLINE_BASE + 2*PAGE_SIZE, "SMP_TRAMPOLINE" },
+#ifdef CONFIG_X86_TRAMPOLINE
+ { TRAMPOLINE_BASE, TRAMPOLINE_BASE + 2 * PAGE_SIZE, "TRAMPOLINE" },
#endif
{}
};
strncpy(r->name, name, sizeof(r->name) - 1);
}
-void __init early_res_to_bootmem(void)
+void __init free_early(unsigned long start, unsigned long end)
+{
+ struct early_res *r;
+ int i, j;
+
+ for (i = 0; i < MAX_EARLY_RES && early_res[i].end; i++) {
+ r = &early_res[i];
+ if (start == r->start && end == r->end)
+ break;
+ }
+ if (i >= MAX_EARLY_RES || !early_res[i].end)
+ panic("free_early on not reserved area: %lx-%lx!", start, end);
+
+ for (j = i + 1; j < MAX_EARLY_RES && early_res[j].end; j++)
+ ;
+
+ memmove(&early_res[i], &early_res[i + 1],
+ (j - 1 - i) * sizeof(struct early_res));
+
+ early_res[j - 1].end = 0;
+}
+
+void __init early_res_to_bootmem(unsigned long start, unsigned long end)
{
int i;
+ unsigned long final_start, final_end;
for (i = 0; i < MAX_EARLY_RES && early_res[i].end; i++) {
struct early_res *r = &early_res[i];
- printk(KERN_INFO "early res: %d [%lx-%lx] %s\n", i,
- r->start, r->end - 1, r->name);
- reserve_bootmem_generic(r->start, r->end - r->start);
+ final_start = max(start, r->start);
+ final_end = min(end, r->end);
+ if (final_start >= final_end)
+ continue;
+ printk(KERN_INFO " early res: %d [%lx-%lx] %s\n", i,
+ final_start, final_end - 1, r->name);
+ reserve_bootmem_generic(final_start, final_end - final_start);
}
}
/* Check for already reserved areas */
-static inline int
+static inline int __init
bad_addr(unsigned long *addrp, unsigned long size, unsigned long align)
{
int i;
}
/* Check for already reserved areas */
-static inline int
+static inline int __init
bad_addr_size(unsigned long *addrp, unsigned long *sizep, unsigned long align)
{
int i;