* This file handles the architecture-dependent parts of initialization
*/
-#include <linux/config.h>
#include <linux/sched.h>
#include <linux/mm.h>
#include <linux/mmzone.h>
-#include <linux/tty.h>
+#include <linux/screen_info.h>
#include <linux/ioport.h>
#include <linux/acpi.h>
#include <linux/apm_bios.h>
return 0;
}
- /*
- * This function checks if the entire range <start,end> is mapped with type.
- *
- * Note: this function only works correct if the e820 table is sorted and
- * not-overlapping, which is the case
- */
-int __init
-e820_all_mapped(unsigned long s, unsigned long e, unsigned type)
-{
- u64 start = s;
- u64 end = e;
- int i;
- for (i = 0; i < e820.nr_map; i++) {
- struct e820entry *ei = &e820.map[i];
- if (type && ei->type != type)
- continue;
- /* is the region (part) in overlap with the current region ?*/
- if (ei->addr >= end || ei->addr + ei->size <= start)
- continue;
- /* if the region is at the beginning of <start,end> we move
- * start to the end of the region since it's ok until there
- */
- if (ei->addr <= start)
- start = ei->addr + ei->size;
- /* if start is now at or beyond end, we're done, full
- * coverage */
- if (start >= end)
- return 1; /* we're done */
- }
- return 0;
-}
-
/*
* Find the highest page frame number we have available
*/
probe_roms();
for (i = 0; i < e820.nr_map; i++) {
struct resource *res;
+#ifndef CONFIG_RESOURCES_64BIT
if (e820.map[i].addr + e820.map[i].size > 0x100000000ULL)
continue;
+#endif
res = kzalloc(sizeof(struct resource), GFP_ATOMIC);
switch (e820.map[i].type) {
case E820_RAM: res->name = "System RAM"; break;
res->start = e820.map[i].addr;
res->end = res->start + e820.map[i].size - 1;
res->flags = IORESOURCE_MEM | IORESOURCE_BUSY;
- request_resource(&iomem_resource, res);
+ if (request_resource(&iomem_resource, res)) {
+ kfree(res);
+ continue;
+ }
if (e820.map[i].type == E820_RAM) {
/*
* We don't know which RAM region contains kernel data,