ARM: Move platform memory reservations out of generic code
Move the platform specific bootmem memory reservations out of
arch/arm/mm/mmu.c into their respective platform files.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index ddb1bee..1676d01 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -17,7 +17,6 @@
#include <linux/sort.h>
#include <asm/cputype.h>
-#include <asm/mach-types.h>
#include <asm/sections.h>
#include <asm/cachetype.h>
#include <asm/setup.h>
@@ -831,8 +830,6 @@
*/
void __init reserve_special_regions(void)
{
- unsigned long res_size = 0;
-
/*
* Register the kernel text and data with bootmem.
* Note that this can only be in node 0.
@@ -850,68 +847,14 @@
reserve_bootmem(__pa(swapper_pg_dir),
PTRS_PER_PGD * sizeof(pgd_t), BOOTMEM_DEFAULT);
- /*
- * Hmm... This should go elsewhere, but we really really need to
- * stop things allocating the low memory; ideally we need a better
- * implementation of GFP_DMA which does not assume that DMA-able
- * memory starts at zero.
- */
- if (machine_is_integrator() || machine_is_cintegrator())
- res_size = __pa(swapper_pg_dir) - PHYS_OFFSET;
-
- /*
- * These should likewise go elsewhere. They pre-reserve the
- * screen memory region at the start of main system memory.
- */
- if (machine_is_edb7211())
- res_size = 0x00020000;
- if (machine_is_p720t())
- res_size = 0x00014000;
-
- /* H1940, RX3715 and RX1950 need to reserve this for suspend */
-
- if (machine_is_h1940() || machine_is_rx3715()
- || machine_is_rx1950()) {
- reserve_bootmem(0x30003000, 0x1000, BOOTMEM_DEFAULT);
- reserve_bootmem(0x30081000, 0x1000, BOOTMEM_DEFAULT);
- }
-
- if (machine_is_palmld() || machine_is_palmtx()) {
- reserve_bootmem(0xa0000000, 0x1000, BOOTMEM_EXCLUSIVE);
- reserve_bootmem(0xa0200000, 0x1000, BOOTMEM_EXCLUSIVE);
- }
-
- if (machine_is_treo680() || machine_is_centro()) {
- reserve_bootmem(0xa0000000, 0x1000, BOOTMEM_EXCLUSIVE);
- reserve_bootmem(0xa2000000, 0x1000, BOOTMEM_EXCLUSIVE);
- }
-
- if (machine_is_palmt5())
- reserve_bootmem(0xa0200000, 0x1000, BOOTMEM_EXCLUSIVE);
-
- /*
- * U300 - This platform family can share physical memory
- * between two ARM cpus, one running Linux and the other
- * running another OS.
- */
- if (machine_is_u300()) {
-#ifdef CONFIG_MACH_U300_SINGLE_RAM
-#if ((CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1) == 1) && \
- CONFIG_MACH_U300_2MB_ALIGNMENT_FIX
- res_size = 0x00100000;
-#endif
-#endif
- }
-
#ifdef CONFIG_SA1111
/*
* Because of the SA1111 DMA bug, we want to preserve our
* precious DMA-able memory...
*/
- res_size = __pa(swapper_pg_dir) - PHYS_OFFSET;
+ reserve_bootmem(PHYS_OFFSET, __pa(swapper_pg_dir) - PHYS_OFFSET,
+ BOOTMEM_DEFAULT);
#endif
- if (res_size)
- reserve_bootmem(PHYS_OFFSET, res_size, BOOTMEM_DEFAULT);
}
/*
@@ -1056,7 +999,7 @@
sanity_check_meminfo();
prepare_page_table();
map_lowmem();
- bootmem_init();
+ bootmem_init(mdesc);
devicemaps_init(mdesc);
kmap_init();