summaryrefslogtreecommitdiffstats
path: root/arch/c6x
diff options
context:
space:
mode:
Diffstat (limited to 'arch/c6x')
-rw-r--r--arch/c6x/Kconfig1
-rw-r--r--arch/c6x/include/asm/processor.h11
-rw-r--r--arch/c6x/kernel/setup.c27
-rw-r--r--arch/c6x/mm/dma-coherent.c4
-rw-r--r--arch/c6x/mm/init.c7
5 files changed, 7 insertions, 43 deletions
diff --git a/arch/c6x/Kconfig b/arch/c6x/Kconfig
index f65a084607fd..84420109113d 100644
--- a/arch/c6x/Kconfig
+++ b/arch/c6x/Kconfig
@@ -13,7 +13,6 @@ config C6X
select GENERIC_ATOMIC64
select GENERIC_IRQ_SHOW
select HAVE_ARCH_TRACEHOOK
- select HAVE_MEMBLOCK
select SPARSE_IRQ
select IRQ_DOMAIN
select OF
diff --git a/arch/c6x/include/asm/processor.h b/arch/c6x/include/asm/processor.h
index 8f7cce829f8e..a8581f5b27f6 100644
--- a/arch/c6x/include/asm/processor.h
+++ b/arch/c6x/include/asm/processor.h
@@ -18,17 +18,6 @@
#include <asm/current.h>
/*
- * Default implementation of macro that returns current
- * instruction pointer ("program counter").
- */
-#define current_text_addr() \
-({ \
- void *__pc; \
- asm("mvc .S2 pce1,%0\n" : "=b"(__pc)); \
- __pc; \
-})
-
-/*
* User space process size. This is mostly meaningless for NOMMU
* but some C6X processors may have RAM addresses up to 0xFFFFFFFF.
* Since calls like mmap() can return an address or an error, we
diff --git a/arch/c6x/kernel/setup.c b/arch/c6x/kernel/setup.c
index 05d96a9541b5..e9d6824ae94d 100644
--- a/arch/c6x/kernel/setup.c
+++ b/arch/c6x/kernel/setup.c
@@ -11,7 +11,6 @@
#include <linux/dma-mapping.h>
#include <linux/memblock.h>
#include <linux/seq_file.h>
-#include <linux/bootmem.h>
#include <linux/clkdev.h>
#include <linux/initrd.h>
#include <linux/kernel.h>
@@ -291,7 +290,6 @@ notrace void __init machine_init(unsigned long dt_ptr)
void __init setup_arch(char **cmdline_p)
{
- int bootmap_size;
struct memblock_region *reg;
printk(KERN_INFO "Initializing kernel\n");
@@ -348,16 +346,6 @@ void __init setup_arch(char **cmdline_p)
init_mm.end_data = memory_start;
init_mm.brk = memory_start;
- /*
- * Give all the memory to the bootmap allocator, tell it to put the
- * boot mem_map at the start of memory
- */
- bootmap_size = init_bootmem_node(NODE_DATA(0),
- memory_start >> PAGE_SHIFT,
- PAGE_OFFSET >> PAGE_SHIFT,
- memory_end >> PAGE_SHIFT);
- memblock_reserve(memory_start, bootmap_size);
-
unflatten_and_copy_device_tree();
c6x_cache_init();
@@ -392,22 +380,9 @@ void __init setup_arch(char **cmdline_p)
/* Initialize the coherent memory allocator */
coherent_mem_init(dma_start, dma_size);
- /*
- * Free all memory as a starting point.
- */
- free_bootmem(PAGE_OFFSET, memory_end - PAGE_OFFSET);
-
- /*
- * Then reserve memory which is already being used.
- */
- for_each_memblock(reserved, reg) {
- pr_debug("reserved - 0x%08x-0x%08x\n",
- (u32) reg->base, (u32) reg->size);
- reserve_bootmem(reg->base, reg->size, BOOTMEM_DEFAULT);
- }
-
max_low_pfn = PFN_DOWN(memory_end);
min_low_pfn = PFN_UP(memory_start);
+ max_pfn = max_low_pfn;
max_mapnr = max_low_pfn - min_low_pfn;
/* Get kmalloc into gear */
diff --git a/arch/c6x/mm/dma-coherent.c b/arch/c6x/mm/dma-coherent.c
index d0a8e0c4b27e..01305c787201 100644
--- a/arch/c6x/mm/dma-coherent.c
+++ b/arch/c6x/mm/dma-coherent.c
@@ -135,8 +135,8 @@ void __init coherent_mem_init(phys_addr_t start, u32 size)
if (dma_size & (PAGE_SIZE - 1))
++dma_pages;
- bitmap_phys = memblock_alloc(BITS_TO_LONGS(dma_pages) * sizeof(long),
- sizeof(long));
+ bitmap_phys = memblock_phys_alloc(BITS_TO_LONGS(dma_pages) * sizeof(long),
+ sizeof(long));
dma_bitmap = phys_to_virt(bitmap_phys);
memset(dma_bitmap, 0, dma_pages * PAGE_SIZE);
diff --git a/arch/c6x/mm/init.c b/arch/c6x/mm/init.c
index 4cc72b0d1c1d..af5ada0520be 100644
--- a/arch/c6x/mm/init.c
+++ b/arch/c6x/mm/init.c
@@ -11,7 +11,7 @@
#include <linux/mm.h>
#include <linux/swap.h>
#include <linux/module.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#ifdef CONFIG_BLK_DEV_RAM
#include <linux/blkdev.h>
#endif
@@ -38,7 +38,8 @@ void __init paging_init(void)
struct pglist_data *pgdat = NODE_DATA(0);
unsigned long zones_size[MAX_NR_ZONES] = {0, };
- empty_zero_page = (unsigned long) alloc_bootmem_pages(PAGE_SIZE);
+ empty_zero_page = (unsigned long) memblock_alloc(PAGE_SIZE,
+ PAGE_SIZE);
memset((void *)empty_zero_page, 0, PAGE_SIZE);
/*
@@ -61,7 +62,7 @@ void __init mem_init(void)
high_memory = (void *)(memory_end & PAGE_MASK);
/* this will put all memory onto the freelists */
- free_all_bootmem();
+ memblock_free_all();
mem_init_print_info(NULL);
}