blob: 1464ed817b5dc87b1d456a898bf66c8bc9b4007f (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
/*
* linux/arch/arm/mm/nommu.c
*
* ARM uCLinux supporting functions.
*/
#include <linux/module.h>
#include <linux/mm.h>
#include <linux/pagemap.h>
#include <asm/cacheflush.h>
#include <asm/io.h>
#include <asm/page.h>
void flush_dcache_page(struct page *page)
{
__cpuc_flush_dcache_page(page_address(page));
}
EXPORT_SYMBOL(flush_dcache_page);
void __iomem *__ioremap_pfn(unsigned long pfn, unsigned long offset,
size_t size, unsigned long flags)
{
if (pfn >= (0x100000000ULL >> PAGE_SHIFT))
return NULL;
return (void __iomem *) (offset + (pfn << PAGE_SHIFT));
}
EXPORT_SYMBOL(__ioremap_pfn);
void __iomem *__ioremap(unsigned long phys_addr, size_t size,
unsigned long flags)
{
return (void __iomem *)phys_addr;
}
EXPORT_SYMBOL(__ioremap);
void __iounmap(void __iomem *addr)
{
}
EXPORT_SYMBOL(__iounmap);
|
