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Ignore whitespace Rev 1409 → Rev 1410

/kernel/trunk/arch/sparc64/src/mm/page.c
31,6 → 31,7
#include <genarch/mm/page_ht.h>
#include <mm/frame.h>
#include <bitops.h>
#include <debug.h>
 
void page_arch_init(void)
{
40,7 → 41,27
__address hw_map(__address physaddr, size_t size)
{
unsigned int order;
int i;
 
struct {
int pagesize;
size_t increment;
count_t count;
} sizemap[] = {
{ PAGESIZE_8K, 0, 1 }, /* 8K */
{ PAGESIZE_8K, PAGE_SIZE, 2 }, /* 16K */
{ PAGESIZE_8K, PAGE_SIZE, 4 }, /* 32K */
{ PAGESIZE_64K, 0, 1}, /* 64K */
{ PAGESIZE_64K, 8*PAGE_SIZE, 2 }, /* 128K */
{ PAGESIZE_64K, 8*PAGE_SIZE, 4 }, /* 256K */
{ PAGESIZE_512K, 0, 1 }, /* 512K */
{ PAGESIZE_512K, 64*PAGE_SIZE, 2 }, /* 1M */
{ PAGESIZE_512K, 64*PAGE_SIZE, 4 }, /* 2M */
{ PAGESIZE_4M, 0, 1 } /* 4M */
};
ASSERT(size <= 4*1024*1024);
if (size <= FRAME_SIZE)
order = 0;
else
47,9 → 68,11
order = (fnzb32(size - 1) + 1) - FRAME_WIDTH;
__address virtaddr = PA2KA(PFN2ADDR(frame_alloc(order, FRAME_KA)));
 
for (i = 0; i < sizemap[order].count; i++)
dtlb_insert_mapping(virtaddr + i*sizemap[order].increment,
physaddr + i*sizemap[order].increment,
sizemap[order].pagesize, true, false);
dtlb_insert_mapping(virtaddr, physaddr, PAGESIZE_512K, true, false);
dtlb_insert_mapping(virtaddr + 512 * 1024, physaddr + 512 * 1024, PAGESIZE_512K, true, false);
return virtaddr;
}