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Compare Revisions

• This comparison shows the changes necessary to convert path

  → /kernel/trunk/generic/src/mm/page.c @ 686

  → /kernel/trunk/generic/src/mm/page.c @ 687

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 686 → Rev 687

/kernel/trunk/generic/src/mm/page.c
27,13 → 27,16
*/
#include <mm/page.h>
#include <arch/mm/page.h>
#include <arch/mm/asid.h>
#include <mm/asid.h>
#include <mm/frame.h>
#include <arch/mm/page.h>
#include <arch/types.h>
#include <typedefs.h>
#include <arch/asm.h>
#include <memstr.h>
#include <debug.h>
#include <arch.h>
/** Virtual operations for page subsystem. */
page_operations_t *page_operations = NULL;
41,7 → 44,7
void page_init(void)
{
page_arch_init();
page_mapping_insert(0x0, 0x0, PAGE_NOT_PRESENT, 0);
page_mapping_insert(0x0, 0, 0x0, PAGE_NOT_PRESENT, 0);
}
/** Map memory structure
61,7 → 64,7
cnt = length/PAGE_SIZE + (length%PAGE_SIZE>0);
for (i = 0; i < cnt; i++)
page_mapping_insert(s + i*PAGE_SIZE, s + i*PAGE_SIZE, PAGE_NOT_CACHEABLE, 0);
page_mapping_insert(s + i*PAGE_SIZE, ASID_KERNEL, s + i*PAGE_SIZE, PAGE_NOT_CACHEABLE, 0);
}
71,16 → 74,17
* using 'flags'. Allocate and setup any missing page tables.
*
* @param page Virtual address of the page to be mapped.
* @param asid Address space to wich page belongs.
* @param frame Physical address of memory frame to which the mapping is done.
* @param flags Flags to be used for mapping.
* @param root Explicit PTL0 address.
*/
void page_mapping_insert(__address page, __address frame, int flags, __address root)
void page_mapping_insert(__address page, asid_t asid, __address frame, int flags, __address root)
{
ASSERT(page_operations);
ASSERT(page_operations->mapping_insert);
page_operations->mapping_insert(page, frame, flags, root);
page_operations->mapping_insert(page, asid, frame, flags, root);
}
/** Find mapping for virtual page
88,14 → 92,15
* Find mapping for virtual page.
*
* @param page Virtual page.
* @param asid Address space to wich page belongs.
* @param root PTL0 address if non-zero.
*
* @return NULL if there is no such mapping; entry from PTL3 describing the mapping otherwise.
*/
pte_t *page_mapping_find(__address page, __address root)
pte_t *page_mapping_find(__address page, asid_t asid, __address root)
{
ASSERT(page_operations);
ASSERT(page_operations->mapping_find);
return page_operations->mapping_find(page, root);
return page_operations->mapping_find(page, asid, root);
}