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Now correctly handles B_BASE_ADDRESS, and probably B_ANY_KERNEL_BLOCK_ADDRESS,

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too.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@7866 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
2004-06-08 22:55:39 +00:00
parent 706d99ca73
commit e243c52503
1 changed files with 17 additions and 15 deletions
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src/kernel/core/vm/vm.c
+11 -9
View File
@@ -253,6 +253,8 @@ find_and_insert_region_slot(vm_virtual_map *map, addr_t start, addr_t size, addr
switch (addr_type) {
case B_ANY_ADDRESS:
case B_ANY_KERNEL_ADDRESS:
case B_ANY_KERNEL_BLOCK_ADDRESS:
case B_BASE_ADDRESS:
// find a hole big enough for a new region
if (!last_r) {
// see if we can build it at the beginning of the virtual map
@@ -428,11 +430,13 @@ map_backing_store(vm_address_space *aspace, vm_store *store, void **vaddr,
switch (addr_type) {
case B_EXACT_ADDRESS:
case B_EXACT_KERNEL_ADDRESS:
case B_BASE_ADDRESS:
search_addr = (addr_t)*vaddr;
search_end = (addr_t)*vaddr + size;
break;
case B_ANY_ADDRESS:
case B_ANY_KERNEL_ADDRESS:
case B_ANY_KERNEL_BLOCK_ADDRESS:
search_addr = aspace->virtual_map.base;
search_end = aspace->virtual_map.base + (aspace->virtual_map.size - 1);
break;
@@ -503,14 +507,9 @@ vm_create_anonymous_region(aspace_id aid, const char *name, void **address,
switch (addr_type) {
case B_ANY_ADDRESS:
case B_EXACT_ADDRESS:
//case B_BASE_ADDRESS:
case B_ANY_KERNEL_ADDRESS:
case B_ANY_KERNEL_BLOCK_ADDRESS:
case B_EXACT_KERNEL_ADDRESS:
break;
case B_BASE_ADDRESS:
dprintf("create_area: B_BASE_ADDRESS demanded (switch to B_ANY_ADDRESS)!\n");
addr_type = B_ANY_ADDRESS;
case B_ANY_KERNEL_ADDRESS:
case B_EXACT_KERNEL_ADDRESS:
break;
default:
@@ -525,7 +524,8 @@ vm_create_anonymous_region(aspace_id aid, const char *name, void **address,
case B_ALREADY_WIRED:
break;
case B_LOMEM:
dprintf("B_LOMEM is not yet supported!\n");
//case B_SLOWMEM:
dprintf("B_LOMEM/SLOWMEM is not yet supported!\n");
wiring = B_FULL_LOCK;
break;
default:
@@ -673,7 +673,9 @@ vm_create_anonymous_region(aspace_id aid, const char *name, void **address,
return ENOMEM;
}
region_id vm_map_physical_memory(aspace_id aid, const char *name, void **_address,
region_id
vm_map_physical_memory(aspace_id aid, const char *name, void **_address,
int addr_type, addr_t size, int lock, addr_t phys_addr)
{
vm_region *region;