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Compare Revisions

• This comparison shows the changes necessary to convert path

  → /kernel/trunk/generic/src/mm/frame.c @ 536

  → /kernel/trunk/generic/src/mm/frame.c @ 537

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 536 → Rev 537

/kernel/trunk/generic/src/mm/frame.c
63,17 → 63,16
{
if (config.cpu_active == 1) {
zone_init();
frame_region_not_free(config.base, config.kernel_size);
frame_region_not_free(KA2PA(config.base), config.kernel_size);
}
frame_arch_init();
}
/** Allocate a frame
/** Allocate power-of-two frames of physical memory.
*
* Allocate a frame of physical memory.
*
* @param flags Flags for host zone selection and address processing.
* @param order Allocate exactly 2^order frames.
*
* @return Allocated frame.
*/
202,19 → 201,19
*
* Mark frame region not free.
*
* @param start First address.
* @param stop Last address.
* @param base Base address of non-available region.
* @param size Size of non-available region.
*/
void frame_region_not_free(__address base, size_t size)
{
count_t index;
index_t index;
index = zone_blacklist_count++;
ASSERT(base % FRAME_SIZE == 0);
if (size % FRAME_SIZE != 0) {
size = ALIGN(size, FRAME_SIZE);
}
ASSERT(size % FRAME_SIZE == 0);
/* Force base to the nearest lower address frame boundary. */
base &= ~(FRAME_SIZE - 1);
/* Align size to frame boundary. */
size = ALIGN(size, FRAME_SIZE);
ASSERT(zone_blacklist_count <= ZONE_BLACKLIST_SIZE);
zone_blacklist[index].base = base;
zone_blacklist[index].size = size;
235,13 → 234,15
void zone_create_in_region(__address base, size_t size) {
int i;
zone_t * z;
__address s; size_t sz;
__address s;
size_t sz;
ASSERT(base % FRAME_SIZE == 0);
ASSERT(size % FRAME_SIZE == 0);
if (!size) return;
if (!size)
return;
for (i = 0; i < zone_blacklist_count; i++) {
if (zone_blacklist[i].base >= base && zone_blacklist[i].base < base + size) {
s = base; sz = zone_blacklist[i].base - base;
303,8 → 304,6
z->flags = flags;
z->free_count = cnt;
list_initialize(&z->free_head);
z->busy_count = 0;
z->frames = (frame_t *) early_malloc(cnt * sizeof(frame_t));
315,13 → 314,13
for (i = 0; i<cnt; i++) {
frame_initialize(&z->frames[i], z);
list_append(&z->frames[i].link, &z->free_head);
}
/*
* Create buddy system for the zone
*/
for (max_order = 0; cnt >> max_order; max_order++);
for (max_order = 0; cnt >> max_order; max_order++)
;
z->buddy_system = buddy_system_create(max_order, &zone_buddy_system_operations, (void *) z);
/* Stuffing frames */
363,7 → 362,6
{
frame->refcount = 1;
frame->buddy_order = 0;
link_initialize(&frame->link);
}