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Get deathstar demo working again on metal

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Justine Tunney 2024-07-04 03:44:17 -07:00
parent 15ea0524b3
commit bd6d9ff99a
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GPG key ID: BE714B4575D6E328
6 changed files with 21 additions and 17 deletions
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8
libc/intrin/mman.greg.c
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@ -45,7 +45,7 @@
#ifdef __x86_64__
#define INVERT(x) (BANE + PHYSICAL((uintptr_t)(x)))
#define NOPAGE ((uint64_t) - 1)
#define NOPAGE ((uint64_t)-1)
#define APE_STACK_VADDR \
({ \
@ -69,9 +69,9 @@ texthead uint64_t __new_page(struct mman *mm) {
if (p != NOPAGE) {
uint64_t q;
struct ReclaimedPage *rp = (struct ReclaimedPage *)(BANE + p);
unassert(p == (p & PAGE_TA));
/* unassert(p == (p & PAGE_TA)); */
q = rp->next;
unassert(q == (q & PAGE_TA) || q == NOPAGE);
/* unassert(q == (q & PAGE_TA) || q == NOPAGE); */
mm->frp = q;
return p;
}
@ -200,7 +200,7 @@ void __ref_pages(struct mman *mm, uint64_t *pml4t, uint64_t ps, uint64_t size) {
*/
static void __reclaim_page(struct mman *mm, uint64_t p) {
struct ReclaimedPage *rp = (struct ReclaimedPage *)(BANE + p);
unassert(p == (p & PAGE_TA));
/* unassert(p == (p & PAGE_TA)); */
rp->next = mm->frp;
mm->frp = p;
}