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| author | Freya Murphy <freya@freyacat.org> | 2024-02-02 10:10:24 -0500 |
|---|---|---|
| committer | Freya Murphy <freya@freyacat.org> | 2024-02-02 10:13:32 -0500 |
| commit | 1d794d87f4307f7b34f5b69d69213343aed9d137 (patch) | |
| tree | 50d2508ddc4e6be814d31bfb37a37065e5e71525 /src/arch/amd64 | |
| parent | debugger (diff) | |
| download | corn-1d794d87f4307f7b34f5b69d69213343aed9d137.tar.gz corn-1d794d87f4307f7b34f5b69d69213343aed9d137.tar.bz2 corn-1d794d87f4307f7b34f5b69d69213343aed9d137.zip | |
looping kalloc can allocate all of memory (sometimes) :3
Diffstat (limited to 'src/arch/amd64')
| -rw-r--r-- | src/arch/amd64/paging.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/arch/amd64/paging.c b/src/arch/amd64/paging.c index 607267e..604e0a0 100644 --- a/src/arch/amd64/paging.c +++ b/src/arch/amd64/paging.c @@ -103,7 +103,7 @@ static void load_pd(void *phys) { return; pt->address = (uint64_t)phys >> 12; pt->flags = F_PRESENT | F_WRITEABLE; - invlpg(pdpt_mapped); + invlpg(pd_mapped); } static void load_pt(void *phys) { @@ -456,10 +456,14 @@ static int map_pages( page->address = (uint64_t)phys >> 12; page->flags = F_PRESENT | flags; - invlpg(virt); + + if (flags & F_GLOBAL) + invlpg(virt); } + __asm volatile("mov %cr3, %rax; mov %rax, %cr3;"); + return 0; failed: |