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Marvin
2026-09-28 17:46:45 +02:00
committed by Marvin Friedrich
parent 09926f45ee
commit 4a20a5b0af
62 changed files with 1266 additions and 554 deletions
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dev/acpi/uacpi_glue.c
+7 -4
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@@ -23,12 +23,15 @@ void* uacpi_kernel_map(uacpi_phys_addr addr, uacpi_size len) {
uintptr_t difference = addr - aligned_addr;
size_t aligned_len = ALIGN_UP(len + difference, arch_mem_page_size());
uintptr_t vaddr = vm_alloc(len);
for (size_t i = 0; i < len; i += arch_mem_page_size()) {
pmap_map(&kernel_vma.pmap, vaddr + i, addr + i, PROT_READ | PROT_WRITE, CACHE_ANY);
uintptr_t vaddr = vm_alloc(aligned_len);
if (!vaddr)
return nullptr;
for (size_t i = 0; i < aligned_len; i += arch_mem_page_size()) {
pmap_map(&kernel_vma.pmap, vaddr + i, aligned_addr + i, PROT_READ | PROT_WRITE, CACHE_ANY);
}
return (void*)vaddr;
return (void*)(vaddr + difference);
}
void uacpi_kernel_unmap(void* addr, uacpi_size len) {