Rev 1730 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed
| Rev 1730 | Rev 1780 | ||
|---|---|---|---|
| Line 43... | Line 43... | ||
| 43 | if (config.cpu_active == 1) |
43 | if (config.cpu_active == 1) |
| 44 | page_mapping_operations = &pt_mapping_operations; |
44 | page_mapping_operations = &pt_mapping_operations; |
| 45 | } |
45 | } |
| 46 | 46 | ||
| 47 | 47 | ||
| 48 | __address hw_map(__address physaddr, size_t size) |
48 | uintptr_t hw_map(uintptr_t physaddr, size_t size) |
| 49 | { |
49 | { |
| 50 | if (last_frame + ALIGN_UP(size, PAGE_SIZE) > KA2PA(KERNEL_ADDRESS_SPACE_END_ARCH)) |
50 | if (last_frame + ALIGN_UP(size, PAGE_SIZE) > KA2PA(KERNEL_ADDRESS_SPACE_END_ARCH)) |
| 51 | panic("Unable to map physical memory %p (%d bytes)", physaddr, size) |
51 | panic("Unable to map physical memory %p (%d bytes)", physaddr, size) |
| 52 | 52 | ||
| 53 | __address virtaddr = PA2KA(last_frame); |
53 | uintptr_t virtaddr = PA2KA(last_frame); |
| 54 | pfn_t i; |
54 | pfn_t i; |
| 55 | for (i = 0; i < ADDR2PFN(ALIGN_UP(size, PAGE_SIZE)); i++) |
55 | for (i = 0; i < ADDR2PFN(ALIGN_UP(size, PAGE_SIZE)); i++) |
| 56 | page_mapping_insert(AS_KERNEL, virtaddr + PFN2ADDR(i), physaddr + PFN2ADDR(i), PAGE_NOT_CACHEABLE); |
56 | page_mapping_insert(AS_KERNEL, virtaddr + PFN2ADDR(i), physaddr + PFN2ADDR(i), PAGE_NOT_CACHEABLE); |
| 57 | 57 | ||
| 58 | last_frame = ALIGN_UP(last_frame + size, FRAME_SIZE); |
58 | last_frame = ALIGN_UP(last_frame + size, FRAME_SIZE); |