Changeset 40c8c17 in mainline for kernel/arch/ia32/src
- Timestamp:
- 2011-11-26T21:37:40Z (14 years ago)
- Branches:
- lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
- Children:
- 38ff925
- Parents:
- 056ddc30
- Location:
- kernel/arch/ia32/src/mm
- Files:
-
- 2 edited
Legend:
- Unmodified
- Added
- Removed
-
kernel/arch/ia32/src/mm/frame.c
r056ddc30 r40c8c17 49 49 size_t hardcoded_unmapped_kdata_size = 0; 50 50 51 // XXX: remove me52 uintptr_t last_frame = 0;53 54 51 static void init_e820_memory(pfn_t minconf, bool low) 55 52 { … … 85 82 ZONE_AVAILABLE | ZONE_HIGHMEM); 86 83 } 87 88 // XXX: remove me89 if (last_frame < new_base + new_size)90 last_frame = new_base + new_size;91 84 } else if ((e820table[i].type == MEMMAP_MEMORY_ACPI) || 92 85 (e820table[i].type == MEMMAP_MEMORY_NVS)) { -
kernel/arch/ia32/src/mm/page.c
r056ddc30 r40c8c17 66 66 67 67 /* 68 * PA2KA(identity) mapping for all frames until last_frame.68 * PA2KA(identity) mapping for all low-memory frames. 69 69 */ 70 70 page_table_lock(AS_KERNEL, true); 71 for (cur = 0; cur < min(config.identity_size, last_frame);71 for (cur = 0; cur < min(config.identity_size, config.physmem_end); 72 72 cur += FRAME_SIZE) { 73 73 flags = PAGE_CACHEABLE | PAGE_WRITE; 74 if ((PA2KA(cur) >= config.base) && (PA2KA(cur) <75 config.base + config.kernel_size))74 if ((PA2KA(cur) >= config.base) && 75 (PA2KA(cur) < config.base + config.kernel_size)) 76 76 flags |= PAGE_GLOBAL; 77 77 page_mapping_insert(AS_KERNEL, PA2KA(cur), cur, flags);
Note:
See TracChangeset
for help on using the changeset viewer.