diff options
Diffstat (limited to 'src/arch')
| -rw-r--r-- | src/arch/arm/armv7/mmu.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/arch/arm/armv7/mmu.c b/src/arch/arm/armv7/mmu.c index 2cf90e75f7..b1c1aac0c0 100644 --- a/src/arch/arm/armv7/mmu.c +++ b/src/arch/arm/armv7/mmu.c @@ -218,8 +218,14 @@ void mmu_config_range_kb(u32 start_kb, u32 size_kb, enum dcache_policy policy) u32 mask = BLOCK_SIZE/KiB - 1; printk(BIOS_DEBUG, "Mapping address range [%#.8x:%#.8x) as %s\n", start_kb * KiB, (start_kb + size_kb) * KiB, attrs[policy].name); + + u32 end_kb = ALIGN_UP((start_kb + size_kb), PAGE_SIZE/KiB) - + (start_kb & ~mask); + + assert(end_kb <= BLOCK_SIZE/KiB); + mmu_fill_table(table, (start_kb & mask) / (PAGE_SIZE/KiB), - div_round_up((start_kb + size_kb) & mask, PAGE_SIZE/KiB), + end_kb / (PAGE_SIZE/KiB), (start_kb & ~mask) * KiB, PAGE_SHIFT, ATTR_PAGE | attr); } |