There's already a function that implement necessary arithemtic to find offset within page table for a given address, so make use of it instead of re-implementing it again.
Signed-off-by: Andrey Smirnov <[email protected]> --- arch/arm/cpu/mmu.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/arch/arm/cpu/mmu.c b/arch/arm/cpu/mmu.c index 94388f11a..ceb854ac8 100644 --- a/arch/arm/cpu/mmu.c +++ b/arch/arm/cpu/mmu.c @@ -272,8 +272,7 @@ static void create_vector_table(unsigned long adr) { struct resource *vectors_sdram; void *vectors; - u32 *exc; - int idx; + u32 *pte; vectors_sdram = request_sdram_region("vector table", adr, PAGE_SIZE); if (vectors_sdram) { @@ -293,9 +292,9 @@ static void create_vector_table(unsigned long adr) vectors = xmemalign(PAGE_SIZE, PAGE_SIZE); pr_debug("Creating vector table, virt = 0x%p, phys = 0x%08lx\n", vectors, adr); - exc = arm_create_pte(adr, pte_flags_uncached); - idx = (adr & (PGDIR_SIZE - 1)) >> PAGE_SHIFT; - exc[idx] = (u32)vectors | PTE_TYPE_SMALL | pte_flags_cached; + arm_create_pte(adr, pte_flags_uncached); + pte = find_pte(adr); + *pte = (u32)vectors | PTE_TYPE_SMALL | pte_flags_cached; } arm_fixup_vectors(); -- 2.17.0 _______________________________________________ barebox mailing list [email protected] http://lists.infradead.org/mailman/listinfo/barebox
