diff options
Diffstat (limited to 'arch/arm/mm')
| -rw-r--r-- | arch/arm/mm/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/mm/init.c | 2 | ||||
| -rw-r--r-- | arch/arm/mm/ioremap.c | 3 | ||||
| -rw-r--r-- | arch/arm/mm/proc-v7.S | 26 |
4 files changed, 14 insertions, 18 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 4cefb57d9ed..1a3ca248816 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -882,6 +882,7 @@ config CACHE_XSC3L2 config ARM_L1_CACHE_SHIFT_6 bool + default y if CPU_V7 help Setting ARM L1 cache line size to 64 Bytes. diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 6ec1226fc62..5dc7d127a40 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -310,7 +310,7 @@ static void arm_memory_present(void) static bool arm_memblock_steal_permitted = true; -phys_addr_t arm_memblock_steal(phys_addr_t size, phys_addr_t align) +phys_addr_t __init arm_memblock_steal(phys_addr_t size, phys_addr_t align) { phys_addr_t phys; diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c index 80632e8d753..ba159370fa5 100644 --- a/arch/arm/mm/ioremap.c +++ b/arch/arm/mm/ioremap.c @@ -225,7 +225,8 @@ void __iomem * __arm_ioremap_pfn_caller(unsigned long pfn, if ((area->flags & VM_ARM_MTYPE_MASK) != VM_ARM_MTYPE(mtype)) continue; if (__phys_to_pfn(area->phys_addr) > pfn || - __pfn_to_phys(pfn) + size-1 > area->phys_addr + area->size-1) + __pfn_to_phys(pfn) + offset + size-1 > + area->phys_addr + area->size-1) continue; /* we can drop the lock here as we know *area is static */ read_unlock(&vmlist_lock); diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 7e9b5bf910c..0404ccbb8aa 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -148,10 +148,6 @@ ENDPROC(cpu_v7_do_resume) * Initialise TLB, Caches, and MMU state ready to switch the MMU * on. Return in r0 the new CP15 C1 control register setting. * - * We automatically detect if we have a Harvard cache, and use the - * Harvard cache control instructions insead of the unified cache - * control instructions. - * * This should be able to cover all ARMv7 cores. * * It is assumed that: @@ -251,9 +247,7 @@ __v7_setup: #endif 3: mov r10, #0 -#ifdef HARVARD_CACHE mcr p15, 0, r10, c7, c5, 0 @ I+BTB cache invalidate -#endif dsb #ifdef CONFIG_MMU mcr p15, 0, r10, c8, c7, 0 @ invalidate I + D TLBs @@ -330,16 +324,6 @@ __v7_ca5mp_proc_info: .size __v7_ca5mp_proc_info, . - __v7_ca5mp_proc_info /* - * ARM Ltd. Cortex A7 processor. - */ - .type __v7_ca7mp_proc_info, #object -__v7_ca7mp_proc_info: - .long 0x410fc070 - .long 0xff0ffff0 - __v7_proc __v7_ca7mp_setup, hwcaps = HWCAP_IDIV - .size __v7_ca7mp_proc_info, . - __v7_ca7mp_proc_info - - /* * ARM Ltd. Cortex A9 processor. */ .type __v7_ca9mp_proc_info, #object @@ -351,6 +335,16 @@ __v7_ca9mp_proc_info: #endif /* CONFIG_ARM_LPAE */ /* + * ARM Ltd. Cortex A7 processor. + */ + .type __v7_ca7mp_proc_info, #object +__v7_ca7mp_proc_info: + .long 0x410fc070 + .long 0xff0ffff0 + __v7_proc __v7_ca7mp_setup, hwcaps = HWCAP_IDIV + .size __v7_ca7mp_proc_info, . - __v7_ca7mp_proc_info + + /* * ARM Ltd. Cortex A15 processor. */ .type __v7_ca15mp_proc_info, #object |