From 59c7bcd4d60812ca10ec691376f43d6a5fbfb4f8 Mon Sep 17 00:00:00 2001 From: Eric Miao Date: Sat, 29 Nov 2008 21:42:39 +0800 Subject: [PATCH] [ARM] pxa: add base PXA935 support due to CPUID change PXA935 has changed its implementor ID from Intel to Marvell, this patch modifies arch/arm/boot/compressed/head.S and proc-xsc3.S to support a smooth bootup. Signed-off-by: Eric Miao --- arch/arm/boot/compressed/head.S | 6 ++++++ arch/arm/mm/proc-xsc3.S | 25 +++++++++++++++++++++++++ 2 files changed, 31 insertions(+) diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index 84a1e0496a3c..606650964eff 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -624,6 +624,12 @@ proc_types: b __armv4_mmu_cache_off b __armv4_mmu_cache_flush + .word 0x56056930 + .word 0xff0ffff0 @ PXA935 + b __armv4_mmu_cache_on + b __armv4_mmu_cache_off + b __armv4_mmu_cache_flush + .word 0x56050000 @ Feroceon .word 0xff0f0000 b __armv4_mmu_cache_on diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S index 8f6cf56c11c0..33515c214b92 100644 --- a/arch/arm/mm/proc-xsc3.S +++ b/arch/arm/mm/proc-xsc3.S @@ -481,3 +481,28 @@ __xsc3_proc_info: .long xsc3_mc_user_fns .long xsc3_cache_fns .size __xsc3_proc_info, . - __xsc3_proc_info + +/* Note: PXA935 changed its implementor ID from Intel to Marvell */ + + .type __xsc3_pxa935_proc_info,#object +__xsc3_pxa935_proc_info: + .long 0x56056000 + .long 0xffffe000 + .long PMD_TYPE_SECT | \ + PMD_SECT_BUFFERABLE | \ + PMD_SECT_CACHEABLE | \ + PMD_SECT_AP_WRITE | \ + PMD_SECT_AP_READ + .long PMD_TYPE_SECT | \ + PMD_SECT_AP_WRITE | \ + PMD_SECT_AP_READ + b __xsc3_setup + .long cpu_arch_name + .long cpu_elf_name + .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP + .long cpu_xsc3_name + .long xsc3_processor_functions + .long v4wbi_tlb_fns + .long xsc3_mc_user_fns + .long xsc3_cache_fns + .size __xsc3_pxa935_proc_info, . - __xsc3_pxa935_proc_info -- 2.30.2