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| author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-28 14:40:39 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-28 14:40:39 -0700 |
| commit | ebdea46fecae40c4d7effcd33f40918a37a1df4b (patch) | |
| tree | e4312bf7f1f3d184738963a0ec300aa9fdfd55c1 /arch/arm/kernel/head-nommu.S | |
| parent | fecf3404f4aba6d0edeba31eeb018cbb6326dff2 (diff) | |
| parent | 250d375d1da45a5e08ab8baf5eaa7eb258afd82b (diff) | |
| download | talos-op-linux-ebdea46fecae40c4d7effcd33f40918a37a1df4b.tar.gz talos-op-linux-ebdea46fecae40c4d7effcd33f40918a37a1df4b.zip | |
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (130 commits)
[ARM] 3856/1: Add clocksource for Intel IXP4xx platforms
[ARM] 3855/1: Add generic time support
[ARM] 3873/1: S3C24XX: Add irq_chip names
[ARM] 3872/1: S3C24XX: Apply consistant tabbing to irq_chips
[ARM] 3871/1: S3C24XX: Fix ordering of EINT4..23
[ARM] nommu: confirms the CR_V bit in nommu mode
[ARM] nommu: abort handler fixup for !CPU_CP15_MMU cores.
[ARM] 3870/1: AT91: Start removing static memory mappings
[ARM] 3869/1: AT91: NAND support for DK and KB9202 boards
[ARM] 3868/1: AT91 hardware header update
[ARM] 3867/1: AT91 GPIO update
[ARM] 3866/1: AT91 clock update
[ARM] 3865/1: AT91RM9200 header updates
[ARM] 3862/2: S3C2410 - add basic power management support for AML M5900 series
[ARM] kthread: switch arch/arm/kernel/apm.c
[ARM] Off-by-one in arch/arm/common/icst*
[ARM] 3864/1: Refactore sharpsl_pm
[ARM] 3863/1: Add Locomo SPI Device
[ARM] 3847/2: Convert LOMOMO to use struct device for GPIOs
[ARM] Use CPU_CACHE_* where possible in asm/cacheflush.h
...
Diffstat (limited to 'arch/arm/kernel/head-nommu.S')
| -rw-r--r-- | arch/arm/kernel/head-nommu.S | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/arm/kernel/head-nommu.S b/arch/arm/kernel/head-nommu.S index ac9eb3d30518..f359a189dcf2 100644 --- a/arch/arm/kernel/head-nommu.S +++ b/arch/arm/kernel/head-nommu.S @@ -9,7 +9,6 @@ * published by the Free Software Foundation. * * Common kernel startup code (non-paged MM) - * for 32-bit CPUs which has a process ID register(CP15). * */ #include <linux/linkage.h> @@ -40,7 +39,11 @@ ENTRY(stext) msr cpsr_c, #PSR_F_BIT | PSR_I_BIT | SVC_MODE @ ensure svc mode @ and irqs disabled +#ifndef CONFIG_CPU_CP15 + ldr r9, =CONFIG_PROCESSOR_ID +#else mrc p15, 0, r9, c0, c0 @ get processor id +#endif bl __lookup_processor_type @ r5=procinfo r9=cpuid movs r10, r5 @ invalid processor (r5=0)? beq __error_p @ yes, error 'p' @@ -58,6 +61,7 @@ ENTRY(stext) */ .type __after_proc_init, %function __after_proc_init: +#ifdef CONFIG_CPU_CP15 mrc p15, 0, r0, c1, c0, 0 @ read control reg #ifdef CONFIG_ALIGNMENT_TRAP orr r0, r0, #CR_A @@ -73,7 +77,13 @@ __after_proc_init: #ifdef CONFIG_CPU_ICACHE_DISABLE bic r0, r0, #CR_I #endif +#ifdef CONFIG_CPU_HIGH_VECTOR + orr r0, r0, #CR_V +#else + bic r0, r0, #CR_V +#endif mcr p15, 0, r0, c1, c0, 0 @ write control reg +#endif /* CONFIG_CPU_CP15 */ mov pc, r13 @ clear the BSS and jump @ to start_kernel |
