From 180b7a0ba65bb1c60076b9f5efee22cf6b1361bf Mon Sep 17 00:00:00 2001 From: Brian Swetland Date: Mon, 26 Jan 2009 17:15:49 -0800 Subject: [PATCH] [ARM] avoid mis-detecting some V7 cores in the decompressor This allows kernel decompress to happen nearly instantly instead of taking over 20 seconds. Signed-off-by: Brian Swetland --- arch/arm/boot/compressed/head.S | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index f9da41921c52..d7bfd2ee75e0 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -654,6 +654,8 @@ proc_types: @ b __arm6_mmu_cache_off @ b __armv3_mmu_cache_flush +#if !defined(CONFIG_CPU_V7) + /* This collides with some V7 IDs, preventing correct detection */ .word 0x00000000 @ old ARM ID .word 0x0000f000 mov pc, lr @@ -662,6 +664,7 @@ proc_types: THUMB( nop ) mov pc, lr THUMB( nop ) +#endif .word 0x41007000 @ ARM7/710 .word 0xfff8fe00 -- 2.34.1