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authorCatalin Marinas <catalin.marinas@arm.com>2005-07-06 23:06:03 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2005-07-06 23:06:03 +0100
commitd1d890edace65721e9a7582545c943f67f500709 (patch)
tree0c0170ed290533e2d1cf3576090afd5277fed579 /arch/arm
parenta18bcb7450840f07a772a45229de4811d930f461 (diff)
[PATCH] ARM: 2789/1: Enable access to both CP10 and CP11 on ARMv6
Patch from Catalin Marinas The VFP instructions trigger undefined exceptions because the access to CP11 is disabled (only CP10 is currently enabled by the kernel). The patch fixes this problem. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mm/proc-v6.S2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index e3d8510f434..352db98ee26 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -200,7 +200,7 @@ __v6_setup:
mcr p15, 0, r4, c2, c0, 1 @ load TTB1
#ifdef CONFIG_VFP
mrc p15, 0, r0, c1, c0, 2
- orr r0, r0, #(3 << 20)
+ orr r0, r0, #(0xf << 20)
mcr p15, 0, r0, c1, c0, 2 @ Enable full access to VFP
#endif
mrc p15, 0, r0, c1, c0, 0 @ read control register