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| author | Catalin Marinas <catalin.marinas@arm.com> | 2005-07-07 00:06:03 +0200 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2005-07-07 00:06:03 +0200 |
| commit | d1d890edace65721e9a7582545c943f67f500709 (patch) | |
| tree | 0c0170ed290533e2d1cf3576090afd5277fed579 /arch/arm/mm/proc-v6.S | |
| parent | Linux v2.6.13-rc3 (diff) | |
| download | linux-d1d890edace65721e9a7582545c943f67f500709.tar.xz linux-d1d890edace65721e9a7582545c943f67f500709.zip | |
[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 '')
| -rw-r--r-- | arch/arm/mm/proc-v6.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S index e3d8510f4340..352db98ee269 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 |