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| author | Robin Getz <rgetz@blackfin.uclinux.org> | 2008-08-14 06:44:33 (GMT) |
|---|---|---|
| committer | Bryan Wu <cooloney@kernel.org> | 2008-08-14 06:44:33 (GMT) |
| commit | cd8fb8df1458df7f3b99fd112e722b05f42c64d9 (patch) | |
| tree | 9cb389a1b61500b6b38752d96b72db23c0590c28 /arch/blackfin/mach-common | |
| parent | ee32664da9531329b87aa5109e41e7cc73a04121 (diff) | |
| download | linux-fsl-qoriq-cd8fb8df1458df7f3b99fd112e722b05f42c64d9.tar.xz | |
Blackfin arch: Print out doublefault addresses, so debug can occur
Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin/mach-common')
| -rw-r--r-- | arch/blackfin/mach-common/head.S | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/blackfin/mach-common/head.S b/arch/blackfin/mach-common/head.S index 2c69ad4..fb7e2d4 100644 --- a/arch/blackfin/mach-common/head.S +++ b/arch/blackfin/mach-common/head.S @@ -90,6 +90,12 @@ ENTRY(__start) [p0] = R0; SSYNC; + /* Save RETX, in case of doublefault */ + p0.l = ___retx; + p0.h = ___retx; + R0 = RETX; + [P0] = R0; + /* Let each Blackfin family do its own thing */ call _mach_early_start; |