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| author | Michael Ellerman | 2005-11-03 05:30:49 +0100 |
|---|---|---|
| committer | Michael Ellerman | 2005-11-03 05:30:49 +0100 |
| commit | cab0af98dfbbf8076d1af01f2927af491a76a33f (patch) | |
| tree | baf3a5cda6e4c117652667ca013db28906497e4c /arch/powerpc/platforms/pseries/setup.c | |
| parent | powerpc: Copy default configs into arch/powerpc/configs (diff) | |
| download | kernel-qcow2-linux-cab0af98dfbbf8076d1af01f2927af491a76a33f.tar.gz kernel-qcow2-linux-cab0af98dfbbf8076d1af01f2927af491a76a33f.tar.xz kernel-qcow2-linux-cab0af98dfbbf8076d1af01f2927af491a76a33f.zip | |
powerpc: Make set_dabr() a ppc_md function
Move pSeries specific code in set_dabr() into a ppc_md function, this will
allow us to keep plpar_wrappers.h private to platforms/pseries.
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/platforms/pseries/setup.c')
| -rw-r--r-- | arch/powerpc/platforms/pseries/setup.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c index c0a3d918148a..ee468f07f378 100644 --- a/arch/powerpc/platforms/pseries/setup.c +++ b/arch/powerpc/platforms/pseries/setup.c @@ -350,6 +350,16 @@ static void pSeries_mach_cpu_die(void) for(;;); } +static int pseries_set_dabr(unsigned long dabr) +{ + if (firmware_has_feature(FW_FEATURE_XDABR)) { + /* We want to catch accesses from kernel and userspace */ + return plpar_set_xdabr(dabr, H_DABRX_KERNEL | H_DABRX_USER); + } + + return plpar_set_dabr(dabr); +} + /* * Early initialization. Relocation is on but do not reference unbolted pages @@ -385,6 +395,8 @@ static void __init pSeries_init_early(void) DBG("Hello World !\n"); } + if (firmware_has_feature(FW_FEATURE_XDABR | FW_FEATURE_DABR)) + ppc_md.set_dabr = pseries_set_dabr; iommu_init_early_pSeries(); |