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authorOlof Johansson <olof@lixom.net>2007-02-26 01:35:14 -0500
committerPaul Mackerras <paulus@samba.org>2007-03-07 12:09:32 -0500
commit3546e811f13673f2364c15d966a178e8b670cbce (patch)
treed2b26ac03a251299c09dd35c7f4df8fb5686ec11 /arch/powerpc/kernel/cputable.c
parent08e15e81a40e3241ce93b4a43886f3abda184aa6 (diff)
[POWERPC] No DEEPNAP on 970MP 1.0
970MP rev 1.0 is reported to have nonworking DEEPNAP support, we've had bug reports of lockups on those machines. Appearantly Apple used them on some dual-core dual-cpu systems. Rev 1.1 is OK, and that's the one that all 4-way systems seem to use. Signed-off-by: Olof Johansson <olof@lixom.net> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/kernel/cputable.c')
-rw-r--r--arch/powerpc/kernel/cputable.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index 7ec4ac77c0fa..e4006dc087ca 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -225,6 +225,22 @@ static struct cpu_spec cpu_specs[] = {
225 .oprofile_type = PPC_OPROFILE_POWER4, 225 .oprofile_type = PPC_OPROFILE_POWER4,
226 .platform = "ppc970", 226 .platform = "ppc970",
227 }, 227 },
228 { /* PPC970MP DD1.0 - no DEEPNAP, use regular 970 init */
229 .pvr_mask = 0xffffffff,
230 .pvr_value = 0x00440100,
231 .cpu_name = "PPC970MP",
232 .cpu_features = CPU_FTRS_PPC970,
233 .cpu_user_features = COMMON_USER_POWER4 |
234 PPC_FEATURE_HAS_ALTIVEC_COMP,
235 .icache_bsize = 128,
236 .dcache_bsize = 128,
237 .num_pmcs = 8,
238 .cpu_setup = __setup_cpu_ppc970,
239 .cpu_restore = __restore_cpu_ppc970,
240 .oprofile_cpu_type = "ppc64/970MP",
241 .oprofile_type = PPC_OPROFILE_POWER4,
242 .platform = "ppc970",
243 },
228 { /* PPC970MP */ 244 { /* PPC970MP */
229 .pvr_mask = 0xffff0000, 245 .pvr_mask = 0xffff0000,
230 .pvr_value = 0x00440000, 246 .pvr_value = 0x00440000,