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Commit 3546e811 authored by Olof Johansson's avatar Olof Johansson Committed by Paul Mackerras
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[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: default avatarOlof Johansson <olof@lixom.net>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 08e15e81

arch/powerpc/kernel/cputable.c

+16 −0
Original line number Diff line number Diff line
@@ -225,6 +225,22 @@ static struct cpu_spec cpu_specs[] = { 
		.oprofile_type		= PPC_OPROFILE_POWER4,

		.platform		= "ppc970",

	},

	{	/* PPC970MP DD1.0 - no DEEPNAP, use regular 970 init */

		.pvr_mask		= 0xffffffff,

		.pvr_value		= 0x00440100,

		.cpu_name		= "PPC970MP",

		.cpu_features		= CPU_FTRS_PPC970,

		.cpu_user_features	= COMMON_USER_POWER4 |

			PPC_FEATURE_HAS_ALTIVEC_COMP,

		.icache_bsize		= 128,

		.dcache_bsize		= 128,

		.num_pmcs		= 8,

		.cpu_setup		= __setup_cpu_ppc970,

		.cpu_restore		= __restore_cpu_ppc970,

		.oprofile_cpu_type	= "ppc64/970MP",

		.oprofile_type		= PPC_OPROFILE_POWER4,

		.platform		= "ppc970",

	},

	{	/* PPC970MP */

		.pvr_mask		= 0xffff0000,

		.pvr_value		= 0x00440000,