Re: [PATCH] powerpc: Add HWCAP bits for Power9
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From: Steve Munroe <hidden>
Date: 2016-01-11 21:43:39
Michael Ellerman [off-list ref] wrote on 01/10/2016 08:59:04 PM:
quoted hunk ↗ jump to hunk
From: Michael Ellerman <mpe@ellerman.id.au> To: <redacted> Cc: tuliom@linux.vnet.ibm.com, adhemerval.zanella@linaro.org, cseo@linux.vnet.ibm.com, bergner@vnet.ibm.com, Steve Munroe/ Rochester/IBM@IBMUS Date: 01/10/2016 08:59 PM Subject: [PATCH] powerpc: Add HWCAP bits for Power9 In order to support Power9 we need two new HWCAP bits. We are merging these ahead of the cputable entry so that glibc can start referring to them. Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> --- arch/powerpc/include/uapi/asm/cputable.h | 2 ++ 1 file changed, 2 insertions(+)diff --git a/arch/powerpc/include/uapi/asm/cputable.h b/arch/powerpc/include/uapi/asm/cputable.h index 43686043e297..8dde19962a5b 100644--- a/arch/powerpc/include/uapi/asm/cputable.h +++ b/arch/powerpc/include/uapi/asm/cputable.h@@ -43,5 +43,7 @@ #define PPC_FEATURE2_TAR 0x04000000 #define PPC_FEATURE2_VEC_CRYPTO 0x02000000 #define PPC_FEATURE2_HTM_NOSC 0x01000000 +#define PPC_FEATURE2_ARCH_3_00 0x00800000 /* ISA 3.00 */ +#define PPC_FEATURE2_HAS_IEEE128 0x00400000 /* VSX IEEE BinaryFloat 128-bit */ #endif /* _UAPI__ASM_POWERPC_CPUTABLE_H */ -- 2.5.0
We need this in mainline kernel ASAP or the GLIBC maintainers are going to force us to revert our patch. Missing GLIBC2.23. Steven J. Munroe Linux on Power Toolchain Architect IBM Corporation, Linux Technology Center