The patch titled
x86: VIA C7 CPU flags
has been added to the -mm tree. Its filename is
via-c7-cpu-flags.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: x86: VIA C7 CPU flags
From: Michal Ludvig <michal@xxxxxxxx>
New CPU flags for next generation of crypto engine as found in VIA C7
processors.
Signed-off-by: Michal Ludvig <michal@xxxxxxxx>
Cc: Andi Kleen <ak@xxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
arch/i386/kernel/cpu/proc.c | 2 +-
include/asm-i386/cpufeature.h | 12 ++++++++++++
2 files changed, 13 insertions(+), 1 deletion(-)
diff -puN arch/i386/kernel/cpu/proc.c~via-c7-cpu-flags arch/i386/kernel/cpu/proc.c
--- a/arch/i386/kernel/cpu/proc.c~via-c7-cpu-flags
+++ a/arch/i386/kernel/cpu/proc.c
@@ -52,7 +52,7 @@ static int show_cpuinfo(struct seq_file
/* VIA/Cyrix/Centaur-defined */
NULL, NULL, "rng", "rng_en", NULL, NULL, "ace", "ace_en",
- NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ "ace2", "ace2_en", "phe", "phe_en", "pmm", "pmm_en", NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
diff -puN include/asm-i386/cpufeature.h~via-c7-cpu-flags include/asm-i386/cpufeature.h
--- a/include/asm-i386/cpufeature.h~via-c7-cpu-flags
+++ a/include/asm-i386/cpufeature.h
@@ -89,6 +89,12 @@
#define X86_FEATURE_XSTORE_EN (5*32+ 3) /* on-CPU RNG enabled */
#define X86_FEATURE_XCRYPT (5*32+ 6) /* on-CPU crypto (xcrypt insn) */
#define X86_FEATURE_XCRYPT_EN (5*32+ 7) /* on-CPU crypto enabled */
+#define X86_FEATURE_ACE2 (5*32+ 8) /* Advanced Cryptography Engine v2 */
+#define X86_FEATURE_ACE2_EN (5*32+ 9) /* ACE v2 enabled */
+#define X86_FEATURE_PHE (5*32+ 10) /* PadLock Hash Engine */
+#define X86_FEATURE_PHE_EN (5*32+ 11) /* PHE enabled */
+#define X86_FEATURE_PMM (5*32+ 12) /* PadLock Montgomery Multiplier */
+#define X86_FEATURE_PMM_EN (5*32+ 13) /* PMM enabled */
/* More extended AMD flags: CPUID level 0x80000001, ecx, word 6 */
#define X86_FEATURE_LAHF_LM (6*32+ 0) /* LAHF/SAHF in long mode */
@@ -122,6 +128,12 @@
#define cpu_has_xstore_enabled boot_cpu_has(X86_FEATURE_XSTORE_EN)
#define cpu_has_xcrypt boot_cpu_has(X86_FEATURE_XCRYPT)
#define cpu_has_xcrypt_enabled boot_cpu_has(X86_FEATURE_XCRYPT_EN)
+#define cpu_has_ace2 boot_cpu_has(X86_FEATURE_ACE2)
+#define cpu_has_ace2_enabled boot_cpu_has(X86_FEATURE_ACE2_EN)
+#define cpu_has_phe boot_cpu_has(X86_FEATURE_PHE)
+#define cpu_has_phe_enabled boot_cpu_has(X86_FEATURE_PHE_EN)
+#define cpu_has_pmm boot_cpu_has(X86_FEATURE_PMM)
+#define cpu_has_pmm_enabled boot_cpu_has(X86_FEATURE_PMM_EN)
#endif /* __ASM_I386_CPUFEATURE_H */
_
Patches currently in -mm which might be from michal@xxxxxxxx are
git-cryptodev.patch
via-c7-cpu-flags.patch
-
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