[Xen-devel,v2,2/7] xen/arm32: Add missing MIDR values for Cortex-A17 and A12

Message ID 20180131165334.23175-3-julien.grall@arm.com
State Superseded
Headers show
Series
  • xen/arm32: Branch predictor hardening (XSA-254 variant 2)
Related show

Commit Message

Julien Grall Jan. 31, 2018, 4:53 p.m.
From: Julien Grall <julien.grall@linaro.org>

Cortex-A17 and A12 MIDR will be used in a follow-up patch for hardening
the branch predictor.

This is part of XSA-254.

Signed-off-by: Julien Grall <julien.grall@linaro.org>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>

---
    Changes in v2:
        - Add Stefano's reviewed-by
---
 xen/include/asm-arm/processor.h | 4 ++++
 1 file changed, 4 insertions(+)

Patch

diff --git a/xen/include/asm-arm/processor.h b/xen/include/asm-arm/processor.h
index 466da5da86..c0f79d0093 100644
--- a/xen/include/asm-arm/processor.h
+++ b/xen/include/asm-arm/processor.h
@@ -44,6 +44,8 @@ 
 
 #define ARM_CPU_IMP_ARM             0x41
 
+#define ARM_CPU_PART_CORTEX_A12     0xC0D
+#define ARM_CPU_PART_CORTEX_A17     0xC0E
 #define ARM_CPU_PART_CORTEX_A15     0xC0F
 #define ARM_CPU_PART_CORTEX_A53     0xD03
 #define ARM_CPU_PART_CORTEX_A57     0xD07
@@ -51,6 +53,8 @@ 
 #define ARM_CPU_PART_CORTEX_A73     0xD09
 #define ARM_CPU_PART_CORTEX_A75     0xD0A
 
+#define MIDR_CORTEX_A12 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A12)
+#define MIDR_CORTEX_A17 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A17)
 #define MIDR_CORTEX_A15 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A15)
 #define MIDR_CORTEX_A53 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A53)
 #define MIDR_CORTEX_A57 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A57)