File xsa398-1.patch of Package xen.23271

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File xsa398-1.patch of Package xen.23271

# Commit 35d1b85a6b43483f6bd007d48757434e54743e98
# Date 2022-03-08 16:38:02 +0000
# Author Bertrand Marquis <bertrand.marquis@arm.com>
# Committer Andrew Cooper <andrew.cooper3@citrix.com>
xen/arm: Introduce new Arm processors

Add some new processor identifiers in processor.h and sync Xen
definitions with status of Linux 5.17 (declared in
arch/arm64/include/asm/cputype.h).

This is part of XSA-398 / CVE-2022-23960.

Signed-off-by: Bertrand Marquis <bertrand.marquis@arm.com>
Acked-by: Julien Grall <julien@xen.org>

--- a/xen/include/asm-arm/processor.h
+++ b/xen/include/asm-arm/processor.h
@@ -48,23 +48,43 @@
 #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_A35     0xD04
+#define ARM_CPU_PART_CORTEX_A55     0xD05
 #define ARM_CPU_PART_CORTEX_A57     0xD07
 #define ARM_CPU_PART_CORTEX_A72     0xD08
 #define ARM_CPU_PART_CORTEX_A73     0xD09
 #define ARM_CPU_PART_CORTEX_A75     0xD0A
 #define ARM_CPU_PART_CORTEX_A76     0xD0B
 #define ARM_CPU_PART_NEOVERSE_N1    0xD0C
+#define ARM_CPU_PART_CORTEX_A77     0xD0D
+#define ARM_CPU_PART_NEOVERSE_V1    0xD40
+#define ARM_CPU_PART_CORTEX_A78     0xD41
+#define ARM_CPU_PART_CORTEX_X1      0xD44
+#define ARM_CPU_PART_CORTEX_A710    0xD47
+#define ARM_CPU_PART_CORTEX_X2      0xD48
+#define ARM_CPU_PART_NEOVERSE_N2    0xD49
+#define ARM_CPU_PART_CORTEX_A78C    0xD4B
 
 #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_A35 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A35)
+#define MIDR_CORTEX_A55 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A55)
 #define MIDR_CORTEX_A57 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A57)
 #define MIDR_CORTEX_A72 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A72)
 #define MIDR_CORTEX_A73 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A73)
 #define MIDR_CORTEX_A75 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A75)
 #define MIDR_CORTEX_A76 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A76)
 #define MIDR_NEOVERSE_N1 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_N1)
+#define MIDR_CORTEX_A77 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A77)
+#define MIDR_NEOVERSE_V1 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_V1)
+#define MIDR_CORTEX_A78 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A78)
+#define MIDR_CORTEX_X1  MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_X1)
+#define MIDR_CORTEX_A710 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A710)
+#define MIDR_CORTEX_X2  MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_X2)
+#define MIDR_NEOVERSE_N2 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_N2)
+#define MIDR_CORTEX_A78C MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A78C)
 
 /* MPIDR Multiprocessor Affinity Register */
 #define _MPIDR_UP           (30)

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