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[Xen-devel] [RFC PATCH v3 02/10] arm/mem_access: Add defines holding the width of 32/64bit regs



This commit adds two defines holding the register width of 32 bit and 64 bit
registers. These defines simplify using the associated constants in the
following commits.

Signed-off-by: Sergej Proskurin <proskurin@xxxxxxxxxxxxx>
---
Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>
Cc: Julien Grall <julien.grall@xxxxxxx>
---
 xen/include/asm-arm/processor.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/xen/include/asm-arm/processor.h b/xen/include/asm-arm/processor.h
index 13f172a20f..653dc139e4 100644
--- a/xen/include/asm-arm/processor.h
+++ b/xen/include/asm-arm/processor.h
@@ -338,6 +338,10 @@
 #define MM64_VMID_16_BITS_SUPPORT   0x2
 #endif
 
+/* Register width */
+#define REGISTER_WIDTH_64_BIT       (64)
+#define REGISTER_WIDTH_32_BIT       (32)
+
 #ifndef __ASSEMBLY__
 
 struct cpuinfo_arm {
-- 
2.12.2


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