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[Qemu-devel] [PATCH v4 1/5] x86: Provide TCG_PHYS_ADDR_BITS
From: |
Dr. David Alan Gilbert (git) |
Subject: |
[Qemu-devel] [PATCH v4 1/5] x86: Provide TCG_PHYS_ADDR_BITS |
Date: |
Fri, 8 Jul 2016 16:01:35 +0100 |
From: "Dr. David Alan Gilbert" <address@hidden>
Provide a constant for the number of address bits supported under TCG.
Signed-off-by: Dr. David Alan Gilbert <address@hidden>
Suggested-by: Eduardo Habkost <address@hidden>
---
target-i386/cpu.h | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/target-i386/cpu.h b/target-i386/cpu.h
index 474b0b9..b3162b7 100644
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -1403,11 +1403,13 @@ uint64_t cpu_get_tsc(CPUX86State *env);
/* XXX: This value should match the one returned by CPUID
* and in exec.c */
# if defined(TARGET_X86_64)
-# define PHYS_ADDR_MASK 0xffffffffffLL
+# define TCG_PHYS_ADDR_BITS 40
# else
-# define PHYS_ADDR_MASK 0xfffffffffLL
+# define TCG_PHYS_ADDR_BITS 36
# endif
+#define PHYS_ADDR_MASK MAKE_64BIT_MASK(0, TCG_PHYS_ADDR_BITS)
+
#define cpu_init(cpu_model) CPU(cpu_x86_init(cpu_model))
#define cpu_signal_handler cpu_x86_signal_handler
--
2.7.4
[Qemu-devel] [PATCH v4 3/5] x86: Mask mtrr mask based on CPU physical address limits, Dr. David Alan Gilbert (git), 2016/07/08