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[v2,14/19] target-arm: Implement asidx_from_attrs

Message ID 1447682723-3977-15-git-send-email-peter.maydell@linaro.org
State Superseded
Headers show

Commit Message

Peter Maydell Nov. 16, 2015, 2:05 p.m. UTC 
Implement the asidx_from_attrs CPU method to return the
Secure or NonSecure address space as appropriate.

(The function is inline so we can use it directly in target-arm
code to be added in later patches.)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

---
 target-arm/cpu.c | 1 +
 target-arm/cpu.h | 8 ++++++++
 2 files changed, 9 insertions(+)

-- 
1.9.1
diff mbox

Patch

diff --git a/target-arm/cpu.c b/target-arm/cpu.c
index 690d984..32d0b5c 100644
--- a/target-arm/cpu.c
+++ b/target-arm/cpu.c
@@ -1450,6 +1450,7 @@  static void arm_cpu_class_init(ObjectClass *oc, void *data)
 #else
     cc->do_interrupt = arm_cpu_do_interrupt;
     cc->get_phys_page_debug = arm_cpu_get_phys_page_debug;
+    cc->asidx_from_attrs = arm_asidx_from_attrs;
     cc->vmsd = &vmstate_arm_cpu;
     cc->virtio_is_big_endian = arm_cpu_is_big_endian;
 #endif
diff --git a/target-arm/cpu.h b/target-arm/cpu.h
index 9108b5b..ee873b7 100644
--- a/target-arm/cpu.h
+++ b/target-arm/cpu.h
@@ -1997,4 +1997,12 @@  enum {
     QEMU_PSCI_CONDUIT_HVC = 2,
 };
 
+#ifndef CONFIG_USER_ONLY
+/* Return the address space index to use for a memory access */
+static inline int arm_asidx_from_attrs(CPUState *cs, MemTxAttrs attrs)
+{
+    return attrs.secure ? ARMASIdx_S : ARMASIdx_NS;
+}
+#endif
+
 #endif