Patchwork [08/13] target-arm: Add 64 bit variants of DBGDRAR and DBGDSAR for LPAE

login
register
mail settings
Submitter Peter Maydell
Date June 28, 2012, 2:36 p.m.
Message ID <1340894166-32105-9-git-send-email-peter.maydell@linaro.org>
Download mbox | patch
Permalink /patch/167894/
State New
Headers show

Comments

Peter Maydell - June 28, 2012, 2:36 p.m.
LPAE extends the DBGDRAR and DBGDSAR debug registers to 64 bits; we
only implement these as dummy RAZ versions; provide dummies for
the 64 bit accesses as well.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 target-arm/helper.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

Patch

diff --git a/target-arm/helper.c b/target-arm/helper.c
index 3ee0555..4492fa3 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -881,6 +881,11 @@  static const ARMCPRegInfo lpae_cp_reginfo[] = {
     { .name = "AMAIR1", .cp = 15, .crn = 10, .crm = 3, .opc1 = 0, .opc2 = 1,
       .access = PL1_RW, .type = ARM_CP_CONST | ARM_CP_OVERRIDE,
       .resetvalue = 0 },
+    /* 64 bit access versions of the (dummy) debug registers */
+    { .name = "DBGDRAR", .cp = 14, .crm = 1, .opc1 = 0,
+      .access = PL0_R, .type = ARM_CP_CONST|ARM_CP_64BIT, .resetvalue = 0 },
+    { .name = "DBGDSAR", .cp = 14, .crm = 2, .opc1 = 0,
+      .access = PL0_R, .type = ARM_CP_CONST|ARM_CP_64BIT, .resetvalue = 0 },
     REGINFO_SENTINEL
 };