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-rw-r--r--target-arm/helper.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/target-arm/helper.c b/target-arm/helper.c
index f981569ae2..2a77c97c7b 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -2204,7 +2204,9 @@ static const ARMCPRegInfo debug_cp_reginfo[] = {
*/
{ .name = "MDSCR_EL1", .state = ARM_CP_STATE_BOTH,
.cp = 14, .opc0 = 2, .opc1 = 0, .crn = 0, .crm = 2, .opc2 = 2,
- .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
+ .access = PL1_RW,
+ .fieldoffset = offsetof(CPUARMState, cp15.mdscr_el1),
+ .resetvalue = 0 },
/* We define a dummy WI OSLAR_EL1, because Linux writes to it. */
{ .name = "OSLAR_EL1", .state = ARM_CP_STATE_BOTH,
.cp = 14, .opc0 = 2, .opc1 = 0, .crn = 1, .crm = 0, .opc2 = 4,