From 0e5e8935bb93e80bb95dc79f51f5bf874ba2ab99 Mon Sep 17 00:00:00 2001 From: Peter Maydell Date: Tue, 19 Aug 2014 18:56:27 +0100 Subject: [PATCH] target-arm: Implement MDSCR_EL1 as having state Now that all the new code to support single-stepping is in place, wire up the guest-visible MDSCR_EL1, so the guest can enable single-stepping. Signed-off-by: Peter Maydell Reviewed-by: Edgar E. Iglesias --- target-arm/helper.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) 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, -- 2.11.0