From: Peter Maydell Date: Tue, 19 Aug 2014 17:56:27 +0000 (+0100) Subject: target-arm: Implement MDSCR_EL1 as having state X-Git-Tag: v2.2.0-rc0~167^2~7 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=0e5e8935bb93e80bb95dc79f51f5bf874ba2ab99;p=thirdparty%2Fqemu.git 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 --- diff --git a/target-arm/helper.c b/target-arm/helper.c index f981569ae2c..2a77c97c7bf 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,