target-arm: Convert debug registers to cp_reginfo

Convert the cp14 debug registers (DBGDIDR, DBGDRAR, DBGDSAR) to the
cp_reginfo scheme.

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

1 files changed, 0 insertions, 28 deletions

diff --git a/target-arm/translate.c b/target-arm/translate.c
index 75e464d1b1..d9fa431571 100644
--- a/target-arm/translate.c
+++ b/target-arm/translate.c
@@ -6364,34 +6364,6 @@ static int disas_cp14_read(CPUARMState * env, DisasContext *s, uint32_t insn)
     int rt = (insn >> 12) & 0xf;
     TCGv tmp;
 
-    /* Minimal set of debug registers, since we don't support debug */
-    if (op1 == 0 && crn == 0 && op2 == 0) {
-        switch (crm) {
-        case 0:
-            /* DBGDIDR: just RAZ. In particular this means the
-             * "debug architecture version" bits will read as
-             * a reserved value, which should cause Linux to
-             * not try to use the debug hardware.
-             */
-            tmp = tcg_const_i32(0);
-            store_reg(s, rt, tmp);
-            return 0;
-        case 1:
-        case 2:
-            /* DBGDRAR and DBGDSAR: v7 only. Always RAZ since we
-             * don't implement memory mapped debug components
-             */
-            if (ENABLE_ARCH_7) {
-                tmp = tcg_const_i32(0);
-                store_reg(s, rt, tmp);
-                return 0;
-            }
-            break;
-        default:
-            break;
-        }
-    }
-
     if (arm_feature(env, ARM_FEATURE_THUMB2EE)) {
         if (op1 == 6 && crn == 0 && crm == 0 && op2 == 0) {
             /* TEECR */