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authorSergey Fedorov <serge.fdrv@gmail.com>2015-06-15 18:06:08 +0100
committerPeter Maydell <peter.maydell@linaro.org>2015-06-15 18:06:08 +0100
commit13b72b2b9aa7ab7ee129e38e9587acd6a1b9a932 (patch)
treee73eef2e6b0e214024a2e0016f080f154cde0b2a /target-arm/helper.c
parent8772de2c53b44c75f18140646aa928e6d77cb9d8 (diff)
downloadqemu-13b72b2b9aa7ab7ee129e38e9587acd6a1b9a932.tar.gz
target-arm: Fix REVIDR reset value
According to ARM Cortex-A53/A57 TRM, REVIDR reset value should be zero. So let REVIDR reset value be specified by CPU model and correct it for Cortex-A53/A57. Signed-off-by: Sergey Fedorov <serge.fdrv@gmail.com> Message-id: 1433321048-23793-2-git-send-email-serge.fdrv@gmail.com Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target-arm/helper.c')
-rw-r--r--target-arm/helper.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/target-arm/helper.c b/target-arm/helper.c
index 611b0e7cdc..8053ad598b 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -3424,15 +3424,14 @@ void register_cp_regs_for_features(ARMCPU *cpu)
};
ARMCPRegInfo id_v8_midr_cp_reginfo[] = {
/* v8 MIDR -- the wildcard isn't necessary, and nor is the
- * variable-MIDR TI925 behaviour. Instead we have a single
- * (strictly speaking IMPDEF) alias of the MIDR, REVIDR.
+ * variable-MIDR TI925 behaviour.
*/
{ .name = "MIDR_EL1", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 0, .opc2 = 0,
.access = PL1_R, .type = ARM_CP_CONST, .resetvalue = cpu->midr },
{ .name = "REVIDR_EL1", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 0, .opc2 = 6,
- .access = PL1_R, .type = ARM_CP_CONST, .resetvalue = cpu->midr },
+ .access = PL1_R, .type = ARM_CP_CONST, .resetvalue = cpu->revidr },
REGINFO_SENTINEL
};
ARMCPRegInfo id_cp_reginfo[] = {