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target-arm: Implement AArch64 views of AArch32 ID registers 

All the AArch32 ID registers are visible from AArch64
(in addition to the AArch64-specific ID_AA64* registers).

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
This commit is contained in:
Peter Maydell 2014-04-15 19:18:45 +01:00
parent cb1fa941c1
commit 0ff644a786
1 changed files with 44 additions and 29 deletions
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73
target-arm/helper.c
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@ -745,7 +745,8 @@ static const ARMCPRegInfo v7_cp_reginfo[] = {
/* Auxiliary ID register: this actually has an IMPDEF value but for now
* just RAZ for all cores:
*/
{ .name = "AIDR", .cp = 15, .crn = 0, .crm = 0, .opc1 = 1, .opc2 = 7,
{ .name = "AIDR", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 1, .crn = 0, .crm = 0, .opc2 = 7,
.access = PL1_R, .type = ARM_CP_CONST, .resetvalue = 0 },
/* MAIR can just read-as-written because we don't implement caches
* and so don't need to care about memory attributes.
@ -2022,47 +2023,61 @@ void register_cp_regs_for_features(ARMCPU *cpu)
if (arm_feature(env, ARM_FEATURE_V6)) {
/* The ID registers all have impdef reset values */
ARMCPRegInfo v6_idregs[] = {
{ .name = "ID_PFR0", .cp = 15, .crn = 0, .crm = 1,
.opc1 = 0, .opc2 = 0, .access = PL1_R, .type = ARM_CP_CONST,
{ .name = "ID_PFR0", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 1, .opc2 = 0,
.access = PL1_R, .type = ARM_CP_CONST,
.resetvalue = cpu->id_pfr0 },
{ .name = "ID_PFR1", .cp = 15, .crn = 0, .crm = 1,
.opc1 = 0, .opc2 = 1, .access = PL1_R, .type = ARM_CP_CONST,
{ .name = "ID_PFR1", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 1, .opc2 = 1,
.access = PL1_R, .type = ARM_CP_CONST,
.resetvalue = cpu->id_pfr1 },
{ .name = "ID_DFR0", .cp = 15, .crn = 0, .crm = 1,
.opc1 = 0, .opc2 = 2, .access = PL1_R, .type = ARM_CP_CONST,
{ .name = "ID_DFR0", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 1, .opc2 = 2,
.access = PL1_R, .type = ARM_CP_CONST,
.resetvalue = cpu->id_dfr0 },
{ .name = "ID_AFR0", .cp = 15, .crn = 0, .crm = 1,
.opc1 = 0, .opc2 = 3, .access = PL1_R, .type = ARM_CP_CONST,
{ .name = "ID_AFR0", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 1, .opc2 = 3,
.access = PL1_R, .type = ARM_CP_CONST,
.resetvalue = cpu->id_afr0 },
{ .name = "ID_MMFR0", .cp = 15, .crn = 0, .crm = 1,
.opc1 = 0, .opc2 = 4, .access = PL1_R, .type = ARM_CP_CONST,
{ .name = "ID_MMFR0", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 1, .opc2 = 4,
.access = PL1_R, .type = ARM_CP_CONST,
.resetvalue = cpu->id_mmfr0 },
{ .name = "ID_MMFR1", .cp = 15, .crn = 0, .crm = 1,
.opc1 = 0, .opc2 = 5, .access = PL1_R, .type = ARM_CP_CONST,
{ .name = "ID_MMFR1", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 1, .opc2 = 5,
.access = PL1_R, .type = ARM_CP_CONST,
.resetvalue = cpu->id_mmfr1 },
{ .name = "ID_MMFR2", .cp = 15, .crn = 0, .crm = 1,
.opc1 = 0, .opc2 = 6, .access = PL1_R, .type = ARM_CP_CONST,
{ .name = "ID_MMFR2", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 1, .opc2 = 6,
.access = PL1_R, .type = ARM_CP_CONST,
.resetvalue = cpu->id_mmfr2 },
{ .name = "ID_MMFR3", .cp = 15, .crn = 0, .crm = 1,
.opc1 = 0, .opc2 = 7, .access = PL1_R, .type = ARM_CP_CONST,
{ .name = "ID_MMFR3", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 1, .opc2 = 7,
.access = PL1_R, .type = ARM_CP_CONST,
.resetvalue = cpu->id_mmfr3 },
{ .name = "ID_ISAR0", .cp = 15, .crn = 0, .crm = 2,
.opc1 = 0, .opc2 = 0, .access = PL1_R, .type = ARM_CP_CONST,
{ .name = "ID_ISAR0", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 2, .opc2 = 0,
.access = PL1_R, .type = ARM_CP_CONST,
.resetvalue = cpu->id_isar0 },
{ .name = "ID_ISAR1", .cp = 15, .crn = 0, .crm = 2,
.opc1 = 0, .opc2 = 1, .access = PL1_R, .type = ARM_CP_CONST,
{ .name = "ID_ISAR1", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 2, .opc2 = 1,
.access = PL1_R, .type = ARM_CP_CONST,
.resetvalue = cpu->id_isar1 },
{ .name = "ID_ISAR2", .cp = 15, .crn = 0, .crm = 2,
.opc1 = 0, .opc2 = 2, .access = PL1_R, .type = ARM_CP_CONST,
{ .name = "ID_ISAR2", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 2, .opc2 = 2,
.access = PL1_R, .type = ARM_CP_CONST,
.resetvalue = cpu->id_isar2 },
{ .name = "ID_ISAR3", .cp = 15, .crn = 0, .crm = 2,
.opc1 = 0, .opc2 = 3, .access = PL1_R, .type = ARM_CP_CONST,
{ .name = "ID_ISAR3", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 2, .opc2 = 3,
.access = PL1_R, .type = ARM_CP_CONST,
.resetvalue = cpu->id_isar3 },
{ .name = "ID_ISAR4", .cp = 15, .crn = 0, .crm = 2,
.opc1 = 0, .opc2 = 4, .access = PL1_R, .type = ARM_CP_CONST,
{ .name = "ID_ISAR4", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 2, .opc2 = 4,
.access = PL1_R, .type = ARM_CP_CONST,
.resetvalue = cpu->id_isar4 },
{ .name = "ID_ISAR5", .cp = 15, .crn = 0, .crm = 2,
.opc1 = 0, .opc2 = 5, .access = PL1_R, .type = ARM_CP_CONST,
{ .name = "ID_ISAR5", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 2, .opc2 = 5,
.access = PL1_R, .type = ARM_CP_CONST,
.resetvalue = cpu->id_isar5 },
/* 6..7 are as yet unallocated and must RAZ */
{ .name = "ID_ISAR6", .cp = 15, .crn = 0, .crm = 2,