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[Qemu-devel] [PATCH v2 6/7] target-arm: Added ADFSR/AIFSR and REVIDR
From: |
Alvise Rigo |
Subject: |
[Qemu-devel] [PATCH v2 6/7] target-arm: Added ADFSR/AIFSR and REVIDR |
Date: |
Tue, 18 Mar 2014 10:19:48 +0100 |
These registers are required in TCG because they are migrated by KVM:
their absence from the cpreg table leads to a migration failure.
Signed-off-by: Alvise Rigo <address@hidden>
---
target-arm/cpu.h | 1 +
target-arm/helper.c | 9 +++++++++
2 files changed, 10 insertions(+)
diff --git a/target-arm/cpu.h b/target-arm/cpu.h
index adcfa42..2381fc5 100644
--- a/target-arm/cpu.h
+++ b/target-arm/cpu.h
@@ -170,6 +170,7 @@ typedef struct CPUARMState {
/* System control coprocessor (cp15) */
struct {
uint32_t c0_cpuid;
+ uint32_t c0_revid;
uint64_t c0_cssel; /* Cache size selection. */
uint64_t c1_sys; /* System control register. */
uint64_t c1_coproc; /* Coprocessor access register. */
diff --git a/target-arm/helper.c b/target-arm/helper.c
index daa707e..1fec33a 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -1456,6 +1456,10 @@ static const ARMCPRegInfo vmsa_cp_reginfo[] = {
{ .name = "IFSR", .cp = 15, .crn = 5, .crm = 0, .opc1 = 0, .opc2 = 1,
.access = PL1_RW,
.fieldoffset = offsetof(CPUARMState, cp15.c5_insn), .resetvalue = 0, },
+ { .name = "ADFSR", .cp = 15, .crn = 5, .crm = 1, .opc1 = 0, .opc2 = 0,
+ .access = PL1_R, .resetvalue = 0, .type = ARM_CP_CONST, },
+ { .name = "AIFSR", .cp = 15, .crn = 5, .crm = 1, .opc1 = 0, .opc2 = 1,
+ .access = PL1_R, .resetvalue = 0, .type = ARM_CP_CONST, },
{ .name = "TTBR0_EL1", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .crn = 2, .crm = 0, .opc1 = 0, .opc2 = 0,
.access = PL1_RW, .fieldoffset = offsetof(CPUARMState, cp15.ttbr0_el1),
@@ -2148,6 +2152,11 @@ void register_cp_regs_for_features(ARMCPU *cpu)
.writefn = arm_cp_write_ignore, .raw_writefn = raw_write,
.fieldoffset = offsetof(CPUARMState, cp15.c0_cpuid),
.type = ARM_CP_OVERRIDE },
+ { .name = "REVIDR",
+ .cp = 15, .crn = 0, .crm = 0, .opc1 = 0, .opc2 = 6,
+ .access = PL1_R, .resetvalue = 0,
+ .writefn = arm_cp_write_ignore, .raw_writefn = raw_write,
+ .fieldoffset = offsetof(CPUARMState, cp15.c0_revid),},
{ .name = "MIDR_EL1", .state = ARM_CP_STATE_AA64,
.opc0 = 3, .opc1 = 0, .opc2 = 0, .crn = 0, .crm = 0,
.access = PL1_R, .resetvalue = cpu->midr, .type = ARM_CP_CONST },
--
1.8.3.2
- [Qemu-devel] [PATCH v2 0/7] target-arm: KVM to TCG migration, Alvise Rigo, 2014/03/18
- [Qemu-devel] [PATCH v2 1/7] target-arm: Decouple AArch64 cp registers, Alvise Rigo, 2014/03/18
- [Qemu-devel] [PATCH v2 2/7] target-arm: Migrate CCSIDR registers, Alvise Rigo, 2014/03/18
- [Qemu-devel] [PATCH v2 3/7] target-arm: Add a way to mask some, Alvise Rigo, 2014/03/18
- [Qemu-devel] [PATCH v2 4/7] target-arm: Exclude IC bit from L2CTLR, Alvise Rigo, 2014/03/18
- [Qemu-devel] [PATCH v2 5/7] target-arm: Make TTBR0/1 and TTBRC cp, Alvise Rigo, 2014/03/18
- [Qemu-devel] [PATCH v2 6/7] target-arm: Added ADFSR/AIFSR and REVIDR,
Alvise Rigo <=
- [Qemu-devel] [PATCH v2 7/7] target-arm: Minor cp registers changes, Alvise Rigo, 2014/03/18