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[PATCH v5 2/4] hvf: handle access for more registers
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From: |
francesco . cagnin |
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Subject: |
[PATCH v5 2/4] hvf: handle access for more registers |
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Date: |
Thu, 1 Jun 2023 17:31:05 +0200 |
From: Francesco Cagnin <fcagnin@quarkslab.com>
Required for guest debugging.
Signed-off-by: Francesco Cagnin <fcagnin@quarkslab.com>
---
target/arm/hvf/hvf.c | 213 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 213 insertions(+)
diff --git a/target/arm/hvf/hvf.c b/target/arm/hvf/hvf.c
index ad65603445..e221e37055 100644
--- a/target/arm/hvf/hvf.c
+++ b/target/arm/hvf/hvf.c
@@ -107,6 +107,72 @@
#define SYSREG_ICC_SGI1R_EL1 SYSREG(3, 0, 12, 11, 5)
#define SYSREG_ICC_SRE_EL1 SYSREG(3, 0, 12, 12, 5)
+#define SYSREG_MDSCR_EL1 SYSREG(2, 0, 0, 2, 2)
+#define SYSREG_DBGBVR0_EL1 SYSREG(2, 0, 0, 0, 4)
+#define SYSREG_DBGBCR0_EL1 SYSREG(2, 0, 0, 0, 5)
+#define SYSREG_DBGWVR0_EL1 SYSREG(2, 0, 0, 0, 6)
+#define SYSREG_DBGWCR0_EL1 SYSREG(2, 0, 0, 0, 7)
+#define SYSREG_DBGBVR1_EL1 SYSREG(2, 0, 0, 1, 4)
+#define SYSREG_DBGBCR1_EL1 SYSREG(2, 0, 0, 1, 5)
+#define SYSREG_DBGWVR1_EL1 SYSREG(2, 0, 0, 1, 6)
+#define SYSREG_DBGWCR1_EL1 SYSREG(2, 0, 0, 1, 7)
+#define SYSREG_DBGBVR2_EL1 SYSREG(2, 0, 0, 2, 4)
+#define SYSREG_DBGBCR2_EL1 SYSREG(2, 0, 0, 2, 5)
+#define SYSREG_DBGWVR2_EL1 SYSREG(2, 0, 0, 2, 6)
+#define SYSREG_DBGWCR2_EL1 SYSREG(2, 0, 0, 2, 7)
+#define SYSREG_DBGBVR3_EL1 SYSREG(2, 0, 0, 3, 4)
+#define SYSREG_DBGBCR3_EL1 SYSREG(2, 0, 0, 3, 5)
+#define SYSREG_DBGWVR3_EL1 SYSREG(2, 0, 0, 3, 6)
+#define SYSREG_DBGWCR3_EL1 SYSREG(2, 0, 0, 3, 7)
+#define SYSREG_DBGBVR4_EL1 SYSREG(2, 0, 0, 4, 4)
+#define SYSREG_DBGBCR4_EL1 SYSREG(2, 0, 0, 4, 5)
+#define SYSREG_DBGWVR4_EL1 SYSREG(2, 0, 0, 4, 6)
+#define SYSREG_DBGWCR4_EL1 SYSREG(2, 0, 0, 4, 7)
+#define SYSREG_DBGBVR5_EL1 SYSREG(2, 0, 0, 5, 4)
+#define SYSREG_DBGBCR5_EL1 SYSREG(2, 0, 0, 5, 5)
+#define SYSREG_DBGWVR5_EL1 SYSREG(2, 0, 0, 5, 6)
+#define SYSREG_DBGWCR5_EL1 SYSREG(2, 0, 0, 5, 7)
+#define SYSREG_DBGBVR6_EL1 SYSREG(2, 0, 0, 6, 4)
+#define SYSREG_DBGBCR6_EL1 SYSREG(2, 0, 0, 6, 5)
+#define SYSREG_DBGWVR6_EL1 SYSREG(2, 0, 0, 6, 6)
+#define SYSREG_DBGWCR6_EL1 SYSREG(2, 0, 0, 6, 7)
+#define SYSREG_DBGBVR7_EL1 SYSREG(2, 0, 0, 7, 4)
+#define SYSREG_DBGBCR7_EL1 SYSREG(2, 0, 0, 7, 5)
+#define SYSREG_DBGWVR7_EL1 SYSREG(2, 0, 0, 7, 6)
+#define SYSREG_DBGWCR7_EL1 SYSREG(2, 0, 0, 7, 7)
+#define SYSREG_DBGBVR8_EL1 SYSREG(2, 0, 0, 8, 4)
+#define SYSREG_DBGBCR8_EL1 SYSREG(2, 0, 0, 8, 5)
+#define SYSREG_DBGWVR8_EL1 SYSREG(2, 0, 0, 8, 6)
+#define SYSREG_DBGWCR8_EL1 SYSREG(2, 0, 0, 8, 7)
+#define SYSREG_DBGBVR9_EL1 SYSREG(2, 0, 0, 9, 4)
+#define SYSREG_DBGBCR9_EL1 SYSREG(2, 0, 0, 9, 5)
+#define SYSREG_DBGWVR9_EL1 SYSREG(2, 0, 0, 9, 6)
+#define SYSREG_DBGWCR9_EL1 SYSREG(2, 0, 0, 9, 7)
+#define SYSREG_DBGBVR10_EL1 SYSREG(2, 0, 0, 10, 4)
+#define SYSREG_DBGBCR10_EL1 SYSREG(2, 0, 0, 10, 5)
+#define SYSREG_DBGWVR10_EL1 SYSREG(2, 0, 0, 10, 6)
+#define SYSREG_DBGWCR10_EL1 SYSREG(2, 0, 0, 10, 7)
+#define SYSREG_DBGBVR11_EL1 SYSREG(2, 0, 0, 11, 4)
+#define SYSREG_DBGBCR11_EL1 SYSREG(2, 0, 0, 11, 5)
+#define SYSREG_DBGWVR11_EL1 SYSREG(2, 0, 0, 11, 6)
+#define SYSREG_DBGWCR11_EL1 SYSREG(2, 0, 0, 11, 7)
+#define SYSREG_DBGBVR12_EL1 SYSREG(2, 0, 0, 12, 4)
+#define SYSREG_DBGBCR12_EL1 SYSREG(2, 0, 0, 12, 5)
+#define SYSREG_DBGWVR12_EL1 SYSREG(2, 0, 0, 12, 6)
+#define SYSREG_DBGWCR12_EL1 SYSREG(2, 0, 0, 12, 7)
+#define SYSREG_DBGBVR13_EL1 SYSREG(2, 0, 0, 13, 4)
+#define SYSREG_DBGBCR13_EL1 SYSREG(2, 0, 0, 13, 5)
+#define SYSREG_DBGWVR13_EL1 SYSREG(2, 0, 0, 13, 6)
+#define SYSREG_DBGWCR13_EL1 SYSREG(2, 0, 0, 13, 7)
+#define SYSREG_DBGBVR14_EL1 SYSREG(2, 0, 0, 14, 4)
+#define SYSREG_DBGBCR14_EL1 SYSREG(2, 0, 0, 14, 5)
+#define SYSREG_DBGWVR14_EL1 SYSREG(2, 0, 0, 14, 6)
+#define SYSREG_DBGWCR14_EL1 SYSREG(2, 0, 0, 14, 7)
+#define SYSREG_DBGBVR15_EL1 SYSREG(2, 0, 0, 15, 4)
+#define SYSREG_DBGBCR15_EL1 SYSREG(2, 0, 0, 15, 5)
+#define SYSREG_DBGWVR15_EL1 SYSREG(2, 0, 0, 15, 6)
+#define SYSREG_DBGWCR15_EL1 SYSREG(2, 0, 0, 15, 7)
+
#define WFX_IS_WFE (1 << 0)
#define TMR_CTL_ENABLE (1 << 0)
@@ -933,6 +999,78 @@ static int hvf_sysreg_read(CPUState *cpu, uint32_t reg,
uint32_t rt)
hvf_raise_exception(cpu, EXCP_UDEF, syn_uncategorized());
}
break;
+ case SYSREG_DBGBVR0_EL1:
+ case SYSREG_DBGBVR1_EL1:
+ case SYSREG_DBGBVR2_EL1:
+ case SYSREG_DBGBVR3_EL1:
+ case SYSREG_DBGBVR4_EL1:
+ case SYSREG_DBGBVR5_EL1:
+ case SYSREG_DBGBVR6_EL1:
+ case SYSREG_DBGBVR7_EL1:
+ case SYSREG_DBGBVR8_EL1:
+ case SYSREG_DBGBVR9_EL1:
+ case SYSREG_DBGBVR10_EL1:
+ case SYSREG_DBGBVR11_EL1:
+ case SYSREG_DBGBVR12_EL1:
+ case SYSREG_DBGBVR13_EL1:
+ case SYSREG_DBGBVR14_EL1:
+ case SYSREG_DBGBVR15_EL1:
+ val = env->cp15.dbgbvr[SYSREG_CRM(reg)];
+ break;
+ case SYSREG_DBGBCR0_EL1:
+ case SYSREG_DBGBCR1_EL1:
+ case SYSREG_DBGBCR2_EL1:
+ case SYSREG_DBGBCR3_EL1:
+ case SYSREG_DBGBCR4_EL1:
+ case SYSREG_DBGBCR5_EL1:
+ case SYSREG_DBGBCR6_EL1:
+ case SYSREG_DBGBCR7_EL1:
+ case SYSREG_DBGBCR8_EL1:
+ case SYSREG_DBGBCR9_EL1:
+ case SYSREG_DBGBCR10_EL1:
+ case SYSREG_DBGBCR11_EL1:
+ case SYSREG_DBGBCR12_EL1:
+ case SYSREG_DBGBCR13_EL1:
+ case SYSREG_DBGBCR14_EL1:
+ case SYSREG_DBGBCR15_EL1:
+ val = env->cp15.dbgbcr[SYSREG_CRM(reg)];
+ break;
+ case SYSREG_DBGWVR0_EL1:
+ case SYSREG_DBGWVR1_EL1:
+ case SYSREG_DBGWVR2_EL1:
+ case SYSREG_DBGWVR3_EL1:
+ case SYSREG_DBGWVR4_EL1:
+ case SYSREG_DBGWVR5_EL1:
+ case SYSREG_DBGWVR6_EL1:
+ case SYSREG_DBGWVR7_EL1:
+ case SYSREG_DBGWVR8_EL1:
+ case SYSREG_DBGWVR9_EL1:
+ case SYSREG_DBGWVR10_EL1:
+ case SYSREG_DBGWVR11_EL1:
+ case SYSREG_DBGWVR12_EL1:
+ case SYSREG_DBGWVR13_EL1:
+ case SYSREG_DBGWVR14_EL1:
+ case SYSREG_DBGWVR15_EL1:
+ val = env->cp15.dbgwvr[SYSREG_CRM(reg)];
+ break;
+ case SYSREG_DBGWCR0_EL1:
+ case SYSREG_DBGWCR1_EL1:
+ case SYSREG_DBGWCR2_EL1:
+ case SYSREG_DBGWCR3_EL1:
+ case SYSREG_DBGWCR4_EL1:
+ case SYSREG_DBGWCR5_EL1:
+ case SYSREG_DBGWCR6_EL1:
+ case SYSREG_DBGWCR7_EL1:
+ case SYSREG_DBGWCR8_EL1:
+ case SYSREG_DBGWCR9_EL1:
+ case SYSREG_DBGWCR10_EL1:
+ case SYSREG_DBGWCR11_EL1:
+ case SYSREG_DBGWCR12_EL1:
+ case SYSREG_DBGWCR13_EL1:
+ case SYSREG_DBGWCR14_EL1:
+ case SYSREG_DBGWCR15_EL1:
+ val = env->cp15.dbgwcr[SYSREG_CRM(reg)];
+ break;
default:
if (is_id_sysreg(reg)) {
/* ID system registers read as RES0 */
@@ -1172,6 +1310,81 @@ static int hvf_sysreg_write(CPUState *cpu, uint32_t reg,
uint64_t val)
hvf_raise_exception(cpu, EXCP_UDEF, syn_uncategorized());
}
break;
+ case SYSREG_MDSCR_EL1:
+ env->cp15.mdscr_el1 = val;
+ break;
+ case SYSREG_DBGBVR0_EL1:
+ case SYSREG_DBGBVR1_EL1:
+ case SYSREG_DBGBVR2_EL1:
+ case SYSREG_DBGBVR3_EL1:
+ case SYSREG_DBGBVR4_EL1:
+ case SYSREG_DBGBVR5_EL1:
+ case SYSREG_DBGBVR6_EL1:
+ case SYSREG_DBGBVR7_EL1:
+ case SYSREG_DBGBVR8_EL1:
+ case SYSREG_DBGBVR9_EL1:
+ case SYSREG_DBGBVR10_EL1:
+ case SYSREG_DBGBVR11_EL1:
+ case SYSREG_DBGBVR12_EL1:
+ case SYSREG_DBGBVR13_EL1:
+ case SYSREG_DBGBVR14_EL1:
+ case SYSREG_DBGBVR15_EL1:
+ env->cp15.dbgbvr[SYSREG_CRM(reg)] = val;
+ break;
+ case SYSREG_DBGBCR0_EL1:
+ case SYSREG_DBGBCR1_EL1:
+ case SYSREG_DBGBCR2_EL1:
+ case SYSREG_DBGBCR3_EL1:
+ case SYSREG_DBGBCR4_EL1:
+ case SYSREG_DBGBCR5_EL1:
+ case SYSREG_DBGBCR6_EL1:
+ case SYSREG_DBGBCR7_EL1:
+ case SYSREG_DBGBCR8_EL1:
+ case SYSREG_DBGBCR9_EL1:
+ case SYSREG_DBGBCR10_EL1:
+ case SYSREG_DBGBCR11_EL1:
+ case SYSREG_DBGBCR12_EL1:
+ case SYSREG_DBGBCR13_EL1:
+ case SYSREG_DBGBCR14_EL1:
+ case SYSREG_DBGBCR15_EL1:
+ env->cp15.dbgbcr[SYSREG_CRM(reg)] = val;
+ break;
+ case SYSREG_DBGWVR0_EL1:
+ case SYSREG_DBGWVR1_EL1:
+ case SYSREG_DBGWVR2_EL1:
+ case SYSREG_DBGWVR3_EL1:
+ case SYSREG_DBGWVR4_EL1:
+ case SYSREG_DBGWVR5_EL1:
+ case SYSREG_DBGWVR6_EL1:
+ case SYSREG_DBGWVR7_EL1:
+ case SYSREG_DBGWVR8_EL1:
+ case SYSREG_DBGWVR9_EL1:
+ case SYSREG_DBGWVR10_EL1:
+ case SYSREG_DBGWVR11_EL1:
+ case SYSREG_DBGWVR12_EL1:
+ case SYSREG_DBGWVR13_EL1:
+ case SYSREG_DBGWVR14_EL1:
+ case SYSREG_DBGWVR15_EL1:
+ env->cp15.dbgwvr[SYSREG_CRM(reg)] = val;
+ break;
+ case SYSREG_DBGWCR0_EL1:
+ case SYSREG_DBGWCR1_EL1:
+ case SYSREG_DBGWCR2_EL1:
+ case SYSREG_DBGWCR3_EL1:
+ case SYSREG_DBGWCR4_EL1:
+ case SYSREG_DBGWCR5_EL1:
+ case SYSREG_DBGWCR6_EL1:
+ case SYSREG_DBGWCR7_EL1:
+ case SYSREG_DBGWCR8_EL1:
+ case SYSREG_DBGWCR9_EL1:
+ case SYSREG_DBGWCR10_EL1:
+ case SYSREG_DBGWCR11_EL1:
+ case SYSREG_DBGWCR12_EL1:
+ case SYSREG_DBGWCR13_EL1:
+ case SYSREG_DBGWCR14_EL1:
+ case SYSREG_DBGWCR15_EL1:
+ env->cp15.dbgwcr[SYSREG_CRM(reg)] = val;
+ break;
default:
cpu_synchronize_state(cpu);
trace_hvf_unhandled_sysreg_write(env->pc, reg,
--
2.40.1