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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen master] xen: arm: show_registers() support for 64-bit.
commit b262f2a6804177df61e2d5a747eece1eae92c9db
Author: Ian Campbell <ian.campbell@xxxxxxxxxx>
AuthorDate: Fri Feb 22 08:58:10 2013 +0000
Commit: Ian Campbell <ian.campbell@xxxxxxxxxx>
CommitDate: Fri Feb 22 12:14:54 2013 +0000
xen: arm: show_registers() support for 64-bit.
Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Acked-by: Tim Deegan <tim@xxxxxxx>
---
xen/arch/arm/traps.c | 176 +++++++++++++++++++++++++++++++++++++++++++-------
1 files changed, 151 insertions(+), 25 deletions(-)
diff --git a/xen/arch/arm/traps.c b/xen/arch/arm/traps.c
index 0687acf..9ed87f8 100644
--- a/xen/arch/arm/traps.c
+++ b/xen/arch/arm/traps.c
@@ -214,12 +214,19 @@ void panic_PAR(uint64_t par)
}
struct reg_ctxt {
- uint32_t sctlr, ttbcr;
+ uint32_t sctlr, tcr;
uint64_t ttbr0, ttbr1;
+#ifdef CONFIG_ARM_32
+ uint32_t dfar, ifar;
+#else
+ uint64_t far;
+#endif
};
-static void _show_registers(struct cpu_user_regs *regs,
- struct reg_ctxt *ctxt,
- int guest_mode)
+
+static void show_registers_32(struct cpu_user_regs *regs,
+ struct reg_ctxt *ctxt,
+ int guest_mode,
+ const struct vcpu *v)
{
static const char *mode_strings[] = {
[PSR_MODE_USR] = "USR",
@@ -233,25 +240,34 @@ static void _show_registers(struct cpu_user_regs *regs,
[PSR_MODE_SYS] = "SYS"
};
- print_xen_info();
- printk("CPU: %d\n", smp_processor_id());
+#ifdef CONFIG_ARM_64
+ printk("PC: %08"PRIx32"\n", regs->pc32);
+#else
printk("PC: %08"PRIx32, regs->pc);
if ( !guest_mode )
- print_symbol(" %s", regs->pc);
+ print_symbol(" %s", regs->pc);
printk("\n");
- printk("CPSR: %08"PRIx32" MODE:%s\n", regs->cpsr,
- mode_strings[regs->cpsr & PSR_MODE_MASK]);
+#endif
+ printk("CPSR: %08"PRIx32" MODE:%s%s\n", regs->cpsr,
+ guest_mode ? "32-bit Guest " : "Hypervisor",
+ guest_mode ? mode_strings[regs->cpsr & PSR_MODE_MASK] : "");
printk(" R0: %08"PRIx32" R1: %08"PRIx32" R2: %08"PRIx32" R3:
%08"PRIx32"\n",
regs->r0, regs->r1, regs->r2, regs->r3);
printk(" R4: %08"PRIx32" R5: %08"PRIx32" R6: %08"PRIx32" R7:
%08"PRIx32"\n",
regs->r4, regs->r5, regs->r6, regs->r7);
printk(" R8: %08"PRIx32" R9: %08"PRIx32" R10:%08"PRIx32"
R11:%08"PRIx32" R12:%08"PRIx32"\n",
- regs->r8, regs->r9, regs->r10, regs->r11, regs->r12);
+ regs->r8, regs->r9, regs->r10,
+#ifdef CONFIG_ARM_64
+ regs->r11,
+#else
+ regs->fp,
+#endif
+ regs->r12);
if ( guest_mode )
{
- printk("USR: SP: %08"PRIx32" LR: %08"PRIx32" CPSR:%08"PRIx32"\n",
- regs->sp_usr, regs->lr_usr, regs->cpsr);
+ printk("USR: SP: %08"PRIx32" LR: %08"PRIregister"\n",
+ regs->sp_usr, regs->lr);
printk("SVC: SP: %08"PRIx32" LR: %08"PRIx32" SPSR:%08"PRIx32"\n",
regs->sp_svc, regs->lr_svc, regs->spsr_svc);
printk("ABT: SP: %08"PRIx32" LR: %08"PRIx32" SPSR:%08"PRIx32"\n",
@@ -264,50 +280,160 @@ static void _show_registers(struct cpu_user_regs *regs,
regs->sp_fiq, regs->lr_fiq, regs->spsr_fiq);
printk("FIQ: R8: %08"PRIx32" R9: %08"PRIx32" R10:%08"PRIx32"
R11:%08"PRIx32" R12:%08"PRIx32"\n",
regs->r8_fiq, regs->r9_fiq, regs->r10_fiq, regs->r11_fiq,
regs->r11_fiq);
- printk("\n");
- printk("TTBR0 %010"PRIx64" TTBR1 %010"PRIx64" TTBCR %08"PRIx32"\n",
- ctxt->ttbr0, ctxt->ttbr1, ctxt->ttbcr);
+ }
+#ifndef CONFIG_ARM_64
+ else
+ {
+ printk("HYP: SP: %08"PRIx32" LR: %08"PRIregister"\n", regs->sp,
regs->lr);
+ }
+#endif
+ printk("\n");
+
+ if ( guest_mode )
+ {
+ printk("TTBR0 %010"PRIx64" TTBR1 %010"PRIx64" TCR %08"PRIx32"\n",
+ ctxt->ttbr0, ctxt->ttbr1, ctxt->tcr);
printk("SCTLR %08"PRIx32"\n", ctxt->sctlr);
- printk("VTTBR %010"PRIx64"\n", READ_CP64(VTTBR));
+ printk("IFAR %08"PRIx32" DFAR %08"PRIx32"\n",
+#ifdef CONFIG_ARM_64
+ (uint32_t)(ctxt->far >> 32),
+ (uint32_t)(ctxt->far & 0xffffffff)
+#else
+ ctxt->ifar, ctxt->dfar
+#endif
+ );
printk("\n");
}
- else
+}
+
+#ifdef CONFIG_ARM_64
+static void show_registers_64(struct cpu_user_regs *regs,
+ struct reg_ctxt *ctxt,
+ int guest_mode,
+ const struct vcpu *v)
+{
+ printk("PC: %016"PRIx64, regs->pc);
+ if ( !guest_mode )
+ print_symbol(" %s", regs->pc);
+ printk("\n");
+ printk("SP: %08"PRIx64"\n", regs->sp);
+ printk("CPSR: %08"PRIx32" MODE:%s\n", regs->cpsr,
+ guest_mode ? "64-bit Guest" : "Hypervisor");
+ printk(" X0: %016"PRIx64" X1: %016"PRIx64" X2: %016"PRIx64"\n",
+ regs->x0, regs->x1, regs->x2);
+ printk(" X3: %016"PRIx64" X4: %016"PRIx64" X5: %016"PRIx64"\n",
+ regs->x3, regs->x4, regs->x5);
+ printk(" X6: %016"PRIx64" X7: %016"PRIx64" X8: %016"PRIx64"\n",
+ regs->x6, regs->x7, regs->x8);
+ printk(" X9: %016"PRIx64" X10: %016"PRIx64" X11: %016"PRIx64"\n",
+ regs->x9, regs->x10, regs->x11);
+ printk(" X12: %016"PRIx64" X13: %016"PRIx64" X14: %016"PRIx64"\n",
+ regs->x12, regs->x13, regs->x14);
+ printk(" X15: %016"PRIx64" X16: %016"PRIx64" X17: %016"PRIx64"\n",
+ regs->x15, regs->x16, regs->x17);
+ printk(" X18: %016"PRIx64" X19: %016"PRIx64" X20: %016"PRIx64"\n",
+ regs->x18, regs->x19, regs->x20);
+ printk(" X21: %016"PRIx64" X22: %016"PRIx64" X23: %016"PRIx64"\n",
+ regs->x21, regs->x22, regs->x23);
+ printk(" X24: %016"PRIx64" X25: %016"PRIx64" X26: %016"PRIx64"\n",
+ regs->x24, regs->x25, regs->x26);
+ printk(" X27: %016"PRIx64" X28: %016"PRIx64" X29: %016"PRIx64"\n",
+ regs->x27, regs->x28, regs->lr);
+ printk("\n");
+
+ if ( guest_mode )
{
- printk(" SP: %08"PRIx32" LR: %08"PRIx32"\n", regs->sp, regs->lr);
+ printk("SCTLR_EL1: %08"PRIx32"\n", ctxt->sctlr);
+ printk(" TCR_EL1: %08"PRIx32"\n", ctxt->tcr);
+ printk("TTBR0_EL1: %010"PRIx64"\n", ctxt->ttbr0);
+ printk("TTBR1_EL1: %010"PRIx64"\n", ctxt->ttbr1);
+ printk(" FAR_EL1: %010"PRIx64"\n", ctxt->far);
printk("\n");
}
+}
+#endif
+
+static void _show_registers(struct cpu_user_regs *regs,
+ struct reg_ctxt *ctxt,
+ int guest_mode,
+ const struct vcpu *v)
+{
+ print_xen_info();
+
+ printk("CPU: %d\n", smp_processor_id());
+
+ if ( guest_mode )
+ {
+ if ( is_pv32_domain(v->domain) )
+ show_registers_32(regs, ctxt, guest_mode, v);
+#ifdef CONFIG_ARM_64
+ else if ( is_pv64_domain(v->domain) )
+ show_registers_64(regs, ctxt, guest_mode, v);
+#endif
+ }
+ else
+ {
+#ifdef CONFIG_ARM_64
+ show_registers_64(regs, ctxt, guest_mode, v);
+#else
+ show_registers_32(regs, ctxt, guest_mode, v);
+#endif
+ }
+#ifdef CONFIG_ARM_32
printk("HTTBR %"PRIx64"\n", READ_CP64(HTTBR));
printk("HDFAR %"PRIx32"\n", READ_CP32(HDFAR));
printk("HIFAR %"PRIx32"\n", READ_CP32(HIFAR));
printk("HPFAR %"PRIx32"\n", READ_CP32(HPFAR));
printk("HCR %08"PRIx32"\n", READ_CP32(HCR));
printk("HSR %"PRIx32"\n", READ_CP32(HSR));
+ printk("VTTBR %010"PRIx64"\n", READ_CP64(VTTBR));
printk("\n");
printk("DFSR %"PRIx32" DFAR %"PRIx32"\n", READ_CP32(DFSR),
READ_CP32(DFAR));
printk("IFSR %"PRIx32" IFAR %"PRIx32"\n", READ_CP32(IFSR),
READ_CP32(IFAR));
printk("\n");
+#else
+ printk("TTBR0_EL2: %"PRIx64"\n", READ_SYSREG64(TTBR0_EL2));
+ printk(" FAR_EL2: %"PRIx64"\n", READ_SYSREG64(FAR_EL2));
+ printk("HPFAR_EL2: %"PRIx64"\n", READ_SYSREG64(HPFAR_EL2));
+ printk(" HCR_EL2: %"PRIx64"\n", READ_SYSREG64(HCR_EL2));
+ printk(" ESR_EL2: %"PRIx64"\n", READ_SYSREG64(ESR_EL2));
+ printk("VTTBR_EL2: %"PRIx64"\n", READ_SYSREG64(VTTBR_EL2));
+ printk("\n");
+#endif
}
void show_registers(struct cpu_user_regs *regs)
{
struct reg_ctxt ctxt;
- ctxt.sctlr = READ_CP32(SCTLR);
- ctxt.ttbcr = READ_CP32(TTBCR);
- ctxt.ttbr0 = READ_CP64(TTBR0);
- ctxt.ttbr1 = READ_CP64(TTBR1);
- _show_registers(regs, &ctxt, guest_mode(regs));
+ ctxt.sctlr = READ_SYSREG(SCTLR_EL1);
+ ctxt.tcr = READ_SYSREG(TCR_EL1);
+ ctxt.ttbr0 = READ_SYSREG64(TTBR0_EL1);
+ ctxt.ttbr1 = READ_SYSREG64(TTBR1_EL1);
+#ifdef CONFIG_ARM_32
+ ctxt.dfar = READ_CP32(DFAR);
+ ctxt.ifar = READ_CP32(IFAR);
+#else
+ ctxt.far = READ_SYSREG(FAR_EL1);
+#endif
+ _show_registers(regs, &ctxt, guest_mode(regs), current);
}
void vcpu_show_registers(const struct vcpu *v)
{
struct reg_ctxt ctxt;
ctxt.sctlr = v->arch.sctlr;
- ctxt.ttbcr = v->arch.ttbcr;
+ ctxt.tcr = v->arch.ttbcr;
ctxt.ttbr0 = v->arch.ttbr0;
ctxt.ttbr1 = v->arch.ttbr1;
- _show_registers(&v->arch.cpu_info->guest_cpu_user_regs, &ctxt, 1);
+#ifdef CONFIG_ARM_32
+ ctxt.dfar = v->arch.dfar;
+ ctxt.ifar = v->arch.ifar;
+#else
+ ctxt.far = v->arch.far;
+#endif
+ _show_registers(&v->arch.cpu_info->guest_cpu_user_regs, &ctxt, 1, v);
}
static void show_guest_stack(struct cpu_user_regs *regs)
--
generated by git-patchbot for /home/xen/git/xen.git#master
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