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-rw-r--r--arch/powerpc/kvm/book3s_xive.c76
-rw-r--r--arch/powerpc/kvm/book3s_xive.h2
-rw-r--r--arch/powerpc/kvm/book3s_xive_native.c21
3 files changed, 82 insertions, 17 deletions
diff --git a/arch/powerpc/kvm/book3s_xive.c b/arch/powerpc/kvm/book3s_xive.c
index 85215e79db42..773e8e8c0015 100644
--- a/arch/powerpc/kvm/book3s_xive.c
+++ b/arch/powerpc/kvm/book3s_xive.c
@@ -2128,9 +2128,8 @@ int kvmppc_xive_debug_show_queues(struct seq_file *m, struct kvm_vcpu *vcpu)
if (!q->qpage && !xc->esc_virq[i])
continue;
- seq_printf(m, " [q%d]: ", i);
-
if (q->qpage) {
+ seq_printf(m, " q[%d]: ", i);
idx = q->idx;
i0 = be32_to_cpup(q->qpage + idx);
idx = (idx + 1) & q->msk;
@@ -2144,16 +2143,54 @@ int kvmppc_xive_debug_show_queues(struct seq_file *m, struct kvm_vcpu *vcpu)
irq_data_get_irq_handler_data(d);
u64 pq = xive_vm_esb_load(xd, XIVE_ESB_GET);
- seq_printf(m, "E:%c%c I(%d:%llx:%llx)",
- (pq & XIVE_ESB_VAL_P) ? 'P' : 'p',
- (pq & XIVE_ESB_VAL_Q) ? 'Q' : 'q',
- xc->esc_virq[i], pq, xd->eoi_page);
+ seq_printf(m, " ESC %d %c%c EOI @%llx",
+ xc->esc_virq[i],
+ (pq & XIVE_ESB_VAL_P) ? 'P' : '-',
+ (pq & XIVE_ESB_VAL_Q) ? 'Q' : '-',
+ xd->eoi_page);
seq_puts(m, "\n");
}
}
return 0;
}
+void kvmppc_xive_debug_show_sources(struct seq_file *m,
+ struct kvmppc_xive_src_block *sb)
+{
+ int i;
+
+ seq_puts(m, " LISN HW/CHIP TYPE PQ EISN CPU/PRIO\n");
+ for (i = 0; i < KVMPPC_XICS_IRQ_PER_ICS; i++) {
+ struct kvmppc_xive_irq_state *state = &sb->irq_state[i];
+ struct xive_irq_data *xd;
+ u64 pq;
+ u32 hw_num;
+
+ if (!state->valid)
+ continue;
+
+ kvmppc_xive_select_irq(state, &hw_num, &xd);
+
+ pq = xive_vm_esb_load(xd, XIVE_ESB_GET);
+
+ seq_printf(m, "%08x %08x/%02x", state->number, hw_num,
+ xd->src_chip);
+ if (state->lsi)
+ seq_printf(m, " %cLSI", state->asserted ? '^' : ' ');
+ else
+ seq_puts(m, " MSI");
+
+ seq_printf(m, " %s %c%c %08x % 4d/%d",
+ state->ipi_number == hw_num ? "IPI" : " PT",
+ pq & XIVE_ESB_VAL_P ? 'P' : '-',
+ pq & XIVE_ESB_VAL_Q ? 'Q' : '-',
+ state->eisn, state->act_server,
+ state->act_priority);
+
+ seq_puts(m, "\n");
+ }
+}
+
static int xive_debug_show(struct seq_file *m, void *private)
{
struct kvmppc_xive *xive = m->private;
@@ -2174,7 +2211,7 @@ static int xive_debug_show(struct seq_file *m, void *private)
if (!kvm)
return 0;
- seq_printf(m, "=========\nVCPU state\n=========\n");
+ seq_puts(m, "=========\nVCPU state\n=========\n");
kvm_for_each_vcpu(i, vcpu, kvm) {
struct kvmppc_xive_vcpu *xc = vcpu->arch.xive_vcpu;
@@ -2182,11 +2219,12 @@ static int xive_debug_show(struct seq_file *m, void *private)
if (!xc)
continue;
- seq_printf(m, "cpu server %#x VP:%#x CPPR:%#x HWCPPR:%#x"
- " MFRR:%#x PEND:%#x h_xirr: R=%lld V=%lld\n",
- xc->server_num, xc->vp_id, xc->cppr, xc->hw_cppr,
- xc->mfrr, xc->pending,
- xc->stat_rm_h_xirr, xc->stat_vm_h_xirr);
+ seq_printf(m, "VCPU %d: VP:%#x/%02x\n"
+ " CPPR:%#x HWCPPR:%#x MFRR:%#x PEND:%#x h_xirr: R=%lld V=%lld\n",
+ xc->server_num, xc->vp_id, xc->vp_chip_id,
+ xc->cppr, xc->hw_cppr,
+ xc->mfrr, xc->pending,
+ xc->stat_rm_h_xirr, xc->stat_vm_h_xirr);
kvmppc_xive_debug_show_queues(m, vcpu);
@@ -2202,13 +2240,25 @@ static int xive_debug_show(struct seq_file *m, void *private)
t_vm_h_ipi += xc->stat_vm_h_ipi;
}
- seq_printf(m, "Hcalls totals\n");
+ seq_puts(m, "Hcalls totals\n");
seq_printf(m, " H_XIRR R=%10lld V=%10lld\n", t_rm_h_xirr, t_vm_h_xirr);
seq_printf(m, " H_IPOLL R=%10lld V=%10lld\n", t_rm_h_ipoll, t_vm_h_ipoll);
seq_printf(m, " H_CPPR R=%10lld V=%10lld\n", t_rm_h_cppr, t_vm_h_cppr);
seq_printf(m, " H_EOI R=%10lld V=%10lld\n", t_rm_h_eoi, t_vm_h_eoi);
seq_printf(m, " H_IPI R=%10lld V=%10lld\n", t_rm_h_ipi, t_vm_h_ipi);
+ seq_puts(m, "=========\nSources\n=========\n");
+
+ for (i = 0; i <= xive->max_sbid; i++) {
+ struct kvmppc_xive_src_block *sb = xive->src_blocks[i];
+
+ if (sb) {
+ arch_spin_lock(&sb->lock);
+ kvmppc_xive_debug_show_sources(m, sb);
+ arch_spin_unlock(&sb->lock);
+ }
+ }
+
return 0;
}
diff --git a/arch/powerpc/kvm/book3s_xive.h b/arch/powerpc/kvm/book3s_xive.h
index 382e3a56e789..d5d4fee7ac94 100644
--- a/arch/powerpc/kvm/book3s_xive.h
+++ b/arch/powerpc/kvm/book3s_xive.h
@@ -290,6 +290,8 @@ extern int (*__xive_vm_h_eoi)(struct kvm_vcpu *vcpu, unsigned long xirr);
*/
void kvmppc_xive_disable_vcpu_interrupts(struct kvm_vcpu *vcpu);
int kvmppc_xive_debug_show_queues(struct seq_file *m, struct kvm_vcpu *vcpu);
+void kvmppc_xive_debug_show_sources(struct seq_file *m,
+ struct kvmppc_xive_src_block *sb);
struct kvmppc_xive_src_block *kvmppc_xive_create_src_block(
struct kvmppc_xive *xive, int irq);
void kvmppc_xive_free_sources(struct kvmppc_xive_src_block *sb);
diff --git a/arch/powerpc/kvm/book3s_xive_native.c b/arch/powerpc/kvm/book3s_xive_native.c
index a59a94f02733..7f120cf9c594 100644
--- a/arch/powerpc/kvm/book3s_xive_native.c
+++ b/arch/powerpc/kvm/book3s_xive_native.c
@@ -1219,18 +1219,31 @@ static int xive_native_debug_show(struct seq_file *m, void *private)
if (!xc)
continue;
- seq_printf(m, "cpu server %#x VP=%#x NSR=%02x CPPR=%02x IBP=%02x PIPR=%02x w01=%016llx w2=%08x\n",
- xc->server_num, xc->vp_id,
+ seq_printf(m, "VCPU %d: VP=%#x/%02x\n"
+ " NSR=%02x CPPR=%02x IBP=%02x PIPR=%02x w01=%016llx w2=%08x\n",
+ xc->server_num, xc->vp_id, xc->vp_chip_id,
vcpu->arch.xive_saved_state.nsr,
vcpu->arch.xive_saved_state.cppr,
vcpu->arch.xive_saved_state.ipb,
vcpu->arch.xive_saved_state.pipr,
- vcpu->arch.xive_saved_state.w01,
- (u32) vcpu->arch.xive_cam_word);
+ be64_to_cpu(vcpu->arch.xive_saved_state.w01),
+ be32_to_cpu(vcpu->arch.xive_cam_word));
kvmppc_xive_debug_show_queues(m, vcpu);
}
+ seq_puts(m, "=========\nSources\n=========\n");
+
+ for (i = 0; i <= xive->max_sbid; i++) {
+ struct kvmppc_xive_src_block *sb = xive->src_blocks[i];
+
+ if (sb) {
+ arch_spin_lock(&sb->lock);
+ kvmppc_xive_debug_show_sources(m, sb);
+ arch_spin_unlock(&sb->lock);
+ }
+ }
+
return 0;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-13 17:33:45 +0000