* THE SOFTWARE.
*
*/
+
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "cpu.h"
-#include "sysemu/sysemu.h"
-#include "hw/qdev.h"
#include "sysemu/device_tree.h"
+#include "sysemu/runstate.h"
#include "hw/ppc/fdt.h"
#include "hw/ppc/spapr.h"
#include "hw/ppc/spapr_vio.h"
#include "hw/pci/pci.h"
+#include "hw/irq.h"
#include "hw/pci-host/spapr.h"
#include "hw/ppc/spapr_drc.h"
#include "qemu/help_option.h"
#include "qemu/bcd.h"
+#include "qemu/main-loop.h"
#include "hw/ppc/spapr_ovec.h"
#include <libfdt.h>
+#include "migration/blocker.h"
#define RTAS_LOG_VERSION_MASK 0xff000000
#define RTAS_LOG_VERSION_6 0x06000000
#define RTAS_LOG_V6_HP_TYPE_SLOT 3
#define RTAS_LOG_V6_HP_TYPE_PHB 4
#define RTAS_LOG_V6_HP_TYPE_PCI 5
+#define RTAS_LOG_V6_HP_TYPE_PMEM 6
uint8_t hotplug_action;
#define RTAS_LOG_V6_HP_ACTION_ADD 1
#define RTAS_LOG_V6_HP_ACTION_REMOVE 2
struct rtas_event_log_v6_hp hp;
} QEMU_PACKED;
+struct rtas_event_log_v6_mc {
+#define RTAS_LOG_V6_SECTION_ID_MC 0x4D43 /* MC */
+ struct rtas_event_log_v6_section_header hdr;
+ uint32_t fru_id;
+ uint32_t proc_id;
+ uint8_t error_type;
+#define RTAS_LOG_V6_MC_TYPE_UE 0
+#define RTAS_LOG_V6_MC_TYPE_SLB 1
+#define RTAS_LOG_V6_MC_TYPE_ERAT 2
+#define RTAS_LOG_V6_MC_TYPE_TLB 4
+#define RTAS_LOG_V6_MC_TYPE_D_CACHE 5
+#define RTAS_LOG_V6_MC_TYPE_I_CACHE 7
+ uint8_t sub_err_type;
+#define RTAS_LOG_V6_MC_UE_INDETERMINATE 0
+#define RTAS_LOG_V6_MC_UE_IFETCH 1
+#define RTAS_LOG_V6_MC_UE_PAGE_TABLE_WALK_IFETCH 2
+#define RTAS_LOG_V6_MC_UE_LOAD_STORE 3
+#define RTAS_LOG_V6_MC_UE_PAGE_TABLE_WALK_LOAD_STORE 4
+#define RTAS_LOG_V6_MC_SLB_PARITY 0
+#define RTAS_LOG_V6_MC_SLB_MULTIHIT 1
+#define RTAS_LOG_V6_MC_SLB_INDETERMINATE 2
+#define RTAS_LOG_V6_MC_ERAT_PARITY 1
+#define RTAS_LOG_V6_MC_ERAT_MULTIHIT 2
+#define RTAS_LOG_V6_MC_ERAT_INDETERMINATE 3
+#define RTAS_LOG_V6_MC_TLB_PARITY 1
+#define RTAS_LOG_V6_MC_TLB_MULTIHIT 2
+#define RTAS_LOG_V6_MC_TLB_INDETERMINATE 3
+/*
+ * Per PAPR,
+ * For UE error type, set bit 1 of sub_err_type to indicate effective addr is
+ * provided. For other error types (SLB/ERAT/TLB), set bit 0 to indicate
+ * same.
+ */
+#define RTAS_LOG_V6_MC_UE_EA_ADDR_PROVIDED 0x40
+#define RTAS_LOG_V6_MC_EA_ADDR_PROVIDED 0x80
+ uint8_t reserved_1[6];
+ uint64_t effective_address;
+ uint64_t logical_address;
+} QEMU_PACKED;
+
+struct mc_extended_log {
+ struct rtas_event_log_v6 v6hdr;
+ struct rtas_event_log_v6_mc mc;
+} QEMU_PACKED;
+
+struct MC_ierror_table {
+ unsigned long srr1_mask;
+ unsigned long srr1_value;
+ bool nip_valid; /* nip is a valid indicator of faulting address */
+ uint8_t error_type;
+ uint8_t error_subtype;
+ unsigned int initiator;
+ unsigned int severity;
+};
+
+static const struct MC_ierror_table mc_ierror_table[] = {
+{ 0x00000000081c0000, 0x0000000000040000, true,
+ RTAS_LOG_V6_MC_TYPE_UE, RTAS_LOG_V6_MC_UE_IFETCH,
+ RTAS_LOG_INITIATOR_CPU, RTAS_LOG_SEVERITY_ERROR_SYNC, },
+{ 0x00000000081c0000, 0x0000000000080000, true,
+ RTAS_LOG_V6_MC_TYPE_SLB, RTAS_LOG_V6_MC_SLB_PARITY,
+ RTAS_LOG_INITIATOR_CPU, RTAS_LOG_SEVERITY_ERROR_SYNC, },
+{ 0x00000000081c0000, 0x00000000000c0000, true,
+ RTAS_LOG_V6_MC_TYPE_SLB, RTAS_LOG_V6_MC_SLB_MULTIHIT,
+ RTAS_LOG_INITIATOR_CPU, RTAS_LOG_SEVERITY_ERROR_SYNC, },
+{ 0x00000000081c0000, 0x0000000000100000, true,
+ RTAS_LOG_V6_MC_TYPE_ERAT, RTAS_LOG_V6_MC_ERAT_MULTIHIT,
+ RTAS_LOG_INITIATOR_CPU, RTAS_LOG_SEVERITY_ERROR_SYNC, },
+{ 0x00000000081c0000, 0x0000000000140000, true,
+ RTAS_LOG_V6_MC_TYPE_TLB, RTAS_LOG_V6_MC_TLB_MULTIHIT,
+ RTAS_LOG_INITIATOR_CPU, RTAS_LOG_SEVERITY_ERROR_SYNC, },
+{ 0x00000000081c0000, 0x0000000000180000, true,
+ RTAS_LOG_V6_MC_TYPE_UE, RTAS_LOG_V6_MC_UE_PAGE_TABLE_WALK_IFETCH,
+ RTAS_LOG_INITIATOR_CPU, RTAS_LOG_SEVERITY_ERROR_SYNC, } };
+
+struct MC_derror_table {
+ unsigned long dsisr_value;
+ bool dar_valid; /* dar is a valid indicator of faulting address */
+ uint8_t error_type;
+ uint8_t error_subtype;
+ unsigned int initiator;
+ unsigned int severity;
+};
+
+static const struct MC_derror_table mc_derror_table[] = {
+{ 0x00008000, false,
+ RTAS_LOG_V6_MC_TYPE_UE, RTAS_LOG_V6_MC_UE_LOAD_STORE,
+ RTAS_LOG_INITIATOR_CPU, RTAS_LOG_SEVERITY_ERROR_SYNC, },
+{ 0x00004000, true,
+ RTAS_LOG_V6_MC_TYPE_UE, RTAS_LOG_V6_MC_UE_PAGE_TABLE_WALK_LOAD_STORE,
+ RTAS_LOG_INITIATOR_CPU, RTAS_LOG_SEVERITY_ERROR_SYNC, },
+{ 0x00000800, true,
+ RTAS_LOG_V6_MC_TYPE_ERAT, RTAS_LOG_V6_MC_ERAT_MULTIHIT,
+ RTAS_LOG_INITIATOR_CPU, RTAS_LOG_SEVERITY_ERROR_SYNC, },
+{ 0x00000400, true,
+ RTAS_LOG_V6_MC_TYPE_TLB, RTAS_LOG_V6_MC_TLB_MULTIHIT,
+ RTAS_LOG_INITIATOR_CPU, RTAS_LOG_SEVERITY_ERROR_SYNC, },
+{ 0x00000080, true,
+ RTAS_LOG_V6_MC_TYPE_SLB, RTAS_LOG_V6_MC_SLB_MULTIHIT, /* Before PARITY */
+ RTAS_LOG_INITIATOR_CPU, RTAS_LOG_SEVERITY_ERROR_SYNC, },
+{ 0x00000100, true,
+ RTAS_LOG_V6_MC_TYPE_SLB, RTAS_LOG_V6_MC_SLB_PARITY,
+ RTAS_LOG_INITIATOR_CPU, RTAS_LOG_SEVERITY_ERROR_SYNC, } };
+
+#define SRR1_MC_LOADSTORE(srr1) ((srr1) & PPC_BIT(42))
+
typedef enum EventClass {
EVENT_CLASS_INTERNAL_ERRORS = 0,
EVENT_CLASS_EPOW = 1,
[EVENT_CLASS_IO] = "ibm,io-events",
};
-struct sPAPREventSource {
+struct SpaprEventSource {
int irq;
uint32_t mask;
bool enabled;
};
-static sPAPREventSource *spapr_event_sources_new(void)
+static SpaprEventSource *spapr_event_sources_new(void)
{
- return g_new0(sPAPREventSource, EVENT_CLASS_MAX);
+ return g_new0(SpaprEventSource, EVENT_CLASS_MAX);
}
-static void spapr_event_sources_register(sPAPREventSource *event_sources,
+static void spapr_event_sources_register(SpaprEventSource *event_sources,
EventClassIndex index, int irq)
{
/* we only support 1 irq per event class at the moment */
event_sources[index].enabled = true;
}
-static const sPAPREventSource *
-spapr_event_sources_get_source(sPAPREventSource *event_sources,
+static const SpaprEventSource *
+spapr_event_sources_get_source(SpaprEventSource *event_sources,
EventClassIndex index)
{
g_assert(index < EVENT_CLASS_MAX);
return &event_sources[index];
}
-void spapr_dt_events(sPAPRMachineState *spapr, void *fdt)
+void spapr_dt_events(SpaprMachineState *spapr, void *fdt)
{
uint32_t irq_ranges[EVENT_CLASS_MAX * 2];
int i, count = 0, event_sources;
- sPAPREventSource *events = spapr->event_sources;
+ SpaprEventSource *events = spapr->event_sources;
g_assert(events);
for (i = 0, count = 0; i < EVENT_CLASS_MAX; i++) {
int node_offset;
uint32_t interrupts[2];
- const sPAPREventSource *source =
+ const SpaprEventSource *source =
spapr_event_sources_get_source(events, i);
const char *source_name = event_names[i];
continue;
}
- spapr_dt_xics_irq(interrupts, source->irq, false);
+ spapr_dt_irq(interrupts, source->irq, false);
_FDT(node_offset = fdt_add_subnode(fdt, event_sources, source_name));
_FDT(fdt_setprop(fdt, node_offset, "interrupts", interrupts,
irq_ranges, count * sizeof(uint32_t))));
}
-static const sPAPREventSource *
-rtas_event_log_to_source(sPAPRMachineState *spapr, int log_type)
+static const SpaprEventSource *
+rtas_event_log_to_source(SpaprMachineState *spapr, int log_type)
{
- const sPAPREventSource *source;
+ const SpaprEventSource *source;
g_assert(spapr->event_sources);
g_assert(source->enabled);
break;
}
- /* fall back to epow for legacy hotplug interrupt source */
+ /* fall through back to epow for legacy hotplug interrupt source */
case RTAS_LOG_TYPE_EPOW:
source = spapr_event_sources_get_source(spapr->event_sources,
EVENT_CLASS_EPOW);
return source;
}
-static int rtas_event_log_to_irq(sPAPRMachineState *spapr, int log_type)
+static int rtas_event_log_to_irq(SpaprMachineState *spapr, int log_type)
{
- const sPAPREventSource *source;
+ const SpaprEventSource *source;
source = rtas_event_log_to_source(spapr, log_type);
g_assert(source);
return source->irq;
}
-static uint32_t spapr_event_log_entry_type(sPAPREventLogEntry *entry)
+static uint32_t spapr_event_log_entry_type(SpaprEventLogEntry *entry)
{
return entry->summary & RTAS_LOG_TYPE_MASK;
}
-static void rtas_event_log_queue(sPAPRMachineState *spapr,
- sPAPREventLogEntry *entry)
+static void rtas_event_log_queue(SpaprMachineState *spapr,
+ SpaprEventLogEntry *entry)
{
QTAILQ_INSERT_TAIL(&spapr->pending_events, entry, next);
}
-static sPAPREventLogEntry *rtas_event_log_dequeue(sPAPRMachineState *spapr,
+static SpaprEventLogEntry *rtas_event_log_dequeue(SpaprMachineState *spapr,
uint32_t event_mask)
{
- sPAPREventLogEntry *entry = NULL;
+ SpaprEventLogEntry *entry = NULL;
QTAILQ_FOREACH(entry, &spapr->pending_events, next) {
- const sPAPREventSource *source =
+ const SpaprEventSource *source =
rtas_event_log_to_source(spapr,
spapr_event_log_entry_type(entry));
+ g_assert(source);
if (source->mask & event_mask) {
break;
}
static bool rtas_event_log_contains(uint32_t event_mask)
{
- sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
- sPAPREventLogEntry *entry = NULL;
+ SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
+ SpaprEventLogEntry *entry = NULL;
QTAILQ_FOREACH(entry, &spapr->pending_events, next) {
- const sPAPREventSource *source =
+ const SpaprEventSource *source =
rtas_event_log_to_source(spapr,
spapr_event_log_entry_type(entry));
static void spapr_init_maina(struct rtas_event_log_v6_maina *maina,
int section_count)
{
- sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
+ SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
struct tm tm;
int year;
static void spapr_powerdown_req(Notifier *n, void *opaque)
{
- sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
- sPAPREventLogEntry *entry;
+ SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
+ SpaprEventLogEntry *entry;
struct rtas_event_log_v6 *v6hdr;
struct rtas_event_log_v6_maina *maina;
struct rtas_event_log_v6_mainb *mainb;
struct rtas_event_log_v6_epow *epow;
struct epow_extended_log *new_epow;
- entry = g_new(sPAPREventLogEntry, 1);
+ entry = g_new(SpaprEventLogEntry, 1);
new_epow = g_malloc0(sizeof(*new_epow));
entry->extended_log = new_epow;
}
static void spapr_hotplug_req_event(uint8_t hp_id, uint8_t hp_action,
- sPAPRDRConnectorType drc_type,
+ SpaprDrcType drc_type,
union drc_identifier *drc_id)
{
- sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
- sPAPREventLogEntry *entry;
+ SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
+ SpaprEventLogEntry *entry;
struct hp_extended_log *new_hp;
struct rtas_event_log_v6 *v6hdr;
struct rtas_event_log_v6_maina *maina;
struct rtas_event_log_v6_mainb *mainb;
struct rtas_event_log_v6_hp *hp;
- entry = g_new(sPAPREventLogEntry, 1);
+ entry = g_new(SpaprEventLogEntry, 1);
new_hp = g_malloc0(sizeof(struct hp_extended_log));
entry->extended_log = new_hp;
case SPAPR_DR_CONNECTOR_TYPE_CPU:
hp->hotplug_type = RTAS_LOG_V6_HP_TYPE_CPU;
break;
+ case SPAPR_DR_CONNECTOR_TYPE_PHB:
+ hp->hotplug_type = RTAS_LOG_V6_HP_TYPE_PHB;
+ break;
+ case SPAPR_DR_CONNECTOR_TYPE_PMEM:
+ hp->hotplug_type = RTAS_LOG_V6_HP_TYPE_PMEM;
+ break;
default:
/* we shouldn't be signaling hotplug events for resources
* that don't support them
rtas_event_log_to_irq(spapr, RTAS_LOG_TYPE_HOTPLUG)));
}
-void spapr_hotplug_req_add_by_index(sPAPRDRConnector *drc)
+void spapr_hotplug_req_add_by_index(SpaprDrc *drc)
{
- sPAPRDRConnectorType drc_type = spapr_drc_type(drc);
+ SpaprDrcType drc_type = spapr_drc_type(drc);
union drc_identifier drc_id;
drc_id.index = spapr_drc_index(drc);
RTAS_LOG_V6_HP_ACTION_ADD, drc_type, &drc_id);
}
-void spapr_hotplug_req_remove_by_index(sPAPRDRConnector *drc)
+void spapr_hotplug_req_remove_by_index(SpaprDrc *drc)
{
- sPAPRDRConnectorType drc_type = spapr_drc_type(drc);
+ SpaprDrcType drc_type = spapr_drc_type(drc);
union drc_identifier drc_id;
drc_id.index = spapr_drc_index(drc);
RTAS_LOG_V6_HP_ACTION_REMOVE, drc_type, &drc_id);
}
-void spapr_hotplug_req_add_by_count(sPAPRDRConnectorType drc_type,
+void spapr_hotplug_req_add_by_count(SpaprDrcType drc_type,
uint32_t count)
{
union drc_identifier drc_id;
RTAS_LOG_V6_HP_ACTION_ADD, drc_type, &drc_id);
}
-void spapr_hotplug_req_remove_by_count(sPAPRDRConnectorType drc_type,
+void spapr_hotplug_req_remove_by_count(SpaprDrcType drc_type,
uint32_t count)
{
union drc_identifier drc_id;
RTAS_LOG_V6_HP_ACTION_REMOVE, drc_type, &drc_id);
}
-void spapr_hotplug_req_add_by_count_indexed(sPAPRDRConnectorType drc_type,
+void spapr_hotplug_req_add_by_count_indexed(SpaprDrcType drc_type,
uint32_t count, uint32_t index)
{
union drc_identifier drc_id;
RTAS_LOG_V6_HP_ACTION_ADD, drc_type, &drc_id);
}
-void spapr_hotplug_req_remove_by_count_indexed(sPAPRDRConnectorType drc_type,
+void spapr_hotplug_req_remove_by_count_indexed(SpaprDrcType drc_type,
uint32_t count, uint32_t index)
{
union drc_identifier drc_id;
RTAS_LOG_V6_HP_ACTION_REMOVE, drc_type, &drc_id);
}
-static void check_exception(PowerPCCPU *cpu, sPAPRMachineState *spapr,
+static void spapr_mc_set_ea_provided_flag(struct mc_extended_log *ext_elog)
+{
+ switch (ext_elog->mc.error_type) {
+ case RTAS_LOG_V6_MC_TYPE_UE:
+ ext_elog->mc.sub_err_type |= RTAS_LOG_V6_MC_UE_EA_ADDR_PROVIDED;
+ break;
+ case RTAS_LOG_V6_MC_TYPE_SLB:
+ case RTAS_LOG_V6_MC_TYPE_ERAT:
+ case RTAS_LOG_V6_MC_TYPE_TLB:
+ ext_elog->mc.sub_err_type |= RTAS_LOG_V6_MC_EA_ADDR_PROVIDED;
+ break;
+ default:
+ break;
+ }
+}
+
+static uint32_t spapr_mce_get_elog_type(PowerPCCPU *cpu, bool recovered,
+ struct mc_extended_log *ext_elog)
+{
+ int i;
+ CPUPPCState *env = &cpu->env;
+ uint32_t summary;
+ uint64_t dsisr = env->spr[SPR_DSISR];
+
+ summary = RTAS_LOG_VERSION_6 | RTAS_LOG_OPTIONAL_PART_PRESENT;
+ if (recovered) {
+ summary |= RTAS_LOG_DISPOSITION_FULLY_RECOVERED;
+ } else {
+ summary |= RTAS_LOG_DISPOSITION_NOT_RECOVERED;
+ }
+
+ if (SRR1_MC_LOADSTORE(env->spr[SPR_SRR1])) {
+ for (i = 0; i < ARRAY_SIZE(mc_derror_table); i++) {
+ if (!(dsisr & mc_derror_table[i].dsisr_value)) {
+ continue;
+ }
+
+ ext_elog->mc.error_type = mc_derror_table[i].error_type;
+ ext_elog->mc.sub_err_type = mc_derror_table[i].error_subtype;
+ if (mc_derror_table[i].dar_valid) {
+ ext_elog->mc.effective_address = cpu_to_be64(env->spr[SPR_DAR]);
+ spapr_mc_set_ea_provided_flag(ext_elog);
+ }
+
+ summary |= mc_derror_table[i].initiator
+ | mc_derror_table[i].severity;
+
+ return summary;
+ }
+ } else {
+ for (i = 0; i < ARRAY_SIZE(mc_ierror_table); i++) {
+ if ((env->spr[SPR_SRR1] & mc_ierror_table[i].srr1_mask) !=
+ mc_ierror_table[i].srr1_value) {
+ continue;
+ }
+
+ ext_elog->mc.error_type = mc_ierror_table[i].error_type;
+ ext_elog->mc.sub_err_type = mc_ierror_table[i].error_subtype;
+ if (mc_ierror_table[i].nip_valid) {
+ ext_elog->mc.effective_address = cpu_to_be64(env->nip);
+ spapr_mc_set_ea_provided_flag(ext_elog);
+ }
+
+ summary |= mc_ierror_table[i].initiator
+ | mc_ierror_table[i].severity;
+
+ return summary;
+ }
+ }
+
+ summary |= RTAS_LOG_INITIATOR_CPU;
+ return summary;
+}
+
+static void spapr_mce_dispatch_elog(PowerPCCPU *cpu, bool recovered)
+{
+ SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
+ CPUState *cs = CPU(cpu);
+ CPUPPCState *env = &cpu->env;
+ uint64_t rtas_addr;
+ struct rtas_error_log log;
+ struct mc_extended_log *ext_elog;
+ uint32_t summary;
+
+ ext_elog = g_malloc0(sizeof(*ext_elog));
+ summary = spapr_mce_get_elog_type(cpu, recovered, ext_elog);
+
+ log.summary = cpu_to_be32(summary);
+ log.extended_length = cpu_to_be32(sizeof(*ext_elog));
+
+ spapr_init_v6hdr(&ext_elog->v6hdr);
+ ext_elog->mc.hdr.section_id = cpu_to_be16(RTAS_LOG_V6_SECTION_ID_MC);
+ ext_elog->mc.hdr.section_length =
+ cpu_to_be16(sizeof(struct rtas_event_log_v6_mc));
+ ext_elog->mc.hdr.section_version = 1;
+
+ /* get rtas addr from fdt */
+ rtas_addr = spapr_get_rtas_addr();
+ if (!rtas_addr) {
+ qemu_system_guest_panicked(NULL);
+ g_free(ext_elog);
+ return;
+ }
+
+ stq_be_phys(&address_space_memory, rtas_addr + RTAS_ERROR_LOG_OFFSET,
+ env->gpr[3]);
+ cpu_physical_memory_write(rtas_addr + RTAS_ERROR_LOG_OFFSET +
+ sizeof(env->gpr[3]), &log, sizeof(log));
+ cpu_physical_memory_write(rtas_addr + RTAS_ERROR_LOG_OFFSET +
+ sizeof(env->gpr[3]) + sizeof(log), ext_elog,
+ sizeof(*ext_elog));
+ g_free(ext_elog);
+
+ env->gpr[3] = rtas_addr + RTAS_ERROR_LOG_OFFSET;
+
+ ppc_cpu_do_fwnmi_machine_check(cs, spapr->fwnmi_machine_check_addr);
+}
+
+void spapr_mce_req_event(PowerPCCPU *cpu, bool recovered)
+{
+ SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
+ CPUState *cs = CPU(cpu);
+ int ret;
+ Error *local_err = NULL;
+
+ if (spapr->fwnmi_machine_check_addr == -1) {
+ /*
+ * This implies that we have hit a machine check either when the
+ * guest has not registered FWNMI (i.e., "ibm,nmi-register" not
+ * called) or between system reset and "ibm,nmi-register".
+ * Fall back to the old machine check behavior in such cases.
+ */
+ cs->exception_index = POWERPC_EXCP_MCHECK;
+ ppc_cpu_do_interrupt(cs);
+ return;
+ }
+
+ while (spapr->fwnmi_machine_check_interlock != -1) {
+ /*
+ * Check whether the same CPU got machine check error
+ * while still handling the mc error (i.e., before
+ * that CPU called "ibm,nmi-interlock")
+ */
+ if (spapr->fwnmi_machine_check_interlock == cpu->vcpu_id) {
+ qemu_system_guest_panicked(NULL);
+ return;
+ }
+ qemu_cond_wait_iothread(&spapr->fwnmi_machine_check_interlock_cond);
+ /* Meanwhile if the system is reset, then just return */
+ if (spapr->fwnmi_machine_check_addr == -1) {
+ return;
+ }
+ }
+
+ ret = migrate_add_blocker(spapr->fwnmi_migration_blocker, &local_err);
+ if (ret == -EBUSY) {
+ /*
+ * We don't want to abort so we let the migration to continue.
+ * In a rare case, the machine check handler will run on the target.
+ * Though this is not preferable, it is better than aborting
+ * the migration or killing the VM.
+ */
+ warn_report("Received a fwnmi while migration was in progress");
+ }
+
+ spapr->fwnmi_machine_check_interlock = cpu->vcpu_id;
+ spapr_mce_dispatch_elog(cpu, recovered);
+}
+
+static void check_exception(PowerPCCPU *cpu, SpaprMachineState *spapr,
uint32_t token, uint32_t nargs,
target_ulong args,
uint32_t nret, target_ulong rets)
{
uint32_t mask, buf, len, event_len;
uint64_t xinfo;
- sPAPREventLogEntry *event;
+ SpaprEventLogEntry *event;
struct rtas_error_log header;
int i;
*/
for (i = 0; i < EVENT_CLASS_MAX; i++) {
if (rtas_event_log_contains(EVENT_CLASS_MASK(i))) {
- const sPAPREventSource *source =
+ const SpaprEventSource *source =
spapr_event_sources_get_source(spapr->event_sources, i);
g_assert(source->enabled);
rtas_st(rets, 0, RTAS_OUT_NO_ERRORS_FOUND);
}
-static void event_scan(PowerPCCPU *cpu, sPAPRMachineState *spapr,
+static void event_scan(PowerPCCPU *cpu, SpaprMachineState *spapr,
uint32_t token, uint32_t nargs,
target_ulong args,
uint32_t nret, target_ulong rets)
rtas_st(rets, 0, RTAS_OUT_NO_ERRORS_FOUND);
}
-void spapr_clear_pending_events(sPAPRMachineState *spapr)
+void spapr_clear_pending_events(SpaprMachineState *spapr)
{
- sPAPREventLogEntry *entry = NULL, *next_entry;
+ SpaprEventLogEntry *entry = NULL, *next_entry;
QTAILQ_FOREACH_SAFE(entry, &spapr->pending_events, next, next_entry) {
QTAILQ_REMOVE(&spapr->pending_events, entry, next);
}
}
-void spapr_events_init(sPAPRMachineState *spapr)
+void spapr_clear_pending_hotplug_events(SpaprMachineState *spapr)
+{
+ SpaprEventLogEntry *entry = NULL, *next_entry;
+
+ QTAILQ_FOREACH_SAFE(entry, &spapr->pending_events, next, next_entry) {
+ if (spapr_event_log_entry_type(entry) == RTAS_LOG_TYPE_HOTPLUG) {
+ QTAILQ_REMOVE(&spapr->pending_events, entry, next);
+ g_free(entry->extended_log);
+ g_free(entry);
+ }
+ }
+}
+
+void spapr_events_init(SpaprMachineState *spapr)
{
int epow_irq = SPAPR_IRQ_EPOW;
projects / thirdparty / qemu.git / blobdiff