*/
#include "qemu/osdep.h"
-#include "qemu-common.h"
#include "qemu/datadir.h"
+#include "qemu/memalign.h"
#include "qapi/error.h"
#include "qapi/qapi-events-machine.h"
+#include "qapi/qapi-events-qdev.h"
#include "qapi/visitor.h"
#include "sysemu/sysemu.h"
#include "sysemu/hostmem.h"
#define FDT_MAX_ADDR 0x80000000 /* FDT must stay below that */
#define FW_MAX_SIZE 0x400000
#define FW_FILE_NAME "slof.bin"
+#define FW_FILE_NAME_VOF "vof.bin"
#define FW_OVERHEAD 0x2800000
#define KERNEL_LOAD_ADDR FW_MAX_SIZE
*
* Only CPUs for which we create core types in spapr_cpu_core.c
* are possible, and all of those have VMX */
- if (spapr_get_cap(spapr, SPAPR_CAP_VSX) != 0) {
- _FDT((fdt_setprop_cell(fdt, offset, "ibm,vmx", 2)));
- } else {
- _FDT((fdt_setprop_cell(fdt, offset, "ibm,vmx", 1)));
+ if (env->insns_flags & PPC_ALTIVEC) {
+ if (spapr_get_cap(spapr, SPAPR_CAP_VSX) != 0) {
+ _FDT((fdt_setprop_cell(fdt, offset, "ibm,vmx", 2)));
+ } else {
+ _FDT((fdt_setprop_cell(fdt, offset, "ibm,vmx", 1)));
+ }
}
/* Advertise DFP (Decimal Floating Point) if available
add_str(hypertas, "hcall-copy");
add_str(hypertas, "hcall-debug");
add_str(hypertas, "hcall-vphn");
+ if (spapr_get_cap(spapr, SPAPR_CAP_RPT_INVALIDATE) == SPAPR_CAP_ON) {
+ add_str(hypertas, "hcall-rpt-invalidate");
+ }
+
add_str(qemu_hypertas, "hcall-memop1");
if (!kvm_enabled() || kvmppc_spapr_use_multitce()) {
*
* The extra 8 bytes is required because Linux's FWNMI error log check
* is off-by-one.
+ *
+ * RTAS_MIN_SIZE is required for the RTAS blob itself.
*/
- _FDT(fdt_setprop_cell(fdt, rtas, "rtas-size", RTAS_ERROR_LOG_MAX +
- ms->smp.max_cpus * sizeof(uint64_t)*2 + sizeof(uint64_t)));
+ _FDT(fdt_setprop_cell(fdt, rtas, "rtas-size", RTAS_MIN_SIZE +
+ RTAS_ERROR_LOG_MAX +
+ ms->smp.max_cpus * sizeof(uint64_t) * 2 +
+ sizeof(uint64_t)));
_FDT(fdt_setprop_cell(fdt, rtas, "rtas-error-log-max",
RTAS_ERROR_LOG_MAX));
_FDT(fdt_setprop_cell(fdt, rtas, "rtas-event-scan-rate",
_FDT(chosen = fdt_add_subnode(fdt, 0, "chosen"));
if (reset) {
- const char *boot_device = machine->boot_order;
- char *stdout_path = spapr_vio_stdout_path(spapr->vio_bus);
+ const char *boot_device = spapr->boot_device;
+ g_autofree char *stdout_path = spapr_vio_stdout_path(spapr->vio_bus);
size_t cb = 0;
- char *bootlist = get_boot_devices_list(&cb);
+ g_autofree char *bootlist = get_boot_devices_list(&cb);
if (machine->kernel_cmdline && machine->kernel_cmdline[0]) {
_FDT(fdt_setprop_string(fdt, chosen, "bootargs",
}
spapr_dt_ov5_platform_support(spapr, fdt, chosen);
-
- g_free(stdout_path);
- g_free(bootlist);
}
_FDT(spapr_dt_ovec(fdt, chosen, spapr->ov5_cas, "ibm,architecture-vec-5"));
/* The TCG path should also be holding the BQL at this point */
g_assert(qemu_mutex_iothread_locked());
+ g_assert(!vhyp_cpu_in_nested(cpu));
+
if (msr_pr) {
hcall_dprintf("Hypercall made with MSR[PR]=1\n");
env->gpr[3] = H_PRIVILEGE;
}
}
-static void spapr_get_pate(PPCVirtualHypervisor *vhyp, ppc_v3_pate_t *entry)
+static bool spapr_get_pate(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu,
+ target_ulong lpid, ppc_v3_pate_t *entry)
{
SpaprMachineState *spapr = SPAPR_MACHINE(vhyp);
+ SpaprCpuState *spapr_cpu = spapr_cpu_state(cpu);
+
+ if (!spapr_cpu->in_nested) {
+ assert(lpid == 0);
+
+ /* Copy PATE1:GR into PATE0:HR */
+ entry->dw0 = spapr->patb_entry & PATE0_HR;
+ entry->dw1 = spapr->patb_entry;
+
+ } else {
+ uint64_t patb, pats;
- /* Copy PATE1:GR into PATE0:HR */
- entry->dw0 = spapr->patb_entry & PATE0_HR;
- entry->dw1 = spapr->patb_entry;
+ assert(lpid != 0);
+
+ patb = spapr->nested_ptcr & PTCR_PATB;
+ pats = spapr->nested_ptcr & PTCR_PATS;
+
+ /* Calculate number of entries */
+ pats = 1ull << (pats + 12 - 4);
+ if (pats <= lpid) {
+ return false;
+ }
+
+ /* Grab entry */
+ patb += 16 * lpid;
+ entry->dw0 = ldq_phys(CPU(cpu)->as, patb);
+ entry->dw1 = ldq_phys(CPU(cpu)->as, patb + 8);
+ }
+
+ return true;
}
#define HPTE(_table, _i) (void *)(((uint64_t *)(_table)) + ((_i) * 2))
kvmppc_write_hpte(ptex, pte0, pte1);
} else {
if (pte0 & HPTE64_V_VALID) {
- stq_p(spapr->htab + offset + HASH_PTE_SIZE_64 / 2, pte1);
+ stq_p(spapr->htab + offset + HPTE64_DW1, pte1);
/*
* When setting valid, we write PTE1 first. This ensures
* proper synchronization with the reading code in
* ppc_hash64_pteg_search()
*/
smp_wmb();
- stq_p(spapr->htab + offset + HASH_PTE_SIZE_64 / 2, pte1);
+ stq_p(spapr->htab + offset + HPTE64_DW1, pte1);
}
}
}
static void spapr_hpte_set_c(PPCVirtualHypervisor *vhyp, hwaddr ptex,
uint64_t pte1)
{
- hwaddr offset = ptex * HASH_PTE_SIZE_64 + 15;
+ hwaddr offset = ptex * HASH_PTE_SIZE_64 + HPTE64_DW1_C;
SpaprMachineState *spapr = SPAPR_MACHINE(vhyp);
if (!spapr->htab) {
static void spapr_hpte_set_r(PPCVirtualHypervisor *vhyp, hwaddr ptex,
uint64_t pte1)
{
- hwaddr offset = ptex * HASH_PTE_SIZE_64 + 14;
+ hwaddr offset = ptex * HASH_PTE_SIZE_64 + HPTE64_DW1_R;
SpaprMachineState *spapr = SPAPR_MACHINE(vhyp);
if (!spapr->htab) {
spapr->ov5_cas = spapr_ovec_clone(spapr->ov5);
}
+ spapr_nvdimm_finish_flushes();
+
/* DRC reset may cause a device to be unplugged. This will cause troubles
* if this device is used by another device (eg, a running vhost backend
* will crash QEMU if the DIMM holding the vring goes away). To avoid such
fdt_addr = MIN(spapr->rma_size, FDT_MAX_ADDR) - FDT_MAX_SIZE;
fdt = spapr_build_fdt(spapr, true, FDT_MAX_SIZE);
+ if (spapr->vof) {
+ spapr_vof_reset(spapr, fdt, &error_fatal);
+ /*
+ * Do not pack the FDT as the client may change properties.
+ * VOF client does not expect the FDT so we do not load it to the VM.
+ */
+ } else {
+ rc = fdt_pack(fdt);
+ /* Should only fail if we've built a corrupted tree */
+ assert(rc == 0);
- rc = fdt_pack(fdt);
-
- /* Should only fail if we've built a corrupted tree */
- assert(rc == 0);
-
- /* Load the fdt */
+ spapr_cpu_set_entry_state(first_ppc_cpu, SPAPR_ENTRY_POINT,
+ 0, fdt_addr, 0);
+ cpu_physical_memory_write(fdt_addr, fdt, fdt_totalsize(fdt));
+ }
qemu_fdt_dumpdtb(fdt, fdt_totalsize(fdt));
- cpu_physical_memory_write(fdt_addr, fdt, fdt_totalsize(fdt));
+
g_free(spapr->fdt_blob);
spapr->fdt_size = fdt_totalsize(fdt);
spapr->fdt_initial_size = spapr->fdt_size;
spapr->fdt_blob = fdt;
/* Set up the entry state */
- spapr_cpu_set_entry_state(first_ppc_cpu, SPAPR_ENTRY_POINT, 0, fdt_addr, 0);
first_ppc_cpu->env.gpr[5] = 0;
spapr->fwnmi_system_reset_addr = -1;
&vmstate_spapr_cap_ccf_assist,
&vmstate_spapr_cap_fwnmi,
&vmstate_spapr_fwnmi,
+ &vmstate_spapr_cap_rpt_invalidate,
NULL
}
};
static void spapr_boot_set(void *opaque, const char *boot_device,
Error **errp)
{
- MachineState *machine = MACHINE(opaque);
- machine->boot_order = g_strdup(boot_device);
+ SpaprMachineState *spapr = SPAPR_MACHINE(opaque);
+
+ g_free(spapr->boot_device);
+ spapr->boot_device = g_strdup(boot_device);
}
static void spapr_create_lmb_dr_connectors(SpaprMachineState *spapr)
SpaprMachineState *spapr = SPAPR_MACHINE(machine);
SpaprMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine);
MachineClass *mc = MACHINE_GET_CLASS(machine);
- const char *bios_name = machine->firmware ?: FW_FILE_NAME;
+ const char *bios_default = spapr->vof ? FW_FILE_NAME_VOF : FW_FILE_NAME;
+ const char *bios_name = machine->firmware ?: bios_default;
+ g_autofree char *filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
const char *kernel_filename = machine->kernel_filename;
const char *initrd_filename = machine->initrd_filename;
PCIHostState *phb;
int i;
MemoryRegion *sysmem = get_system_memory();
long load_limit, fw_size;
- char *filename;
Error *resize_hpt_err = NULL;
+ if (!filename) {
+ error_report("Could not find LPAR firmware '%s'", bios_name);
+ exit(1);
+ }
+ fw_size = load_image_targphys(filename, 0, FW_MAX_SIZE);
+ if (fw_size <= 0) {
+ error_report("Could not load LPAR firmware '%s'", filename);
+ exit(1);
+ }
+
/*
* if Secure VM (PEF) support is configured, then initialize it
*/
spapr_ovec_set(spapr->ov5, OV5_FORM1_AFFINITY);
+ /* Do not advertise FORM2 NUMA support for pseries-6.1 and older */
+ if (!smc->pre_6_2_numa_affinity) {
+ spapr_ovec_set(spapr->ov5, OV5_FORM2_AFFINITY);
+ }
+
/* advertise support for dedicated HP event source to guests */
if (spapr->use_hotplug_event_source) {
spapr_ovec_set(spapr->ov5, OV5_HP_EVT);
/* init CPUs */
spapr_init_cpus(spapr);
- /*
- * check we don't have a memory-less/cpu-less NUMA node
- * Firmware relies on the existing memory/cpu topology to provide the
- * NUMA topology to the kernel.
- * And the linux kernel needs to know the NUMA topology at start
- * to be able to hotplug CPUs later.
- */
- if (machine->numa_state->num_nodes) {
- for (i = 0; i < machine->numa_state->num_nodes; ++i) {
- /* check for memory-less node */
- if (machine->numa_state->nodes[i].node_mem == 0) {
- CPUState *cs;
- int found = 0;
- /* check for cpu-less node */
- CPU_FOREACH(cs) {
- PowerPCCPU *cpu = POWERPC_CPU(cs);
- if (cpu->node_id == i) {
- found = 1;
- break;
- }
- }
- /* memory-less and cpu-less node */
- if (!found) {
- error_report(
- "Memory-less/cpu-less nodes are not supported (node %d)",
- i);
- exit(1);
- }
- }
- }
-
- }
-
spapr->gpu_numa_id = spapr_numa_initial_nvgpu_numa_id(machine);
/* Init numa_assoc_array */
}
}
- filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
- if (!filename) {
- error_report("Could not find LPAR firmware '%s'", bios_name);
- exit(1);
- }
- fw_size = load_image_targphys(filename, 0, FW_MAX_SIZE);
- if (fw_size <= 0) {
- error_report("Could not load LPAR firmware '%s'", filename);
- exit(1);
- }
- g_free(filename);
-
/* FIXME: Should register things through the MachineState's qdev
* interface, this is a legacy from the sPAPREnvironment structure
* which predated MachineState but had a similar function */
}
qemu_cond_init(&spapr->fwnmi_machine_check_interlock_cond);
+ if (spapr->vof) {
+ spapr->vof->fw_size = fw_size; /* for claim() on itself */
+ spapr_register_hypercall(KVMPPC_H_VOF_CLIENT, spapr_h_vof_client);
+ }
}
#define DEFAULT_KVM_TYPE "auto"
VHostSCSICommon *vsc = CAST(VHostSCSICommon, dev, TYPE_VHOST_SCSI_COMMON);
PCIDevice *pcidev = CAST(PCIDevice, dev, TYPE_PCI_DEVICE);
- if (d) {
+ if (d && bus) {
void *spapr = CAST(void, bus->parent, "spapr-vscsi");
VirtIOSCSI *virtio = CAST(VirtIOSCSI, bus->parent, TYPE_VIRTIO_SCSI);
USBDevice *usb = CAST(USBDevice, bus->parent, TYPE_USB_DEVICE);
*/
if (strcmp("usb-host", qdev_fw_name(dev)) == 0) {
USBDevice *usbdev = CAST(USBDevice, dev, TYPE_USB_DEVICE);
- if (usb_host_dev_is_scsi_storage(usbdev)) {
+ if (usb_device_is_scsi_storage(usbdev)) {
return g_strdup_printf("storage@%s/disk", usbdev->port->path);
}
}
}
}
+static bool spapr_get_vof(Object *obj, Error **errp)
+{
+ SpaprMachineState *spapr = SPAPR_MACHINE(obj);
+
+ return spapr->vof != NULL;
+}
+
+static void spapr_set_vof(Object *obj, bool value, Error **errp)
+{
+ SpaprMachineState *spapr = SPAPR_MACHINE(obj);
+
+ if (spapr->vof) {
+ vof_cleanup(spapr->vof);
+ g_free(spapr->vof);
+ spapr->vof = NULL;
+ }
+ if (!value) {
+ return;
+ }
+ spapr->vof = g_malloc0(sizeof(*spapr->vof));
+}
+
static char *spapr_get_ic_mode(Object *obj, Error **errp)
{
SpaprMachineState *spapr = SPAPR_MACHINE(obj);
stringify(KERNEL_LOAD_ADDR)
" for -kernel is the default");
spapr->kernel_addr = KERNEL_LOAD_ADDR;
+
+ object_property_add_bool(obj, "x-vof", spapr_get_vof, spapr_set_vof);
+ object_property_set_description(obj, "x-vof",
+ "Enable Virtual Open Firmware (experimental)");
+
/* The machine class defines the default interrupt controller mode */
spapr->irq = smc->irq;
object_property_add_str(obj, "ic-mode", spapr_get_ic_mode,
*/
ds = spapr_pending_dimm_unplugs_find(spapr, dimm);
if (!ds) {
- ds = g_malloc0(sizeof(SpaprDimmState));
+ ds = g_new0(SpaprDimmState, 1);
ds->nr_lmbs = nr_lmbs;
ds->dimm = dimm;
QTAILQ_INSERT_HEAD(&spapr->pending_dimm_unplugs, ds, next);
/*
* Tell QAPI that something happened and the memory
- * hotunplug wasn't successful.
+ * hotunplug wasn't successful. Keep sending
+ * MEM_UNPLUG_ERROR even while sending
+ * DEVICE_UNPLUG_GUEST_ERROR until the deprecation of
+ * MEM_UNPLUG_ERROR is due.
*/
qapi_error = g_strdup_printf("Memory hotunplug rejected by the guest "
"for device %s", dev->id);
- qapi_event_send_mem_unplug_error(dev->id, qapi_error);
+
+ qapi_event_send_mem_unplug_error(dev->id ? : "", qapi_error);
+
+ qapi_event_send_device_unplug_guest_error(!!dev->id, dev->id,
+ dev->canonical_path);
}
/* Callback to be called during DRC release. */
return NULL;
}
+static bool spapr_cpu_in_nested(PowerPCCPU *cpu)
+{
+ SpaprCpuState *spapr_cpu = spapr_cpu_state(cpu);
+
+ return spapr_cpu->in_nested;
+}
+
static void spapr_cpu_exec_enter(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu)
{
SpaprCpuState *spapr_cpu = spapr_cpu_state(cpu);
XICSFabricClass *xic = XICS_FABRIC_CLASS(oc);
InterruptStatsProviderClass *ispc = INTERRUPT_STATS_PROVIDER_CLASS(oc);
XiveFabricClass *xfc = XIVE_FABRIC_CLASS(oc);
+ VofMachineIfClass *vmc = VOF_MACHINE_CLASS(oc);
mc->desc = "pSeries Logical Partition (PAPR compliant)";
mc->ignore_boot_device_suffixes = true;
fwc->get_dev_path = spapr_get_fw_dev_path;
nc->nmi_monitor_handler = spapr_nmi;
smc->phb_placement = spapr_phb_placement;
+ vhc->cpu_in_nested = spapr_cpu_in_nested;
+ vhc->deliver_hv_excp = spapr_exit_nested;
vhc->hypercall = emulate_spapr_hypercall;
vhc->hpt_mask = spapr_hpt_mask;
vhc->map_hptes = spapr_map_hptes;
smc->default_caps.caps[SPAPR_CAP_LARGE_DECREMENTER] = SPAPR_CAP_ON;
smc->default_caps.caps[SPAPR_CAP_CCF_ASSIST] = SPAPR_CAP_ON;
smc->default_caps.caps[SPAPR_CAP_FWNMI] = SPAPR_CAP_ON;
+ smc->default_caps.caps[SPAPR_CAP_RPT_INVALIDATE] = SPAPR_CAP_OFF;
spapr_caps_add_properties(smc);
smc->irq = &spapr_irq_dual;
smc->dr_phb_enabled = true;
smc->smp_threads_vsmt = true;
smc->nr_xirqs = SPAPR_NR_XIRQS;
xfc->match_nvt = spapr_match_nvt;
+ vmc->client_architecture_support = spapr_vof_client_architecture_support;
+ vmc->quiesce = spapr_vof_quiesce;
+ vmc->setprop = spapr_vof_setprop;
}
static const TypeInfo spapr_machine_info = {
{ TYPE_XICS_FABRIC },
{ TYPE_INTERRUPT_STATS_PROVIDER },
{ TYPE_XIVE_FABRIC },
+ { TYPE_VOF_MACHINE_IF },
{ }
},
};
} \
type_init(spapr_machine_register_##suffix)
+/*
+ * pseries-7.0
+ */
+static void spapr_machine_7_0_class_options(MachineClass *mc)
+{
+ /* Defaults for the latest behaviour inherited from the base class */
+}
+
+DEFINE_SPAPR_MACHINE(7_0, "7.0", true);
+
+/*
+ * pseries-6.2
+ */
+static void spapr_machine_6_2_class_options(MachineClass *mc)
+{
+ spapr_machine_7_0_class_options(mc);
+ compat_props_add(mc->compat_props, hw_compat_6_2, hw_compat_6_2_len);
+}
+
+DEFINE_SPAPR_MACHINE(6_2, "6.2", false);
+
/*
* pseries-6.1
*/
static void spapr_machine_6_1_class_options(MachineClass *mc)
{
- /* Defaults for the latest behaviour inherited from the base class */
+ SpaprMachineClass *smc = SPAPR_MACHINE_CLASS(mc);
+
+ spapr_machine_6_2_class_options(mc);
+ compat_props_add(mc->compat_props, hw_compat_6_1, hw_compat_6_1_len);
+ smc->pre_6_2_numa_affinity = true;
+ mc->smp_props.prefer_sockets = true;
}
-DEFINE_SPAPR_MACHINE(6_1, "6.1", true);
+DEFINE_SPAPR_MACHINE(6_1, "6.1", false);
/*
* pseries-6.0
projects / mirror_qemu.git / blobdiff