#include "sysemu/cpus.h"
#include "sysemu/kvm.h"
#include "kvm_ppc.h"
+#include "mmu-hash64.h"
#include "hw/boards.h"
#include "hw/ppc/ppc.h"
#include "exec/address-spaces.h"
#include "hw/usb.h"
#include "qemu/config-file.h"
+#include "qemu/error-report.h"
#include <libfdt.h>
*
* We load our kernel at 4M, leaving space for SLOF initial image
*/
-#define FDT_MAX_SIZE 0x10000
+#define FDT_MAX_SIZE 0x40000
#define RTAS_MAX_SIZE 0x10000
#define FW_MAX_SIZE 0x400000
#define FW_FILE_NAME "slof.bin"
if (hint) {
irq = hint;
+ if (hint >= spapr->next_irq) {
+ spapr->next_irq = hint + 1;
+ }
/* FIXME: we should probably check for collisions somehow */
} else {
irq = spapr->next_irq++;
return irq;
}
-/* Allocate block of consequtive IRQs, returns a number of the first */
-int spapr_allocate_irq_block(int num, bool lsi)
+/*
+ * Allocate block of consequtive IRQs, returns a number of the first.
+ * If msi==true, aligns the first IRQ number to num.
+ */
+int spapr_allocate_irq_block(int num, bool lsi, bool msi)
{
int first = -1;
- int i;
+ int i, hint = 0;
+
+ /*
+ * MSIMesage::data is used for storing VIRQ so
+ * it has to be aligned to num to support multiple
+ * MSI vectors. MSI-X is not affected by this.
+ * The hint is used for the first IRQ, the rest should
+ * be allocated continuously.
+ */
+ if (msi) {
+ assert((num == 1) || (num == 2) || (num == 4) ||
+ (num == 8) || (num == 16) || (num == 32));
+ hint = (spapr->next_irq + num - 1) & ~(num - 1);
+ }
for (i = 0; i < num; ++i) {
int irq;
- irq = spapr_allocate_irq(0, lsi);
+ irq = spapr_allocate_irq(hint, lsi);
if (!irq) {
return -1;
}
if (0 == i) {
first = irq;
+ hint = 0;
}
/* If the above doesn't create a consecutive block then that's
return first;
}
+static XICSState *try_create_xics(const char *type, int nr_servers,
+ int nr_irqs)
+{
+ DeviceState *dev;
+
+ dev = qdev_create(NULL, type);
+ qdev_prop_set_uint32(dev, "nr_servers", nr_servers);
+ qdev_prop_set_uint32(dev, "nr_irqs", nr_irqs);
+ if (qdev_init(dev) < 0) {
+ return NULL;
+ }
+
+ return XICS_COMMON(dev);
+}
+
+static XICSState *xics_system_init(int nr_servers, int nr_irqs)
+{
+ XICSState *icp = NULL;
+
+ if (kvm_enabled()) {
+ QemuOpts *machine_opts = qemu_get_machine_opts();
+ bool irqchip_allowed = qemu_opt_get_bool(machine_opts,
+ "kernel_irqchip", true);
+ bool irqchip_required = qemu_opt_get_bool(machine_opts,
+ "kernel_irqchip", false);
+ if (irqchip_allowed) {
+ icp = try_create_xics(TYPE_KVM_XICS, nr_servers, nr_irqs);
+ }
+
+ if (irqchip_required && !icp) {
+ perror("Failed to create in-kernel XICS\n");
+ abort();
+ }
+ }
+
+ if (!icp) {
+ icp = try_create_xics(TYPE_XICS, nr_servers, nr_irqs);
+ }
+
+ if (!icp) {
+ perror("Failed to create XICS\n");
+ abort();
+ }
+
+ return icp;
+}
+
static int spapr_fixup_cpu_dt(void *fdt, sPAPREnvironment *spapr)
{
int ret = 0, offset;
- CPUPPCState *env;
CPUState *cpu;
char cpu_model[32];
int smt = kvmppc_smt_threads();
uint32_t pft_size_prop[] = {0, cpu_to_be32(spapr->htab_shift)};
- assert(spapr->cpu_model);
-
- for (env = first_cpu; env != NULL; env = env->next_cpu) {
- cpu = CPU(ppc_env_get_cpu(env));
+ CPU_FOREACH(cpu) {
+ DeviceClass *dc = DEVICE_GET_CLASS(cpu);
+ int index = ppc_get_vcpu_dt_id(POWERPC_CPU(cpu));
uint32_t associativity[] = {cpu_to_be32(0x5),
cpu_to_be32(0x0),
cpu_to_be32(0x0),
cpu_to_be32(0x0),
cpu_to_be32(cpu->numa_node),
- cpu_to_be32(cpu->cpu_index)};
+ cpu_to_be32(index)};
- if ((cpu->cpu_index % smt) != 0) {
+ if ((index % smt) != 0) {
continue;
}
- snprintf(cpu_model, 32, "/cpus/%s@%x", spapr->cpu_model,
- cpu->cpu_index);
+ snprintf(cpu_model, 32, "/cpus/%s@%x", dc->fw_name,
+ index);
offset = fdt_path_offset(fdt, cpu_model);
if (offset < 0) {
} while (0)
-static void *spapr_create_fdt_skel(const char *cpu_model,
- hwaddr initrd_base,
+static void *spapr_create_fdt_skel(hwaddr initrd_base,
hwaddr initrd_size,
hwaddr kernel_size,
+ bool little_endian,
const char *boot_device,
const char *kernel_cmdline,
uint32_t epow_irq)
{
void *fdt;
- CPUPPCState *env;
+ CPUState *cs;
uint32_t start_prop = cpu_to_be32(initrd_base);
uint32_t end_prop = cpu_to_be32(initrd_base + initrd_size);
char hypertas_prop[] = "hcall-pft\0hcall-term\0hcall-dabr\0hcall-interrupt"
- "\0hcall-tce\0hcall-vio\0hcall-splpar\0hcall-bulk";
+ "\0hcall-tce\0hcall-vio\0hcall-splpar\0hcall-bulk\0hcall-set-mode";
char qemu_hypertas_prop[] = "hcall-memop1";
uint32_t refpoints[] = {cpu_to_be32(0x4), cpu_to_be32(0x4)};
uint32_t interrupt_server_ranges_prop[] = {0, cpu_to_be32(smp_cpus)};
- char *modelname;
int i, smt = kvmppc_smt_threads();
unsigned char vec5[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x80};
cpu_to_be64(kernel_size) };
_FDT((fdt_property(fdt, "qemu,boot-kernel", &kprop, sizeof(kprop))));
+ if (little_endian) {
+ _FDT((fdt_property(fdt, "qemu,boot-kernel-le", NULL, 0)));
+ }
}
if (boot_device) {
_FDT((fdt_property_string(fdt, "qemu,boot-device", boot_device)));
_FDT((fdt_property_cell(fdt, "#address-cells", 0x1)));
_FDT((fdt_property_cell(fdt, "#size-cells", 0x0)));
- modelname = g_strdup(cpu_model);
-
- for (i = 0; i < strlen(modelname); i++) {
- modelname[i] = toupper(modelname[i]);
- }
-
- /* This is needed during FDT finalization */
- spapr->cpu_model = g_strdup(modelname);
-
- for (env = first_cpu; env != NULL; env = env->next_cpu) {
- CPUState *cpu = CPU(ppc_env_get_cpu(env));
- PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu);
- int index = cpu->cpu_index;
+ CPU_FOREACH(cs) {
+ PowerPCCPU *cpu = POWERPC_CPU(cs);
+ CPUPPCState *env = &cpu->env;
+ DeviceClass *dc = DEVICE_GET_CLASS(cs);
+ PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs);
+ int index = ppc_get_vcpu_dt_id(cpu);
uint32_t servers_prop[smp_threads];
uint32_t gservers_prop[smp_threads * 2];
char *nodename;
continue;
}
- nodename = g_strdup_printf("%s@%x", modelname, index);
+ nodename = g_strdup_printf("%s@%x", dc->fw_name, index);
_FDT((fdt_begin_node(fdt, nodename)));
_FDT((fdt_property(fdt, "ibm,ppc-interrupt-gserver#s",
gservers_prop, sizeof(gservers_prop))));
+ if (env->spr_cb[SPR_PURR].oea_read) {
+ _FDT((fdt_property(fdt, "ibm,purr", NULL, 0)));
+ }
+
if (env->mmu_model & POWERPC_MMU_1TSEG) {
_FDT((fdt_property(fdt, "ibm,processor-segment-sizes",
segs, sizeof(segs))));
_FDT((fdt_end_node(fdt)));
}
- g_free(modelname);
-
_FDT((fdt_end_node(fdt)));
/* RTAS */
cpu_to_be32(0x0), cpu_to_be32(0x0),
cpu_to_be32(0x0)};
char mem_name[32];
- hwaddr node0_size, mem_start;
+ hwaddr node0_size, mem_start, node_size;
uint64_t mem_reg_property[2];
int i, off;
/* memory node(s) */
- node0_size = (nb_numa_nodes > 1) ? node_mem[0] : ram_size;
- if (spapr->rma_size > node0_size) {
- spapr->rma_size = node0_size;
+ if (nb_numa_nodes > 1 && node_mem[0] < ram_size) {
+ node0_size = node_mem[0];
+ } else {
+ node0_size = ram_size;
}
/* RMA */
mem_start = node0_size;
for (i = 1; i < nb_numa_nodes; i++) {
mem_reg_property[0] = cpu_to_be64(mem_start);
- mem_reg_property[1] = cpu_to_be64(node_mem[i]);
+ if (mem_start >= ram_size) {
+ node_size = 0;
+ } else {
+ node_size = node_mem[i];
+ if (node_size > ram_size - mem_start) {
+ node_size = ram_size - mem_start;
+ }
+ }
+ mem_reg_property[1] = cpu_to_be64(node_size);
associativity[3] = associativity[4] = cpu_to_be32(i);
sprintf(mem_name, "memory@" TARGET_FMT_lx, mem_start);
off = fdt_add_subnode(fdt, 0, mem_name);
sizeof(mem_reg_property))));
_FDT((fdt_setprop(fdt, off, "ibm,associativity", associativity,
sizeof(associativity))));
- mem_start += node_mem[i];
+ mem_start += node_size;
}
return 0;
if (shift > 0) {
/* Kernel handles htab, we don't need to allocate one */
spapr->htab_shift = shift;
+ kvmppc_kern_htab = true;
} else {
if (!spapr->htab) {
/* Allocate an htab if we don't yet have one */
/* Update the RMA size if necessary */
if (spapr->vrma_adjust) {
- spapr->rma_size = kvmppc_rma_size(ram_size, spapr->htab_shift);
+ hwaddr node0_size = (nb_numa_nodes > 1) ? node_mem[0] : ram_size;
+ spapr->rma_size = kvmppc_rma_size(node0_size, spapr->htab_shift);
}
}
static void ppc_spapr_reset(void)
{
- CPUState *first_cpu_cpu;
+ PowerPCCPU *first_ppc_cpu;
/* Reset the hash table & recalc the RMA */
spapr_reset_htab(spapr);
spapr->rtas_size);
/* Set up the entry state */
- first_cpu_cpu = ENV_GET_CPU(first_cpu);
- first_cpu->gpr[3] = spapr->fdt_addr;
- first_cpu->gpr[5] = 0;
- first_cpu_cpu->halted = 0;
- first_cpu->nip = spapr->entry_point;
+ first_ppc_cpu = POWERPC_CPU(first_cpu);
+ first_ppc_cpu->env.gpr[3] = spapr->fdt_addr;
+ first_ppc_cpu->env.gpr[5] = 0;
+ first_cpu->halted = 0;
+ first_ppc_cpu->env.nip = spapr->entry_point;
}
env->spr[SPR_HIOR] = 0;
- env->external_htab = spapr->htab;
+ env->external_htab = (uint8_t *)spapr->htab;
+ if (kvm_enabled() && !env->external_htab) {
+ /*
+ * HV KVM, set external_htab to 1 so our ppc_hash64_load_hpte*
+ * functions do the right thing.
+ */
+ env->external_htab = (void *)1;
+ }
env->htab_base = -1;
- env->htab_mask = HTAB_SIZE(spapr) - 1;
- env->spr[SPR_SDR1] = (unsigned long)spapr->htab |
+ /*
+ * htab_mask is the mask used to normalize hash value to PTEG index.
+ * htab_shift is log2 of hash table size.
+ * We have 8 hpte per group, and each hpte is 16 bytes.
+ * ie have 128 bytes per hpte entry.
+ */
+ env->htab_mask = (1ULL << ((spapr)->htab_shift - 7)) - 1;
+ env->spr[SPR_SDR1] = (target_ulong)(uintptr_t)spapr->htab |
(spapr->htab_shift - 18);
}
static void spapr_create_nvram(sPAPREnvironment *spapr)
{
- QemuOpts *machine_opts;
- DeviceState *dev;
-
- dev = qdev_create(&spapr->vio_bus->bus, "spapr-nvram");
+ DeviceState *dev = qdev_create(&spapr->vio_bus->bus, "spapr-nvram");
+ DriveInfo *dinfo = drive_get(IF_PFLASH, 0, 0);
- machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
- if (machine_opts) {
- const char *drivename;
-
- drivename = qemu_opt_get(machine_opts, "nvram");
- if (drivename) {
- BlockDriverState *bs;
-
- bs = bdrv_find(drivename);
- if (!bs) {
- fprintf(stderr, "No such block device \"%s\" for nvram\n",
- drivename);
- exit(1);
- }
- qdev_prop_set_drive_nofail(dev, "drive", bs);
- }
+ if (dinfo) {
+ qdev_prop_set_drive_nofail(dev, "drive", dinfo->bdrv);
}
qdev_init_nofail(dev);
}
}
+static const VMStateDescription vmstate_spapr = {
+ .name = "spapr",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .minimum_version_id_old = 1,
+ .fields = (VMStateField []) {
+ VMSTATE_UINT32(next_irq, sPAPREnvironment),
+
+ /* RTC offset */
+ VMSTATE_UINT64(rtc_offset, sPAPREnvironment),
+
+ VMSTATE_END_OF_LIST()
+ },
+};
+
+#define HPTE(_table, _i) (void *)(((uint64_t *)(_table)) + ((_i) * 2))
+#define HPTE_VALID(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_VALID)
+#define HPTE_DIRTY(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_HPTE_DIRTY)
+#define CLEAN_HPTE(_hpte) ((*(uint64_t *)(_hpte)) &= tswap64(~HPTE64_V_HPTE_DIRTY))
+
+static int htab_save_setup(QEMUFile *f, void *opaque)
+{
+ sPAPREnvironment *spapr = opaque;
+
+ /* "Iteration" header */
+ qemu_put_be32(f, spapr->htab_shift);
+
+ if (spapr->htab) {
+ spapr->htab_save_index = 0;
+ spapr->htab_first_pass = true;
+ } else {
+ assert(kvm_enabled());
+
+ spapr->htab_fd = kvmppc_get_htab_fd(false);
+ if (spapr->htab_fd < 0) {
+ fprintf(stderr, "Unable to open fd for reading hash table from KVM: %s\n",
+ strerror(errno));
+ return -1;
+ }
+ }
+
+
+ return 0;
+}
+
+static void htab_save_first_pass(QEMUFile *f, sPAPREnvironment *spapr,
+ int64_t max_ns)
+{
+ int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64;
+ int index = spapr->htab_save_index;
+ int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME);
+
+ assert(spapr->htab_first_pass);
+
+ do {
+ int chunkstart;
+
+ /* Consume invalid HPTEs */
+ while ((index < htabslots)
+ && !HPTE_VALID(HPTE(spapr->htab, index))) {
+ index++;
+ CLEAN_HPTE(HPTE(spapr->htab, index));
+ }
+
+ /* Consume valid HPTEs */
+ chunkstart = index;
+ while ((index < htabslots)
+ && HPTE_VALID(HPTE(spapr->htab, index))) {
+ index++;
+ CLEAN_HPTE(HPTE(spapr->htab, index));
+ }
+
+ if (index > chunkstart) {
+ int n_valid = index - chunkstart;
+
+ qemu_put_be32(f, chunkstart);
+ qemu_put_be16(f, n_valid);
+ qemu_put_be16(f, 0);
+ qemu_put_buffer(f, HPTE(spapr->htab, chunkstart),
+ HASH_PTE_SIZE_64 * n_valid);
+
+ if ((qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) {
+ break;
+ }
+ }
+ } while ((index < htabslots) && !qemu_file_rate_limit(f));
+
+ if (index >= htabslots) {
+ assert(index == htabslots);
+ index = 0;
+ spapr->htab_first_pass = false;
+ }
+ spapr->htab_save_index = index;
+}
+
+static int htab_save_later_pass(QEMUFile *f, sPAPREnvironment *spapr,
+ int64_t max_ns)
+{
+ bool final = max_ns < 0;
+ int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64;
+ int examined = 0, sent = 0;
+ int index = spapr->htab_save_index;
+ int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME);
+
+ assert(!spapr->htab_first_pass);
+
+ do {
+ int chunkstart, invalidstart;
+
+ /* Consume non-dirty HPTEs */
+ while ((index < htabslots)
+ && !HPTE_DIRTY(HPTE(spapr->htab, index))) {
+ index++;
+ examined++;
+ }
+
+ chunkstart = index;
+ /* Consume valid dirty HPTEs */
+ while ((index < htabslots)
+ && HPTE_DIRTY(HPTE(spapr->htab, index))
+ && HPTE_VALID(HPTE(spapr->htab, index))) {
+ CLEAN_HPTE(HPTE(spapr->htab, index));
+ index++;
+ examined++;
+ }
+
+ invalidstart = index;
+ /* Consume invalid dirty HPTEs */
+ while ((index < htabslots)
+ && HPTE_DIRTY(HPTE(spapr->htab, index))
+ && !HPTE_VALID(HPTE(spapr->htab, index))) {
+ CLEAN_HPTE(HPTE(spapr->htab, index));
+ index++;
+ examined++;
+ }
+
+ if (index > chunkstart) {
+ int n_valid = invalidstart - chunkstart;
+ int n_invalid = index - invalidstart;
+
+ qemu_put_be32(f, chunkstart);
+ qemu_put_be16(f, n_valid);
+ qemu_put_be16(f, n_invalid);
+ qemu_put_buffer(f, HPTE(spapr->htab, chunkstart),
+ HASH_PTE_SIZE_64 * n_valid);
+ sent += index - chunkstart;
+
+ if (!final && (qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) {
+ break;
+ }
+ }
+
+ if (examined >= htabslots) {
+ break;
+ }
+
+ if (index >= htabslots) {
+ assert(index == htabslots);
+ index = 0;
+ }
+ } while ((examined < htabslots) && (!qemu_file_rate_limit(f) || final));
+
+ if (index >= htabslots) {
+ assert(index == htabslots);
+ index = 0;
+ }
+
+ spapr->htab_save_index = index;
+
+ return (examined >= htabslots) && (sent == 0) ? 1 : 0;
+}
+
+#define MAX_ITERATION_NS 5000000 /* 5 ms */
+#define MAX_KVM_BUF_SIZE 2048
+
+static int htab_save_iterate(QEMUFile *f, void *opaque)
+{
+ sPAPREnvironment *spapr = opaque;
+ int rc = 0;
+
+ /* Iteration header */
+ qemu_put_be32(f, 0);
+
+ if (!spapr->htab) {
+ assert(kvm_enabled());
+
+ rc = kvmppc_save_htab(f, spapr->htab_fd,
+ MAX_KVM_BUF_SIZE, MAX_ITERATION_NS);
+ if (rc < 0) {
+ return rc;
+ }
+ } else if (spapr->htab_first_pass) {
+ htab_save_first_pass(f, spapr, MAX_ITERATION_NS);
+ } else {
+ rc = htab_save_later_pass(f, spapr, MAX_ITERATION_NS);
+ }
+
+ /* End marker */
+ qemu_put_be32(f, 0);
+ qemu_put_be16(f, 0);
+ qemu_put_be16(f, 0);
+
+ return rc;
+}
+
+static int htab_save_complete(QEMUFile *f, void *opaque)
+{
+ sPAPREnvironment *spapr = opaque;
+
+ /* Iteration header */
+ qemu_put_be32(f, 0);
+
+ if (!spapr->htab) {
+ int rc;
+
+ assert(kvm_enabled());
+
+ rc = kvmppc_save_htab(f, spapr->htab_fd, MAX_KVM_BUF_SIZE, -1);
+ if (rc < 0) {
+ return rc;
+ }
+ close(spapr->htab_fd);
+ spapr->htab_fd = -1;
+ } else {
+ htab_save_later_pass(f, spapr, -1);
+ }
+
+ /* End marker */
+ qemu_put_be32(f, 0);
+ qemu_put_be16(f, 0);
+ qemu_put_be16(f, 0);
+
+ return 0;
+}
+
+static int htab_load(QEMUFile *f, void *opaque, int version_id)
+{
+ sPAPREnvironment *spapr = opaque;
+ uint32_t section_hdr;
+ int fd = -1;
+
+ if (version_id < 1 || version_id > 1) {
+ fprintf(stderr, "htab_load() bad version\n");
+ return -EINVAL;
+ }
+
+ section_hdr = qemu_get_be32(f);
+
+ if (section_hdr) {
+ /* First section, just the hash shift */
+ if (spapr->htab_shift != section_hdr) {
+ return -EINVAL;
+ }
+ return 0;
+ }
+
+ if (!spapr->htab) {
+ assert(kvm_enabled());
+
+ fd = kvmppc_get_htab_fd(true);
+ if (fd < 0) {
+ fprintf(stderr, "Unable to open fd to restore KVM hash table: %s\n",
+ strerror(errno));
+ }
+ }
+
+ while (true) {
+ uint32_t index;
+ uint16_t n_valid, n_invalid;
+
+ index = qemu_get_be32(f);
+ n_valid = qemu_get_be16(f);
+ n_invalid = qemu_get_be16(f);
+
+ if ((index == 0) && (n_valid == 0) && (n_invalid == 0)) {
+ /* End of Stream */
+ break;
+ }
+
+ if ((index + n_valid + n_invalid) >
+ (HTAB_SIZE(spapr) / HASH_PTE_SIZE_64)) {
+ /* Bad index in stream */
+ fprintf(stderr, "htab_load() bad index %d (%hd+%hd entries) "
+ "in htab stream (htab_shift=%d)\n", index, n_valid, n_invalid,
+ spapr->htab_shift);
+ return -EINVAL;
+ }
+
+ if (spapr->htab) {
+ if (n_valid) {
+ qemu_get_buffer(f, HPTE(spapr->htab, index),
+ HASH_PTE_SIZE_64 * n_valid);
+ }
+ if (n_invalid) {
+ memset(HPTE(spapr->htab, index + n_valid), 0,
+ HASH_PTE_SIZE_64 * n_invalid);
+ }
+ } else {
+ int rc;
+
+ assert(fd >= 0);
+
+ rc = kvmppc_load_htab_chunk(f, fd, index, n_valid, n_invalid);
+ if (rc < 0) {
+ return rc;
+ }
+ }
+ }
+
+ if (!spapr->htab) {
+ assert(fd >= 0);
+ close(fd);
+ }
+
+ return 0;
+}
+
+static SaveVMHandlers savevm_htab_handlers = {
+ .save_live_setup = htab_save_setup,
+ .save_live_iterate = htab_save_iterate,
+ .save_live_complete = htab_save_complete,
+ .load_state = htab_load,
+};
+
/* pSeries LPAR / sPAPR hardware init */
static void ppc_spapr_init(QEMUMachineInitArgs *args)
{
const char *kernel_filename = args->kernel_filename;
const char *kernel_cmdline = args->kernel_cmdline;
const char *initrd_filename = args->initrd_filename;
- const char *boot_device = args->boot_device;
+ const char *boot_device = args->boot_order;
PowerPCCPU *cpu;
CPUPPCState *env;
PCIHostState *phb;
MemoryRegion *sysmem = get_system_memory();
MemoryRegion *ram = g_new(MemoryRegion, 1);
hwaddr rma_alloc_size;
+ hwaddr node0_size = (nb_numa_nodes > 1) ? node_mem[0] : ram_size;
uint32_t initrd_base = 0;
long kernel_size = 0, initrd_size = 0;
long load_limit, rtas_limit, fw_size;
+ bool kernel_le = false;
char *filename;
msi_supported = true;
exit(1);
}
- if (rma_alloc_size && (rma_alloc_size < ram_size)) {
+ if (rma_alloc_size && (rma_alloc_size < node0_size)) {
spapr->rma_size = rma_alloc_size;
} else {
- spapr->rma_size = ram_size;
+ spapr->rma_size = node0_size;
/* With KVM, we don't actually know whether KVM supports an
* unbounded RMA (PR KVM) or is limited by the hash table size
}
}
+ if (spapr->rma_size > node0_size) {
+ fprintf(stderr, "Error: Numa node 0 has to span the RMA (%#08"HWADDR_PRIx")\n",
+ spapr->rma_size);
+ exit(1);
+ }
+
/* We place the device tree and RTAS just below either the top of the RMA,
* or just below 2GB, whichever is lowere, so that it can be
* processed with 32-bit real mode code if necessary */
}
env = &cpu->env;
- xics_cpu_setup(spapr->icp, cpu);
-
/* Set time-base frequency to 512 MHz */
cpu_ppc_tb_init(env, TIMEBASE_FREQ);
kvmppc_set_papr(cpu);
}
+ xics_cpu_setup(spapr->icp, cpu);
+
qemu_register_reset(spapr_cpu_reset, cpu);
}
ram_addr_t nonrma_base = rma_alloc_size;
ram_addr_t nonrma_size = spapr->ram_limit - rma_alloc_size;
- memory_region_init_ram(ram, "ppc_spapr.ram", nonrma_size);
+ memory_region_init_ram(ram, NULL, "ppc_spapr.ram", nonrma_size);
vmstate_register_ram_global(ram);
memory_region_add_subregion(sysmem, nonrma_base, ram);
}
/* Set up EPOW events infrastructure */
spapr_events_init(spapr);
- /* Set up IOMMU */
- spapr_iommu_init();
-
/* Set up VIO bus */
spapr->vio_bus = spapr_vio_bus_init();
spapr_create_nvram(spapr);
/* Set up PCI */
+ spapr_pci_msi_init(spapr, SPAPR_PCI_MSI_WINDOW);
spapr_pci_rtas_init();
phb = spapr_create_phb(spapr, 0);
if (strcmp(nd->model, "ibmveth") == 0) {
spapr_vlan_create(spapr->vio_bus, nd);
} else {
- pci_nic_init_nofail(&nd_table[i], nd->model, NULL);
+ pci_nic_init_nofail(&nd_table[i], phb->bus, nd->model, NULL);
}
}
kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
NULL, &lowaddr, NULL, 1, ELF_MACHINE, 0);
- if (kernel_size < 0) {
- kernel_size = load_image_targphys(kernel_filename,
- KERNEL_LOAD_ADDR,
- load_limit - KERNEL_LOAD_ADDR);
+ if (kernel_size == ELF_LOAD_WRONG_ENDIAN) {
+ kernel_size = load_elf(kernel_filename,
+ translate_kernel_address, NULL,
+ NULL, &lowaddr, NULL, 0, ELF_MACHINE, 0);
+ kernel_le = kernel_size > 0;
}
if (kernel_size < 0) {
- fprintf(stderr, "qemu: could not load kernel '%s'\n",
- kernel_filename);
+ fprintf(stderr, "qemu: error loading %s: %s\n",
+ kernel_filename, load_elf_strerror(kernel_size));
exit(1);
}
}
}
- filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, FW_FILE_NAME);
+ if (bios_name == NULL) {
+ bios_name = FW_FILE_NAME;
+ }
+ filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
fw_size = load_image_targphys(filename, 0, FW_MAX_SIZE);
if (fw_size < 0) {
hw_error("qemu: could not load LPAR rtas '%s'\n", filename);
spapr->entry_point = 0x100;
+ vmstate_register(NULL, 0, &vmstate_spapr, spapr);
+ register_savevm_live(NULL, "spapr/htab", -1, 1,
+ &savevm_htab_handlers, spapr);
+
/* Prepare the device tree */
- spapr->fdt_skel = spapr_create_fdt_skel(cpu_model,
- initrd_base, initrd_size,
- kernel_size,
+ spapr->fdt_skel = spapr_create_fdt_skel(initrd_base, initrd_size,
+ kernel_size, kernel_le,
boot_device, kernel_cmdline,
spapr->epow_irq);
assert(spapr->fdt_skel != NULL);
}
+static int spapr_kvm_type(const char *vm_type)
+{
+ if (!vm_type) {
+ return 0;
+ }
+
+ if (!strcmp(vm_type, "HV")) {
+ return 1;
+ }
+
+ if (!strcmp(vm_type, "PR")) {
+ return 2;
+ }
+
+ error_report("Unknown kvm-type specified '%s'", vm_type);
+ exit(1);
+}
+
static QEMUMachine spapr_machine = {
.name = "pseries",
.desc = "pSeries Logical Partition (PAPR compliant)",
+ .is_default = 1,
.init = ppc_spapr_init,
.reset = ppc_spapr_reset,
.block_default_type = IF_SCSI,
.max_cpus = MAX_CPUS,
.no_parallel = 1,
- .boot_order = NULL,
+ .default_boot_order = NULL,
+ .kvm_type = spapr_kvm_type,
};
static void spapr_machine_init(void)
projects / qemu.git / blobdiff