* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
+
#include "qemu/osdep.h"
-#include "sysemu/sysemu.h"
+#include "sysemu/reset.h"
#include "qapi/error.h"
#include "qemu/log.h"
+#include "qemu/module.h"
#include "target/ppc/cpu.h"
#include "hw/ppc/ppc.h"
#include "hw/ppc/pnv.h"
#include "hw/ppc/pnv_core.h"
#include "hw/ppc/pnv_xscom.h"
#include "hw/ppc/xics.h"
+#include "hw/qdev-properties.h"
static const char *pnv_core_cpu_typename(PnvCore *pc)
{
return cpu_type;
}
-static void pnv_cpu_reset(void *opaque)
+static void pnv_core_cpu_reset(PnvCore *pc, PowerPCCPU *cpu)
{
- PowerPCCPU *cpu = opaque;
CPUState *cs = CPU(cpu);
CPUPPCState *env = &cpu->env;
+ PnvChipClass *pcc = PNV_CHIP_GET_CLASS(pc->chip);
cpu_reset(cs);
env->gpr[3] = PNV_FDT_ADDR;
env->nip = 0x10;
env->msr |= MSR_HVB; /* Hypervisor mode */
+
+ env->spr[SPR_HRMOR] = pc->hrmor;
+
+ pcc->intc_reset(pc->chip, cpu);
}
/*
#define PNV_XSCOM_EX_DTS_RESULT0 0x50000
#define PNV_XSCOM_EX_DTS_RESULT1 0x50001
-static uint64_t pnv_core_xscom_read(void *opaque, hwaddr addr,
- unsigned int width)
+static uint64_t pnv_core_power8_xscom_read(void *opaque, hwaddr addr,
+ unsigned int width)
{
uint32_t offset = addr >> 3;
uint64_t val = 0;
return val;
}
-static void pnv_core_xscom_write(void *opaque, hwaddr addr, uint64_t val,
- unsigned int width)
+static void pnv_core_power8_xscom_write(void *opaque, hwaddr addr, uint64_t val,
+ unsigned int width)
{
qemu_log_mask(LOG_UNIMP, "Warning: writing to reg=0x%" HWADDR_PRIx "\n",
addr);
}
-static const MemoryRegionOps pnv_core_xscom_ops = {
- .read = pnv_core_xscom_read,
- .write = pnv_core_xscom_write,
+static const MemoryRegionOps pnv_core_power8_xscom_ops = {
+ .read = pnv_core_power8_xscom_read,
+ .write = pnv_core_power8_xscom_write,
+ .valid.min_access_size = 8,
+ .valid.max_access_size = 8,
+ .impl.min_access_size = 8,
+ .impl.max_access_size = 8,
+ .endianness = DEVICE_BIG_ENDIAN,
+};
+
+
+/*
+ * POWER9 core controls
+ */
+#define PNV9_XSCOM_EC_PPM_SPECIAL_WKUP_HYP 0xf010d
+#define PNV9_XSCOM_EC_PPM_SPECIAL_WKUP_OTR 0xf010a
+
+static uint64_t pnv_core_power9_xscom_read(void *opaque, hwaddr addr,
+ unsigned int width)
+{
+ uint32_t offset = addr >> 3;
+ uint64_t val = 0;
+
+ /* The result should be 38 C */
+ switch (offset) {
+ case PNV_XSCOM_EX_DTS_RESULT0:
+ val = 0x26f024f023f0000ull;
+ break;
+ case PNV_XSCOM_EX_DTS_RESULT1:
+ val = 0x24f000000000000ull;
+ break;
+ case PNV9_XSCOM_EC_PPM_SPECIAL_WKUP_HYP:
+ case PNV9_XSCOM_EC_PPM_SPECIAL_WKUP_OTR:
+ val = 0x0;
+ break;
+ default:
+ qemu_log_mask(LOG_UNIMP, "Warning: reading reg=0x%" HWADDR_PRIx "\n",
+ addr);
+ }
+
+ return val;
+}
+
+static void pnv_core_power9_xscom_write(void *opaque, hwaddr addr, uint64_t val,
+ unsigned int width)
+{
+ uint32_t offset = addr >> 3;
+
+ switch (offset) {
+ case PNV9_XSCOM_EC_PPM_SPECIAL_WKUP_HYP:
+ case PNV9_XSCOM_EC_PPM_SPECIAL_WKUP_OTR:
+ break;
+ default:
+ qemu_log_mask(LOG_UNIMP, "Warning: writing to reg=0x%" HWADDR_PRIx "\n",
+ addr);
+ }
+}
+
+static const MemoryRegionOps pnv_core_power9_xscom_ops = {
+ .read = pnv_core_power9_xscom_read,
+ .write = pnv_core_power9_xscom_write,
.valid.min_access_size = 8,
.valid.max_access_size = 8,
.impl.min_access_size = 8,
.endianness = DEVICE_BIG_ENDIAN,
};
-static void pnv_realize_vcpu(PowerPCCPU *cpu, PnvChip *chip, Error **errp)
+static void pnv_core_cpu_realize(PnvCore *pc, PowerPCCPU *cpu, Error **errp)
{
CPUPPCState *env = &cpu->env;
int core_pir;
int thread_index = 0; /* TODO: TCG supports only one thread */
ppc_spr_t *pir = &env->spr_cb[SPR_PIR];
Error *local_err = NULL;
- PnvChipClass *pcc = PNV_CHIP_GET_CLASS(chip);
+ PnvChipClass *pcc = PNV_CHIP_GET_CLASS(pc->chip);
- object_property_set_bool(OBJECT(cpu), true, "realized", &local_err);
- if (local_err) {
- error_propagate(errp, local_err);
+ if (!qdev_realize(DEVICE(cpu), NULL, errp)) {
return;
}
- pcc->intc_create(chip, cpu, &local_err);
+ pcc->intc_create(pc->chip, cpu, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
- core_pir = object_property_get_uint(OBJECT(cpu), "core-pir", &error_abort);
+ core_pir = object_property_get_uint(OBJECT(pc), "pir", &error_abort);
/*
* The PIR of a thread is the core PIR + the thread index. We will
/* Set time-base frequency to 512 MHz */
cpu_ppc_tb_init(env, PNV_TIMEBASE_FREQ);
+}
+
+static void pnv_core_reset(void *dev)
+{
+ CPUCore *cc = CPU_CORE(dev);
+ PnvCore *pc = PNV_CORE(dev);
+ int i;
- qemu_register_reset(pnv_cpu_reset, cpu);
+ for (i = 0; i < cc->nr_threads; i++) {
+ pnv_core_cpu_reset(pc, pc->threads[i]);
+ }
}
static void pnv_core_realize(DeviceState *dev, Error **errp)
{
PnvCore *pc = PNV_CORE(OBJECT(dev));
+ PnvCoreClass *pcc = PNV_CORE_GET_CLASS(pc);
CPUCore *cc = CPU_CORE(OBJECT(dev));
const char *typename = pnv_core_cpu_typename(pc);
Error *local_err = NULL;
void *obj;
int i, j;
char name[32];
- Object *chip;
- chip = object_property_get_link(OBJECT(dev), "chip", &local_err);
- if (!chip) {
- error_propagate_prepend(errp, local_err,
- "required link 'chip' not found: ");
- return;
- }
+ assert(pc->chip);
pc->threads = g_new(PowerPCCPU *, cc->nr_threads);
for (i = 0; i < cc->nr_threads; i++) {
+ PowerPCCPU *cpu;
+
obj = object_new(typename);
+ cpu = POWERPC_CPU(obj);
pc->threads[i] = POWERPC_CPU(obj);
snprintf(name, sizeof(name), "thread[%d]", i);
- object_property_add_child(OBJECT(pc), name, obj, &error_abort);
- object_property_add_alias(obj, "core-pir", OBJECT(pc),
- "pir", &error_abort);
+ object_property_add_child(OBJECT(pc), name, obj);
+
+ cpu->machine_data = g_new0(PnvCPUState, 1);
+
object_unref(obj);
}
for (j = 0; j < cc->nr_threads; j++) {
- pnv_realize_vcpu(pc->threads[j], PNV_CHIP(chip), &local_err);
+ pnv_core_cpu_realize(pc, pc->threads[j], &local_err);
if (local_err) {
goto err;
}
}
snprintf(name, sizeof(name), "xscom-core.%d", cc->core_id);
- pnv_xscom_region_init(&pc->xscom_regs, OBJECT(dev), &pnv_core_xscom_ops,
+ /* TODO: check PNV_XSCOM_EX_SIZE for p10 */
+ pnv_xscom_region_init(&pc->xscom_regs, OBJECT(dev), pcc->xscom_ops,
pc, name, PNV_XSCOM_EX_SIZE);
+
+ qemu_register_reset(pnv_core_reset, pc);
return;
err:
error_propagate(errp, local_err);
}
-static void pnv_unrealize_vcpu(PowerPCCPU *cpu)
+static void pnv_core_cpu_unrealize(PnvCore *pc, PowerPCCPU *cpu)
{
- qemu_unregister_reset(pnv_cpu_reset, cpu);
- object_unparent(OBJECT(cpu->icp));
+ PnvCPUState *pnv_cpu = pnv_cpu_state(cpu);
+ PnvChipClass *pcc = PNV_CHIP_GET_CLASS(pc->chip);
+
+ pcc->intc_destroy(pc->chip, cpu);
cpu_remove_sync(CPU(cpu));
+ cpu->machine_data = NULL;
+ g_free(pnv_cpu);
object_unparent(OBJECT(cpu));
}
-static void pnv_core_unrealize(DeviceState *dev, Error **errp)
+static void pnv_core_unrealize(DeviceState *dev)
{
PnvCore *pc = PNV_CORE(dev);
CPUCore *cc = CPU_CORE(dev);
int i;
+ qemu_unregister_reset(pnv_core_reset, pc);
+
for (i = 0; i < cc->nr_threads; i++) {
- pnv_unrealize_vcpu(pc->threads[i]);
+ pnv_core_cpu_unrealize(pc, pc->threads[i]);
}
g_free(pc->threads);
}
static Property pnv_core_properties[] = {
DEFINE_PROP_UINT32("pir", PnvCore, pir, 0),
+ DEFINE_PROP_UINT64("hrmor", PnvCore, hrmor, 0),
+ DEFINE_PROP_LINK("chip", PnvCore, chip, TYPE_PNV_CHIP, PnvChip *),
DEFINE_PROP_END_OF_LIST(),
};
+static void pnv_core_power8_class_init(ObjectClass *oc, void *data)
+{
+ PnvCoreClass *pcc = PNV_CORE_CLASS(oc);
+
+ pcc->xscom_ops = &pnv_core_power8_xscom_ops;
+}
+
+static void pnv_core_power9_class_init(ObjectClass *oc, void *data)
+{
+ PnvCoreClass *pcc = PNV_CORE_CLASS(oc);
+
+ pcc->xscom_ops = &pnv_core_power9_xscom_ops;
+}
+
+static void pnv_core_power10_class_init(ObjectClass *oc, void *data)
+{
+ PnvCoreClass *pcc = PNV_CORE_CLASS(oc);
+
+ /* TODO: Use the P9 XSCOMs for now on P10 */
+ pcc->xscom_ops = &pnv_core_power9_xscom_ops;
+}
+
static void pnv_core_class_init(ObjectClass *oc, void *data)
{
DeviceClass *dc = DEVICE_CLASS(oc);
dc->realize = pnv_core_realize;
dc->unrealize = pnv_core_unrealize;
- dc->props = pnv_core_properties;
+ device_class_set_props(dc, pnv_core_properties);
+ dc->user_creatable = false;
}
-#define DEFINE_PNV_CORE_TYPE(cpu_model) \
+#define DEFINE_PNV_CORE_TYPE(family, cpu_model) \
{ \
.parent = TYPE_PNV_CORE, \
.name = PNV_CORE_TYPE_NAME(cpu_model), \
+ .class_init = pnv_core_##family##_class_init, \
}
static const TypeInfo pnv_core_infos[] = {
.class_init = pnv_core_class_init,
.abstract = true,
},
- DEFINE_PNV_CORE_TYPE("power8e_v2.1"),
- DEFINE_PNV_CORE_TYPE("power8_v2.0"),
- DEFINE_PNV_CORE_TYPE("power8nvl_v1.0"),
- DEFINE_PNV_CORE_TYPE("power9_v2.0"),
+ DEFINE_PNV_CORE_TYPE(power8, "power8e_v2.1"),
+ DEFINE_PNV_CORE_TYPE(power8, "power8_v2.0"),
+ DEFINE_PNV_CORE_TYPE(power8, "power8nvl_v1.0"),
+ DEFINE_PNV_CORE_TYPE(power9, "power9_v2.0"),
+ DEFINE_PNV_CORE_TYPE(power10, "power10_v1.0"),
};
DEFINE_TYPES(pnv_core_infos)
+
+/*
+ * POWER9 Quads
+ */
+
+#define P9X_EX_NCU_SPEC_BAR 0x11010
+
+static uint64_t pnv_quad_xscom_read(void *opaque, hwaddr addr,
+ unsigned int width)
+{
+ uint32_t offset = addr >> 3;
+ uint64_t val = -1;
+
+ switch (offset) {
+ case P9X_EX_NCU_SPEC_BAR:
+ case P9X_EX_NCU_SPEC_BAR + 0x400: /* Second EX */
+ val = 0;
+ break;
+ default:
+ qemu_log_mask(LOG_UNIMP, "%s: writing @0x%08x\n", __func__,
+ offset);
+ }
+
+ return val;
+}
+
+static void pnv_quad_xscom_write(void *opaque, hwaddr addr, uint64_t val,
+ unsigned int width)
+{
+ uint32_t offset = addr >> 3;
+
+ switch (offset) {
+ case P9X_EX_NCU_SPEC_BAR:
+ case P9X_EX_NCU_SPEC_BAR + 0x400: /* Second EX */
+ break;
+ default:
+ qemu_log_mask(LOG_UNIMP, "%s: writing @0x%08x\n", __func__,
+ offset);
+ }
+}
+
+static const MemoryRegionOps pnv_quad_xscom_ops = {
+ .read = pnv_quad_xscom_read,
+ .write = pnv_quad_xscom_write,
+ .valid.min_access_size = 8,
+ .valid.max_access_size = 8,
+ .impl.min_access_size = 8,
+ .impl.max_access_size = 8,
+ .endianness = DEVICE_BIG_ENDIAN,
+};
+
+static void pnv_quad_realize(DeviceState *dev, Error **errp)
+{
+ PnvQuad *eq = PNV_QUAD(dev);
+ char name[32];
+
+ snprintf(name, sizeof(name), "xscom-quad.%d", eq->id);
+ pnv_xscom_region_init(&eq->xscom_regs, OBJECT(dev), &pnv_quad_xscom_ops,
+ eq, name, PNV9_XSCOM_EQ_SIZE);
+}
+
+static Property pnv_quad_properties[] = {
+ DEFINE_PROP_UINT32("id", PnvQuad, id, 0),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void pnv_quad_class_init(ObjectClass *oc, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(oc);
+
+ dc->realize = pnv_quad_realize;
+ device_class_set_props(dc, pnv_quad_properties);
+ dc->user_creatable = false;
+}
+
+static const TypeInfo pnv_quad_info = {
+ .name = TYPE_PNV_QUAD,
+ .parent = TYPE_DEVICE,
+ .instance_size = sizeof(PnvQuad),
+ .class_init = pnv_quad_class_init,
+};
+
+static void pnv_core_register_types(void)
+{
+ type_register_static(&pnv_quad_info);
+}
+
+type_init(pnv_core_register_types)
projects / qemu.git / blobdiff