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-rw-r--r--qemu/hw/mips/cps.c180
1 files changed, 0 insertions, 180 deletions
diff --git a/qemu/hw/mips/cps.c b/qemu/hw/mips/cps.c
deleted file mode 100644
index 1bafbbb27..000000000
--- a/qemu/hw/mips/cps.c
+++ /dev/null
@@ -1,180 +0,0 @@
-/*
- * Coherent Processing System emulation.
- *
- * Copyright (c) 2016 Imagination Technologies
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * 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 "qapi/error.h"
-#include "hw/mips/cps.h"
-#include "hw/mips/mips.h"
-#include "hw/mips/cpudevs.h"
-#include "sysemu/kvm.h"
-
-qemu_irq get_cps_irq(MIPSCPSState *s, int pin_number)
-{
- MIPSCPU *cpu = MIPS_CPU(first_cpu);
- CPUMIPSState *env = &cpu->env;
-
- assert(pin_number < s->num_irq);
-
- /* TODO: return GIC pins once implemented */
- return env->irq[pin_number];
-}
-
-static void mips_cps_init(Object *obj)
-{
- SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
- MIPSCPSState *s = MIPS_CPS(obj);
-
- /* Cover entire address space as there do not seem to be any
- * constraints for the base address of CPC and GIC. */
- memory_region_init(&s->container, obj, "mips-cps-container", UINT64_MAX);
- sysbus_init_mmio(sbd, &s->container);
-}
-
-static void main_cpu_reset(void *opaque)
-{
- MIPSCPU *cpu = opaque;
- CPUState *cs = CPU(cpu);
-
- cpu_reset(cs);
-
- /* All VPs are halted on reset. Leave powering up to CPC. */
- cs->halted = 1;
-}
-
-static bool cpu_mips_itu_supported(CPUMIPSState *env)
-{
- bool is_mt = (env->CP0_Config5 & (1 << CP0C5_VP)) ||
- (env->CP0_Config3 & (1 << CP0C3_MT));
-
- return is_mt && !kvm_enabled();
-}
-
-static void mips_cps_realize(DeviceState *dev, Error **errp)
-{
- MIPSCPSState *s = MIPS_CPS(dev);
- CPUMIPSState *env;
- MIPSCPU *cpu;
- int i;
- Error *err = NULL;
- target_ulong gcr_base;
- bool itu_present = false;
-
- for (i = 0; i < s->num_vp; i++) {
- cpu = cpu_mips_init(s->cpu_model);
- if (cpu == NULL) {
- error_setg(errp, "%s: CPU initialization failed\n", __func__);
- return;
- }
- env = &cpu->env;
-
- /* Init internal devices */
- cpu_mips_irq_init_cpu(env);
- cpu_mips_clock_init(env);
- if (cpu_mips_itu_supported(env)) {
- itu_present = true;
- /* Attach ITC Tag to the VP */
- env->itc_tag = mips_itu_get_tag_region(&s->itu);
- }
- qemu_register_reset(main_cpu_reset, cpu);
- }
-
- cpu = MIPS_CPU(first_cpu);
- env = &cpu->env;
-
- /* Inter-Thread Communication Unit */
- if (itu_present) {
- object_initialize(&s->itu, sizeof(s->itu), TYPE_MIPS_ITU);
- qdev_set_parent_bus(DEVICE(&s->itu), sysbus_get_default());
-
- object_property_set_int(OBJECT(&s->itu), 16, "num-fifo", &err);
- object_property_set_int(OBJECT(&s->itu), 16, "num-semaphores", &err);
- object_property_set_bool(OBJECT(&s->itu), true, "realized", &err);
- if (err != NULL) {
- error_propagate(errp, err);
- return;
- }
-
- memory_region_add_subregion(&s->container, 0,
- sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->itu), 0));
- }
-
- /* Cluster Power Controller */
- object_initialize(&s->cpc, sizeof(s->cpc), TYPE_MIPS_CPC);
- qdev_set_parent_bus(DEVICE(&s->cpc), sysbus_get_default());
-
- object_property_set_int(OBJECT(&s->cpc), s->num_vp, "num-vp", &err);
- object_property_set_int(OBJECT(&s->cpc), 1, "vp-start-running", &err);
- object_property_set_bool(OBJECT(&s->cpc), true, "realized", &err);
- if (err != NULL) {
- error_propagate(errp, err);
- return;
- }
-
- memory_region_add_subregion(&s->container, 0,
- sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->cpc), 0));
-
- /* Global Configuration Registers */
- gcr_base = env->CP0_CMGCRBase << 4;
-
- object_initialize(&s->gcr, sizeof(s->gcr), TYPE_MIPS_GCR);
- qdev_set_parent_bus(DEVICE(&s->gcr), sysbus_get_default());
-
- object_property_set_int(OBJECT(&s->gcr), s->num_vp, "num-vp", &err);
- object_property_set_int(OBJECT(&s->gcr), 0x800, "gcr-rev", &err);
- object_property_set_int(OBJECT(&s->gcr), gcr_base, "gcr-base", &err);
- object_property_set_link(OBJECT(&s->gcr), OBJECT(&s->cpc.mr), "cpc", &err);
- object_property_set_bool(OBJECT(&s->gcr), true, "realized", &err);
- if (err != NULL) {
- error_propagate(errp, err);
- return;
- }
-
- memory_region_add_subregion(&s->container, gcr_base,
- sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->gcr), 0));
-}
-
-static Property mips_cps_properties[] = {
- DEFINE_PROP_UINT32("num-vp", MIPSCPSState, num_vp, 1),
- DEFINE_PROP_UINT32("num-irq", MIPSCPSState, num_irq, 8),
- DEFINE_PROP_STRING("cpu-model", MIPSCPSState, cpu_model),
- DEFINE_PROP_END_OF_LIST()
-};
-
-static void mips_cps_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
-
- dc->realize = mips_cps_realize;
- dc->props = mips_cps_properties;
-}
-
-static const TypeInfo mips_cps_info = {
- .name = TYPE_MIPS_CPS,
- .parent = TYPE_SYS_BUS_DEVICE,
- .instance_size = sizeof(MIPSCPSState),
- .instance_init = mips_cps_init,
- .class_init = mips_cps_class_init,
-};
-
-static void mips_cps_register_types(void)
-{
- type_register_static(&mips_cps_info);
-}
-
-type_init(mips_cps_register_types)