diff options
Diffstat (limited to 'target/unicore32/cpu.c')
| -rw-r--r-- | target/unicore32/cpu.c | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/target/unicore32/cpu.c b/target/unicore32/cpu.c deleted file mode 100644 index 0258884f84..0000000000 --- a/target/unicore32/cpu.c +++ /dev/null @@ -1,174 +0,0 @@ -/* - * QEMU UniCore32 CPU - * - * Copyright (c) 2010-2012 Guan Xuetao - * Copyright (c) 2012 SUSE LINUX Products GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * Contributions from 2012-04-01 on are considered under GPL version 2, - * or (at your option) any later version. - */ - -#include "qemu/osdep.h" -#include "qapi/error.h" -#include "cpu.h" -#include "migration/vmstate.h" -#include "exec/exec-all.h" - -static void uc32_cpu_set_pc(CPUState *cs, vaddr value) -{ - UniCore32CPU *cpu = UNICORE32_CPU(cs); - - cpu->env.regs[31] = value; -} - -static bool uc32_cpu_has_work(CPUState *cs) -{ - return cs->interrupt_request & - (CPU_INTERRUPT_HARD | CPU_INTERRUPT_EXITTB); -} - -static inline void set_feature(CPUUniCore32State *env, int feature) -{ - env->features |= feature; -} - -/* CPU models */ - -static ObjectClass *uc32_cpu_class_by_name(const char *cpu_model) -{ - ObjectClass *oc; - char *typename; - - typename = g_strdup_printf(UNICORE32_CPU_TYPE_NAME("%s"), cpu_model); - oc = object_class_by_name(typename); - g_free(typename); - if (oc != NULL && (!object_class_dynamic_cast(oc, TYPE_UNICORE32_CPU) || - object_class_is_abstract(oc))) { - oc = NULL; - } - return oc; -} - -static void unicore_ii_cpu_initfn(Object *obj) -{ - UniCore32CPU *cpu = UNICORE32_CPU(obj); - CPUUniCore32State *env = &cpu->env; - - env->cp0.c0_cpuid = 0x4d000863; - env->cp0.c0_cachetype = 0x0d152152; - env->cp0.c1_sys = 0x2000; - env->cp0.c2_base = 0x0; - env->cp0.c3_faultstatus = 0x0; - env->cp0.c4_faultaddr = 0x0; - env->ucf64.xregs[UC32_UCF64_FPSCR] = 0; - - set_feature(env, UC32_HWCAP_CMOV); - set_feature(env, UC32_HWCAP_UCF64); -} - -static void uc32_any_cpu_initfn(Object *obj) -{ - UniCore32CPU *cpu = UNICORE32_CPU(obj); - CPUUniCore32State *env = &cpu->env; - - env->cp0.c0_cpuid = 0xffffffff; - env->ucf64.xregs[UC32_UCF64_FPSCR] = 0; - - set_feature(env, UC32_HWCAP_CMOV); - set_feature(env, UC32_HWCAP_UCF64); -} - -static void uc32_cpu_realizefn(DeviceState *dev, Error **errp) -{ - CPUState *cs = CPU(dev); - UniCore32CPUClass *ucc = UNICORE32_CPU_GET_CLASS(dev); - Error *local_err = NULL; - - cpu_exec_realizefn(cs, &local_err); - if (local_err != NULL) { - error_propagate(errp, local_err); - return; - } - - qemu_init_vcpu(cs); - - ucc->parent_realize(dev, errp); -} - -static void uc32_cpu_initfn(Object *obj) -{ - UniCore32CPU *cpu = UNICORE32_CPU(obj); - CPUUniCore32State *env = &cpu->env; - - cpu_set_cpustate_pointers(cpu); - -#ifdef CONFIG_USER_ONLY - env->uncached_asr = ASR_MODE_USER; - env->regs[31] = 0; -#else - env->uncached_asr = ASR_MODE_PRIV; - env->regs[31] = 0x03000000; -#endif -} - -static const VMStateDescription vmstate_uc32_cpu = { - .name = "cpu", - .unmigratable = 1, -}; - -#include "hw/core/tcg-cpu-ops.h" - -static struct TCGCPUOps uc32_tcg_ops = { - .initialize = uc32_translate_init, - .cpu_exec_interrupt = uc32_cpu_exec_interrupt, - .tlb_fill = uc32_cpu_tlb_fill, - -#ifndef CONFIG_USER_ONLY - .do_interrupt = uc32_cpu_do_interrupt, -#endif /* !CONFIG_USER_ONLY */ -}; - -static void uc32_cpu_class_init(ObjectClass *oc, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(oc); - CPUClass *cc = CPU_CLASS(oc); - UniCore32CPUClass *ucc = UNICORE32_CPU_CLASS(oc); - - device_class_set_parent_realize(dc, uc32_cpu_realizefn, - &ucc->parent_realize); - - cc->class_by_name = uc32_cpu_class_by_name; - cc->has_work = uc32_cpu_has_work; - cc->dump_state = uc32_cpu_dump_state; - cc->set_pc = uc32_cpu_set_pc; - cc->get_phys_page_debug = uc32_cpu_get_phys_page_debug; - dc->vmsd = &vmstate_uc32_cpu; - cc->tcg_ops = &uc32_tcg_ops; -} - -#define DEFINE_UNICORE32_CPU_TYPE(cpu_model, initfn) \ - { \ - .parent = TYPE_UNICORE32_CPU, \ - .instance_init = initfn, \ - .name = UNICORE32_CPU_TYPE_NAME(cpu_model), \ - } - -static const TypeInfo uc32_cpu_type_infos[] = { - { - .name = TYPE_UNICORE32_CPU, - .parent = TYPE_CPU, - .instance_size = sizeof(UniCore32CPU), - .instance_init = uc32_cpu_initfn, - .abstract = true, - .class_size = sizeof(UniCore32CPUClass), - .class_init = uc32_cpu_class_init, - }, - DEFINE_UNICORE32_CPU_TYPE("UniCore-II", unicore_ii_cpu_initfn), - DEFINE_UNICORE32_CPU_TYPE("any", uc32_any_cpu_initfn), -}; - -DEFINE_TYPES(uc32_cpu_type_infos) |