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https://gitlab.com/qemu-project/qemu
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target/loongarch: Add core definition
This patch adds target state header, target definitions and initialization routines. Signed-off-by: Song Gao <gaosong@loongson.cn> Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20220606124333.2060567-3-yangxiaojuan@loongson.cn> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
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64baad62cd
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228021f05e
18
target/loongarch/cpu-param.h
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18
target/loongarch/cpu-param.h
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/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* LoongArch CPU parameters for QEMU.
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*
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* Copyright (c) 2021 Loongson Technology Corporation Limited
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*/
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#ifndef LOONGARCH_CPU_PARAM_H
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#define LOONGARCH_CPU_PARAM_H
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#define TARGET_LONG_BITS 64
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#define TARGET_PHYS_ADDR_SPACE_BITS 48
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#define TARGET_VIRT_ADDR_SPACE_BITS 48
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#define TARGET_PAGE_BITS 14
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#define NB_MMU_MODES 4
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#endif
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324
target/loongarch/cpu.c
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324
target/loongarch/cpu.c
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/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* QEMU LoongArch CPU
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*
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* Copyright (c) 2021 Loongson Technology Corporation Limited
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*/
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#include "qemu/osdep.h"
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#include "qemu/log.h"
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#include "qemu/qemu-print.h"
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#include "qapi/error.h"
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#include "qemu/module.h"
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#include "sysemu/qtest.h"
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#include "exec/exec-all.h"
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#include "qapi/qapi-commands-machine-target.h"
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#include "cpu.h"
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#include "internals.h"
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#include "fpu/softfloat-helpers.h"
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const char * const regnames[32] = {
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"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
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"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
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"r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
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"r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31",
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};
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const char * const fregnames[32] = {
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"f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
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"f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",
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"f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
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"f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31",
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};
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static const char * const excp_names[] = {
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[EXCCODE_INT] = "Interrupt",
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[EXCCODE_PIL] = "Page invalid exception for load",
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[EXCCODE_PIS] = "Page invalid exception for store",
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[EXCCODE_PIF] = "Page invalid exception for fetch",
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[EXCCODE_PME] = "Page modified exception",
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[EXCCODE_PNR] = "Page Not Readable exception",
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[EXCCODE_PNX] = "Page Not Executable exception",
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[EXCCODE_PPI] = "Page Privilege error",
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[EXCCODE_ADEF] = "Address error for instruction fetch",
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[EXCCODE_ADEM] = "Address error for Memory access",
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[EXCCODE_SYS] = "Syscall",
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[EXCCODE_BRK] = "Break",
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[EXCCODE_INE] = "Instruction Non-Existent",
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[EXCCODE_IPE] = "Instruction privilege error",
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[EXCCODE_FPE] = "Floating Point Exception",
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[EXCCODE_DBP] = "Debug breakpoint",
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};
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const char *loongarch_exception_name(int32_t exception)
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{
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assert(excp_names[exception]);
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return excp_names[exception];
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}
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void G_NORETURN do_raise_exception(CPULoongArchState *env,
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uint32_t exception,
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uintptr_t pc)
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{
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CPUState *cs = env_cpu(env);
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qemu_log_mask(CPU_LOG_INT, "%s: %d (%s)\n",
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__func__,
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exception,
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loongarch_exception_name(exception));
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cs->exception_index = exception;
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cpu_loop_exit_restore(cs, pc);
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}
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static void loongarch_cpu_set_pc(CPUState *cs, vaddr value)
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{
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LoongArchCPU *cpu = LOONGARCH_CPU(cs);
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CPULoongArchState *env = &cpu->env;
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env->pc = value;
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}
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#ifdef CONFIG_TCG
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static void loongarch_cpu_synchronize_from_tb(CPUState *cs,
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const TranslationBlock *tb)
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{
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LoongArchCPU *cpu = LOONGARCH_CPU(cs);
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CPULoongArchState *env = &cpu->env;
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env->pc = tb->pc;
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}
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#endif /* CONFIG_TCG */
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static void loongarch_la464_initfn(Object *obj)
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{
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LoongArchCPU *cpu = LOONGARCH_CPU(obj);
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CPULoongArchState *env = &cpu->env;
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int i;
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for (i = 0; i < 21; i++) {
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env->cpucfg[i] = 0x0;
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}
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env->cpucfg[0] = 0x14c010; /* PRID */
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uint32_t data = 0;
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data = FIELD_DP32(data, CPUCFG1, ARCH, 2);
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data = FIELD_DP32(data, CPUCFG1, PGMMU, 1);
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data = FIELD_DP32(data, CPUCFG1, IOCSR, 1);
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data = FIELD_DP32(data, CPUCFG1, PALEN, 0x2f);
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data = FIELD_DP32(data, CPUCFG1, VALEN, 0x2f);
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data = FIELD_DP32(data, CPUCFG1, UAL, 1);
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data = FIELD_DP32(data, CPUCFG1, RI, 1);
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data = FIELD_DP32(data, CPUCFG1, EP, 1);
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data = FIELD_DP32(data, CPUCFG1, RPLV, 1);
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data = FIELD_DP32(data, CPUCFG1, HP, 1);
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data = FIELD_DP32(data, CPUCFG1, IOCSR_BRD, 1);
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env->cpucfg[1] = data;
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data = 0;
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data = FIELD_DP32(data, CPUCFG2, FP, 1);
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data = FIELD_DP32(data, CPUCFG2, FP_SP, 1);
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data = FIELD_DP32(data, CPUCFG2, FP_DP, 1);
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data = FIELD_DP32(data, CPUCFG2, FP_VER, 1);
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data = FIELD_DP32(data, CPUCFG2, LLFTP, 1);
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data = FIELD_DP32(data, CPUCFG2, LLFTP_VER, 1);
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data = FIELD_DP32(data, CPUCFG2, LAM, 1);
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env->cpucfg[2] = data;
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env->cpucfg[4] = 100 * 1000 * 1000; /* Crystal frequency */
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data = 0;
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data = FIELD_DP32(data, CPUCFG5, CC_MUL, 1);
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data = FIELD_DP32(data, CPUCFG5, CC_DIV, 1);
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env->cpucfg[5] = data;
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data = 0;
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data = FIELD_DP32(data, CPUCFG16, L1_IUPRE, 1);
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data = FIELD_DP32(data, CPUCFG16, L1_DPRE, 1);
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data = FIELD_DP32(data, CPUCFG16, L2_IUPRE, 1);
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data = FIELD_DP32(data, CPUCFG16, L2_IUUNIFY, 1);
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data = FIELD_DP32(data, CPUCFG16, L2_IUPRIV, 1);
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data = FIELD_DP32(data, CPUCFG16, L3_IUPRE, 1);
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data = FIELD_DP32(data, CPUCFG16, L3_IUUNIFY, 1);
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data = FIELD_DP32(data, CPUCFG16, L3_IUINCL, 1);
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env->cpucfg[16] = data;
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data = 0;
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data = FIELD_DP32(data, CPUCFG17, L1IU_WAYS, 3);
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data = FIELD_DP32(data, CPUCFG17, L1IU_SETS, 8);
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data = FIELD_DP32(data, CPUCFG17, L1IU_SIZE, 6);
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env->cpucfg[17] = data;
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data = 0;
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data = FIELD_DP32(data, CPUCFG18, L1D_WAYS, 3);
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data = FIELD_DP32(data, CPUCFG18, L1D_SETS, 8);
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data = FIELD_DP32(data, CPUCFG18, L1D_SIZE, 6);
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env->cpucfg[18] = data;
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data = 0;
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data = FIELD_DP32(data, CPUCFG19, L2IU_WAYS, 15);
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data = FIELD_DP32(data, CPUCFG19, L2IU_SETS, 8);
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data = FIELD_DP32(data, CPUCFG19, L2IU_SIZE, 6);
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env->cpucfg[19] = data;
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data = 0;
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data = FIELD_DP32(data, CPUCFG20, L3IU_WAYS, 15);
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data = FIELD_DP32(data, CPUCFG20, L3IU_SETS, 14);
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data = FIELD_DP32(data, CPUCFG20, L3IU_SETS, 6);
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env->cpucfg[20] = data;
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}
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static void loongarch_cpu_list_entry(gpointer data, gpointer user_data)
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{
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const char *typename = object_class_get_name(OBJECT_CLASS(data));
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qemu_printf("%s\n", typename);
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}
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void loongarch_cpu_list(void)
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{
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GSList *list;
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list = object_class_get_list_sorted(TYPE_LOONGARCH_CPU, false);
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g_slist_foreach(list, loongarch_cpu_list_entry, NULL);
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g_slist_free(list);
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}
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static void loongarch_cpu_reset(DeviceState *dev)
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{
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CPUState *cs = CPU(dev);
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LoongArchCPU *cpu = LOONGARCH_CPU(cs);
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LoongArchCPUClass *lacc = LOONGARCH_CPU_GET_CLASS(cpu);
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CPULoongArchState *env = &cpu->env;
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lacc->parent_reset(dev);
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env->fcsr0_mask = FCSR0_M1 | FCSR0_M2 | FCSR0_M3;
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env->fcsr0 = 0x0;
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cs->exception_index = -1;
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}
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static void loongarch_cpu_disas_set_info(CPUState *s, disassemble_info *info)
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{
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info->print_insn = print_insn_loongarch;
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}
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static void loongarch_cpu_realizefn(DeviceState *dev, Error **errp)
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{
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CPUState *cs = CPU(dev);
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LoongArchCPUClass *lacc = LOONGARCH_CPU_GET_CLASS(dev);
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Error *local_err = NULL;
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cpu_exec_realizefn(cs, &local_err);
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if (local_err != NULL) {
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error_propagate(errp, local_err);
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return;
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}
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cpu_reset(cs);
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qemu_init_vcpu(cs);
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lacc->parent_realize(dev, errp);
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}
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static void loongarch_cpu_init(Object *obj)
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{
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LoongArchCPU *cpu = LOONGARCH_CPU(obj);
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cpu_set_cpustate_pointers(cpu);
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}
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static ObjectClass *loongarch_cpu_class_by_name(const char *cpu_model)
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{
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ObjectClass *oc;
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char *typename;
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typename = g_strdup_printf(LOONGARCH_CPU_TYPE_NAME("%s"), cpu_model);
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oc = object_class_by_name(typename);
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g_free(typename);
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return oc;
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}
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void loongarch_cpu_dump_state(CPUState *cs, FILE *f, int flags)
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{
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LoongArchCPU *cpu = LOONGARCH_CPU(cs);
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CPULoongArchState *env = &cpu->env;
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int i;
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qemu_fprintf(f, " PC=%016" PRIx64 " ", env->pc);
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qemu_fprintf(f, " FCSR0 0x%08x fp_status 0x%02x\n", env->fcsr0,
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get_float_exception_flags(&env->fp_status));
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/* gpr */
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for (i = 0; i < 32; i++) {
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if ((i & 3) == 0) {
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qemu_fprintf(f, " GPR%02d:", i);
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}
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qemu_fprintf(f, " %s %016" PRIx64, regnames[i], env->gpr[i]);
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if ((i & 3) == 3) {
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qemu_fprintf(f, "\n");
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}
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}
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/* fpr */
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if (flags & CPU_DUMP_FPU) {
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for (i = 0; i < 32; i++) {
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qemu_fprintf(f, " %s %016" PRIx64, fregnames[i], env->fpr[i]);
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if ((i & 3) == 3) {
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qemu_fprintf(f, "\n");
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}
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}
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}
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}
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#ifdef CONFIG_TCG
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#include "hw/core/tcg-cpu-ops.h"
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static struct TCGCPUOps loongarch_tcg_ops = {
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.initialize = loongarch_translate_init,
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.synchronize_from_tb = loongarch_cpu_synchronize_from_tb,
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};
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#endif /* CONFIG_TCG */
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static void loongarch_cpu_class_init(ObjectClass *c, void *data)
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{
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LoongArchCPUClass *lacc = LOONGARCH_CPU_CLASS(c);
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CPUClass *cc = CPU_CLASS(c);
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DeviceClass *dc = DEVICE_CLASS(c);
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device_class_set_parent_realize(dc, loongarch_cpu_realizefn,
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&lacc->parent_realize);
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device_class_set_parent_reset(dc, loongarch_cpu_reset, &lacc->parent_reset);
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cc->class_by_name = loongarch_cpu_class_by_name;
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cc->dump_state = loongarch_cpu_dump_state;
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cc->set_pc = loongarch_cpu_set_pc;
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cc->disas_set_info = loongarch_cpu_disas_set_info;
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#ifdef CONFIG_TCG
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cc->tcg_ops = &loongarch_tcg_ops;
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#endif
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}
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#define DEFINE_LOONGARCH_CPU_TYPE(model, initfn) \
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{ \
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.parent = TYPE_LOONGARCH_CPU, \
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.instance_init = initfn, \
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.name = LOONGARCH_CPU_TYPE_NAME(model), \
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}
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static const TypeInfo loongarch_cpu_type_infos[] = {
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{
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.name = TYPE_LOONGARCH_CPU,
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.parent = TYPE_CPU,
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.instance_size = sizeof(LoongArchCPU),
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.instance_init = loongarch_cpu_init,
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.abstract = true,
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.class_size = sizeof(LoongArchCPUClass),
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.class_init = loongarch_cpu_class_init,
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},
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DEFINE_LOONGARCH_CPU_TYPE("la464", loongarch_la464_initfn),
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};
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DEFINE_TYPES(loongarch_cpu_type_infos)
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243
target/loongarch/cpu.h
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243
target/loongarch/cpu.h
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/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* QEMU LoongArch CPU
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*
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* Copyright (c) 2021 Loongson Technology Corporation Limited
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*/
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#ifndef LOONGARCH_CPU_H
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#define LOONGARCH_CPU_H
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#include "exec/cpu-defs.h"
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#include "fpu/softfloat-types.h"
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#include "hw/registerfields.h"
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#define TCG_GUEST_DEFAULT_MO (0)
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#define FCSR0_M1 0x1f /* FCSR1 mask, Enables */
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#define FCSR0_M2 0x1f1f0000 /* FCSR2 mask, Cause and Flags */
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#define FCSR0_M3 0x300 /* FCSR3 mask, Round Mode */
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#define FCSR0_RM 8 /* Round Mode bit num on fcsr0 */
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FIELD(FCSR0, ENABLES, 0, 5)
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FIELD(FCSR0, RM, 8, 2)
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FIELD(FCSR0, FLAGS, 16, 5)
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FIELD(FCSR0, CAUSE, 24, 5)
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#define GET_FP_CAUSE(REG) FIELD_EX32(REG, FCSR0, CAUSE)
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#define SET_FP_CAUSE(REG, V) FIELD_DP32(REG, FCSR0, CAUSE, V)
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#define GET_FP_ENABLES(REG) FIELD_EX32(REG, FCSR0, ENABLES)
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#define SET_FP_ENABLES(REG, V) FIELD_DP32(REG, FCSR0, ENABLES, V)
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#define GET_FP_FLAGS(REG) FIELD_EX32(REG, FCSR0, FLAGS)
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#define SET_FP_FLAGS(REG, V) FIELD_DP32(REG, FCSR0, FLAGS, V)
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#define UPDATE_FP_FLAGS(REG, V) \
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do { \
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(REG) |= FIELD_DP32(0, FCSR0, FLAGS, V); \
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} while (0)
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#define FP_INEXACT 1
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#define FP_UNDERFLOW 2
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#define FP_OVERFLOW 4
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#define FP_DIV0 8
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#define FP_INVALID 16
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#define EXCCODE_EXTERNAL_INT 64 /* plus external interrupt number */
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#define EXCCODE_INT 0
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#define EXCCODE_PIL 1
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#define EXCCODE_PIS 2
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#define EXCCODE_PIF 3
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#define EXCCODE_PME 4
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#define EXCCODE_PNR 5
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#define EXCCODE_PNX 6
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#define EXCCODE_PPI 7
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#define EXCCODE_ADEF 8 /* Different exception subcode */
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#define EXCCODE_ADEM 8
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#define EXCCODE_ALE 9
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#define EXCCODE_BCE 10
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#define EXCCODE_SYS 11
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#define EXCCODE_BRK 12
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#define EXCCODE_INE 13
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#define EXCCODE_IPE 14
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#define EXCCODE_FPD 15
|
||||
#define EXCCODE_SXD 16
|
||||
#define EXCCODE_ASXD 17
|
||||
#define EXCCODE_FPE 18 /* Different exception subcode */
|
||||
#define EXCCODE_VFPE 18
|
||||
#define EXCCODE_WPEF 19 /* Different exception subcode */
|
||||
#define EXCCODE_WPEM 19
|
||||
#define EXCCODE_BTD 20
|
||||
#define EXCCODE_BTE 21
|
||||
#define EXCCODE_DBP 26 /* Reserved subcode used for debug */
|
||||
|
||||
/* cpucfg[0] bits */
|
||||
FIELD(CPUCFG0, PRID, 0, 32)
|
||||
|
||||
/* cpucfg[1] bits */
|
||||
FIELD(CPUCFG1, ARCH, 0, 2)
|
||||
FIELD(CPUCFG1, PGMMU, 2, 1)
|
||||
FIELD(CPUCFG1, IOCSR, 3, 1)
|
||||
FIELD(CPUCFG1, PALEN, 4, 8)
|
||||
FIELD(CPUCFG1, VALEN, 12, 8)
|
||||
FIELD(CPUCFG1, UAL, 20, 1)
|
||||
FIELD(CPUCFG1, RI, 21, 1)
|
||||
FIELD(CPUCFG1, EP, 22, 1)
|
||||
FIELD(CPUCFG1, RPLV, 23, 1)
|
||||
FIELD(CPUCFG1, HP, 24, 1)
|
||||
FIELD(CPUCFG1, IOCSR_BRD, 25, 1)
|
||||
FIELD(CPUCFG1, MSG_INT, 26, 1)
|
||||
|
||||
/* cpucfg[2] bits */
|
||||
FIELD(CPUCFG2, FP, 0, 1)
|
||||
FIELD(CPUCFG2, FP_SP, 1, 1)
|
||||
FIELD(CPUCFG2, FP_DP, 2, 1)
|
||||
FIELD(CPUCFG2, FP_VER, 3, 3)
|
||||
FIELD(CPUCFG2, LSX, 6, 1)
|
||||
FIELD(CPUCFG2, LASX, 7, 1)
|
||||
FIELD(CPUCFG2, COMPLEX, 8, 1)
|
||||
FIELD(CPUCFG2, CRYPTO, 9, 1)
|
||||
FIELD(CPUCFG2, LVZ, 10, 1)
|
||||
FIELD(CPUCFG2, LVZ_VER, 11, 3)
|
||||
FIELD(CPUCFG2, LLFTP, 14, 1)
|
||||
FIELD(CPUCFG2, LLFTP_VER, 15, 3)
|
||||
FIELD(CPUCFG2, LBT_X86, 18, 1)
|
||||
FIELD(CPUCFG2, LBT_ARM, 19, 1)
|
||||
FIELD(CPUCFG2, LBT_MIPS, 20, 1)
|
||||
FIELD(CPUCFG2, LSPW, 21, 1)
|
||||
FIELD(CPUCFG2, LAM, 22, 1)
|
||||
|
||||
/* cpucfg[3] bits */
|
||||
FIELD(CPUCFG3, CCDMA, 0, 1)
|
||||
FIELD(CPUCFG3, SFB, 1, 1)
|
||||
FIELD(CPUCFG3, UCACC, 2, 1)
|
||||
FIELD(CPUCFG3, LLEXC, 3, 1)
|
||||
FIELD(CPUCFG3, SCDLY, 4, 1)
|
||||
FIELD(CPUCFG3, LLDBAR, 5, 1)
|
||||
FIELD(CPUCFG3, ITLBHMC, 6, 1)
|
||||
FIELD(CPUCFG3, ICHMC, 7, 1)
|
||||
FIELD(CPUCFG3, SPW_LVL, 8, 3)
|
||||
FIELD(CPUCFG3, SPW_HP_HF, 11, 1)
|
||||
FIELD(CPUCFG3, RVA, 12, 1)
|
||||
FIELD(CPUCFG3, RVAMAX, 13, 4)
|
||||
|
||||
/* cpucfg[4] bits */
|
||||
FIELD(CPUCFG4, CC_FREQ, 0, 32)
|
||||
|
||||
/* cpucfg[5] bits */
|
||||
FIELD(CPUCFG5, CC_MUL, 0, 16)
|
||||
FIELD(CPUCFG5, CC_DIV, 16, 16)
|
||||
|
||||
/* cpucfg[6] bits */
|
||||
FIELD(CPUCFG6, PMP, 0, 1)
|
||||
FIELD(CPUCFG6, PMVER, 1, 3)
|
||||
FIELD(CPUCFG6, PMNUM, 4, 4)
|
||||
FIELD(CPUCFG6, PMBITS, 8, 6)
|
||||
FIELD(CPUCFG6, UPM, 14, 1)
|
||||
|
||||
/* cpucfg[16] bits */
|
||||
FIELD(CPUCFG16, L1_IUPRE, 0, 1)
|
||||
FIELD(CPUCFG16, L1_IUUNIFY, 1, 1)
|
||||
FIELD(CPUCFG16, L1_DPRE, 2, 1)
|
||||
FIELD(CPUCFG16, L2_IUPRE, 3, 1)
|
||||
FIELD(CPUCFG16, L2_IUUNIFY, 4, 1)
|
||||
FIELD(CPUCFG16, L2_IUPRIV, 5, 1)
|
||||
FIELD(CPUCFG16, L2_IUINCL, 6, 1)
|
||||
FIELD(CPUCFG16, L2_DPRE, 7, 1)
|
||||
FIELD(CPUCFG16, L2_DPRIV, 8, 1)
|
||||
FIELD(CPUCFG16, L2_DINCL, 9, 1)
|
||||
FIELD(CPUCFG16, L3_IUPRE, 10, 1)
|
||||
FIELD(CPUCFG16, L3_IUUNIFY, 11, 1)
|
||||
FIELD(CPUCFG16, L3_IUPRIV, 12, 1)
|
||||
FIELD(CPUCFG16, L3_IUINCL, 13, 1)
|
||||
FIELD(CPUCFG16, L3_DPRE, 14, 1)
|
||||
FIELD(CPUCFG16, L3_DPRIV, 15, 1)
|
||||
FIELD(CPUCFG16, L3_DINCL, 16, 1)
|
||||
|
||||
/* cpucfg[17] bits */
|
||||
FIELD(CPUCFG17, L1IU_WAYS, 0, 16)
|
||||
FIELD(CPUCFG17, L1IU_SETS, 16, 8)
|
||||
FIELD(CPUCFG17, L1IU_SIZE, 24, 7)
|
||||
|
||||
/* cpucfg[18] bits */
|
||||
FIELD(CPUCFG18, L1D_WAYS, 0, 16)
|
||||
FIELD(CPUCFG18, L1D_SETS, 16, 8)
|
||||
FIELD(CPUCFG18, L1D_SIZE, 24, 7)
|
||||
|
||||
/* cpucfg[19] bits */
|
||||
FIELD(CPUCFG19, L2IU_WAYS, 0, 16)
|
||||
FIELD(CPUCFG19, L2IU_SETS, 16, 8)
|
||||
FIELD(CPUCFG19, L2IU_SIZE, 24, 7)
|
||||
|
||||
/* cpucfg[20] bits */
|
||||
FIELD(CPUCFG20, L3IU_WAYS, 0, 16)
|
||||
FIELD(CPUCFG20, L3IU_SETS, 16, 8)
|
||||
FIELD(CPUCFG20, L3IU_SIZE, 24, 7)
|
||||
|
||||
extern const char * const regnames[32];
|
||||
extern const char * const fregnames[32];
|
||||
|
||||
typedef struct CPUArchState {
|
||||
uint64_t gpr[32];
|
||||
uint64_t pc;
|
||||
|
||||
uint64_t fpr[32];
|
||||
float_status fp_status;
|
||||
bool cf[8];
|
||||
|
||||
uint32_t fcsr0;
|
||||
uint32_t fcsr0_mask;
|
||||
|
||||
uint32_t cpucfg[21];
|
||||
|
||||
uint64_t lladdr; /* LL virtual address compared against SC */
|
||||
uint64_t llval;
|
||||
|
||||
uint64_t badaddr;
|
||||
} CPULoongArchState;
|
||||
|
||||
/**
|
||||
* LoongArchCPU:
|
||||
* @env: #CPULoongArchState
|
||||
*
|
||||
* A LoongArch CPU.
|
||||
*/
|
||||
struct ArchCPU {
|
||||
/*< private >*/
|
||||
CPUState parent_obj;
|
||||
/*< public >*/
|
||||
|
||||
CPUNegativeOffsetState neg;
|
||||
CPULoongArchState env;
|
||||
};
|
||||
|
||||
#define TYPE_LOONGARCH_CPU "loongarch-cpu"
|
||||
|
||||
OBJECT_DECLARE_CPU_TYPE(LoongArchCPU, LoongArchCPUClass,
|
||||
LOONGARCH_CPU)
|
||||
|
||||
/**
|
||||
* LoongArchCPUClass:
|
||||
* @parent_realize: The parent class' realize handler.
|
||||
* @parent_reset: The parent class' reset handler.
|
||||
*
|
||||
* A LoongArch CPU model.
|
||||
*/
|
||||
struct LoongArchCPUClass {
|
||||
/*< private >*/
|
||||
CPUClass parent_class;
|
||||
/*< public >*/
|
||||
|
||||
DeviceRealize parent_realize;
|
||||
DeviceReset parent_reset;
|
||||
};
|
||||
|
||||
void loongarch_cpu_list(void);
|
||||
|
||||
#define cpu_list loongarch_cpu_list
|
||||
|
||||
#include "exec/cpu-all.h"
|
||||
|
||||
#define LOONGARCH_CPU_TYPE_SUFFIX "-" TYPE_LOONGARCH_CPU
|
||||
#define LOONGARCH_CPU_TYPE_NAME(model) model LOONGARCH_CPU_TYPE_SUFFIX
|
||||
#define CPU_RESOLVING_TYPE TYPE_LOONGARCH_CPU
|
||||
|
||||
#endif /* LOONGARCH_CPU_H */
|
21
target/loongarch/internals.h
Normal file
21
target/loongarch/internals.h
Normal file
|
@ -0,0 +1,21 @@
|
|||
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
||||
/*
|
||||
* QEMU LoongArch CPU -- internal functions and types
|
||||
*
|
||||
* Copyright (c) 2021 Loongson Technology Corporation Limited
|
||||
*/
|
||||
|
||||
#ifndef LOONGARCH_INTERNALS_H
|
||||
#define LOONGARCH_INTERNALS_H
|
||||
|
||||
void loongarch_translate_init(void);
|
||||
|
||||
void loongarch_cpu_dump_state(CPUState *cpu, FILE *f, int flags);
|
||||
|
||||
void G_NORETURN do_raise_exception(CPULoongArchState *env,
|
||||
uint32_t exception,
|
||||
uintptr_t pc);
|
||||
|
||||
const char *loongarch_exception_name(int32_t exception);
|
||||
|
||||
#endif
|
Loading…
Reference in a new issue