qemu/target/loongarch/internals.h
Tianrui Zhao f8447436d3 target/loongarch: Implement kvm get/set registers
Implement kvm_arch_get/set_registers interfaces, many regs
can be get/set in the function, such as core regs, csr regs,
fpu regs, mp state, etc.

Signed-off-by: Tianrui Zhao <zhaotianrui@loongson.cn>
Signed-off-by: xianglai li <lixianglai@loongson.cn>
Reviewed-by: Song Gao <gaosong@loongson.cn>
Change-Id: Ia8fc48fe08b1768853f7729e77d37cdf270031e4
Message-Id: <20240105075804.1228596-5-zhaotianrui@loongson.cn>
Signed-off-by: Song Gao <gaosong@loongson.cn>
2024-01-11 19:14:00 +08:00

66 lines
2.2 KiB
C

/* 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
#define FCMP_LT 0b0001 /* fp0 < fp1 */
#define FCMP_EQ 0b0010 /* fp0 = fp1 */
#define FCMP_UN 0b0100 /* unordered */
#define FCMP_GT 0b1000 /* fp0 > fp1 */
#define TARGET_PHYS_MASK MAKE_64BIT_MASK(0, TARGET_PHYS_ADDR_SPACE_BITS)
#define TARGET_VIRT_MASK MAKE_64BIT_MASK(0, TARGET_VIRT_ADDR_SPACE_BITS)
/* Global bit used for lddir/ldpte */
#define LOONGARCH_PAGE_HUGE_SHIFT 6
/* Global bit for huge page */
#define LOONGARCH_HGLOBAL_SHIFT 12
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);
#ifdef CONFIG_TCG
int ieee_ex_to_loongarch(int xcpt);
void restore_fp_status(CPULoongArchState *env);
#endif
#ifndef CONFIG_USER_ONLY
extern const VMStateDescription vmstate_loongarch_cpu;
void loongarch_cpu_set_irq(void *opaque, int irq, int level);
void loongarch_constant_timer_cb(void *opaque);
uint64_t cpu_loongarch_get_constant_timer_counter(LoongArchCPU *cpu);
uint64_t cpu_loongarch_get_constant_timer_ticks(LoongArchCPU *cpu);
void cpu_loongarch_store_constant_timer_config(LoongArchCPU *cpu,
uint64_t value);
#ifdef CONFIG_TCG
bool loongarch_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
MMUAccessType access_type, int mmu_idx,
bool probe, uintptr_t retaddr);
hwaddr loongarch_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
#endif
#endif /* !CONFIG_USER_ONLY */
uint64_t read_fcc(CPULoongArchState *env);
void write_fcc(CPULoongArchState *env, uint64_t val);
int loongarch_cpu_gdb_read_register(CPUState *cs, GByteArray *mem_buf, int n);
int loongarch_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n);
void loongarch_cpu_register_gdb_regs_for_features(CPUState *cs);
#endif