16f5396cec
Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Song Gao <gaosong@loongson.cn> Message-Id: <20230504122810.4094787-2-gaosong@loongson.cn>
84 lines
2.5 KiB
C
84 lines
2.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* QEMU LoongArch CPU -- internal functions and types
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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_INTERNALS_H
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#define LOONGARCH_INTERNALS_H
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#define FCMP_LT 0b0001 /* fp0 < fp1 */
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#define FCMP_EQ 0b0010 /* fp0 = fp1 */
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#define FCMP_UN 0b0100 /* unordered */
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#define FCMP_GT 0b1000 /* fp0 > fp1 */
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#define TARGET_PHYS_MASK MAKE_64BIT_MASK(0, TARGET_PHYS_ADDR_SPACE_BITS)
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#define TARGET_VIRT_MASK MAKE_64BIT_MASK(0, TARGET_VIRT_ADDR_SPACE_BITS)
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/* Global bit used for lddir/ldpte */
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#define LOONGARCH_PAGE_HUGE_SHIFT 6
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/* Global bit for huge page */
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#define LOONGARCH_HGLOBAL_SHIFT 12
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#if HOST_BIG_ENDIAN
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#define B(x) B[15 - (x)]
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#define H(x) H[7 - (x)]
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#define W(x) W[3 - (x)]
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#define D(x) D[1 - (x)]
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#define UB(x) UB[15 - (x)]
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#define UH(x) UH[7 - (x)]
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#define UW(x) UW[3 - (x)]
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#define UD(x) UD[1 -(x)]
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#define Q(x) Q[x]
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#else
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#define B(x) B[x]
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#define H(x) H[x]
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#define W(x) W[x]
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#define D(x) D[x]
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#define UB(x) UB[x]
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#define UH(x) UH[x]
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#define UW(x) UW[x]
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#define UD(x) UD[x]
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#define Q(x) Q[x]
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#endif
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void loongarch_translate_init(void);
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void loongarch_cpu_dump_state(CPUState *cpu, FILE *f, int flags);
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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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const char *loongarch_exception_name(int32_t exception);
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void restore_fp_status(CPULoongArchState *env);
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#ifndef CONFIG_USER_ONLY
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extern const VMStateDescription vmstate_loongarch_cpu;
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void loongarch_cpu_set_irq(void *opaque, int irq, int level);
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void loongarch_constant_timer_cb(void *opaque);
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uint64_t cpu_loongarch_get_constant_timer_counter(LoongArchCPU *cpu);
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uint64_t cpu_loongarch_get_constant_timer_ticks(LoongArchCPU *cpu);
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void cpu_loongarch_store_constant_timer_config(LoongArchCPU *cpu,
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uint64_t value);
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bool loongarch_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
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MMUAccessType access_type, int mmu_idx,
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bool probe, uintptr_t retaddr);
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hwaddr loongarch_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
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#endif /* !CONFIG_USER_ONLY */
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uint64_t read_fcc(CPULoongArchState *env);
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void write_fcc(CPULoongArchState *env, uint64_t val);
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int loongarch_cpu_gdb_read_register(CPUState *cs, GByteArray *mem_buf, int n);
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int loongarch_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n);
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void loongarch_cpu_register_gdb_regs_for_features(CPUState *cs);
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#endif
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