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Merge tag 'pull-tcg-20230117' of https://gitlab.com/rth7680/qemu into staging
[mirror_qemu.git] / target / loongarch / internals.h
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1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * QEMU LoongArch CPU -- internal functions and types
4 *
5 * Copyright (c) 2021 Loongson Technology Corporation Limited
6 */
7
8#ifndef LOONGARCH_INTERNALS_H
9#define LOONGARCH_INTERNALS_H
10
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11#define FCMP_LT 0b0001 /* fp0 < fp1 */
12#define FCMP_EQ 0b0010 /* fp0 = fp1 */
13#define FCMP_UN 0b0100 /* unordered */
14#define FCMP_GT 0b1000 /* fp0 > fp1 */
15
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16#define TARGET_PHYS_MASK MAKE_64BIT_MASK(0, TARGET_PHYS_ADDR_SPACE_BITS)
17#define TARGET_VIRT_MASK MAKE_64BIT_MASK(0, TARGET_VIRT_ADDR_SPACE_BITS)
18
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19/* Global bit used for lddir/ldpte */
20#define LOONGARCH_PAGE_HUGE_SHIFT 6
21/* Global bit for huge page */
22#define LOONGARCH_HGLOBAL_SHIFT 12
23
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24void loongarch_translate_init(void);
25
26void loongarch_cpu_dump_state(CPUState *cpu, FILE *f, int flags);
27
28void G_NORETURN do_raise_exception(CPULoongArchState *env,
29 uint32_t exception,
30 uintptr_t pc);
31
32const char *loongarch_exception_name(int32_t exception);
33
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34void restore_fp_status(CPULoongArchState *env);
35
0093b9a5 36#ifndef CONFIG_USER_ONLY
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37extern const VMStateDescription vmstate_loongarch_cpu;
38
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39void loongarch_cpu_set_irq(void *opaque, int irq, int level);
40
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41void loongarch_constant_timer_cb(void *opaque);
42uint64_t cpu_loongarch_get_constant_timer_counter(LoongArchCPU *cpu);
43uint64_t cpu_loongarch_get_constant_timer_ticks(LoongArchCPU *cpu);
44void cpu_loongarch_store_constant_timer_config(LoongArchCPU *cpu,
45 uint64_t value);
46
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47bool loongarch_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
48 MMUAccessType access_type, int mmu_idx,
49 bool probe, uintptr_t retaddr);
50
51hwaddr loongarch_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
0093b9a5 52#endif /* !CONFIG_USER_ONLY */
7e1c521e 53
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54uint64_t read_fcc(CPULoongArchState *env);
55void write_fcc(CPULoongArchState *env, uint64_t val);
56
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57int loongarch_cpu_gdb_read_register(CPUState *cs, GByteArray *mem_buf, int n);
58int loongarch_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n);
59void loongarch_cpu_register_gdb_regs_for_features(CPUState *cs);
60
228021f0 61#endif