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1 | 31e31b8a | bellard | #ifndef GEMU_H
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2 | 31e31b8a | bellard | #define GEMU_H
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3 | 31e31b8a | bellard | |
4 | 31e31b8a | bellard | #include "thunk.h" |
5 | 31e31b8a | bellard | |
6 | 9de5e440 | bellard | #include <signal.h> |
7 | 9de5e440 | bellard | #include "syscall_defs.h" |
8 | 31e31b8a | bellard | |
9 | 9de5e440 | bellard | #ifdef TARGET_I386
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10 | 9de5e440 | bellard | #include "cpu-i386.h" |
11 | 9de5e440 | bellard | #include "syscall-i386.h" |
12 | 66fb9763 | bellard | #endif
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13 | 66fb9763 | bellard | |
14 | 31e31b8a | bellard | /* This struct is used to hold certain information about the image.
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15 | 31e31b8a | bellard | * Basically, it replicates in user space what would be certain
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16 | 31e31b8a | bellard | * task_struct fields in the kernel
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17 | 31e31b8a | bellard | */
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18 | 31e31b8a | bellard | struct image_info {
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19 | 31e31b8a | bellard | unsigned long start_code; |
20 | 31e31b8a | bellard | unsigned long end_code; |
21 | 31e31b8a | bellard | unsigned long end_data; |
22 | 31e31b8a | bellard | unsigned long start_brk; |
23 | 31e31b8a | bellard | unsigned long brk; |
24 | 31e31b8a | bellard | unsigned long start_mmap; |
25 | 31e31b8a | bellard | unsigned long mmap; |
26 | 31e31b8a | bellard | unsigned long rss; |
27 | 31e31b8a | bellard | unsigned long start_stack; |
28 | 31e31b8a | bellard | unsigned long arg_start; |
29 | 31e31b8a | bellard | unsigned long arg_end; |
30 | 31e31b8a | bellard | unsigned long env_start; |
31 | 31e31b8a | bellard | unsigned long env_end; |
32 | 31e31b8a | bellard | unsigned long entry; |
33 | 31e31b8a | bellard | int personality;
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34 | 31e31b8a | bellard | }; |
35 | 31e31b8a | bellard | |
36 | 851e67a1 | bellard | /* Information about the current linux thread */
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37 | 851e67a1 | bellard | struct vm86_saved_state {
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38 | 851e67a1 | bellard | uint32_t eax; /* return code */
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39 | 851e67a1 | bellard | uint32_t ebx; |
40 | 851e67a1 | bellard | uint32_t ecx; |
41 | 851e67a1 | bellard | uint32_t edx; |
42 | 851e67a1 | bellard | uint32_t esi; |
43 | 851e67a1 | bellard | uint32_t edi; |
44 | 851e67a1 | bellard | uint32_t ebp; |
45 | 851e67a1 | bellard | uint32_t esp; |
46 | 851e67a1 | bellard | uint32_t eflags; |
47 | 851e67a1 | bellard | uint32_t eip; |
48 | 851e67a1 | bellard | uint16_t cs, ss, ds, es, fs, gs; |
49 | 851e67a1 | bellard | }; |
50 | 851e67a1 | bellard | |
51 | 851e67a1 | bellard | /* NOTE: we force a big alignment so that the stack stored after is
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52 | 851e67a1 | bellard | aligned too */
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53 | 851e67a1 | bellard | typedef struct TaskState { |
54 | 851e67a1 | bellard | struct TaskState *next;
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55 | 851e67a1 | bellard | struct target_vm86plus_struct *target_v86;
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56 | 851e67a1 | bellard | struct vm86_saved_state vm86_saved_regs;
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57 | b333af06 | bellard | struct target_vm86plus_struct vm86plus;
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58 | 631271d7 | bellard | uint32_t v86flags; |
59 | 631271d7 | bellard | uint32_t v86mask; |
60 | 851e67a1 | bellard | int used; /* non zero if used */ |
61 | 851e67a1 | bellard | uint8_t stack[0];
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62 | 851e67a1 | bellard | } __attribute__((aligned(16))) TaskState;
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63 | 851e67a1 | bellard | |
64 | 851e67a1 | bellard | extern TaskState *first_task_state;
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65 | 851e67a1 | bellard | |
66 | 32ce6337 | bellard | int elf_exec(const char * filename, char ** argv, char ** envp, |
67 | 01ffc75b | bellard | struct target_pt_regs * regs, struct image_info *infop); |
68 | 31e31b8a | bellard | |
69 | 31e31b8a | bellard | void target_set_brk(char *new_brk); |
70 | 31e31b8a | bellard | void syscall_init(void); |
71 | 6dbad63e | bellard | long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3, |
72 | 31e31b8a | bellard | long arg4, long arg5, long arg6); |
73 | 31e31b8a | bellard | void gemu_log(const char *fmt, ...) __attribute__((format(printf,1,2))); |
74 | 9de5e440 | bellard | extern CPUX86State *global_env;
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75 | 9de5e440 | bellard | void cpu_loop(CPUX86State *env);
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76 | 66fb9763 | bellard | void process_pending_signals(void *cpu_env); |
77 | 66fb9763 | bellard | void signal_init(void); |
78 | 9de5e440 | bellard | int queue_signal(int sig, target_siginfo_t *info); |
79 | 32ce6337 | bellard | void init_paths(const char *prefix); |
80 | 32ce6337 | bellard | const char *path(const char *pathname); |
81 | 6977fbfd | bellard | |
82 | 6977fbfd | bellard | extern int loglevel; |
83 | 631271d7 | bellard | extern FILE *logfile;
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84 | 631271d7 | bellard | |
85 | 631271d7 | bellard | /* vm86.c */
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86 | 631271d7 | bellard | void save_v86_state(CPUX86State *env);
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87 | 447db213 | bellard | void handle_vm86_trap(CPUX86State *env, int trapno); |
88 | 631271d7 | bellard | void handle_vm86_fault(CPUX86State *env);
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89 | 631271d7 | bellard | int do_vm86(CPUX86State *env, long subfunction, |
90 | 631271d7 | bellard | struct target_vm86plus_struct * target_v86);
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91 | 631271d7 | bellard | |
92 | 54936004 | bellard | /* mmap.c */
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93 | 54936004 | bellard | int target_mprotect(unsigned long start, unsigned long len, int prot); |
94 | 54936004 | bellard | long target_mmap(unsigned long start, unsigned long len, int prot, |
95 | 54936004 | bellard | int flags, int fd, unsigned long offset); |
96 | 54936004 | bellard | int target_munmap(unsigned long start, unsigned long len); |
97 | 54936004 | bellard | long target_mremap(unsigned long old_addr, unsigned long old_size, |
98 | 54936004 | bellard | unsigned long new_size, unsigned long flags, |
99 | 54936004 | bellard | unsigned long new_addr); |
100 | 54936004 | bellard | int target_msync(unsigned long start, unsigned long len, int flags); |
101 | 54936004 | bellard | |
102 | 31e31b8a | bellard | #endif |