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1.1 root 1: #ifndef GEMU_H
2: #define GEMU_H
3:
4: #include <signal.h>
5: #include <string.h>
6:
7: #include "cpu.h"
8:
1.1.1.2 root 9: #include "thunk.h"
10:
1.1 root 11: #include "gdbstub.h"
12:
13: typedef siginfo_t target_siginfo_t;
14: #define target_sigaction sigaction
15: #ifdef TARGET_I386
16: struct target_pt_regs {
17: long ebx;
18: long ecx;
19: long edx;
20: long esi;
21: long edi;
22: long ebp;
23: long eax;
24: int xds;
25: int xes;
26: long orig_eax;
27: long eip;
28: int xcs;
29: long eflags;
30: long esp;
31: int xss;
32: };
33: struct target_sigcontext {
34: int sc_onstack;
35: int sc_mask;
36: int sc_eax;
37: int sc_ebx;
38: int sc_ecx;
39: int sc_edx;
40: int sc_edi;
41: int sc_esi;
42: int sc_ebp;
43: int sc_esp;
44: int sc_ss;
45: int sc_eflags;
46: int sc_eip;
47: int sc_cs;
48: int sc_ds;
49: int sc_es;
50: int sc_fs;
51: int sc_gs;
52: };
53:
54: #define __USER_CS (0x17)
55: #define __USER_DS (0x1F)
56:
57: #elif defined(TARGET_PPC)
58: struct target_pt_regs {
59: unsigned long gpr[32];
60: unsigned long nip;
61: unsigned long msr;
62: unsigned long orig_gpr3; /* Used for restarting system calls */
63: unsigned long ctr;
64: unsigned long link;
65: unsigned long xer;
66: unsigned long ccr;
67: unsigned long mq; /* 601 only (not used at present) */
68: /* Used on APUS to hold IPL value. */
69: unsigned long trap; /* Reason for being here */
70: unsigned long dar; /* Fault registers */
71: unsigned long dsisr;
72: unsigned long result; /* Result of a system call */
73: };
74:
75: struct target_sigcontext {
76: int sc_onstack; /* sigstack state to restore */
77: int sc_mask; /* signal mask to restore */
78: int sc_ir; /* pc */
79: int sc_psw; /* processor status word */
80: int sc_sp; /* stack pointer if sc_regs == NULL */
81: void *sc_regs; /* (kernel private) saved state */
82: };
83:
84: #endif
85:
86: typedef struct TaskState {
87: struct TaskState *next;
88: int used; /* non zero if used */
89: uint8_t stack[0];
90: } __attribute__((aligned(16))) TaskState;
91:
92: void syscall_init(void);
93: long do_mach_syscall(void *cpu_env, int num, uint32_t arg1, uint32_t arg2, uint32_t arg3,
94: uint32_t arg4, uint32_t arg5, uint32_t arg6, uint32_t arg7, uint32_t arg8);
95: long do_thread_syscall(void *cpu_env, int num, uint32_t arg1, uint32_t arg2, uint32_t arg3,
96: uint32_t arg4, uint32_t arg5, uint32_t arg6, uint32_t arg7, uint32_t arg8);
97: long do_unix_syscall(void *cpu_env, int num);
98: int do_sigaction(int sig, const struct sigaction *act,
99: struct sigaction *oact);
100: int do_sigaltstack(const struct sigaltstack *ss, struct sigaltstack *oss);
101:
1.1.1.4 ! root 102: void gemu_log(const char *fmt, ...) GCC_FMT_ATTR(1, 2);
! 103: void qerror(const char *fmt, ...) GCC_FMT_ATTR(1, 2);
1.1 root 104:
105: void write_dt(void *ptr, unsigned long addr, unsigned long limit, int flags);
106:
107: extern CPUState *global_env;
108: void cpu_loop(CPUState *env);
109: void init_paths(const char *prefix);
110: const char *path(const char *pathname);
111:
1.1.1.3 root 112: #include "qemu-log.h"
1.1 root 113:
114: /* commpage.c */
1.1.1.3 root 115: void commpage_init(void);
1.1 root 116: void do_commpage(void *cpu_env, int num, uint32_t arg1, uint32_t arg2, uint32_t arg3,
117: uint32_t arg4, uint32_t arg5, uint32_t arg6, uint32_t arg7, uint32_t arg8);
118:
119: /* signal.c */
120: void process_pending_signals(void *cpu_env);
121: void signal_init(void);
122: int queue_signal(int sig, target_siginfo_t *info);
123: void host_to_target_siginfo(target_siginfo_t *tinfo, const siginfo_t *info);
124: void target_to_host_siginfo(siginfo_t *info, const target_siginfo_t *tinfo);
125: long do_sigreturn(CPUState *env, int num);
126:
127: /* machload.c */
128: int mach_exec(const char * filename, char ** argv, char ** envp,
129: struct target_pt_regs * regs);
130:
131: /* mmap.c */
132: int target_mprotect(unsigned long start, unsigned long len, int prot);
133: long target_mmap(unsigned long start, unsigned long len, int prot,
134: int flags, int fd, unsigned long offset);
135: int target_munmap(unsigned long start, unsigned long len);
136: long target_mremap(unsigned long old_addr, unsigned long old_size,
137: unsigned long new_size, unsigned long flags,
138: unsigned long new_addr);
139: int target_msync(unsigned long start, unsigned long len, int flags);
140:
141: /* user access */
142:
143: /* XXX: todo protect every memory access */
144: #define lock_user(x,y,z) (void*)(x)
145: #define unlock_user(x,y,z)
146:
147: /* Mac OS X ABI arguments processing */
148: #ifdef TARGET_I386
149: static inline uint32_t get_int_arg(int *i, CPUX86State *cpu_env)
150: {
151: uint32_t *args = (uint32_t*)(cpu_env->regs[R_ESP] + 4 + *i);
152: *i+=4;
153: return tswap32(*args);
154: }
155: static inline uint64_t get_int64_arg(int *i, CPUX86State *cpu_env)
156: {
157: uint64_t *args = (uint64_t*)(cpu_env->regs[R_ESP] + 4 + *i);
158: *i+=8;
159: return tswap64(*args);
160: }
161: #elif defined(TARGET_PPC)
162: static inline uint32_t get_int_arg(int *i, CPUPPCState *cpu_env)
163: {
164: /* XXX: won't work when args goes on stack after gpr10 */
165: uint32_t args = (uint32_t)(cpu_env->gpr[3+(*i & 0xff)/4]);
166: *i+=4;
167: return tswap32(args);
168: }
169: static inline uint64_t get_int64_arg(int *i, CPUPPCState *cpu_env)
170: {
171: /* XXX: won't work when args goes on stack after gpr10 */
172: uint64_t args = (uint64_t)(cpu_env->fpr[1+(*i >> 8)/8]);
173: *i+=(8 << 8) + 8;
174: return tswap64(args);
175: }
176: #endif
177:
178: #endif
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