diff options
Diffstat (limited to 'linux-user/main.c')
| -rw-r--r-- | linux-user/main.c | 988 |
1 files changed, 664 insertions, 324 deletions
diff --git a/linux-user/main.c b/linux-user/main.c index 7199372b3..af99d0455 100644 --- a/linux-user/main.c +++ b/linux-user/main.c @@ -1,6 +1,6 @@ /* * qemu user main - * + * * Copyright (c) 2003 Fabrice Bellard * * This program is free software; you can redistribute it and/or modify @@ -131,7 +131,7 @@ uint64_t cpu_get_tsc(CPUX86State *env) return cpu_get_real_ticks(); } -static void write_dt(void *ptr, unsigned long addr, unsigned long limit, +static void write_dt(void *ptr, unsigned long addr, unsigned long limit, int flags) { unsigned int e1, e2; @@ -144,7 +144,7 @@ static void write_dt(void *ptr, unsigned long addr, unsigned long limit, p[1] = tswapl(e2); } -static void set_gate(void *ptr, unsigned int type, unsigned int dpl, +static void set_gate(void *ptr, unsigned int type, unsigned int dpl, unsigned long addr, unsigned int sel) { unsigned int e1, e2; @@ -176,8 +176,8 @@ void cpu_loop(CPUX86State *env) switch(trapnr) { case 0x80: /* linux syscall */ - env->regs[R_EAX] = do_syscall(env, - env->regs[R_EAX], + env->regs[R_EAX] = do_syscall(env, + env->regs[R_EAX], env->regs[R_EBX], env->regs[R_ECX], env->regs[R_EDX], @@ -194,9 +194,12 @@ void cpu_loop(CPUX86State *env) queue_signal(info.si_signo, &info); break; case EXCP0D_GPF: +#ifndef TARGET_X86_64 if (env->eflags & VM_MASK) { handle_vm86_fault(env); - } else { + } else +#endif + { info.si_signo = SIGSEGV; info.si_errno = 0; info.si_code = TARGET_SI_KERNEL; @@ -215,9 +218,12 @@ void cpu_loop(CPUX86State *env) queue_signal(info.si_signo, &info); break; case EXCP00_DIVZ: +#ifndef TARGET_X86_64 if (env->eflags & VM_MASK) { handle_vm86_trap(env, trapnr); - } else { + } else +#endif + { /* division by zero */ info.si_signo = SIGFPE; info.si_errno = 0; @@ -228,9 +234,12 @@ void cpu_loop(CPUX86State *env) break; case EXCP01_SSTP: case EXCP03_INT3: +#ifndef TARGET_X86_64 if (env->eflags & VM_MASK) { handle_vm86_trap(env, trapnr); - } else { + } else +#endif + { info.si_signo = SIGTRAP; info.si_errno = 0; if (trapnr == EXCP01_SSTP) { @@ -245,9 +254,12 @@ void cpu_loop(CPUX86State *env) break; case EXCP04_INTO: case EXCP05_BOUND: +#ifndef TARGET_X86_64 if (env->eflags & VM_MASK) { handle_vm86_trap(env, trapnr); - } else { + } else +#endif + { info.si_signo = SIGSEGV; info.si_errno = 0; info.si_code = TARGET_SI_KERNEL; @@ -281,7 +293,7 @@ void cpu_loop(CPUX86State *env) break; default: pc = env->segs[R_CS].base + env->eip; - fprintf(stderr, "qemu: 0x%08lx: unhandled CPU exception 0x%x - aborting\n", + fprintf(stderr, "qemu: 0x%08lx: unhandled CPU exception 0x%x - aborting\n", (long)pc, trapnr); abort(); } @@ -319,7 +331,7 @@ void cpu_loop(CPUARMState *env) unsigned int n, insn; target_siginfo_t info; uint32_t addr; - + for(;;) { trapnr = cpu_arm_exec(env); switch(trapnr) { @@ -331,7 +343,7 @@ void cpu_loop(CPUARMState *env) /* we handle the FPU emulation here, as Linux */ /* we get the opcode */ opcode = tget32(env->regs[15]); - + if (EmulateAll(opcode, &ts->fpa, env) == 0) { info.si_signo = SIGILL; info.si_errno = 0; @@ -383,8 +395,8 @@ void cpu_loop(CPUARMState *env) n -= ARM_SYSCALL_BASE; env->eabi = 0; } - env->regs[0] = do_syscall(env, - n, + env->regs[0] = do_syscall(env, + n, env->regs[0], env->regs[1], env->regs[2], @@ -431,7 +443,7 @@ void cpu_loop(CPUARMState *env) break; default: error: - fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", + fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr); cpu_dump_state(env, stderr, fprintf, 0); abort(); @@ -463,10 +475,10 @@ static inline void save_window_offset(CPUSPARCState *env, int cwp1) { unsigned int i; target_ulong sp_ptr; - + sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)]; #if defined(DEBUG_WIN) - printf("win_overflow: sp_ptr=0x%x save_cwp=%d\n", + printf("win_overflow: sp_ptr=0x%x save_cwp=%d\n", (int)sp_ptr, cwp1); #endif for(i = 0; i < 16; i++) { @@ -494,15 +506,15 @@ static void restore_window(CPUSPARCState *env) { unsigned int new_wim, i, cwp1; target_ulong sp_ptr; - + new_wim = ((env->wim << 1) | (env->wim >> (NWINDOWS - 1))) & ((1LL << NWINDOWS) - 1); - + /* restore the invalid window */ cwp1 = (env->cwp + 1) & (NWINDOWS - 1); sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)]; #if defined(DEBUG_WIN) - printf("win_underflow: sp_ptr=0x%x load_cwp=%d\n", + printf("win_underflow: sp_ptr=0x%x load_cwp=%d\n", (int)sp_ptr, cwp1); #endif for(i = 0; i < 16; i++) { @@ -543,20 +555,20 @@ void cpu_loop (CPUSPARCState *env) { int trapnr, ret; target_siginfo_t info; - + while (1) { trapnr = cpu_sparc_exec (env); - + switch (trapnr) { #ifndef TARGET_SPARC64 - case 0x88: + case 0x88: case 0x90: #else case 0x16d: #endif ret = do_syscall (env, env->gregs[1], - env->regwptr[0], env->regwptr[1], - env->regwptr[2], env->regwptr[3], + env->regwptr[0], env->regwptr[1], + env->regwptr[2], env->regwptr[3], env->regwptr[4], env->regwptr[5]); if ((unsigned int)ret >= (unsigned int)(-515)) { #ifdef TARGET_SPARC64 @@ -608,7 +620,20 @@ void cpu_loop (CPUSPARCState *env) case TT_FILL: /* window underflow */ restore_window(env); break; - // XXX + case TT_TFAULT: + case TT_DFAULT: + { + info.si_signo = SIGSEGV; + info.si_errno = 0; + /* XXX: check env->error_code */ + info.si_code = TARGET_SEGV_MAPERR; + if (trapnr == TT_DFAULT) + info._sifields._sigfault._addr = env->dmmuregs[4]; + else + info._sifields._sigfault._addr = env->tpc[env->tl]; + queue_signal(info.si_signo, &info); + } + break; #endif case EXCP_INTERRUPT: /* just indicate that signals should be handled asap */ @@ -639,111 +664,85 @@ void cpu_loop (CPUSPARCState *env) #endif #ifdef TARGET_PPC - static inline uint64_t cpu_ppc_get_tb (CPUState *env) { /* TO FIX */ return 0; } - + uint32_t cpu_ppc_load_tbl (CPUState *env) { return cpu_ppc_get_tb(env) & 0xFFFFFFFF; } - + uint32_t cpu_ppc_load_tbu (CPUState *env) { return cpu_ppc_get_tb(env) >> 32; } - -static void cpu_ppc_store_tb (CPUState *env, uint64_t value) + +uint32_t cpu_ppc_load_atbl (CPUState *env) { - /* TO FIX */ + return cpu_ppc_get_tb(env) & 0xFFFFFFFF; } -void cpu_ppc_store_tbu (CPUState *env, uint32_t value) +uint32_t cpu_ppc_load_atbu (CPUState *env) { - cpu_ppc_store_tb(env, ((uint64_t)value << 32) | cpu_ppc_load_tbl(env)); + return cpu_ppc_get_tb(env) >> 32; } - -void cpu_ppc_store_tbl (CPUState *env, uint32_t value) + +uint32_t cpu_ppc601_load_rtcu (CPUState *env) +__attribute__ (( alias ("cpu_ppc_load_tbu") )); + +uint32_t cpu_ppc601_load_rtcl (CPUState *env) { - cpu_ppc_store_tb(env, ((uint64_t)cpu_ppc_load_tbl(env) << 32) | value); + return cpu_ppc_load_tbl(env) & 0x3FFFFF80; } - -uint32_t cpu_ppc_load_decr (CPUState *env) + +/* XXX: to be fixed */ +int ppc_dcr_read (ppc_dcr_t *dcr_env, int dcrn, target_ulong *valp) { - /* TO FIX */ return -1; } - -void cpu_ppc_store_decr (CPUState *env, uint32_t value) + +int ppc_dcr_write (ppc_dcr_t *dcr_env, int dcrn, target_ulong val) { - /* TO FIX */ + return -1; } - + +#define EXCP_DUMP(env, fmt, args...) \ +do { \ + fprintf(stderr, fmt , ##args); \ + cpu_dump_state(env, stderr, fprintf, 0); \ + if (loglevel != 0) { \ + fprintf(logfile, fmt , ##args); \ + cpu_dump_state(env, logfile, fprintf, 0); \ + } \ +} while (0) + void cpu_loop(CPUPPCState *env) { target_siginfo_t info; int trapnr; uint32_t ret; - + for(;;) { trapnr = cpu_ppc_exec(env); - if (trapnr != EXCP_SYSCALL_USER && trapnr != EXCP_BRANCH && - trapnr != EXCP_TRACE) { - if (loglevel > 0) { - cpu_dump_state(env, logfile, fprintf, 0); - } - } switch(trapnr) { - case EXCP_NONE: + case POWERPC_EXCP_NONE: + /* Just go on */ break; - case EXCP_SYSCALL_USER: - /* system call */ - /* WARNING: - * PPC ABI uses overflow flag in cr0 to signal an error - * in syscalls. - */ -#if 0 - printf("syscall %d 0x%08x 0x%08x 0x%08x 0x%08x\n", env->gpr[0], - env->gpr[3], env->gpr[4], env->gpr[5], env->gpr[6]); -#endif - env->crf[0] &= ~0x1; - ret = do_syscall(env, env->gpr[0], env->gpr[3], env->gpr[4], - env->gpr[5], env->gpr[6], env->gpr[7], - env->gpr[8]); - if (ret > (uint32_t)(-515)) { - env->crf[0] |= 0x1; - ret = -ret; - } - env->gpr[3] = ret; -#if 0 - printf("syscall returned 0x%08x (%d)\n", ret, ret); -#endif + case POWERPC_EXCP_CRITICAL: /* Critical input */ + cpu_abort(env, "Critical interrupt while in user mode. " + "Aborting\n"); break; - case EXCP_RESET: - /* Should not happen ! */ - fprintf(stderr, "RESET asked... Stop emulation\n"); - if (loglevel) - fprintf(logfile, "RESET asked... Stop emulation\n"); - abort(); - case EXCP_MACHINE_CHECK: - fprintf(stderr, "Machine check exeption... Stop emulation\n"); - if (loglevel) - fprintf(logfile, "RESET asked... Stop emulation\n"); - info.si_signo = TARGET_SIGBUS; - info.si_errno = 0; - info.si_code = TARGET_BUS_OBJERR; - info._sifields._sigfault._addr = env->nip - 4; - queue_signal(info.si_signo, &info); - case EXCP_DSI: - fprintf(stderr, "Invalid data memory access: 0x%08x\n", - env->spr[SPR_DAR]); - if (loglevel) { - fprintf(logfile, "Invalid data memory access: 0x%08x\n", - env->spr[SPR_DAR]); - } + case POWERPC_EXCP_MCHECK: /* Machine check exception */ + cpu_abort(env, "Machine check exception while in user mode. " + "Aborting\n"); + break; + case POWERPC_EXCP_DSI: /* Data storage exception */ + EXCP_DUMP(env, "Invalid data memory access: 0x" ADDRX "\n", + env->spr[SPR_DAR]); + /* XXX: check this. Seems bugged */ switch (env->error_code & 0xFF000000) { case 0x40000000: info.si_signo = TARGET_SIGSEGV; @@ -762,12 +761,8 @@ void cpu_loop(CPUPPCState *env) break; default: /* Let's send a regular segfault... */ - fprintf(stderr, "Invalid segfault errno (%02x)\n", - env->error_code); - if (loglevel) { - fprintf(logfile, "Invalid segfault errno (%02x)\n", - env->error_code); - } + EXCP_DUMP(env, "Invalid segfault errno (%02x)\n", + env->error_code); info.si_signo = TARGET_SIGSEGV; info.si_errno = 0; info.si_code = TARGET_SEGV_MAPERR; @@ -776,10 +771,10 @@ void cpu_loop(CPUPPCState *env) info._sifields._sigfault._addr = env->nip; queue_signal(info.si_signo, &info); break; - case EXCP_ISI: - fprintf(stderr, "Invalid instruction fetch\n"); - if (loglevel) - fprintf(logfile, "Invalid instruction fetch\n"); + case POWERPC_EXCP_ISI: /* Instruction storage exception */ + EXCP_DUMP(env, "Invalid instruction fetch: 0x\n" ADDRX "\n", + env->spr[SPR_DAR]); + /* XXX: check this */ switch (env->error_code & 0xFF000000) { case 0x40000000: info.si_signo = TARGET_SIGSEGV; @@ -794,12 +789,8 @@ void cpu_loop(CPUPPCState *env) break; default: /* Let's send a regular segfault... */ - fprintf(stderr, "Invalid segfault errno (%02x)\n", - env->error_code); - if (loglevel) { - fprintf(logfile, "Invalid segfault errno (%02x)\n", - env->error_code); - } + EXCP_DUMP(env, "Invalid segfault errno (%02x)\n", + env->error_code); info.si_signo = TARGET_SIGSEGV; info.si_errno = 0; info.si_code = TARGET_SEGV_MAPERR; @@ -808,28 +799,24 @@ void cpu_loop(CPUPPCState *env) info._sifields._sigfault._addr = env->nip - 4; queue_signal(info.si_signo, &info); break; - case EXCP_EXTERNAL: - /* Should not happen ! */ - fprintf(stderr, "External interruption... Stop emulation\n"); - if (loglevel) - fprintf(logfile, "External interruption... Stop emulation\n"); - abort(); - case EXCP_ALIGN: - fprintf(stderr, "Invalid unaligned memory access\n"); - if (loglevel) - fprintf(logfile, "Invalid unaligned memory access\n"); + case POWERPC_EXCP_EXTERNAL: /* External input */ + cpu_abort(env, "External interrupt while in user mode. " + "Aborting\n"); + break; + case POWERPC_EXCP_ALIGN: /* Alignment exception */ + EXCP_DUMP(env, "Unaligned memory access\n"); + /* XXX: check this */ info.si_signo = TARGET_SIGBUS; info.si_errno = 0; info.si_code = TARGET_BUS_ADRALN; info._sifields._sigfault._addr = env->nip - 4; queue_signal(info.si_signo, &info); break; - case EXCP_PROGRAM: + case POWERPC_EXCP_PROGRAM: /* Program exception */ + /* XXX: check this */ switch (env->error_code & ~0xF) { - case EXCP_FP: - fprintf(stderr, "Program exception\n"); - if (loglevel) - fprintf(logfile, "Program exception\n"); + case POWERPC_EXCP_FP: + EXCP_DUMP(env, "Floating point program exception\n"); /* Set FX */ env->fpscr[7] |= 0x8; /* Finally, update FEX */ @@ -839,155 +826,138 @@ void cpu_loop(CPUPPCState *env) info.si_signo = TARGET_SIGFPE; info.si_errno = 0; switch (env->error_code & 0xF) { - case EXCP_FP_OX: + case POWERPC_EXCP_FP_OX: info.si_code = TARGET_FPE_FLTOVF; break; - case EXCP_FP_UX: + case POWERPC_EXCP_FP_UX: info.si_code = TARGET_FPE_FLTUND; break; - case EXCP_FP_ZX: - case EXCP_FP_VXZDZ: + case POWERPC_EXCP_FP_ZX: + case POWERPC_EXCP_FP_VXZDZ: info.si_code = TARGET_FPE_FLTDIV; break; - case EXCP_FP_XX: + case POWERPC_EXCP_FP_XX: info.si_code = TARGET_FPE_FLTRES; break; - case EXCP_FP_VXSOFT: + case POWERPC_EXCP_FP_VXSOFT: info.si_code = TARGET_FPE_FLTINV; break; - case EXCP_FP_VXNAN: - case EXCP_FP_VXISI: - case EXCP_FP_VXIDI: - case EXCP_FP_VXIMZ: - case EXCP_FP_VXVC: - case EXCP_FP_VXSQRT: - case EXCP_FP_VXCVI: + case POWERPC_EXCP_FP_VXNAN: + case POWERPC_EXCP_FP_VXISI: + case POWERPC_EXCP_FP_VXIDI: + case POWERPC_EXCP_FP_VXIMZ: + case POWERPC_EXCP_FP_VXVC: + case POWERPC_EXCP_FP_VXSQRT: + case POWERPC_EXCP_FP_VXCVI: info.si_code = TARGET_FPE_FLTSUB; break; default: - fprintf(stderr, "Unknown floating point exception " - "(%02x)\n", env->error_code); - if (loglevel) { - fprintf(logfile, "Unknown floating point exception " - "(%02x)\n", env->error_code & 0xF); - } + EXCP_DUMP(env, "Unknown floating point exception (%02x)\n", + env->error_code); + break; } - break; - case EXCP_INVAL: - fprintf(stderr, "Invalid instruction\n"); - if (loglevel) - fprintf(logfile, "Invalid instruction\n"); + break; + case POWERPC_EXCP_INVAL: + EXCP_DUMP(env, "Invalid instruction\n"); info.si_signo = TARGET_SIGILL; info.si_errno = 0; switch (env->error_code & 0xF) { - case EXCP_INVAL_INVAL: + case POWERPC_EXCP_INVAL_INVAL: info.si_code = TARGET_ILL_ILLOPC; break; - case EXCP_INVAL_LSWX: - info.si_code = TARGET_ILL_ILLOPN; + case POWERPC_EXCP_INVAL_LSWX: + info.si_code = TARGET_ILL_ILLOPN; break; - case EXCP_INVAL_SPR: + case POWERPC_EXCP_INVAL_SPR: info.si_code = TARGET_ILL_PRVREG; break; - case EXCP_INVAL_FP: + case POWERPC_EXCP_INVAL_FP: info.si_code = TARGET_ILL_COPROC; break; default: - fprintf(stderr, "Unknown invalid operation (%02x)\n", - env->error_code & 0xF); - if (loglevel) { - fprintf(logfile, "Unknown invalid operation (%02x)\n", - env->error_code & 0xF); - } + EXCP_DUMP(env, "Unknown invalid operation (%02x)\n", + env->error_code & 0xF); info.si_code = TARGET_ILL_ILLADR; break; } break; - case EXCP_PRIV: - fprintf(stderr, "Privilege violation\n"); - if (loglevel) - fprintf(logfile, "Privilege violation\n"); + case POWERPC_EXCP_PRIV: + EXCP_DUMP(env, "Privilege violation\n"); info.si_signo = TARGET_SIGILL; info.si_errno = 0; switch (env->error_code & 0xF) { - case EXCP_PRIV_OPC: + case POWERPC_EXCP_PRIV_OPC: info.si_code = TARGET_ILL_PRVOPC; break; - case EXCP_PRIV_REG: + case POWERPC_EXCP_PRIV_REG: info.si_code = TARGET_ILL_PRVREG; - break; + break; default: - fprintf(stderr, "Unknown privilege violation (%02x)\n", - env->error_code & 0xF); + EXCP_DUMP(env, "Unknown privilege violation (%02x)\n", + env->error_code & 0xF); info.si_code = TARGET_ILL_PRVOPC; break; } break; - case EXCP_TRAP: - fprintf(stderr, "Tried to call a TRAP\n"); - if (loglevel) - fprintf(logfile, "Tried to call a TRAP\n"); - abort(); + case POWERPC_EXCP_TRAP: + cpu_abort(env, "Tried to call a TRAP\n"); + break; default: /* Should not happen ! */ - fprintf(stderr, "Unknown program exception (%02x)\n", - env->error_code); - if (loglevel) { - fprintf(logfile, "Unknwon program exception (%02x)\n", - env->error_code); - } - abort(); + cpu_abort(env, "Unknown program exception (%02x)\n", + env->error_code); + break; } info._sifields._sigfault._addr = env->nip - 4; queue_signal(info.si_signo, &info); break; - case EXCP_NO_FP: - fprintf(stderr, "No floating point allowed\n"); - if (loglevel) - fprintf(logfile, "No floating point allowed\n"); + case POWERPC_EXCP_FPU: /* Floating-point unavailable exception */ + EXCP_DUMP(env, "No floating point allowed\n"); info.si_signo = TARGET_SIGILL; info.si_errno = 0; info.si_code = TARGET_ILL_COPROC; info._sifields._sigfault._addr = env->nip - 4; queue_signal(info.si_signo, &info); break; - case EXCP_DECR: - /* Should not happen ! */ - fprintf(stderr, "Decrementer exception\n"); - if (loglevel) - fprintf(logfile, "Decrementer exception\n"); - abort(); - case EXCP_TRACE: - /* Do nothing: we use this to trace execution */ - break; - case EXCP_FP_ASSIST: - /* Should not happen ! */ - fprintf(stderr, "Floating point assist exception\n"); - if (loglevel) - fprintf(logfile, "Floating point assist exception\n"); - abort(); - case EXCP_MTMSR: - /* We reloaded the msr, just go on */ - if (msr_pr == 0) { - fprintf(stderr, "Tried to go into supervisor mode !\n"); - if (loglevel) - fprintf(logfile, "Tried to go into supervisor mode !\n"); - abort(); - } + case POWERPC_EXCP_SYSCALL: /* System call exception */ + cpu_abort(env, "Syscall exception while in user mode. " + "Aborting\n"); + break; + case POWERPC_EXCP_APU: /* Auxiliary processor unavailable */ + EXCP_DUMP(env, "No APU instruction allowed\n"); + info.si_signo = TARGET_SIGILL; + info.si_errno = 0; + info.si_code = TARGET_ILL_COPROC; + info._sifields._sigfault._addr = env->nip - 4; + queue_signal(info.si_signo, &info); break; - case EXCP_BRANCH: - /* We stopped because of a jump... */ + case POWERPC_EXCP_DECR: /* Decrementer exception */ + cpu_abort(env, "Decrementer interrupt while in user mode. " + "Aborting\n"); break; - case EXCP_INTERRUPT: - /* Don't know why this should ever happen... */ + case POWERPC_EXCP_FIT: /* Fixed-interval timer interrupt */ + cpu_abort(env, "Fix interval timer interrupt while in user mode. " + "Aborting\n"); break; - case EXCP_DEBUG: + case POWERPC_EXCP_WDT: /* Watchdog timer interrupt */ + cpu_abort(env, "Watchdog timer interrupt while in user mode. " + "Aborting\n"); + break; + case POWERPC_EXCP_DTLB: /* Data TLB error */ + cpu_abort(env, "Data TLB exception while in user mode. " + "Aborting\n"); + break; + case POWERPC_EXCP_ITLB: /* Instruction TLB error */ + cpu_abort(env, "Instruction TLB exception while in user mode. " + "Aborting\n"); + break; + case POWERPC_EXCP_DEBUG: /* Debug interrupt */ + /* XXX: check this */ { int sig; - sig = gdb_handlesig (env, TARGET_SIGTRAP); - if (sig) - { + sig = gdb_handlesig(env, TARGET_SIGTRAP); + if (sig) { info.si_signo = sig; info.si_errno = 0; info.si_code = TARGET_TRAP_BRKPT; @@ -995,14 +965,174 @@ void cpu_loop(CPUPPCState *env) } } break; - default: - fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", - trapnr); - if (loglevel) { - fprintf(logfile, "qemu: unhandled CPU exception 0x%02x - " - "0x%02x - aborting\n", trapnr, env->error_code); +#if defined(TARGET_PPCEMB) + case POWERPC_EXCP_SPEU: /* SPE/embedded floating-point unavail. */ + EXCP_DUMP(env, "No SPE/floating-point instruction allowed\n"); + info.si_signo = TARGET_SIGILL; + info.si_errno = 0; + info.si_code = TARGET_ILL_COPROC; + info._sifields._sigfault._addr = env->nip - 4; + queue_signal(info.si_signo, &info); + break; + case POWERPC_EXCP_EFPDI: /* Embedded floating-point data IRQ */ + cpu_abort(env, "Embedded floating-point data IRQ not handled\n"); + break; + case POWERPC_EXCP_EFPRI: /* Embedded floating-point round IRQ */ + cpu_abort(env, "Embedded floating-point round IRQ not handled\n"); + break; + case POWERPC_EXCP_EPERFM: /* Embedded performance monitor IRQ */ + cpu_abort(env, "Performance monitor exception not handled\n"); + break; + case POWERPC_EXCP_DOORI: /* Embedded doorbell interrupt */ + cpu_abort(env, "Doorbell interrupt while in user mode. " + "Aborting\n"); + break; + case POWERPC_EXCP_DOORCI: /* Embedded doorbell critical interrupt */ + cpu_abort(env, "Doorbell critical interrupt while in user mode. " + "Aborting\n"); + break; + case POWERPC_EXCP_RESET: /* System reset exception */ + cpu_abort(env, "Reset interrupt while in user mode. " + "Aborting\n"); + break; +#endif /* defined(TARGET_PPCEMB) */ +#if defined(TARGET_PPC64) /* PowerPC 64 */ + case POWERPC_EXCP_DSEG: /* Data segment exception */ + cpu_abort(env, "Data segment exception while in user mode. " + "Aborting\n"); + break; + case POWERPC_EXCP_ISEG: /* Instruction segment exception */ + cpu_abort(env, "Instruction segment exception " + "while in user mode. Aborting\n"); + break; +#endif /* defined(TARGET_PPC64) */ +#if defined(TARGET_PPC64H) /* PowerPC 64 with hypervisor mode support */ + case POWERPC_EXCP_HDECR: /* Hypervisor decrementer exception */ + cpu_abort(env, "Hypervisor decrementer interrupt " + "while in user mode. Aborting\n"); + break; +#endif /* defined(TARGET_PPC64H) */ + case POWERPC_EXCP_TRACE: /* Trace exception */ + /* Nothing to do: + * we use this exception to emulate step-by-step execution mode. + */ + break; +#if defined(TARGET_PPC64H) /* PowerPC 64 with hypervisor mode support */ + case POWERPC_EXCP_HDSI: /* Hypervisor data storage exception */ + cpu_abort(env, "Hypervisor data storage exception " + "while in user mode. Aborting\n"); + break; + case POWERPC_EXCP_HISI: /* Hypervisor instruction storage excp */ + cpu_abort(env, "Hypervisor instruction storage exception " + "while in user mode. Aborting\n"); + break; + case POWERPC_EXCP_HDSEG: /* Hypervisor data segment exception */ + cpu_abort(env, "Hypervisor data segment exception " + "while in user mode. Aborting\n"); + break; + case POWERPC_EXCP_HISEG: /* Hypervisor instruction segment excp */ + cpu_abort(env, "Hypervisor instruction segment exception " + "while in user mode. Aborting\n"); + break; +#endif /* defined(TARGET_PPC64H) */ + case POWERPC_EXCP_VPU: /* Vector unavailable exception */ + EXCP_DUMP(env, "No Altivec instructions allowed\n"); + info.si_signo = TARGET_SIGILL; + info.si_errno = 0; + info.si_code = TARGET_ILL_COPROC; + info._sifields._sigfault._addr = env->nip - 4; + queue_signal(info.si_signo, &info); + break; + case POWERPC_EXCP_PIT: /* Programmable interval timer IRQ */ + cpu_abort(env, "Programable interval timer interrupt " + "while in user mode. Aborting\n"); + break; + case POWERPC_EXCP_IO: /* IO error exception */ + cpu_abort(env, "IO error exception while in user mode. " + "Aborting\n"); + break; + case POWERPC_EXCP_RUNM: /* Run mode exception */ + cpu_abort(env, "Run mode exception while in user mode. " + "Aborting\n"); + break; + case POWERPC_EXCP_EMUL: /* Emulation trap exception */ + cpu_abort(env, "Emulation trap exception not handled\n"); + break; + case POWERPC_EXCP_IFTLB: /* Instruction fetch TLB error */ + cpu_abort(env, "Instruction fetch TLB exception " + "while in user-mode. Aborting"); + break; + case POWERPC_EXCP_DLTLB: /* Data load TLB miss */ + cpu_abort(env, "Data load TLB exception while in user-mode. " + "Aborting"); + break; + case POWERPC_EXCP_DSTLB: /* Data store TLB miss */ + cpu_abort(env, "Data store TLB exception while in user-mode. " + "Aborting"); + break; + case POWERPC_EXCP_FPA: /* Floating-point assist exception */ + cpu_abort(env, "Floating-point assist exception not handled\n"); + break; + case POWERPC_EXCP_IABR: /* Instruction address breakpoint */ + cpu_abort(env, "Instruction address breakpoint exception " + "not handled\n"); + break; + case POWERPC_EXCP_SMI: /* System management interrupt */ + cpu_abort(env, "System management interrupt while in user mode. " + "Aborting\n"); + break; + case POWERPC_EXCP_THERM: /* Thermal interrupt */ + cpu_abort(env, "Thermal interrupt interrupt while in user mode. " + "Aborting\n"); + break; + case POWERPC_EXCP_PERFM: /* Embedded performance monitor IRQ */ + cpu_abort(env, "Performance monitor exception not handled\n"); + break; + case POWERPC_EXCP_VPUA: /* Vector assist exception */ + cpu_abort(env, "Vector assist exception not handled\n"); + break; + case POWERPC_EXCP_SOFTP: /* Soft patch exception */ + cpu_abort(env, "Soft patch exception not handled\n"); + break; + case POWERPC_EXCP_MAINT: /* Maintenance exception */ + cpu_abort(env, "Maintenance exception while in user mode. " + "Aborting\n"); + break; + case POWERPC_EXCP_STOP: /* stop translation */ + /* We did invalidate the instruction cache. Go on */ + break; + case POWERPC_EXCP_BRANCH: /* branch instruction: */ + /* We just stopped because of a branch. Go on */ + break; + case POWERPC_EXCP_SYSCALL_USER: + /* system call in user-mode emulation */ + /* WARNING: + * PPC ABI uses overflow flag in cr0 to signal an error + * in syscalls. + */ +#if 0 + printf("syscall %d 0x%08x 0x%08x 0x%08x 0x%08x\n", env->gpr[0], + env->gpr[3], env->gpr[4], env->gpr[5], env->gpr[6]); +#endif + env->crf[0] &= ~0x1; + ret = do_syscall(env, env->gpr[0], env->gpr[3], env->gpr[4], + env->gpr[5], env->gpr[6], env->gpr[7], + env->gpr[8]); + if (ret > (uint32_t)(-515)) { + env->crf[0] |= 0x1; + ret = -ret; } - abort(); + env->gpr[3] = ret; +#if 0 + printf("syscall returned 0x%08x (%d)\n", ret, ret); +#endif + break; + case EXCP_INTERRUPT: + /* just indicate that signals should be handled asap */ + break; + default: + cpu_abort(env, "Unknown exception 0x%d. Aborting\n", trapnr); + break; } process_pending_signals(env); } @@ -1295,8 +1425,41 @@ static const uint8_t mips_syscall_args[] = { MIPS_SYS(sys_waitid , 4) MIPS_SYS(sys_ni_syscall , 0) /* available, was setaltroot */ MIPS_SYS(sys_add_key , 5) - MIPS_SYS(sys_request_key , 4) + MIPS_SYS(sys_request_key, 4) MIPS_SYS(sys_keyctl , 5) + MIPS_SYS(sys_set_thread_area, 1) + MIPS_SYS(sys_inotify_init, 0) + MIPS_SYS(sys_inotify_add_watch, 3) /* 4285 */ + MIPS_SYS(sys_inotify_rm_watch, 2) + MIPS_SYS(sys_migrate_pages, 4) + MIPS_SYS(sys_openat, 4) + MIPS_SYS(sys_mkdirat, 3) + MIPS_SYS(sys_mknodat, 4) /* 4290 */ + MIPS_SYS(sys_fchownat, 5) + MIPS_SYS(sys_futimesat, 3) + MIPS_SYS(sys_fstatat64, 4) + MIPS_SYS(sys_unlinkat, 3) + MIPS_SYS(sys_renameat, 4) /* 4295 */ + MIPS_SYS(sys_linkat, 5) + MIPS_SYS(sys_symlinkat, 3) + MIPS_SYS(sys_readlinkat, 4) + MIPS_SYS(sys_fchmodat, 3) + MIPS_SYS(sys_faccessat, 3) /* 4300 */ + MIPS_SYS(sys_pselect6, 6) + MIPS_SYS(sys_ppoll, 5) + MIPS_SYS(sys_unshare, 1) + MIPS_SYS(sys_splice, 4) + MIPS_SYS(sys_sync_file_range, 7) /* 4305 */ + MIPS_SYS(sys_tee, 4) + MIPS_SYS(sys_vmsplice, 4) + MIPS_SYS(sys_move_pages, 6) + MIPS_SYS(sys_set_robust_list, 2) + MIPS_SYS(sys_get_robust_list, 3) /* 4310 */ + MIPS_SYS(sys_kexec_load, 4) + MIPS_SYS(sys_getcpu, 3) + MIPS_SYS(sys_epoll_pwait, 6) + MIPS_SYS(sys_ioprio_set, 3) + MIPS_SYS(sys_ioprio_get, 2) }; #undef MIPS_SYS @@ -1304,53 +1467,47 @@ static const uint8_t mips_syscall_args[] = { void cpu_loop(CPUMIPSState *env) { target_siginfo_t info; - int trapnr, ret, nb_args; + int trapnr, ret; unsigned int syscall_num; - target_ulong arg5, arg6, sp_reg; for(;;) { trapnr = cpu_mips_exec(env); switch(trapnr) { case EXCP_SYSCALL: - { - syscall_num = env->gpr[2] - 4000; - env->PC += 4; - if (syscall_num >= sizeof(mips_syscall_args)) { - ret = -ENOSYS; - } else { - nb_args = mips_syscall_args[syscall_num]; - if (nb_args >= 5) { - sp_reg = env->gpr[29]; - /* these arguments are taken from the stack */ - arg5 = tgetl(sp_reg + 16); - if (nb_args >= 6) { - arg6 = tgetl(sp_reg + 20); - } else { - arg6 = 0; - } - } else { - arg5 = 0; - arg6 = 0; - } - ret = do_syscall(env, - env->gpr[2], - env->gpr[4], - env->gpr[5], - env->gpr[6], - env->gpr[7], - arg5, - arg6); - } - if ((unsigned int)ret >= (unsigned int)(-1133)) { - env->gpr[7] = 1; /* error flag */ - ret = -ret; - env->gpr[0] = ret; - env->gpr[2] = ret; - } else { - env->gpr[7] = 0; /* error flag */ - env->gpr[2] = ret; + syscall_num = env->gpr[2][env->current_tc] - 4000; + env->PC[env->current_tc] += 4; + if (syscall_num >= sizeof(mips_syscall_args)) { + ret = -ENOSYS; + } else { + int nb_args; + target_ulong sp_reg; + target_ulong arg5 = 0, arg6 = 0, arg7 = 0, arg8 = 0; + + nb_args = mips_syscall_args[syscall_num]; + sp_reg = env->gpr[29][env->current_tc]; + switch (nb_args) { + /* these arguments are taken from the stack */ + case 8: arg8 = tgetl(sp_reg + 28); + case 7: arg7 = tgetl(sp_reg + 24); + case 6: arg6 = tgetl(sp_reg + 20); + case 5: arg5 = tgetl(sp_reg + 16); + default: + break; } + ret = do_syscall(env, env->gpr[2][env->current_tc], + env->gpr[4][env->current_tc], + env->gpr[5][env->current_tc], + env->gpr[6][env->current_tc], + env->gpr[7][env->current_tc], + arg5, arg6/*, arg7, arg8*/); } + if ((unsigned int)ret >= (unsigned int)(-1133)) { + env->gpr[7][env->current_tc] = 1; /* error flag */ + ret = -ret; + } else { + env->gpr[7][env->current_tc] = 0; /* error flag */ + } + env->gpr[2][env->current_tc] = ret; break; case EXCP_TLBL: case EXCP_TLBS: @@ -1380,7 +1537,7 @@ void cpu_loop(CPUMIPSState *env) break; default: // error: - fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", + fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr); cpu_dump_state(env, stderr, fprintf, 0); abort(); @@ -1395,19 +1552,19 @@ void cpu_loop (CPUState *env) { int trapnr, ret; target_siginfo_t info; - + while (1) { trapnr = cpu_sh4_exec (env); - + switch (trapnr) { case 0x160: - ret = do_syscall(env, - env->gregs[3], - env->gregs[4], - env->gregs[5], - env->gregs[6], - env->gregs[7], - env->gregs[0], + ret = do_syscall(env, + env->gregs[3], + env->gregs[4], + env->gregs[5], + env->gregs[6], + env->gregs[7], + env->gregs[0], 0); env->gregs[0] = ret; env->pc += 2; @@ -1444,7 +1601,7 @@ void cpu_loop(CPUM68KState *env) unsigned int n; target_siginfo_t info; TaskState *ts = env->opaque; - + for(;;) { trapnr = cpu_m68k_exec(env); switch(trapnr) { @@ -1460,9 +1617,9 @@ void cpu_loop(CPUM68KState *env) } } break; - case EXCP_HALTED: + case EXCP_HALT_INSN: /* Semihosing syscall. */ - env->pc += 2; + env->pc += 4; do_m68k_semihosting(env, env->dregs[0]); break; case EXCP_LINEA: @@ -1480,8 +1637,8 @@ void cpu_loop(CPUM68KState *env) ts->sim_syscalls = 0; n = env->dregs[0]; env->pc += 2; - env->dregs[0] = do_syscall(env, - n, + env->dregs[0] = do_syscall(env, + n, env->dregs[1], env->dregs[2], env->dregs[3], @@ -1518,7 +1675,7 @@ void cpu_loop(CPUM68KState *env) } break; default: - fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", + fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr); cpu_dump_state(env, stderr, fprintf, 0); abort(); @@ -1528,16 +1685,108 @@ void cpu_loop(CPUM68KState *env) } #endif /* TARGET_M68K */ +#ifdef TARGET_ALPHA +void cpu_loop (CPUState *env) +{ + int trapnr; + target_siginfo_t info; + + while (1) { + trapnr = cpu_alpha_exec (env); + + switch (trapnr) { + case EXCP_RESET: + fprintf(stderr, "Reset requested. Exit\n"); + exit(1); + break; + case EXCP_MCHK: + fprintf(stderr, "Machine check exception. Exit\n"); + exit(1); + break; + case EXCP_ARITH: + fprintf(stderr, "Arithmetic trap.\n"); + exit(1); + break; + case EXCP_HW_INTERRUPT: + fprintf(stderr, "External interrupt. Exit\n"); + exit(1); + break; + case EXCP_DFAULT: + fprintf(stderr, "MMU data fault\n"); + exit(1); + break; + case EXCP_DTB_MISS_PAL: + fprintf(stderr, "MMU data TLB miss in PALcode\n"); + exit(1); + break; + case EXCP_ITB_MISS: + fprintf(stderr, "MMU instruction TLB miss\n"); + exit(1); + break; + case EXCP_ITB_ACV: + fprintf(stderr, "MMU instruction access violation\n"); + exit(1); + break; + case EXCP_DTB_MISS_NATIVE: + fprintf(stderr, "MMU data TLB miss\n"); + exit(1); + break; + case EXCP_UNALIGN: + fprintf(stderr, "Unaligned access\n"); + exit(1); + break; + case EXCP_OPCDEC: + fprintf(stderr, "Invalid instruction\n"); + exit(1); + break; + case EXCP_FEN: + fprintf(stderr, "Floating-point not allowed\n"); + exit(1); + break; + case EXCP_CALL_PAL ... (EXCP_CALL_PALP - 1): + fprintf(stderr, "Call to PALcode\n"); + call_pal(env, (trapnr >> 6) | 0x80); + break; + case EXCP_CALL_PALP ... (EXCP_CALL_PALE - 1): + fprintf(stderr, "Privileged call to PALcode\n"); + exit(1); + break; + case EXCP_DEBUG: + { + int sig; + + sig = gdb_handlesig (env, TARGET_SIGTRAP); + if (sig) + { + info.si_signo = sig; + info.si_errno = 0; + info.si_code = TARGET_TRAP_BRKPT; + queue_signal(info.si_signo, &info); + } + } + break; + default: + printf ("Unhandled trap: 0x%x\n", trapnr); + cpu_dump_state(env, stderr, fprintf, 0); + exit (1); + } + process_pending_signals (env); + } +} +#endif /* TARGET_ALPHA */ + void usage(void) { printf("qemu-" TARGET_ARCH " version " QEMU_VERSION ", Copyright (c) 2003-2007 Fabrice Bellard\n" - "usage: qemu-" TARGET_ARCH " [-h] [-g] [-d opts] [-L path] [-s size] program [arguments...]\n" + "usage: qemu-" TARGET_ARCH " [-h] [-g] [-d opts] [-L path] [-s size] [-cpu model] program [arguments...]\n" "Linux CPU emulator (compiled for %s emulation)\n" "\n" - "-h print this help\n" - "-g port wait gdb connection to port\n" - "-L path set the elf interpreter prefix (default=%s)\n" - "-s size set the stack size in bytes (default=%ld)\n" + "-h print this help\n" + "-g port wait gdb connection to port\n" + "-L path set the elf interpreter prefix (default=%s)\n" + "-s size set the stack size in bytes (default=%ld)\n" + "-cpu model select CPU (-cpu ? for list)\n" + "-drop-ld-preload drop LD_PRELOAD for target process\n" "\n" "debug options:\n" #ifdef USE_CODE_COPY @@ -1546,7 +1795,7 @@ void usage(void) "-d options activate log (logfile=%s)\n" "-p pagesize set the host page size to 'pagesize'\n", TARGET_ARCH, - interp_prefix, + interp_prefix, x86_stack_size, DEBUG_LOGFILE); _exit(1); @@ -1561,6 +1810,7 @@ TaskState *first_task_state; int main(int argc, char **argv) { const char *filename; + const char *cpu_model; struct target_pt_regs regs1, *regs = ®s1; struct image_info info1, *info = &info1; TaskState ts1, *ts = &ts1; @@ -1568,13 +1818,16 @@ int main(int argc, char **argv) int optind; const char *r; int gdbstub_port = 0; - + int drop_ld_preload = 0, environ_count = 0; + char **target_environ, **wrk, **dst; + if (argc <= 1) usage(); /* init debug */ cpu_set_log_filename(DEBUG_LOGFILE); + cpu_model = NULL; optind = 1; for(;;) { if (optind >= argc) @@ -1592,7 +1845,7 @@ int main(int argc, char **argv) if (optind >= argc) break; - + r = argv[optind++]; mask = cpu_str_to_log_mask(r); if (!mask) { @@ -1625,11 +1878,27 @@ int main(int argc, char **argv) gdbstub_port = atoi(argv[optind++]); } else if (!strcmp(r, "r")) { qemu_uname_release = argv[optind++]; - } else + } else if (!strcmp(r, "cpu")) { + cpu_model = argv[optind++]; + if (strcmp(cpu_model, "?") == 0) { +#if defined(TARGET_PPC) + ppc_cpu_list(stdout, &fprintf); +#elif defined(TARGET_ARM) + arm_cpu_list(); +#elif defined(TARGET_MIPS) + mips_cpu_list(stdout, &fprintf); +#elif defined(TARGET_SPARC) + sparc_cpu_list(stdout, &fprintf); +#endif + _exit(1); + } + } else if (!strcmp(r, "drop-ld-preload")) { + drop_ld_preload = 1; + } else #ifdef USE_CODE_COPY if (!strcmp(r, "no-code-copy")) { code_copy_enabled = 0; - } else + } else #endif { usage(); @@ -1652,15 +1921,35 @@ int main(int argc, char **argv) qemu_host_page_size */ env = cpu_init(); global_env = env; - - if (loader_exec(filename, argv+optind, environ, regs, info) != 0) { - printf("Error loading %s\n", filename); - _exit(1); + + wrk = environ; + while (*(wrk++)) + environ_count++; + + target_environ = malloc((environ_count + 1) * sizeof(char *)); + if (!target_environ) + abort(); + for (wrk = environ, dst = target_environ; *wrk; wrk++) { + if (drop_ld_preload && !strncmp(*wrk, "LD_PRELOAD=", 11)) + continue; + *(dst++) = strdup(*wrk); } - + *dst = NULL; /* NULL terminate target_environ */ + + if (loader_exec(filename, argv+optind, target_environ, regs, info) != 0) { + printf("Error loading %s\n", filename); + _exit(1); + } + + for (wrk = target_environ; *wrk; wrk++) { + free(*wrk); + } + + free(target_environ); + if (loglevel) { page_dump(logfile); - + fprintf(logfile, "start_brk 0x%08lx\n" , info->start_brk); fprintf(logfile, "end_code 0x%08lx\n" , info->end_code); fprintf(logfile, "start_code 0x%08lx\n" , info->start_code); @@ -1681,7 +1970,7 @@ int main(int argc, char **argv) ts->used = 1; ts->info = info; env->user_mode_only = 1; - + #if defined(TARGET_I386) cpu_x86_set_cpl(env, 3); @@ -1694,8 +1983,19 @@ int main(int argc, char **argv) /* flags setup : we activate the IRQs by default as in user mode */ env->eflags |= IF_MASK; - + /* linux register setup */ +#if defined(TARGET_X86_64) + env->regs[R_EAX] = regs->rax; + env->regs[R_EBX] = regs->rbx; + env->regs[R_ECX] = regs->rcx; + env->regs[R_EDX] = regs->rdx; + env->regs[R_ESI] = regs->rsi; + env->regs[R_EDI] = regs->rdi; + env->regs[R_EBP] = regs->rbp; + env->regs[R_ESP] = regs->rsp; + env->eip = regs->rip; +#else env->regs[R_EAX] = regs->eax; env->regs[R_EBX] = regs->ebx; env->regs[R_ECX] = regs->ecx; @@ -1705,6 +2005,7 @@ int main(int argc, char **argv) env->regs[R_EBP] = regs->ebp; env->regs[R_ESP] = regs->esp; env->eip = regs->eip; +#endif /* linux interrupt setup */ env->idt.base = h2g(idt_table); @@ -1735,10 +2036,10 @@ int main(int argc, char **argv) env->gdt.base = h2g(gdt_table); env->gdt.limit = sizeof(gdt_table) - 1; write_dt(&gdt_table[__USER_CS >> 3], 0, 0xfffff, - DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | + DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | (3 << DESC_DPL_SHIFT) | (0xa << DESC_TYPE_SHIFT)); write_dt(&gdt_table[__USER_DS >> 3], 0, 0xfffff, - DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | + DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | (3 << DESC_DPL_SHIFT) | (0x2 << DESC_TYPE_SHIFT)); cpu_x86_load_seg(env, R_CS, __USER_CS); cpu_x86_load_seg(env, R_DS, __USER_DS); @@ -1747,22 +2048,36 @@ int main(int argc, char **argv) cpu_x86_load_seg(env, R_FS, __USER_DS); cpu_x86_load_seg(env, R_GS, __USER_DS); + /* This hack makes Wine work... */ + env->segs[R_FS].selector = 0; #elif defined(TARGET_ARM) { int i; - cpu_arm_set_model(env, ARM_CPUID_ARM1026); + if (cpu_model == NULL) + cpu_model = "arm926"; + cpu_arm_set_model(env, cpu_model); cpsr_write(env, regs->uregs[16], 0xffffffff); for(i = 0; i < 16; i++) { env->regs[i] = regs->uregs[i]; } - ts->stack_base = info->start_stack; - ts->heap_base = info->brk; - /* This will be filled in on the first SYS_HEAPINFO call. */ - ts->heap_limit = 0; } #elif defined(TARGET_SPARC) { int i; + const sparc_def_t *def; +#ifdef TARGET_SPARC64 + if (cpu_model == NULL) + cpu_model = "TI UltraSparc II"; +#else + if (cpu_model == NULL) + cpu_model = "Fujitsu MB86904"; +#endif + sparc_find_by_name(cpu_model, &def); + if (def == NULL) { + fprintf(stderr, "Unable to find Sparc CPU definition\n"); + exit(1); + } + cpu_sparc_register(env, def); env->pc = regs->pc; env->npc = regs->npc; env->y = regs->y; @@ -1777,15 +2092,9 @@ int main(int argc, char **argv) int i; /* Choose and initialise CPU */ - /* XXX: CPU model (or PVR) should be provided on command line */ - // ppc_find_by_name("750gx", &def); - // ppc_find_by_name("750fx", &def); - // ppc_find_by_name("750p", &def); - ppc_find_by_name("750", &def); - // ppc_find_by_name("G3", &def); - // ppc_find_by_name("604r", &def); - // ppc_find_by_name("604e", &def); - // ppc_find_by_name("604", &def); + if (cpu_model == NULL) + cpu_model = "750"; + ppc_find_by_name(cpu_model, &def); if (def == NULL) { cpu_abort(env, "Unable to find PowerPC CPU definition\n"); @@ -1796,6 +2105,9 @@ int main(int argc, char **argv) if (i != 12 && i != 6 && i != 13) env->msr[i] = (regs->msr >> i) & 1; } +#if defined(TARGET_PPC64) + msr_sf = 1; +#endif env->nip = regs->nip; for(i = 0; i < 32; i++) { env->gpr[i] = regs->gpr[i]; @@ -1803,13 +2115,12 @@ int main(int argc, char **argv) } #elif defined(TARGET_M68K) { - m68k_def_t *def; - def = m68k_find_by_name("cfv4e"); - if (def == NULL) { + if (cpu_model == NULL) + cpu_model = "any"; + if (cpu_m68k_set_model(env, cpu_model)) { cpu_abort(cpu_single_env, "Unable to find m68k CPU definition\n"); } - cpu_m68k_register(cpu_single_env, def); env->pc = regs->pc; env->dregs[0] = regs->d0; env->dregs[1] = regs->d1; @@ -1832,15 +2143,25 @@ int main(int argc, char **argv) } #elif defined(TARGET_MIPS) { + mips_def_t *def; int i; + /* Choose and initialise CPU */ + if (cpu_model == NULL) +#if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64) + cpu_model = "20Kc"; +#else + cpu_model = "24Kf"; +#endif + mips_find_by_name(cpu_model, &def); + if (def == NULL) + cpu_abort(env, "Unable to find MIPS CPU definition\n"); + cpu_mips_register(env, def); + for(i = 0; i < 32; i++) { - env->gpr[i] = regs->regs[i]; + env->gpr[i][env->current_tc] = regs->regs[i]; } - env->PC = regs->cp0_epc; -#ifdef MIPS_USES_FPU - env->CP0_Status |= (1 << CP0St_CU1); -#endif + env->PC[env->current_tc] = regs->cp0_epc; } #elif defined(TARGET_SH4) { @@ -1851,10 +2172,29 @@ int main(int argc, char **argv) } env->pc = regs->pc; } +#elif defined(TARGET_ALPHA) + { + int i; + + for(i = 0; i < 28; i++) { + env->ir[i] = ((target_ulong *)regs)[i]; + } + env->ipr[IPR_USP] = regs->usp; + env->ir[30] = regs->usp; + env->pc = regs->pc; + env->unique = regs->unique; + } #else #error unsupported target CPU #endif +#if defined(TARGET_ARM) || defined(TARGET_M68K) + ts->stack_base = info->start_stack; + ts->heap_base = info->brk; + /* This will be filled in on the first SYS_HEAPINFO call. */ + ts->heap_limit = 0; +#endif + if (gdbstub_port) { gdbserver_start (gdbstub_port); gdb_handlesig(env, 0); |