4 * Copyright (c) 2003-2008 Fabrice Bellard
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 #define DEBUG_LOGFILE "/tmp/qemu.log"
31 static const char *interp_prefix
= CONFIG_QEMU_PREFIX
;
32 const char *qemu_uname_release
= CONFIG_UNAME_RELEASE
;
34 #if defined(__i386__) && !defined(CONFIG_STATIC)
35 /* Force usage of an ELF interpreter even if it is an ELF shared
37 const char interp
[] __attribute__((section(".interp"))) = "/lib/ld-linux.so.2";
40 /* for recent libc, we add these dummy symbols which are not declared
41 when generating a linked object (bug in ld ?) */
42 #if (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 3)) && !defined(CONFIG_STATIC)
43 asm(".globl __preinit_array_start\n"
44 ".globl __preinit_array_end\n"
45 ".globl __init_array_start\n"
46 ".globl __init_array_end\n"
47 ".globl __fini_array_start\n"
48 ".globl __fini_array_end\n"
49 ".section \".rodata\"\n"
50 "__preinit_array_start:\n"
51 "__preinit_array_end:\n"
52 "__init_array_start:\n"
54 "__fini_array_start:\n"
60 /* XXX: on x86 MAP_GROWSDOWN only works if ESP <= address + 32, so
61 we allocate a bigger stack. Need a better solution, for example
62 by remapping the process stack directly at the right place */
63 unsigned long x86_stack_size
= 512 * 1024;
65 void gemu_log(const char *fmt
, ...)
70 vfprintf(stderr
, fmt
, ap
);
74 void cpu_outb(CPUState
*env
, int addr
, int val
)
76 fprintf(stderr
, "outb: port=0x%04x, data=%02x\n", addr
, val
);
79 void cpu_outw(CPUState
*env
, int addr
, int val
)
81 fprintf(stderr
, "outw: port=0x%04x, data=%04x\n", addr
, val
);
84 void cpu_outl(CPUState
*env
, int addr
, int val
)
86 fprintf(stderr
, "outl: port=0x%04x, data=%08x\n", addr
, val
);
89 int cpu_inb(CPUState
*env
, int addr
)
91 fprintf(stderr
, "inb: port=0x%04x\n", addr
);
95 int cpu_inw(CPUState
*env
, int addr
)
97 fprintf(stderr
, "inw: port=0x%04x\n", addr
);
101 int cpu_inl(CPUState
*env
, int addr
)
103 fprintf(stderr
, "inl: port=0x%04x\n", addr
);
107 int cpu_get_pic_interrupt(CPUState
*env
)
112 /* timers for rdtsc */
116 static uint64_t emu_time
;
118 int64_t cpu_get_real_ticks(void)
126 /***********************************************************/
127 /* CPUX86 core interface */
129 void cpu_smm_update(CPUState
*env
)
133 uint64_t cpu_get_tsc(CPUX86State
*env
)
135 return cpu_get_real_ticks();
138 static void write_dt(void *ptr
, unsigned long addr
, unsigned long limit
,
143 e1
= (addr
<< 16) | (limit
& 0xffff);
144 e2
= ((addr
>> 16) & 0xff) | (addr
& 0xff000000) | (limit
& 0x000f0000);
152 uint64_t idt_table
[512];
154 static void set_gate64(void *ptr
, unsigned int type
, unsigned int dpl
,
155 uint64_t addr
, unsigned int sel
)
158 e1
= (addr
& 0xffff) | (sel
<< 16);
159 e2
= (addr
& 0xffff0000) | 0x8000 | (dpl
<< 13) | (type
<< 8);
163 p
[2] = tswap32(addr
>> 32);
166 /* only dpl matters as we do only user space emulation */
167 static void set_idt(int n
, unsigned int dpl
)
169 set_gate64(idt_table
+ n
* 2, 0, dpl
, 0, 0);
172 uint64_t idt_table
[256];
174 static void set_gate(void *ptr
, unsigned int type
, unsigned int dpl
,
175 uint32_t addr
, unsigned int sel
)
178 e1
= (addr
& 0xffff) | (sel
<< 16);
179 e2
= (addr
& 0xffff0000) | 0x8000 | (dpl
<< 13) | (type
<< 8);
185 /* only dpl matters as we do only user space emulation */
186 static void set_idt(int n
, unsigned int dpl
)
188 set_gate(idt_table
+ n
, 0, dpl
, 0, 0);
192 void cpu_loop(CPUX86State
*env
)
196 target_siginfo_t info
;
199 trapnr
= cpu_x86_exec(env
);
202 /* linux syscall from int $0x80 */
203 env
->regs
[R_EAX
] = do_syscall(env
,
214 /* linux syscall from syscall intruction */
215 env
->regs
[R_EAX
] = do_syscall(env
,
223 env
->eip
= env
->exception_next_eip
;
228 info
.si_signo
= SIGBUS
;
230 info
.si_code
= TARGET_SI_KERNEL
;
231 info
._sifields
._sigfault
._addr
= 0;
232 queue_signal(info
.si_signo
, &info
);
235 /* XXX: potential problem if ABI32 */
236 #ifndef TARGET_X86_64
237 if (env
->eflags
& VM_MASK
) {
238 handle_vm86_fault(env
);
242 info
.si_signo
= SIGSEGV
;
244 info
.si_code
= TARGET_SI_KERNEL
;
245 info
._sifields
._sigfault
._addr
= 0;
246 queue_signal(info
.si_signo
, &info
);
250 info
.si_signo
= SIGSEGV
;
252 if (!(env
->error_code
& 1))
253 info
.si_code
= TARGET_SEGV_MAPERR
;
255 info
.si_code
= TARGET_SEGV_ACCERR
;
256 info
._sifields
._sigfault
._addr
= env
->cr
[2];
257 queue_signal(info
.si_signo
, &info
);
260 #ifndef TARGET_X86_64
261 if (env
->eflags
& VM_MASK
) {
262 handle_vm86_trap(env
, trapnr
);
266 /* division by zero */
267 info
.si_signo
= SIGFPE
;
269 info
.si_code
= TARGET_FPE_INTDIV
;
270 info
._sifields
._sigfault
._addr
= env
->eip
;
271 queue_signal(info
.si_signo
, &info
);
276 #ifndef TARGET_X86_64
277 if (env
->eflags
& VM_MASK
) {
278 handle_vm86_trap(env
, trapnr
);
282 info
.si_signo
= SIGTRAP
;
284 if (trapnr
== EXCP01_SSTP
) {
285 info
.si_code
= TARGET_TRAP_BRKPT
;
286 info
._sifields
._sigfault
._addr
= env
->eip
;
288 info
.si_code
= TARGET_SI_KERNEL
;
289 info
._sifields
._sigfault
._addr
= 0;
291 queue_signal(info
.si_signo
, &info
);
296 #ifndef TARGET_X86_64
297 if (env
->eflags
& VM_MASK
) {
298 handle_vm86_trap(env
, trapnr
);
302 info
.si_signo
= SIGSEGV
;
304 info
.si_code
= TARGET_SI_KERNEL
;
305 info
._sifields
._sigfault
._addr
= 0;
306 queue_signal(info
.si_signo
, &info
);
310 info
.si_signo
= SIGILL
;
312 info
.si_code
= TARGET_ILL_ILLOPN
;
313 info
._sifields
._sigfault
._addr
= env
->eip
;
314 queue_signal(info
.si_signo
, &info
);
317 /* just indicate that signals should be handled asap */
323 sig
= gdb_handlesig (env
, TARGET_SIGTRAP
);
328 info
.si_code
= TARGET_TRAP_BRKPT
;
329 queue_signal(info
.si_signo
, &info
);
334 pc
= env
->segs
[R_CS
].base
+ env
->eip
;
335 fprintf(stderr
, "qemu: 0x%08lx: unhandled CPU exception 0x%x - aborting\n",
339 process_pending_signals(env
);
346 /* XXX: find a better solution */
347 extern void tb_invalidate_page_range(abi_ulong start
, abi_ulong end
);
349 static void arm_cache_flush(abi_ulong start
, abi_ulong last
)
351 abi_ulong addr
, last1
;
357 last1
= ((addr
+ TARGET_PAGE_SIZE
) & TARGET_PAGE_MASK
) - 1;
360 tb_invalidate_page_range(addr
, last1
+ 1);
367 void cpu_loop(CPUARMState
*env
)
370 unsigned int n
, insn
;
371 target_siginfo_t info
;
375 trapnr
= cpu_arm_exec(env
);
379 TaskState
*ts
= env
->opaque
;
382 /* we handle the FPU emulation here, as Linux */
383 /* we get the opcode */
384 /* FIXME - what to do if get_user() fails? */
385 get_user_u32(opcode
, env
->regs
[15]);
387 if (EmulateAll(opcode
, &ts
->fpa
, env
) == 0) {
388 info
.si_signo
= SIGILL
;
390 info
.si_code
= TARGET_ILL_ILLOPN
;
391 info
._sifields
._sigfault
._addr
= env
->regs
[15];
392 queue_signal(info
.si_signo
, &info
);
404 if (trapnr
== EXCP_BKPT
) {
406 /* FIXME - what to do if get_user() fails? */
407 get_user_u16(insn
, env
->regs
[15]);
411 /* FIXME - what to do if get_user() fails? */
412 get_user_u32(insn
, env
->regs
[15]);
413 n
= (insn
& 0xf) | ((insn
>> 4) & 0xff0);
418 /* FIXME - what to do if get_user() fails? */
419 get_user_u16(insn
, env
->regs
[15] - 2);
422 /* FIXME - what to do if get_user() fails? */
423 get_user_u32(insn
, env
->regs
[15] - 4);
428 if (n
== ARM_NR_cacheflush
) {
429 arm_cache_flush(env
->regs
[0], env
->regs
[1]);
430 } else if (n
== ARM_NR_semihosting
431 || n
== ARM_NR_thumb_semihosting
) {
432 env
->regs
[0] = do_arm_semihosting (env
);
433 } else if (n
== 0 || n
>= ARM_SYSCALL_BASE
434 || (env
->thumb
&& n
== ARM_THUMB_SYSCALL
)) {
436 if (env
->thumb
|| n
== 0) {
439 n
-= ARM_SYSCALL_BASE
;
442 env
->regs
[0] = do_syscall(env
,
456 /* just indicate that signals should be handled asap */
458 case EXCP_PREFETCH_ABORT
:
459 addr
= env
->cp15
.c6_data
;
461 case EXCP_DATA_ABORT
:
462 addr
= env
->cp15
.c6_insn
;
466 info
.si_signo
= SIGSEGV
;
468 /* XXX: check env->error_code */
469 info
.si_code
= TARGET_SEGV_MAPERR
;
470 info
._sifields
._sigfault
._addr
= addr
;
471 queue_signal(info
.si_signo
, &info
);
478 sig
= gdb_handlesig (env
, TARGET_SIGTRAP
);
483 info
.si_code
= TARGET_TRAP_BRKPT
;
484 queue_signal(info
.si_signo
, &info
);
490 fprintf(stderr
, "qemu: unhandled CPU exception 0x%x - aborting\n",
492 cpu_dump_state(env
, stderr
, fprintf
, 0);
495 process_pending_signals(env
);
505 /* WARNING: dealing with register windows _is_ complicated. More info
506 can be found at http://www.sics.se/~psm/sparcstack.html */
507 static inline int get_reg_index(CPUSPARCState
*env
, int cwp
, int index
)
509 index
= (index
+ cwp
* 16) & (16 * NWINDOWS
- 1);
510 /* wrap handling : if cwp is on the last window, then we use the
511 registers 'after' the end */
512 if (index
< 8 && env
->cwp
== (NWINDOWS
- 1))
513 index
+= (16 * NWINDOWS
);
517 /* save the register window 'cwp1' */
518 static inline void save_window_offset(CPUSPARCState
*env
, int cwp1
)
523 sp_ptr
= env
->regbase
[get_reg_index(env
, cwp1
, 6)];
524 #if defined(DEBUG_WIN)
525 printf("win_overflow: sp_ptr=0x%x save_cwp=%d\n",
528 for(i
= 0; i
< 16; i
++) {
529 /* FIXME - what to do if put_user() fails? */
530 put_user_ual(env
->regbase
[get_reg_index(env
, cwp1
, 8 + i
)], sp_ptr
);
531 sp_ptr
+= sizeof(abi_ulong
);
535 static void save_window(CPUSPARCState
*env
)
537 #ifndef TARGET_SPARC64
538 unsigned int new_wim
;
539 new_wim
= ((env
->wim
>> 1) | (env
->wim
<< (NWINDOWS
- 1))) &
540 ((1LL << NWINDOWS
) - 1);
541 save_window_offset(env
, (env
->cwp
- 2) & (NWINDOWS
- 1));
544 save_window_offset(env
, (env
->cwp
- 2) & (NWINDOWS
- 1));
550 static void restore_window(CPUSPARCState
*env
)
552 unsigned int new_wim
, i
, cwp1
;
555 new_wim
= ((env
->wim
<< 1) | (env
->wim
>> (NWINDOWS
- 1))) &
556 ((1LL << NWINDOWS
) - 1);
558 /* restore the invalid window */
559 cwp1
= (env
->cwp
+ 1) & (NWINDOWS
- 1);
560 sp_ptr
= env
->regbase
[get_reg_index(env
, cwp1
, 6)];
561 #if defined(DEBUG_WIN)
562 printf("win_underflow: sp_ptr=0x%x load_cwp=%d\n",
565 for(i
= 0; i
< 16; i
++) {
566 /* FIXME - what to do if get_user() fails? */
567 get_user_ual(env
->regbase
[get_reg_index(env
, cwp1
, 8 + i
)], sp_ptr
);
568 sp_ptr
+= sizeof(abi_ulong
);
571 #ifdef TARGET_SPARC64
573 if (env
->cleanwin
< NWINDOWS
- 1)
579 static void flush_windows(CPUSPARCState
*env
)
585 /* if restore would invoke restore_window(), then we can stop */
586 cwp1
= (env
->cwp
+ offset
) & (NWINDOWS
- 1);
587 if (env
->wim
& (1 << cwp1
))
589 save_window_offset(env
, cwp1
);
592 /* set wim so that restore will reload the registers */
593 cwp1
= (env
->cwp
+ 1) & (NWINDOWS
- 1);
594 env
->wim
= 1 << cwp1
;
595 #if defined(DEBUG_WIN)
596 printf("flush_windows: nb=%d\n", offset
- 1);
600 void cpu_loop (CPUSPARCState
*env
)
603 target_siginfo_t info
;
606 trapnr
= cpu_sparc_exec (env
);
609 #ifndef TARGET_SPARC64
616 ret
= do_syscall (env
, env
->gregs
[1],
617 env
->regwptr
[0], env
->regwptr
[1],
618 env
->regwptr
[2], env
->regwptr
[3],
619 env
->regwptr
[4], env
->regwptr
[5]);
620 if ((unsigned int)ret
>= (unsigned int)(-515)) {
621 #if defined(TARGET_SPARC64) && !defined(TARGET_ABI32)
622 env
->xcc
|= PSR_CARRY
;
624 env
->psr
|= PSR_CARRY
;
628 #if defined(TARGET_SPARC64) && !defined(TARGET_ABI32)
629 env
->xcc
&= ~PSR_CARRY
;
631 env
->psr
&= ~PSR_CARRY
;
634 env
->regwptr
[0] = ret
;
635 /* next instruction */
637 env
->npc
= env
->npc
+ 4;
639 case 0x83: /* flush windows */
644 /* next instruction */
646 env
->npc
= env
->npc
+ 4;
648 #ifndef TARGET_SPARC64
649 case TT_WIN_OVF
: /* window overflow */
652 case TT_WIN_UNF
: /* window underflow */
658 info
.si_signo
= SIGSEGV
;
660 /* XXX: check env->error_code */
661 info
.si_code
= TARGET_SEGV_MAPERR
;
662 info
._sifields
._sigfault
._addr
= env
->mmuregs
[4];
663 queue_signal(info
.si_signo
, &info
);
667 case TT_SPILL
: /* window overflow */
670 case TT_FILL
: /* window underflow */
676 info
.si_signo
= SIGSEGV
;
678 /* XXX: check env->error_code */
679 info
.si_code
= TARGET_SEGV_MAPERR
;
680 if (trapnr
== TT_DFAULT
)
681 info
._sifields
._sigfault
._addr
= env
->dmmuregs
[4];
683 info
._sifields
._sigfault
._addr
= env
->tpc
[env
->tl
];
684 queue_signal(info
.si_signo
, &info
);
690 sparc64_get_context(env
);
694 sparc64_set_context(env
);
699 /* just indicate that signals should be handled asap */
705 sig
= gdb_handlesig (env
, TARGET_SIGTRAP
);
710 info
.si_code
= TARGET_TRAP_BRKPT
;
711 queue_signal(info
.si_signo
, &info
);
716 printf ("Unhandled trap: 0x%x\n", trapnr
);
717 cpu_dump_state(env
, stderr
, fprintf
, 0);
720 process_pending_signals (env
);
727 static inline uint64_t cpu_ppc_get_tb (CPUState
*env
)
733 uint32_t cpu_ppc_load_tbl (CPUState
*env
)
735 return cpu_ppc_get_tb(env
) & 0xFFFFFFFF;
738 uint32_t cpu_ppc_load_tbu (CPUState
*env
)
740 return cpu_ppc_get_tb(env
) >> 32;
743 uint32_t cpu_ppc_load_atbl (CPUState
*env
)
745 return cpu_ppc_get_tb(env
) & 0xFFFFFFFF;
748 uint32_t cpu_ppc_load_atbu (CPUState
*env
)
750 return cpu_ppc_get_tb(env
) >> 32;
753 uint32_t cpu_ppc601_load_rtcu (CPUState
*env
)
754 __attribute__ (( alias ("cpu_ppc_load_tbu") ));
756 uint32_t cpu_ppc601_load_rtcl (CPUState
*env
)
758 return cpu_ppc_load_tbl(env
) & 0x3FFFFF80;
761 /* XXX: to be fixed */
762 int ppc_dcr_read (ppc_dcr_t
*dcr_env
, int dcrn
, target_ulong
*valp
)
767 int ppc_dcr_write (ppc_dcr_t
*dcr_env
, int dcrn
, target_ulong val
)
772 #define EXCP_DUMP(env, fmt, args...) \
774 fprintf(stderr, fmt , ##args); \
775 cpu_dump_state(env, stderr, fprintf, 0); \
776 if (loglevel != 0) { \
777 fprintf(logfile, fmt , ##args); \
778 cpu_dump_state(env, logfile, fprintf, 0); \
782 void cpu_loop(CPUPPCState
*env
)
784 target_siginfo_t info
;
789 trapnr
= cpu_ppc_exec(env
);
791 case POWERPC_EXCP_NONE
:
794 case POWERPC_EXCP_CRITICAL
: /* Critical input */
795 cpu_abort(env
, "Critical interrupt while in user mode. "
798 case POWERPC_EXCP_MCHECK
: /* Machine check exception */
799 cpu_abort(env
, "Machine check exception while in user mode. "
802 case POWERPC_EXCP_DSI
: /* Data storage exception */
803 EXCP_DUMP(env
, "Invalid data memory access: 0x" ADDRX
"\n",
805 /* XXX: check this. Seems bugged */
806 switch (env
->error_code
& 0xFF000000) {
808 info
.si_signo
= TARGET_SIGSEGV
;
810 info
.si_code
= TARGET_SEGV_MAPERR
;
813 info
.si_signo
= TARGET_SIGILL
;
815 info
.si_code
= TARGET_ILL_ILLADR
;
818 info
.si_signo
= TARGET_SIGSEGV
;
820 info
.si_code
= TARGET_SEGV_ACCERR
;
823 /* Let's send a regular segfault... */
824 EXCP_DUMP(env
, "Invalid segfault errno (%02x)\n",
826 info
.si_signo
= TARGET_SIGSEGV
;
828 info
.si_code
= TARGET_SEGV_MAPERR
;
831 info
._sifields
._sigfault
._addr
= env
->nip
;
832 queue_signal(info
.si_signo
, &info
);
834 case POWERPC_EXCP_ISI
: /* Instruction storage exception */
835 EXCP_DUMP(env
, "Invalid instruction fetch: 0x\n" ADDRX
"\n",
837 /* XXX: check this */
838 switch (env
->error_code
& 0xFF000000) {
840 info
.si_signo
= TARGET_SIGSEGV
;
842 info
.si_code
= TARGET_SEGV_MAPERR
;
846 info
.si_signo
= TARGET_SIGSEGV
;
848 info
.si_code
= TARGET_SEGV_ACCERR
;
851 /* Let's send a regular segfault... */
852 EXCP_DUMP(env
, "Invalid segfault errno (%02x)\n",
854 info
.si_signo
= TARGET_SIGSEGV
;
856 info
.si_code
= TARGET_SEGV_MAPERR
;
859 info
._sifields
._sigfault
._addr
= env
->nip
- 4;
860 queue_signal(info
.si_signo
, &info
);
862 case POWERPC_EXCP_EXTERNAL
: /* External input */
863 cpu_abort(env
, "External interrupt while in user mode. "
866 case POWERPC_EXCP_ALIGN
: /* Alignment exception */
867 EXCP_DUMP(env
, "Unaligned memory access\n");
868 /* XXX: check this */
869 info
.si_signo
= TARGET_SIGBUS
;
871 info
.si_code
= TARGET_BUS_ADRALN
;
872 info
._sifields
._sigfault
._addr
= env
->nip
- 4;
873 queue_signal(info
.si_signo
, &info
);
875 case POWERPC_EXCP_PROGRAM
: /* Program exception */
876 /* XXX: check this */
877 switch (env
->error_code
& ~0xF) {
878 case POWERPC_EXCP_FP
:
879 EXCP_DUMP(env
, "Floating point program exception\n");
880 info
.si_signo
= TARGET_SIGFPE
;
882 switch (env
->error_code
& 0xF) {
883 case POWERPC_EXCP_FP_OX
:
884 info
.si_code
= TARGET_FPE_FLTOVF
;
886 case POWERPC_EXCP_FP_UX
:
887 info
.si_code
= TARGET_FPE_FLTUND
;
889 case POWERPC_EXCP_FP_ZX
:
890 case POWERPC_EXCP_FP_VXZDZ
:
891 info
.si_code
= TARGET_FPE_FLTDIV
;
893 case POWERPC_EXCP_FP_XX
:
894 info
.si_code
= TARGET_FPE_FLTRES
;
896 case POWERPC_EXCP_FP_VXSOFT
:
897 info
.si_code
= TARGET_FPE_FLTINV
;
899 case POWERPC_EXCP_FP_VXSNAN
:
900 case POWERPC_EXCP_FP_VXISI
:
901 case POWERPC_EXCP_FP_VXIDI
:
902 case POWERPC_EXCP_FP_VXIMZ
:
903 case POWERPC_EXCP_FP_VXVC
:
904 case POWERPC_EXCP_FP_VXSQRT
:
905 case POWERPC_EXCP_FP_VXCVI
:
906 info
.si_code
= TARGET_FPE_FLTSUB
;
909 EXCP_DUMP(env
, "Unknown floating point exception (%02x)\n",
914 case POWERPC_EXCP_INVAL
:
915 EXCP_DUMP(env
, "Invalid instruction\n");
916 info
.si_signo
= TARGET_SIGILL
;
918 switch (env
->error_code
& 0xF) {
919 case POWERPC_EXCP_INVAL_INVAL
:
920 info
.si_code
= TARGET_ILL_ILLOPC
;
922 case POWERPC_EXCP_INVAL_LSWX
:
923 info
.si_code
= TARGET_ILL_ILLOPN
;
925 case POWERPC_EXCP_INVAL_SPR
:
926 info
.si_code
= TARGET_ILL_PRVREG
;
928 case POWERPC_EXCP_INVAL_FP
:
929 info
.si_code
= TARGET_ILL_COPROC
;
932 EXCP_DUMP(env
, "Unknown invalid operation (%02x)\n",
933 env
->error_code
& 0xF);
934 info
.si_code
= TARGET_ILL_ILLADR
;
938 case POWERPC_EXCP_PRIV
:
939 EXCP_DUMP(env
, "Privilege violation\n");
940 info
.si_signo
= TARGET_SIGILL
;
942 switch (env
->error_code
& 0xF) {
943 case POWERPC_EXCP_PRIV_OPC
:
944 info
.si_code
= TARGET_ILL_PRVOPC
;
946 case POWERPC_EXCP_PRIV_REG
:
947 info
.si_code
= TARGET_ILL_PRVREG
;
950 EXCP_DUMP(env
, "Unknown privilege violation (%02x)\n",
951 env
->error_code
& 0xF);
952 info
.si_code
= TARGET_ILL_PRVOPC
;
956 case POWERPC_EXCP_TRAP
:
957 cpu_abort(env
, "Tried to call a TRAP\n");
960 /* Should not happen ! */
961 cpu_abort(env
, "Unknown program exception (%02x)\n",
965 info
._sifields
._sigfault
._addr
= env
->nip
- 4;
966 queue_signal(info
.si_signo
, &info
);
968 case POWERPC_EXCP_FPU
: /* Floating-point unavailable exception */
969 EXCP_DUMP(env
, "No floating point allowed\n");
970 info
.si_signo
= TARGET_SIGILL
;
972 info
.si_code
= TARGET_ILL_COPROC
;
973 info
._sifields
._sigfault
._addr
= env
->nip
- 4;
974 queue_signal(info
.si_signo
, &info
);
976 case POWERPC_EXCP_SYSCALL
: /* System call exception */
977 cpu_abort(env
, "Syscall exception while in user mode. "
980 case POWERPC_EXCP_APU
: /* Auxiliary processor unavailable */
981 EXCP_DUMP(env
, "No APU instruction allowed\n");
982 info
.si_signo
= TARGET_SIGILL
;
984 info
.si_code
= TARGET_ILL_COPROC
;
985 info
._sifields
._sigfault
._addr
= env
->nip
- 4;
986 queue_signal(info
.si_signo
, &info
);
988 case POWERPC_EXCP_DECR
: /* Decrementer exception */
989 cpu_abort(env
, "Decrementer interrupt while in user mode. "
992 case POWERPC_EXCP_FIT
: /* Fixed-interval timer interrupt */
993 cpu_abort(env
, "Fix interval timer interrupt while in user mode. "
996 case POWERPC_EXCP_WDT
: /* Watchdog timer interrupt */
997 cpu_abort(env
, "Watchdog timer interrupt while in user mode. "
1000 case POWERPC_EXCP_DTLB
: /* Data TLB error */
1001 cpu_abort(env
, "Data TLB exception while in user mode. "
1004 case POWERPC_EXCP_ITLB
: /* Instruction TLB error */
1005 cpu_abort(env
, "Instruction TLB exception while in user mode. "
1008 case POWERPC_EXCP_DEBUG
: /* Debug interrupt */
1009 /* XXX: check this */
1013 sig
= gdb_handlesig(env
, TARGET_SIGTRAP
);
1015 info
.si_signo
= sig
;
1017 info
.si_code
= TARGET_TRAP_BRKPT
;
1018 queue_signal(info
.si_signo
, &info
);
1022 case POWERPC_EXCP_SPEU
: /* SPE/embedded floating-point unavail. */
1023 EXCP_DUMP(env
, "No SPE/floating-point instruction allowed\n");
1024 info
.si_signo
= TARGET_SIGILL
;
1026 info
.si_code
= TARGET_ILL_COPROC
;
1027 info
._sifields
._sigfault
._addr
= env
->nip
- 4;
1028 queue_signal(info
.si_signo
, &info
);
1030 case POWERPC_EXCP_EFPDI
: /* Embedded floating-point data IRQ */
1031 cpu_abort(env
, "Embedded floating-point data IRQ not handled\n");
1033 case POWERPC_EXCP_EFPRI
: /* Embedded floating-point round IRQ */
1034 cpu_abort(env
, "Embedded floating-point round IRQ not handled\n");
1036 case POWERPC_EXCP_EPERFM
: /* Embedded performance monitor IRQ */
1037 cpu_abort(env
, "Performance monitor exception not handled\n");
1039 case POWERPC_EXCP_DOORI
: /* Embedded doorbell interrupt */
1040 cpu_abort(env
, "Doorbell interrupt while in user mode. "
1043 case POWERPC_EXCP_DOORCI
: /* Embedded doorbell critical interrupt */
1044 cpu_abort(env
, "Doorbell critical interrupt while in user mode. "
1047 case POWERPC_EXCP_RESET
: /* System reset exception */
1048 cpu_abort(env
, "Reset interrupt while in user mode. "
1051 case POWERPC_EXCP_DSEG
: /* Data segment exception */
1052 cpu_abort(env
, "Data segment exception while in user mode. "
1055 case POWERPC_EXCP_ISEG
: /* Instruction segment exception */
1056 cpu_abort(env
, "Instruction segment exception "
1057 "while in user mode. Aborting\n");
1059 /* PowerPC 64 with hypervisor mode support */
1060 case POWERPC_EXCP_HDECR
: /* Hypervisor decrementer exception */
1061 cpu_abort(env
, "Hypervisor decrementer interrupt "
1062 "while in user mode. Aborting\n");
1064 case POWERPC_EXCP_TRACE
: /* Trace exception */
1066 * we use this exception to emulate step-by-step execution mode.
1069 /* PowerPC 64 with hypervisor mode support */
1070 case POWERPC_EXCP_HDSI
: /* Hypervisor data storage exception */
1071 cpu_abort(env
, "Hypervisor data storage exception "
1072 "while in user mode. Aborting\n");
1074 case POWERPC_EXCP_HISI
: /* Hypervisor instruction storage excp */
1075 cpu_abort(env
, "Hypervisor instruction storage exception "
1076 "while in user mode. Aborting\n");
1078 case POWERPC_EXCP_HDSEG
: /* Hypervisor data segment exception */
1079 cpu_abort(env
, "Hypervisor data segment exception "
1080 "while in user mode. Aborting\n");
1082 case POWERPC_EXCP_HISEG
: /* Hypervisor instruction segment excp */
1083 cpu_abort(env
, "Hypervisor instruction segment exception "
1084 "while in user mode. Aborting\n");
1086 case POWERPC_EXCP_VPU
: /* Vector unavailable exception */
1087 EXCP_DUMP(env
, "No Altivec instructions allowed\n");
1088 info
.si_signo
= TARGET_SIGILL
;
1090 info
.si_code
= TARGET_ILL_COPROC
;
1091 info
._sifields
._sigfault
._addr
= env
->nip
- 4;
1092 queue_signal(info
.si_signo
, &info
);
1094 case POWERPC_EXCP_PIT
: /* Programmable interval timer IRQ */
1095 cpu_abort(env
, "Programable interval timer interrupt "
1096 "while in user mode. Aborting\n");
1098 case POWERPC_EXCP_IO
: /* IO error exception */
1099 cpu_abort(env
, "IO error exception while in user mode. "
1102 case POWERPC_EXCP_RUNM
: /* Run mode exception */
1103 cpu_abort(env
, "Run mode exception while in user mode. "
1106 case POWERPC_EXCP_EMUL
: /* Emulation trap exception */
1107 cpu_abort(env
, "Emulation trap exception not handled\n");
1109 case POWERPC_EXCP_IFTLB
: /* Instruction fetch TLB error */
1110 cpu_abort(env
, "Instruction fetch TLB exception "
1111 "while in user-mode. Aborting");
1113 case POWERPC_EXCP_DLTLB
: /* Data load TLB miss */
1114 cpu_abort(env
, "Data load TLB exception while in user-mode. "
1117 case POWERPC_EXCP_DSTLB
: /* Data store TLB miss */
1118 cpu_abort(env
, "Data store TLB exception while in user-mode. "
1121 case POWERPC_EXCP_FPA
: /* Floating-point assist exception */
1122 cpu_abort(env
, "Floating-point assist exception not handled\n");
1124 case POWERPC_EXCP_IABR
: /* Instruction address breakpoint */
1125 cpu_abort(env
, "Instruction address breakpoint exception "
1128 case POWERPC_EXCP_SMI
: /* System management interrupt */
1129 cpu_abort(env
, "System management interrupt while in user mode. "
1132 case POWERPC_EXCP_THERM
: /* Thermal interrupt */
1133 cpu_abort(env
, "Thermal interrupt interrupt while in user mode. "
1136 case POWERPC_EXCP_PERFM
: /* Embedded performance monitor IRQ */
1137 cpu_abort(env
, "Performance monitor exception not handled\n");
1139 case POWERPC_EXCP_VPUA
: /* Vector assist exception */
1140 cpu_abort(env
, "Vector assist exception not handled\n");
1142 case POWERPC_EXCP_SOFTP
: /* Soft patch exception */
1143 cpu_abort(env
, "Soft patch exception not handled\n");
1145 case POWERPC_EXCP_MAINT
: /* Maintenance exception */
1146 cpu_abort(env
, "Maintenance exception while in user mode. "
1149 case POWERPC_EXCP_STOP
: /* stop translation */
1150 /* We did invalidate the instruction cache. Go on */
1152 case POWERPC_EXCP_BRANCH
: /* branch instruction: */
1153 /* We just stopped because of a branch. Go on */
1155 case POWERPC_EXCP_SYSCALL_USER
:
1156 /* system call in user-mode emulation */
1158 * PPC ABI uses overflow flag in cr0 to signal an error
1162 printf("syscall %d 0x%08x 0x%08x 0x%08x 0x%08x\n", env
->gpr
[0],
1163 env
->gpr
[3], env
->gpr
[4], env
->gpr
[5], env
->gpr
[6]);
1165 env
->crf
[0] &= ~0x1;
1166 ret
= do_syscall(env
, env
->gpr
[0], env
->gpr
[3], env
->gpr
[4],
1167 env
->gpr
[5], env
->gpr
[6], env
->gpr
[7],
1169 if (ret
> (uint32_t)(-515)) {
1175 printf("syscall returned 0x%08x (%d)\n", ret
, ret
);
1178 case EXCP_INTERRUPT
:
1179 /* just indicate that signals should be handled asap */
1182 cpu_abort(env
, "Unknown exception 0x%d. Aborting\n", trapnr
);
1185 process_pending_signals(env
);
1192 #define MIPS_SYS(name, args) args,
1194 static const uint8_t mips_syscall_args
[] = {
1195 MIPS_SYS(sys_syscall
, 0) /* 4000 */
1196 MIPS_SYS(sys_exit
, 1)
1197 MIPS_SYS(sys_fork
, 0)
1198 MIPS_SYS(sys_read
, 3)
1199 MIPS_SYS(sys_write
, 3)
1200 MIPS_SYS(sys_open
, 3) /* 4005 */
1201 MIPS_SYS(sys_close
, 1)
1202 MIPS_SYS(sys_waitpid
, 3)
1203 MIPS_SYS(sys_creat
, 2)
1204 MIPS_SYS(sys_link
, 2)
1205 MIPS_SYS(sys_unlink
, 1) /* 4010 */
1206 MIPS_SYS(sys_execve
, 0)
1207 MIPS_SYS(sys_chdir
, 1)
1208 MIPS_SYS(sys_time
, 1)
1209 MIPS_SYS(sys_mknod
, 3)
1210 MIPS_SYS(sys_chmod
, 2) /* 4015 */
1211 MIPS_SYS(sys_lchown
, 3)
1212 MIPS_SYS(sys_ni_syscall
, 0)
1213 MIPS_SYS(sys_ni_syscall
, 0) /* was sys_stat */
1214 MIPS_SYS(sys_lseek
, 3)
1215 MIPS_SYS(sys_getpid
, 0) /* 4020 */
1216 MIPS_SYS(sys_mount
, 5)
1217 MIPS_SYS(sys_oldumount
, 1)
1218 MIPS_SYS(sys_setuid
, 1)
1219 MIPS_SYS(sys_getuid
, 0)
1220 MIPS_SYS(sys_stime
, 1) /* 4025 */
1221 MIPS_SYS(sys_ptrace
, 4)
1222 MIPS_SYS(sys_alarm
, 1)
1223 MIPS_SYS(sys_ni_syscall
, 0) /* was sys_fstat */
1224 MIPS_SYS(sys_pause
, 0)
1225 MIPS_SYS(sys_utime
, 2) /* 4030 */
1226 MIPS_SYS(sys_ni_syscall
, 0)
1227 MIPS_SYS(sys_ni_syscall
, 0)
1228 MIPS_SYS(sys_access
, 2)
1229 MIPS_SYS(sys_nice
, 1)
1230 MIPS_SYS(sys_ni_syscall
, 0) /* 4035 */
1231 MIPS_SYS(sys_sync
, 0)
1232 MIPS_SYS(sys_kill
, 2)
1233 MIPS_SYS(sys_rename
, 2)
1234 MIPS_SYS(sys_mkdir
, 2)
1235 MIPS_SYS(sys_rmdir
, 1) /* 4040 */
1236 MIPS_SYS(sys_dup
, 1)
1237 MIPS_SYS(sys_pipe
, 0)
1238 MIPS_SYS(sys_times
, 1)
1239 MIPS_SYS(sys_ni_syscall
, 0)
1240 MIPS_SYS(sys_brk
, 1) /* 4045 */
1241 MIPS_SYS(sys_setgid
, 1)
1242 MIPS_SYS(sys_getgid
, 0)
1243 MIPS_SYS(sys_ni_syscall
, 0) /* was signal(2) */
1244 MIPS_SYS(sys_geteuid
, 0)
1245 MIPS_SYS(sys_getegid
, 0) /* 4050 */
1246 MIPS_SYS(sys_acct
, 0)
1247 MIPS_SYS(sys_umount
, 2)
1248 MIPS_SYS(sys_ni_syscall
, 0)
1249 MIPS_SYS(sys_ioctl
, 3)
1250 MIPS_SYS(sys_fcntl
, 3) /* 4055 */
1251 MIPS_SYS(sys_ni_syscall
, 2)
1252 MIPS_SYS(sys_setpgid
, 2)
1253 MIPS_SYS(sys_ni_syscall
, 0)
1254 MIPS_SYS(sys_olduname
, 1)
1255 MIPS_SYS(sys_umask
, 1) /* 4060 */
1256 MIPS_SYS(sys_chroot
, 1)
1257 MIPS_SYS(sys_ustat
, 2)
1258 MIPS_SYS(sys_dup2
, 2)
1259 MIPS_SYS(sys_getppid
, 0)
1260 MIPS_SYS(sys_getpgrp
, 0) /* 4065 */
1261 MIPS_SYS(sys_setsid
, 0)
1262 MIPS_SYS(sys_sigaction
, 3)
1263 MIPS_SYS(sys_sgetmask
, 0)
1264 MIPS_SYS(sys_ssetmask
, 1)
1265 MIPS_SYS(sys_setreuid
, 2) /* 4070 */
1266 MIPS_SYS(sys_setregid
, 2)
1267 MIPS_SYS(sys_sigsuspend
, 0)
1268 MIPS_SYS(sys_sigpending
, 1)
1269 MIPS_SYS(sys_sethostname
, 2)
1270 MIPS_SYS(sys_setrlimit
, 2) /* 4075 */
1271 MIPS_SYS(sys_getrlimit
, 2)
1272 MIPS_SYS(sys_getrusage
, 2)
1273 MIPS_SYS(sys_gettimeofday
, 2)
1274 MIPS_SYS(sys_settimeofday
, 2)
1275 MIPS_SYS(sys_getgroups
, 2) /* 4080 */
1276 MIPS_SYS(sys_setgroups
, 2)
1277 MIPS_SYS(sys_ni_syscall
, 0) /* old_select */
1278 MIPS_SYS(sys_symlink
, 2)
1279 MIPS_SYS(sys_ni_syscall
, 0) /* was sys_lstat */
1280 MIPS_SYS(sys_readlink
, 3) /* 4085 */
1281 MIPS_SYS(sys_uselib
, 1)
1282 MIPS_SYS(sys_swapon
, 2)
1283 MIPS_SYS(sys_reboot
, 3)
1284 MIPS_SYS(old_readdir
, 3)
1285 MIPS_SYS(old_mmap
, 6) /* 4090 */
1286 MIPS_SYS(sys_munmap
, 2)
1287 MIPS_SYS(sys_truncate
, 2)
1288 MIPS_SYS(sys_ftruncate
, 2)
1289 MIPS_SYS(sys_fchmod
, 2)
1290 MIPS_SYS(sys_fchown
, 3) /* 4095 */
1291 MIPS_SYS(sys_getpriority
, 2)
1292 MIPS_SYS(sys_setpriority
, 3)
1293 MIPS_SYS(sys_ni_syscall
, 0)
1294 MIPS_SYS(sys_statfs
, 2)
1295 MIPS_SYS(sys_fstatfs
, 2) /* 4100 */
1296 MIPS_SYS(sys_ni_syscall
, 0) /* was ioperm(2) */
1297 MIPS_SYS(sys_socketcall
, 2)
1298 MIPS_SYS(sys_syslog
, 3)
1299 MIPS_SYS(sys_setitimer
, 3)
1300 MIPS_SYS(sys_getitimer
, 2) /* 4105 */
1301 MIPS_SYS(sys_newstat
, 2)
1302 MIPS_SYS(sys_newlstat
, 2)
1303 MIPS_SYS(sys_newfstat
, 2)
1304 MIPS_SYS(sys_uname
, 1)
1305 MIPS_SYS(sys_ni_syscall
, 0) /* 4110 was iopl(2) */
1306 MIPS_SYS(sys_vhangup
, 0)
1307 MIPS_SYS(sys_ni_syscall
, 0) /* was sys_idle() */
1308 MIPS_SYS(sys_ni_syscall
, 0) /* was sys_vm86 */
1309 MIPS_SYS(sys_wait4
, 4)
1310 MIPS_SYS(sys_swapoff
, 1) /* 4115 */
1311 MIPS_SYS(sys_sysinfo
, 1)
1312 MIPS_SYS(sys_ipc
, 6)
1313 MIPS_SYS(sys_fsync
, 1)
1314 MIPS_SYS(sys_sigreturn
, 0)
1315 MIPS_SYS(sys_clone
, 0) /* 4120 */
1316 MIPS_SYS(sys_setdomainname
, 2)
1317 MIPS_SYS(sys_newuname
, 1)
1318 MIPS_SYS(sys_ni_syscall
, 0) /* sys_modify_ldt */
1319 MIPS_SYS(sys_adjtimex
, 1)
1320 MIPS_SYS(sys_mprotect
, 3) /* 4125 */
1321 MIPS_SYS(sys_sigprocmask
, 3)
1322 MIPS_SYS(sys_ni_syscall
, 0) /* was create_module */
1323 MIPS_SYS(sys_init_module
, 5)
1324 MIPS_SYS(sys_delete_module
, 1)
1325 MIPS_SYS(sys_ni_syscall
, 0) /* 4130 was get_kernel_syms */
1326 MIPS_SYS(sys_quotactl
, 0)
1327 MIPS_SYS(sys_getpgid
, 1)
1328 MIPS_SYS(sys_fchdir
, 1)
1329 MIPS_SYS(sys_bdflush
, 2)
1330 MIPS_SYS(sys_sysfs
, 3) /* 4135 */
1331 MIPS_SYS(sys_personality
, 1)
1332 MIPS_SYS(sys_ni_syscall
, 0) /* for afs_syscall */
1333 MIPS_SYS(sys_setfsuid
, 1)
1334 MIPS_SYS(sys_setfsgid
, 1)
1335 MIPS_SYS(sys_llseek
, 5) /* 4140 */
1336 MIPS_SYS(sys_getdents
, 3)
1337 MIPS_SYS(sys_select
, 5)
1338 MIPS_SYS(sys_flock
, 2)
1339 MIPS_SYS(sys_msync
, 3)
1340 MIPS_SYS(sys_readv
, 3) /* 4145 */
1341 MIPS_SYS(sys_writev
, 3)
1342 MIPS_SYS(sys_cacheflush
, 3)
1343 MIPS_SYS(sys_cachectl
, 3)
1344 MIPS_SYS(sys_sysmips
, 4)
1345 MIPS_SYS(sys_ni_syscall
, 0) /* 4150 */
1346 MIPS_SYS(sys_getsid
, 1)
1347 MIPS_SYS(sys_fdatasync
, 0)
1348 MIPS_SYS(sys_sysctl
, 1)
1349 MIPS_SYS(sys_mlock
, 2)
1350 MIPS_SYS(sys_munlock
, 2) /* 4155 */
1351 MIPS_SYS(sys_mlockall
, 1)
1352 MIPS_SYS(sys_munlockall
, 0)
1353 MIPS_SYS(sys_sched_setparam
, 2)
1354 MIPS_SYS(sys_sched_getparam
, 2)
1355 MIPS_SYS(sys_sched_setscheduler
, 3) /* 4160 */
1356 MIPS_SYS(sys_sched_getscheduler
, 1)
1357 MIPS_SYS(sys_sched_yield
, 0)
1358 MIPS_SYS(sys_sched_get_priority_max
, 1)
1359 MIPS_SYS(sys_sched_get_priority_min
, 1)
1360 MIPS_SYS(sys_sched_rr_get_interval
, 2) /* 4165 */
1361 MIPS_SYS(sys_nanosleep
, 2)
1362 MIPS_SYS(sys_mremap
, 4)
1363 MIPS_SYS(sys_accept
, 3)
1364 MIPS_SYS(sys_bind
, 3)
1365 MIPS_SYS(sys_connect
, 3) /* 4170 */
1366 MIPS_SYS(sys_getpeername
, 3)
1367 MIPS_SYS(sys_getsockname
, 3)
1368 MIPS_SYS(sys_getsockopt
, 5)
1369 MIPS_SYS(sys_listen
, 2)
1370 MIPS_SYS(sys_recv
, 4) /* 4175 */
1371 MIPS_SYS(sys_recvfrom
, 6)
1372 MIPS_SYS(sys_recvmsg
, 3)
1373 MIPS_SYS(sys_send
, 4)
1374 MIPS_SYS(sys_sendmsg
, 3)
1375 MIPS_SYS(sys_sendto
, 6) /* 4180 */
1376 MIPS_SYS(sys_setsockopt
, 5)
1377 MIPS_SYS(sys_shutdown
, 2)
1378 MIPS_SYS(sys_socket
, 3)
1379 MIPS_SYS(sys_socketpair
, 4)
1380 MIPS_SYS(sys_setresuid
, 3) /* 4185 */
1381 MIPS_SYS(sys_getresuid
, 3)
1382 MIPS_SYS(sys_ni_syscall
, 0) /* was sys_query_module */
1383 MIPS_SYS(sys_poll
, 3)
1384 MIPS_SYS(sys_nfsservctl
, 3)
1385 MIPS_SYS(sys_setresgid
, 3) /* 4190 */
1386 MIPS_SYS(sys_getresgid
, 3)
1387 MIPS_SYS(sys_prctl
, 5)
1388 MIPS_SYS(sys_rt_sigreturn
, 0)
1389 MIPS_SYS(sys_rt_sigaction
, 4)
1390 MIPS_SYS(sys_rt_sigprocmask
, 4) /* 4195 */
1391 MIPS_SYS(sys_rt_sigpending
, 2)
1392 MIPS_SYS(sys_rt_sigtimedwait
, 4)
1393 MIPS_SYS(sys_rt_sigqueueinfo
, 3)
1394 MIPS_SYS(sys_rt_sigsuspend
, 0)
1395 MIPS_SYS(sys_pread64
, 6) /* 4200 */
1396 MIPS_SYS(sys_pwrite64
, 6)
1397 MIPS_SYS(sys_chown
, 3)
1398 MIPS_SYS(sys_getcwd
, 2)
1399 MIPS_SYS(sys_capget
, 2)
1400 MIPS_SYS(sys_capset
, 2) /* 4205 */
1401 MIPS_SYS(sys_sigaltstack
, 0)
1402 MIPS_SYS(sys_sendfile
, 4)
1403 MIPS_SYS(sys_ni_syscall
, 0)
1404 MIPS_SYS(sys_ni_syscall
, 0)
1405 MIPS_SYS(sys_mmap2
, 6) /* 4210 */
1406 MIPS_SYS(sys_truncate64
, 4)
1407 MIPS_SYS(sys_ftruncate64
, 4)
1408 MIPS_SYS(sys_stat64
, 2)
1409 MIPS_SYS(sys_lstat64
, 2)
1410 MIPS_SYS(sys_fstat64
, 2) /* 4215 */
1411 MIPS_SYS(sys_pivot_root
, 2)
1412 MIPS_SYS(sys_mincore
, 3)
1413 MIPS_SYS(sys_madvise
, 3)
1414 MIPS_SYS(sys_getdents64
, 3)
1415 MIPS_SYS(sys_fcntl64
, 3) /* 4220 */
1416 MIPS_SYS(sys_ni_syscall
, 0)
1417 MIPS_SYS(sys_gettid
, 0)
1418 MIPS_SYS(sys_readahead
, 5)
1419 MIPS_SYS(sys_setxattr
, 5)
1420 MIPS_SYS(sys_lsetxattr
, 5) /* 4225 */
1421 MIPS_SYS(sys_fsetxattr
, 5)
1422 MIPS_SYS(sys_getxattr
, 4)
1423 MIPS_SYS(sys_lgetxattr
, 4)
1424 MIPS_SYS(sys_fgetxattr
, 4)
1425 MIPS_SYS(sys_listxattr
, 3) /* 4230 */
1426 MIPS_SYS(sys_llistxattr
, 3)
1427 MIPS_SYS(sys_flistxattr
, 3)
1428 MIPS_SYS(sys_removexattr
, 2)
1429 MIPS_SYS(sys_lremovexattr
, 2)
1430 MIPS_SYS(sys_fremovexattr
, 2) /* 4235 */
1431 MIPS_SYS(sys_tkill
, 2)
1432 MIPS_SYS(sys_sendfile64
, 5)
1433 MIPS_SYS(sys_futex
, 2)
1434 MIPS_SYS(sys_sched_setaffinity
, 3)
1435 MIPS_SYS(sys_sched_getaffinity
, 3) /* 4240 */
1436 MIPS_SYS(sys_io_setup
, 2)
1437 MIPS_SYS(sys_io_destroy
, 1)
1438 MIPS_SYS(sys_io_getevents
, 5)
1439 MIPS_SYS(sys_io_submit
, 3)
1440 MIPS_SYS(sys_io_cancel
, 3) /* 4245 */
1441 MIPS_SYS(sys_exit_group
, 1)
1442 MIPS_SYS(sys_lookup_dcookie
, 3)
1443 MIPS_SYS(sys_epoll_create
, 1)
1444 MIPS_SYS(sys_epoll_ctl
, 4)
1445 MIPS_SYS(sys_epoll_wait
, 3) /* 4250 */
1446 MIPS_SYS(sys_remap_file_pages
, 5)
1447 MIPS_SYS(sys_set_tid_address
, 1)
1448 MIPS_SYS(sys_restart_syscall
, 0)
1449 MIPS_SYS(sys_fadvise64_64
, 7)
1450 MIPS_SYS(sys_statfs64
, 3) /* 4255 */
1451 MIPS_SYS(sys_fstatfs64
, 2)
1452 MIPS_SYS(sys_timer_create
, 3)
1453 MIPS_SYS(sys_timer_settime
, 4)
1454 MIPS_SYS(sys_timer_gettime
, 2)
1455 MIPS_SYS(sys_timer_getoverrun
, 1) /* 4260 */
1456 MIPS_SYS(sys_timer_delete
, 1)
1457 MIPS_SYS(sys_clock_settime
, 2)
1458 MIPS_SYS(sys_clock_gettime
, 2)
1459 MIPS_SYS(sys_clock_getres
, 2)
1460 MIPS_SYS(sys_clock_nanosleep
, 4) /* 4265 */
1461 MIPS_SYS(sys_tgkill
, 3)
1462 MIPS_SYS(sys_utimes
, 2)
1463 MIPS_SYS(sys_mbind
, 4)
1464 MIPS_SYS(sys_ni_syscall
, 0) /* sys_get_mempolicy */
1465 MIPS_SYS(sys_ni_syscall
, 0) /* 4270 sys_set_mempolicy */
1466 MIPS_SYS(sys_mq_open
, 4)
1467 MIPS_SYS(sys_mq_unlink
, 1)
1468 MIPS_SYS(sys_mq_timedsend
, 5)
1469 MIPS_SYS(sys_mq_timedreceive
, 5)
1470 MIPS_SYS(sys_mq_notify
, 2) /* 4275 */
1471 MIPS_SYS(sys_mq_getsetattr
, 3)
1472 MIPS_SYS(sys_ni_syscall
, 0) /* sys_vserver */
1473 MIPS_SYS(sys_waitid
, 4)
1474 MIPS_SYS(sys_ni_syscall
, 0) /* available, was setaltroot */
1475 MIPS_SYS(sys_add_key
, 5)
1476 MIPS_SYS(sys_request_key
, 4)
1477 MIPS_SYS(sys_keyctl
, 5)
1478 MIPS_SYS(sys_set_thread_area
, 1)
1479 MIPS_SYS(sys_inotify_init
, 0)
1480 MIPS_SYS(sys_inotify_add_watch
, 3) /* 4285 */
1481 MIPS_SYS(sys_inotify_rm_watch
, 2)
1482 MIPS_SYS(sys_migrate_pages
, 4)
1483 MIPS_SYS(sys_openat
, 4)
1484 MIPS_SYS(sys_mkdirat
, 3)
1485 MIPS_SYS(sys_mknodat
, 4) /* 4290 */
1486 MIPS_SYS(sys_fchownat
, 5)
1487 MIPS_SYS(sys_futimesat
, 3)
1488 MIPS_SYS(sys_fstatat64
, 4)
1489 MIPS_SYS(sys_unlinkat
, 3)
1490 MIPS_SYS(sys_renameat
, 4) /* 4295 */
1491 MIPS_SYS(sys_linkat
, 5)
1492 MIPS_SYS(sys_symlinkat
, 3)
1493 MIPS_SYS(sys_readlinkat
, 4)
1494 MIPS_SYS(sys_fchmodat
, 3)
1495 MIPS_SYS(sys_faccessat
, 3) /* 4300 */
1496 MIPS_SYS(sys_pselect6
, 6)
1497 MIPS_SYS(sys_ppoll
, 5)
1498 MIPS_SYS(sys_unshare
, 1)
1499 MIPS_SYS(sys_splice
, 4)
1500 MIPS_SYS(sys_sync_file_range
, 7) /* 4305 */
1501 MIPS_SYS(sys_tee
, 4)
1502 MIPS_SYS(sys_vmsplice
, 4)
1503 MIPS_SYS(sys_move_pages
, 6)
1504 MIPS_SYS(sys_set_robust_list
, 2)
1505 MIPS_SYS(sys_get_robust_list
, 3) /* 4310 */
1506 MIPS_SYS(sys_kexec_load
, 4)
1507 MIPS_SYS(sys_getcpu
, 3)
1508 MIPS_SYS(sys_epoll_pwait
, 6)
1509 MIPS_SYS(sys_ioprio_set
, 3)
1510 MIPS_SYS(sys_ioprio_get
, 2)
1515 void cpu_loop(CPUMIPSState
*env
)
1517 target_siginfo_t info
;
1519 unsigned int syscall_num
;
1522 trapnr
= cpu_mips_exec(env
);
1525 syscall_num
= env
->gpr
[env
->current_tc
][2] - 4000;
1526 env
->PC
[env
->current_tc
] += 4;
1527 if (syscall_num
>= sizeof(mips_syscall_args
)) {
1532 abi_ulong arg5
= 0, arg6
= 0, arg7
= 0, arg8
= 0;
1534 nb_args
= mips_syscall_args
[syscall_num
];
1535 sp_reg
= env
->gpr
[env
->current_tc
][29];
1537 /* these arguments are taken from the stack */
1538 /* FIXME - what to do if get_user() fails? */
1539 case 8: get_user_ual(arg8
, sp_reg
+ 28);
1540 case 7: get_user_ual(arg7
, sp_reg
+ 24);
1541 case 6: get_user_ual(arg6
, sp_reg
+ 20);
1542 case 5: get_user_ual(arg5
, sp_reg
+ 16);
1546 ret
= do_syscall(env
, env
->gpr
[env
->current_tc
][2],
1547 env
->gpr
[env
->current_tc
][4],
1548 env
->gpr
[env
->current_tc
][5],
1549 env
->gpr
[env
->current_tc
][6],
1550 env
->gpr
[env
->current_tc
][7],
1551 arg5
, arg6
/*, arg7, arg8*/);
1553 if ((unsigned int)ret
>= (unsigned int)(-1133)) {
1554 env
->gpr
[env
->current_tc
][7] = 1; /* error flag */
1557 env
->gpr
[env
->current_tc
][7] = 0; /* error flag */
1559 env
->gpr
[env
->current_tc
][2] = ret
;
1565 info
.si_signo
= TARGET_SIGILL
;
1568 queue_signal(info
.si_signo
, &info
);
1570 case EXCP_INTERRUPT
:
1571 /* just indicate that signals should be handled asap */
1577 sig
= gdb_handlesig (env
, TARGET_SIGTRAP
);
1580 info
.si_signo
= sig
;
1582 info
.si_code
= TARGET_TRAP_BRKPT
;
1583 queue_signal(info
.si_signo
, &info
);
1589 fprintf(stderr
, "qemu: unhandled CPU exception 0x%x - aborting\n",
1591 cpu_dump_state(env
, stderr
, fprintf
, 0);
1594 process_pending_signals(env
);
1600 void cpu_loop (CPUState
*env
)
1603 target_siginfo_t info
;
1606 trapnr
= cpu_sh4_exec (env
);
1610 ret
= do_syscall(env
,
1618 env
->gregs
[0] = ret
;
1621 case EXCP_INTERRUPT
:
1622 /* just indicate that signals should be handled asap */
1628 sig
= gdb_handlesig (env
, TARGET_SIGTRAP
);
1631 info
.si_signo
= sig
;
1633 info
.si_code
= TARGET_TRAP_BRKPT
;
1634 queue_signal(info
.si_signo
, &info
);
1640 info
.si_signo
= SIGSEGV
;
1642 info
.si_code
= TARGET_SEGV_MAPERR
;
1643 info
._sifields
._sigfault
._addr
= env
->tea
;
1644 queue_signal(info
.si_signo
, &info
);
1648 printf ("Unhandled trap: 0x%x\n", trapnr
);
1649 cpu_dump_state(env
, stderr
, fprintf
, 0);
1652 process_pending_signals (env
);
1658 void cpu_loop (CPUState
*env
)
1661 target_siginfo_t info
;
1664 trapnr
= cpu_cris_exec (env
);
1668 info
.si_signo
= SIGSEGV
;
1670 /* XXX: check env->error_code */
1671 info
.si_code
= TARGET_SEGV_MAPERR
;
1672 info
._sifields
._sigfault
._addr
= env
->debug1
;
1673 queue_signal(info
.si_signo
, &info
);
1676 case EXCP_INTERRUPT
:
1677 /* just indicate that signals should be handled asap */
1680 ret
= do_syscall(env
,
1688 env
->regs
[10] = ret
;
1695 sig
= gdb_handlesig (env
, TARGET_SIGTRAP
);
1698 info
.si_signo
= sig
;
1700 info
.si_code
= TARGET_TRAP_BRKPT
;
1701 queue_signal(info
.si_signo
, &info
);
1706 printf ("Unhandled trap: 0x%x\n", trapnr
);
1707 cpu_dump_state(env
, stderr
, fprintf
, 0);
1710 process_pending_signals (env
);
1717 void cpu_loop(CPUM68KState
*env
)
1721 target_siginfo_t info
;
1722 TaskState
*ts
= env
->opaque
;
1725 trapnr
= cpu_m68k_exec(env
);
1729 if (ts
->sim_syscalls
) {
1731 nr
= lduw(env
->pc
+ 2);
1733 do_m68k_simcall(env
, nr
);
1739 case EXCP_HALT_INSN
:
1740 /* Semihosing syscall. */
1742 do_m68k_semihosting(env
, env
->dregs
[0]);
1746 case EXCP_UNSUPPORTED
:
1748 info
.si_signo
= SIGILL
;
1750 info
.si_code
= TARGET_ILL_ILLOPN
;
1751 info
._sifields
._sigfault
._addr
= env
->pc
;
1752 queue_signal(info
.si_signo
, &info
);
1756 ts
->sim_syscalls
= 0;
1759 env
->dregs
[0] = do_syscall(env
,
1769 case EXCP_INTERRUPT
:
1770 /* just indicate that signals should be handled asap */
1774 info
.si_signo
= SIGSEGV
;
1776 /* XXX: check env->error_code */
1777 info
.si_code
= TARGET_SEGV_MAPERR
;
1778 info
._sifields
._sigfault
._addr
= env
->mmu
.ar
;
1779 queue_signal(info
.si_signo
, &info
);
1786 sig
= gdb_handlesig (env
, TARGET_SIGTRAP
);
1789 info
.si_signo
= sig
;
1791 info
.si_code
= TARGET_TRAP_BRKPT
;
1792 queue_signal(info
.si_signo
, &info
);
1797 fprintf(stderr
, "qemu: unhandled CPU exception 0x%x - aborting\n",
1799 cpu_dump_state(env
, stderr
, fprintf
, 0);
1802 process_pending_signals(env
);
1805 #endif /* TARGET_M68K */
1808 void cpu_loop (CPUState
*env
)
1811 target_siginfo_t info
;
1814 trapnr
= cpu_alpha_exec (env
);
1818 fprintf(stderr
, "Reset requested. Exit\n");
1822 fprintf(stderr
, "Machine check exception. Exit\n");
1826 fprintf(stderr
, "Arithmetic trap.\n");
1829 case EXCP_HW_INTERRUPT
:
1830 fprintf(stderr
, "External interrupt. Exit\n");
1834 fprintf(stderr
, "MMU data fault\n");
1837 case EXCP_DTB_MISS_PAL
:
1838 fprintf(stderr
, "MMU data TLB miss in PALcode\n");
1842 fprintf(stderr
, "MMU instruction TLB miss\n");
1846 fprintf(stderr
, "MMU instruction access violation\n");
1849 case EXCP_DTB_MISS_NATIVE
:
1850 fprintf(stderr
, "MMU data TLB miss\n");
1854 fprintf(stderr
, "Unaligned access\n");
1858 fprintf(stderr
, "Invalid instruction\n");
1862 fprintf(stderr
, "Floating-point not allowed\n");
1865 case EXCP_CALL_PAL
... (EXCP_CALL_PALP
- 1):
1866 fprintf(stderr
, "Call to PALcode\n");
1867 call_pal(env
, (trapnr
>> 6) | 0x80);
1869 case EXCP_CALL_PALP
... (EXCP_CALL_PALE
- 1):
1870 fprintf(stderr
, "Privileged call to PALcode\n");
1877 sig
= gdb_handlesig (env
, TARGET_SIGTRAP
);
1880 info
.si_signo
= sig
;
1882 info
.si_code
= TARGET_TRAP_BRKPT
;
1883 queue_signal(info
.si_signo
, &info
);
1888 printf ("Unhandled trap: 0x%x\n", trapnr
);
1889 cpu_dump_state(env
, stderr
, fprintf
, 0);
1892 process_pending_signals (env
);
1895 #endif /* TARGET_ALPHA */
1899 printf("qemu-" TARGET_ARCH
" version " QEMU_VERSION
", Copyright (c) 2003-2008 Fabrice Bellard\n"
1900 "usage: qemu-" TARGET_ARCH
" [options] program [arguments...]\n"
1901 "Linux CPU emulator (compiled for %s emulation)\n"
1903 "Standard options:\n"
1904 "-h print this help\n"
1905 "-g port wait gdb connection to port\n"
1906 "-L path set the elf interpreter prefix (default=%s)\n"
1907 "-s size set the stack size in bytes (default=%ld)\n"
1908 "-cpu model select CPU (-cpu ? for list)\n"
1909 "-drop-ld-preload drop LD_PRELOAD for target process\n"
1912 "-d options activate log (logfile=%s)\n"
1913 "-p pagesize set the host page size to 'pagesize'\n"
1914 "-strace log system calls\n"
1916 "Environment variables:\n"
1917 "QEMU_STRACE Print system calls and arguments similar to the\n"
1918 " 'strace' program. Enable by setting to any value.\n"
1927 /* XXX: currently only used for async signals (see signal.c) */
1928 CPUState
*global_env
;
1930 /* used to free thread contexts */
1931 TaskState
*first_task_state
;
1933 int main(int argc
, char **argv
)
1935 const char *filename
;
1936 const char *cpu_model
;
1937 struct target_pt_regs regs1
, *regs
= ®s1
;
1938 struct image_info info1
, *info
= &info1
;
1939 TaskState ts1
, *ts
= &ts1
;
1943 int gdbstub_port
= 0;
1944 int drop_ld_preload
= 0, environ_count
= 0;
1945 char **target_environ
, **wrk
, **dst
;
1951 cpu_set_log_filename(DEBUG_LOGFILE
);
1963 if (!strcmp(r
, "-")) {
1965 } else if (!strcmp(r
, "d")) {
1973 mask
= cpu_str_to_log_mask(r
);
1975 printf("Log items (comma separated):\n");
1976 for(item
= cpu_log_items
; item
->mask
!= 0; item
++) {
1977 printf("%-10s %s\n", item
->name
, item
->help
);
1982 } else if (!strcmp(r
, "s")) {
1984 x86_stack_size
= strtol(r
, (char **)&r
, 0);
1985 if (x86_stack_size
<= 0)
1988 x86_stack_size
*= 1024 * 1024;
1989 else if (*r
== 'k' || *r
== 'K')
1990 x86_stack_size
*= 1024;
1991 } else if (!strcmp(r
, "L")) {
1992 interp_prefix
= argv
[optind
++];
1993 } else if (!strcmp(r
, "p")) {
1994 qemu_host_page_size
= atoi(argv
[optind
++]);
1995 if (qemu_host_page_size
== 0 ||
1996 (qemu_host_page_size
& (qemu_host_page_size
- 1)) != 0) {
1997 fprintf(stderr
, "page size must be a power of two\n");
2000 } else if (!strcmp(r
, "g")) {
2001 gdbstub_port
= atoi(argv
[optind
++]);
2002 } else if (!strcmp(r
, "r")) {
2003 qemu_uname_release
= argv
[optind
++];
2004 } else if (!strcmp(r
, "cpu")) {
2005 cpu_model
= argv
[optind
++];
2006 if (strcmp(cpu_model
, "?") == 0) {
2007 /* XXX: implement xxx_cpu_list for targets that still miss it */
2008 #if defined(cpu_list)
2009 cpu_list(stdout
, &fprintf
);
2013 } else if (!strcmp(r
, "drop-ld-preload")) {
2014 drop_ld_preload
= 1;
2015 } else if (!strcmp(r
, "strace")) {
2024 filename
= argv
[optind
];
2027 memset(regs
, 0, sizeof(struct target_pt_regs
));
2029 /* Zero out image_info */
2030 memset(info
, 0, sizeof(struct image_info
));
2032 /* Scan interp_prefix dir for replacement files. */
2033 init_paths(interp_prefix
);
2035 if (cpu_model
== NULL
) {
2036 #if defined(TARGET_I386)
2037 #ifdef TARGET_X86_64
2038 cpu_model
= "qemu64";
2040 cpu_model
= "qemu32";
2042 #elif defined(TARGET_ARM)
2043 cpu_model
= "arm926";
2044 #elif defined(TARGET_M68K)
2046 #elif defined(TARGET_SPARC)
2047 #ifdef TARGET_SPARC64
2048 cpu_model
= "TI UltraSparc II";
2050 cpu_model
= "Fujitsu MB86904";
2052 #elif defined(TARGET_MIPS)
2053 #if defined(TARGET_ABI_MIPSN32) || defined(TARGET_ABI_MIPSN64)
2058 #elif defined(TARGET_PPC)
2068 /* NOTE: we need to init the CPU at this stage to get
2069 qemu_host_page_size */
2070 env
= cpu_init(cpu_model
);
2072 fprintf(stderr
, "Unable to find CPU definition\n");
2077 if (getenv("QEMU_STRACE")) {
2085 target_environ
= malloc((environ_count
+ 1) * sizeof(char *));
2086 if (!target_environ
)
2088 for (wrk
= environ
, dst
= target_environ
; *wrk
; wrk
++) {
2089 if (drop_ld_preload
&& !strncmp(*wrk
, "LD_PRELOAD=", 11))
2091 *(dst
++) = strdup(*wrk
);
2093 *dst
= NULL
; /* NULL terminate target_environ */
2095 if (loader_exec(filename
, argv
+optind
, target_environ
, regs
, info
) != 0) {
2096 printf("Error loading %s\n", filename
);
2100 for (wrk
= target_environ
; *wrk
; wrk
++) {
2104 free(target_environ
);
2109 fprintf(logfile
, "start_brk 0x" TARGET_ABI_FMT_lx
"\n", info
->start_brk
);
2110 fprintf(logfile
, "end_code 0x" TARGET_ABI_FMT_lx
"\n", info
->end_code
);
2111 fprintf(logfile
, "start_code 0x" TARGET_ABI_FMT_lx
"\n",
2113 fprintf(logfile
, "start_data 0x" TARGET_ABI_FMT_lx
"\n",
2115 fprintf(logfile
, "end_data 0x" TARGET_ABI_FMT_lx
"\n", info
->end_data
);
2116 fprintf(logfile
, "start_stack 0x" TARGET_ABI_FMT_lx
"\n",
2118 fprintf(logfile
, "brk 0x" TARGET_ABI_FMT_lx
"\n", info
->brk
);
2119 fprintf(logfile
, "entry 0x" TARGET_ABI_FMT_lx
"\n", info
->entry
);
2122 target_set_brk(info
->brk
);
2126 /* build Task State */
2127 memset(ts
, 0, sizeof(TaskState
));
2131 env
->user_mode_only
= 1;
2133 #if defined(TARGET_I386)
2134 cpu_x86_set_cpl(env
, 3);
2136 env
->cr
[0] = CR0_PG_MASK
| CR0_WP_MASK
| CR0_PE_MASK
;
2137 env
->hflags
|= HF_PE_MASK
;
2138 if (env
->cpuid_features
& CPUID_SSE
) {
2139 env
->cr
[4] |= CR4_OSFXSR_MASK
;
2140 env
->hflags
|= HF_OSFXSR_MASK
;
2142 #ifndef TARGET_ABI32
2143 /* enable 64 bit mode if possible */
2144 if (!(env
->cpuid_ext2_features
& CPUID_EXT2_LM
)) {
2145 fprintf(stderr
, "The selected x86 CPU does not support 64 bit mode\n");
2148 env
->cr
[4] |= CR4_PAE_MASK
;
2149 env
->efer
|= MSR_EFER_LMA
| MSR_EFER_LME
;
2150 env
->hflags
|= HF_LMA_MASK
;
2153 /* flags setup : we activate the IRQs by default as in user mode */
2154 env
->eflags
|= IF_MASK
;
2156 /* linux register setup */
2157 #ifndef TARGET_ABI32
2158 env
->regs
[R_EAX
] = regs
->rax
;
2159 env
->regs
[R_EBX
] = regs
->rbx
;
2160 env
->regs
[R_ECX
] = regs
->rcx
;
2161 env
->regs
[R_EDX
] = regs
->rdx
;
2162 env
->regs
[R_ESI
] = regs
->rsi
;
2163 env
->regs
[R_EDI
] = regs
->rdi
;
2164 env
->regs
[R_EBP
] = regs
->rbp
;
2165 env
->regs
[R_ESP
] = regs
->rsp
;
2166 env
->eip
= regs
->rip
;
2168 env
->regs
[R_EAX
] = regs
->eax
;
2169 env
->regs
[R_EBX
] = regs
->ebx
;
2170 env
->regs
[R_ECX
] = regs
->ecx
;
2171 env
->regs
[R_EDX
] = regs
->edx
;
2172 env
->regs
[R_ESI
] = regs
->esi
;
2173 env
->regs
[R_EDI
] = regs
->edi
;
2174 env
->regs
[R_EBP
] = regs
->ebp
;
2175 env
->regs
[R_ESP
] = regs
->esp
;
2176 env
->eip
= regs
->eip
;
2179 /* linux interrupt setup */
2180 env
->idt
.base
= h2g(idt_table
);
2181 env
->idt
.limit
= sizeof(idt_table
) - 1;
2204 /* linux segment setup */
2206 uint64_t *gdt_table
;
2207 gdt_table
= qemu_mallocz(sizeof(uint64_t) * TARGET_GDT_ENTRIES
);
2208 env
->gdt
.base
= h2g((unsigned long)gdt_table
);
2209 env
->gdt
.limit
= sizeof(uint64_t) * TARGET_GDT_ENTRIES
- 1;
2211 write_dt(&gdt_table
[__USER_CS
>> 3], 0, 0xfffff,
2212 DESC_G_MASK
| DESC_B_MASK
| DESC_P_MASK
| DESC_S_MASK
|
2213 (3 << DESC_DPL_SHIFT
) | (0xa << DESC_TYPE_SHIFT
));
2215 /* 64 bit code segment */
2216 write_dt(&gdt_table
[__USER_CS
>> 3], 0, 0xfffff,
2217 DESC_G_MASK
| DESC_B_MASK
| DESC_P_MASK
| DESC_S_MASK
|
2219 (3 << DESC_DPL_SHIFT
) | (0xa << DESC_TYPE_SHIFT
));
2221 write_dt(&gdt_table
[__USER_DS
>> 3], 0, 0xfffff,
2222 DESC_G_MASK
| DESC_B_MASK
| DESC_P_MASK
| DESC_S_MASK
|
2223 (3 << DESC_DPL_SHIFT
) | (0x2 << DESC_TYPE_SHIFT
));
2225 cpu_x86_load_seg(env
, R_CS
, __USER_CS
);
2226 cpu_x86_load_seg(env
, R_SS
, __USER_DS
);
2228 cpu_x86_load_seg(env
, R_DS
, __USER_DS
);
2229 cpu_x86_load_seg(env
, R_ES
, __USER_DS
);
2230 cpu_x86_load_seg(env
, R_FS
, __USER_DS
);
2231 cpu_x86_load_seg(env
, R_GS
, __USER_DS
);
2232 /* This hack makes Wine work... */
2233 env
->segs
[R_FS
].selector
= 0;
2235 cpu_x86_load_seg(env
, R_DS
, 0);
2236 cpu_x86_load_seg(env
, R_ES
, 0);
2237 cpu_x86_load_seg(env
, R_FS
, 0);
2238 cpu_x86_load_seg(env
, R_GS
, 0);
2240 #elif defined(TARGET_ARM)
2243 cpsr_write(env
, regs
->uregs
[16], 0xffffffff);
2244 for(i
= 0; i
< 16; i
++) {
2245 env
->regs
[i
] = regs
->uregs
[i
];
2248 #elif defined(TARGET_SPARC)
2252 env
->npc
= regs
->npc
;
2254 for(i
= 0; i
< 8; i
++)
2255 env
->gregs
[i
] = regs
->u_regs
[i
];
2256 for(i
= 0; i
< 8; i
++)
2257 env
->regwptr
[i
] = regs
->u_regs
[i
+ 8];
2259 #elif defined(TARGET_PPC)
2263 #if defined(TARGET_PPC64)
2264 #if defined(TARGET_ABI32)
2265 env
->msr
&= ~((target_ulong
)1 << MSR_SF
);
2267 env
->msr
|= (target_ulong
)1 << MSR_SF
;
2270 env
->nip
= regs
->nip
;
2271 for(i
= 0; i
< 32; i
++) {
2272 env
->gpr
[i
] = regs
->gpr
[i
];
2275 #elif defined(TARGET_M68K)
2278 env
->dregs
[0] = regs
->d0
;
2279 env
->dregs
[1] = regs
->d1
;
2280 env
->dregs
[2] = regs
->d2
;
2281 env
->dregs
[3] = regs
->d3
;
2282 env
->dregs
[4] = regs
->d4
;
2283 env
->dregs
[5] = regs
->d5
;
2284 env
->dregs
[6] = regs
->d6
;
2285 env
->dregs
[7] = regs
->d7
;
2286 env
->aregs
[0] = regs
->a0
;
2287 env
->aregs
[1] = regs
->a1
;
2288 env
->aregs
[2] = regs
->a2
;
2289 env
->aregs
[3] = regs
->a3
;
2290 env
->aregs
[4] = regs
->a4
;
2291 env
->aregs
[5] = regs
->a5
;
2292 env
->aregs
[6] = regs
->a6
;
2293 env
->aregs
[7] = regs
->usp
;
2295 ts
->sim_syscalls
= 1;
2297 #elif defined(TARGET_MIPS)
2301 for(i
= 0; i
< 32; i
++) {
2302 env
->gpr
[env
->current_tc
][i
] = regs
->regs
[i
];
2304 env
->PC
[env
->current_tc
] = regs
->cp0_epc
;
2306 #elif defined(TARGET_SH4)
2310 for(i
= 0; i
< 16; i
++) {
2311 env
->gregs
[i
] = regs
->regs
[i
];
2315 #elif defined(TARGET_ALPHA)
2319 for(i
= 0; i
< 28; i
++) {
2320 env
->ir
[i
] = ((abi_ulong
*)regs
)[i
];
2322 env
->ipr
[IPR_USP
] = regs
->usp
;
2323 env
->ir
[30] = regs
->usp
;
2325 env
->unique
= regs
->unique
;
2327 #elif defined(TARGET_CRIS)
2329 env
->regs
[0] = regs
->r0
;
2330 env
->regs
[1] = regs
->r1
;
2331 env
->regs
[2] = regs
->r2
;
2332 env
->regs
[3] = regs
->r3
;
2333 env
->regs
[4] = regs
->r4
;
2334 env
->regs
[5] = regs
->r5
;
2335 env
->regs
[6] = regs
->r6
;
2336 env
->regs
[7] = regs
->r7
;
2337 env
->regs
[8] = regs
->r8
;
2338 env
->regs
[9] = regs
->r9
;
2339 env
->regs
[10] = regs
->r10
;
2340 env
->regs
[11] = regs
->r11
;
2341 env
->regs
[12] = regs
->r12
;
2342 env
->regs
[13] = regs
->r13
;
2343 env
->regs
[14] = info
->start_stack
;
2344 env
->regs
[15] = regs
->acr
;
2345 env
->pc
= regs
->erp
;
2348 #error unsupported target CPU
2351 #if defined(TARGET_ARM) || defined(TARGET_M68K)
2352 ts
->stack_base
= info
->start_stack
;
2353 ts
->heap_base
= info
->brk
;
2354 /* This will be filled in on the first SYS_HEAPINFO call. */
2359 gdbserver_start (gdbstub_port
);
2360 gdb_handlesig(env
, 0);