Ejemplo n.º 1
0
int syscall_entry(int eax,int ebx,int ecx,int edx)
{
/*
  console_puts("[a=");
  int2str(eax,s);
  console_puts(s);
  console_puts(",b=");
  int2str(ebx,s);
  console_puts(s);
  console_puts(",c=");
  int2str(ecx,s);
  console_puts(s);
  console_puts(",d=");
  int2str(edx,s);
  console_puts(s);
  console_puts("]");
*/
  cpu_unlock();

  task_set_lastfunc(eax);

  switch(eax) {
  case SYSCALL_FN_PUTC:
    eax = syscall_putc(ebx);
    break;
  case SYSCALL_FN_PUTS:
    eax = syscall_puts((char*)ebx);
    break;
  case SYSCALL_FN_GETCURSOR:
    eax = syscall_getcursor();
    break;
  case SYSCALL_FN_SETCURSOR:
    eax = syscall_setcursor(ebx);
    break;
  case SYSCALL_FN_EXIT:
    eax = syscall_exit(ebx);
    break;
  case SYSCALL_FN_WAIT:
    eax = syscall_wait(ebx);
    break;
  case SYSCALL_FN_SHM_CREATE:
    eax = syscall_shm_create((unsigned int)ebx, (unsigned long)ecx, (unsigned int)edx);
    break;
  case SYSCALL_FN_SHM_SETNAME:
    eax = syscall_shm_setname(ebx, (unsigned int)ecx);
    break;
  case SYSCALL_FN_SHM_LOOKUP:
    eax = syscall_shm_lookup((unsigned int)ebx);
    break;
  case SYSCALL_FN_SHM_DELETE:
    eax = syscall_shm_delete(ebx);
    break;
  case SYSCALL_FN_SHM_GETSIZE:
    eax = syscall_shm_getsize(ebx, (unsigned long *)ecx);
    break;
  case SYSCALL_FN_SHM_MAP:
    eax = syscall_shm_map(ebx, (void *)ecx);
    break;
  case SYSCALL_FN_SHM_UNMAP:
    eax = syscall_shm_unmap(ebx, (void *)ecx);
    break;
  case SYSCALL_FN_SHM_GETPHYSICAL:
    eax = syscall_shm_getphysical(ebx, (unsigned int)ecx, (unsigned long *)edx);
    break;
  case SYSCALL_FN_SHM_PULL:
    eax = syscall_shm_pull(ebx, (unsigned int)ecx, (void *)edx);
    break;
  case SYSCALL_FN_QUE_CREATE:
    eax = syscall_que_create((unsigned int)ebx);
    break;
  case SYSCALL_FN_QUE_SETNAME:
    eax = syscall_que_setname(ebx, (unsigned int)ecx);
    break;
  case SYSCALL_FN_QUE_DELETE:
    eax = syscall_que_delete(ebx);
    break;
  case SYSCALL_FN_QUE_PUT:
    eax = syscall_que_put(ebx, (void *)ecx);
    break;
  case SYSCALL_FN_QUE_GET:
    eax = syscall_que_get(ebx, (void *)ecx);
    break;
  case SYSCALL_FN_QUE_TRYGET:
    eax = syscall_que_tryget(ebx, (void *)ecx);
    break;
  case SYSCALL_FN_QUE_PEEKSIZE:
    eax = syscall_que_peeksize(ebx);
    break;
  case SYSCALL_FN_QUE_TRYPEEKSIZE:
    eax = syscall_que_trypeeksize(ebx);
    break;
  case SYSCALL_FN_QUE_LOOKUP:
    eax = syscall_que_lookup((unsigned int)ebx);
    break;
  case SYSCALL_FN_QUE_LIST:
    eax = syscall_que_list(ebx, ecx, (void*)edx);
    break;
  case SYSCALL_FN_INTR_REGIST:
    eax = syscall_intr_regist(ebx, ecx);
    break;
  case SYSCALL_FN_DBG_LOCPUTS:
    eax = syscall_dbg_locputs(ebx, ecx, (char *)edx);
    break;
  case SYSCALL_FN_PGM_LOAD:
    eax = syscall_pgm_load((char *)ebx, ecx);
    break;
  case SYSCALL_FN_PGM_ALLOCATE:
    eax = syscall_pgm_allocate((char *)ebx, ecx, (unsigned long)edx);
    break;
  case SYSCALL_FN_PGM_LOADIMAGE:
    eax = syscall_pgm_loadimage(ebx, (void *)ecx, (unsigned long)edx);
    break;
  case SYSCALL_FN_PGM_SETARGS:
    eax = syscall_pgm_setargs(ebx, (char *)ecx, edx);
    break;
  case SYSCALL_FN_PGM_GETARGS:
    eax = syscall_pgm_getargs(ebx, (char *)ecx, edx);
    break;
  case SYSCALL_FN_PGM_START:
    eax = syscall_pgm_start(ebx, ecx);
    break;
  case SYSCALL_FN_PGM_DELETE:
    eax = syscall_pgm_delete(ebx);
    break;
  case SYSCALL_FN_PGM_SETTASKQ:
    eax = syscall_pgm_settaskq(ebx);
    break;
  case SYSCALL_FN_PGM_GETTASKQ:
    eax = syscall_pgm_gettaskq(ebx);
    break;
  case SYSCALL_FN_PGM_GETEXITCODE:
    eax = syscall_pgm_getexitcode(ebx);
    break;
  case SYSCALL_FN_PGM_LIST:
    eax = syscall_pgm_list(ebx, ecx, (void*)edx);
    break;
  case SYSCALL_FN_FILE_OPEN:
    eax = syscall_file_open((char *)ebx, ecx);
    break;
  case SYSCALL_FN_FILE_CLOSE:
    eax = syscall_file_close(ebx);
    break;
  case SYSCALL_FN_FILE_READ:
    eax = syscall_file_read(ebx, (void*)ecx, edx);
    break;
  case SYSCALL_FN_FILE_SIZE:
    eax = syscall_file_size(ebx, (unsigned int *)ecx);
    break;
  case SYSCALL_FN_FILE_DIROPEN:
    eax = syscall_file_opendir((unsigned long *)ebx, (char *)ecx);
    break;
  case SYSCALL_FN_FILE_DIRREAD:
    eax = syscall_file_readdir((unsigned long *)ebx, (char *)ecx);
    break;
  case SYSCALL_FN_FILE_DIRCLOSE:
    eax = syscall_file_closedir((unsigned long *)ebx);
    break;
  case SYSCALL_FN_KRN_GET_BIOS_INFO:
    eax = syscall_krn_get_bios_info((char *)ebx);
    break;
  case SYSCALL_FN_KRN_MEMORY_STATUS:
    eax = syscall_krn_memory_status((unsigned long *)ebx);
    break;
  case SYSCALL_FN_KRN_GET_SYSTIME:
    eax = syscall_krn_get_systime((void *)ebx);
    break;
  case SYSCALL_FN_ALARM_SET:
    eax = syscall_alarm_set((unsigned int)ebx, ecx, edx);
    break;
  case SYSCALL_FN_ALARM_UNSET:
    eax = syscall_alarm_unset(ebx, ecx);
    break;
  case SYSCALL_FN_MTX_LOCK:
    eax = syscall_mtx_lock((int *)ebx);
    break;
  case SYSCALL_FN_MTX_TRYLOCK:
    eax = syscall_mtx_trylock((int *)ebx);
    break;
  case SYSCALL_FN_MTX_UNLOCK:
    eax = syscall_mtx_unlock((int *)ebx);
    break;
  case SYSCALL_FN_DMA_SETMODE:
    eax = syscall_dma_setmode( (unsigned int)ebx, (unsigned int)ecx );
    break;
  case SYSCALL_FN_DMA_ENABLE:
    eax = syscall_dma_enable( (unsigned int)ebx, (unsigned int)ecx );
    break;
  case SYSCALL_FN_DMA_ALLOCBUFFER:
    eax = syscall_dma_allocbuffer( (unsigned int)ebx, (unsigned long)ecx );
    break;
  case SYSCALL_FN_DMA_FREEBUFFER:
    eax = syscall_dma_freebuffer( (unsigned int)ebx );
    break;
  case SYSCALL_FN_DMA_SETBUFFER:
    eax = syscall_dma_setbuffer( (unsigned int)ebx );
    break;
  case SYSCALL_FN_DMA_PUSHBUFFER:
    eax = syscall_dma_pushbuffer( (unsigned int)ebx, (void*)ecx );
    break;
  case SYSCALL_FN_DMA_PULLBUFFER:
    eax = syscall_dma_pullbuffer( (unsigned int)ebx, (void*)ecx );
    break;
  default:
    eax = -1;
  }

  return eax;
}
Ejemplo n.º 2
0
int systemcall(struct PAR_REGS *regs)
{
	char *cpp1, *cpp2, **cppp1; //3, *cpp4, *cpp5, *cpp6, **cppp1, **cppp2;
	int i, ip1, ip2;
	//unsigned long old_cr0;
	
	switch (regs->eax) // Sys call number ?
	{
		case 0: return syscall_test();
		case 1:
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_open(CHARPPAR(regs->ebx), INTPAR(regs->ebx+4), INTPAR(regs+4+4));
		case 2: return syscall_close(INTPAR(regs->ebx));
		case 3:
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_read(INTPAR(regs->ebx), cpp1, INTPAR(regs->ebx+4+4));
		case 4: 
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_write(INTPAR(regs->ebx), cpp1, INTPAR(regs->ebx+4+4));
		case 5: return syscall_lseek(INTPAR(regs->ebx), INTPAR(regs->ebx+4), INTPAR(regs->ebx+4+4));
		case 6: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_mkdir(cpp1, INTPAR(regs->ebx+4));
		case 7: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_rmdir(cpp1);
		case 8: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_chdir(cpp1);
		case 9: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_creat(cpp1, INTPAR(regs->ebx+4));
		case 10:
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_rename(CHARPPAR(regs->ebx), CHARPPAR(regs->ebx+4));
		case 11: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return (int) syscall_opendir(CHARPPAR(regs->ebx), (DIR *)CHARPPAR(regs->ebx+4));
		case 12: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_closedir((DIR *) CHARPPAR(regs->ebx));
		case 13: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return (int) syscall_readdir((DIR *)CHARPPAR(regs->ebx));
		case 14: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_stat(CHARPPAR(regs->ebx),(struct stat *)CHARPPAR(regs->ebx+4));
		case 15: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_unlink(CHARPPAR(regs->ebx));
		case 16: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_chmod(CHARPPAR(regs->ebx),(mode_t)INTPAR(regs->ebx+4));
		case 17:
			ip1 = INTPAR(regs->ebx);
			return syscall_dup(ip1);
		case 18:
			ip1 = INTPAR(regs->ebx);
			ip2 = INTPAR(regs->ebx + 4);
			return syscall_dup2(ip1, ip2);
		case 19: syscall_setcursor( INTPAR(regs->ebx),INTPAR(regs->ebx+4)); return 0;
		case 20: return syscall_getchar();
		case 21: return syscall_getchare();
		case 22: return syscall_getscanchar();
		case 23: return syscall_putchar(CHARPAR(regs->ebx));
		case 24: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_puts(CHARPPAR(regs->ebx));
		case 25:
			cpp1 = CHARPPAR(regs->ebx);
			ip1 = INTPAR(regs->ebx + 4);
			syscall_seekdir((DIR *)cpp1, ip1);
			return 0;
		case 26:
			cpp1 = CHARPPAR(regs->ebx);
			return syscall_telldir((DIR *)cpp1);
		case 27:
			cpp1 = CHARPPAR(regs->ebx);
			syscall_rewinddir((DIR *)cpp1);
			return 0;
		case 32: 
			cpp1 = CHARPPAR(regs->ebx+12);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_readblocks(INTPAR(regs->ebx), INTPAR(regs->ebx+4), INTPAR(regs->ebx+8), CHARPPAR(regs->ebx+12));
		case 33: 
			cpp1 = CHARPPAR(regs->ebx+12);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_writeblocks(INTPAR(regs->ebx), INTPAR(regs->ebx+4), INTPAR(regs->ebx+8), CHARPPAR(regs->ebx+12));
		case 34: syscall_sync(0); return 0;
		case 50: syscall_tsleep(INTPAR(regs->ebx)); return 0;
		case 60: 
			cpp1 = CHARPPAR(regs->ebx + 4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_tsendto(SHORTPAR(regs->ebx), CHARPPAR(regs->ebx+4), INTPAR(regs->ebx+8), INTPAR(regs->ebx+12), INTPAR(regs->ebx+16), SHORTPAR(regs->ebx+20));
		case 62: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx + 8);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_trecvfrom(CHARPPAR(regs->ebx), INTPAR(regs->ebx+4), SHORTPPAR(regs->ebx+8), INTPAR(regs->ebx+12));
		case 65: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cppp1 = (char **)CHARPPAR(regs->ebx+4);
			i = 0;
			while (cppp1[i] != NULL)
			{
				if (cppp1[i] < KERNELEND) return EINVALIDPTR;
				i++;
			}
			cppp1 = (char **)CHARPPAR(regs->ebx+8);
			i = 0;
			while (cppp1[i] != NULL)
			{
				if (cppp1[i] < KERNELEND) return EINVALIDPTR;
				i++;
			}
			return syscall_exectask(CHARPPAR(regs->ebx), (char **)CHARPPAR(regs->ebx+4), (char **)CHARPPAR(regs->ebx+8), INTPAR(regs->ebx+12));
		case 66: syscall_exit(INTPAR(regs->ebx)); return 0;
		case 70:
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND && cpp1 != NULL) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+8);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+12);
			if (cpp1 < KERNELEND && cpp1 != NULL) return EINVALIDPTR;
			return syscall_pthread_create((pthread_t *)INTPPAR(regs->ebx), (pthread_attr_t *)CHARPPAR(regs->ebx+4), (void *(*)(void *))INTPPAR(regs->ebx+8), (void *)CHARPPAR(regs->ebx+12));
		case 71: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND && cpp1 != NULL) return EINVALIDPTR;
			syscall_pthread_exit((void *)CHARPPAR(regs->ebx)); return 0;
		case 72: 
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND && cpp1 != NULL) return EINVALIDPTR;
			return syscall_pthread_join((pthread_t)INTPAR(regs->ebx), (void **)CHARPPAR(regs->ebx+4));
		case 73: return syscall_pthread_detach((pthread_t)INTPAR(regs->ebx));
		case 74: return syscall_pthread_yield();
		case 75: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND && cpp1 != NULL) return EINVALIDPTR;
			return syscall_pthread_mutex_init((pthread_mutex_t *)INTPAR(regs->ebx), (pthread_mutexattr_t *)CHARPPAR(regs->ebx+4));
		case 76: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_pthread_mutex_trylock((pthread_mutex_t *)INTPAR(regs->ebx));
		case 77: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_pthread_mutex_lock((pthread_mutex_t *)INTPAR(regs->ebx));
		case 78: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_pthread_mutex_unlock((pthread_mutex_t *)INTPAR(regs->ebx));
		case 79: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND && cpp1 != NULL) return EINVALIDPTR;
			return syscall_pthread_cond_init((pthread_cond_t *)INTPAR(regs->ebx), (pthread_condattr_t *)CHARPPAR(regs->ebx+4));
		case 80: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND && cpp1 != NULL) return EINVALIDPTR;
			return syscall_pthread_cond_wait((pthread_cond_t *)INTPAR(regs->ebx), (pthread_mutex_t *)INTPPAR(regs->ebx+4));
		case 81: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_pthread_cond_signal((pthread_cond_t *)INTPAR(regs->ebx));
		case 82: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_pthread_cond_broadcast((pthread_cond_t *)INTPAR(regs->ebx));
		case 83: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND && cpp1 != NULL) return EINVALIDPTR;
			return syscall_pthread_barrier_init((pthread_barrier_t *)INTPAR(regs->ebx), (pthread_barrierattr_t *)INTPPAR(regs->ebx+4), INTPAR(regs->ebx+8));
		case 84: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_pthread_barrier_wait((pthread_barrier_t *)INTPAR(regs->ebx));
		case 90: return syscall_socket(INTPAR(regs->ebx), INTPAR(regs->ebx+4), INTPAR(regs->ebx+8));
		case 91: 
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_bind(INTPAR(regs->ebx), (struct sockaddr *)INTPPAR(regs->ebx+4), SHORTPAR(regs->ebx+8));
		case 92: 
			cpp1 = CHARPPAR(regs->ebx + 4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_recv(INTPAR(regs->ebx), (void *)CHARPPAR(regs->ebx+4), (size_t)INTPAR(regs->ebx+8), INTPAR(regs->ebx+12));
		case 93: 
			cpp1 = CHARPPAR(regs->ebx + 4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+16);
			if (cpp1 < KERNELEND && cpp1 != NULL) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+20);
			if (cpp1 < KERNELEND && cpp1 != NULL) return EINVALIDPTR;
			return syscall_recvfrom(INTPAR(regs->ebx), (void *)CHARPPAR(regs->ebx+4), (size_t)INTPAR(regs->ebx+8), INTPAR(regs->ebx+12), (struct sockaddr *)CHARPPAR(regs->ebx+16), (socklen_t *)SHORTPPAR(regs->ebx+20));
		case 94: 
			cpp1 = CHARPPAR(regs->ebx + 4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_send(INTPAR(regs->ebx), (void *)CHARPPAR(regs->ebx+4), (size_t)INTPAR(regs->ebx+8), INTPAR(regs->ebx+12));
		case 95: 
			cpp1 = CHARPPAR(regs->ebx + 4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx + 16);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_sendto(INTPAR(regs->ebx), (void *)CHARPPAR(regs->ebx+4), (size_t)INTPAR(regs->ebx+8), INTPAR(regs->ebx+12), (struct sockaddr *)CHARPPAR(regs->ebx+16), (socklen_t)SHORTPAR(regs->ebx+20));
		case 96: 
			cpp1 = CHARPPAR(regs->ebx + 4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_connect(INTPAR(regs->ebx), (struct sockaddr *)CHARPPAR(regs->ebx+4), (socklen_t)SHORTPAR(regs->ebx+8));
		case 97: 
			cpp1 = CHARPPAR(regs->ebx + 4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx + 8);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_accept(INTPAR(regs->ebx), (struct sockaddr *)CHARPPAR(regs->ebx+4), (socklen_t *)CHARPPAR(regs->ebx+8));
		case 98: return syscall_listen(INTPAR(regs->ebx), INTPAR(regs->ebx+4));
		case 99: return syscall_kill(INTPAR(regs->ebx));
		case 100: 
			cpp1 = CHARPPAR(regs->ebx + 4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_getprocinfo(INTPAR(regs->ebx), (struct uprocinfo *)INTPPAR(regs->ebx+4));
		case 101: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_getpids(INTPPAR(regs->ebx), INTPAR(regs->ebx+4));
		case 102: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_sem_init((sem_t *)(CHARPPAR(regs->ebx)), INTPAR(regs->ebx+4), (unsigned int)INTPAR(regs->ebx+8));
		case 103: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_sem_destroy((sem_t *)(CHARPPAR(regs->ebx)));
		case 104: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+16);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return (int)syscall_sem_open(CHARPPAR(regs->ebx), INTPAR(regs->ebx+4), (mode_t)INTPAR(regs->ebx+8), INTPAR(regs->ebx+12), (sem_t *)CHARPPAR(regs->ebx+16));
		case 105: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_sem_close((sem_t *)(CHARPPAR(regs->ebx)));
		case 106: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_sem_unlink(CHARPPAR(regs->ebx));
		case 107: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_sem_wait((sem_t *)(CHARPPAR(regs->ebx)));
		case 108: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_sem_trywait((sem_t *)(CHARPPAR(regs->ebx)));
		case 109: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_sem_timedwait((sem_t *)(CHARPPAR(regs->ebx)), (const struct timespec *)CHARPPAR(regs->ebx+4));
		case 110: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_sem_post((sem_t *)(CHARPPAR(regs->ebx)));
		case 111: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_sem_getvalue((sem_t *)(CHARPPAR(regs->ebx)), INTPPAR(regs->ebx+4));
		case 112: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND && cpp1 != NULL) return EINVALIDPTR;
			return (int)syscall_time((time_t *)(CHARPPAR(regs->ebx)));
		case 113: return (int)syscall_pthread_self();
		case 114: 
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND && cpp1 != NULL) return EINVALIDPTR;
			return syscall_brk((void *)CHARPPAR(regs->ebx));
		case 115:
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+4);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp1 = CHARPPAR(regs->ebx+8);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_gettsc((unsigned int *)INTPPAR(regs->ebx), (unsigned int *)INTPPAR(regs->ebx+4), (unsigned int *)INTPPAR(regs->ebx+8));

		case 140:
			print_core_info();
			print_minf_statistics();
			return 0;

		case 147:
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_wait(INTPPAR(regs->ebx));
		case 148:
			return syscall_pageinfo(INTPAR(regs->ebx), INTPAR(regs->ebx+4));
		case 153:
			syscall_machid();
			return 0;
		case 154:
			return syscall_getcharf(INTPAR(regs->ebx));
		case 155:
			return syscall_ungetcharf(INTPAR(regs->ebx), INTPAR(regs->ebx+4));
		case 156:
			printk("broadcast called\n");
			return syscall_broadcast(INTPAR(regs->ebx), CHARPPAR(regs->ebx+4), INTPAR(regs->ebx+8));
		case 157:
			return syscall_primalloc((unsigned int)INTPAR(regs->ebx));

		case 158:
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_prifree((void *)CHARPPAR(regs->ebx), (unsigned int)INTPAR(regs->ebx+4));
		case 202:
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			cpp2 = CHARPPAR(regs->ebx + 4);
			if (cpp2 < KERNELEND) return EINVALIDPTR;
			mark_tsc((unsigned int *)cpp1, (unsigned int *)cpp2);
			return 0;

		case 203:
			return (secs * 1000 + millesecs);
			
		case 204:
			cpp1 = CHARPPAR(regs->ebx);
			if (cpp1 < KERNELEND) return EINVALIDPTR;
			return syscall_pthread_mutex_destroy((pthread_mutex_t *) cpp1);
		
		default: return syscall_notimplemented(regs->eax);
	}
}