int nb_option_roms;
int semihosting_enabled = 0;
int autostart = 1;
+const char *qemu_name;
/***********************************************************/
/* x86 ISA bus support */
uint32_t default_ioport_readb(void *opaque, uint32_t address)
{
#ifdef DEBUG_UNUSED_IOPORT
- fprintf(stderr, "inb: port=0x%04x\n", address);
+ fprintf(stderr, "unused inb: port=0x%04x\n", address);
#endif
return 0xff;
}
void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
{
#ifdef DEBUG_UNUSED_IOPORT
- fprintf(stderr, "outb: port=0x%04x data=0x%02x\n", address, data);
+ fprintf(stderr, "unused outb: port=0x%04x data=0x%02x\n", address, data);
#endif
}
uint32_t default_ioport_readl(void *opaque, uint32_t address)
{
#ifdef DEBUG_UNUSED_IOPORT
- fprintf(stderr, "inl: port=0x%04x\n", address);
+ fprintf(stderr, "unused inl: port=0x%04x\n", address);
#endif
return 0xffffffff;
}
void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
{
#ifdef DEBUG_UNUSED_IOPORT
- fprintf(stderr, "outl: port=0x%04x data=0x%02x\n", address, data);
+ fprintf(stderr, "unused outl: port=0x%04x data=0x%02x\n", address, data);
#endif
}
pid = fork();
if (pid >= 0) {
if (pid == 0) {
+ int open_max = sysconf (_SC_OPEN_MAX), i;
+ for (i = 0; i < open_max; i++)
+ if (i != STDIN_FILENO &&
+ i != STDOUT_FILENO &&
+ i != STDERR_FILENO &&
+ i != fd)
+ close(i);
+
parg = args;
*parg++ = (char *)setup_script;
*parg++ = ifname;
}
}
-/***********************************************************/
-/* pid file */
-
-static char *pid_filename;
+static int create_pidfile(const char *filename)
+{
+ int fd;
+ char buffer[128];
+ int len;
-/* Remove PID file. Called on normal exit */
+ fd = open(filename, O_RDWR | O_CREAT, 0600);
+ if (fd == -1)
+ return -1;
-static void remove_pidfile(void)
-{
- unlink (pid_filename);
-}
+ if (lockf(fd, F_TLOCK, 0) == -1)
+ return -1;
-static void create_pidfile(const char *filename)
-{
- struct stat pidstat;
- FILE *f;
+ len = snprintf(buffer, sizeof(buffer), "%ld\n", (long)getpid());
+ if (write(fd, buffer, len) != len)
+ return -1;
- /* Try to write our PID to the named file */
- if (stat(filename, &pidstat) < 0) {
- if (errno == ENOENT) {
- if ((f = fopen (filename, "w")) == NULL) {
- perror("Opening pidfile");
- exit(1);
- }
- fprintf(f, "%d\n", getpid());
- fclose(f);
- pid_filename = qemu_strdup(filename);
- if (!pid_filename) {
- fprintf(stderr, "Could not save PID filename");
- exit(1);
- }
- atexit(remove_pidfile);
- }
- } else {
- fprintf(stderr, "%s already exists. Remove it and try again.\n",
- filename);
- exit(1);
- }
+ return 0;
}
/***********************************************************/
#ifdef CONFIG_PROFILER
qemu_time += profile_getclock() - ti;
#endif
+ if (ret == EXCP_HLT) {
+ /* Give the next CPU a chance to run. */
+ cur_cpu = env;
+ continue;
+ }
if (ret != EXCP_HALTED)
break;
/* all CPUs are halted ? */
- if (env == cur_cpu) {
- ret = EXCP_HLT;
+ if (env == cur_cpu)
break;
- }
}
cur_cpu = env;
if (ret == EXCP_DEBUG) {
vm_stop(EXCP_DEBUG);
}
- /* if hlt instruction, we wait until the next IRQ */
+ /* If all cpus are halted then wait until the next IRQ */
/* XXX: use timeout computed from timers */
- if (ret == EXCP_HLT)
+ if (ret == EXCP_HALTED)
timeout = 10;
else
timeout = 0;
"\n"
"Standard options:\n"
"-M machine select emulated machine (-M ? for list)\n"
+ "-cpu cpu select CPU (-cpu ? for list)\n"
"-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
"-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
"-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
#if defined(TARGET_PPC) || defined(TARGET_SPARC)
"-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
#endif
+ "-name string set the name of the guest\n"
"\n"
"Network options:\n"
"-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
QEMU_OPTION_h,
QEMU_OPTION_M,
+ QEMU_OPTION_cpu,
QEMU_OPTION_fda,
QEMU_OPTION_fdb,
QEMU_OPTION_hda,
QEMU_OPTION_no_reboot,
QEMU_OPTION_daemonize,
QEMU_OPTION_option_rom,
- QEMU_OPTION_semihosting
+ QEMU_OPTION_semihosting,
+ QEMU_OPTION_name,
};
typedef struct QEMUOption {
{ "help", 0, QEMU_OPTION_h },
{ "M", HAS_ARG, QEMU_OPTION_M },
+ { "cpu", HAS_ARG, QEMU_OPTION_cpu },
{ "fda", HAS_ARG, QEMU_OPTION_fda },
{ "fdb", HAS_ARG, QEMU_OPTION_fdb },
{ "hda", HAS_ARG, QEMU_OPTION_hda },
#if defined(TARGET_ARM)
{ "semihosting", 0, QEMU_OPTION_semihosting },
#endif
+ { "name", HAS_ARG, QEMU_OPTION_name },
{ NULL },
};
qemu_register_machine(&sun4m_machine);
#endif
#elif defined(TARGET_ARM)
- qemu_register_machine(&integratorcp926_machine);
- qemu_register_machine(&integratorcp1026_machine);
+ qemu_register_machine(&integratorcp_machine);
qemu_register_machine(&versatilepb_machine);
qemu_register_machine(&versatileab_machine);
qemu_register_machine(&realview_machine);
int parallel_device_index;
const char *loadvm = NULL;
QEMUMachine *machine;
+ const char *cpu_model;
char usb_devices[MAX_USB_CMDLINE][128];
int usb_devices_index;
int fds[2];
+ const char *pid_file = NULL;
LIST_INIT (&vm_change_state_head);
#ifndef _WIN32
register_machines();
machine = first_machine;
+ cpu_model = NULL;
initrd_filename = NULL;
for(i = 0; i < MAX_FD; i++)
fd_filename[i] = NULL;
exit(1);
}
break;
+ case QEMU_OPTION_cpu:
+ /* hw initialization will check this */
+ if (optarg[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);
+#endif
+ exit(1);
+ } else {
+ cpu_model = optarg;
+ }
+ break;
case QEMU_OPTION_initrd:
initrd_filename = optarg;
break;
break;
#endif
case QEMU_OPTION_pidfile:
- create_pidfile(optarg);
+ pid_file = optarg;
break;
#ifdef TARGET_I386
case QEMU_OPTION_win2k_hack:
case QEMU_OPTION_semihosting:
semihosting_enabled = 1;
break;
+ case QEMU_OPTION_name:
+ qemu_name = optarg;
+ break;
}
}
}
close(fds[1]);
again:
- len = read(fds[0], &status, 1);
- if (len == -1 && (errno == EINTR))
- goto again;
-
- if (len != 1 || status != 0)
- exit(1);
- else
- exit(0);
+ len = read(fds[0], &status, 1);
+ if (len == -1 && (errno == EINTR))
+ goto again;
+
+ if (len != 1)
+ exit(1);
+ else if (status == 1) {
+ fprintf(stderr, "Could not acquire pidfile\n");
+ exit(1);
+ } else
+ exit(0);
} else if (pid < 0)
- exit(1);
+ exit(1);
setsid();
}
#endif
+ if (pid_file && create_pidfile(pid_file) != 0) {
+ if (daemonize) {
+ uint8_t status = 1;
+ write(fds[1], &status, 1);
+ } else
+ fprintf(stderr, "Could not acquire pid file\n");
+ exit(1);
+ }
+
#ifdef USE_KQEMU
if (smp_cpus > 1)
kqemu_allowed = 0;
machine->init(ram_size, vga_ram_size, boot_device,
ds, fd_filename, snapshot,
- kernel_filename, kernel_cmdline, initrd_filename);
+ kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
/* init USB devices */
if (usb_enabled) {