diff options
Diffstat (limited to 'vl.c')
| -rw-r--r-- | vl.c | 137 |
1 files changed, 71 insertions, 66 deletions
@@ -128,6 +128,7 @@ int graphic_width = 800; int graphic_height = 600; int graphic_depth = 15; TextConsole *vga_console; +CharDriverState *serial_hds[MAX_SERIAL_PORTS]; /***********************************************************/ /* x86 ISA bus support */ @@ -1166,6 +1167,43 @@ static void stdio_read(void *opaque, const uint8_t *buf, int size) stdio_received_byte(buf[i]); } +/* init terminal so that we can grab keys */ +static struct termios oldtty; +static int old_fd0_flags; + +static void term_exit(void) +{ + tcsetattr (0, TCSANOW, &oldtty); + fcntl(0, F_SETFL, old_fd0_flags); +} + +static void term_init(void) +{ + struct termios tty; + + tcgetattr (0, &tty); + oldtty = tty; + old_fd0_flags = fcntl(0, F_GETFL); + + tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP + |INLCR|IGNCR|ICRNL|IXON); + tty.c_oflag |= OPOST; + tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN); + /* if graphical mode, we allow Ctrl-C handling */ + if (nographic) + tty.c_lflag &= ~ISIG; + tty.c_cflag &= ~(CSIZE|PARENB); + tty.c_cflag |= CS8; + tty.c_cc[VMIN] = 1; + tty.c_cc[VTIME] = 0; + + tcsetattr (0, TCSANOW, &tty); + + atexit(term_exit); + + fcntl(0, F_SETFL, O_NONBLOCK); +} + CharDriverState *qemu_chr_open_stdio(void) { CharDriverState *chr; @@ -1183,6 +1221,10 @@ CharDriverState *qemu_chr_open_stdio(void) chr = qemu_chr_open_fd(0, 1); } stdio_clients[stdio_nb_clients++] = chr; + if (stdio_nb_clients == 1) { + /* set the terminal in raw mode */ + term_init(); + } return chr; } @@ -1449,57 +1491,6 @@ static int net_fd_init(NetDriverState *nd, int fd) /***********************************************************/ /* dumb display */ -#ifdef _WIN32 - -static void term_exit(void) -{ -} - -static void term_init(void) -{ -} - -#else - -/* init terminal so that we can grab keys */ -static struct termios oldtty; -static int old_fd0_flags; - -static void term_exit(void) -{ - tcsetattr (0, TCSANOW, &oldtty); - fcntl(0, F_SETFL, old_fd0_flags); -} - -static void term_init(void) -{ - struct termios tty; - - tcgetattr (0, &tty); - oldtty = tty; - old_fd0_flags = fcntl(0, F_GETFL); - - tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP - |INLCR|IGNCR|ICRNL|IXON); - tty.c_oflag |= OPOST; - tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN); - /* if graphical mode, we allow Ctrl-C handling */ - if (nographic) - tty.c_lflag &= ~ISIG; - tty.c_cflag &= ~(CSIZE|PARENB); - tty.c_cflag |= CS8; - tty.c_cc[VMIN] = 1; - tty.c_cc[VTIME] = 0; - - tcsetattr (0, TCSANOW, &tty); - - atexit(term_exit); - - fcntl(0, F_SETFL, O_NONBLOCK); -} - -#endif - static void dumb_update(DisplayState *ds, int x, int y, int w, int h) { } @@ -1531,7 +1522,8 @@ static void host_segv_handler(int host_signum, siginfo_t *info, { if (cpu_signal_handler(host_signum, info, puc)) return; - term_exit(); + if (stdio_nb_clients > 0) + term_exit(); abort(); } #endif @@ -2568,8 +2560,9 @@ int main(int argc, char **argv) const char *r, *optarg; CharDriverState *monitor_hd; char monitor_device[128]; - char serial_device[128]; - + char serial_devices[MAX_SERIAL_PORTS][128]; + int serial_device_index; + #if !defined(CONFIG_SOFTMMU) /* we never want that malloc() uses mmap() */ mallopt(M_MMAP_THRESHOLD, 4096 * 1024); @@ -2594,8 +2587,12 @@ int main(int argc, char **argv) has_cdrom = 1; cyls = heads = secs = 0; pstrcpy(monitor_device, sizeof(monitor_device), "vc"); - pstrcpy(serial_device, sizeof(serial_device), "vc"); + pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc"); + for(i = 1; i < MAX_SERIAL_PORTS; i++) + serial_devices[i][0] = '\0'; + serial_device_index = 0; + nb_tun_fds = 0; net_if_type = -1; nb_nics = 1; @@ -2674,7 +2671,7 @@ int main(int argc, char **argv) break; case QEMU_OPTION_nographic: pstrcpy(monitor_device, sizeof(monitor_device), "stdio"); - pstrcpy(serial_device, sizeof(serial_device), "stdio"); + pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio"); nographic = 1; break; case QEMU_OPTION_kernel: @@ -2865,7 +2862,13 @@ int main(int argc, char **argv) pstrcpy(monitor_device, sizeof(monitor_device), optarg); break; case QEMU_OPTION_serial: - pstrcpy(serial_device, sizeof(serial_device), optarg); + if (serial_device_index >= MAX_SERIAL_PORTS) { + fprintf(stderr, "qemu: too many serial ports\n"); + exit(1); + } + pstrcpy(serial_devices[serial_device_index], + sizeof(serial_devices[0]), optarg); + serial_device_index++; break; } } @@ -3066,14 +3069,18 @@ int main(int argc, char **argv) } monitor_init(monitor_hd, !nographic); - serial_hd = qemu_chr_open(serial_device); - if (!serial_hd) { - fprintf(stderr, "qemu: could not open serial device '%s'\n", serial_device); - exit(1); + for(i = 0; i < MAX_SERIAL_PORTS; i++) { + if (serial_devices[i][0] != '\0') { + serial_hds[i] = qemu_chr_open(serial_devices[i]); + if (!serial_hds[i]) { + fprintf(stderr, "qemu: could not open serial device '%s'\n", + serial_devices[i]); + exit(1); + } + if (!strcmp(serial_devices[i], "vc")) + qemu_chr_printf(serial_hds[i], "serial%d console\n", i); + } } - if (!strcmp(serial_device, "vc")) - qemu_chr_printf(serial_hd, "serial0 console\n"); - /* setup cpu signal handlers for MMU / self modifying code handling */ #if !defined(CONFIG_SOFTMMU) @@ -3142,11 +3149,9 @@ int main(int argc, char **argv) } else { printf("Waiting gdb connection on port %d\n", gdbstub_port); } - term_init(); } else #endif { - term_init(); /* XXX: simplify init */ read_passwords(); if (start_emulation) { |