The Android Open Source Project | 8b23a6c | 2009-03-03 19:30:32 -0800 | [diff] [blame] | 1 | #ifndef QEMU_CHAR_H |
| 2 | #define QEMU_CHAR_H |
| 3 | |
| 4 | #include "qemu-common.h" |
| 5 | |
| 6 | /* character device */ |
| 7 | |
| 8 | #define CHR_EVENT_BREAK 0 /* serial break char */ |
| 9 | #define CHR_EVENT_FOCUS 1 /* focus to this terminal (modal input needed) */ |
| 10 | #define CHR_EVENT_RESET 2 /* new connection established */ |
| 11 | |
| 12 | |
| 13 | #define CHR_IOCTL_SERIAL_SET_PARAMS 1 |
| 14 | typedef struct { |
| 15 | int speed; |
| 16 | int parity; |
| 17 | int data_bits; |
| 18 | int stop_bits; |
| 19 | } QEMUSerialSetParams; |
| 20 | |
| 21 | #define CHR_IOCTL_SERIAL_SET_BREAK 2 |
| 22 | |
| 23 | #define CHR_IOCTL_PP_READ_DATA 3 |
| 24 | #define CHR_IOCTL_PP_WRITE_DATA 4 |
| 25 | #define CHR_IOCTL_PP_READ_CONTROL 5 |
| 26 | #define CHR_IOCTL_PP_WRITE_CONTROL 6 |
| 27 | #define CHR_IOCTL_PP_READ_STATUS 7 |
| 28 | #define CHR_IOCTL_PP_EPP_READ_ADDR 8 |
| 29 | #define CHR_IOCTL_PP_EPP_READ 9 |
| 30 | #define CHR_IOCTL_PP_EPP_WRITE_ADDR 10 |
| 31 | #define CHR_IOCTL_PP_EPP_WRITE 11 |
| 32 | #define CHR_IOCTL_PP_DATA_DIR 12 |
| 33 | |
| 34 | #define CHR_IOCTL_SERIAL_SET_TIOCM 13 |
| 35 | #define CHR_IOCTL_SERIAL_GET_TIOCM 14 |
| 36 | |
| 37 | #define CHR_TIOCM_CTS 0x020 |
| 38 | #define CHR_TIOCM_CAR 0x040 |
| 39 | #define CHR_TIOCM_DSR 0x100 |
| 40 | #define CHR_TIOCM_RI 0x080 |
| 41 | #define CHR_TIOCM_DTR 0x002 |
| 42 | #define CHR_TIOCM_RTS 0x004 |
| 43 | |
| 44 | typedef void IOEventHandler(void *opaque, int event); |
| 45 | |
| 46 | struct CharDriverState { |
| 47 | int (*chr_write)(struct CharDriverState *s, const uint8_t *buf, int len); |
| 48 | void (*chr_update_read_handler)(struct CharDriverState *s); |
| 49 | int (*chr_ioctl)(struct CharDriverState *s, int cmd, void *arg); |
| 50 | IOEventHandler *chr_event; |
| 51 | IOCanRWHandler *chr_can_read; |
| 52 | IOReadHandler *chr_read; |
| 53 | void *handler_opaque; |
| 54 | void (*chr_send_event)(struct CharDriverState *chr, int event); |
| 55 | void (*chr_close)(struct CharDriverState *chr); |
| 56 | void (*chr_accept_input)(struct CharDriverState *chr); |
| 57 | void *opaque; |
| 58 | int focus; |
| 59 | QEMUBH *bh; |
| 60 | }; |
| 61 | |
| 62 | CharDriverState *qemu_chr_open(const char *filename); |
| 63 | void qemu_chr_close(CharDriverState *chr); |
| 64 | void qemu_chr_printf(CharDriverState *s, const char *fmt, ...); |
| 65 | int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len); |
| 66 | void qemu_chr_send_event(CharDriverState *s, int event); |
| 67 | void qemu_chr_add_handlers(CharDriverState *s, |
| 68 | IOCanRWHandler *fd_can_read, |
| 69 | IOReadHandler *fd_read, |
| 70 | IOEventHandler *fd_event, |
| 71 | void *opaque); |
| 72 | int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg); |
| 73 | void qemu_chr_reset(CharDriverState *s); |
| 74 | int qemu_chr_can_read(CharDriverState *s); |
| 75 | void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len); |
| 76 | void qemu_chr_accept_input(CharDriverState *s); |
| 77 | |
| 78 | /* async I/O support */ |
| 79 | |
| 80 | int qemu_set_fd_handler2(int fd, |
| 81 | IOCanRWHandler *fd_read_poll, |
| 82 | IOHandler *fd_read, |
| 83 | IOHandler *fd_write, |
| 84 | void *opaque); |
| 85 | int qemu_set_fd_handler(int fd, |
| 86 | IOHandler *fd_read, |
| 87 | IOHandler *fd_write, |
| 88 | void *opaque); |
| 89 | |
| 90 | #endif |