00001 #ifndef QEMU_CHAR_H
00002 #define QEMU_CHAR_H
00003
00004 #include "sys-queue.h"
00005
00006
00007 #define CHR_EVENT_BREAK 0
00008 #define CHR_EVENT_FOCUS 1
00009 #define CHR_EVENT_RESET 2
00010
00011
00012 #define CHR_IOCTL_SERIAL_SET_PARAMS 1
00013 typedef struct {
00014 int speed;
00015 int parity;
00016 int data_bits;
00017 int stop_bits;
00018 } QEMUSerialSetParams;
00019
00020 #define CHR_IOCTL_SERIAL_SET_BREAK 2
00021
00022 #define CHR_IOCTL_PP_READ_DATA 3
00023 #define CHR_IOCTL_PP_WRITE_DATA 4
00024 #define CHR_IOCTL_PP_READ_CONTROL 5
00025 #define CHR_IOCTL_PP_WRITE_CONTROL 6
00026 #define CHR_IOCTL_PP_READ_STATUS 7
00027 #define CHR_IOCTL_PP_EPP_READ_ADDR 8
00028 #define CHR_IOCTL_PP_EPP_READ 9
00029 #define CHR_IOCTL_PP_EPP_WRITE_ADDR 10
00030 #define CHR_IOCTL_PP_EPP_WRITE 11
00031 #define CHR_IOCTL_PP_DATA_DIR 12
00032
00033 #define CHR_IOCTL_SERIAL_SET_TIOCM 13
00034 #define CHR_IOCTL_SERIAL_GET_TIOCM 14
00035
00036 #define CHR_TIOCM_CTS 0x020
00037 #define CHR_TIOCM_CAR 0x040
00038 #define CHR_TIOCM_DSR 0x100
00039 #define CHR_TIOCM_RI 0x080
00040 #define CHR_TIOCM_DTR 0x002
00041 #define CHR_TIOCM_RTS 0x004
00042
00043 typedef void IOEventHandler(void *opaque, int event);
00044
00045 struct CharDriverState {
00046 void (*init)(struct CharDriverState *s);
00047 int (*chr_write)(struct CharDriverState *s, const uint8_t *buf, int len);
00048 void (*chr_update_read_handler)(struct CharDriverState *s);
00049 int (*chr_ioctl)(struct CharDriverState *s, int cmd, void *arg);
00050 IOEventHandler *chr_event;
00051 IOCanRWHandler *chr_can_read;
00052 IOReadHandler *chr_read;
00053 void *handler_opaque;
00054 void (*chr_send_event)(struct CharDriverState *chr, int event);
00055 void (*chr_close)(struct CharDriverState *chr);
00056 void (*chr_accept_input)(struct CharDriverState *chr);
00057 void *opaque;
00058 int focus;
00059 QEMUBH *bh;
00060 char *label;
00061 char *filename;
00062 TAILQ_ENTRY(CharDriverState) next;
00063 };
00064
00065 CharDriverState *qemu_chr_open(const char *label, const char *filename, void (*init)(struct CharDriverState *s));
00066 void qemu_chr_close(CharDriverState *chr);
00067 void qemu_chr_printf(CharDriverState *s, const char *fmt, ...);
00068 int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len);
00069 void qemu_chr_send_event(CharDriverState *s, int event);
00070 void qemu_chr_add_handlers(CharDriverState *s,
00071 IOCanRWHandler *fd_can_read,
00072 IOReadHandler *fd_read,
00073 IOEventHandler *fd_event,
00074 void *opaque);
00075 int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg);
00076 void qemu_chr_reset(CharDriverState *s);
00077 void qemu_chr_initial_reset(void);
00078 int qemu_chr_can_read(CharDriverState *s);
00079 void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len);
00080 void qemu_chr_accept_input(CharDriverState *s);
00081 void qemu_chr_info(void);
00082
00083 extern int term_escape_char;
00084
00085
00086
00087 int qemu_set_fd_handler2(int fd,
00088 IOCanRWHandler *fd_read_poll,
00089 IOHandler *fd_read,
00090 IOHandler *fd_write,
00091 void *opaque);
00092 int qemu_set_fd_handler(int fd,
00093 IOHandler *fd_read,
00094 IOHandler *fd_write,
00095 void *opaque);
00096
00097 #endif