From 8b23a6c7e1aee255004dd19098d4c2462b61b849 Mon Sep 17 00:00:00 2001 From: The Android Open Source Project Date: Tue, 3 Mar 2009 19:30:32 -0800 Subject: auto import from //depot/cupcake/@135843 --- qemu-char.h | 90 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 90 insertions(+) create mode 100644 qemu-char.h (limited to 'qemu-char.h') diff --git a/qemu-char.h b/qemu-char.h new file mode 100644 index 0000000..439e2c8 --- /dev/null +++ b/qemu-char.h @@ -0,0 +1,90 @@ +#ifndef QEMU_CHAR_H +#define QEMU_CHAR_H + +#include "qemu-common.h" + +/* character device */ + +#define CHR_EVENT_BREAK 0 /* serial break char */ +#define CHR_EVENT_FOCUS 1 /* focus to this terminal (modal input needed) */ +#define CHR_EVENT_RESET 2 /* new connection established */ + + +#define CHR_IOCTL_SERIAL_SET_PARAMS 1 +typedef struct { + int speed; + int parity; + int data_bits; + int stop_bits; +} QEMUSerialSetParams; + +#define CHR_IOCTL_SERIAL_SET_BREAK 2 + +#define CHR_IOCTL_PP_READ_DATA 3 +#define CHR_IOCTL_PP_WRITE_DATA 4 +#define CHR_IOCTL_PP_READ_CONTROL 5 +#define CHR_IOCTL_PP_WRITE_CONTROL 6 +#define CHR_IOCTL_PP_READ_STATUS 7 +#define CHR_IOCTL_PP_EPP_READ_ADDR 8 +#define CHR_IOCTL_PP_EPP_READ 9 +#define CHR_IOCTL_PP_EPP_WRITE_ADDR 10 +#define CHR_IOCTL_PP_EPP_WRITE 11 +#define CHR_IOCTL_PP_DATA_DIR 12 + +#define CHR_IOCTL_SERIAL_SET_TIOCM 13 +#define CHR_IOCTL_SERIAL_GET_TIOCM 14 + +#define CHR_TIOCM_CTS 0x020 +#define CHR_TIOCM_CAR 0x040 +#define CHR_TIOCM_DSR 0x100 +#define CHR_TIOCM_RI 0x080 +#define CHR_TIOCM_DTR 0x002 +#define CHR_TIOCM_RTS 0x004 + +typedef void IOEventHandler(void *opaque, int event); + +struct CharDriverState { + int (*chr_write)(struct CharDriverState *s, const uint8_t *buf, int len); + void (*chr_update_read_handler)(struct CharDriverState *s); + int (*chr_ioctl)(struct CharDriverState *s, int cmd, void *arg); + IOEventHandler *chr_event; + IOCanRWHandler *chr_can_read; + IOReadHandler *chr_read; + void *handler_opaque; + void (*chr_send_event)(struct CharDriverState *chr, int event); + void (*chr_close)(struct CharDriverState *chr); + void (*chr_accept_input)(struct CharDriverState *chr); + void *opaque; + int focus; + QEMUBH *bh; +}; + +CharDriverState *qemu_chr_open(const char *filename); +void qemu_chr_close(CharDriverState *chr); +void qemu_chr_printf(CharDriverState *s, const char *fmt, ...); +int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len); +void qemu_chr_send_event(CharDriverState *s, int event); +void qemu_chr_add_handlers(CharDriverState *s, + IOCanRWHandler *fd_can_read, + IOReadHandler *fd_read, + IOEventHandler *fd_event, + void *opaque); +int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg); +void qemu_chr_reset(CharDriverState *s); +int qemu_chr_can_read(CharDriverState *s); +void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len); +void qemu_chr_accept_input(CharDriverState *s); + +/* async I/O support */ + +int qemu_set_fd_handler2(int fd, + IOCanRWHandler *fd_read_poll, + IOHandler *fd_read, + IOHandler *fd_write, + void *opaque); +int qemu_set_fd_handler(int fd, + IOHandler *fd_read, + IOHandler *fd_write, + void *opaque); + +#endif -- cgit v1.1