diff options
Diffstat (limited to 'drivers/char/epca.h')
| -rw-r--r-- | drivers/char/epca.h | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/drivers/char/epca.h b/drivers/char/epca.h new file mode 100644 index 00000000000..52205ef7131 --- /dev/null +++ b/drivers/char/epca.h @@ -0,0 +1,165 @@ +#define XEMPORTS 0xC02 +#define XEPORTS 0xC22 + +#define MAX_ALLOC 0x100 + +#define MAXBOARDS 12 +#define FEPCODESEG 0x0200L +#define FEPCODE 0x2000L +#define BIOSCODE 0xf800L + +#define MISCGLOBAL 0x0C00L +#define NPORT 0x0C22L +#define MBOX 0x0C40L +#define PORTBASE 0x0C90L + +/* Begin code defines used for epca_setup */ + +#define INVALID_BOARD_TYPE 0x1 +#define INVALID_NUM_PORTS 0x2 +#define INVALID_MEM_BASE 0x4 +#define INVALID_PORT_BASE 0x8 +#define INVALID_BOARD_STATUS 0x10 +#define INVALID_ALTPIN 0x20 + +/* End code defines used for epca_setup */ + + +#define FEPCLR 0x00 +#define FEPMEM 0x02 +#define FEPRST 0x04 +#define FEPINT 0x08 +#define FEPMASK 0x0e +#define FEPWIN 0x80 + +#define PCXE 0 +#define PCXEVE 1 +#define PCXEM 2 +#define EISAXEM 3 +#define PC64XE 4 +#define PCXI 5 +#define PCIXEM 7 +#define PCICX 8 +#define PCIXR 9 +#define PCIXRJ 10 +#define EPCA_NUM_TYPES 6 + + +static char *board_desc[] = +{ + "PC/Xe", + "PC/Xeve", + "PC/Xem", + "EISA/Xem", + "PC/64Xe", + "PC/Xi", + "unknown", + "PCI/Xem", + "PCI/CX", + "PCI/Xr", + "PCI/Xrj", +}; + +#define STARTC 021 +#define STOPC 023 +#define IAIXON 0x2000 + + +#define TXSTOPPED 0x1 +#define LOWWAIT 0x2 +#define EMPTYWAIT 0x4 +#define RXSTOPPED 0x8 +#define TXBUSY 0x10 + +#define DISABLED 0 +#define ENABLED 1 +#define OFF 0 +#define ON 1 + +#define FEPTIMEOUT 200000 +#define SERIAL_TYPE_NORMAL 1 +#define SERIAL_TYPE_INFO 3 +#define EPCA_EVENT_HANGUP 1 +#define EPCA_MAGIC 0x5c6df104L + +struct channel +{ + long magic; + unchar boardnum; + unchar channelnum; + unchar omodem; /* FEP output modem status */ + unchar imodem; /* FEP input modem status */ + unchar modemfake; /* Modem values to be forced */ + unchar modem; /* Force values */ + unchar hflow; + unchar dsr; + unchar dcd; + unchar m_rts ; /* The bits used in whatever FEP */ + unchar m_dcd ; /* is indiginous to this board to */ + unchar m_dsr ; /* represent each of the physical */ + unchar m_cts ; /* handshake lines */ + unchar m_ri ; + unchar m_dtr ; + unchar stopc; + unchar startc; + unchar stopca; + unchar startca; + unchar fepstopc; + unchar fepstartc; + unchar fepstopca; + unchar fepstartca; + unchar txwin; + unchar rxwin; + ushort fepiflag; + ushort fepcflag; + ushort fepoflag; + ushort txbufhead; + ushort txbufsize; + ushort rxbufhead; + ushort rxbufsize; + int close_delay; + int count; + int blocked_open; + ulong event; + int asyncflags; + uint dev; + ulong statusflags; + ulong c_iflag; + ulong c_cflag; + ulong c_lflag; + ulong c_oflag; + unchar *txptr; + unchar *rxptr; + unchar *tmp_buf; + struct board_info *board; + volatile struct board_chan *brdchan; + struct digi_struct digiext; + struct tty_struct *tty; + wait_queue_head_t open_wait; + wait_queue_head_t close_wait; + struct work_struct tqueue; + volatile struct global_data *mailbox; +}; + +struct board_info +{ + unchar status; + unchar type; + unchar altpin; + ushort numports; + unchar *port; + unchar *membase; + unchar __iomem *re_map_port; + unchar *re_map_membase; + ulong memory_seg; + void ( * memwinon ) (struct board_info *, unsigned int) ; + void ( * memwinoff ) (struct board_info *, unsigned int) ; + void ( * globalwinon ) (struct channel *) ; + void ( * txwinon ) (struct channel *) ; + void ( * rxwinon ) (struct channel *) ; + void ( * memoff ) (struct channel *) ; + void ( * assertgwinon ) (struct channel *) ; + void ( * assertmemoff ) (struct channel *) ; + unchar poller_inhibited ; +}; + |