/* $Id: scc.h,v 1.29 1997/04/02 14:56:45 jreuter Exp jreuter $ */
-
#ifndef _SCC_H
#define _SCC_H
+#include <uapi/linux/scc.h>
-/* selection of hardware types */
-
-#define PA0HZP 0x00 /* hardware type for PA0HZP SCC card and compatible */
-#define EAGLE 0x01 /* hardware type for EAGLE card */
-#define PC100 0x02 /* hardware type for PC100 card */
-#define PRIMUS 0x04 /* hardware type for PRIMUS-PC (DG9BL) card */
-#define DRSI 0x08 /* hardware type for DRSI PC*Packet card */
-#define BAYCOM 0x10 /* hardware type for BayCom (U)SCC */
-
-/* DEV ioctl() commands */
-
-enum SCC_ioctl_cmds {
- SIOCSCCRESERVED = SIOCDEVPRIVATE,
- SIOCSCCCFG,
- SIOCSCCINI,
- SIOCSCCCHANINI,
- SIOCSCCSMEM,
- SIOCSCCGKISS,
- SIOCSCCSKISS,
- SIOCSCCGSTAT,
- SIOCSCCCAL
-};
-
-/* Device parameter control (from WAMPES) */
-
-enum L1_params {
- PARAM_DATA,
- PARAM_TXDELAY,
- PARAM_PERSIST,
- PARAM_SLOTTIME,
- PARAM_TXTAIL,
- PARAM_FULLDUP,
- PARAM_SOFTDCD, /* was: PARAM_HW */
- PARAM_MUTE, /* ??? */
- PARAM_DTR,
- PARAM_RTS,
- PARAM_SPEED,
- PARAM_ENDDELAY, /* ??? */
- PARAM_GROUP,
- PARAM_IDLE,
- PARAM_MIN,
- PARAM_MAXKEY,
- PARAM_WAIT,
- PARAM_MAXDEFER,
- PARAM_TX,
- PARAM_HWEVENT = 31,
- PARAM_RETURN = 255 /* reset kiss mode */
-};
-
-/* fulldup parameter */
-
-enum FULLDUP_modes {
- KISS_DUPLEX_HALF, /* normal CSMA operation */
- KISS_DUPLEX_FULL, /* fullduplex, key down trx after transmission */
- KISS_DUPLEX_LINK, /* fullduplex, key down trx after 'idletime' sec */
- KISS_DUPLEX_OPTIMA /* fullduplex, let the protocol layer control the hw */
-};
-
-/* misc. parameters */
-
-#define TIMER_OFF 65535U /* to switch off timers */
-#define NO_SUCH_PARAM 65534U /* param not implemented */
-
-/* HWEVENT parameter */
-
-enum HWEVENT_opts {
- HWEV_DCD_ON,
- HWEV_DCD_OFF,
- HWEV_ALL_SENT
-};
-
-/* channel grouping */
-
-#define RXGROUP 0100 /* if set, only tx when all channels clear */
-#define TXGROUP 0200 /* if set, don't transmit simultaneously */
-
-/* Tx/Rx clock sources */
-
-enum CLOCK_sources {
- CLK_DPLL, /* normal halfduplex operation */
- CLK_EXTERNAL, /* external clocking (G3RUH/DF9IC modems) */
- CLK_DIVIDER, /* Rx = DPLL, Tx = divider (fullduplex with */
- /* modems without clock regeneration */
- CLK_BRG /* experimental fullduplex mode with DPLL/BRG for */
- /* MODEMs without clock recovery */
-};
-
-/* Tx state */
-
-enum TX_state {
- TXS_IDLE, /* Transmitter off, no data pending */
- TXS_BUSY, /* waiting for permission to send / tailtime */
- TXS_ACTIVE, /* Transmitter on, sending data */
- TXS_NEWFRAME, /* reset CRC and send (next) frame */
- TXS_IDLE2, /* Transmitter on, no data pending */
- TXS_WAIT, /* Waiting for Mintime to expire */
- TXS_TIMEOUT /* We had a transmission timeout */
-};
-
-typedef unsigned long io_port; /* type definition for an 'io port address' */
-
-/* SCC statistical information */
-
-struct scc_stat {
- long rxints; /* Receiver interrupts */
- long txints; /* Transmitter interrupts */
- long exints; /* External/status interrupts */
- long spints; /* Special receiver interrupts */
-
- long txframes; /* Packets sent */
- long rxframes; /* Number of Frames Actually Received */
- long rxerrs; /* CRC Errors */
- long txerrs; /* KISS errors */
-
- unsigned int nospace; /* "Out of buffers" */
- unsigned int rx_over; /* Receiver Overruns */
- unsigned int tx_under; /* Transmitter Underruns */
-
- unsigned int tx_state; /* Transmitter state */
- int tx_queued; /* tx frames enqueued */
-
- unsigned int maxqueue; /* allocated tx_buffers */
- unsigned int bufsize; /* used buffersize */
-};
-
-struct scc_modem {
- long speed; /* Line speed, bps */
- char clocksrc; /* 0 = DPLL, 1 = external, 2 = divider */
- char nrz; /* NRZ instead of NRZI */
-};
-
-struct scc_kiss_cmd {
- int command; /* one of the KISS-Commands defined above */
- unsigned param; /* KISS-Param */
-};
-
-struct scc_hw_config {
- io_port data_a; /* data port channel A */
- io_port ctrl_a; /* control port channel A */
- io_port data_b; /* data port channel B */
- io_port ctrl_b; /* control port channel B */
- io_port vector_latch; /* INTACK-Latch (#) */
- io_port special; /* special function port */
-
- int irq; /* irq */
- long clock; /* clock */
- char option; /* command for function port */
-
- char brand; /* hardware type */
- char escc; /* use ext. features of a 8580/85180/85280 */
-};
-
-/* (#) only one INTACK latch allowed. */
-
-
-struct scc_mem_config {
- unsigned int dummy;
- unsigned int bufsize;
-};
-
-struct scc_calibrate {
- unsigned int time;
- unsigned char pattern;
-};
-
-#ifdef __KERNEL__
enum {TX_OFF, TX_ON}; /* command for scc_key_trx() */
spinlock_t lock; /* Channel guard lock */
};
-#endif /* defined(__KERNEL__) */
#endif /* defined(_SCC_H) */
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