cpp-d1064d

[cross.git] / i686-linux-gnu-4.7 / usr / include / linux / scc.h

diff --git a/i686-linux-gnu-4.7/usr/include/linux/scc.h b/i686-linux-gnu-4.7/usr/include/linux/scc.h
new file mode 100644 (file)
index 0000000..a79e234
--- /dev/null
+++ b/i686-linux-gnu-4.7/usr/include/linux/scc.h
@@ -0,0 +1,173 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/* $Id: scc.h,v 1.29 1997/04/02 14:56:45 jreuter Exp jreuter $ */
+
+#ifndef _SCC_H
+#define _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;
+};
+
+#endif /* _SCC_H */