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Diffstat (limited to 'include/linux/cycx_x25.h')
| -rw-r--r-- | include/linux/cycx_x25.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/include/linux/cycx_x25.h b/include/linux/cycx_x25.h new file mode 100644 index 00000000..362bf19d --- /dev/null +++ b/include/linux/cycx_x25.h @@ -0,0 +1,125 @@ +#ifndef _CYCX_X25_H +#define _CYCX_X25_H +/* +* cycx_x25.h Cyclom X.25 firmware API definitions. +* +* Author: Arnaldo Carvalho de Melo <acme@conectiva.com.br> +* +* Copyright: (c) 1998-2003 Arnaldo Carvalho de Melo +* +* Based on sdla_x25.h by Gene Kozin <74604.152@compuserve.com> +* +* This program is free software; you can redistribute it and/or +* modify it under the terms of the GNU General Public License +* as published by the Free Software Foundation; either version +* 2 of the License, or (at your option) any later version. +* ============================================================================ +* 2000/04/02 acme dprintk and cycx_debug +* 1999/01/03 acme judicious use of data types +* 1999/01/02 acme #define X25_ACK_N3 0x4411 +* 1998/12/28 acme cleanup: lot'o'things removed +* commands listed, +* TX25Cmd & TX25Config structs +* typedef'ed +*/ +#ifndef PACKED +#define PACKED __attribute__((packed)) +#endif + +/* X.25 shared memory layout. */ +#define X25_MBOX_OFFS 0x300 /* general mailbox block */ +#define X25_RXMBOX_OFFS 0x340 /* receive mailbox */ + +/* Debug */ +#define dprintk(level, format, a...) if (cycx_debug >= level) printk(format, ##a) + +extern unsigned int cycx_debug; + +/* Data Structures */ +/* X.25 Command Block. */ +struct cycx_x25_cmd { + u16 command; + u16 link; /* values: 0 or 1 */ + u16 len; /* values: 0 thru 0x205 (517) */ + u32 buf; +} PACKED; + +/* Defines for the 'command' field. */ +#define X25_CONNECT_REQUEST 0x4401 +#define X25_CONNECT_RESPONSE 0x4402 +#define X25_DISCONNECT_REQUEST 0x4403 +#define X25_DISCONNECT_RESPONSE 0x4404 +#define X25_DATA_REQUEST 0x4405 +#define X25_ACK_TO_VC 0x4406 +#define X25_INTERRUPT_RESPONSE 0x4407 +#define X25_CONFIG 0x4408 +#define X25_CONNECT_INDICATION 0x4409 +#define X25_CONNECT_CONFIRM 0x440A +#define X25_DISCONNECT_INDICATION 0x440B +#define X25_DISCONNECT_CONFIRM 0x440C +#define X25_DATA_INDICATION 0x440E +#define X25_INTERRUPT_INDICATION 0x440F +#define X25_ACK_FROM_VC 0x4410 +#define X25_ACK_N3 0x4411 +#define X25_CONNECT_COLLISION 0x4413 +#define X25_N3WIN 0x4414 +#define X25_LINE_ON 0x4415 +#define X25_LINE_OFF 0x4416 +#define X25_RESET_REQUEST 0x4417 +#define X25_LOG 0x4500 +#define X25_STATISTIC 0x4600 +#define X25_TRACE 0x4700 +#define X25_N2TRACEXC 0x4702 +#define X25_N3TRACEXC 0x4703 + +/** + * struct cycx_x25_config - cyclom2x x25 firmware configuration + * @link - link number + * @speed - line speed + * @clock - internal/external + * @n2 - # of level 2 retransm.(values: 1 thru FF) + * @n2win - level 2 window (values: 1 thru 7) + * @n3win - level 3 window (values: 1 thru 7) + * @nvc - # of logical channels (values: 1 thru 64) + * @pktlen - level 3 packet length - log base 2 of size + * @locaddr - my address + * @remaddr - remote address + * @t1 - time, in seconds + * @t2 - time, in seconds + * @t21 - time, in seconds + * @npvc - # of permanent virt. circuits (1 thru nvc) + * @t23 - time, in seconds + * @flags - see dosx25.doc, in portuguese, for details + */ +struct cycx_x25_config { + u8 link; + u8 speed; + u8 clock; + u8 n2; + u8 n2win; + u8 n3win; + u8 nvc; + u8 pktlen; + u8 locaddr; + u8 remaddr; + u16 t1; + u16 t2; + u8 t21; + u8 npvc; + u8 t23; + u8 flags; +} PACKED; + +struct cycx_x25_stats { + u16 rx_crc_errors; + u16 rx_over_errors; + u16 n2_tx_frames; + u16 n2_rx_frames; + u16 tx_timeouts; + u16 rx_timeouts; + u16 n3_tx_packets; + u16 n3_rx_packets; + u16 tx_aborts; + u16 rx_aborts; +} PACKED; +#endif /* _CYCX_X25_H */ |