ethernet/i825xx/ni52.h

7  * copyrights (c) 1994 by Michael Hipp (hippm@informatik.uni-tuebingen.de)
10  *   crynwr-packet-driver by Russ Nelson
11  *   Garret A. Wollman's i82586-driver for BSD
17 #define NI52_TENA      3  /* 2-5 possibly wrong, Xmit enable */
24 #define NI52_MAGICVAL1 0x00  /* magic-values for ni5210 card */
44 	u32 iscp;		/* pointer to the iscp-block */
56 	u32 scb_base;      /* base-address of all 16-bit offsets */
69 	u16 rfa_offset;    /* pointeroffset, receive frame area */
70 	u16 crc_errs;      /* CRC-Error counter */
80 #define RUC_NOP		0x0000	/* NOP-command */
87 #define CUC_NOP         0x00  /* NOP-command */
104 #define STAT_FR         0x40  /* RU finished receiving a frame */
118  * Receive Frame Descriptor (RFD)
125 	u8  last;		/* Bit15,Last Frame on List / Bit14,suspend */
127 	u16 rbd_offset;	/* pointeroffset to RBD-buffer */
128 	u8  dest[6];	/* ethernet-address, destination */
129 	u8  source[6];	/* ethernet-address, source */
130 	u16 length;	/* 802.3 frame-length */
139 #define RFD_ERR_LEN  0x10     /* Length error (if enabled length-checking */
145 #define RFD_ERR_FTS  0x0080	/* Frame to short */
147 #define RFD_ERR_TRUN 0x0020	/* (82596 only/SF mode) indicates truncated frame */
152  * Receive Buffer Descriptor (RBD)
158 	u32 buffer;	/* receive buffer address pointer */  member
159 	u16 size;		/* size of this buffer */
163 #define RBD_LAST	0x8000	/* last buffer */
164 #define RBD_USED	0x4000	/* this buffer has data */
165 #define RBD_MASK	0x3fff	/* size-mask for length */
170 #define STAT_COMPL   0x8000	/* status: frame/command is complete */
171 #define STAT_BUSY    0x4000	/* status: frame/command is busy */
172 #define STAT_OK      0x2000	/* status: frame/command is ok */
175  * Action-Commands
194  * NOP - command
222 	u8  byte_cnt;   /* size of the config-cmd */
225 	u8  adr_len;    /* adr_len(0-2),al_loc(3),pream(4-5),loopbak(6-7)*/
226 	u8  priority;   /* lin_prio(0-2),exp_prio(4-6),bof_metd(7) */
227 	u8  ifs;        /* inter frame spacing */
229 	u8  time_high;  /* slot time high(0-2) and max. retries(4-7) */
230 	u8  promisc;    /* promisc-mode(0) , et al (1-7) */
231 	u8  carr_coll;  /* carrier(0-3)/collision(4-7) stuff */
232 	u8  fram_len;   /* minimal frame len */
244 	u16 mc_cnt;		/* number of bytes in the MC-List */
268 	u8  dest[6];       /* destination address of the frame */
297  * Transmit Buffer Descriptor (TBD)
301 	u16 size;		/* size + EOF-Flag(15) */
303 	u32 buffer;        /* pointer to buffer */  member
306 #define TBD_LAST 0x8000         /* EOF-Flag, indicates last buffer in list */