ethernet/sun/sunbmac.h

1 /* SPDX-License-Identifier: GPL-2.0 */
14 #define GLOB_PSIZE	0x08UL	/* Packet Size              */
15 #define GLOB_MSIZE	0x0cUL	/* Local-mem size (64K)     */
16 #define GLOB_RSIZE	0x10UL	/* Receive partition size   */
17 #define GLOB_TSIZE	0x14UL	/* Transmit partition size  */
34 #define GLOB_PSIZE_2048       0x00       /* 2k packet size           */
35 #define GLOB_PSIZE_4096       0x01       /* 4k packet size           */
36 #define GLOB_PSIZE_6144       0x10       /* 6k packet size           */
37 #define GLOB_PSIZE_8192       0x11       /* 8k packet size           */
87 	/* 0x004-->0x0fc, reserved */
90 	/* 0x108-->0x204, reserved */
93 #define BMAC_IGAP1	0x210UL	/* Inter-packet gap 1                 */
94 #define BMAC_IGAP2	0x214UL	/* Inter-packet gap 2                 */
97 #define BMAC_PLEN	0x220UL	/* Size of transmit preamble          */
101 #define BMAC_TXPMAX	0x230UL	/* Transmit max pkt size              */
102 #define BMAC_TXPMIN	0x234UL	/* Transmit min pkt size              */
105 #define BMAC_NCCTR	0x240UL	/* Transmit normal-collision counter  */
106 #define BMAC_FCCTR	0x244UL	/* Transmit first-collision counter   */
107 #define BMAC_EXCTR	0x248UL	/* Transmit excess-collision counter  */
108 #define BMAC_LTCTR	0x24cUL	/* Transmit late-collision counter    */
111 	/* 0x258-->0x304, reserved */
114 #define BMAC_RXPMAX	0x310UL	/* Receive max pkt size               */
115 #define BMAC_RXPMIN	0x314UL	/* Receive min pkt size               */
119 #define BMAC_FRCTR	0x324UL	/* Receive frame receive counter      */
120 #define BMAC_GLECTR	0x328UL	/* Receive giant-length error counter */
139 #define BIGMAC_XCFG_MLBACK     0x00000004 /* Loopback-mode MII enable                 */
143 #define BIGMAC_STAT_GOTFRAME   0x00000001 /* Received a frame                         */
144 #define BIGMAC_STAT_RCNTEXP    0x00000002 /* Receive frame counter expired            */
145 #define BIGMAC_STAT_ACNTEXP    0x00000004 /* Align-error counter expired              */
146 #define BIGMAC_STAT_CCNTEXP    0x00000008 /* CRC-error counter expired                */
147 #define BIGMAC_STAT_LCNTEXP    0x00000010 /* Length-error counter expired             */
149 #define BIGMAC_STAT_CVCNTEXP   0x00000040 /* Code-violation counter expired           */
150 #define BIGMAC_STAT_SENTFRAME  0x00000100 /* Transmitted a frame                      */
152 #define BIGMAC_STAT_MAXPKTERR  0x00000400 /* Max-packet size error                    */
153 #define BIGMAC_STAT_NCNTEXP    0x00000800 /* Normal-collision counter expired         */
154 #define BIGMAC_STAT_ECNTEXP    0x00001000 /* Excess-collision counter expired         */
155 #define BIGMAC_STAT_LCCNTEXP   0x00002000 /* Late-collision counter expired           */
156 #define BIGMAC_STAT_FCNTEXP    0x00004000 /* First-collision counter expired          */
157 #define BIGMAC_STAT_DTIMEXP    0x00008000 /* Defer-timer expired                      */
160 #define BIGMAC_IMASK_GOTFRAME  0x00000001 /* Received a frame                         */
161 #define BIGMAC_IMASK_RCNTEXP   0x00000002 /* Receive frame counter expired            */
162 #define BIGMAC_IMASK_ACNTEXP   0x00000004 /* Align-error counter expired              */
163 #define BIGMAC_IMASK_CCNTEXP   0x00000008 /* CRC-error counter expired                */
164 #define BIGMAC_IMASK_LCNTEXP   0x00000010 /* Length-error counter expired             */
166 #define BIGMAC_IMASK_CVCNTEXP  0x00000040 /* Code-violation counter expired           */
167 #define BIGMAC_IMASK_SENTFRAME 0x00000100 /* Transmitted a frame                      */
169 #define BIGMAC_IMASK_MAXPKTERR 0x00000400 /* Max-packet size error                    */
170 #define BIGMAC_IMASK_NCNTEXP   0x00000800 /* Normal-collision counter expired         */
171 #define BIGMAC_IMASK_ECNTEXP   0x00001000 /* Excess-collision counter expired         */
172 #define BIGMAC_IMASK_LCCNTEXP  0x00002000 /* Late-collision counter expired           */
173 #define BIGMAC_IMASK_FCNTEXP   0x00004000 /* First-collision counter expired          */
174 #define BIGMAC_IMASK_DTIMEXP   0x00008000 /* Defer-timer expired                      */
183 #define BIGMAC_TXCFG_FULLDPLX  0x00000200 /* Enable full-duplex                       */
204 /* Frame commands. */
254 #define NEXT_RX(num)       (((num) + 1) & (RX_RING_SIZE - 1))
255 #define NEXT_TX(num)       (((num) + 1) & (TX_RING_SIZE - 1))
256 #define PREV_RX(num)       (((num) - 1) & (RX_RING_SIZE - 1))
257 #define PREV_TX(num)       (((num) - 1) & (TX_RING_SIZE - 1))
260         (((bp)->tx_old <= (bp)->tx_new) ?                     \
261 	  (bp)->tx_old + (TX_RING_SIZE - 1) - (bp)->tx_new :  \
262 			    (bp)->tx_old - (bp)->tx_new - 1)
274 ((__u32)((unsigned long)(&(((struct bmac_init_block *)0)->mem[elem]))))
322         ((((unsigned long)(addr) + (64 - 1)) & ~(64 - 1)) - (unsigned long)(addr))
330 		int offset = ALIGNED_RX_SKB_ADDR(skb->data);  in big_mac_alloc_skb()