2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2012-2013 Thomas Skibo
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8 * modification, are permitted provided that the following conditions
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24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * Hardware and register defines for Cadence GEM Gigabit Ethernet
33 * controller such as the one used in Zynq-7000 SoC.
35 * Reference: Zynq-7000 All Programmable SoC Technical Reference Manual.
36 * (v1.4) November 16, 2012. Xilinx doc UG585. GEM is covered in Ch. 16
37 * and register definitions are in appendix B.18.
40 #ifndef _IF_CGEM_HW_H_
41 #define _IF_CGEM_HW_H_
43 /* Cadence GEM hardware register definitions. */
44 #define CGEM_NET_CTRL 0x000 /* Network Control */
45 #define CGEM_NET_CTRL_FLUSH_DPRAM_PKT (1 << 18)
46 #define CGEM_NET_CTRL_TX_PFC_PRI_PAUSE_FRAME (1 << 17)
47 #define CGEM_NET_CTRL_EN_PFC_PRI_PAUSE_RX (1 << 16)
48 #define CGEM_NET_CTRL_STORE_RX_TSTAMP (1 << 15)
49 #define CGEM_NET_CTRL_TX_ZEROQ_PAUSE_FRAME (1 << 12)
50 #define CGEM_NET_CTRL_TX_PAUSE_FRAME (1 << 11)
51 #define CGEM_NET_CTRL_TX_HALT (1 << 10)
52 #define CGEM_NET_CTRL_START_TX (1 << 9)
53 #define CGEM_NET_CTRL_BACK_PRESSURE (1 << 8)
54 #define CGEM_NET_CTRL_WREN_STAT_REGS (1 << 7)
55 #define CGEM_NET_CTRL_INCR_STAT_REGS (1 << 6)
56 #define CGEM_NET_CTRL_CLR_STAT_REGS (1 << 5)
57 #define CGEM_NET_CTRL_MGMT_PORT_EN (1 << 4)
58 #define CGEM_NET_CTRL_TX_EN (1 << 3)
59 #define CGEM_NET_CTRL_RX_EN (1 << 2)
60 #define CGEM_NET_CTRL_LOOP_LOCAL (1 << 1)
62 #define CGEM_NET_CFG 0x004 /* Netowrk Configuration */
63 #define CGEM_NET_CFG_UNIDIR_EN (1U << 31)
64 #define CGEM_NET_CFG_IGNORE_IPG_RX_ER (1 << 30)
65 #define CGEM_NET_CFG_RX_BAD_PREAMBLE (1 << 29)
66 #define CGEM_NET_CFG_IPG_STRETCH_EN (1 << 28)
67 #define CGEM_NET_CFG_SGMII_EN (1 << 27)
68 #define CGEM_NET_CFG_IGNORE_RX_FCS (1 << 26)
69 #define CGEM_NET_CFG_RX_HD_WHILE_TX (1 << 25)
70 #define CGEM_NET_CFG_RX_CHKSUM_OFFLD_EN (1 << 24)
71 #define CGEM_NET_CFG_DIS_CP_PAUSE_FRAME (1 << 23)
72 #define CGEM_NET_CFG_DBUS_WIDTH_32 (0 << 21)
73 #define CGEM_NET_CFG_DBUS_WIDTH_64 (1 << 21)
74 #define CGEM_NET_CFG_DBUS_WIDTH_128 (2 << 21)
75 #define CGEM_NET_CFG_DBUS_WIDTH_MASK (3 << 21)
76 #define CGEM_NET_CFG_MDC_CLK_DIV_8 (0 << 18)
77 #define CGEM_NET_CFG_MDC_CLK_DIV_16 (1 << 18)
78 #define CGEM_NET_CFG_MDC_CLK_DIV_32 (2 << 18)
79 #define CGEM_NET_CFG_MDC_CLK_DIV_48 (3 << 18)
80 #define CGEM_NET_CFG_MDC_CLK_DIV_64 (4 << 18)
81 #define CGEM_NET_CFG_MDC_CLK_DIV_96 (5 << 18)
82 #define CGEM_NET_CFG_MDC_CLK_DIV_128 (6 << 18)
83 #define CGEM_NET_CFG_MDC_CLK_DIV_224 (7 << 18)
84 #define CGEM_NET_CFG_MDC_CLK_DIV_MASK (7 << 18)
85 #define CGEM_NET_CFG_FCS_REMOVE (1 << 17)
86 #define CGEM_NET_CFG_LEN_ERR_FRAME_DISC (1 << 16)
87 #define CGEM_NET_CFG_RX_BUF_OFFSET_SHFT 14
88 #define CGEM_NET_CFG_RX_BUF_OFFSET_MASK (3 << 14)
89 #define CGEM_NET_CFG_RX_BUF_OFFSET(n) ((n) << 14)
90 #define CGEM_NET_CFG_PAUSE_EN (1 << 13)
91 #define CGEM_NET_CFG_RETRY_TEST (1 << 12)
92 #define CGEM_NET_CFG_PCS_SEL (1 << 11)
93 #define CGEM_NET_CFG_GIGE_EN (1 << 10)
94 #define CGEM_NET_CFG_EXT_ADDR_MATCH_EN (1 << 9)
95 #define CGEM_NET_CFG_1536RXEN (1 << 8)
96 #define CGEM_NET_CFG_UNI_HASH_EN (1 << 7)
97 #define CGEM_NET_CFG_MULTI_HASH_EN (1 << 6)
98 #define CGEM_NET_CFG_NO_BCAST (1 << 5)
99 #define CGEM_NET_CFG_COPY_ALL (1 << 4)
100 #define CGEM_NET_CFG_DISC_NON_VLAN (1 << 2)
101 #define CGEM_NET_CFG_FULL_DUPLEX (1 << 1)
102 #define CGEM_NET_CFG_SPEED100 (1 << 0)
104 #define CGEM_NET_STAT 0x008 /* Network Status */
105 #define CGEM_NET_STAT_PFC_PRI_PAUSE_NEG (1 << 6)
106 #define CGEM_NET_STAT_PCS_AUTONEG_PAUSE_TX_RES (1 << 5)
107 #define CGEM_NET_STAT_PCS_AUTONEG_PAUSE_RX_RES (1 << 4)
108 #define CGEM_NET_STAT_PCS_AUTONEG_DUP_RES (1 << 3)
109 #define CGEM_NET_STAT_PHY_MGMT_IDLE (1 << 2)
110 #define CGEM_NET_STAT_MDIO_IN_PIN_STATUS (1 << 1)
111 #define CGEM_NET_STAT_PCS_LINK_STATE (1 << 0)
113 #define CGEM_USER_IO 0x00C /* User I/O */
115 #define CGEM_DMA_CFG 0x010 /* DMA Config */
116 #define CGEM_DMA_CFG_DISC_WHEN_NO_AHB (1 << 24)
117 #define CGEM_DMA_CFG_RX_BUF_SIZE_SHIFT 16
118 #define CGEM_DMA_CFG_RX_BUF_SIZE_MASK (0xff << 16)
119 #define CGEM_DMA_CFG_RX_BUF_SIZE(sz) ((((sz) + 63) / 64) << 16)
120 #define CGEM_DMA_CFG_CHKSUM_GEN_OFFLOAD_EN (1 << 11)
121 #define CGEM_DMA_CFG_TX_PKTBUF_MEMSZ_SEL (1 << 10)
122 #define CGEM_DMA_CFG_RX_PKTBUF_MEMSZ_SEL_1K (0 << 8)
123 #define CGEM_DMA_CFG_RX_PKTBUF_MEMSZ_SEL_2K (1 << 8)
124 #define CGEM_DMA_CFG_RX_PKTBUF_MEMSZ_SEL_4K (2 << 8)
125 #define CGEM_DMA_CFG_RX_PKTBUF_MEMSZ_SEL_8K (3 << 8)
126 #define CGEM_DMA_CFG_RX_PKTBUF_MEMSZ_SEL_MASK (3 << 8)
127 #define CGEM_DMA_CFG_AHB_ENDIAN_SWAP_PKT_EN (1 << 7)
128 #define CGEM_DMA_CFG_AHB_ENDIAN_SWAP_MGMT_EN (1 << 6)
129 #define CGEM_DMA_CFG_AHB_FIXED_BURST_LEN_1 (1 << 0)
130 #define CGEM_DMA_CFG_AHB_FIXED_BURST_LEN_4 (4 << 0)
131 #define CGEM_DMA_CFG_AHB_FIXED_BURST_LEN_8 (8 << 0)
132 #define CGEM_DMA_CFG_AHB_FIXED_BURST_LEN_16 (16 << 0)
133 #define CGEM_DMA_CFG_AHB_FIXED_BURST_LEN_MASK (0x1f << 0)
135 #define CGEM_TX_STAT 0x014 /* Transmit Status */
136 #define CGEM_TX_STAT_HRESP_NOT_OK (1 << 8)
137 #define CGEM_TX_STAT_LATE_COLL (1 << 7)
138 #define CGEM_TX_STAT_UNDERRUN (1 << 6)
139 #define CGEM_TX_STAT_COMPLETE (1 << 5)
140 #define CGEM_TX_STAT_CORRUPT_AHB_ERR (1 << 4)
141 #define CGEM_TX_STAT_GO (1 << 3)
142 #define CGEM_TX_STAT_RETRY_LIMIT_EXC (1 << 2)
143 #define CGEM_TX_STAT_COLLISION (1 << 1)
144 #define CGEM_TX_STAT_USED_BIT_READ (1 << 0)
145 #define CGEM_TX_STAT_ALL 0x1ff
147 #define CGEM_RX_QBAR 0x018 /* Receive Buf Q Base Addr */
148 #define CGEM_TX_QBAR 0x01C /* Transmit Buf Q Base Addr */
150 #define CGEM_RX_STAT 0x020 /* Receive Status */
151 #define CGEM_RX_STAT_HRESP_NOT_OK (1 << 3)
152 #define CGEM_RX_STAT_OVERRUN (1 << 2)
153 #define CGEM_RX_STAT_FRAME_RECD (1 << 1)
154 #define CGEM_RX_STAT_BUF_NOT_AVAIL (1 << 0)
155 #define CGEM_RX_STAT_ALL 0xf
157 #define CGEM_INTR_STAT 0x024 /* Interrupt Status */
158 #define CGEM_INTR_EN 0x028 /* Interrupt Enable */
159 #define CGEM_INTR_DIS 0x02C /* Interrupt Disable */
160 #define CGEM_INTR_MASK 0x030 /* Interrupt Mask */
161 #define CGEM_INTR_TSU_SEC_INCR (1 << 26)
162 #define CGEM_INTR_PDELAY_RESP_TX (1 << 25)
163 #define CGEM_INTR_PDELAY_REQ_TX (1 << 24)
164 #define CGEM_INTR_PDELAY_RESP_RX (1 << 23)
165 #define CGEM_INTR_PDELAY_REQ_RX (1 << 22)
166 #define CGEM_INTR_SYNX_TX (1 << 21)
167 #define CGEM_INTR_DELAY_REQ_TX (1 << 20)
168 #define CGEM_INTR_SYNC_RX (1 << 19)
169 #define CGEM_INTR_DELAY_REQ_RX (1 << 18)
170 #define CGEM_INTR_PARTNER_PG_RX (1 << 17)
171 #define CGEM_INTR_AUTONEG_COMPL (1 << 16)
172 #define CGEM_INTR_EXT_INTR (1 << 15)
173 #define CGEM_INTR_PAUSE_TX (1 << 14)
174 #define CGEM_INTR_PAUSE_ZERO (1 << 13)
175 #define CGEM_INTR_PAUSE_NONZEROQ_RX (1 << 12)
176 #define CGEM_INTR_HRESP_NOT_OK (1 << 11)
177 #define CGEM_INTR_RX_OVERRUN (1 << 10)
178 #define CGEM_INTR_LINK_CHNG (1 << 9)
179 #define CGEM_INTR_TX_COMPLETE (1 << 7)
180 #define CGEM_INTR_TX_CORRUPT_AHB_ERR (1 << 6)
181 #define CGEM_INTR_RETRY_EX_LATE_COLLISION (1 << 5)
182 #define CGEM_INTR_TX_USED_READ (1 << 3)
183 #define CGEM_INTR_RX_USED_READ (1 << 2)
184 #define CGEM_INTR_RX_COMPLETE (1 << 1)
185 #define CGEM_INTR_MGMT_SENT (1 << 0)
186 #define CGEM_INTR_ALL 0x7FFFEFF
188 #define CGEM_PHY_MAINT 0x034 /* PHY Maintenenace */
189 #define CGEM_PHY_MAINT_CLAUSE_22 (1 << 30)
190 #define CGEM_PHY_MAINT_OP_SHIFT 28
191 #define CGEM_PHY_MAINT_OP_MASK (3 << 28)
192 #define CGEM_PHY_MAINT_OP_READ (2 << 28)
193 #define CGEM_PHY_MAINT_OP_WRITE (1 << 28)
194 #define CGEM_PHY_MAINT_PHY_ADDR_SHIFT 23
195 #define CGEM_PHY_MAINT_PHY_ADDR_MASK (0x1f << 23)
196 #define CGEM_PHY_MAINT_REG_ADDR_SHIFT 18
197 #define CGEM_PHY_MAINT_REG_ADDR_MASK (0x1f << 18)
198 #define CGEM_PHY_MAINT_MUST_10 (2 << 16)
199 #define CGEM_PHY_MAINT_DATA_MASK 0xffff
201 #define CGEM_RX_PAUSEQ 0x038 /* Received Pause Quantum */
202 #define CGEM_TX_PAUSEQ 0x03C /* Transmit Puase Quantum */
204 #define CGEM_HASH_BOT 0x080 /* Hash Reg Bottom [31:0] */
205 #define CGEM_HASH_TOP 0x084 /* Hash Reg Top [63:32] */
206 #define CGEM_SPEC_ADDR_LOW(n) (0x088 + (n) * 8)
207 #define CGEM_SPEC_ADDR_HI(n) (0x08C + (n) * 8)
209 #define CGEM_TYPE_ID_MATCH1 0x0A8 /* Type ID Match 1 */
210 #define CGEM_TYPE_ID_MATCH_COPY_EN (1U << 31)
211 #define CGEM_TYPE_ID_MATCH2 0x0AC /* Type ID Match 2 */
212 #define CGEM_TYPE_ID_MATCH3 0x0B0 /* Type ID Match 3 */
213 #define CGEM_TYPE_ID_MATCH4 0x0B4 /* Type ID Match 4 */
215 #define CGEM_WAKE_ON_LAN 0x0B8 /* Wake on LAN Register */
216 #define CGEM_WOL_MULTI_HASH_EN (1 << 19)
217 #define CGEM_WOL_SPEC_ADDR1_EN (1 << 18)
218 #define CGEM_WOL_ARP_REQ_EN (1 << 17)
219 #define CGEM_WOL_MAGIC_PKT_EN (1 << 16)
220 #define CGEM_WOL_ARP_REQ_IP_ADDR_MASK 0xffff
222 #define CGEM_IPG_STRETCH /* IPG Stretch Register */
224 #define CGEM_STACKED_VLAN 0x0C0 /* Stacked VLAN Register */
225 #define CGEM_STACKED_VLAN_EN (1U << 31)
227 #define CGEM_TX_PFC_PAUSE 0x0C4 /* Transmit PFC Pause Reg */
228 #define CGEM_TX_PFC_PAUSEQ_SEL_SHIFT 8
229 #define CGEM_TX_PFC_PAUSEQ_SEL_MASK (0xff << 8)
230 #define CGEM_TX_PFC_PAUSE_PRI_EN_VEC_VAL_MASK 0xff
232 #define CGEM_SPEC_ADDR1_MASK_BOT 0x0C8 /* Specific Addr Mask1 [31:0]*/
233 #define CGEM_SPEC_ADDR1_MASK_TOP 0x0CC /* Specific Addr Mask1[47:32]*/
234 #define CGEM_MODULE_ID 0x0FC /* Module ID */
235 #define CGEM_OCTETS_TX_BOT 0x100 /* Octets xmitted [31:0] */
236 #define CGEM_OCTETS_TX_TOP 0x104 /* Octets xmitted [47:32] */
237 #define CGEM_FRAMES_TX 0x108 /* Frames xmitted */
238 #define CGEM_BCAST_FRAMES_TX 0x10C /* Broadcast Frames xmitted */
239 #define CGEM_MULTI_FRAMES_TX 0x110 /* Multicast Frames xmitted */
240 #define CGEM_PAUSE_FRAMES_TX 0x114 /* Pause Frames xmitted */
241 #define CGEM_FRAMES_64B_TX 0x118 /* 64-Byte Frames xmitted */
242 #define CGEM_FRAMES_65_127B_TX 0x11C /* 65-127 Byte Frames xmitted*/
243 #define CGEM_FRAMES_128_255B_TX 0x120 /* 128-255 Byte Frames xmit */
244 #define CGEM_FRAMES_256_511B_TX 0x124 /* 256-511 Byte Frames xmit */
245 #define CGEM_FRAMES_512_1023B_TX 0x128 /* 512-1023 Byte frames xmit */
246 #define CGEM_FRAMES_1024_1518B_TX 0x12C /* 1024-1518 Byte frames xmit*/
247 #define CGEM_TX_UNDERRUNS 0x134 /* Transmit Under-runs */
248 #define CGEM_SINGLE_COLL_FRAMES 0x138 /* Single-Collision Frames */
249 #define CGEM_MULTI_COLL_FRAMES 0x13C /* Multi-Collision Frames */
250 #define CGEM_EXCESSIVE_COLL_FRAMES 0x140 /* Excessive Collision Frames*/
251 #define CGEM_LATE_COLL 0x144 /* Late Collisions */
252 #define CGEM_DEFERRED_TX_FRAMES 0x148 /* Deferred Transmit Frames */
253 #define CGEM_CARRIER_SENSE_ERRS 0x14C /* Carrier Sense Errors */
254 #define CGEM_OCTETS_RX_BOT 0x150 /* Octets Received [31:0] */
255 #define CGEM_OCTETS_RX_TOP 0x154 /* Octets Received [47:32] */
256 #define CGEM_FRAMES_RX 0x158 /* Frames Received */
257 #define CGEM_BCAST_FRAMES_RX 0x15C /* Broadcast Frames Received */
258 #define CGEM_MULTI_FRAMES_RX 0x160 /* Multicast Frames Received */
259 #define CGEM_PAUSE_FRAMES_RX 0x164 /* Pause Frames Reeived */
260 #define CGEM_FRAMES_64B_RX 0x168 /* 64-Byte Frames Received */
261 #define CGEM_FRAMES_65_127B_RX 0x16C /* 65-127 Byte Frames Rx'd */
262 #define CGEM_FRAMES_128_255B_RX 0x170 /* 128-255 Byte Frames Rx'd */
263 #define CGEM_FRAMES_256_511B_RX 0x174 /* 256-511 Byte Frames Rx'd */
264 #define CGEM_FRAMES_512_1023B_RX 0x178 /* 512-1023 Byte Frames Rx'd */
265 #define CGEM_FRAMES_1024_1518B_RX 0x17C /* 1024-1518 Byte Frames Rx'd*/
266 #define CGEM_UNDERSZ_RX 0x184 /* Undersize Frames Rx'd */
267 #define CGEM_OVERSZ_RX 0x188 /* Oversize Frames Rx'd */
268 #define CGEM_JABBERS_RX 0x18C /* Jabbers received */
269 #define CGEM_FCS_ERRS 0x190 /* Frame Check Sequence Errs */
270 #define CGEM_LENGTH_FIELD_ERRS 0x194 /* Length Firled Frame Errs */
271 #define CGEM_RX_SYMBOL_ERRS 0x198 /* Receive Symbol Errs */
272 #define CGEM_ALIGN_ERRS 0x19C /* Alignment Errors */
273 #define CGEM_RX_RESOURCE_ERRS 0x1A0 /* Receive Resoure Errors */
274 #define CGEM_RX_OVERRUN_ERRS 0x1A4 /* Receive Overrun Errors */
275 #define CGEM_IP_HDR_CKSUM_ERRS 0x1A8 /* IP Hdr Checksum Errors */
276 #define CGEM_TCP_CKSUM_ERRS 0x1AC /* TCP Checksum Errors */
277 #define CGEM_UDP_CKSUM_ERRS 0x1B0 /* UDP Checksum Errors */
278 #define CGEM_TIMER_STROBE_S 0x1C8 /* 1588 timer sync strobe s */
279 #define CGEM_TIMER_STROBE_NS 0x1CC /* timer sync strobe ns */
280 #define CGEM_TIMER_S 0x1D0 /* 1588 timer seconds */
281 #define CGEM_TIMER_NS 0x1D4 /* 1588 timer ns */
282 #define CGEM_ADJUST 0x1D8 /* 1588 timer adjust */
283 #define CGEM_INCR 0x1DC /* 1588 timer increment */
284 #define CGEM_PTP_TX_S 0x1E0 /* PTP Event Frame xmit secs */
285 #define CGEM_PTP_TX_NS 0x1E4 /* PTP Event Frame xmit ns */
286 #define CGEM_PTP_RX_S 0x1E8 /* PTP Event Frame rcv'd s */
287 #define CGEM_PTP_RX_NS 0x1EC /* PTP Event Frame rcv'd ns */
288 #define CGEM_PTP_PEER_TX_S 0x1F0 /* PTP Peer Event xmit s */
289 #define CGEM_PTP_PEER_TX_NS 0x1F4 /* PTP Peer Event xmit ns */
290 #define CGEM_PTP_PEER_RX_S 0x1F8 /* PTP Peer Event rcv'd s */
291 #define CGEM_PTP_PEER_RX_NS 0x1FC /* PTP Peer Event rcv'd ns */
293 #define CGEM_DESIGN_CFG2 0x284 /* Design Configuration 2 */
294 #define CGEM_DESIGN_CFG2_TX_PBUF_ADDR_SHIFT 26
295 #define CGEM_DESIGN_CFG2_TX_PBUF_ADDR_MASK (0xf << 26)
296 #define CGEM_DESIGN_CFG2_RX_PBUF_ADDR_SHIFT 22
297 #define CGEM_DESIGN_CFG2_RX_PBUF_ADDR_MASK (0xf << 22)
298 #define CGEM_DESIGN_CFG2_TX_PKT_BUF (1 << 21)
299 #define CGEM_DESIGN_CFG2_RX_PKT_BUF (1 << 20)
300 #define CGEM_DESIGN_CFG2_HPROT_VAL_SHIFT 16
301 #define CGEM_DESIGN_CFG2_HPROT_VAL_MASK (0xf << 16)
302 #define CGEM_DESIGN_CFG2_JUMBO_MAX_LEN_MASK 0xffff
304 #define CGEM_DESIGN_CFG3 0x288 /* Design Configuration 3 */
305 #define CGEM_DESIGN_CFG3_RX_BASE2_FIFO_SZ_MASK (0xffffU << 16)
306 #define CGEM_DESIGN_CFG3_RX_BASE2_FIFO_SZ_SHIFT 16
307 #define CGEM_DESIGN_CFG3_RX_FIFO_SIZE_MASK 0xffff
309 #define CGEM_DESIGN_CFG4 0x28C /* Design Configuration 4 */
310 #define CGEM_DESIGN_CFG4_TX_BASE2_FIFO_SZ_SHIFT 16
311 #define CGEM_DESIGN_CFG4_TX_BASE2_FIFO_SZ_MASK (0xffffU << 16)
312 #define CGEM_DESIGN_CFG4_TX_FIFO_SIZE_MASK 0xffff
314 #define CGEM_DESIGN_CFG5 0x290 /* Design Configuration 5 */
315 #define CGEM_DESIGN_CFG5_TSU_CLK (1 << 28)
316 #define CGEM_DESIGN_CFG5_RX_BUF_LEN_DEF_SHIFT 20
317 #define CGEM_DESIGN_CFG5_RX_BUF_LEN_DEF_MASK (0xff << 20)
318 #define CGEM_DESIGN_CFG5_TX_PBUF_SIZE_DEF (1 << 19)
319 #define CGEM_DESIGN_CFG5_RX_PBUF_SIZE_DEF_SHIFT 17
320 #define CGEM_DESIGN_CFG5_RX_PBUF_SIZE_DEF_MASK (3 << 17)
321 #define CGEM_DESIGN_CFG5_ENDIAN_SWAP_DEF_SHIFT 15
322 #define CGEM_DESIGN_CFG5_ENDIAN_SWAP_DEF_MASK (3 << 15)
323 #define CGEM_DESIGN_CFG5_MDC_CLOCK_DIV_SHIFT 12
324 #define CGEM_DESIGN_CFG5_MDC_CLOCK_DIV_MASK (7 << 12)
325 #define CGEM_DESIGN_CFG5_DMA_BUS_WIDTH_SHIFT 10
326 #define CGEM_DESIGN_CFG5_DMA_BUS_WIDTH_MASK (3 << 10)
327 #define CGEM_DESIGN_CFG5_PHY_IDENT (1 << 9)
328 #define CGEM_DESIGN_CFG5_TSU (1 << 8)
329 #define CGEM_DESIGN_CFG5_TX_FIFO_CNT_WIDTH_SHIFT 4
330 #define CGEM_DESIGN_CFG5_TX_FIFO_CNT_WIDTH_MASK (0xf << 4)
331 #define CGEM_DESIGN_CFG5_RX_FIFO_CNT_WIDTH_MASK 0xf
333 /* Transmit Descriptors */
334 struct cgem_tx_desc {
337 #define CGEM_TXDESC_USED (1U << 31) /* done txmitting */
338 #define CGEM_TXDESC_WRAP (1 << 30) /* end descr ring */
339 #define CGEM_TXDESC_RETRY_ERR (1 << 29)
340 #define CGEM_TXDESC_AHB_ERR (1 << 27)
341 #define CGEM_TXDESC_LATE_COLL (1 << 26)
342 #define CGEM_TXDESC_CKSUM_GEN_STAT_MASK (7 << 20)
343 #define CGEM_TXDESC_CKSUM_GEN_STAT_VLAN_HDR_ERR (1 << 20)
344 #define CGEM_TXDESC_CKSUM_GEN_STAT_SNAP_HDR_ERR (2 << 20)
345 #define CGEM_TXDESC_CKSUM_GEN_STAT_IP_HDR_ERR (3 << 20)
346 #define CGEM_TXDESC_CKSUM_GEN_STAT_UNKNOWN_TYPE (4 << 20)
347 #define CGEM_TXDESC_CKSUM_GEN_STAT_UNSUPP_FRAG (5 << 20)
348 #define CGEM_TXDESC_CKSUM_GEN_STAT_NOT_TCPUDP (6 << 20)
349 #define CGEM_TXDESC_CKSUM_GEN_STAT_SHORT_PKT (7 << 20)
350 #define CGEM_TXDESC_NO_CRC_APPENDED (1 << 16)
351 #define CGEM_TXDESC_LAST_BUF (1 << 15) /* last in frame */
352 #define CGEM_TXDESC_LENGTH_MASK 0x3fff
355 struct cgem_rx_desc {
357 #define CGEM_RXDESC_WRAP (1 << 1) /* goes in addr! */
358 #define CGEM_RXDESC_OWN (1 << 0) /* buf filled */
360 #define CGEM_RXDESC_BCAST (1U << 31)/* all 1's bcast */
361 #define CGEM_RXDESC_MULTI_MATCH (1 << 30) /* mutlicast match */
362 #define CGEM_RXDESC_UNICAST_MATCH (1 << 29)
363 #define CGEM_RXDESC_EXTERNAL_MATCH (1 << 28) /* ext addr match */
364 #define CGEM_RXDESC_SPEC_MATCH_SHIFT 25
365 #define CGEM_RXDESC_SPEC_MATCH_MASK (3 << 25)
366 #define CGEM_RXDESC_TYPE_ID_MATCH_SHIFT 22
367 #define CGEM_RXDESC_TYPE_ID_MATCH_MASK (3 << 22)
368 #define CGEM_RXDESC_CKSUM_STAT_MASK (3 << 22) /* same as above */
369 #define CGEM_RXDESC_CKSUM_STAT_NONE (0 << 22)
370 #define CGEM_RXDESC_CKSUM_STAT_IP_GOOD (1 << 22)
371 #define CGEM_RXDESC_CKSUM_STAT_TCP_GOOD (2 << 22) /* and ip good */
372 #define CGEM_RXDESC_CKSUM_STAT_UDP_GOOD (3 << 22) /* and ip good */
373 #define CGEM_RXDESC_VLAN_DETECTED (1 << 21)
374 #define CGEM_RXDESC_PRIO_DETECTED (1 << 20)
375 #define CGEM_RXDESC_VLAN_PRIO_SHIFT 17
376 #define CGEM_RXDESC_VLAN_PRIO_MASK (7 << 17)
377 #define CGEM_RXDESC_CFI (1 << 16)
378 #define CGEM_RXDESC_EOF (1 << 15) /* end of frame */
379 #define CGEM_RXDESC_SOF (1 << 14) /* start of frame */
380 #define CGEM_RXDESC_BAD_FCS (1 << 13)
381 #define CGEM_RXDESC_LENGTH_MASK 0x1fff
384 #endif /* _IF_CGEM_HW_H_ */