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69785b79 PYC |
1 | /* |
2 | * Faraday FTGMAC100 Gigabit Ethernet | |
3 | * | |
4 | * (C) Copyright 2009-2011 Faraday Technology | |
5 | * Po-Yu Chuang <ratbert@faraday-tech.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
20 | */ | |
21 | ||
22 | #ifndef __FTGMAC100_H | |
23 | #define __FTGMAC100_H | |
24 | ||
25 | #define FTGMAC100_OFFSET_ISR 0x00 | |
26 | #define FTGMAC100_OFFSET_IER 0x04 | |
27 | #define FTGMAC100_OFFSET_MAC_MADR 0x08 | |
28 | #define FTGMAC100_OFFSET_MAC_LADR 0x0c | |
29 | #define FTGMAC100_OFFSET_MAHT0 0x10 | |
30 | #define FTGMAC100_OFFSET_MAHT1 0x14 | |
31 | #define FTGMAC100_OFFSET_NPTXPD 0x18 | |
32 | #define FTGMAC100_OFFSET_RXPD 0x1c | |
33 | #define FTGMAC100_OFFSET_NPTXR_BADR 0x20 | |
34 | #define FTGMAC100_OFFSET_RXR_BADR 0x24 | |
35 | #define FTGMAC100_OFFSET_HPTXPD 0x28 | |
36 | #define FTGMAC100_OFFSET_HPTXR_BADR 0x2c | |
37 | #define FTGMAC100_OFFSET_ITC 0x30 | |
38 | #define FTGMAC100_OFFSET_APTC 0x34 | |
39 | #define FTGMAC100_OFFSET_DBLAC 0x38 | |
40 | #define FTGMAC100_OFFSET_DMAFIFOS 0x3c | |
41 | #define FTGMAC100_OFFSET_REVR 0x40 | |
42 | #define FTGMAC100_OFFSET_FEAR 0x44 | |
43 | #define FTGMAC100_OFFSET_TPAFCR 0x48 | |
44 | #define FTGMAC100_OFFSET_RBSR 0x4c | |
45 | #define FTGMAC100_OFFSET_MACCR 0x50 | |
46 | #define FTGMAC100_OFFSET_MACSR 0x54 | |
47 | #define FTGMAC100_OFFSET_TM 0x58 | |
48 | #define FTGMAC100_OFFSET_PHYCR 0x60 | |
49 | #define FTGMAC100_OFFSET_PHYDATA 0x64 | |
50 | #define FTGMAC100_OFFSET_FCR 0x68 | |
51 | #define FTGMAC100_OFFSET_BPR 0x6c | |
52 | #define FTGMAC100_OFFSET_WOLCR 0x70 | |
53 | #define FTGMAC100_OFFSET_WOLSR 0x74 | |
54 | #define FTGMAC100_OFFSET_WFCRC 0x78 | |
55 | #define FTGMAC100_OFFSET_WFBM1 0x80 | |
56 | #define FTGMAC100_OFFSET_WFBM2 0x84 | |
57 | #define FTGMAC100_OFFSET_WFBM3 0x88 | |
58 | #define FTGMAC100_OFFSET_WFBM4 0x8c | |
59 | #define FTGMAC100_OFFSET_NPTXR_PTR 0x90 | |
60 | #define FTGMAC100_OFFSET_HPTXR_PTR 0x94 | |
61 | #define FTGMAC100_OFFSET_RXR_PTR 0x98 | |
62 | #define FTGMAC100_OFFSET_TX 0xa0 | |
63 | #define FTGMAC100_OFFSET_TX_MCOL_SCOL 0xa4 | |
64 | #define FTGMAC100_OFFSET_TX_ECOL_FAIL 0xa8 | |
65 | #define FTGMAC100_OFFSET_TX_LCOL_UND 0xac | |
66 | #define FTGMAC100_OFFSET_RX 0xb0 | |
67 | #define FTGMAC100_OFFSET_RX_BC 0xb4 | |
68 | #define FTGMAC100_OFFSET_RX_MC 0xb8 | |
69 | #define FTGMAC100_OFFSET_RX_PF_AEP 0xbc | |
70 | #define FTGMAC100_OFFSET_RX_RUNT 0xc0 | |
71 | #define FTGMAC100_OFFSET_RX_CRCER_FTL 0xc4 | |
72 | #define FTGMAC100_OFFSET_RX_COL_LOST 0xc8 | |
73 | ||
74 | /* | |
75 | * Interrupt status register & interrupt enable register | |
76 | */ | |
77 | #define FTGMAC100_INT_RPKT_BUF (1 << 0) | |
78 | #define FTGMAC100_INT_RPKT_FIFO (1 << 1) | |
79 | #define FTGMAC100_INT_NO_RXBUF (1 << 2) | |
80 | #define FTGMAC100_INT_RPKT_LOST (1 << 3) | |
81 | #define FTGMAC100_INT_XPKT_ETH (1 << 4) | |
82 | #define FTGMAC100_INT_XPKT_FIFO (1 << 5) | |
83 | #define FTGMAC100_INT_NO_NPTXBUF (1 << 6) | |
84 | #define FTGMAC100_INT_XPKT_LOST (1 << 7) | |
85 | #define FTGMAC100_INT_AHB_ERR (1 << 8) | |
86 | #define FTGMAC100_INT_PHYSTS_CHG (1 << 9) | |
87 | #define FTGMAC100_INT_NO_HPTXBUF (1 << 10) | |
88 | ||
10cbd640 BH |
89 | /* Interrupts we care about in NAPI mode */ |
90 | #define FTGMAC100_INT_BAD (FTGMAC100_INT_RPKT_LOST | \ | |
91 | FTGMAC100_INT_XPKT_LOST | \ | |
92 | FTGMAC100_INT_AHB_ERR | \ | |
93 | FTGMAC100_INT_NO_RXBUF) | |
94 | ||
95 | /* Normal RX/TX interrupts, enabled when NAPI off */ | |
96 | #define FTGMAC100_INT_RXTX (FTGMAC100_INT_XPKT_ETH | \ | |
97 | FTGMAC100_INT_RPKT_BUF) | |
98 | ||
99 | /* All the interrupts we care about */ | |
100 | #define FTGMAC100_INT_ALL (FTGMAC100_INT_RPKT_BUF | \ | |
101 | FTGMAC100_INT_BAD) | |
102 | ||
69785b79 PYC |
103 | /* |
104 | * Interrupt timer control register | |
105 | */ | |
106 | #define FTGMAC100_ITC_RXINT_CNT(x) (((x) & 0xf) << 0) | |
107 | #define FTGMAC100_ITC_RXINT_THR(x) (((x) & 0x7) << 4) | |
108 | #define FTGMAC100_ITC_RXINT_TIME_SEL (1 << 7) | |
109 | #define FTGMAC100_ITC_TXINT_CNT(x) (((x) & 0xf) << 8) | |
110 | #define FTGMAC100_ITC_TXINT_THR(x) (((x) & 0x7) << 12) | |
111 | #define FTGMAC100_ITC_TXINT_TIME_SEL (1 << 15) | |
112 | ||
113 | /* | |
114 | * Automatic polling timer control register | |
115 | */ | |
116 | #define FTGMAC100_APTC_RXPOLL_CNT(x) (((x) & 0xf) << 0) | |
117 | #define FTGMAC100_APTC_RXPOLL_TIME_SEL (1 << 4) | |
118 | #define FTGMAC100_APTC_TXPOLL_CNT(x) (((x) & 0xf) << 8) | |
119 | #define FTGMAC100_APTC_TXPOLL_TIME_SEL (1 << 12) | |
120 | ||
121 | /* | |
122 | * DMA burst length and arbitration control register | |
123 | */ | |
124 | #define FTGMAC100_DBLAC_RXFIFO_LTHR(x) (((x) & 0x7) << 0) | |
125 | #define FTGMAC100_DBLAC_RXFIFO_HTHR(x) (((x) & 0x7) << 3) | |
126 | #define FTGMAC100_DBLAC_RX_THR_EN (1 << 6) | |
127 | #define FTGMAC100_DBLAC_RXBURST_SIZE(x) (((x) & 0x3) << 8) | |
128 | #define FTGMAC100_DBLAC_TXBURST_SIZE(x) (((x) & 0x3) << 10) | |
129 | #define FTGMAC100_DBLAC_RXDES_SIZE(x) (((x) & 0xf) << 12) | |
130 | #define FTGMAC100_DBLAC_TXDES_SIZE(x) (((x) & 0xf) << 16) | |
131 | #define FTGMAC100_DBLAC_IFG_CNT(x) (((x) & 0x7) << 20) | |
132 | #define FTGMAC100_DBLAC_IFG_INC (1 << 23) | |
133 | ||
134 | /* | |
135 | * DMA FIFO status register | |
136 | */ | |
137 | #define FTGMAC100_DMAFIFOS_RXDMA1_SM(dmafifos) ((dmafifos) & 0xf) | |
138 | #define FTGMAC100_DMAFIFOS_RXDMA2_SM(dmafifos) (((dmafifos) >> 4) & 0xf) | |
139 | #define FTGMAC100_DMAFIFOS_RXDMA3_SM(dmafifos) (((dmafifos) >> 8) & 0x7) | |
140 | #define FTGMAC100_DMAFIFOS_TXDMA1_SM(dmafifos) (((dmafifos) >> 12) & 0xf) | |
141 | #define FTGMAC100_DMAFIFOS_TXDMA2_SM(dmafifos) (((dmafifos) >> 16) & 0x3) | |
142 | #define FTGMAC100_DMAFIFOS_TXDMA3_SM(dmafifos) (((dmafifos) >> 18) & 0xf) | |
143 | #define FTGMAC100_DMAFIFOS_RXFIFO_EMPTY (1 << 26) | |
144 | #define FTGMAC100_DMAFIFOS_TXFIFO_EMPTY (1 << 27) | |
145 | #define FTGMAC100_DMAFIFOS_RXDMA_GRANT (1 << 28) | |
146 | #define FTGMAC100_DMAFIFOS_TXDMA_GRANT (1 << 29) | |
147 | #define FTGMAC100_DMAFIFOS_RXDMA_REQ (1 << 30) | |
148 | #define FTGMAC100_DMAFIFOS_TXDMA_REQ (1 << 31) | |
149 | ||
e07dc63b JS |
150 | /* |
151 | * Feature Register | |
152 | */ | |
153 | #define FTGMAC100_REVR_NEW_MDIO_INTERFACE BIT(31) | |
154 | ||
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155 | /* |
156 | * Receive buffer size register | |
157 | */ | |
158 | #define FTGMAC100_RBSR_SIZE(x) ((x) & 0x3fff) | |
159 | ||
160 | /* | |
161 | * MAC control register | |
162 | */ | |
163 | #define FTGMAC100_MACCR_TXDMA_EN (1 << 0) | |
164 | #define FTGMAC100_MACCR_RXDMA_EN (1 << 1) | |
165 | #define FTGMAC100_MACCR_TXMAC_EN (1 << 2) | |
166 | #define FTGMAC100_MACCR_RXMAC_EN (1 << 3) | |
167 | #define FTGMAC100_MACCR_RM_VLAN (1 << 4) | |
168 | #define FTGMAC100_MACCR_HPTXR_EN (1 << 5) | |
169 | #define FTGMAC100_MACCR_LOOP_EN (1 << 6) | |
170 | #define FTGMAC100_MACCR_ENRX_IN_HALFTX (1 << 7) | |
171 | #define FTGMAC100_MACCR_FULLDUP (1 << 8) | |
172 | #define FTGMAC100_MACCR_GIGA_MODE (1 << 9) | |
173 | #define FTGMAC100_MACCR_CRC_APD (1 << 10) | |
edcd692f | 174 | #define FTGMAC100_MACCR_PHY_LINK_LEVEL (1 << 11) |
69785b79 PYC |
175 | #define FTGMAC100_MACCR_RX_RUNT (1 << 12) |
176 | #define FTGMAC100_MACCR_JUMBO_LF (1 << 13) | |
177 | #define FTGMAC100_MACCR_RX_ALL (1 << 14) | |
178 | #define FTGMAC100_MACCR_HT_MULTI_EN (1 << 15) | |
179 | #define FTGMAC100_MACCR_RX_MULTIPKT (1 << 16) | |
180 | #define FTGMAC100_MACCR_RX_BROADPKT (1 << 17) | |
181 | #define FTGMAC100_MACCR_DISCARD_CRCERR (1 << 18) | |
182 | #define FTGMAC100_MACCR_FAST_MODE (1 << 19) | |
183 | #define FTGMAC100_MACCR_SW_RST (1 << 31) | |
184 | ||
185 | /* | |
186 | * PHY control register | |
187 | */ | |
188 | #define FTGMAC100_PHYCR_MDC_CYCTHR_MASK 0x3f | |
189 | #define FTGMAC100_PHYCR_MDC_CYCTHR(x) ((x) & 0x3f) | |
190 | #define FTGMAC100_PHYCR_PHYAD(x) (((x) & 0x1f) << 16) | |
191 | #define FTGMAC100_PHYCR_REGAD(x) (((x) & 0x1f) << 21) | |
192 | #define FTGMAC100_PHYCR_MIIRD (1 << 26) | |
193 | #define FTGMAC100_PHYCR_MIIWR (1 << 27) | |
194 | ||
195 | /* | |
196 | * PHY data register | |
197 | */ | |
198 | #define FTGMAC100_PHYDATA_MIIWDATA(x) ((x) & 0xffff) | |
199 | #define FTGMAC100_PHYDATA_MIIRDATA(phydata) (((phydata) >> 16) & 0xffff) | |
200 | ||
7c8e5141 BH |
201 | /* |
202 | * Flow control register | |
203 | */ | |
204 | #define FTGMAC100_FCR_FC_EN (1 << 0) | |
205 | #define FTGMAC100_FCR_FCTHR_EN (1 << 2) | |
206 | #define FTGMAC100_FCR_PAUSE_TIME(x) (((x) & 0xffff) << 16) | |
207 | ||
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208 | /* |
209 | * Transmit descriptor, aligned to 16 bytes | |
210 | */ | |
211 | struct ftgmac100_txdes { | |
52c0cae8 BH |
212 | __le32 txdes0; /* Control & status bits */ |
213 | __le32 txdes1; /* Irq, checksum and vlan control */ | |
214 | __le32 txdes2; /* Reserved */ | |
215 | __le32 txdes3; /* DMA buffer address */ | |
69785b79 PYC |
216 | } __attribute__ ((aligned(16))); |
217 | ||
218 | #define FTGMAC100_TXDES0_TXBUF_SIZE(x) ((x) & 0x3fff) | |
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219 | #define FTGMAC100_TXDES0_CRC_ERR (1 << 19) |
220 | #define FTGMAC100_TXDES0_LTS (1 << 28) | |
221 | #define FTGMAC100_TXDES0_FTS (1 << 29) | |
222 | #define FTGMAC100_TXDES0_TXDMA_OWN (1 << 31) | |
223 | ||
224 | #define FTGMAC100_TXDES1_VLANTAG_CI(x) ((x) & 0xffff) | |
225 | #define FTGMAC100_TXDES1_INS_VLANTAG (1 << 16) | |
226 | #define FTGMAC100_TXDES1_TCP_CHKSUM (1 << 17) | |
227 | #define FTGMAC100_TXDES1_UDP_CHKSUM (1 << 18) | |
228 | #define FTGMAC100_TXDES1_IP_CHKSUM (1 << 19) | |
229 | #define FTGMAC100_TXDES1_LLC (1 << 22) | |
230 | #define FTGMAC100_TXDES1_TX2FIC (1 << 30) | |
231 | #define FTGMAC100_TXDES1_TXIC (1 << 31) | |
232 | ||
233 | /* | |
234 | * Receive descriptor, aligned to 16 bytes | |
235 | */ | |
236 | struct ftgmac100_rxdes { | |
4ca24152 BH |
237 | __le32 rxdes0; /* Control & status bits */ |
238 | __le32 rxdes1; /* Checksum and vlan status */ | |
239 | __le32 rxdes2; /* length/type on AST2500 */ | |
240 | __le32 rxdes3; /* DMA buffer address */ | |
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241 | } __attribute__ ((aligned(16))); |
242 | ||
243 | #define FTGMAC100_RXDES0_VDBC 0x3fff | |
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244 | #define FTGMAC100_RXDES0_MULTICAST (1 << 16) |
245 | #define FTGMAC100_RXDES0_BROADCAST (1 << 17) | |
246 | #define FTGMAC100_RXDES0_RX_ERR (1 << 18) | |
247 | #define FTGMAC100_RXDES0_CRC_ERR (1 << 19) | |
248 | #define FTGMAC100_RXDES0_FTL (1 << 20) | |
249 | #define FTGMAC100_RXDES0_RUNT (1 << 21) | |
250 | #define FTGMAC100_RXDES0_RX_ODD_NB (1 << 22) | |
251 | #define FTGMAC100_RXDES0_FIFO_FULL (1 << 23) | |
252 | #define FTGMAC100_RXDES0_PAUSE_OPCODE (1 << 24) | |
253 | #define FTGMAC100_RXDES0_PAUSE_FRAME (1 << 25) | |
254 | #define FTGMAC100_RXDES0_LRS (1 << 28) | |
255 | #define FTGMAC100_RXDES0_FRS (1 << 29) | |
256 | #define FTGMAC100_RXDES0_RXPKT_RDY (1 << 31) | |
257 | ||
4ca24152 BH |
258 | /* Errors we care about for dropping packets */ |
259 | #define RXDES0_ANY_ERROR ( \ | |
260 | FTGMAC100_RXDES0_RX_ERR | \ | |
261 | FTGMAC100_RXDES0_CRC_ERR | \ | |
262 | FTGMAC100_RXDES0_FTL | \ | |
263 | FTGMAC100_RXDES0_RUNT | \ | |
264 | FTGMAC100_RXDES0_RX_ODD_NB) | |
265 | ||
69785b79 PYC |
266 | #define FTGMAC100_RXDES1_VLANTAG_CI 0xffff |
267 | #define FTGMAC100_RXDES1_PROT_MASK (0x3 << 20) | |
268 | #define FTGMAC100_RXDES1_PROT_NONIP (0x0 << 20) | |
269 | #define FTGMAC100_RXDES1_PROT_IP (0x1 << 20) | |
270 | #define FTGMAC100_RXDES1_PROT_TCPIP (0x2 << 20) | |
271 | #define FTGMAC100_RXDES1_PROT_UDPIP (0x3 << 20) | |
272 | #define FTGMAC100_RXDES1_LLC (1 << 22) | |
273 | #define FTGMAC100_RXDES1_DF (1 << 23) | |
274 | #define FTGMAC100_RXDES1_VLANTAG_AVAIL (1 << 24) | |
275 | #define FTGMAC100_RXDES1_TCP_CHKSUM_ERR (1 << 25) | |
276 | #define FTGMAC100_RXDES1_UDP_CHKSUM_ERR (1 << 26) | |
277 | #define FTGMAC100_RXDES1_IP_CHKSUM_ERR (1 << 27) | |
278 | ||
279 | #endif /* __FTGMAC100_H */ |