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Po-Yu Chuang69785b72011-06-08 23:32:48 +00001/*
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
89/*
90 * Interrupt timer control register
91 */
92#define FTGMAC100_ITC_RXINT_CNT(x) (((x) & 0xf) << 0)
93#define FTGMAC100_ITC_RXINT_THR(x) (((x) & 0x7) << 4)
94#define FTGMAC100_ITC_RXINT_TIME_SEL (1 << 7)
95#define FTGMAC100_ITC_TXINT_CNT(x) (((x) & 0xf) << 8)
96#define FTGMAC100_ITC_TXINT_THR(x) (((x) & 0x7) << 12)
97#define FTGMAC100_ITC_TXINT_TIME_SEL (1 << 15)
98
99/*
100 * Automatic polling timer control register
101 */
102#define FTGMAC100_APTC_RXPOLL_CNT(x) (((x) & 0xf) << 0)
103#define FTGMAC100_APTC_RXPOLL_TIME_SEL (1 << 4)
104#define FTGMAC100_APTC_TXPOLL_CNT(x) (((x) & 0xf) << 8)
105#define FTGMAC100_APTC_TXPOLL_TIME_SEL (1 << 12)
106
107/*
108 * DMA burst length and arbitration control register
109 */
110#define FTGMAC100_DBLAC_RXFIFO_LTHR(x) (((x) & 0x7) << 0)
111#define FTGMAC100_DBLAC_RXFIFO_HTHR(x) (((x) & 0x7) << 3)
112#define FTGMAC100_DBLAC_RX_THR_EN (1 << 6)
113#define FTGMAC100_DBLAC_RXBURST_SIZE(x) (((x) & 0x3) << 8)
114#define FTGMAC100_DBLAC_TXBURST_SIZE(x) (((x) & 0x3) << 10)
115#define FTGMAC100_DBLAC_RXDES_SIZE(x) (((x) & 0xf) << 12)
116#define FTGMAC100_DBLAC_TXDES_SIZE(x) (((x) & 0xf) << 16)
117#define FTGMAC100_DBLAC_IFG_CNT(x) (((x) & 0x7) << 20)
118#define FTGMAC100_DBLAC_IFG_INC (1 << 23)
119
120/*
121 * DMA FIFO status register
122 */
123#define FTGMAC100_DMAFIFOS_RXDMA1_SM(dmafifos) ((dmafifos) & 0xf)
124#define FTGMAC100_DMAFIFOS_RXDMA2_SM(dmafifos) (((dmafifos) >> 4) & 0xf)
125#define FTGMAC100_DMAFIFOS_RXDMA3_SM(dmafifos) (((dmafifos) >> 8) & 0x7)
126#define FTGMAC100_DMAFIFOS_TXDMA1_SM(dmafifos) (((dmafifos) >> 12) & 0xf)
127#define FTGMAC100_DMAFIFOS_TXDMA2_SM(dmafifos) (((dmafifos) >> 16) & 0x3)
128#define FTGMAC100_DMAFIFOS_TXDMA3_SM(dmafifos) (((dmafifos) >> 18) & 0xf)
129#define FTGMAC100_DMAFIFOS_RXFIFO_EMPTY (1 << 26)
130#define FTGMAC100_DMAFIFOS_TXFIFO_EMPTY (1 << 27)
131#define FTGMAC100_DMAFIFOS_RXDMA_GRANT (1 << 28)
132#define FTGMAC100_DMAFIFOS_TXDMA_GRANT (1 << 29)
133#define FTGMAC100_DMAFIFOS_RXDMA_REQ (1 << 30)
134#define FTGMAC100_DMAFIFOS_TXDMA_REQ (1 << 31)
135
136/*
137 * Receive buffer size register
138 */
139#define FTGMAC100_RBSR_SIZE(x) ((x) & 0x3fff)
140
141/*
142 * MAC control register
143 */
144#define FTGMAC100_MACCR_TXDMA_EN (1 << 0)
145#define FTGMAC100_MACCR_RXDMA_EN (1 << 1)
146#define FTGMAC100_MACCR_TXMAC_EN (1 << 2)
147#define FTGMAC100_MACCR_RXMAC_EN (1 << 3)
148#define FTGMAC100_MACCR_RM_VLAN (1 << 4)
149#define FTGMAC100_MACCR_HPTXR_EN (1 << 5)
150#define FTGMAC100_MACCR_LOOP_EN (1 << 6)
151#define FTGMAC100_MACCR_ENRX_IN_HALFTX (1 << 7)
152#define FTGMAC100_MACCR_FULLDUP (1 << 8)
153#define FTGMAC100_MACCR_GIGA_MODE (1 << 9)
154#define FTGMAC100_MACCR_CRC_APD (1 << 10)
155#define FTGMAC100_MACCR_RX_RUNT (1 << 12)
156#define FTGMAC100_MACCR_JUMBO_LF (1 << 13)
157#define FTGMAC100_MACCR_RX_ALL (1 << 14)
158#define FTGMAC100_MACCR_HT_MULTI_EN (1 << 15)
159#define FTGMAC100_MACCR_RX_MULTIPKT (1 << 16)
160#define FTGMAC100_MACCR_RX_BROADPKT (1 << 17)
161#define FTGMAC100_MACCR_DISCARD_CRCERR (1 << 18)
162#define FTGMAC100_MACCR_FAST_MODE (1 << 19)
163#define FTGMAC100_MACCR_SW_RST (1 << 31)
164
165/*
166 * PHY control register
167 */
168#define FTGMAC100_PHYCR_MDC_CYCTHR_MASK 0x3f
169#define FTGMAC100_PHYCR_MDC_CYCTHR(x) ((x) & 0x3f)
170#define FTGMAC100_PHYCR_PHYAD(x) (((x) & 0x1f) << 16)
171#define FTGMAC100_PHYCR_REGAD(x) (((x) & 0x1f) << 21)
172#define FTGMAC100_PHYCR_MIIRD (1 << 26)
173#define FTGMAC100_PHYCR_MIIWR (1 << 27)
174
175/*
176 * PHY data register
177 */
178#define FTGMAC100_PHYDATA_MIIWDATA(x) ((x) & 0xffff)
179#define FTGMAC100_PHYDATA_MIIRDATA(phydata) (((phydata) >> 16) & 0xffff)
180
181/*
182 * Transmit descriptor, aligned to 16 bytes
183 */
184struct ftgmac100_txdes {
185 unsigned int txdes0;
186 unsigned int txdes1;
187 unsigned int txdes2; /* not used by HW */
188 unsigned int txdes3; /* TXBUF_BADR */
189} __attribute__ ((aligned(16)));
190
191#define FTGMAC100_TXDES0_TXBUF_SIZE(x) ((x) & 0x3fff)
192#define FTGMAC100_TXDES0_EDOTR (1 << 15)
193#define FTGMAC100_TXDES0_CRC_ERR (1 << 19)
194#define FTGMAC100_TXDES0_LTS (1 << 28)
195#define FTGMAC100_TXDES0_FTS (1 << 29)
196#define FTGMAC100_TXDES0_TXDMA_OWN (1 << 31)
197
198#define FTGMAC100_TXDES1_VLANTAG_CI(x) ((x) & 0xffff)
199#define FTGMAC100_TXDES1_INS_VLANTAG (1 << 16)
200#define FTGMAC100_TXDES1_TCP_CHKSUM (1 << 17)
201#define FTGMAC100_TXDES1_UDP_CHKSUM (1 << 18)
202#define FTGMAC100_TXDES1_IP_CHKSUM (1 << 19)
203#define FTGMAC100_TXDES1_LLC (1 << 22)
204#define FTGMAC100_TXDES1_TX2FIC (1 << 30)
205#define FTGMAC100_TXDES1_TXIC (1 << 31)
206
207/*
208 * Receive descriptor, aligned to 16 bytes
209 */
210struct ftgmac100_rxdes {
211 unsigned int rxdes0;
212 unsigned int rxdes1;
213 unsigned int rxdes2; /* not used by HW */
214 unsigned int rxdes3; /* RXBUF_BADR */
215} __attribute__ ((aligned(16)));
216
217#define FTGMAC100_RXDES0_VDBC 0x3fff
218#define FTGMAC100_RXDES0_EDORR (1 << 15)
219#define FTGMAC100_RXDES0_MULTICAST (1 << 16)
220#define FTGMAC100_RXDES0_BROADCAST (1 << 17)
221#define FTGMAC100_RXDES0_RX_ERR (1 << 18)
222#define FTGMAC100_RXDES0_CRC_ERR (1 << 19)
223#define FTGMAC100_RXDES0_FTL (1 << 20)
224#define FTGMAC100_RXDES0_RUNT (1 << 21)
225#define FTGMAC100_RXDES0_RX_ODD_NB (1 << 22)
226#define FTGMAC100_RXDES0_FIFO_FULL (1 << 23)
227#define FTGMAC100_RXDES0_PAUSE_OPCODE (1 << 24)
228#define FTGMAC100_RXDES0_PAUSE_FRAME (1 << 25)
229#define FTGMAC100_RXDES0_LRS (1 << 28)
230#define FTGMAC100_RXDES0_FRS (1 << 29)
231#define FTGMAC100_RXDES0_RXPKT_RDY (1 << 31)
232
233#define FTGMAC100_RXDES1_VLANTAG_CI 0xffff
234#define FTGMAC100_RXDES1_PROT_MASK (0x3 << 20)
235#define FTGMAC100_RXDES1_PROT_NONIP (0x0 << 20)
236#define FTGMAC100_RXDES1_PROT_IP (0x1 << 20)
237#define FTGMAC100_RXDES1_PROT_TCPIP (0x2 << 20)
238#define FTGMAC100_RXDES1_PROT_UDPIP (0x3 << 20)
239#define FTGMAC100_RXDES1_LLC (1 << 22)
240#define FTGMAC100_RXDES1_DF (1 << 23)
241#define FTGMAC100_RXDES1_VLANTAG_AVAIL (1 << 24)
242#define FTGMAC100_RXDES1_TCP_CHKSUM_ERR (1 << 25)
243#define FTGMAC100_RXDES1_UDP_CHKSUM_ERR (1 << 26)
244#define FTGMAC100_RXDES1_IP_CHKSUM_ERR (1 << 27)
245
246#endif /* __FTGMAC100_H */