summaryrefslogtreecommitdiffstats
path: root/drivers/net/ftgmac100.h
blob: 71121ba9d40f53dae8a3aad38103ac2b5a70cc3a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
/*
 * Faraday FTGMAC100 Ethernet
 *
 * (C) Copyright 2010 Faraday Technology
 * Po-Yu Chuang <ratbert@faraday-tech.com>
 *
 * (C) Copyright 2010 Andes Technology
 * Macpaul Lin <macpaul@andestech.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef __FTGMAC100_H
#define __FTGMAC100_H

/* The registers offset table of ftgmac100 */
struct ftgmac100 {
	unsigned int	isr;		/* 0x00 */
	unsigned int	ier;		/* 0x04 */
	unsigned int	mac_madr;	/* 0x08 */
	unsigned int	mac_ladr;	/* 0x0c */
	unsigned int	maht0;		/* 0x10 */
	unsigned int	maht1;		/* 0x14 */
	unsigned int	txpd;		/* 0x18 */
	unsigned int	rxpd;		/* 0x1c */
	unsigned int	txr_badr;	/* 0x20 */
	unsigned int	rxr_badr;	/* 0x24 */
	unsigned int	hptxpd;		/* 0x28 */
	unsigned int	hptxpd_badr;	/* 0x2c */
	unsigned int	itc;		/* 0x30 */
	unsigned int	aptc;		/* 0x34 */
	unsigned int	dblac;		/* 0x38 */
	unsigned int	dmafifos;	/* 0x3c */
	unsigned int	revr;		/* 0x40 */
	unsigned int	fear;		/* 0x44 */
	unsigned int	tpafcr;		/* 0x48 */
	unsigned int	rbsr;		/* 0x4c */
	unsigned int	maccr;		/* 0x50 */
	unsigned int	macsr;		/* 0x54 */
	unsigned int	tm;		/* 0x58 */
	unsigned int	resv1;		/* 0x5c */ /* not defined in spec */
	unsigned int	phycr;		/* 0x60 */
	unsigned int	phydata;	/* 0x64 */
	unsigned int	fcr;		/* 0x68 */
	unsigned int	bpr;		/* 0x6c */
	unsigned int	wolcr;		/* 0x70 */
	unsigned int	wolsr;		/* 0x74 */
	unsigned int	wfcrc;		/* 0x78 */
	unsigned int	resv2;		/* 0x7c */ /* not defined in spec */
	unsigned int	wfbm1;		/* 0x80 */
	unsigned int	wfbm2;		/* 0x84 */
	unsigned int	wfbm3;		/* 0x88 */
	unsigned int	wfbm4;		/* 0x8c */
	unsigned int	nptxr_ptr;	/* 0x90 */
	unsigned int	hptxr_ptr;	/* 0x94 */
	unsigned int	rxr_ptr;	/* 0x98 */
	unsigned int	resv3;		/* 0x9c */ /* not defined in spec */
	unsigned int	tx;		/* 0xa0 */
	unsigned int	tx_mcol_scol;	/* 0xa4 */
	unsigned int	tx_ecol_fail;	/* 0xa8 */
	unsigned int	tx_lcol_und;	/* 0xac */
	unsigned int	rx;		/* 0xb0 */
	unsigned int	rx_bc;		/* 0xb4 */
	unsigned int	rx_mc;		/* 0xb8 */
	unsigned int	rx_pf_aep;	/* 0xbc */
	unsigned int	rx_runt;	/* 0xc0 */
	unsigned int	rx_crcer_ftl;	/* 0xc4 */
	unsigned int	rx_col_lost;	/* 0xc8 */
};

/*
 * Interrupt status register & interrupt enable register
 */
#define FTGMAC100_INT_RPKT_BUF		(1 << 0)
#define FTGMAC100_INT_RPKT_FIFO		(1 << 1)
#define FTGMAC100_INT_NO_RXBUF		(1 << 2)
#define FTGMAC100_INT_RPKT_LOST		(1 << 3)
#define FTGMAC100_INT_XPKT_ETH		(1 << 4)
#define FTGMAC100_INT_XPKT_FIFO		(1 << 5)
#define FTGMAC100_INT_NO_NPTXBUF	(1 << 6)
#define FTGMAC100_INT_XPKT_LOST		(1 << 7)
#define FTGMAC100_INT_AHB_ERR		(1 << 8)
#define FTGMAC100_INT_PHYSTS_CHG	(1 << 9)
#define FTGMAC100_INT_NO_HPTXBUF	(1 << 10)

/*
 * Interrupt timer control register
 */
#define FTGMAC100_ITC_RXINT_CNT(x)	(((x) & 0xf) << 0)
#define FTGMAC100_ITC_RXINT_THR(x)	(((x) & 0x7) << 4)
#define FTGMAC100_ITC_RXINT_TIME_SEL	(1 << 7)
#define FTGMAC100_ITC_TXINT_CNT(x)	(((x) & 0xf) << 8)
#define FTGMAC100_ITC_TXINT_THR(x)	(((x) & 0x7) << 12)
#define FTGMAC100_ITC_TXINT_TIME_SEL	(1 << 15)

/*
 * Automatic polling timer control register
 */
#define FTGMAC100_APTC_RXPOLL_CNT(x)	(((x) & 0xf) << 0)
#define FTGMAC100_APTC_RXPOLL_TIME_SEL	(1 << 4)
#define FTGMAC100_APTC_TXPOLL_CNT(x)	(((x) & 0xf) << 8)
#define FTGMAC100_APTC_TXPOLL_TIME_SEL	(1 << 12)

/*
 * DMA burst length and arbitration control register
 */
#define FTGMAC100_DBLAC_RXFIFO_LTHR(x)	(((x) & 0x7) << 0)
#define FTGMAC100_DBLAC_RXFIFO_HTHR(x)	(((x) & 0x7) << 3)
#define FTGMAC100_DBLAC_RX_THR_EN	(1 << 6)
#define FTGMAC100_DBLAC_RXBURST_SIZE(x)	(((x) & 0x3) << 8)
#define FTGMAC100_DBLAC_TXBURST_SIZE(x)	(((x) & 0x3) << 10)
#define FTGMAC100_DBLAC_RXDES_SIZE(x)	(((x) & 0xf) << 12)
#define FTGMAC100_DBLAC_TXDES_SIZE(x)	(((x) & 0xf) << 16)
#define FTGMAC100_DBLAC_IFG_CNT(x)	(((x) & 0x7) << 20)
#define FTGMAC100_DBLAC_IFG_INC		(1 << 23)

/*
 * DMA FIFO status register
 */
#define FTGMAC100_DMAFIFOS_RXDMA1_SM(dmafifos)	((dmafifos) & 0xf)
#define FTGMAC100_DMAFIFOS_RXDMA2_SM(dmafifos)	(((dmafifos) >> 4) & 0xf)
#define FTGMAC100_DMAFIFOS_RXDMA3_SM(dmafifos)	(((dmafifos) >> 8) & 0x7)
#define FTGMAC100_DMAFIFOS_TXDMA1_SM(dmafifos)	(((dmafifos) >> 12) & 0xf)
#define FTGMAC100_DMAFIFOS_TXDMA2_SM(dmafifos)	(((dmafifos) >> 16) & 0x3)
#define FTGMAC100_DMAFIFOS_TXDMA3_SM(dmafifos)	(((dmafifos) >> 18) & 0xf)
#define FTGMAC100_DMAFIFOS_RXFIFO_EMPTY		(1 << 26)
#define FTGMAC100_DMAFIFOS_TXFIFO_EMPTY		(1 << 27)
#define FTGMAC100_DMAFIFOS_RXDMA_GRANT		(1 << 28)
#define FTGMAC100_DMAFIFOS_TXDMA_GRANT		(1 << 29)
#define FTGMAC100_DMAFIFOS_RXDMA_REQ		(1 << 30)
#define FTGMAC100_DMAFIFOS_TXDMA_REQ		(1 << 31)

/*
 * Receive buffer size register
 */
#define FTGMAC100_RBSR_SIZE(x)		((x) & 0x3fff)

/*
 * MAC control register
 */
#define FTGMAC100_MACCR_TXDMA_EN	(1 << 0)
#define FTGMAC100_MACCR_RXDMA_EN	(1 << 1)
#define FTGMAC100_MACCR_TXMAC_EN	(1 << 2)
#define FTGMAC100_MACCR_RXMAC_EN	(1 << 3)
#define FTGMAC100_MACCR_RM_VLAN		(1 << 4)
#define FTGMAC100_MACCR_HPTXR_EN	(1 << 5)
#define FTGMAC100_MACCR_LOOP_EN		(1 << 6)
#define FTGMAC100_MACCR_ENRX_IN_HALFTX	(1 << 7)
#define FTGMAC100_MACCR_FULLDUP		(1 << 8)
#define FTGMAC100_MACCR_GIGA_MODE	(1 << 9)
#define FTGMAC100_MACCR_CRC_APD		(1 << 10)
#define FTGMAC100_MACCR_RX_RUNT		(1 << 12)
#define FTGMAC100_MACCR_JUMBO_LF	(1 << 13)
#define FTGMAC100_MACCR_RX_ALL		(1 << 14)
#define FTGMAC100_MACCR_HT_MULTI_EN	(1 << 15)
#define FTGMAC100_MACCR_RX_MULTIPKT	(1 << 16)
#define FTGMAC100_MACCR_RX_BROADPKT	(1 << 17)
#define FTGMAC100_MACCR_DISCARD_CRCERR	(1 << 18)
#define FTGMAC100_MACCR_FAST_MODE	(1 << 19)
#define FTGMAC100_MACCR_SW_RST		(1 << 31)

/*
 * PHY control register
 */
#define FTGMAC100_PHYCR_MDC_CYCTHR_MASK	0x3f
#define FTGMAC100_PHYCR_MDC_CYCTHR(x)	((x) & 0x3f)
#define FTGMAC100_PHYCR_PHYAD(x)	(((x) & 0x1f) << 16)
#define FTGMAC100_PHYCR_REGAD(x)	(((x) & 0x1f) << 21)
#define FTGMAC100_PHYCR_MIIRD		(1 << 26)
#define FTGMAC100_PHYCR_MIIWR		(1 << 27)

/*
 * PHY data register
 */
#define FTGMAC100_PHYDATA_MIIWDATA(x)		((x) & 0xffff)
#define FTGMAC100_PHYDATA_MIIRDATA(phydata)	(((phydata) >> 16) & 0xffff)

/*
 * Transmit descriptor, aligned to 16 bytes
 */
struct ftgmac100_txdes {
	unsigned int	txdes0;
	unsigned int	txdes1;
	unsigned int	txdes2;	/* not used by HW */
	unsigned int	txdes3;	/* TXBUF_BADR */
} __attribute__ ((aligned(16)));

#define FTGMAC100_TXDES0_TXBUF_SIZE(x)	((x) & 0x3fff)
#define FTGMAC100_TXDES0_EDOTR		(1 << 15)
#define FTGMAC100_TXDES0_CRC_ERR	(1 << 19)
#define FTGMAC100_TXDES0_LTS		(1 << 28)
#define FTGMAC100_TXDES0_FTS		(1 << 29)
#define FTGMAC100_TXDES0_TXDMA_OWN	(1 << 31)

#define FTGMAC100_TXDES1_VLANTAG_CI(x)	((x) & 0xffff)
#define FTGMAC100_TXDES1_INS_VLANTAG	(1 << 16)
#define FTGMAC100_TXDES1_TCP_CHKSUM	(1 << 17)
#define FTGMAC100_TXDES1_UDP_CHKSUM	(1 << 18)
#define FTGMAC100_TXDES1_IP_CHKSUM	(1 << 19)
#define FTGMAC100_TXDES1_LLC		(1 << 22)
#define FTGMAC100_TXDES1_TX2FIC		(1 << 30)
#define FTGMAC100_TXDES1_TXIC		(1 << 31)

/*
 * Receive descriptor, aligned to 16 bytes
 */
struct ftgmac100_rxdes {
	unsigned int	rxdes0;
	unsigned int	rxdes1;
	unsigned int	rxdes2;	/* not used by HW */
	unsigned int	rxdes3;	/* RXBUF_BADR */
} __attribute__ ((aligned(16)));

#define FTGMAC100_RXDES0_VDBC(x)	((x) & 0x3fff)
#define FTGMAC100_RXDES0_EDORR		(1 << 15)
#define FTGMAC100_RXDES0_MULTICAST	(1 << 16)
#define FTGMAC100_RXDES0_BROADCAST	(1 << 17)
#define FTGMAC100_RXDES0_RX_ERR		(1 << 18)
#define FTGMAC100_RXDES0_CRC_ERR	(1 << 19)
#define FTGMAC100_RXDES0_FTL		(1 << 20)
#define FTGMAC100_RXDES0_RUNT		(1 << 21)
#define FTGMAC100_RXDES0_RX_ODD_NB	(1 << 22)
#define FTGMAC100_RXDES0_FIFO_FULL	(1 << 23)
#define FTGMAC100_RXDES0_PAUSE_OPCODE	(1 << 24)
#define FTGMAC100_RXDES0_PAUSE_FRAME	(1 << 25)
#define FTGMAC100_RXDES0_LRS		(1 << 28)
#define FTGMAC100_RXDES0_FRS		(1 << 29)
#define FTGMAC100_RXDES0_RXPKT_RDY	(1 << 31)

#define FTGMAC100_RXDES1_VLANTAG_CI	0xffff
#define FTGMAC100_RXDES1_PROT_MASK	(0x3 << 20)
#define FTGMAC100_RXDES1_PROT_NONIP	(0x0 << 20)
#define FTGMAC100_RXDES1_PROT_IP	(0x1 << 20)
#define FTGMAC100_RXDES1_PROT_TCPIP	(0x2 << 20)
#define FTGMAC100_RXDES1_PROT_UDPIP	(0x3 << 20)
#define FTGMAC100_RXDES1_LLC		(1 << 22)
#define FTGMAC100_RXDES1_DF		(1 << 23)
#define FTGMAC100_RXDES1_VLANTAG_AVAIL	(1 << 24)
#define FTGMAC100_RXDES1_TCP_CHKSUM_ERR	(1 << 25)
#define FTGMAC100_RXDES1_UDP_CHKSUM_ERR	(1 << 26)
#define FTGMAC100_RXDES1_IP_CHKSUM_ERR	(1 << 27)

#endif /* __FTGMAC100_H */
OpenPOWER on IntegriCloud