xref: /openbsd/sys/dev/ic/dwqereg.h (revision 3bef86f7)
1 /*	$OpenBSD: dwqereg.h,v 1.5 2023/11/11 16:32:56 stsp Exp $	*/
2 /*
3  * Copyright (c) 2008, 2019 Mark Kettenis <kettenis@openbsd.org>
4  * Copyright (c) 2017, 2022 Patrick Wildt <patrick@blueri.se>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 #define GMAC_MAC_CONF		0x0000
20 #define  GMAC_MAC_CONF_CST		(1 << 21)
21 #define  GMAC_MAC_CONF_ACS		(1 << 20)
22 #define  GMAC_MAC_CONF_BE		(1 << 18)
23 #define  GMAC_MAC_CONF_JD		(1 << 17)
24 #define  GMAC_MAC_CONF_JE		(1 << 16)
25 #define  GMAC_MAC_CONF_PS		(1 << 15)
26 #define  GMAC_MAC_CONF_FES		(1 << 14)
27 #define  GMAC_MAC_CONF_DM		(1 << 13)
28 #define  GMAC_MAC_CONF_DCRS		(1 << 9)
29 #define  GMAC_MAC_CONF_TE		(1 << 1)
30 #define  GMAC_MAC_CONF_RE		(1 << 0)
31 #define GMAC_MAC_PACKET_FILTER	0x0008
32 #define  GMAC_MAC_PACKET_FILTER_HPF	(1 << 10)
33 #define  GMAC_MAC_PACKET_FILTER_PCF_MASK (3 << 6)
34 #define  GMAC_MAC_PACKET_FILTER_PCF_ALL	(2 << 6)
35 #define  GMAC_MAC_PACKET_FILTER_DBF	(1 << 5)
36 #define  GMAC_MAC_PACKET_FILTER_PM	(1 << 4)
37 #define  GMAC_MAC_PACKET_FILTER_HMC	(1 << 2)
38 #define  GMAC_MAC_PACKET_FILTER_HUC	(1 << 1)
39 #define  GMAC_MAC_PACKET_FILTER_PR	(1 << 0)
40 #define GMAC_MAC_HASH_TAB_REG0	0x0010
41 #define GMAC_MAC_HASH_TAB_REG1	0x0014
42 #define GMAC_INT_MASK		0x003c
43 #define  GMAC_INT_MASK_LPIIM		(1 << 10)
44 #define  GMAC_INT_MASK_PIM		(1 << 3)
45 #define  GMAC_INT_MASK_RIM		(1 << 0)
46 #define GMAC_QX_TX_FLOW_CTRL(x)	(0x0070 + (x) * 4)
47 #define  GMAC_QX_TX_FLOW_CTRL_PT_SHIFT	16
48 #define  GMAC_QX_TX_FLOW_CTRL_TFE	(1 << 0)
49 #define GMAC_RX_FLOW_CTRL	0x0090
50 #define  GMAC_RX_FLOW_CTRL_RFE		(1 << 0)
51 #define GMAC_RXQ_CTRL0		0x00a0
52 #define  GMAC_RXQ_CTRL0_QUEUE_CLR(x)	(0x3 << ((x) * 2)
53 #define  GMAC_RXQ_CTRL0_AVB_QUEUE_EN(x)	(1 << ((x) * 2))
54 #define  GMAC_RXQ_CTRL0_DCB_QUEUE_EN(x)	(2 << ((x) * 2))
55 #define GMAC_RXQ_CTRL1		0x00a4
56 #define GMAC_RXQ_CTRL2		0x00a8
57 #define GMAC_RXQ_CTRL3		0x00ac
58 #define GMAC_INT_STATUS		0x00b0
59 #define GMAC_INT_EN		0x00b4
60 #define GMAC_MAC_1US_TIC_CTR	0x00dc
61 #define GMAC_VERSION		0x0110
62 #define  GMAC_VERSION_SNPS_MASK		0xff
63 #define GMAC_MAC_HW_FEATURE(x)	(0x011c + (x) * 0x4)
64 #define  GMAC_MAC_HW_FEATURE1_TXFIFOSIZE(x) (((x) >> 6) & 0x1f)
65 #define  GMAC_MAC_HW_FEATURE1_RXFIFOSIZE(x) (((x) >> 0) & 0x1f)
66 #define GMAC_MAC_MDIO_ADDR	0x0200
67 #define  GMAC_MAC_MDIO_ADDR_PA_SHIFT	21
68 #define  GMAC_MAC_MDIO_ADDR_RDA_SHIFT	16
69 #define  GMAC_MAC_MDIO_ADDR_CR_SHIFT	8
70 #define  GMAC_MAC_MDIO_ADDR_CR_60_100	0
71 #define  GMAC_MAC_MDIO_ADDR_CR_100_150	1
72 #define  GMAC_MAC_MDIO_ADDR_CR_20_35	2
73 #define  GMAC_MAC_MDIO_ADDR_CR_35_60	3
74 #define  GMAC_MAC_MDIO_ADDR_CR_150_250	4
75 #define  GMAC_MAC_MDIO_ADDR_CR_250_300	5
76 #define  GMAC_MAC_MDIO_ADDR_CR_300_500	6
77 #define  GMAC_MAC_MDIO_ADDR_CR_500_800	7
78 #define  GMAC_MAC_MDIO_ADDR_SKAP	(1 << 4)
79 #define  GMAC_MAC_MDIO_ADDR_GOC_READ	(3 << 2)
80 #define  GMAC_MAC_MDIO_ADDR_GOC_WRITE	(1 << 2)
81 #define  GMAC_MAC_MDIO_ADDR_C45E	(1 << 1)
82 #define  GMAC_MAC_MDIO_ADDR_GB		(1 << 0)
83 #define GMAC_MAC_MDIO_DATA	0x0204
84 #define GMAC_MAC_ADDR0_HI	0x0300
85 #define GMAC_MAC_ADDR0_LO	0x0304
86 
87 #define GMAC_MTL_OPERATION_MODE	0x0c00
88 #define  GMAC_MTL_FRPE			(1 << 15)
89 #define  GMAC_MTL_OPERATION_SCHALG_MASK	(0x3 << 5)
90 #define  GMAC_MTL_OPERATION_SCHALG_WRR	(0x0 << 5)
91 #define  GMAC_MTL_OPERATION_SCHALG_WFQ	(0x1 << 5)
92 #define  GMAC_MTL_OPERATION_SCHALG_DWRR	(0x2 << 5)
93 #define  GMAC_MTL_OPERATION_SCHALG_SP	(0x3 << 5)
94 #define  GMAC_MTL_OPERATION_RAA_MASK	(0x1 << 2)
95 #define  GMAC_MTL_OPERATION_RAA_SP	(0x0 << 2)
96 #define  GMAC_MTL_OPERATION_RAA_WSP	(0x1 << 2)
97 
98 #define GMAC_MTL_CHAN_BASE_ADDR(x)	(0x0d00 + (x) * 0x40)
99 #define GMAC_MTL_CHAN_TX_OP_MODE(x)	(GMAC_MTL_CHAN_BASE_ADDR(x) + 0x0)
100 #define  GMAC_MTL_CHAN_TX_OP_MODE_TQS_MASK	(0x1ffU << 16)
101 #define  GMAC_MTL_CHAN_TX_OP_MODE_TQS_SHIFT	16
102 #define  GMAC_MTL_CHAN_TX_OP_MODE_TTC_MASK	(0x7 << 4)
103 #define  GMAC_MTL_CHAN_TX_OP_MODE_TTC_SHIFT	4
104 #define  GMAC_MTL_CHAN_TX_OP_MODE_TTC_32	0
105 #define  GMAC_MTL_CHAN_TX_OP_MODE_TTC_64	(1 << 4)
106 #define  GMAC_MTL_CHAN_TX_OP_MODE_TTC_96	(2 << 4)
107 #define  GMAC_MTL_CHAN_TX_OP_MODE_TTC_128	(3 << 4)
108 #define  GMAC_MTL_CHAN_TX_OP_MODE_TTC_192	(4 << 4)
109 #define  GMAC_MTL_CHAN_TX_OP_MODE_TTC_256	(5 << 4)
110 #define  GMAC_MTL_CHAN_TX_OP_MODE_TTC_384	(6 << 4)
111 #define  GMAC_MTL_CHAN_TX_OP_MODE_TTC_512	(7 << 4)
112 #define  GMAC_MTL_CHAN_TX_OP_MODE_TXQEN_MASK	(0x3 << 2)
113 #define  GMAC_MTL_CHAN_TX_OP_MODE_TXQEN_AV	(1 << 2)
114 #define  GMAC_MTL_CHAN_TX_OP_MODE_TXQEN		(2 << 2)
115 #define  GMAC_MTL_CHAN_TX_OP_MODE_TSF		(1 << 1)
116 #define  GMAC_MTL_CHAN_TX_OP_MODE_FTQ		(1 << 0)
117 #define GMAC_MTL_CHAN_TX_DEBUG(x)	(GMAC_MTL_CHAN_BASE_ADDR(x) + 0x8)
118 #define GMAC_MTL_CHAN_INT_CTRL(x)	(GMAC_MTL_CHAN_BASE_ADDR(x) + 0x2c)
119 #define GMAC_MTL_CHAN_RX_OP_MODE(x)	(GMAC_MTL_CHAN_BASE_ADDR(x) + 0x30)
120 #define  GMAC_MTL_CHAN_RX_OP_MODE_RQS_MASK	(0x3ffU << 20)
121 #define  GMAC_MTL_CHAN_RX_OP_MODE_RQS_SHIFT	20
122 #define  GMAC_MTL_CHAN_RX_OP_MODE_RFD_MASK	(0x3fU << 14)
123 #define  GMAC_MTL_CHAN_RX_OP_MODE_RFD_SHIFT	14
124 #define  GMAC_MTL_CHAN_RX_OP_MODE_RFA_MASK	(0x3fU << 8)
125 #define  GMAC_MTL_CHAN_RX_OP_MODE_RFA_SHIFT	8
126 #define  GMAC_MTL_CHAN_RX_OP_MODE_EHFC		(1 << 7)
127 #define  GMAC_MTL_CHAN_RX_OP_MODE_RSF		(1 << 5)
128 #define  GMAC_MTL_CHAN_RX_OP_MODE_RTC_MASK	(0x3 << 3)
129 #define  GMAC_MTL_CHAN_RX_OP_MODE_RTC_SHIFT	3
130 #define  GMAC_MTL_CHAN_RX_OP_MODE_RTC_32	(1 << 3)
131 #define  GMAC_MTL_CHAN_RX_OP_MODE_RTC_64	(0 << 3)
132 #define  GMAC_MTL_CHAN_RX_OP_MODE_RTC_96	(2 << 3)
133 #define  GMAC_MTL_CHAN_RX_OP_MODE_RTC_128	(3 << 3)
134 #define GMAC_MTL_CHAN_RX_DEBUG(x)	(GMAC_MTL_CHAN_BASE_ADDR(x) + 0x38)
135 
136 #define GMAC_BUS_MODE		0x1000
137 #define  GMAC_BUS_MODE_DCHE		(1 << 19)
138 #define  GMAC_BUS_MODE_SWR		(1 << 0)
139 #define GMAC_SYS_BUS_MODE	0x1004
140 #define  GMAC_SYS_BUS_MODE_EN_LPI		(1U << 31)
141 #define  GMAC_SYS_BUS_MODE_LPI_XIT_FRM		(1 << 30)
142 #define  GMAC_SYS_BUS_MODE_WR_OSR_LMT_MASK	(0xf << 24)
143 #define  GMAC_SYS_BUS_MODE_WR_OSR_LMT_SHIFT	24
144 #define  GMAC_SYS_BUS_MODE_RD_OSR_LMT_MASK	(0xf << 16)
145 #define  GMAC_SYS_BUS_MODE_RD_OSR_LMT_SHIFT	16
146 #define  GMAC_SYS_BUS_MODE_MB			(1 << 14)
147 #define  GMAC_SYS_BUS_MODE_AAL			(1 << 12)
148 #define  GMAC_SYS_BUS_MODE_EAME			(1 << 11)
149 #define  GMAC_SYS_BUS_MODE_BLEN_256		(1 << 7)
150 #define  GMAC_SYS_BUS_MODE_BLEN_128		(1 << 6)
151 #define  GMAC_SYS_BUS_MODE_BLEN_64		(1 << 5)
152 #define  GMAC_SYS_BUS_MODE_BLEN_32		(1 << 4)
153 #define  GMAC_SYS_BUS_MODE_BLEN_16		(1 << 3)
154 #define  GMAC_SYS_BUS_MODE_BLEN_8		(1 << 2)
155 #define  GMAC_SYS_BUS_MODE_BLEN_4		(1 << 1)
156 #define  GMAC_SYS_BUS_MODE_FB			(1 << 0)
157 
158 #define GMAC_CHAN_BASE_ADDR(x)		(0x1100 + (x) * 0x80)
159 #define GMAC_CHAN_CONTROL(x)		(GMAC_CHAN_BASE_ADDR(x) + 0x0)
160 #define  GMAC_CHAN_CONTROL_8XPBL		(1 << 16)
161 #define GMAC_CHAN_TX_CONTROL(x)		(GMAC_CHAN_BASE_ADDR(x) + 0x4)
162 #define  GMAC_CHAN_TX_CONTROL_PBL_MASK		(0x3f << 16)
163 #define  GMAC_CHAN_TX_CONTROL_PBL_SHIFT		16
164 #define  GMAC_CHAN_TX_CONTROL_OSP		(1 << 4)
165 #define  GMAC_CHAN_TX_CONTROL_ST		(1 << 0)
166 #define GMAC_CHAN_RX_CONTROL(x)		(GMAC_CHAN_BASE_ADDR(x) + 0x8)
167 #define  GMAC_CHAN_RX_CONTROL_RPBL_MASK		(0x3f << 16)
168 #define  GMAC_CHAN_RX_CONTROL_RPBL_SHIFT	16
169 #define  GMAC_CHAN_RX_CONTROL_SR		(1 << 0)
170 #define GMAC_CHAN_TX_BASE_ADDR_HI(x)	(GMAC_CHAN_BASE_ADDR(x) + 0x10)
171 #define GMAC_CHAN_TX_BASE_ADDR(x)	(GMAC_CHAN_BASE_ADDR(x) + 0x14)
172 #define GMAC_CHAN_RX_BASE_ADDR_HI(x)	(GMAC_CHAN_BASE_ADDR(x) + 0x18)
173 #define GMAC_CHAN_RX_BASE_ADDR(x)	(GMAC_CHAN_BASE_ADDR(x) + 0x1c)
174 #define GMAC_CHAN_TX_END_ADDR(x)	(GMAC_CHAN_BASE_ADDR(x) + 0x20)
175 #define GMAC_CHAN_RX_END_ADDR(x)	(GMAC_CHAN_BASE_ADDR(x) + 0x28)
176 #define GMAC_CHAN_TX_RING_LEN(x)	(GMAC_CHAN_BASE_ADDR(x) + 0x2c)
177 #define GMAC_CHAN_RX_RING_LEN(x)	(GMAC_CHAN_BASE_ADDR(x) + 0x30)
178 #define GMAC_CHAN_INTR_ENA(x)		(GMAC_CHAN_BASE_ADDR(x) + 0x34)
179 #define  GMAC_CHAN_INTR_ENA_NIE			(1 << 15)
180 #define  GMAC_CHAN_INTR_ENA_AIE			(1 << 14)
181 #define  GMAC_CHAN_INTR_ENA_CDE			(1 << 13)
182 #define  GMAC_CHAN_INTR_ENA_FBE			(1 << 12)
183 #define  GMAC_CHAN_INTR_ENA_ERE			(1 << 11)
184 #define  GMAC_CHAN_INTR_ENA_ETE			(1 << 10)
185 #define  GMAC_CHAN_INTR_ENA_RWE			(1 << 9)
186 #define  GMAC_CHAN_INTR_ENA_RSE			(1 << 8)
187 #define  GMAC_CHAN_INTR_ENA_RBUE		(1 << 7)
188 #define  GMAC_CHAN_INTR_ENA_RIE			(1 << 6)
189 #define  GMAC_CHAN_INTR_ENA_TBUE		(1 << 2)
190 #define  GMAC_CHAN_INTR_ENA_TSE			(1 << 1)
191 #define  GMAC_CHAN_INTR_ENA_TIE			(1 << 0)
192 #define GMAC_CHAN_RX_WATCHDOG(x)	(GMAC_CHAN_CONTROL(x) + 0x38)
193 #define GMAC_CHAN_SLOT_CTRL_STATUS(x)	(GMAC_CHAN_CONTROL(x) + 0x3c)
194 #define GMAC_CHAN_CUR_TX_DESC(x)	(GMAC_CHAN_CONTROL(x) + 0x44)
195 #define GMAC_CHAN_CUR_RX_DESC(x)	(GMAC_CHAN_CONTROL(x) + 0x4c)
196 #define GMAC_CHAN_CUR_TX_BUF_ADDR(x)	(GMAC_CHAN_CONTROL(x) + 0x54)
197 #define GMAC_CHAN_CUR_RX_BUF_ADDR(x)	(GMAC_CHAN_CONTROL(x) + 0x5c)
198 #define GMAC_CHAN_STATUS(x)		(GMAC_CHAN_CONTROL(x) + 0x60)
199 #define  GMAC_CHAN_STATUS_REB_MASK		0x7
200 #define  GMAC_CHAN_STATUS_REB_SHIFT		19
201 #define  GMAC_CHAN_STATUS_TEB_MASK		0x7
202 #define  GMAC_CHAN_STATUS_TEB_SHIFT		16
203 #define  GMAC_CHAN_STATUS_NIS			(1 << 15)
204 #define  GMAC_CHAN_STATUS_AIS			(1 << 14)
205 #define  GMAC_CHAN_STATUS_CDE			(1 << 13)
206 #define  GMAC_CHAN_STATUS_FBE			(1 << 12)
207 #define  GMAC_CHAN_STATUS_ERI			(1 << 11)
208 #define  GMAC_CHAN_STATUS_ETI			(1 << 10)
209 #define  GMAC_CHAN_STATUS_RWT			(1 << 9)
210 #define  GMAC_CHAN_STATUS_RPS			(1 << 8)
211 #define  GMAC_CHAN_STATUS_RBU			(1 << 7)
212 #define  GMAC_CHAN_STATUS_RI			(1 << 6)
213 #define  GMAC_CHAN_STATUS_TBU			(1 << 2)
214 #define  GMAC_CHAN_STATUS_TPS			(1 << 1)
215 #define  GMAC_CHAN_STATUS_TI			(1 << 0)
216 
217 /*
218  * DWQE descriptors.
219  */
220 
221 struct dwqe_desc {
222 	uint32_t sd_tdes0;
223 	uint32_t sd_tdes1;
224 	uint32_t sd_tdes2;
225 	uint32_t sd_tdes3;
226 };
227 
228 /* Tx bits */
229 #define TDES2_IC		(1U << 31)
230 #define TDES3_ES		(1 << 15)
231 #define TDES3_DE		(1 << 23)
232 #define TDES3_LS		(1 << 28)
233 #define TDES3_FS		(1 << 29)
234 #define TDES3_OWN		(1U << 31)
235 
236 /* Rx bits */
237 #define RDES3_ES		(1 << 15)
238 #define RDES3_DE		(1 << 19)
239 #define RDES3_RE		(1 << 20)
240 #define RDES3_OE		(1 << 21)
241 #define RDES3_RWT		(1 << 22)
242 #define RDES3_CE		(1 << 24)
243 #define RDES3_BUF1V		(1 << 24)
244 #define RDES3_IC		(1 << 30)
245 #define RDES3_OWN		(1U << 31)
246 #define RDES3_LENGTH		(0x7fff << 0)
247