xref: /dpdk/drivers/net/hns3/hns3_regs.h (revision 78399874af509e129c13c6771aafa8f27c456c95)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2018-2021 HiSilicon Limited.
3  */
4 
5 #ifndef HNS3_REGS_H
6 #define HNS3_REGS_H
7 
8 #include <ethdev_driver.h>
9 #include <rte_dev_info.h>
10 
11 /* bar registers for cmdq */
12 #define HNS3_CMDQ_TX_ADDR_L_REG		0x27000
13 #define HNS3_CMDQ_TX_ADDR_H_REG		0x27004
14 #define HNS3_CMDQ_TX_DEPTH_REG		0x27008
15 #define HNS3_CMDQ_TX_TAIL_REG		0x27010
16 #define HNS3_CMDQ_TX_HEAD_REG		0x27014
17 #define HNS3_CMDQ_RX_ADDR_L_REG		0x27018
18 #define HNS3_CMDQ_RX_ADDR_H_REG		0x2701c
19 #define HNS3_CMDQ_RX_DEPTH_REG		0x27020
20 #define HNS3_CMDQ_RX_TAIL_REG		0x27024
21 #define HNS3_CMDQ_RX_HEAD_REG		0x27028
22 #define HNS3_CMDQ_INTR_STS_REG		0x27104
23 #define HNS3_CMDQ_INTR_EN_REG		0x27108
24 #define HNS3_CMDQ_INTR_GEN_REG		0x2710C
25 
26 /* Vector0 interrupt CMDQ event source register(RW) */
27 #define HNS3_VECTOR0_CMDQ_SRC_REG	0x27100
28 /* Vector0 interrupt CMDQ event status register(RO) */
29 #define HNS3_VECTOR0_CMDQ_STAT_REG	0x27104
30 
31 #define HNS3_VECTOR0_OTHER_INT_STS_REG	0x20800
32 
33 #define HNS3_RAS_PF_OTHER_INT_STS_REG	0x20B00
34 #define HNS3_RAS_REG_NFE_MASK		0xFF00
35 
36 #define HNS3_MISC_VECTOR_REG_BASE	0x20400
37 #define HNS3_VECTOR0_OTER_EN_REG	0x20600
38 #define HNS3_MISC_RESET_STS_REG		0x20700
39 #define HNS3_GLOBAL_RESET_REG		0x20A00
40 #define HNS3_FUN_RST_ING		0x20C00
41 #define HNS3_GRO_EN_REG			0x28000
42 
43 #define HNS3_RPU_DROP_CNT_REG		0x28004
44 #define HNS3_RXD_ADV_LAYOUT_EN_REG	0x28008
45 
46 /* Vector0 register bits for reset */
47 #define HNS3_VECTOR0_FUNCRESET_INT_B	0
48 #define HNS3_VECTOR0_GLOBALRESET_INT_B	5
49 #define HNS3_VECTOR0_CORERESET_INT_B	6
50 #define HNS3_VECTOR0_IMPRESET_INT_B	7
51 
52 /* CMDQ register bits for RX event(=MBX event) */
53 #define HNS3_VECTOR0_RX_CMDQ_INT_B	1
54 #define HNS3_VECTOR0_REG_MSIX_MASK	0x1FF00
55 /* RST register bits for RESET event */
56 #define HNS3_VECTOR0_RST_INT_B	2
57 
58 #define HNS3_VF_RST_ING			0x07008
59 #define HNS3_VF_RST_ING_BIT		BIT(16)
60 
61 /* bar registers for rcb */
62 #define HNS3_RING_RX_BASEADDR_L_REG		0x00000
63 #define HNS3_RING_RX_BASEADDR_H_REG		0x00004
64 #define HNS3_RING_RX_BD_NUM_REG			0x00008
65 #define HNS3_RING_RX_BD_LEN_REG			0x0000C
66 #define HNS3_RING_RX_MERGE_EN_REG		0x00014
67 #define HNS3_RING_RX_TAIL_REG			0x00018
68 #define HNS3_RING_RX_HEAD_REG			0x0001C
69 #define HNS3_RING_RX_FBDNUM_REG			0x00020
70 #define HNS3_RING_RX_OFFSET_REG			0x00024
71 #define HNS3_RING_RX_FBD_OFFSET_REG		0x00028
72 #define HNS3_RING_RX_PKTNUM_RECORD_REG		0x0002C
73 #define HNS3_RING_RX_STASH_REG			0x00030
74 #define HNS3_RING_RX_BD_ERR_REG			0x00034
75 
76 #define HNS3_RING_TX_BASEADDR_L_REG		0x00040
77 #define HNS3_RING_TX_BASEADDR_H_REG		0x00044
78 #define HNS3_RING_TX_BD_NUM_REG			0x00048
79 #define HNS3_RING_TX_PRIORITY_REG		0x0004C
80 #define HNS3_RING_TX_TC_REG			0x00050
81 #define HNS3_RING_TX_MERGE_EN_REG		0x00054
82 #define HNS3_RING_TX_TAIL_REG			0x00058
83 #define HNS3_RING_TX_HEAD_REG			0x0005C
84 #define HNS3_RING_TX_FBDNUM_REG			0x00060
85 #define HNS3_RING_TX_OFFSET_REG			0x00064
86 #define HNS3_RING_TX_EBD_NUM_REG		0x00068
87 #define HNS3_RING_TX_PKTNUM_RECORD_REG		0x0006C
88 #define HNS3_RING_TX_EBD_OFFSET_REG		0x00070
89 #define HNS3_RING_TX_BD_ERR_REG			0x00074
90 
91 #define HNS3_RING_EN_REG			0x00090
92 #define HNS3_RING_RX_EN_REG			0x00098
93 #define HNS3_RING_TX_EN_REG			0x000d4
94 
95 #define HNS3_RING_EN_B				0
96 
97 #define HNS3_TQP_REG_OFFSET			0x80000
98 #define HNS3_TQP_REG_SIZE			0x200
99 
100 #define HNS3_TQP_EXT_REG_OFFSET			0x100
101 #define HNS3_MIN_EXTEND_QUEUE_ID		1024
102 
103 /* bar registers for tqp interrupt */
104 #define HNS3_TQP_INTR_REG_BASE			0x20000
105 #define HNS3_TQP_INTR_EXT_REG_BASE		0x30000
106 #define HNS3_TQP_INTR_CTRL_REG			0
107 #define HNS3_TQP_INTR_GL0_REG			0x100
108 #define HNS3_TQP_INTR_GL1_REG			0x200
109 #define HNS3_TQP_INTR_GL2_REG			0x300
110 #define HNS3_TQP_INTR_RL_REG			0x900
111 #define HNS3_TQP_INTR_TX_QL_REG			0xe00
112 #define HNS3_TQP_INTR_RX_QL_REG			0xf00
113 #define HNS3_TQP_INTR_RL_EN_B			6
114 
115 #define HNS3_MIN_EXT_TQP_INTR_ID		64
116 #define HNS3_TQP_INTR_LOW_ORDER_OFFSET		0x4
117 #define HNS3_TQP_INTR_HIGH_ORDER_OFFSET		0x1000
118 
119 #define HNS3_TQP_INTR_GL_MAX			0x1FE0
120 #define HNS3_TQP_INTR_GL_DEFAULT		20
121 #define HNS3_TQP_INTR_GL_UNIT_1US		BIT(31)
122 #define HNS3_TQP_INTR_RL_MAX			0xEC
123 #define HNS3_TQP_INTR_RL_ENABLE_MASK		0x40
124 #define HNS3_TQP_INTR_RL_DEFAULT		0
125 #define HNS3_TQP_INTR_QL_DEFAULT		0
126 
127 /* gl_usec convert to hardware count, as writing each 1 represents 2us */
128 #define HNS3_GL_USEC_TO_REG(gl_usec)		((gl_usec) >> 1)
129 /* rl_usec convert to hardware count, as writing each 1 represents 4us */
130 #define HNS3_RL_USEC_TO_REG(rl_usec)		((rl_usec) >> 2)
131 
132 int hns3_get_regs(struct rte_eth_dev *eth_dev, struct rte_dev_reg_info *regs);
133 #endif /* HNS3_REGS_H */
134