xref: /dpdk/drivers/net/pfe/base/cbus/gpi.h (revision f513f620591370c7b10f43fc7baa2e258d2f428d)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright 2018-2019 NXP
3  */
4 
5 #ifndef _GPI_H_
6 #define _GPI_H_
7 
8 /* Generic Packet Interface:The generic packet interface block interfaces
9  * to block like ethernet, Host interfac and covert data into WSP internal
10  * structures
11  */
12 
13 #define GPI_VERSION	0x00
14 #define GPI_CTRL	0x04
15 #define GPI_RX_CONFIG	0x08
16 #define GPI_HDR_SIZE	0x0c
17 #define GPI_BUF_SIZE	0x10
18 #define GPI_LMEM_ALLOC_ADDR	0x14
19 #define GPI_LMEM_FREE_ADDR	0x18
20 #define GPI_DDR_ALLOC_ADDR	0x1c
21 #define GPI_DDR_FREE_ADDR	0x20
22 #define GPI_CLASS_ADDR	0x24
23 #define GPI_DRX_FIFO	0x28
24 #define GPI_TRX_FIFO	0x2c
25 #define GPI_INQ_PKTPTR	0x30
26 #define GPI_DDR_DATA_OFFSET	0x34
27 #define GPI_LMEM_DATA_OFFSET	0x38
28 #define GPI_TMLF_TX	0x4c
29 #define GPI_DTX_ASEQ	0x50
30 #define GPI_FIFO_STATUS	0x54
31 #define GPI_FIFO_DEBUG	0x58
32 #define GPI_TX_PAUSE_TIME	0x5c
33 #define GPI_LMEM_SEC_BUF_DATA_OFFSET	0x60
34 #define GPI_DDR_SEC_BUF_DATA_OFFSET	0x64
35 #define GPI_TOE_CHKSUM_EN	0x68
36 #define GPI_OVERRUN_DROPCNT	0x6c
37 #define GPI_CSR_MTIP_PAUSE_REG		0x74
38 #define GPI_CSR_MTIP_PAUSE_QUANTUM	0x78
39 #define GPI_CSR_RX_CNT			0x7c
40 #define GPI_CSR_TX_CNT			0x80
41 #define GPI_CSR_DEBUG1			0x84
42 #define GPI_CSR_DEBUG2			0x88
43 
44 struct gpi_cfg {
45 	u32 lmem_rtry_cnt;
46 	u32 tmlf_txthres;
47 	u32 aseq_len;
48 	u32 mtip_pause_reg;
49 };
50 
51 /* GPI commons defines */
52 #define GPI_LMEM_BUF_EN	0x1
53 #define GPI_DDR_BUF_EN	0x1
54 
55 /* EGPI 1 defines */
56 #define EGPI1_LMEM_RTRY_CNT	0x40
57 #define EGPI1_TMLF_TXTHRES	0xBC
58 #define EGPI1_ASEQ_LEN	0x50
59 
60 /* EGPI 2 defines */
61 #define EGPI2_LMEM_RTRY_CNT	0x40
62 #define EGPI2_TMLF_TXTHRES	0xBC
63 #define EGPI2_ASEQ_LEN	0x40
64 
65 /* EGPI 3 defines */
66 #define EGPI3_LMEM_RTRY_CNT	0x40
67 #define EGPI3_TMLF_TXTHRES	0xBC
68 #define EGPI3_ASEQ_LEN	0x40
69 
70 /* HGPI defines */
71 #define HGPI_LMEM_RTRY_CNT	0x40
72 #define HGPI_TMLF_TXTHRES	0xBC
73 #define HGPI_ASEQ_LEN	0x40
74 
75 #define EGPI_PAUSE_TIME		0x000007D0
76 #define EGPI_PAUSE_ENABLE	0x40000000
77 #endif /* _GPI_H_ */
78