include/net/pfe_eth/pfe/cbus/gpi.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Copyright 2015-2016 Freescale Semiconductor, Inc.
   4  * Copyright 2017 NXP
   5  */
   6
   7 #ifndef _GPI_H_
   8 #define _GPI_H_
   9
  10 #define GPI_VERSION                     0x00
  11 #define GPI_CTRL                        0x04
  12 #define GPI_RX_CONFIG                   0x08
  13 #define GPI_HDR_SIZE                    0x0c
  14 #define GPI_BUF_SIZE                    0x10
  15 #define GPI_LMEM_ALLOC_ADDR             0x14
  16 #define GPI_LMEM_FREE_ADDR              0x18
  17 #define GPI_DDR_ALLOC_ADDR              0x1c
  18 #define GPI_DDR_FREE_ADDR               0x20
  19 #define GPI_CLASS_ADDR                  0x24
  20 #define GPI_DRX_FIFO                    0x28
  21 #define GPI_TRX_FIFO                    0x2c
  22 #define GPI_INQ_PKTPTR                  0x30
  23 #define GPI_DDR_DATA_OFFSET             0x34
  24 #define GPI_LMEM_DATA_OFFSET            0x38
  25 #define GPI_TMLF_TX                     0x4c
  26 #define GPI_DTX_ASEQ                    0x50
  27 #define GPI_FIFO_STATUS                 0x54
  28 #define GPI_FIFO_DEBUG                  0x58
  29 #define GPI_TX_PAUSE_TIME               0x5c
  30 #define GPI_LMEM_SEC_BUF_DATA_OFFSET    0x60
  31 #define GPI_DDR_SEC_BUF_DATA_OFFSET     0x64
  32 #define GPI_TOE_CHKSUM_EN               0x68
  33 #define GPI_OVERRUN_DROPCNT             0x6c
  34 #define GPI_AXI_CTRL                    0x70
  35
  36 struct gpi_cfg {
  37         u32 lmem_rtry_cnt;
  38         u32 tmlf_txthres;
  39         u32 aseq_len;
  40 };
  41
  42 /* GPI commons defines */
  43 #define GPI_LMEM_BUF_EN         0x1
  44 #define GPI_DDR_BUF_EN          0x1
  45
  46 /* EGPI 1 defines */
  47 #define EGPI1_LMEM_RTRY_CNT     0x40
  48 #define EGPI1_TMLF_TXTHRES      0xBC
  49 #define EGPI1_ASEQ_LEN          0x50
  50
  51 /* EGPI 2 defines */
  52 #define EGPI2_LMEM_RTRY_CNT     0x40
  53 #define EGPI2_TMLF_TXTHRES      0xBC
  54 #define EGPI2_ASEQ_LEN          0x40
  55
  56 /* HGPI defines */
  57 #define HGPI_LMEM_RTRY_CNT      0x40
  58 #define HGPI_TMLF_TXTHRES       0xBC
  59 #define HGPI_ASEQ_LEN           0x40
  60
  61 #endif /* _GPI_H_ */