diff options
Diffstat (limited to 'include/net/pfe_eth/pfe/cbus/hif.h')
| -rw-r--r-- | include/net/pfe_eth/pfe/cbus/hif.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/include/net/pfe_eth/pfe/cbus/hif.h b/include/net/pfe_eth/pfe/cbus/hif.h new file mode 100644 index 0000000000..4b5cb3c5e0 --- /dev/null +++ b/include/net/pfe_eth/pfe/cbus/hif.h @@ -0,0 +1,68 @@ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _HIF_H_ +#define _HIF_H_ + +/* + * @file hif.h. + * hif - PFE hif block control and status register. + * Mapped on CBUS and accessible from all PE's and ARM. + */ +#define HIF_VERSION (HIF_BASE_ADDR + 0x00) +#define HIF_TX_CTRL (HIF_BASE_ADDR + 0x04) +#define HIF_TX_CURR_BD_ADDR (HIF_BASE_ADDR + 0x08) +#define HIF_TX_ALLOC (HIF_BASE_ADDR + 0x0c) +#define HIF_TX_BDP_ADDR (HIF_BASE_ADDR + 0x10) +#define HIF_TX_STATUS (HIF_BASE_ADDR + 0x14) +#define HIF_RX_CTRL (HIF_BASE_ADDR + 0x20) +#define HIF_RX_BDP_ADDR (HIF_BASE_ADDR + 0x24) +#define HIF_RX_STATUS (HIF_BASE_ADDR + 0x30) +#define HIF_INT_SRC (HIF_BASE_ADDR + 0x34) +#define HIF_INT_ENABLE (HIF_BASE_ADDR + 0x38) +#define HIF_POLL_CTRL (HIF_BASE_ADDR + 0x3c) +#define HIF_RX_CURR_BD_ADDR (HIF_BASE_ADDR + 0x40) +#define HIF_RX_ALLOC (HIF_BASE_ADDR + 0x44) +#define HIF_TX_DMA_STATUS (HIF_BASE_ADDR + 0x48) +#define HIF_RX_DMA_STATUS (HIF_BASE_ADDR + 0x4c) +#define HIF_INT_COAL (HIF_BASE_ADDR + 0x50) +#define HIF_AXI_CTRL (HIF_BASE_ADDR + 0x54) + +/* HIF_TX_CTRL bits */ +#define HIF_CTRL_DMA_EN BIT(0) +#define HIF_CTRL_BDP_POLL_CTRL_EN BIT(1) +#define HIF_CTRL_BDP_CH_START_WSTB BIT(2) + +/* HIF_RX_STATUS bits */ +#define BDP_CSR_RX_DMA_ACTV BIT(16) + +/* HIF_INT_ENABLE bits */ +#define HIF_INT_EN BIT(0) +#define HIF_RXBD_INT_EN BIT(1) +#define HIF_RXPKT_INT_EN BIT(2) +#define HIF_TXBD_INT_EN BIT(3) +#define HIF_TXPKT_INT_EN BIT(4) + +/* HIF_POLL_CTRL bits*/ +#define HIF_RX_POLL_CTRL_CYCLE 0x0400 +#define HIF_TX_POLL_CTRL_CYCLE 0x0400 + +/* Buffer descriptor control bits */ +#define BD_CTRL_BUFLEN_MASK (0xffff) +#define BD_BUF_LEN(x) (x & BD_CTRL_BUFLEN_MASK) +#define BD_CTRL_CBD_INT_EN BIT(16) +#define BD_CTRL_PKT_INT_EN BIT(17) +#define BD_CTRL_LIFM BIT(18) +#define BD_CTRL_LAST_BD BIT(19) +#define BD_CTRL_DIR BIT(20) +#define BD_CTRL_PKT_XFER BIT(24) +#define BD_CTRL_DESC_EN BIT(31) +#define BD_CTRL_PARSE_DISABLE BIT(25) +#define BD_CTRL_BRFETCH_DISABLE BIT(26) +#define BD_CTRL_RTFETCH_DISABLE BIT(27) + +#endif /* _HIF_H_ */ |