numam-dpdk/drivers/net/enetfec/enet_regs.h
Josh Soref 7be78d0279 fix spelling in comments and strings
The tool comes from https://github.com/jsoref

Signed-off-by: Josh Soref <jsoref@gmail.com>
Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
2022-01-11 12:16:53 +01:00

117 lines
5.2 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright 2020 NXP
*/
#ifndef __ENETFEC_REGS_H
#define __ENETFEC_REGS_H
/* Ethernet receive use control and status of buffer descriptor
*/
#define RX_BD_TR ((ushort)0x0001) /* Truncated */
#define RX_BD_OV ((ushort)0x0002) /* Over-run */
#define RX_BD_CR ((ushort)0x0004) /* CRC or Frame error */
#define RX_BD_SH ((ushort)0x0008) /* Reserved */
#define RX_BD_NO ((ushort)0x0010) /* Rcvd non-octet aligned frame */
#define RX_BD_LG ((ushort)0x0020) /* Rcvd frame length violation */
#define RX_BD_FIRST ((ushort)0x0400) /* Reserved */
#define RX_BD_LAST ((ushort)0x0800) /* last buffer in the frame */
#define RX_BD_INT 0x00800000
#define RX_BD_ICE 0x00000020
#define RX_BD_PCR 0x00000010
/*
* 0 The next BD in consecutive location
* 1 The next BD in ENETFECn_RDSR.
*/
#define RX_BD_WRAP ((ushort)0x2000)
#define RX_BD_EMPTY ((ushort)0x8000) /* BD is empty */
#define RX_BD_STATS ((ushort)0x013f) /* All buffer descriptor status bits */
/* Ethernet receive use control and status of enhanced buffer descriptor */
#define BD_ENETFEC_RX_VLAN 0x00000004
#define RX_FLAG_CSUM_EN (RX_BD_ICE | RX_BD_PCR)
#define RX_FLAG_CSUM_ERR (RX_BD_ICE | RX_BD_PCR)
/* Ethernet transmit use control and status of buffer descriptor */
#define TX_BD_TC ((ushort)0x0400) /* Transmit CRC */
#define TX_BD_LAST ((ushort)0x0800) /* Last in frame */
#define TX_BD_READY ((ushort)0x8000) /* Data is ready */
#define TX_BD_STATS ((ushort)0x0fff) /* All buffer descriptor status bits */
#define TX_BD_WRAP ((ushort)0x2000)
/* Ethernet transmit use control and status of enhanced buffer descriptor */
#define TX_BD_IINS 0x08000000
#define TX_BD_PINS 0x10000000
#define ENETFEC_RD_START(X) (((X) == 1) ? ENETFEC_RD_START_1 : \
(((X) == 2) ? \
ENETFEC_RD_START_2 : ENETFEC_RD_START_0))
#define ENETFEC_TD_START(X) (((X) == 1) ? ENETFEC_TD_START_1 : \
(((X) == 2) ? \
ENETFEC_TD_START_2 : ENETFEC_TD_START_0))
#define ENETFEC_MRB_SIZE(X) (((X) == 1) ? ENETFEC_MRB_SIZE_1 : \
(((X) == 2) ? \
ENETFEC_MRB_SIZE_2 : ENETFEC_MRB_SIZE_0))
#define ENETFEC_ETHEREN ((uint)0x00000002)
#define ENETFEC_TXC_DLY ((uint)0x00010000)
#define ENETFEC_RXC_DLY ((uint)0x00020000)
/* ENETFEC MAC is in controller */
#define QUIRK_HAS_ENETFEC_MAC (1 << 0)
/* GBIT supported in controller */
#define QUIRK_GBIT (1 << 3)
/* Controller support hardware checksum */
#define QUIRK_CSUM (1 << 5)
/* Controller support hardware vlan */
#define QUIRK_VLAN (1 << 6)
/* RACC register supported by controller */
#define QUIRK_RACC (1 << 12)
/* i.MX8 ENETFEC IP version added the feature to generate the delayed TXC or
* RXC. For its implementation, ENETFEC uses synchronized clocks (250MHz) for
* generating delay of 2ns.
*/
#define QUIRK_SUPPORT_DELAYED_CLKS (1 << 18)
#define ENETFEC_EIR 0x004 /* Interrupt event register */
#define ENETFEC_EIMR 0x008 /* Interrupt mask register */
#define ENETFEC_RDAR_0 0x010 /* Receive descriptor active register ring0 */
#define ENETFEC_TDAR_0 0x014 /* Transmit descriptor active register ring0 */
#define ENETFEC_ECR 0x024 /* Ethernet control register */
#define ENETFEC_MSCR 0x044 /* MII speed control register */
#define ENETFEC_MIBC 0x064 /* MIB control and status register */
#define ENETFEC_RCR 0x084 /* Receive control register */
#define ENETFEC_TCR 0x0c4 /* Transmit Control register */
#define ENETFEC_PALR 0x0e4 /* MAC address low 32 bits */
#define ENETFEC_PAUR 0x0e8 /* MAC address high 16 bits */
#define ENETFEC_OPD 0x0ec /* Opcode/Pause duration register */
#define ENETFEC_IAUR 0x118 /* hash table 32 bits high */
#define ENETFEC_IALR 0x11c /* hash table 32 bits low */
#define ENETFEC_GAUR 0x120 /* grp hash table 32 bits high */
#define ENETFEC_GALR 0x124 /* grp hash table 32 bits low */
#define ENETFEC_TFWR 0x144 /* transmit FIFO water_mark */
#define ENETFEC_RACC 0x1c4 /* Receive Accelerator function configuration*/
#define ENETFEC_DMA1CFG 0x1d8 /* DMA class based configuration ring1 */
#define ENETFEC_DMA2CFG 0x1dc /* DMA class based Configuration ring2 */
#define ENETFEC_RDAR_1 0x1e0 /* Rx descriptor active register ring1 */
#define ENETFEC_TDAR_1 0x1e4 /* Tx descriptor active register ring1 */
#define ENETFEC_RDAR_2 0x1e8 /* Rx descriptor active register ring2 */
#define ENETFEC_TDAR_2 0x1ec /* Tx descriptor active register ring2 */
#define ENETFEC_RD_START_1 0x160 /* Receive descriptor ring1 start reg */
#define ENETFEC_TD_START_1 0x164 /* Transmit descriptor ring1 start reg */
#define ENETFEC_MRB_SIZE_1 0x168 /* Max receive buffer size reg ring1 */
#define ENETFEC_RD_START_2 0x16c /* Receive descriptor ring2 start reg */
#define ENETFEC_TD_START_2 0x170 /* Transmit descriptor ring2 start reg */
#define ENETFEC_MRB_SIZE_2 0x174 /* Max receive buffer size reg ring2 */
#define ENETFEC_RD_START_0 0x180 /* Receive descriptor ring0 start reg */
#define ENETFEC_TD_START_0 0x184 /* Transmit descriptor ring0 start reg */
#define ENETFEC_MRB_SIZE_0 0x188 /* Max receive buffer size reg ring0*/
#define ENETFEC_R_FIFO_SFL 0x190 /* Rx FIFO full threshold */
#define ENETFEC_R_FIFO_SEM 0x194 /* Rx FIFO empty threshold */
#define ENETFEC_R_FIFO_AEM 0x198 /* Rx FIFO almost empty threshold */
#define ENETFEC_R_FIFO_AFL 0x19c /* Rx FIFO almost full threshold */
#define ENETFEC_FRAME_TRL 0x1b0 /* Frame truncation length */
#endif /*__ENETFEC_REGS_H */