blob: 475cd6d5596d732825b998a8f90b964b90d3a7c7 [file] [log] [blame]
#ifndef ETH_CYCLONEV_HEADER
#define ETH_CYCLONEV_HEADER
/*
* SPDX-License-Identifier: Apache-2.0
* Copyright (C) 2022, Intel Corporation
* Description:
* Driver for the Synopsys DesignWare
* 3504-0 Universal 10/100/1000 Ethernet MAC (DWC_gmac)
* specifically designed for Cyclone V SoC DevKit use only.
*/
#include <zephyr/kernel.h>
#include <zephyr/types.h>
#define alt_replbits_word(dest, msk, src) \
(sys_write32((sys_read32(dest) & ~(msk)) | ((src) & (msk)), dest))
#define NB_TX_DESCS CONFIG_ETH_CVSX_NB_TX_DESCS
#define NB_RX_DESCS CONFIG_ETH_CVSX_NB_RX_DESCS
#define ETH_BUFFER_SIZE 1536
/* Descriptor Structure */
struct eth_cyclonev_dma_desc {
uint32_t status; /*!< Status */
uint32_t control_buffer_size; /*!< Control and Buffer1, Buffer2 sizes */
uint32_t buffer1_addr; /*!< Buffer1 address pointer */
uint32_t buffer2_next_desc_addr; /*!< Buffer2 or next desc address pointer */
};
struct eth_cyclonev_priv {
mem_addr_t base_addr; /* Base address */
uint8_t mac_addr[6];
uint32_t interrupt_mask;
struct net_if *iface; /* Zephyr net_if Interface Struct (for interface initialisation) */
uint32_t tx_current_desc_number;
uint32_t rx_current_desc_number;
uint32_t tx_tail;
uint32_t feature; /* HW feature register */
/* Tx/Rx Descriptor Rings */
struct eth_cyclonev_dma_desc tx_desc_ring[NB_TX_DESCS], rx_desc_ring[NB_RX_DESCS];
uint32_t rxints; /* Tx stats */
uint32_t txints; /* Rx stats */
uint8_t rx_buf[ETH_BUFFER_SIZE * NB_RX_DESCS]; /* Receive Buffer */
uint8_t tx_buf[ETH_BUFFER_SIZE * NB_TX_DESCS]; /* Transmit Buffer */
struct k_sem free_tx_descs;
uint8_t running; /* Running state flag */
uint8_t initialised; /* Initialised state flag */
};
/*
* Reset Manager Regs
*/
/* The base address of the Rstmgr register group. */
#define RSTMGR_BASE 0xffd05000
/* The byte offset of the ALT_RSTMGR_PERMODRST register from the beginning of
* the component.
*/
#define RSTMGR_PERMODRST_OFST 0x14
/* The address of the ALT_RSTMGR_PERMODRST register. */
#define RSTMGR_PERMODRST_ADDR 0xFFD05014
/* The mask used to set the ALT_RSTMGR_PERMODRST_EMAC0 register field value. */
#define RSTMGR_PERMODRST_EMAC0_SET_MSK 0x00000001
/* The mask used to set the ALT_RSTMGR_PERMODRST_EMAC1 register field value. */
#define RSTMGR_PERMODRST_EMAC1_SET_MSK 0x00000002
/*
* System Manager Regs
*/
#define SYSMGR_BASE 0xffd08000
#define SYSMGR_EMAC_ADDR 0xffd08060
#define SYSMGR_FPGAINTF_INDIV_ADDR 0xffd08004
/* The byte offset of the SYSMGR_EMAC register from the beginning of the
* component.
*/
#define SYSMGR_EMAC_OFST 0x60
/* The byte offset of the SYSMGR_FPGAINTF_INDIV register from the beginning of
* the component.
*/
#define SYSMGR_FPGAINTF_INDIV_OFST 0x4
/*
* Enumerated value for register field ALT_SYSMGR_EMACn_PHY_INTF_SEL
*
*/
#define SYSMGR_EMAC_PHY_INTF_SEL_E_GMII_MII 0x0
/*
* Enumerated value for register field ALT_SYSMGR_EMACn_PHY_INTF_SEL
*
*/
#define SYSMGR_EMAC0_PHY_INTF_SEL_E_RGMII 0x1
#define SYSMGR_EMAC1_PHY_INTF_SEL_E_RGMII 0x4
/*
* Enumerated value for register field ALT_SYSMGR_EMACn_PHY_INTF_SEL
*
*/
#define SYSMGR_EMAC_PHY_INTF_SEL_E_RMII 0x2
/* The mask used to set the ALT_SYSMGR_EMACn_PHY_INTF_SEL register field value.
*/
#define SYSMGR_EMAC0_PHY_INTF_SEL_SET_MSK 0x00000003
#define SYSMGR_EMAC1_PHY_INTF_SEL_SET_MSK 0x0000000c
/* The mask used to set the ALT_SYSMGR_FPGAINTF_MODULE_EMAC_0 register field
* value.
*/
#define SYSMGR_FPGAINTF_MODULE_EMAC_0_SET_MSK 0x00000004
/* The mask used to set the ALT_SYSMGR_FPGAINTF_MODULE_EMAC_1 register field
* value.
*/
#define SYSMGR_FPGAINTF_MODULE_EMAC_1_SET_MSK 0x00000008
/*
* Emac Registers
*/
/* Macros */
#define EMAC_BASE_ADDRESS DT_INST_REG_ADDR(0)
#define EMAC_DMAGRP_BUS_MODE_ADDR(base) (uint32_t)((base) + EMAC_DMA_MODE_OFST) /* Bus Mode */
#define EMAC_DMA_RX_DESC_LIST_ADDR(base) (uint32_t)((base) + EMAC_DMA_RX_DESC_LIST_OFST)
/* Receive Descriptor Address List */
#define EMAC_DMA_TX_DESC_LIST_ADDR(base) (uint32_t)((base) + EMAC_DMA_TX_DESC_LIST_OFST)
/* Transceive Descriptor Address List */
#define EMAC_DMAGRP_OPERATION_MODE_ADDR(base) (uint32_t)((base) + EMAC_DMAGRP_OPERATION_MODE_OFST)
/* Operation Mode */
#define EMAC_DMAGRP_STATUS_ADDR(base) (uint32_t)((base) + EMAC_DMAGRP_STATUS_OFST) /* Status */
#define EMAC_DMAGRP_DEBUG_ADDR(base) (uint32_t)((base) + EMAC_DMAGRP_DEBUG_OFST) /* Debug */
#define EMAC_DMA_INT_EN_ADDR(base) (uint32_t)((base) + EMAC_DMA_INT_EN_OFST)
/* Interrupt Enable */
#define EMAC_DMAGRP_AXI_BUS_MODE_ADDR(base) (uint32_t)((base) + EMAC_DMAGRP_AXI_BUS_MODE_OFST)
/* AXI Bus Mode */
#define EMAC_DMAGRP_AHB_OR_AXI_STATUS_ADDR(base) \
(uint32_t)((base) + EMAC_DMAGRP_AHB_OR_AXI_STATUS_OFST)
/* AHB or AXI Status */
#define GMACGRP_CONTROL_STATUS_ADDR(base) \
(uint32_t)((base) + \
EMAC_GMACGRP_SGMII_RGMII_SMII_CONTROL_STATUS_OFST) \
/* SGMII RGMII SMII Control Status */
#define EMAC_GMAC_INT_MSK_ADDR(base) (uint32_t)((base) + EMAC_GMAC_INT_MSK_OFST)
/* Interrupt Mask */
#define EMAC_GMAC_INT_STAT_ADDR(base) (uint32_t)((base) + EMAC_GMAC_INT_STAT_OFST)
/* Interrupt Status */
#define GMACGRP_MAC_CONFIG_ADDR(base) (uint32_t)((base) + EMAC_GMACGRP_MAC_CONFIGURATION_OFST)
/* MAC Configuration */
#define EMAC_GMACGRP_MAC_FRAME_FILTER_ADDR(base) \
(uint32_t)((base) + EMAC_GMACGRP_MAC_FRAME_FILTER_OFST)
/* MAC Frame Filter */
#define EMAC_GMAC_MAC_ADDR0_HIGH_ADDR(base) (uint32_t)((base) + EMAC_GMAC_MAC_ADDR0_HIGH_OFST)
/* MAC Address 0 High */
#define EMAC_GMAC_MAC_ADDR0_LOW_ADDR(base) (uint32_t)((base) + EMAC_GMAC_MAC_ADDR0_LOW_OFST)
/* MAC Address 0 Low */
#define EMAC_GMAC_MAC_ADDR_HIGH_ADDR(base, n) (uint32_t)((base) + EMAC_GMAC_MAC_ADDR_HIGH_OFST(n))
/* MAC Address 0 High */
#define EMAC_GMAC_MAC_ADDR_LOW_ADDR(base, n) (uint32_t)((base) + EMAC_GMAC_MAC_ADDR_LOW_OFST(n))
/* MAC Address 0 High */
#define EMAC_GMAC_GMII_ADDR_ADDR(base) (uint32_t)((base) + EMAC_GMAC_GMII_ADDR_OFST)
/* GMII Address */
#define EMAC_GMAC_GMII_DATA_ADDR(base) (uint32_t)((base) + EMAC_GMAC_GMII_DATA_OFST)
/* GMII Data */
#define EMAC_DMA_TX_POLL_DEMAND_ADDR(base) (uint32_t)((base) + EMAC_DMA_TX_POLL_DEMAND_OFST)
/* Transmit Poll Demand */
#define EMAC_DMA_RX_POLL_DEMAND_ADDR(base) (uint32_t)((base) + EMAC_DMA_RX_POLL_DEMAND_OFST)
/* Receive Poll Demand */
#define EMAC_DMA_CURR_HOST_TX_DESC_ADDR(base) (uint32_t)((base) + EMAC_DMA_CURR_HOST_TX_DESC_OFST)
/* Current Host Transmit Descriptor */
#define EMAC_DMA_CURR_HOST_RX_DESC_ADDR(base) (uint32_t)((base) + EMAC_DMA_CURR_HOST_RX_DESC_OFST)
/* Current Host Receive Descriptor */
#define EMAC_DMA_CURR_HOST_TX_BUFF_ADDR(base) (uint32_t)((base) + EMAC_DMA_CURR_HOST_TX_BUFF_OFST)
/* Current Host Transmit Buffer Address */
#define EMAC_DMA_CURR_HOST_RX_BUFF_ADDR(base) (uint32_t)((base) + EMAC_DMA_CURR_HOST_RX_BUFF_OFST)
/* Current Host Receive Buffer Address */
#define EMAC_DMA_HW_FEATURE_ADDR(base) (uint32_t)((base) + EMAC_DMA_HW_FEATURE_OFST)
/* HW Feature */
/* Bus Mode */
#define EMAC_DMA_MODE_OFST 0x1000
#define EMAC_DMA_MODE_SWR_SET_MSK 0x00000001
#define EMAC_DMA_MODE_SWR_GET(value) (((value)&0x00000001) >> 0)
#define EMAC_DMA_MODE_FB_SET_MSK 0x00010000
#define EMAC_DMA_MODE_RPBL_SET(value) (((value) << 17) & 0x007e0000)
#define EMAC_DMA_MODE_PBL_SET(value) (((value) << 8) & 0x00003f00)
#define EMAC_DMA_MODE_EIGHTXPBL_SET(value) (((value) << 24) & 0x01000000)
#define EMAC_DMA_MODE_AAL_SET_MSK 0x02000000
#define EMAC_DMA_MODE_USP_SET_MSK 0x00800000
/* Receive Descriptor Address List */
#define EMAC_DMA_RX_DESC_LIST_OFST 0x100c
/* Transceive Descriptor Address List */
#define EMAC_DMA_TX_DESC_LIST_OFST 0x1010
/* Operation Mode */
#define EMAC_DMAGRP_OPERATION_MODE_OFST 0x1018
#define EMAC_DMAGRP_OPERATION_MODE_OSF_SET_MSK 0x00000004 /* Operate on Second Frame */
#define EMAC_DMAGRP_OPERATION_MODE_TSF_SET_MSK 0x00200000 /* Transmit Store and Forward */
#define EMAC_DMAGRP_OPERATION_MODE_RSF_SET_MSK 0x02000000 /* Receive Store and Forward */
#define EMAC_DMAGRP_OPERATION_MODE_FTF_SET_MSK 0x00100000 /* Receive Store and Forward */
#define EMAC_DMAGRP_OPERATION_MODE_ST_SET_MSK 0x00002000
#define EMAC_DMAGRP_OPERATION_MODE_SR_SET_MSK 0x00000002
#define EMAC_DMAGRP_OPERATION_MODE_DT_SET_MSK 0x04000000 /* Ignore frame errors */
/* Interrupt Enable */
#define EMAC_DMA_INT_EN_OFST 0x101C
#define EMAC_DMA_INT_EN_NIE_SET_MSK 0x00010000
#define EMAC_DMA_INT_EN_AIE_SET_MSK 0x00008000
#define EMAC_DMA_INT_EN_ERE_SET_MSK 0x00004000
#define EMAC_DMA_INT_EN_FBE_SET_MSK 0x00002000
#define EMAC_DMA_INT_EN_ETE_SET_MSK 0x00000400
#define EMAC_DMA_INT_EN_RWE_SET_MSK 0x00000200
#define EMAC_DMA_INT_EN_RSE_SET_MSK 0x00000100
#define EMAC_DMA_INT_EN_RUE_SET_MSK 0x00000080
#define EMAC_DMA_INT_EN_RIE_SET_MSK 0x00000040
#define EMAC_DMA_INT_EN_UNE_SET_MSK 0x00000020
#define EMAC_DMA_INT_EN_OVE_SET_MSK 0x00000010
#define EMAC_DMA_INT_EN_TJE_SET_MSK 0x00000008
#define EMAC_DMA_INT_EN_TUE_SET_MSK 0x00000004
#define EMAC_DMA_INT_EN_TSE_SET_MSK 0x00000002
#define EMAC_DMA_INT_EN_TIE_SET_MSK 0x00000001
/* Status */
#define EMAC_DMAGRP_STATUS_OFST 0x1014
#define EMAC_DMAGRP_STATUS_TS_SET_MSK 0x00700000
#define EMAC_DMAGRP_STATUS_TS_E_SUSPTX 0x00600000
#define EMAC_DMAGRP_STATUS_RS_SET_MSK 0x000e0000
#define EMAC_DMAGRP_STATUS_RS_E_SUSPRX 0x00080000
#define EMAC_DMAGRP_DEBUG_OFST 0x24
#define EMAC_DMAGRP_DEBUG_TWCSTS 0x00400000
#define EMAC_DMAGRP_DEBUG_RWCSTS 0x00000010
#define EMAC_DMAGRP_DEBUG_RXFSTS_GET(value) (((value)&0x00000300) >> 8)
/* AXI Bus Mode */
#define EMAC_DMAGRP_AXI_BUS_MODE_OFST 0x1028
#define EMAC_DMAGRP_AXI_BUS_MODE_BLEN16_SET_MSK 0x00000008
/* AHB or AXI Status */
#define EMAC_DMAGRP_AHB_OR_AXI_STATUS_OFST 0x102c
/* MAC Configuration */
#define EMAC_GMACGRP_MAC_CONFIGURATION_OFST 0x0000
#define EMAC_GMACGRP_MAC_CONFIGURATION_IPC_SET_MSK 0x00000400
#define EMAC_GMACGRP_MAC_CONFIGURATION_JD_SET_MSK 0x00400000 /* Jabber Disable */
#define EMAC_GMACGRP_MAC_CONFIGURATION_PS_SET_MSK 0x00008000 /* Port Select = MII */
#define EMAC_GMACGRP_MAC_CONFIGURATION_BE_SET_MSK 0x00200000 /* Frame Burst Enable */
#define EMAC_GMACGRP_MAC_CONFIGURATION_WD_SET_MSK 0x00800000 /* Watchdog Disable */
#define EMAC_GMACGRP_MAC_CONFIGURATION_DO_SET_MSK 0x00002000
#define EMAC_GMACGRP_MAC_CONFIGURATION_TE_SET_MSK 0x00000008
#define EMAC_GMACGRP_MAC_CONFIGURATION_RE_SET_MSK 0x00000004
#define EMAC_GMACGRP_MAC_CONFIGURATION_TC_SET_MSK 0x01000000
#define EMAC_GMACGRP_MAC_CONFIGURATION_DM_SET_MSK 0x00000800
#define EMAC_GMACGRP_MAC_CONFIGURATION_FES_SET_MSK 0x00004000
/* SGMII RGMII SMII Control Status */
#define EMAC_GMACGRP_SGMII_RGMII_SMII_CONTROL_STATUS_OFST 0x00d8
#define EMAC_GMAC_MII_CTL_STAT_LNKSTS_GET(value) (((value)&0x00000008) >> 3)
#define EMAC_GMAC_MII_CTL_STAT_LNKSPEED_GET(value) (((value)&0x00000007) >> 1)
#define EMAC_GMAC_MII_CTL_STAT_LNKMOD_GET(value) ((value)&0x00000001)
/* Interrupt Mask */
#define EMAC_GMAC_INT_MSK_OFST 0x003c
#define EMAC_GMAC_INT_STAT_LPIIS_SET_MSK 0x00000400
#define EMAC_GMAC_INT_STAT_TSIS_SET_MSK 0x00000200
#define EMAC_GMAC_INT_STAT_RGSMIIIS_SET_MSK 0x00000001
/* Interrupt Status (Gmac)*/
#define EMAC_GMAC_INT_STAT_OFST 0x0038
/* MAC Frame Filter */
#define EMAC_GMACGRP_MAC_FRAME_FILTER_OFST 0x0004
#define EMAC_GMACGRP_MAC_FRAME_FILTER_PR_SET_MSK 0x00000001
/* MAC Address 0 High */
#define EMAC_GMAC_MAC_ADDR0_HIGH_OFST 0x40
#define EMAC_GMAC_MAC_ADDR_HIGH_OFST(n) (0x40 + 8 * (n))
/* MAC Address 0 Low */
#define EMAC_GMAC_MAC_ADDR0_LOW_OFST 0x44
#define EMAC_GMAC_MAC_ADDR_LOW_OFST(n) (0x44 + 8 * (n))
/* GMII Address */
#define EMAC_GMAC_GMII_ADDR_OFST 0x10
#define EMAC_GMAC_GMII_ADDR_PA_SET(value) (((value) << 11) & 0x0000f800)
#define EMAC_GMAC_GMII_ADDR_GR_SET(value) (((value) << 6) & 0x000007c0)
#define EMAC_GMAC_GMII_ADDR_GW_SET_MSK 0x00000002
#define EMAC_GMAC_GMII_ADDR_GW_CLR_MSK 0xfffffffd
#define EMAC_GMAC_GMII_ADDR_CR_SET(value) (((value) << 2) & 0x0000003c)
#define EMAC_GMAC_GMII_ADDR_GB_SET(value) (((value) << 0) & 0x00000001)
#define EMAC_GMAC_GMII_ADDR_CR_E_DIV102 0x4
#define EMAC_GMAC_GMII_ADDR_GB_SET_MSK 0x00000001
/* GMII Data */
#define EMAC_GMAC_GMII_DATA_OFST 0x14
/* Transmit Poll Demand */
#define EMAC_DMA_TX_POLL_DEMAND_OFST 0x1004
/* Receive Poll Demand */
#define EMAC_DMA_RX_POLL_DEMAND_OFST 0x1008
/* Current Host Transmit Descriptor */
#define EMAC_DMA_CURR_HOST_TX_DESC_OFST 0x1048
/* Current Host Receive Descriptor */
#define EMAC_DMA_CURR_HOST_RX_DESC_OFST 0x104C
/* Current Host Transmit Buffer Address */
#define EMAC_DMA_CURR_HOST_TX_BUFF_OFST 0x1050
/* Current Host Receive Buffer Address */
#define EMAC_DMA_CURR_HOST_RX_BUFF_OFST 0x1054
/* HW Feature */
#define EMAC_DMA_HW_FEATURE_OFST 0x1058
#define EMAC_DMA_HW_FEATURE_MIISEL 0x00000001 /* 10/100 Mbps support */
#define EMAC_DMA_HW_FEATURE_GMIISEL 0x00000002 /* 1000 Mbps support */
#define EMAC_DMA_HW_FEATURE_HDSEL 0x00000004 /* Half-Duplex support */
#define EMAC_DMA_HW_FEATURE_RXTYP2COE 0x00040000 /* IP Checksum Offload (Type 2) in Rx */
#define EMAC_DMA_HW_FEATURE_RXTYP1COE 0x00020000 /* IP Checksum Offload (Type 1) in Rx */
#define EMAC_DMA_HW_FEATURE_TXOESEL 0x00010000 /* Checksum Offload in Tx */
/*
* DMA Descriptor Flag Definitions
*/
/*
* DMA Rx Descriptor
* -------------------------------------------------------------------------------------------
* RDES0 | OWN(31) | Status [30:0] |
* -------------------------------------------------------------------------------------------
* RDES1 |CTRL(31)|Reserv[30:29]|Buff2ByteCt[28:16]|CTRL[15:14]
* Reservr(13)|Buff1ByteCt[12:0]|
* -------------------------------------------------------------------------------------------
* RDES2 | Buffer1 Address [31:0] |
* --------------------------------------------------------------------------------------------
* RDES3 | Buffer2 Address [31:0] / Next Descriptor Address [31:0]
* |
* --------------------------------------------------------------------------------------------
*/
/* Bit definition of RDES0 register: DMA Rx descriptor status register */
#define ETH_DMARXDESC_OWN ((uint32_t)0x80000000)
/*!< OWN bit: descriptor is owned by DMA engine */
#define ETH_DMARXDESC_AFM ((uint32_t)0x40000000)
/*!< DA Filter Fail for the rx frame */
#define ETH_DMARXDESC_FL ((uint32_t)0x3FFF0000)
/*!< Receive descriptor frame length */
#define ETH_DMARXDESC_ES ((uint32_t)0x00008000)
/*!< Error summary: OR of the following bits:
* DE || OE || IPC || LC || RWT || RE || CE
*/
#define ETH_DMARXDESC_DE ((uint32_t)0x00004000)
/*!< Descriptor error: no more descriptors for receive frame */
#define ETH_DMARXDESC_SAF ((uint32_t)0x00002000)
/*!< SA Filter Fail for the received frame */
#define ETH_DMARXDESC_LE ((uint32_t)0x00001000)
/*!< Frame size not matching with length field */
#define ETH_DMARXDESC_OE ((uint32_t)0x00000800)
/*!< Overflow Error: Frame was damaged due to buffer overflow */
#define ETH_DMARXDESC_VLAN ((uint32_t)0x00000400)
/*!< VLAN Tag: received frame is a VLAN frame */
#define ETH_DMARXDESC_FS ((uint32_t)0x00000200)
/*!< First descriptor of the frame */
#define ETH_DMARXDESC_LS ((uint32_t)0x00000100)
/*!< Last descriptor of the frame */
#define ETH_DMARXDESC_IPV4HCE ((uint32_t)0x00000080)
/*!< IPC Checksum Error: Rx Ipv4 header checksum error */
#define ETH_DMARXDESC_LC ((uint32_t)0x00000040)
/*!< Late collision occurred during reception */
#define ETH_DMARXDESC_FT ((uint32_t)0x00000020)
/*!< Frame type - Ethernet, otherwise 802.3 */
#define ETH_DMARXDESC_RWT ((uint32_t)0x00000010)
/*!< Receive Watchdog Timeout: watchdog timer expired during reception */
#define ETH_DMARXDESC_RE ((uint32_t)0x00000008)
/*!< Receive error: error reported by MII interface */
#define ETH_DMARXDESC_DBE ((uint32_t)0x00000004)
/*!< Dribble bit error: frame contains non int multiple of 8 bits */
#define ETH_DMARXDESC_CE ((uint32_t)0x00000002)
/*!< CRC error */
#define ETH_DMARXDESC_MAMPCE ((uint32_t)0x00000001)
/* !< Rx MAC Address/Payload Checksum Error: Rx MAC address matched/
* Rx Payload Checksum Error
*/
/* Bit definition of RDES1 register */
#define ETH_DMARXDESC_DIC ((uint32_t)0x80000000) /*!< Disable Interrupt on Completion */
#define ETH_DMARXDESC_RBS2 ((uint32_t)0x1FFF0000) /*!< Receive Buffer2 Size */
#define ETH_DMARXDESC_RER ((uint32_t)0x00008000) /*!< Receive End of Ring */
#define ETH_DMARXDESC_RCH \
((uint32_t)0x00004000) /*!< Second Address Chained \
*/
#define ETH_DMARXDESC_RBS1 ((uint32_t)0x00001FFF) /*!< Receive Buffer1 Size */
/*
*DMA Tx Descriptor
*-----------------------------------------------------------------------------------------------
*TDES0 | OWN(31) | CTRL[30:26] | Reserved[25:24] | CTRL[23:20] |
*Reserved[19:17] | Status[16:0] |
*-----------------------------------------------------------------------------------------------
*TDES1 | Reserved[31:29] | Buffer2 ByteCount[28:16] | Reserved[15:13] | Buffer1
*ByteCount[12:0] |
*-----------------------------------------------------------------------------------------------
*TDES2 | Buffer1 Address [31:0]
*|
*-----------------------------------------------------------------------------------------------
*TDES3 | Buffer2 Address [31:0] / Next Descriptor Address [31:0]
*|
*-----------------------------------------------------------------------------------------------
*/
/* Bit definition of TDES0 register: DMA Tx descriptor status register */
#define ETH_DMATXDESC_OWN ((uint32_t)0x80000000)
/*!< OWN bit: descriptor is owned by DMA engine */
#define ETH_DMATXDESC_IC ((uint32_t)0x40000000)
/*!< Interrupt on Completion */
#define ETH_DMATXDESC_LS ((uint32_t)0x20000000)
/*!< Last Segment */
#define ETH_DMATXDESC_FS ((uint32_t)0x10000000)
/*!< First Segment */
#define ETH_DMATXDESC_DC ((uint32_t)0x08000000)
/*!< Disable CRC */
#define ETH_DMATXDESC_DP ((uint32_t)0x04000000)
/*!< Disable Padding */
#define ETH_DMATXDESC_TTSE ((uint32_t)0x02000000)
/*!< Transmit Time Stamp Enable */
#define ETH_DMATXDESC_CIC ((uint32_t)0x00C00000)
/*!< Checksum Insertion Control: 4 cases */
#define ETH_DMATXDESC_CIC_BYPASS ((uint32_t)0x00000000)
/*!< Do Nothing: Checksum Engine is bypassed */
#define ETH_DMATXDESC_CIC_IPV4HEADER ((uint32_t)0x00400000)
/*!< IPV4 header Checksum Insertion */
#define ETH_DMATXDESC_CIC_TCPUDPICMP_SEGMENT ((uint32_t)0x00800000)
/*!< TCP/UDP/ICMP Checksum Insertion calculated over segment only */
#define ETH_DMATXDESC_CIC_TCPUDPICMP_FULL ((uint32_t)0x00C00000)
/*!< TCP/UDP/ICMP Checksum Insertion fully calculated */
#define ETH_DMATXDESC_TER ((uint32_t)0x00200000)
/*!< Transmit End of Ring */
#define ETH_DMATXDESC_TCH ((uint32_t)0x00100000)
/*!< Second Address Chained */
#define ETH_DMATXDESC_TTSS ((uint32_t)0x00020000)
/*!< Tx Time Stamp Status */
#define ETH_DMATXDESC_IHE ((uint32_t)0x00010000)
/*!< IP Header Error */
#define ETH_DMATXDESC_ES ((uint32_t)0x00008000)
/*!< Error summary: OR of the following bits: UE||ED||EC||LCO||NC||LCA||FF||JT
*/
#define ETH_DMATXDESC_JT ((uint32_t)0x00004000)
/*!< Jabber Timeout */
#define ETH_DMATXDESC_FF ((uint32_t)0x00002000)
/*!< Frame Flushed: DMA/MTL flushed the frame due to SW flush */
#define ETH_DMATXDESC_PCE ((uint32_t)0x00001000)
/*!< Payload Checksum Error */
#define ETH_DMATXDESC_LCA ((uint32_t)0x00000800)
/*!< Loss of Carrier: carrier lost during transmission */
#define ETH_DMATXDESC_NC ((uint32_t)0x00000400)
/*!< No Carrier: no carrier signal from the transceiver */
#define ETH_DMATXDESC_LCO ((uint32_t)0x00000200)
/*!< Late Collision: transmission aborted due to collision */
#define ETH_DMATXDESC_EC ((uint32_t)0x00000100)
/*!< Excessive Collision: transmission aborted after 16 collisions */
#define ETH_DMATXDESC_VF ((uint32_t)0x00000080)
/*!< VLAN Frame */
#define ETH_DMATXDESC_CC ((uint32_t)0x00000078)
/*!< Collision Count */
#define ETH_DMATXDESC_ED ((uint32_t)0x00000004)
/*!< Excessive Deferral */
#define ETH_DMATXDESC_UF ((uint32_t)0x00000002)
/*!< Underflow Error: late data arrival from the memory */
#define ETH_DMATXDESC_DB ((uint32_t)0x00000001)
/*!< Deferred Bit */
/* Bit definition of TDES1 register */
#define ETH_DMATXDESC_TBS2 \
((uint32_t)0x1FFF0000) /*!< Transmit Buffer2 Size \
*/
#define ETH_DMATXDESC_TBS1 \
((uint32_t)0x00001FFF) /*!< Transmit Buffer1 Size \
*/
/* Bit definition of TDES2 register */
#define ETH_DMATXDESC_B1AP ((uint32_t)0xFFFFFFFF) /*!< Buffer1 Address Pointer */
/* Bit definition of TDES3 register */
#define ETH_DMATXDESC_B2AP ((uint32_t)0xFFFFFFFF) /*!< Buffer2 Address Pointer */
static const uint32_t Rstmgr_Permodrst_Emac_Set_Msk[] = {RSTMGR_PERMODRST_EMAC0_SET_MSK,
RSTMGR_PERMODRST_EMAC1_SET_MSK};
static const uint32_t Sysmgr_Core_Emac_Phy_Intf_Sel_Set_Msk[] = {SYSMGR_EMAC0_PHY_INTF_SEL_SET_MSK,
SYSMGR_EMAC1_PHY_INTF_SEL_SET_MSK};
static const uint32_t Sysmgr_Fpgaintf_En_3_Emac_Set_Msk[] = {SYSMGR_FPGAINTF_MODULE_EMAC_0_SET_MSK,
SYSMGR_FPGAINTF_MODULE_EMAC_1_SET_MSK};
static const uint32_t Sysmgr_Emac_Phy_Intf_Sel_E_Rgmii[] = {SYSMGR_EMAC0_PHY_INTF_SEL_E_RGMII,
SYSMGR_EMAC1_PHY_INTF_SEL_E_RGMII};
#endif