#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 #include #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 */ uint32_t instance; 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