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/*----------------------------------------------------------------------------
* LPC2378 Ethernet Definitions
*----------------------------------------------------------------------------
* Name: EMAC.H
* Purpose: Philips LPC2378 EMAC hardware definitions
*----------------------------------------------------------------------------
* Copyright (c) 2006 KEIL - An ARM Company. All rights reserved.
*---------------------------------------------------------------------------*/
#ifndef __EMAC_H
#define __EMAC_H
/* MAC address definition. The MAC address must be unique on the network. */
#define emacETHADDR0 0
#define emacETHADDR1 0xbd
#define emacETHADDR2 0x33
#define emacETHADDR3 0x02
#define emacETHADDR4 0x64
#define emacETHADDR5 0x24
/* EMAC Memory Buffer configuration for 16K Ethernet RAM. */
#define NUM_RX_FRAG 4 /* Num.of RX Fragments 4*1536= 6.0kB */
#define NUM_TX_FRAG 2 /* Num.of TX Fragments 2*1536= 3.0kB */
#define ETH_FRAG_SIZE 1536 /* Packet Fragment size 1536 Bytes */
#define ETH_MAX_FLEN 1536 /* Max. Ethernet Frame Size */
/* EMAC variables located in 16K Ethernet SRAM */
#define RX_DESC_BASE 0x7FE00000
#define RX_STAT_BASE (RX_DESC_BASE + NUM_RX_FRAG*8)
#define TX_DESC_BASE (RX_STAT_BASE + NUM_RX_FRAG*8)
#define TX_STAT_BASE (TX_DESC_BASE + NUM_TX_FRAG*8)
#define RX_BUF_BASE (TX_STAT_BASE + NUM_TX_FRAG*4)
#define TX_BUF_BASE (RX_BUF_BASE + NUM_RX_FRAG*ETH_FRAG_SIZE)
/* RX and TX descriptor and status definitions. */
#define RX_DESC_PACKET(i) (*(unsigned int *)(RX_DESC_BASE + 8*i))
#define RX_DESC_CTRL(i) (*(unsigned int *)(RX_DESC_BASE+4 + 8*i))
#define RX_STAT_INFO(i) (*(unsigned int *)(RX_STAT_BASE + 8*i))
#define RX_STAT_HASHCRC(i) (*(unsigned int *)(RX_STAT_BASE+4 + 8*i))
#define TX_DESC_PACKET(i) (*(unsigned int *)(TX_DESC_BASE + 8*i))
#define TX_DESC_CTRL(i) (*(unsigned int *)(TX_DESC_BASE+4 + 8*i))
#define TX_STAT_INFO(i) (*(unsigned int *)(TX_STAT_BASE + 4*i))
#define RX_BUF(i) (RX_BUF_BASE + ETH_FRAG_SIZE*i)
#define TX_BUF(i) (TX_BUF_BASE + ETH_FRAG_SIZE*i)
/* MAC Configuration Register 1 */
#define MAC1_REC_EN 0x00000001 /* Receive Enable */
#define MAC1_PASS_ALL 0x00000002 /* Pass All Receive Frames */
#define MAC1_RX_FLOWC 0x00000004 /* RX Flow Control */
#define MAC1_TX_FLOWC 0x00000008 /* TX Flow Control */
#define MAC1_LOOPB 0x00000010 /* Loop Back Mode */
#define MAC1_RES_TX 0x00000100 /* Reset TX Logic */
#define MAC1_RES_MCS_TX 0x00000200 /* Reset MAC TX Control Sublayer */
#define MAC1_RES_RX 0x00000400 /* Reset RX Logic */
#define MAC1_RES_MCS_RX 0x00000800 /* Reset MAC RX Control Sublayer */
#define MAC1_SIM_RES 0x00004000 /* Simulation Reset */
#define MAC1_SOFT_RES 0x00008000 /* Soft Reset MAC */
/* MAC Configuration Register 2 */
#define MAC2_FULL_DUP 0x00000001 /* Full Duplex Mode */
#define MAC2_FRM_LEN_CHK 0x00000002 /* Frame Length Checking */
#define MAC2_HUGE_FRM_EN 0x00000004 /* Huge Frame Enable */
#define MAC2_DLY_CRC 0x00000008 /* Delayed CRC Mode */
#define MAC2_CRC_EN 0x00000010 /* Append CRC to every Frame */
#define MAC2_PAD_EN 0x00000020 /* Pad all Short Frames */
#define MAC2_VLAN_PAD_EN 0x00000040 /* VLAN Pad Enable */
#define MAC2_ADET_PAD_EN 0x00000080 /* Auto Detect Pad Enable */
#define MAC2_PPREAM_ENF 0x00000100 /* Pure Preamble Enforcement */
#define MAC2_LPREAM_ENF 0x00000200 /* Long Preamble Enforcement */
#undef MAC2_NO_BACKOFF /* Remove compiler warning. */
#define MAC2_NO_BACKOFF 0x00001000 /* No Backoff Algorithm */
#define MAC2_BACK_PRESSURE 0x00002000 /* Backoff Presurre / No Backoff */
#define MAC2_EXCESS_DEF 0x00004000 /* Excess Defer */
/* Back-to-Back Inter-Packet-Gap Register */
#define IPGT_FULL_DUP 0x00000015 /* Recommended value for Full Duplex */
#define IPGT_HALF_DUP 0x00000012 /* Recommended value for Half Duplex */
/* Non Back-to-Back Inter-Packet-Gap Register */
#define IPGR_DEF 0x00000012 /* Recommended value */
/* Collision Window/Retry Register */
#define CLRT_DEF 0x0000370F /* Default value */
/* PHY Support Register */
#undef SUPP_SPEED /* Remove compiler warning. */
#define SUPP_SPEED 0x00000100 /* Reduced MII Logic Current Speed */
#define SUPP_RES_RMII 0x00000800 /* Reset Reduced MII Logic */
/* Test Register */
#define TEST_SHCUT_PQUANTA 0x00000001 /* Shortcut Pause Quanta */
#define TEST_TST_PAUSE 0x00000002 /* Test Pause */
#define TEST_TST_BACKP 0x00000004 /* Test Back Pressure */
/* MII Management Configuration Register */
#define MCFG_SCAN_INC 0x00000001 /* Scan Increment PHY Address */
#define MCFG_SUPP_PREAM 0x00000002 /* Suppress Preamble */
#define MCFG_CLK_SEL 0x0000001C /* Clock Select Mask */
#define MCFG_RES_MII 0x00008000 /* Reset MII Management Hardware */
/* MII Management Command Register */
#undef MCMD_READ /* Remove compiler warning. */
#define MCMD_READ 0x00000001 /* MII Read */
#undef MCMD_SCAN /* Remove compiler warning. */
#define MCMD_SCAN 0x00000002 /* MII Scan continuously */
#define MII_WR_TOUT 0x00050000 /* MII Write timeout count */
#define MII_RD_TOUT 0x00050000 /* MII Read timeout count */
/* MII Management Address Register */
#define MADR_REG_ADR 0x0000001F /* MII Register Address Mask */
#define MADR_PHY_ADR 0x00001F00 /* PHY Address Mask */
/* MII Management Indicators Register */
#undef MIND_BUSY /* Remove compiler warning. */
#define MIND_BUSY 0x00000001 /* MII is Busy */
#define MIND_SCAN 0x00000002 /* MII Scanning in Progress */
#define MIND_NOT_VAL 0x00000004 /* MII Read Data not valid */
#define MIND_MII_LINK_FAIL 0x00000008 /* MII Link Failed */
/* Command Register */
#define CR_RX_EN 0x00000001 /* Enable Receive */
#define CR_TX_EN 0x00000002 /* Enable Transmit */
#define CR_REG_RES 0x00000008 /* Reset Host Registers */
#define CR_TX_RES 0x00000010 /* Reset Transmit Datapath */
#define CR_RX_RES 0x00000020 /* Reset Receive Datapath */
#define CR_PASS_RUNT_FRM 0x00000040 /* Pass Runt Frames */
#define CR_PASS_RX_FILT 0x00000080 /* Pass RX Filter */
#define CR_TX_FLOW_CTRL 0x00000100 /* TX Flow Control */
#define CR_RMII 0x00000200 /* Reduced MII Interface */
#define CR_FULL_DUP 0x00000400 /* Full Duplex */
/* Status Register */
#define SR_RX_EN 0x00000001 /* Enable Receive */
#define SR_TX_EN 0x00000002 /* Enable Transmit */
/* Transmit Status Vector 0 Register */
#define TSV0_CRC_ERR 0x00000001 /* CRC error */
#define TSV0_LEN_CHKERR 0x00000002 /* Length Check Error */
#define TSV0_LEN_OUTRNG 0x00000004 /* Length Out of Range */
#define TSV0_DONE 0x00000008 /* Tramsmission Completed */
#define TSV0_MCAST 0x00000010 /* Multicast Destination */
#define TSV0_BCAST 0x00000020 /* Broadcast Destination */
#define TSV0_PKT_DEFER 0x00000040 /* Packet Deferred */
#define TSV0_EXC_DEFER 0x00000080 /* Excessive Packet Deferral */
#define TSV0_EXC_COLL 0x00000100 /* Excessive Collision */
#define TSV0_LATE_COLL 0x00000200 /* Late Collision Occured */
#define TSV0_GIANT 0x00000400 /* Giant Frame */
#define TSV0_UNDERRUN 0x00000800 /* Buffer Underrun */
#define TSV0_BYTES 0x0FFFF000 /* Total Bytes Transferred */
#define TSV0_CTRL_FRAME 0x10000000 /* Control Frame */
#define TSV0_PAUSE 0x20000000 /* Pause Frame */
#define TSV0_BACK_PRESS 0x40000000 /* Backpressure Method Applied */
#define TSV0_VLAN 0x80000000 /* VLAN Frame */
/* Transmit Status Vector 1 Register */
#define TSV1_BYTE_CNT 0x0000FFFF /* Transmit Byte Count */
#define TSV1_COLL_CNT 0x000F0000 /* Transmit Collision Count */
/* Receive Status Vector Register */
#define RSV_BYTE_CNT 0x0000FFFF /* Receive Byte Count */
#define RSV_PKT_IGNORED 0x00010000 /* Packet Previously Ignored */
#define RSV_RXDV_SEEN 0x00020000 /* RXDV Event Previously Seen */
#define RSV_CARR_SEEN 0x00040000 /* Carrier Event Previously Seen */
#define RSV_REC_CODEV 0x00080000 /* Receive Code Violation */
#define RSV_CRC_ERR 0x00100000 /* CRC Error */
#define RSV_LEN_CHKERR 0x00200000 /* Length Check Error */
#define RSV_LEN_OUTRNG 0x00400000 /* Length Out of Range */
#define RSV_REC_OK 0x00800000 /* Frame Received OK */
#define RSV_MCAST 0x01000000 /* Multicast Frame */
#define RSV_BCAST 0x02000000 /* Broadcast Frame */
#define RSV_DRIB_NIBB 0x04000000 /* Dribble Nibble */
#define RSV_CTRL_FRAME 0x08000000 /* Control Frame */
#define RSV_PAUSE 0x10000000 /* Pause Frame */
#define RSV_UNSUPP_OPC 0x20000000 /* Unsupported Opcode */
#define RSV_VLAN 0x40000000 /* VLAN Frame */
/* Flow Control Counter Register */
#define FCC_MIRR_CNT 0x0000FFFF /* Mirror Counter */
#define FCC_PAUSE_TIM 0xFFFF0000 /* Pause Timer */
/* Flow Control Status Register */
#define FCS_MIRR_CNT 0x0000FFFF /* Mirror Counter Current */
/* Receive Filter Control Register */
#define RFC_UCAST_EN 0x00000001 /* Accept Unicast Frames Enable */
#define RFC_BCAST_EN 0x00000002 /* Accept Broadcast Frames Enable */
#define RFC_MCAST_EN 0x00000004 /* Accept Multicast Frames Enable */
#define RFC_UCAST_HASH_EN 0x00000008 /* Accept Unicast Hash Filter Frames */
#define RFC_MCAST_HASH_EN 0x00000010 /* Accept Multicast Hash Filter Fram.*/
#define RFC_PERFECT_EN 0x00000020 /* Accept Perfect Match Enable */
#define RFC_MAGP_WOL_EN 0x00001000 /* Magic Packet Filter WoL Enable */
#define RFC_PFILT_WOL_EN 0x00002000 /* Perfect Filter WoL Enable */
/* Receive Filter WoL Status/Clear Registers */
#define WOL_UCAST 0x00000001 /* Unicast Frame caused WoL */
#define WOL_BCAST 0x00000002 /* Broadcast Frame caused WoL */
#define WOL_MCAST 0x00000004 /* Multicast Frame caused WoL */
#define WOL_UCAST_HASH 0x00000008 /* Unicast Hash Filter Frame WoL */
#define WOL_MCAST_HASH 0x00000010 /* Multicast Hash Filter Frame WoL */
#define WOL_PERFECT 0x00000020 /* Perfect Filter WoL */
#define WOL_RX_FILTER 0x00000080 /* RX Filter caused WoL */
#define WOL_MAG_PACKET 0x00000100 /* Magic Packet Filter caused WoL */
/* Interrupt Status/Enable/Clear/Set Registers */
#define INT_RX_OVERRUN 0x00000001 /* Overrun Error in RX Queue */
#define INT_RX_ERR 0x00000002 /* Receive Error */
#define INT_RX_FIN 0x00000004 /* RX Finished Process Descriptors */
#define INT_RX_DONE 0x00000008 /* Receive Done */
#define INT_TX_UNDERRUN 0x00000010 /* Transmit Underrun */
#define INT_TX_ERR 0x00000020 /* Transmit Error */
#define INT_TX_FIN 0x00000040 /* TX Finished Process Descriptors */
#define INT_TX_DONE 0x00000080 /* Transmit Done */
#define INT_SOFT_INT 0x00001000 /* Software Triggered Interrupt */
#define INT_WAKEUP 0x00002000 /* Wakeup Event Interrupt */
/* Power Down Register */
#define PD_POWER_DOWN 0x80000000 /* Power Down MAC */
/* RX Descriptor Control Word */
#define RCTRL_SIZE 0x000007FF /* Buffer size mask */
#define RCTRL_INT 0x80000000 /* Generate RxDone Interrupt */
/* RX Status Hash CRC Word */
#define RHASH_SA 0x000001FF /* Hash CRC for Source Address */
#define RHASH_DA 0x001FF000 /* Hash CRC for Destination Address */
/* RX Status Information Word */
#define RINFO_SIZE 0x000007FF /* Data size in bytes */
#define RINFO_CTRL_FRAME 0x00040000 /* Control Frame */
#define RINFO_VLAN 0x00080000 /* VLAN Frame */
#define RINFO_FAIL_FILT 0x00100000 /* RX Filter Failed */
#define RINFO_MCAST 0x00200000 /* Multicast Frame */
#define RINFO_BCAST 0x00400000 /* Broadcast Frame */
#define RINFO_CRC_ERR 0x00800000 /* CRC Error in Frame */
#define RINFO_SYM_ERR 0x01000000 /* Symbol Error from PHY */
#define RINFO_LEN_ERR 0x02000000 /* Length Error */
#define RINFO_RANGE_ERR 0x04000000 /* Range Error (exceeded max. size) */
#define RINFO_ALIGN_ERR 0x08000000 /* Alignment Error */
#define RINFO_OVERRUN 0x10000000 /* Receive overrun */
#define RINFO_NO_DESCR 0x20000000 /* No new Descriptor available */
#define RINFO_LAST_FLAG 0x40000000 /* Last Fragment in Frame */
#define RINFO_ERR 0x80000000 /* Error Occured (OR of all errors) */
#define RINFO_ERR_MASK (RINFO_FAIL_FILT | RINFO_CRC_ERR | RINFO_SYM_ERR | \
RINFO_LEN_ERR | RINFO_ALIGN_ERR | RINFO_OVERRUN)
/* TX Descriptor Control Word */
#define TCTRL_SIZE 0x000007FF /* Size of data buffer in bytes */
#define TCTRL_OVERRIDE 0x04000000 /* Override Default MAC Registers */
#define TCTRL_HUGE 0x08000000 /* Enable Huge Frame */
#define TCTRL_PAD 0x10000000 /* Pad short Frames to 64 bytes */
#define TCTRL_CRC 0x20000000 /* Append a hardware CRC to Frame */
#define TCTRL_LAST 0x40000000 /* Last Descriptor for TX Frame */
#define TCTRL_INT 0x80000000 /* Generate TxDone Interrupt */
/* TX Status Information Word */
#define TINFO_COL_CNT 0x01E00000 /* Collision Count */
#define TINFO_DEFER 0x02000000 /* Packet Deferred (not an error) */
#define TINFO_EXCESS_DEF 0x04000000 /* Excessive Deferral */
#define TINFO_EXCESS_COL 0x08000000 /* Excessive Collision */
#define TINFO_LATE_COL 0x10000000 /* Late Collision Occured */
#define TINFO_UNDERRUN 0x20000000 /* Transmit Underrun */
#define TINFO_NO_DESCR 0x40000000 /* No new Descriptor available */
#define TINFO_ERR 0x80000000 /* Error Occured (OR of all errors) */
/* DP83848C PHY Registers */
#define PHY_REG_BMCR 0x00 /* Basic Mode Control Register */
#define PHY_REG_BMSR 0x01 /* Basic Mode Status Register */
#define PHY_REG_IDR1 0x02 /* PHY Identifier 1 */
#define PHY_REG_IDR2 0x03 /* PHY Identifier 2 */
#define PHY_REG_ANAR 0x04 /* Auto-Negotiation Advertisement */
#define PHY_REG_ANLPAR 0x05 /* Auto-Neg. Link Partner Abitily */
#define PHY_REG_ANER 0x06 /* Auto-Neg. Expansion Register */
#define PHY_REG_ANNPTR 0x07 /* Auto-Neg. Next Page TX */
/* PHY Extended Registers */
#define PHY_REG_STS 0x10 /* Status Register */
#define PHY_REG_MICR 0x11 /* MII Interrupt Control Register */
#define PHY_REG_MISR 0x12 /* MII Interrupt Status Register */
#define PHY_REG_FCSCR 0x14 /* False Carrier Sense Counter */
#define PHY_REG_RECR 0x15 /* Receive Error Counter */
#define PHY_REG_PCSR 0x16 /* PCS Sublayer Config. and Status */
#define PHY_REG_RBR 0x17 /* RMII and Bypass Register */
#define PHY_REG_LEDCR 0x18 /* LED Direct Control Register */
#define PHY_REG_PHYCR 0x19 /* PHY Control Register */
#define PHY_REG_10BTSCR 0x1A /* 10Base-T Status/Control Register */
#define PHY_REG_CDCTRL1 0x1B /* CD Test Control and BIST Extens. */
#define PHY_REG_EDCR 0x1D /* Energy Detect Control Register */
#define PHY_FULLD_100M 0x2100 /* Full Duplex 100Mbit */
#define PHY_HALFD_100M 0x2000 /* Half Duplex 100Mbit */
#define PHY_FULLD_10M 0x0100 /* Full Duplex 10Mbit */
#define PHY_HALFD_10M 0x0000 /* Half Duplex 10MBit */
#define PHY_AUTO_NEG 0x3000 /* Select Auto Negotiation */
#define DP83848C_DEF_ADR 0x0100 /* Default PHY device address */
#define DP83848C_ID 0x20005C90 /* PHY Identifier */
// prototypes
portBASE_TYPE vInitEMAC(void);
unsigned short ReadFrameBE_EMAC(void);
void vIncrementTxLength(unsigned long ulLength);
void CopyFromFrame_EMAC(void *Dest, unsigned short Size);
void DummyReadFrame_EMAC(unsigned short Size);
unsigned short StartReadFrame(void);
void EndReadFrame(void);
unsigned int CheckFrameReceived(void);
void vInitialiseSend(void);
unsigned int Rdy4Tx(void);
void vSendBufferToMAC(void);
void vEMACWaitForInput( void );
unsigned int uiGetEMACRxData( unsigned char *ucBuffer );
#endif
/*----------------------------------------------------------------------------
* end of file
*---------------------------------------------------------------------------*/