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mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2024-12-23 23:20:48 +02:00
openwrt-xburst/target/linux/ep93xx/patches-2.6.30/007-ep93xx-eth.patch
florian 288fe38045 [ep93xx] add support for the Simplemachines Sim.One board
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18540 3c298f89-4303-0410-b956-a3cf2f4a3e73
2009-11-25 23:43:48 +00:00

406 lines
15 KiB
Diff

--- /dev/null
+++ b/drivers/net/arm/ep93xx_eth.h
@@ -0,0 +1,402 @@
+/*------------------------------------------------------------------------
+ * ep93xx_eth.h
+ * : header file of Ethernet Device Driver for Cirrus Logic EP93xx.
+ *
+ * Copyright (C) 2003 by Cirrus Logic www.cirrus.com
+ * This software may be used and distributed according to the terms
+ * of the GNU Public License.
+ *
+ * This file contains device related information like register info
+ * and register access method macros for the Ethernet device
+ * embedded within Cirrus Logic's EP93xx SOC chip.
+ *
+ * Information contained in this file was obtained from
+ * the EP9312 Manual Revision 0.12 and 0.14 from Cirrus Logic.
+ *
+ * History
+ * 05/18/01 Sungwook Kim Initial release
+ * 03/25/2003 Melody Modified for EP92xx
+ *--------------------------------------------------------------------------*/
+
+
+#ifndef _EP9213_ETH_H_
+#define _EP9213_ETH_H_
+
+
+/*---------------------------------------------------------------
+ * Definition of H/W Defects and Their Workarounds
+ *-------------------------------------------------------------*/
+
+
+
+/*---------------------------------------------------------------
+ * Data types used in this driver
+ *-------------------------------------------------------------*/
+typedef unsigned char U8;
+typedef unsigned short U16;
+typedef unsigned long U32;
+typedef unsigned int UINT;
+
+
+
+/*---------------------------------------------------------------
+ * Definition of the registers.
+ * For details, refer to the datasheet .
+ *
+ * Basically, most registers are 32 bits width register.
+ * But some are 16 bits and some are 6 or 8 bytes long.
+ *-------------------------------------------------------------*/
+
+#define REG_RxCTL 0x0000 /*offset to Receiver Control Reg*/
+#define RxCTL_PauseA (1<<20)
+#define RxCTL_RxFCE1 (1<<19)
+#define RxCTL_RxFCE0 (1<<18)
+#define RxCTL_BCRC (1<<17)
+#define RxCTL_SRxON (1<<16)
+#define RxCTL_RCRCA (1<<13)
+#define RxCTL_RA (1<<12)
+#define RxCTL_PA (1<<11)
+#define RxCTL_BA (1<<10)
+#define RxCTL_MA (1<<9)
+#define RxCTL_IAHA (1<<8)
+#define RxCTL_IA3 (1<<3)
+#define RxCTL_IA2 (1<<2)
+#define RxCTL_IA1 (1<<1)
+#define RxCTL_IA0 (1<<0)
+
+#define REG_TxCTL 0x0004 /*offset to Transmit Control Reg*/
+#define TxCTL_DefDis (1<<7)
+#define TxCTL_MBE (1<<6)
+#define TxCTL_ICRC (1<<5)
+#define TxCTL_TxPD (1<<5)
+#define TxCTL_OColl (1<<3)
+#define TxCTL_SP (1<<2)
+#define TxCTL_PB (1<<1)
+#define TxCTL_STxON (1<<0)
+
+#define REG_TestCTL 0x0008 /*Test Control Reg, R/W*/
+#define TestCTL_MACF (1<<7)
+#define TestCTL_MFDX (1<<6)
+#define TestCTL_DB (1<<5)
+#define TestCTL_MIIF (1<<4)
+
+#define REG_MIICmd 0x0010 /*offset to MII Command Reg, R/W*/
+#define MIICmd_OP (0x03<<14)
+#define MIICmd_OP_RD (2<<14)
+#define MIICmd_OP_WR (1<<14)
+#define MIICmd_PHYAD (0x1f<<5)
+#define MIICmd_REGAD (0x1f<<0)
+
+#define REG_MIIData 0x0014 /*offset to MII Data Reg, R/W*/
+#define MIIData_MIIData (0xffff<<0)
+
+#define REG_MIISts 0x0018 /*offset to MII Status Reg, R*/
+#define MIISts_Busy (1<<0)
+
+#define REG_SelfCTL 0x0020 /*offset to Self Control Reg*/
+#define SelfCTL_RWP (1<<7) /*Remote Wake Pin*/
+#define SelfCTL_GPO0 (1<<5)
+#define SelfCTL_PUWE (1<<4)
+#define SelfCTL_PDWE (1<<3)
+#define SelfCTL_MIIL (1<<2)
+#define SelfCTL_RESET (1<<0)
+
+#define REG_IntEn 0x0024 /*Interrupt Enable Reg, R/W*/
+#define IntEn_RWIE (1<<30)
+#define IntEn_RxMIE (1<<29)
+#define IntEn_RxBIE (1<<28)
+#define IntEn_RxSQIE (1<<27)
+#define IntEn_TxLEIE (1<<26)
+#define IntEn_ECIE (1<<25)
+#define IntEn_TxUHIE (1<<24)
+#define IntEn_MOIE (1<<18)
+#define IntEn_TxCOIE (1<<17)
+#define IntEn_RxROIE (1<<16)
+#define IntEn_MIIIE (1<<12)
+#define IntEn_PHYSIE (1<<11)
+#define IntEn_TIE (1<<10)
+#define IntEn_SWIE (1<<8)
+#define IntEn_TxSQIE (1<<3)
+#define IntEn_RxEOFIE (1<<2)
+#define IntEn_RxEOBIE (1<<1)
+#define IntEn_RxHDRIE (1<<0)
+
+#define REG_IntStsP 0x0028 /*offset to Interrupt Status Preserve Reg, R/W*/
+#define REG_IntStsC 0x002c /*offset to Interrupt Status Clear Reg, R*/
+#define IntSts_RWI (1<<30)
+#define IntSts_RxMI (1<<29)
+#define IntSts_RxBI (1<<28)
+#define IntSts_RxSQI (1<<27)
+#define IntSts_TxLEI (1<<26)
+#define IntSts_ECI (1<<25)
+#define IntSts_TxUHI (1<<24)
+#define IntSts_MOI (1<<18)
+#define IntSts_TxCOI (1<<17)
+#define IntSts_RxROI (1<<16)
+#define IntSts_MIII (1<<12)
+#define IntSts_PHYSI (1<<11)
+#define IntSts_TI (1<<10)
+#define IntSts_AHBE (1<<9)
+#define IntSts_SWI (1<<8)
+#define IntSts_OTHER (1<<4)
+#define IntSts_TxSQ (1<<3)
+#define IntSts_RxSQ (1<<2)
+
+#define REG_GT 0x0040 /*offset to General Timer Reg*/
+#define GT_GTC (0xffff<<16)
+#define GT_GTP (0xffff<<0)
+
+#define REG_FCT 0x0044 /*offset to Flow Control Timer Reg*/
+#define FCT_FCT (0x00ffffff<<0)
+
+#define REG_FCF 0x0048 /*offset to Flow Control Format Reg*/
+#define FCF_MACCT (0xffff<<16)
+#define FCF_TPT (0xffff<<0)
+
+#define REG_AFP 0x004c /*offset to Address Filter Pointer Reg*/
+#define AFP_AFP (0x07<<0) /*Address Filter Pointer (bank control for REG_IndAD)*/
+#define AFP_AFP_IA0 0 /*Primary Individual Address (MAC Addr)*/
+#define AFP_AFP_IA1 1 /*Individual Address 1*/
+#define AFP_AFP_IA2 2 /*Individual Address 2*/
+#define AFP_AFP_IA3 3 /*Individual Address 3*/
+#define AFP_AFP_DTxP 6 /*Destination Address of Tx Pause Frame*/
+#define AFP_AFP_HASH 7 /*Hash Table*/
+
+#define REG_IndAD 0x0050 /*offset to Individual Address Reg, n bytes, R/W*/
+
+#define REG_GIntSts 0x0060 /*offset to Global Interrupt Status Reg (writing 1 will clear)*/
+#define REG_GIntROS 0x0068 /*offset to Global Interrupt Status Read Only Reg*/
+#define GIntSts_INT (1<<15) /*Global Interrupt Request Status*/
+
+#define REG_GIntMsk 0x0064 /*offset to Global Interrupt Mask Reg*/
+#define GIntMsk_IntEn (1<<15) /*Global Interrupt Enable*/
+
+#define REG_GIntFrc 0x006c /*offset to Global Interrupt Force Reg*/
+#define GIntFrc_INT (1<<15) /*Force to set GIntSts*/
+
+#define REG_TxCollCnt 0x0070 /*Transmit Collision Count Reg, R*/
+#define REG_RxMissCnt 0x0074 /*Receive Miss Count Reg, R*/
+#define REG_RxRntCnt 0x0078 /*Receive Runt Count Reg, R*/
+
+#define REG_BMCtl 0x0080 /*offset to Bus Master Control Reg, R/W*/
+#define BMCtl_MT (1<<13)
+#define BMCtl_TT (1<<12)
+#define BMCtl_UnH (1<<11)
+#define BMCtl_TxChR (1<<10)
+#define BMCtl_TxDis (1<<9)
+#define BMCtl_TxEn (1<<8)
+#define BMCtl_EH2 (1<<6)
+#define BMCtl_EH1 (1<<5)
+#define BMCtl_EEOB (1<<4)
+#define BMCtl_RxChR (1<<2)
+#define BMCtl_RxDis (1<<1)
+#define BMCtl_RxEn (1<<0)
+
+#define REG_BMSts 0x0084 /*offset to Bus Master Status Reg, R*/
+#define BMSts_TxAct (1<<7)
+#define BMSts_TP (1<<4)
+#define BMSts_RxAct (1<<3)
+#define BMSts_QID (0x07<<0)
+#define BMSts_QID_RxDt (0<<0)
+#define BMSts_QID_TxDt (1<<0)
+#define BMSts_QID_RxSts (2<<0)
+#define BMSts_QID_TxSts (3<<0)
+#define BMSts_QID_RxDesc (4<<0)
+#define BMSts_QID_TxDesc (5<<0)
+
+#define REG_RBCA 0x0088 /*offset to Receive Buffer Current Address Reg, R*/
+#define REG_TBCA 0x008c /*offset to Transmit Buffer Current Address Reg, R*/
+
+#define REG_RxDBA 0x0090 /*offset to Receive Descriptor Queue Base Address Reg, R/W*/
+#define REG_RxDBL 0x0094 /*offset to Receive Descriptor Queue Base Length Reg, R/W, 16bits*/
+#define REG_RxDCL 0x0096 /*offset to Receive Descriptor Queue Current Length Reg, R/W, 16bits*/
+#define REG_RxDCA 0x0098 /*offset to Receive Descriptor Queue Current Address Reg, R/W*/
+
+#define REG_RxDEQ 0x009c /*offset to Receive Descriptor Enqueue Reg, R/W*/
+#define RxDEQ_RDV (0xffff<<16) /*R 16bit; Receive Descriptor Value*/
+#define RxDEQ_RDI (0xff<<0) /*W 8bit; Receive Descriptor Increment*/
+
+#define REG_RxSBA 0x00a0 /*offset to Receive Status Queue Base Address Reg, R/W*/
+#define REG_RxSBL 0x00a4 /*offset to Receive Status Queue Base Length Reg, R/W, 16bits*/
+#define REG_RxSCL 0x00a6 /*offset to Receive Status Queue Current Length Reg, R/W, 16bits*/
+#define REG_RxSCA 0x00a8 /*offset to Receive Status Queue Current Address Reg, R/W*/
+
+#define REG_RxSEQ 0x00ac /*offset to Receive Status Queue Current Address Reg, R/W*/
+#define RxSEQ_RSV (0xffff<<16)
+#define RxSEQ_RSI (0xff<<0)
+
+#define REG_TxDBA 0x00b0 /*offset to Transmit Descriptor Queue Base Address Reg, R/W*/
+#define REG_TxDBL 0x00b4 /*offset to Transmit Descriptor Queue Base Length Reg, R/W, 16bits*/
+#define REG_TxDCL 0x00b6 /*offset to Transmit Descriptor Queue Current Length Reg, R/W, 16bits*/
+#define REG_TxDCA 0x00b8 /*offset to Transmit Descriptor Queue Current Address Reg, R/W*/
+
+#define REG_TxDEQ 0x00bc /*offset to Transmit Descriptor Queue Current Address Reg, R/W*/
+#define TxDEQ_TDV (0xffff<<16)
+#define TxDEQ_TDI (0xff<<0)
+
+#define REG_TxSBA 0x00c0 /*offset to Transmit Status Queue Base Address Reg, R/W*/
+#define REG_TxSBL 0x00c4 /*offset to Transmit Status Queue Base Length Reg, R/W, 16bits*/
+#define REG_TxSCL 0x00c6 /*offset to Transmit Status Queue Current Length Reg, R/W, 16bits*/
+#define REG_TxSCA 0x00c8 /*offset to Transmit Status Queue Current Address Reg, R/W*/
+
+#define REG_RxBTH 0x00d0 /*offset to Receive Buffer Threshold Reg, R/W*/
+#define RxBTH_RDHT (0x03ff<<16)
+#define RxBTH_RDST (0x03ff<<0)
+
+#define REG_TxBTH 0x00d4 /*offset to Transmit Buffer Threshold Reg, R/W*/
+#define TxBTH_TDHT (0x03ff<<16)
+#define TxBTH_TDST (0x03ff<<0)
+
+#define REG_RxSTH 0x00d8 /*offset to Receive Status Threshold Reg, R/W*/
+#define RxSTH_RSHT (0x003f<<16)
+#define RxSTH_RSST (0x003f<<0)
+
+#define REG_TxSTH 0x00dc /*offset to Transmit Status Threshold Reg, R/W*/
+#define TxSTH_TSHT (0x003f<<16)
+#define TxSTH_TSST (0x003f<<0)
+
+#define REG_RxDTH 0x00e0 /*offset to Receive Descriptor Threshold Reg, R/W*/
+#define RxDTH_RDHT (0x003f<<16)
+#define RxDTH_RDST (0x003f<<0)
+
+#define REG_TxDTH 0x00e4 /*offset to Transmit Descriptor Threshold Reg, R/W*/
+#define TxDTH_TDHT (0x003f<<16)
+#define TxDTH_TDST (0x003f<<0)
+
+#define REG_MaxFL 0x00e8 /*offset to Max Frame Length Reg, R/W*/
+#define MaxFL_MFL (0x07ff<<16)
+#define MaxFL_TST (0x07ff<<0)
+
+#define REG_RxHL 0x00ec /*offset to Receive Header Length Reg, R/W*/
+#define RxHL_RHL2 (0x07ff<<16)
+#define RxHL_RHL1 (0x03ff<<0)
+
+#define REG_MACCFG0 0x0100 /*offset to Test Reg #0, R/W*/
+#define MACCFG0_DbgSel (1<<7)
+#define MACCFG0_LCKEN (1<<6)
+#define MACCFG0_LRATE (1<<5)
+#define MACCFG0_RXERR (1<<4)
+#define MACCFG0_BIT33 (1<<2)
+#define MACCFG0_PMEEN (1<<1)
+#define MACCFG0_PMEST (1<<0)
+
+#define REG_MACCFG1 0x0104 /*offset to Test Reg #1, R/W*/
+#define REG_MACCFG2 0x0108 /*offset to Test Reg #2, R*/
+#define REG_MACCFG3 0x010c /*offset to Test Reg #3, R*/
+
+
+
+/*---------------------------------------------------------------
+ * Definition of Descriptor/Status Queue Entry
+ *-------------------------------------------------------------*/
+
+typedef union receiveDescriptor { /*data structure of Receive Descriptor Queue Entry*/
+ struct { /*whole value*/
+ U32 e0, /*1st dword entry*/
+ e1; /*2nd dword entry*/
+ } w;
+ struct { /*bit field definitions*/
+ U32 ba:32, /*Buffer Address (keep in mind this is physical address)*/
+ bl:16, /*b15-0; Buffer Length*/
+ bi:15, /*b30-16; Buffer Index*/
+ nsof:1; /*b31; Not Start Of Frame*/
+ } f;
+} receiveDescriptor;
+
+
+typedef union receiveStatus { /*data structure of Receive Status Queue Entry*/
+ struct { /*whole word*/
+ U32 e0, /*1st dword entry*/
+ e1; /*2nd dword entry*/
+ } w;
+ struct { /*bit field*/
+ U32 rsrv1:8, /*b7-0: reserved*/
+ hti:6, /*b13-8: Hash Table Index*/
+ rsrv2:1, /*b14: reserved*/
+ crci:1, /*b15: CRC Included*/
+ crce:1, /*b16: CRC Error*/
+ edata:1, /*b17: Extra Data*/
+ runt:1, /*b18: Runt Frame*/
+ fe:1, /*b19: Framing Error*/
+ oe:1, /*b20: Overrun Error*/
+ rxerr:1, /*b21: Rx Error*/
+ am:2, /*b23-22: Address Match*/
+ rsrv3:4, /*b27-24: reserved*/
+ eob:1, /*b28: End Of Buffer*/
+ eof:1, /*b29: End Of Frame*/
+ rwe:1, /*b30: Received Without Error*/
+ rfp:1, /*b31: Receive Frame Processed*/
+ fl:16, /*b15-0: frame length*/
+ bi:15, /*b30-16: Buffer Index*/
+ rfp2:1; /*b31: Receive Frame Processed at 2nd word*/
+ } f;
+} receiveStatus;
+
+
+typedef union transmitDescriptor { /*data structure of Transmit Descriptor Queue Entry*/
+ struct { /*whole value*/
+ U32 e0, /*1st dword entry*/
+ e1; /*2nd dword entry*/
+ } w;
+ struct { /*bit field*/
+ U32 ba:32, /*b31-0: Buffer Address (keep in mind this is physical address)*/
+ bl:12, /*b11-0: Buffer Length*/
+ rsrv1:3, /*b14-12: reserved*/
+ af:1, /*b15: Abort Frame*/
+ bi:15, /*b30-16: Buffer Index*/
+ eof:1; /*b31: End Of Frame*/
+
+ } f;
+} transmitDescriptor;
+
+
+typedef union transmitStatus { /*data structure of Transmit Status Queue Entry*/
+ struct { /*whole word*/
+ U32 e0; /*1st dword entry*/
+ } w;
+ struct { /*bit field*/
+ U32 bi:15, /*b14-0: Buffer Index*/
+ rsrv3:1, /*b15: reserved*/
+ ncoll:5, /*b20-16: Number of Collisions*/
+ rsrv2:3, /*b23-21: reserved*/
+ ecoll:1, /*b24: Excess Collisions*/
+ txu:1, /*b25: Tx Underrun*/
+ ow:1, /*b26: Out of Window*/
+ rsrv1:1, /*b27: reserved*/
+ lcrs:1, /*b28: Loss of CRS*/
+ fa:1, /*b29: Frame Abort*/
+ txwe:1, /*b30: Transmitted Without Error*/
+ txfp:1; /*b31: Transmit Frame Processed*/
+ } f;
+} transmitStatus;
+
+
+
+/*---------------------------------------------------------------
+ * Size of device registers occupied in memory/IO address map
+ *-------------------------------------------------------------*/
+#define DEV_REG_SPACE 0x00010000
+
+/*
+#define U8 unsigned char
+#define U16 unsigned short
+#define U32 unsigned long
+*/
+
+/*---------------------------------------------------------------
+ * A definition of register access macros
+ *-------------------------------------------------------------*/
+#define _RegRd(type,ofs) (*(volatile type*)(ofs))
+#define _RegWr(type,ofs,dt) *(volatile type*)(ofs)=((type)(dt))
+
+#define RegRd8(ofs) _RegRd(U8,(char*)pD->base_addr+(ofs))
+#define RegRd16(ofs) _RegRd(U16,(char*)pD->base_addr+(ofs))
+#define RegRd32(ofs) _RegRd(U32,(char*)pD->base_addr+(ofs))
+#define RegWr8(ofs,dt) _RegWr(U8,(char*)pD->base_addr+(ofs),(dt))
+#define RegWr16(ofs,dt) _RegWr(U16,(char*)pD->base_addr+(ofs),(dt))
+#define RegWr32(ofs,dt) _RegWr(U32,(char*)pD->base_addr+(ofs),(dt))
+
+
+
+#endif /* _EP9213_ETH_H_ */
+