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Diffstat (limited to 'linux/drivers/net/sh_eth.h')
| -rw-r--r-- | linux/drivers/net/sh_eth.h | 749 |
1 files changed, 749 insertions, 0 deletions
diff --git a/linux/drivers/net/sh_eth.h b/linux/drivers/net/sh_eth.h new file mode 100644 index 000000000..ba151f86a --- /dev/null +++ b/linux/drivers/net/sh_eth.h @@ -0,0 +1,749 @@ +/* + * SuperH Ethernet device driver + * + * Copyright (C) 2006-2008 Nobuhiro Iwamatsu + * Copyright (C) 2008-2009 Renesas Solutions Corp. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + */ + +#ifndef __SH_ETH_H__ +#define __SH_ETH_H__ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/spinlock.h> +#include <linux/workqueue.h> +#include <linux/netdevice.h> +#include <linux/phy.h> + +#include <asm/sh_eth.h> + +#define CARDNAME "sh-eth" +#define TX_TIMEOUT (5*HZ) +#define TX_RING_SIZE 64 /* Tx ring size */ +#define RX_RING_SIZE 64 /* Rx ring size */ +#define ETHERSMALL 60 +#define PKT_BUF_SZ 1538 + +#if defined(CONFIG_CPU_SUBTYPE_SH7763) +/* This CPU register maps is very difference by other SH4 CPU */ + +/* Chip Base Address */ +# define SH_TSU_ADDR 0xFEE01800 +# define ARSTR SH_TSU_ADDR + +/* Chip Registers */ +/* E-DMAC */ +# define EDSR 0x000 +# define EDMR 0x400 +# define EDTRR 0x408 +# define EDRRR 0x410 +# define EESR 0x428 +# define EESIPR 0x430 +# define TDLAR 0x010 +# define TDFAR 0x014 +# define TDFXR 0x018 +# define TDFFR 0x01C +# define RDLAR 0x030 +# define RDFAR 0x034 +# define RDFXR 0x038 +# define RDFFR 0x03C +# define TRSCER 0x438 +# define RMFCR 0x440 +# define TFTR 0x448 +# define FDR 0x450 +# define RMCR 0x458 +# define RPADIR 0x460 +# define FCFTR 0x468 + +/* Ether Register */ +# define ECMR 0x500 +# define ECSR 0x510 +# define ECSIPR 0x518 +# define PIR 0x520 +# define PSR 0x528 +# define PIPR 0x52C +# define RFLR 0x508 +# define APR 0x554 +# define MPR 0x558 +# define PFTCR 0x55C +# define PFRCR 0x560 +# define TPAUSER 0x564 +# define GECMR 0x5B0 +# define BCULR 0x5B4 +# define MAHR 0x5C0 +# define MALR 0x5C8 +# define TROCR 0x700 +# define CDCR 0x708 +# define LCCR 0x710 +# define CEFCR 0x740 +# define FRECR 0x748 +# define TSFRCR 0x750 +# define TLFRCR 0x758 +# define RFCR 0x760 +# define CERCR 0x768 +# define CEECR 0x770 +# define MAFCR 0x778 + +/* TSU Absolute Address */ +# define TSU_CTRST 0x004 +# define TSU_FWEN0 0x010 +# define TSU_FWEN1 0x014 +# define TSU_FCM 0x18 +# define TSU_BSYSL0 0x20 +# define TSU_BSYSL1 0x24 +# define TSU_PRISL0 0x28 +# define TSU_PRISL1 0x2C +# define TSU_FWSL0 0x30 +# define TSU_FWSL1 0x34 +# define TSU_FWSLC 0x38 +# define TSU_QTAG0 0x40 +# define TSU_QTAG1 0x44 +# define TSU_FWSR 0x50 +# define TSU_FWINMK 0x54 +# define TSU_ADQT0 0x48 +# define TSU_ADQT1 0x4C +# define TSU_VTAG0 0x58 +# define TSU_VTAG1 0x5C +# define TSU_ADSBSY 0x60 +# define TSU_TEN 0x64 +# define TSU_POST1 0x70 +# define TSU_POST2 0x74 +# define TSU_POST3 0x78 +# define TSU_POST4 0x7C +# define TSU_ADRH0 0x100 +# define TSU_ADRL0 0x104 +# define TSU_ADRH31 0x1F8 +# define TSU_ADRL31 0x1FC + +# define TXNLCR0 0x80 +# define TXALCR0 0x84 +# define RXNLCR0 0x88 +# define RXALCR0 0x8C +# define FWNLCR0 0x90 +# define FWALCR0 0x94 +# define TXNLCR1 0xA0 +# define TXALCR1 0xA4 +# define RXNLCR1 0xA8 +# define RXALCR1 0xAC +# define FWNLCR1 0xB0 +# define FWALCR1 0x40 + +#elif defined(CONFIG_CPU_SH4) /* #if defined(CONFIG_CPU_SUBTYPE_SH7763) */ +/* EtherC */ +#define ECMR 0x100 +#define RFLR 0x108 +#define ECSR 0x110 +#define ECSIPR 0x118 +#define PIR 0x120 +#define PSR 0x128 +#define RDMLR 0x140 +#define IPGR 0x150 +#define APR 0x154 +#define MPR 0x158 +#define TPAUSER 0x164 +#define RFCF 0x160 +#define TPAUSECR 0x168 +#define BCFRR 0x16c +#define MAHR 0x1c0 +#define MALR 0x1c8 +#define TROCR 0x1d0 +#define CDCR 0x1d4 +#define LCCR 0x1d8 +#define CNDCR 0x1dc +#define CEFCR 0x1e4 +#define FRECR 0x1e8 +#define TSFRCR 0x1ec +#define TLFRCR 0x1f0 +#define RFCR 0x1f4 +#define MAFCR 0x1f8 +#define RTRATE 0x1fc + +/* E-DMAC */ +#define EDMR 0x000 +#define EDTRR 0x008 +#define EDRRR 0x010 +#define TDLAR 0x018 +#define RDLAR 0x020 +#define EESR 0x028 +#define EESIPR 0x030 +#define TRSCER 0x038 +#define RMFCR 0x040 +#define TFTR 0x048 +#define FDR 0x050 +#define RMCR 0x058 +#define TFUCR 0x064 +#define RFOCR 0x068 +#define FCFTR 0x070 +#define RPADIR 0x078 +#define TRIMD 0x07c +#define RBWAR 0x0c8 +#define RDFAR 0x0cc +#define TBRAR 0x0d4 +#define TDFAR 0x0d8 +#else /* #elif defined(CONFIG_CPU_SH4) */ +/* This section is SH3 or SH2 */ +#ifndef CONFIG_CPU_SUBTYPE_SH7619 +/* Chip base address */ +# define SH_TSU_ADDR 0xA7000804 +# define ARSTR 0xA7000800 +#endif +/* Chip Registers */ +/* E-DMAC */ +# define EDMR 0x0000 +# define EDTRR 0x0004 +# define EDRRR 0x0008 +# define TDLAR 0x000C +# define RDLAR 0x0010 +# define EESR 0x0014 +# define EESIPR 0x0018 +# define TRSCER 0x001C +# define RMFCR 0x0020 +# define TFTR 0x0024 +# define FDR 0x0028 +# define RMCR 0x002C +# define EDOCR 0x0030 +# define FCFTR 0x0034 +# define RPADIR 0x0038 +# define TRIMD 0x003C +# define RBWAR 0x0040 +# define RDFAR 0x0044 +# define TBRAR 0x004C +# define TDFAR 0x0050 + +/* Ether Register */ +# define ECMR 0x0160 +# define ECSR 0x0164 +# define ECSIPR 0x0168 +# define PIR 0x016C +# define MAHR 0x0170 +# define MALR 0x0174 +# define RFLR 0x0178 +# define PSR 0x017C +# define TROCR 0x0180 +# define CDCR 0x0184 +# define LCCR 0x0188 +# define CNDCR 0x018C +# define CEFCR 0x0194 +# define FRECR 0x0198 +# define TSFRCR 0x019C +# define TLFRCR 0x01A0 +# define RFCR 0x01A4 +# define MAFCR 0x01A8 +# define IPGR 0x01B4 +# if defined(CONFIG_CPU_SUBTYPE_SH7710) +# define APR 0x01B8 +# define MPR 0x01BC +# define TPAUSER 0x1C4 +# define BCFR 0x1CC +# endif /* CONFIG_CPU_SH7710 */ + +/* TSU */ +# define TSU_CTRST 0x004 +# define TSU_FWEN0 0x010 +# define TSU_FWEN1 0x014 +# define TSU_FCM 0x018 +# define TSU_BSYSL0 0x020 +# define TSU_BSYSL1 0x024 +# define TSU_PRISL0 0x028 +# define TSU_PRISL1 0x02C +# define TSU_FWSL0 0x030 +# define TSU_FWSL1 0x034 +# define TSU_FWSLC 0x038 +# define TSU_QTAGM0 0x040 +# define TSU_QTAGM1 0x044 +# define TSU_ADQT0 0x048 +# define TSU_ADQT1 0x04C +# define TSU_FWSR 0x050 +# define TSU_FWINMK 0x054 +# define TSU_ADSBSY 0x060 +# define TSU_TEN 0x064 +# define TSU_POST1 0x070 +# define TSU_POST2 0x074 +# define TSU_POST3 0x078 +# define TSU_POST4 0x07C +# define TXNLCR0 0x080 +# define TXALCR0 0x084 +# define RXNLCR0 0x088 +# define RXALCR0 0x08C +# define FWNLCR0 0x090 +# define FWALCR0 0x094 +# define TXNLCR1 0x0A0 +# define TXALCR1 0x0A4 +# define RXNLCR1 0x0A8 +# define RXALCR1 0x0AC +# define FWNLCR1 0x0B0 +# define FWALCR1 0x0B4 + +#define TSU_ADRH0 0x0100 +#define TSU_ADRL0 0x0104 +#define TSU_ADRL31 0x01FC + +#endif /* CONFIG_CPU_SUBTYPE_SH7763 */ + +/* There are avoid compile error... */ +#if !defined(BCULR) +#define BCULR 0x0fc +#endif +#if !defined(TRIMD) +#define TRIMD 0x0fc +#endif +#if !defined(APR) +#define APR 0x0fc +#endif +#if !defined(MPR) +#define MPR 0x0fc +#endif +#if !defined(TPAUSER) +#define TPAUSER 0x0fc +#endif + +/* Driver's parameters */ +#if defined(CONFIG_CPU_SH4) +#define SH4_SKB_RX_ALIGN 32 +#else +#define SH2_SH3_SKB_RX_ALIGN 2 +#endif + +/* + * Register's bits + */ +#ifdef CONFIG_CPU_SUBTYPE_SH7763 +/* EDSR */ +enum EDSR_BIT { + EDSR_ENT = 0x01, EDSR_ENR = 0x02, +}; +#define EDSR_ENALL (EDSR_ENT|EDSR_ENR) + +/* GECMR */ +enum GECMR_BIT { + GECMR_10 = 0x0, GECMR_100 = 0x04, GECMR_1000 = 0x01, +}; +#endif + +/* EDMR */ +enum DMAC_M_BIT { + EDMR_EL = 0x40, /* Litte endian */ + EDMR_DL1 = 0x20, EDMR_DL0 = 0x10, +#ifdef CONFIG_CPU_SUBTYPE_SH7763 + EDMR_SRST = 0x03, +#else /* CONFIG_CPU_SUBTYPE_SH7763 */ + EDMR_SRST = 0x01, +#endif +}; + +/* EDTRR */ +enum DMAC_T_BIT { +#ifdef CONFIG_CPU_SUBTYPE_SH7763 + EDTRR_TRNS = 0x03, +#else + EDTRR_TRNS = 0x01, +#endif +}; + +/* EDRRR*/ +enum EDRRR_R_BIT { + EDRRR_R = 0x01, +}; + +/* TPAUSER */ +enum TPAUSER_BIT { + TPAUSER_TPAUSE = 0x0000ffff, + TPAUSER_UNLIMITED = 0, +}; + +/* BCFR */ +enum BCFR_BIT { + BCFR_RPAUSE = 0x0000ffff, + BCFR_UNLIMITED = 0, +}; + +/* PIR */ +enum PIR_BIT { + PIR_MDI = 0x08, PIR_MDO = 0x04, PIR_MMD = 0x02, PIR_MDC = 0x01, +}; + +/* PSR */ +enum PHY_STATUS_BIT { PHY_ST_LINK = 0x01, }; + +/* EESR */ +enum EESR_BIT { + EESR_TWB1 = 0x80000000, + EESR_TWB = 0x40000000, /* same as TWB0 */ + EESR_TC1 = 0x20000000, + EESR_TUC = 0x10000000, + EESR_ROC = 0x08000000, + EESR_TABT = 0x04000000, + EESR_RABT = 0x02000000, + EESR_RFRMER = 0x01000000, /* same as RFCOF */ + EESR_ADE = 0x00800000, + EESR_ECI = 0x00400000, + EESR_FTC = 0x00200000, /* same as TC or TC0 */ + EESR_TDE = 0x00100000, + EESR_TFE = 0x00080000, /* same as TFUF */ + EESR_FRC = 0x00040000, /* same as FR */ + EESR_RDE = 0x00020000, + EESR_RFE = 0x00010000, + EESR_CND = 0x00000800, + EESR_DLC = 0x00000400, + EESR_CD = 0x00000200, + EESR_RTO = 0x00000100, + EESR_RMAF = 0x00000080, + EESR_CEEF = 0x00000040, + EESR_CELF = 0x00000020, + EESR_RRF = 0x00000010, + EESR_RTLF = 0x00000008, + EESR_RTSF = 0x00000004, + EESR_PRE = 0x00000002, + EESR_CERF = 0x00000001, +}; + +#define DEFAULT_TX_CHECK (EESR_FTC | EESR_CND | EESR_DLC | EESR_CD | \ + EESR_RTO) +#define DEFAULT_EESR_ERR_CHECK (EESR_TWB | EESR_TABT | EESR_RABT | \ + EESR_RDE | EESR_RFRMER | EESR_ADE | \ + EESR_TFE | EESR_TDE | EESR_ECI) +#define DEFAULT_TX_ERROR_CHECK (EESR_TWB | EESR_TABT | EESR_ADE | EESR_TDE | \ + EESR_TFE) + +/* EESIPR */ +enum DMAC_IM_BIT { + DMAC_M_TWB = 0x40000000, DMAC_M_TABT = 0x04000000, + DMAC_M_RABT = 0x02000000, + DMAC_M_RFRMER = 0x01000000, DMAC_M_ADF = 0x00800000, + DMAC_M_ECI = 0x00400000, DMAC_M_FTC = 0x00200000, + DMAC_M_TDE = 0x00100000, DMAC_M_TFE = 0x00080000, + DMAC_M_FRC = 0x00040000, DMAC_M_RDE = 0x00020000, + DMAC_M_RFE = 0x00010000, DMAC_M_TINT4 = 0x00000800, + DMAC_M_TINT3 = 0x00000400, DMAC_M_TINT2 = 0x00000200, + DMAC_M_TINT1 = 0x00000100, DMAC_M_RINT8 = 0x00000080, + DMAC_M_RINT5 = 0x00000010, DMAC_M_RINT4 = 0x00000008, + DMAC_M_RINT3 = 0x00000004, DMAC_M_RINT2 = 0x00000002, + DMAC_M_RINT1 = 0x00000001, +}; + +/* Receive descriptor bit */ +enum RD_STS_BIT { + RD_RACT = 0x80000000, RD_RDEL = 0x40000000, + RD_RFP1 = 0x20000000, RD_RFP0 = 0x10000000, + RD_RFE = 0x08000000, RD_RFS10 = 0x00000200, + RD_RFS9 = 0x00000100, RD_RFS8 = 0x00000080, + RD_RFS7 = 0x00000040, RD_RFS6 = 0x00000020, + RD_RFS5 = 0x00000010, RD_RFS4 = 0x00000008, + RD_RFS3 = 0x00000004, RD_RFS2 = 0x00000002, + RD_RFS1 = 0x00000001, +}; +#define RDF1ST RD_RFP1 +#define RDFEND RD_RFP0 +#define RD_RFP (RD_RFP1|RD_RFP0) + +/* FCFTR */ +enum FCFTR_BIT { + FCFTR_RFF2 = 0x00040000, FCFTR_RFF1 = 0x00020000, + FCFTR_RFF0 = 0x00010000, FCFTR_RFD2 = 0x00000004, + FCFTR_RFD1 = 0x00000002, FCFTR_RFD0 = 0x00000001, +}; +#define DEFAULT_FIFO_F_D_RFF (FCFTR_RFF2 | FCFTR_RFF1 | FCFTR_RFF0) +#define DEFAULT_FIFO_F_D_RFD (FCFTR_RFD2 | FCFTR_RFD1 | FCFTR_RFD0) + +/* Transfer descriptor bit */ +enum TD_STS_BIT { + TD_TACT = 0x80000000, + TD_TDLE = 0x40000000, TD_TFP1 = 0x20000000, + TD_TFP0 = 0x10000000, +}; +#define TDF1ST TD_TFP1 +#define TDFEND TD_TFP0 +#define TD_TFP (TD_TFP1|TD_TFP0) + +/* RMCR */ +#define DEFAULT_RMCR_VALUE 0x00000000 + +/* ECMR */ +enum FELIC_MODE_BIT { + ECMR_TRCCM = 0x04000000, ECMR_RCSC = 0x00800000, + ECMR_DPAD = 0x00200000, ECMR_RZPF = 0x00100000, + ECMR_ZPF = 0x00080000, ECMR_PFR = 0x00040000, ECMR_RXF = 0x00020000, + ECMR_TXF = 0x00010000, ECMR_MCT = 0x00002000, ECMR_PRCEF = 0x00001000, + ECMR_PMDE = 0x00000200, ECMR_RE = 0x00000040, ECMR_TE = 0x00000020, + ECMR_RTM = 0x00000010, ECMR_ILB = 0x00000008, ECMR_ELB = 0x00000004, + ECMR_DM = 0x00000002, ECMR_PRM = 0x00000001, +}; + +/* ECSR */ +enum ECSR_STATUS_BIT { + ECSR_BRCRX = 0x20, ECSR_PSRTO = 0x10, + ECSR_LCHNG = 0x04, + ECSR_MPD = 0x02, ECSR_ICD = 0x01, +}; + +#define DEFAULT_ECSR_INIT (ECSR_BRCRX | ECSR_PSRTO | ECSR_LCHNG | \ + ECSR_ICD | ECSIPR_MPDIP) + +/* ECSIPR */ +enum ECSIPR_STATUS_MASK_BIT { + ECSIPR_BRCRXIP = 0x20, ECSIPR_PSRTOIP = 0x10, + ECSIPR_LCHNGIP = 0x04, + ECSIPR_MPDIP = 0x02, ECSIPR_ICDIP = 0x01, +}; + +#define DEFAULT_ECSIPR_INIT (ECSIPR_BRCRXIP | ECSIPR_PSRTOIP | \ + ECSIPR_LCHNGIP | ECSIPR_ICDIP | ECSIPR_MPDIP) + +/* APR */ +enum APR_BIT { + APR_AP = 0x00000001, +}; + +/* MPR */ +enum MPR_BIT { + MPR_MP = 0x00000001, +}; + +/* TRSCER */ +enum DESC_I_BIT { + DESC_I_TINT4 = 0x0800, DESC_I_TINT3 = 0x0400, DESC_I_TINT2 = 0x0200, + DESC_I_TINT1 = 0x0100, DESC_I_RINT8 = 0x0080, DESC_I_RINT5 = 0x0010, + DESC_I_RINT4 = 0x0008, DESC_I_RINT3 = 0x0004, DESC_I_RINT2 = 0x0002, + DESC_I_RINT1 = 0x0001, +}; + +/* RPADIR */ +enum RPADIR_BIT { + RPADIR_PADS1 = 0x20000, RPADIR_PADS0 = 0x10000, + RPADIR_PADR = 0x0003f, +}; + +/* RFLR */ +#define RFLR_VALUE 0x1000 + +/* FDR */ +#define DEFAULT_FDR_INIT 0x00000707 + +enum phy_offsets { + PHY_CTRL = 0, PHY_STAT = 1, PHY_IDT1 = 2, PHY_IDT2 = 3, + PHY_ANA = 4, PHY_ANL = 5, PHY_ANE = 6, + PHY_16 = 16, +}; + +/* PHY_CTRL */ +enum PHY_CTRL_BIT { + PHY_C_RESET = 0x8000, PHY_C_LOOPBK = 0x4000, PHY_C_SPEEDSL = 0x2000, + PHY_C_ANEGEN = 0x1000, PHY_C_PWRDN = 0x0800, PHY_C_ISO = 0x0400, + PHY_C_RANEG = 0x0200, PHY_C_DUPLEX = 0x0100, PHY_C_COLT = 0x0080, +}; +#define DM9161_PHY_C_ANEGEN 0 /* auto nego special */ + +/* PHY_STAT */ +enum PHY_STAT_BIT { + PHY_S_100T4 = 0x8000, PHY_S_100X_F = 0x4000, PHY_S_100X_H = 0x2000, + PHY_S_10T_F = 0x1000, PHY_S_10T_H = 0x0800, PHY_S_ANEGC = 0x0020, + PHY_S_RFAULT = 0x0010, PHY_S_ANEGA = 0x0008, PHY_S_LINK = 0x0004, + PHY_S_JAB = 0x0002, PHY_S_EXTD = 0x0001, +}; + +/* PHY_ANA */ +enum PHY_ANA_BIT { + PHY_A_NP = 0x8000, PHY_A_ACK = 0x4000, PHY_A_RF = 0x2000, + PHY_A_FCS = 0x0400, PHY_A_T4 = 0x0200, PHY_A_FDX = 0x0100, + PHY_A_HDX = 0x0080, PHY_A_10FDX = 0x0040, PHY_A_10HDX = 0x0020, + PHY_A_SEL = 0x001e, +}; +/* PHY_ANL */ +enum PHY_ANL_BIT { + PHY_L_NP = 0x8000, PHY_L_ACK = 0x4000, PHY_L_RF = 0x2000, + PHY_L_FCS = 0x0400, PHY_L_T4 = 0x0200, PHY_L_FDX = 0x0100, + PHY_L_HDX = 0x0080, PHY_L_10FDX = 0x0040, PHY_L_10HDX = 0x0020, + PHY_L_SEL = 0x001f, +}; + +/* PHY_ANE */ +enum PHY_ANE_BIT { + PHY_E_PDF = 0x0010, PHY_E_LPNPA = 0x0008, PHY_E_NPA = 0x0004, + PHY_E_PRX = 0x0002, PHY_E_LPANEGA = 0x0001, +}; + +/* DM9161 */ +enum PHY_16_BIT { + PHY_16_BP4B45 = 0x8000, PHY_16_BPSCR = 0x4000, PHY_16_BPALIGN = 0x2000, + PHY_16_BP_ADPOK = 0x1000, PHY_16_Repeatmode = 0x0800, + PHY_16_TXselect = 0x0400, + PHY_16_Rsvd = 0x0200, PHY_16_RMIIEnable = 0x0100, + PHY_16_Force100LNK = 0x0080, + PHY_16_APDLED_CTL = 0x0040, PHY_16_COLLED_CTL = 0x0020, + PHY_16_RPDCTR_EN = 0x0010, + PHY_16_ResetStMch = 0x0008, PHY_16_PreamSupr = 0x0004, + PHY_16_Sleepmode = 0x0002, + PHY_16_RemoteLoopOut = 0x0001, +}; + +#define POST_RX 0x08 +#define POST_FW 0x04 +#define POST0_RX (POST_RX) +#define POST0_FW (POST_FW) +#define POST1_RX (POST_RX >> 2) +#define POST1_FW (POST_FW >> 2) +#define POST_ALL (POST0_RX | POST0_FW | POST1_RX | POST1_FW) + +/* ARSTR */ +enum ARSTR_BIT { ARSTR_ARSTR = 0x00000001, }; + +/* TSU_FWEN0 */ +enum TSU_FWEN0_BIT { + TSU_FWEN0_0 = 0x00000001, +}; + +/* TSU_ADSBSY */ +enum TSU_ADSBSY_BIT { + TSU_ADSBSY_0 = 0x00000001, +}; + +/* TSU_TEN */ +enum TSU_TEN_BIT { + TSU_TEN_0 = 0x80000000, +}; + +/* TSU_FWSL0 */ +enum TSU_FWSL0_BIT { + TSU_FWSL0_FW50 = 0x1000, TSU_FWSL0_FW40 = 0x0800, + TSU_FWSL0_FW30 = 0x0400, TSU_FWSL0_FW20 = 0x0200, + TSU_FWSL0_FW10 = 0x0100, TSU_FWSL0_RMSA0 = 0x0010, +}; + +/* TSU_FWSLC */ +enum TSU_FWSLC_BIT { + TSU_FWSLC_POSTENU = 0x2000, TSU_FWSLC_POSTENL = 0x1000, + TSU_FWSLC_CAMSEL03 = 0x0080, TSU_FWSLC_CAMSEL02 = 0x0040, + TSU_FWSLC_CAMSEL01 = 0x0020, TSU_FWSLC_CAMSEL00 = 0x0010, + TSU_FWSLC_CAMSEL13 = 0x0008, TSU_FWSLC_CAMSEL12 = 0x0004, + TSU_FWSLC_CAMSEL11 = 0x0002, TSU_FWSLC_CAMSEL10 = 0x0001, +}; + +/* + * The sh ether Tx buffer descriptors. + * This structure should be 20 bytes. + */ +struct sh_eth_txdesc { + u32 status; /* TD0 */ +#if defined(CONFIG_CPU_LITTLE_ENDIAN) + u16 pad0; /* TD1 */ + u16 buffer_length; /* TD1 */ +#else + u16 buffer_length; /* TD1 */ + u16 pad0; /* TD1 */ +#endif + u32 addr; /* TD2 */ + u32 pad1; /* padding data */ +} __attribute__((aligned(2), packed)); + +/* + * The sh ether Rx buffer descriptors. + * This structure should be 20 bytes. + */ +struct sh_eth_rxdesc { + u32 status; /* RD0 */ +#if defined(CONFIG_CPU_LITTLE_ENDIAN) + u16 frame_length; /* RD1 */ + u16 buffer_length; /* RD1 */ +#else + u16 buffer_length; /* RD1 */ + u16 frame_length; /* RD1 */ +#endif + u32 addr; /* RD2 */ + u32 pad0; /* padding data */ +} __attribute__((aligned(2), packed)); + +/* This structure is used by each CPU dependency handling. */ +struct sh_eth_cpu_data { + /* optional functions */ + void (*chip_reset)(struct net_device *ndev); + void (*set_duplex)(struct net_device *ndev); + void (*set_rate)(struct net_device *ndev); + + /* mandatory initialize value */ + unsigned long eesipr_value; + + /* optional initialize value */ + unsigned long ecsr_value; + unsigned long ecsipr_value; + unsigned long fdr_value; + unsigned long fcftr_value; + unsigned long rpadir_value; + unsigned long rmcr_value; + + /* interrupt checking mask */ + unsigned long tx_check; + unsigned long eesr_err_check; + unsigned long tx_error_check; + + /* hardware features */ + unsigned no_psr:1; /* EtherC DO NOT have PSR */ + unsigned apr:1; /* EtherC have APR */ + unsigned mpr:1; /* EtherC have MPR */ + unsigned tpauser:1; /* EtherC have TPAUSER */ + unsigned bculr:1; /* EtherC have BCULR */ + unsigned hw_swap:1; /* E-DMAC have DE bit in EDMR */ + unsigned rpadir:1; /* E-DMAC have RPADIR */ + unsigned no_trimd:1; /* E-DMAC DO NOT have TRIMD */ + unsigned no_ade:1; /* E-DMAC DO NOT have ADE bit in EESR */ +}; + +struct sh_eth_private { + struct sh_eth_cpu_data *cd; + dma_addr_t rx_desc_dma; + dma_addr_t tx_desc_dma; + struct sh_eth_rxdesc *rx_ring; + struct sh_eth_txdesc *tx_ring; + struct sk_buff **rx_skbuff; + struct sk_buff **tx_skbuff; + struct net_device_stats stats; + struct timer_list timer; + spinlock_t lock; + u32 cur_rx, dirty_rx; /* Producer/consumer ring indices */ + u32 cur_tx, dirty_tx; + u32 rx_buf_sz; /* Based on MTU+slack. */ + int edmac_endian; + /* MII transceiver section. */ + u32 phy_id; /* PHY ID */ + struct mii_bus *mii_bus; /* MDIO bus control */ + struct phy_device *phydev; /* PHY device control */ + enum phy_state link; + int msg_enable; + int speed; + int duplex; + u32 rx_int_var, tx_int_var; /* interrupt control variables */ + char post_rx; /* POST receive */ + char post_fw; /* POST forward */ + struct net_device_stats tsu_stats; /* TSU forward status */ + + unsigned no_ether_link:1; + unsigned ether_link_active_low:1; +}; + +static inline void sh_eth_soft_swap(char *src, int len) +{ +#ifdef __LITTLE_ENDIAN__ + u32 *p = (u32 *)src; + u32 *maxp; + maxp = p + ((len + sizeof(u32) - 1) / sizeof(u32)); + + for (; p < maxp; p++) + *p = swab32(*p); +#endif +} + +#endif /* #ifndef __SH_ETH_H__ */ |