diff options
Diffstat (limited to 'drivers/net/sh_eth.h')
| -rw-r--r-- | drivers/net/sh_eth.h | 464 |
1 files changed, 0 insertions, 464 deletions
diff --git a/drivers/net/sh_eth.h b/drivers/net/sh_eth.h deleted file mode 100644 index e01e1c34771..00000000000 --- a/drivers/net/sh_eth.h +++ /dev/null @@ -1,464 +0,0 @@ -/* - * SuperH Ethernet device driver - * - * Copyright (C) 2006-2008 Nobuhiro Iwamatsu - * Copyright (C) 2008 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> - -#define CARDNAME "sh-eth" -#define TX_TIMEOUT (5*HZ) - -#define TX_RING_SIZE 128 /* Tx ring size */ -#define RX_RING_SIZE 128 /* Rx ring size */ -#define RX_OFFSET 2 /* skb offset */ -#define ETHERSMALL 60 -#define PKT_BUF_SZ 1538 - -/* Chip Base Address */ -#define SH_TSU_ADDR 0xA7000804 - -/* 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 */ - -#define ARSTR 0x0800 - -/* 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 - -/* Register's bits */ - -/* EDMR */ -enum DMAC_M_BIT { - EDMR_DL1 = 0x20, EDMR_DL0 = 0x10, EDMR_SRST = 0x01, -}; - -/* EDTRR */ -enum DMAC_T_BIT { - EDTRR_TRNS = 0x01, -}; - -/* 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_TWB = 0x40000000, EESR_TABT = 0x04000000, - EESR_RABT = 0x02000000, EESR_RFRMER = 0x01000000, - EESR_ADE = 0x00800000, EESR_ECI = 0x00400000, - EESR_FTC = 0x00200000, EESR_TDE = 0x00100000, - EESR_TFE = 0x00080000, EESR_FRC = 0x00040000, - EESR_RDE = 0x00020000, EESR_RFE = 0x00010000, - EESR_TINT4 = 0x00000800, EESR_TINT3 = 0x00000400, - EESR_TINT2 = 0x00000200, EESR_TINT1 = 0x00000100, - EESR_RINT8 = 0x00000080, EESR_RINT5 = 0x00000010, - EESR_RINT4 = 0x00000008, EESR_RINT3 = 0x00000004, - EESR_RINT2 = 0x00000002, EESR_RINT1 = 0x00000001, -}; - -#define EESR_ERR_CHECK (EESR_TWB | EESR_TABT | EESR_RABT | EESR_RDE \ - | EESR_RFRMER | EESR_ADE | EESR_TFE | EESR_TDE | EESR_ECI) - -/* 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, RC_RDEL = 0x40000000, - RC_RFP1 = 0x20000000, RC_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 RC_RFP1 -#define RDFEND RC_RFP0 -#define RD_RFP (RC_RFP1|RC_RFP0) - -/* FCFTR */ -enum FCFTR_BIT { - FCFTR_RFF2 = 0x00040000, FCFTR_RFF1 = 0x00020000, - FCFTR_RFF0 = 0x00010000, FCFTR_RFD2 = 0x00000004, - FCFTR_RFD1 = 0x00000002, FCFTR_RFD0 = 0x00000001, -}; -#define FIFO_F_D_RFF (FCFTR_RFF2|FCFTR_RFF1|FCFTR_RFF0) -#define 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 */ -enum RECV_RST_BIT { RMCR_RST = 0x01, }; -/* ECMR */ -enum FELIC_MODE_BIT { - 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_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, -}; - -/* ECSIPR */ -enum ECSIPR_STATUS_MASK_BIT { - ECSIPR_BRCRXIP = 0x20, ECSIPR_PSRTOIP = 0x10, ECSIPR_LCHNGIP = 0x04, - ECSIPR_MPDIP = 0x02, ECSIPR_ICDIP = 0x01, -}; - -/* 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, -}; - -/* FDR */ -enum FIFO_SIZE_BIT { - FIFO_SIZE_T = 0x00000700, FIFO_SIZE_R = 0x00000007, -}; -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 = 0x001f, -}; -/* 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 */ -}; - -/* - * 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 */ -}; - -struct sh_eth_private { - 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. */ - /* 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 */ -}; - -static void swaps(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 |