diff options
Diffstat (limited to 'debian/grub-extras/disabled/gpxe/src/drivers/net/tlan.h')
| -rw-r--r-- | debian/grub-extras/disabled/gpxe/src/drivers/net/tlan.h | 491 |
1 files changed, 491 insertions, 0 deletions
diff --git a/debian/grub-extras/disabled/gpxe/src/drivers/net/tlan.h b/debian/grub-extras/disabled/gpxe/src/drivers/net/tlan.h new file mode 100644 index 0000000..31b3c8f --- /dev/null +++ b/debian/grub-extras/disabled/gpxe/src/drivers/net/tlan.h @@ -0,0 +1,491 @@ +/************************************************************************** +* +* tlan.c -- Etherboot device driver for the Texas Instruments ThunderLAN +* Written 2003-2003 by Timothy Legge <tlegge@rogers.com> +* +* This program is free software; you can redistribute it and/or modify +* it under the terms of the GNU General Public License as published by +* the Free Software Foundation; either version 2 of the License, or +* (at your option) any later version. +* +* This program is distributed in the hope that 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., 675 Mass Ave, Cambridge, MA 02139, USA. +* +* Portions of this code (almost all) based on: +* tlan.c: Linux ThunderLan Driver: +* +* by James Banks +* +* (C) 1997-1998 Caldera, Inc. +* (C) 1998 James Banks +* (C) 1999-2001 Torben Mathiasen +* (C) 2002 Samuel Chessman +* +* REVISION HISTORY: +* ================ +* v1.0 07-08-2003 timlegge Initial not quite working version +* +* Indent Style: indent -kr -i8 +***************************************************************************/ + +FILE_LICENCE ( GPL2_OR_LATER ); + +/***************************************************************** +* TLan Definitions +* +****************************************************************/ + +#define FALSE 0 +#define TRUE 1 + +#define TLAN_MIN_FRAME_SIZE 64 +#define TLAN_MAX_FRAME_SIZE 1600 + +#define TLAN_NUM_RX_LISTS 4 +#define TLAN_NUM_TX_LISTS 2 + +#define TLAN_IGNORE 0 +#define TLAN_RECORD 1 +/* +#define TLAN_DBG(lvl, format, args...) if (debug&lvl) printf("TLAN: " format, ##args ); +*/ +#define TLAN_DEBUG_GNRL 0x0001 +#define TLAN_DEBUG_TX 0x0002 +#define TLAN_DEBUG_RX 0x0004 +#define TLAN_DEBUG_LIST 0x0008 +#define TLAN_DEBUG_PROBE 0x0010 + +#define TX_TIMEOUT (10*HZ) /* We need time for auto-neg */ +#define MAX_TLAN_BOARDS 8 /* Max number of boards installed at a time */ + + + /***************************************************************** + * Device Identification Definitions + * + ****************************************************************/ + +#define PCI_DEVICE_ID_NETELLIGENT_10_T2 0xB012 +#define PCI_DEVICE_ID_NETELLIGENT_10_100_WS_5100 0xB030 +#ifndef PCI_DEVICE_ID_OLICOM_OC2183 +#define PCI_DEVICE_ID_OLICOM_OC2183 0x0013 +#endif +#ifndef PCI_DEVICE_ID_OLICOM_OC2325 +#define PCI_DEVICE_ID_OLICOM_OC2325 0x0012 +#endif +#ifndef PCI_DEVICE_ID_OLICOM_OC2326 +#define PCI_DEVICE_ID_OLICOM_OC2326 0x0014 +#endif + +typedef struct tlan_adapter_entry { + u16 vendorId; + u16 deviceId; + char *deviceLabel; + u32 flags; + u16 addrOfs; +} TLanAdapterEntry; + +#define TLAN_ADAPTER_NONE 0x00000000 +#define TLAN_ADAPTER_UNMANAGED_PHY 0x00000001 +#define TLAN_ADAPTER_BIT_RATE_PHY 0x00000002 +#define TLAN_ADAPTER_USE_INTERN_10 0x00000004 +#define TLAN_ADAPTER_ACTIVITY_LED 0x00000008 + +#define TLAN_SPEED_DEFAULT 0 +#define TLAN_SPEED_10 10 +#define TLAN_SPEED_100 100 + +#define TLAN_DUPLEX_DEFAULT 0 +#define TLAN_DUPLEX_HALF 1 +#define TLAN_DUPLEX_FULL 2 + + + + /***************************************************************** + * EISA Definitions + * + ****************************************************************/ + +#define EISA_ID 0xc80 /* EISA ID Registers */ +#define EISA_ID0 0xc80 /* EISA ID Register 0 */ +#define EISA_ID1 0xc81 /* EISA ID Register 1 */ +#define EISA_ID2 0xc82 /* EISA ID Register 2 */ +#define EISA_ID3 0xc83 /* EISA ID Register 3 */ +#define EISA_CR 0xc84 /* EISA Control Register */ +#define EISA_REG0 0xc88 /* EISA Configuration Register 0 */ +#define EISA_REG1 0xc89 /* EISA Configuration Register 1 */ +#define EISA_REG2 0xc8a /* EISA Configuration Register 2 */ +#define EISA_REG3 0xc8f /* EISA Configuration Register 3 */ +#define EISA_APROM 0xc90 /* Ethernet Address PROM */ + + + + /***************************************************************** + * Rx/Tx List Definitions + * + ****************************************************************/ + +#define TLAN_BUFFERS_PER_LIST 10 +#define TLAN_LAST_BUFFER 0x80000000 +#define TLAN_CSTAT_UNUSED 0x8000 +#define TLAN_CSTAT_FRM_CMP 0x4000 +#define TLAN_CSTAT_READY 0x3000 +#define TLAN_CSTAT_EOC 0x0800 +#define TLAN_CSTAT_RX_ERROR 0x0400 +#define TLAN_CSTAT_PASS_CRC 0x0200 +#define TLAN_CSTAT_DP_PR 0x0100 + + + + + + + /***************************************************************** + * PHY definitions + * + ****************************************************************/ + +#define TLAN_PHY_MAX_ADDR 0x1F +#define TLAN_PHY_NONE 0x20 + + + + /***************************************************************** + * TLan Driver Timer Definitions + * + ****************************************************************/ + +#define TLAN_TIMER_LINK_BEAT 1 +#define TLAN_TIMER_ACTIVITY 2 +#define TLAN_TIMER_PHY_PDOWN 3 +#define TLAN_TIMER_PHY_PUP 4 +#define TLAN_TIMER_PHY_RESET 5 +#define TLAN_TIMER_PHY_START_LINK 6 +#define TLAN_TIMER_PHY_FINISH_AN 7 +#define TLAN_TIMER_FINISH_RESET 8 + +#define TLAN_TIMER_ACT_DELAY (HZ/10) + + + + + /***************************************************************** + * TLan Driver Eeprom Definitions + * + ****************************************************************/ + +#define TLAN_EEPROM_ACK 0 +#define TLAN_EEPROM_STOP 1 + + + + + /***************************************************************** + * Host Register Offsets and Contents + * + ****************************************************************/ + +#define TLAN_HOST_CMD 0x00 +#define TLAN_HC_GO 0x80000000 +#define TLAN_HC_STOP 0x40000000 +#define TLAN_HC_ACK 0x20000000 +#define TLAN_HC_CS_MASK 0x1FE00000 +#define TLAN_HC_EOC 0x00100000 +#define TLAN_HC_RT 0x00080000 +#define TLAN_HC_NES 0x00040000 +#define TLAN_HC_AD_RST 0x00008000 +#define TLAN_HC_LD_TMR 0x00004000 +#define TLAN_HC_LD_THR 0x00002000 +#define TLAN_HC_REQ_INT 0x00001000 +#define TLAN_HC_INT_OFF 0x00000800 +#define TLAN_HC_INT_ON 0x00000400 +#define TLAN_HC_AC_MASK 0x000000FF +#define TLAN_CH_PARM 0x04 +#define TLAN_DIO_ADR 0x08 +#define TLAN_DA_ADR_INC 0x8000 +#define TLAN_DA_RAM_ADR 0x4000 +#define TLAN_HOST_INT 0x0A +#define TLAN_HI_IV_MASK 0x1FE0 +#define TLAN_HI_IT_MASK 0x001C +#define TLAN_DIO_DATA 0x0C + + +/* ThunderLAN Internal Register DIO Offsets */ + +#define TLAN_NET_CMD 0x00 +#define TLAN_NET_CMD_NRESET 0x80 +#define TLAN_NET_CMD_NWRAP 0x40 +#define TLAN_NET_CMD_CSF 0x20 +#define TLAN_NET_CMD_CAF 0x10 +#define TLAN_NET_CMD_NOBRX 0x08 +#define TLAN_NET_CMD_DUPLEX 0x04 +#define TLAN_NET_CMD_TRFRAM 0x02 +#define TLAN_NET_CMD_TXPACE 0x01 +#define TLAN_NET_SIO 0x01 +#define TLAN_NET_SIO_MINTEN 0x80 +#define TLAN_NET_SIO_ECLOK 0x40 +#define TLAN_NET_SIO_ETXEN 0x20 +#define TLAN_NET_SIO_EDATA 0x10 +#define TLAN_NET_SIO_NMRST 0x08 +#define TLAN_NET_SIO_MCLK 0x04 +#define TLAN_NET_SIO_MTXEN 0x02 +#define TLAN_NET_SIO_MDATA 0x01 +#define TLAN_NET_STS 0x02 +#define TLAN_NET_STS_MIRQ 0x80 +#define TLAN_NET_STS_HBEAT 0x40 +#define TLAN_NET_STS_TXSTOP 0x20 +#define TLAN_NET_STS_RXSTOP 0x10 +#define TLAN_NET_STS_RSRVD 0x0F +#define TLAN_NET_MASK 0x03 +#define TLAN_NET_MASK_MASK7 0x80 +#define TLAN_NET_MASK_MASK6 0x40 +#define TLAN_NET_MASK_MASK5 0x20 +#define TLAN_NET_MASK_MASK4 0x10 +#define TLAN_NET_MASK_RSRVD 0x0F +#define TLAN_NET_CONFIG 0x04 +#define TLAN_NET_CFG_RCLK 0x8000 +#define TLAN_NET_CFG_TCLK 0x4000 +#define TLAN_NET_CFG_BIT 0x2000 +#define TLAN_NET_CFG_RXCRC 0x1000 +#define TLAN_NET_CFG_PEF 0x0800 +#define TLAN_NET_CFG_1FRAG 0x0400 +#define TLAN_NET_CFG_1CHAN 0x0200 +#define TLAN_NET_CFG_MTEST 0x0100 +#define TLAN_NET_CFG_PHY_EN 0x0080 +#define TLAN_NET_CFG_MSMASK 0x007F +#define TLAN_MAN_TEST 0x06 +#define TLAN_DEF_VENDOR_ID 0x08 +#define TLAN_DEF_DEVICE_ID 0x0A +#define TLAN_DEF_REVISION 0x0C +#define TLAN_DEF_SUBCLASS 0x0D +#define TLAN_DEF_MIN_LAT 0x0E +#define TLAN_DEF_MAX_LAT 0x0F +#define TLAN_AREG_0 0x10 +#define TLAN_AREG_1 0x16 +#define TLAN_AREG_2 0x1C +#define TLAN_AREG_3 0x22 +#define TLAN_HASH_1 0x28 +#define TLAN_HASH_2 0x2C +#define TLAN_GOOD_TX_FRMS 0x30 +#define TLAN_TX_UNDERUNS 0x33 +#define TLAN_GOOD_RX_FRMS 0x34 +#define TLAN_RX_OVERRUNS 0x37 +#define TLAN_DEFERRED_TX 0x38 +#define TLAN_CRC_ERRORS 0x3A +#define TLAN_CODE_ERRORS 0x3B +#define TLAN_MULTICOL_FRMS 0x3C +#define TLAN_SINGLECOL_FRMS 0x3E +#define TLAN_EXCESSCOL_FRMS 0x40 +#define TLAN_LATE_COLS 0x41 +#define TLAN_CARRIER_LOSS 0x42 +#define TLAN_ACOMMIT 0x43 +#define TLAN_LED_REG 0x44 +#define TLAN_LED_ACT 0x10 +#define TLAN_LED_LINK 0x01 +#define TLAN_BSIZE_REG 0x45 +#define TLAN_MAX_RX 0x46 +#define TLAN_INT_DIS 0x48 +#define TLAN_ID_TX_EOC 0x04 +#define TLAN_ID_RX_EOF 0x02 +#define TLAN_ID_RX_EOC 0x01 + + + +/* ThunderLAN Interrupt Codes */ + +#define TLAN_INT_NUMBER_OF_INTS 8 + +#define TLAN_INT_NONE 0x0000 +#define TLAN_INT_TX_EOF 0x0001 +#define TLAN_INT_STAT_OVERFLOW 0x0002 +#define TLAN_INT_RX_EOF 0x0003 +#define TLAN_INT_DUMMY 0x0004 +#define TLAN_INT_TX_EOC 0x0005 +#define TLAN_INT_STATUS_CHECK 0x0006 +#define TLAN_INT_RX_EOC 0x0007 + + + +/* ThunderLAN MII Registers */ + +/* ThunderLAN Specific MII/PHY Registers */ + +#define TLAN_TLPHY_ID 0x10 +#define TLAN_TLPHY_CTL 0x11 +#define TLAN_TC_IGLINK 0x8000 +#define TLAN_TC_SWAPOL 0x4000 +#define TLAN_TC_AUISEL 0x2000 +#define TLAN_TC_SQEEN 0x1000 +#define TLAN_TC_MTEST 0x0800 +#define TLAN_TC_RESERVED 0x07F8 +#define TLAN_TC_NFEW 0x0004 +#define TLAN_TC_INTEN 0x0002 +#define TLAN_TC_TINT 0x0001 +#define TLAN_TLPHY_STS 0x12 +#define TLAN_TS_MINT 0x8000 +#define TLAN_TS_PHOK 0x4000 +#define TLAN_TS_POLOK 0x2000 +#define TLAN_TS_TPENERGY 0x1000 +#define TLAN_TS_RESERVED 0x0FFF +#define TLAN_TLPHY_PAR 0x19 +#define TLAN_PHY_CIM_STAT 0x0020 +#define TLAN_PHY_SPEED_100 0x0040 +#define TLAN_PHY_DUPLEX_FULL 0x0080 +#define TLAN_PHY_AN_EN_STAT 0x0400 + +/* National Sem. & Level1 PHY id's */ +#define NAT_SEM_ID1 0x2000 +#define NAT_SEM_ID2 0x5C01 +#define LEVEL1_ID1 0x7810 +#define LEVEL1_ID2 0x0000 + +#define CIRC_INC( a, b ) if ( ++a >= b ) a = 0 + +/* Routines to access internal registers. */ + +static inline u8 TLan_DioRead8(u16 base_addr, u16 internal_addr) +{ + outw(internal_addr, base_addr + TLAN_DIO_ADR); + return (inb((base_addr + TLAN_DIO_DATA) + (internal_addr & 0x3))); + +} /* TLan_DioRead8 */ + + + + +static inline u16 TLan_DioRead16(u16 base_addr, u16 internal_addr) +{ + outw(internal_addr, base_addr + TLAN_DIO_ADR); + return (inw((base_addr + TLAN_DIO_DATA) + (internal_addr & 0x2))); + +} /* TLan_DioRead16 */ + + + + +static inline u32 TLan_DioRead32(u16 base_addr, u16 internal_addr) +{ + outw(internal_addr, base_addr + TLAN_DIO_ADR); + return (inl(base_addr + TLAN_DIO_DATA)); + +} /* TLan_DioRead32 */ + + + + +static inline void TLan_DioWrite8(u16 base_addr, u16 internal_addr, u8 data) +{ + outw(internal_addr, base_addr + TLAN_DIO_ADR); + outb(data, base_addr + TLAN_DIO_DATA + (internal_addr & 0x3)); + +} + + + + +static inline void TLan_DioWrite16(u16 base_addr, u16 internal_addr, u16 data) +{ + outw(internal_addr, base_addr + TLAN_DIO_ADR); + outw(data, base_addr + TLAN_DIO_DATA + (internal_addr & 0x2)); + +} + + + + +static inline void TLan_DioWrite32(u16 base_addr, u16 internal_addr, u32 data) +{ + outw(internal_addr, base_addr + TLAN_DIO_ADR); + outl(data, base_addr + TLAN_DIO_DATA + (internal_addr & 0x2)); + +} + + + +#if 0 +static inline void TLan_ClearBit(u8 bit, u16 port) +{ + outb_p(inb_p(port) & ~bit, port); +} + + + + +static inline int TLan_GetBit(u8 bit, u16 port) +{ + return ((int) (inb_p(port) & bit)); +} + + + + +static inline void TLan_SetBit(u8 bit, u16 port) +{ + outb_p(inb_p(port) | bit, port); +} +#endif + +#define TLan_ClearBit( bit, port ) outb_p(inb_p(port) & ~bit, port) +#define TLan_GetBit( bit, port ) ((int) (inb_p(port) & bit)) +#define TLan_SetBit( bit, port ) outb_p(inb_p(port) | bit, port) + +#ifdef I_LIKE_A_FAST_HASH_FUNCTION +/* given 6 bytes, view them as 8 6-bit numbers and return the XOR of those */ +/* the code below is about seven times as fast as the original code */ +static inline u32 TLan_HashFunc(u8 * a) +{ + u8 hash; + + hash = (a[0] ^ a[3]); /* & 077 */ + hash ^= ((a[0] ^ a[3]) >> 6); /* & 003 */ + hash ^= ((a[1] ^ a[4]) << 2); /* & 074 */ + hash ^= ((a[1] ^ a[4]) >> 4); /* & 017 */ + hash ^= ((a[2] ^ a[5]) << 4); /* & 060 */ + hash ^= ((a[2] ^ a[5]) >> 2); /* & 077 */ + + return (hash & 077); +} + +#else /* original code */ + +static inline u32 xor(u32 a, u32 b) +{ + return ((a && !b) || (!a && b)); +} + +#define XOR8( a, b, c, d, e, f, g, h ) xor( a, xor( b, xor( c, xor( d, xor( e, xor( f, xor( g, h ) ) ) ) ) ) ) +#define DA( a, bit ) ( ( (u8) a[bit/8] ) & ( (u8) ( 1 << bit%8 ) ) ) + +static inline u32 TLan_HashFunc(u8 * a) +{ + u32 hash; + + hash = + XOR8(DA(a, 0), DA(a, 6), DA(a, 12), DA(a, 18), DA(a, 24), + DA(a, 30), DA(a, 36), DA(a, 42)); + hash |= + XOR8(DA(a, 1), DA(a, 7), DA(a, 13), DA(a, 19), DA(a, 25), + DA(a, 31), DA(a, 37), DA(a, 43)) << 1; + hash |= + XOR8(DA(a, 2), DA(a, 8), DA(a, 14), DA(a, 20), DA(a, 26), + DA(a, 32), DA(a, 38), DA(a, 44)) << 2; + hash |= + XOR8(DA(a, 3), DA(a, 9), DA(a, 15), DA(a, 21), DA(a, 27), + DA(a, 33), DA(a, 39), DA(a, 45)) << 3; + hash |= + XOR8(DA(a, 4), DA(a, 10), DA(a, 16), DA(a, 22), DA(a, 28), + DA(a, 34), DA(a, 40), DA(a, 46)) << 4; + hash |= + XOR8(DA(a, 5), DA(a, 11), DA(a, 17), DA(a, 23), DA(a, 29), + DA(a, 35), DA(a, 41), DA(a, 47)) << 5; + + return hash; + +} + +#endif /* I_LIKE_A_FAST_HASH_FUNCTION */ |