ldivmod, uldivmod: fix qdivrem calls

[minix.git] / drivers / rtl8139 / rtl8139.h

/*
ibm/rtl8139.h

Created:        Aug 2003 by Philip Homburg <philip@cs.vu.nl>
*/

#include <minix/drivers.h>
#include <minix/netdriver.h>

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stddef.h>
#include <minix/com.h>
#include <minix/ds.h>
#include <minix/keymap.h>
#include <minix/syslib.h>
#include <minix/type.h>
#include <minix/sysutil.h>
#include <minix/endpoint.h>
#include <timers.h>
#include <net/hton.h>
#include <net/gen/ether.h>
#include <net/gen/eth_io.h>
#include <machine/pci.h>

#include <sys/types.h>
#include <fcntl.h>
#include <assert.h>
#include <unistd.h>
#include <sys/ioc_memory.h>
#include "kernel/const.h"
#include "kernel/config.h"
#include "kernel/type.h"

#define RL_IDR          0x00    /* Ethernet address
                                 * Note: RL_9346CR_EEM_CONFIG mode is
                                 * required the change the ethernet
                                 * address.
                                 * Note: 4-byte write access only.
                                 */
#define         RL_N_TX         4       /* Number of transmit buffers */
#define RL_TSD0 0x010   /* Transmit Status of Descriptor 0 */
#define         RL_TSD_CRS      0x80000000 /* Carrier Sense Lost */
#define         RL_TSD_TABT     0x40000000 /* Transmit Abort */
#define         RL_TSD_OWC      0x20000000 /* Out of Window Collision */
#define         RL_TSD_CDH      0x10000000 /* CD Heart Beat */
#define         RL_TSD_NCC_M    0x0F000000 /* Number of Collision Count */
#define         RL_TSD_RES      0x00C00000 /* Reserved */
#define         RL_TSD_ERTXTH_M 0x003F0000 /* Early Tx Threshold */
#define                 RL_TSD_ERTXTH_S         16              /* shift */
#define                 RL_TSD_ERTXTH_8         0x00000000      /* 8 bytes */
#define         RL_TSD_TOK      0x00008000 /* Transmit OK */
#define         RL_TSD_TUN      0x00004000 /* Transmit FIFO Underrun */
#define         RL_TSD_OWN      0x00002000 /* Controller (does not) Own Buf. */
#define         RL_TSD_SIZE     0x00001FFF /* Descriptor Size */
#define RL_TSAD0        0x20    /* Transmit Start Address of Descriptor 0 */
#define RL_RBSTART      0x30    /* Receive Buffer Start Address */
#define RL_CR           0x37    /* Command Register */
#define         RL_CR_RES0      0xE0    /* Reserved */
#define         RL_CR_RST       0x10    /* Reset */
#define         RL_CR_RE        0x08    /* Receiver Enable */
#define         RL_CR_TE        0x04    /* Transmitter Enable *
                                         * Note: start with transmit buffer
                                         * 0 after RL_CR_TE has been reset.
                                         */
#define         RL_CR_RES1      0x02    /* Reserved */
#define         RL_CR_BUFE      0x01    /* Receive Buffer Empty */
#define RL_CAPR         0x38    /* Current Address of Packet Read */
#define         RL_CAPR_DATA_OFF        0x10    /* Packet Starts at Offset */
#define RL_CBR          0x3A    /* Current Buffer Address */
#define RL_IMR          0x3C    /* Interrupt Mask Register */
#define         RL_IMR_SERR     0x8000  /* System Error */
#define         RL_IMR_TIMEOUT  0x4000  /* Time Out */
#define         RL_IMR_LENCHG   0x2000  /* Cable Length Change */
#define         RL_IMR_RES      0x1F80  /* Reserved */
#define         RL_IMR_FOVW     0x0040  /* Rx FIFO Overflow */
#define         RL_IMR_PUN      0x0020  /* Packet Underrun / Link Change */
#define         RL_IMR_RXOVW    0x0010  /* Rx Buffer Overflow */
#define         RL_IMR_TER      0x0008  /* Transmit Error */
#define         RL_IMR_TOK      0x0004  /* Transmit OK */
#define         RL_IMR_RER      0x0002  /* Receive Error */
#define         RL_IMR_ROK      0x0001  /* Receive OK */
#define RL_ISR          0x3E    /* Interrupt Status Register */
#define         RL_ISR_SERR     0x8000  /* System Error */
#define         RL_ISR_TIMEOUT  0x4000  /* Time Out */
#define         RL_ISR_LENCHG   0x2000  /* Cable Length Change */
#define         RL_ISR_RES      0x1F80  /* Reserved */
#define         RL_ISR_FOVW     0x0040  /* Rx FIFO Overflow */
#define         RL_ISR_PUN      0x0020  /* Packet Underrun / Link Change */
#define         RL_ISR_RXOVW    0x0010  /* Rx Buffer Overflow */
#define         RL_ISR_TER      0x0008  /* Transmit Error */
#define         RL_ISR_TOK      0x0004  /* Transmit OK */
#define         RL_ISR_RER      0x0002  /* Receive Error */
#define         RL_ISR_ROK      0x0001  /* Receive OK */
#define RL_TCR          0x40    /* Transmit Configuration Register
                                 * Note: RL_CR_TE has to be set to
                                 * set/change RL_TCR.
                                 */
#define         RL_TCR_RES0     0x80000000 /* Reserved */
#define         RL_TCR_HWVER_AM 0x7C000000 /* Hardware Version ID A */
#define         RL_TCR_IFG_M    0x03000000 /* Interframe Gap Time */
#define                 RL_TCR_IFG_STD          0x03000000 /* IEEE 802.3 std */
#if 0
#undef RL_TCR_IFG_STD
#define                 RL_TCR_IFG_STD          0x00000000 
#endif
#define         RL_TCR_HWVER_BM 0x00C00000 /* Hardware Version ID B */
#define                 RL_TCR_HWVER_RTL8139    0x60000000 /* RTL8139 */
#define                 RL_TCR_HWVER_RTL8139A   0x70000000 /* RTL8139A */
#define                 RL_TCR_HWVER_RTL8139AG  0x74000000 /* RTL8139A-G */
#define                 RL_TCR_HWVER_RTL8139B   0x78000000 /* RTL8139B */
#define                 RL_TCR_HWVER_RTL8130    0x78000000 /* RTL8130 (dup) */
#define                 RL_TCR_HWVER_RTL8139C   0x74000000 /* RTL8139C (dup) */
#define                 RL_TCR_HWVER_RTL8100    0x78800000 /* RTL8100 */
#define                 RL_TCR_HWVER_RTL8100B   0x74400000 /* RTL8100B /
                                                                RTL8139D */
#define                 RL_TCR_HWVER_RTL8139CP  0x74800000 /* RTL8139C+ */
#define                 RL_TCR_HWVER_RTL8101    0x74C00000 /* RTL8101 */
#define         RL_TCR_RES1     0x00380000 /* Reserved */
#define         RL_TCR_LBK_M    0x00060000 /* Loopback Test */
#define                 RL_TCR_LBK_NORMAL       0x00000000 /* Normal */
#define                 RL_TCR_LBK_LOOKBOCK     0x00060000 /* Loopback Mode */
#define         RL_TCR_CRC      0x00010000 /* (Do not) Append CRC */
#define         RL_TCR_RES2     0x0000F800 /* Reserved */
#define         RL_TCR_MXDMA_M  0x00000700 /* Max DMA Burst Size Tx */
#define                 RL_TCR_MXDMA_16         0x00000000 /* 16 bytes */
#define                 RL_TCR_MXDMA_32         0x00000100 /* 32 bytes */
#define                 RL_TCR_MXDMA_64         0x00000200 /* 64 bytes */
#define                 RL_TCR_MXDMA_128        0x00000300 /* 128 bytes */
#define                 RL_TCR_MXDMA_128        0x00000300 /* 128 bytes */
#define                 RL_TCR_MXDMA_256        0x00000400 /* 256 bytes */
#define                 RL_TCR_MXDMA_512        0x00000500 /* 512 bytes */
#define                 RL_TCR_MXDMA_1024       0x00000600 /* 1024 bytes */
#define                 RL_TCR_MXDMA_2048       0x00000700 /* 2048 bytes */
#define         RL_TCR_TXRR_M   0x000000F0 /* Tx Retry Count */
#define         RL_TCR_RES3     0x0000000E /* Reserved */
#define         RL_TCR_CLRABT   0x00000001 /* Clear Abort */
#define RL_RCR          0x44    /* Receive Configuration Register
                                 * Note: RL_CR_RE has to be set to
                                 * set/change RL_RCR.
                                 */
#define         RL_RCR_RES0     0xF0000000 /* Reserved */
#define         RL_RCR_ERTH_M   0x0F000000 /* Early Rx Threshold */
#define                 RL_RCR_ERTH_0           0x00000000 /* No threshold */
#define                 RL_RCR_ERTH_1           0x01000000 /* 1/16 */
#define                 RL_RCR_ERTH_2           0x02000000 /* 2/16 */
#define                 RL_RCR_ERTH_3           0x03000000 /* 3/16 */
#define                 RL_RCR_ERTH_4           0x04000000 /* 4/16 */
#define                 RL_RCR_ERTH_5           0x05000000 /* 5/16 */
#define                 RL_RCR_ERTH_6           0x06000000 /* 6/16 */
#define                 RL_RCR_ERTH_7           0x07000000 /* 7/16 */
#define                 RL_RCR_ERTH_8           0x08000000 /* 8/16 */
#define                 RL_RCR_ERTH_9           0x09000000 /* 9/16 */
#define                 RL_RCR_ERTH_10          0x0A000000 /* 10/16 */
#define                 RL_RCR_ERTH_11          0x0B000000 /* 11/16 */
#define                 RL_RCR_ERTH_12          0x0C000000 /* 12/16 */
#define                 RL_RCR_ERTH_13          0x0D000000 /* 13/16 */
#define                 RL_RCR_ERTH_14          0x0E000000 /* 14/16 */
#define                 RL_RCR_ERTH_15          0x0F000000 /* 15/16 */
#define         RL_RCR_RES1     0x00FC0000 /* Reserved */
#define         RL_RCR_MULERINT 0x00020000 /* Multiple Early Int Select */
#define         RL_RCR_RER8     0x00010000 /* Receive small error packet */
#define         RL_RCR_RXFTH_M  0x0000E000 /* Rx FIFO Threshold */
#define                 RL_RCR_RXFTH_16         0x00000000 /* 16 bytes */
#define                 RL_RCR_RXFTH_32         0x00002000 /* 32 bytes */
#define                 RL_RCR_RXFTH_64         0x00004000 /* 64 bytes */
#define                 RL_RCR_RXFTH_128        0x00006000 /* 128 bytes */
#define                 RL_RCR_RXFTH_256        0x00008000 /* 256 bytes */
#define                 RL_RCR_RXFTH_512        0x0000A000 /* 512 bytes */
#define                 RL_RCR_RXFTH_1024       0x0000C000 /* 1024 bytes */
#define                 RL_RCR_RXFTH_UNLIM      0x0000E000 /* unlimited */
#define         RL_RCR_RBLEM_M  0x00001800 /* Rx Buffer Length */
#define                 RL_RCR_RBLEN_8K         0x00000000 /* 8KB + 16 bytes */
#define                 RL_RCR_RBLEN_8K_SIZE    (8*1024)
#define                 RL_RCR_RBLEN_16K        0x00000800 /* 16KB + 16 bytes */
#define                 RL_RCR_RBLEN_16K_SIZE   (16*1024)
#define                 RL_RCR_RBLEN_32K        0x00001000 /* 32KB + 16 bytes */
#define                 RL_RCR_RBLEN_32K_SIZE   (32*1024)
#define                 RL_RCR_RBLEN_64K        0x00001800 /* 64KB + 16 bytes */
#define                 RL_RCR_RBLEN_64K_SIZE   (64*1024)
                        /* Note: the documentation for the RTL8139C(L) or
                         * for the RTL8139D(L) claims that the buffer should
                         * be 16 bytes larger. Multiples of 8KB are the 
                         * correct values.
                         */
#define         RL_RCR_MXDMA_M  0x00000700 /* Rx DMA burst size */
#define                 RL_RCR_MXDMA_16         0x00000000 /* 16 bytes */
#define                 RL_RCR_MXDMA_32         0x00000100 /* 32 bytes */
#define                 RL_RCR_MXDMA_64         0x00000200 /* 64 bytes */
#define                 RL_RCR_MXDMA_128        0x00000300 /* 128 bytes */
#define                 RL_RCR_MXDMA_256        0x00000400 /* 256 bytes */
#define                 RL_RCR_MXDMA_512        0x00000500 /* 512 bytes */
#define                 RL_RCR_MXDMA_1024       0x00000600 /* 1024 bytes */
#define                 RL_RCR_MXDMA_UNLIM      0x00000700 /* unlimited */
#define         RL_RCR_WRAP     0x00000080 /* (Do not) Wrap on receive */
#define         RL_RCR_RES2     0x00000040 /* EEPROM type? */
#define         RL_RCR_AER      0x00000020 /* Accept Error Packets */
#define         RL_RCR_AR       0x00000010 /* Accept Runt Packets */
#define         RL_RCR_AB       0x00000008 /* Accept Broadcast Packets */
#define         RL_RCR_AM       0x00000004 /* Accept Multicast Packets */
#define         RL_RCR_APM      0x00000002 /* Accept Physical Match Packets */
#define         RL_RCR_AAP      0x00000001 /* Accept All Packets */
#define RL_MPC          0x4c    /* Missed Packet Counter */
#define RL_9346CR       0x50    /* 93C46 Command Register */
#define         RL_9346CR_EEM_M 0xC0    /* Operating Mode */
#define                 RL_9346CR_EEM_NORMAL    0x00 /* Normal Mode */
#define                 RL_9346CR_EEM_AUTOLOAD  0x40 /* Load from 93C46 */
#define                 RL_9346CR_EEM_PROG      0x80 /* 93C46 Programming */
#define                 RL_9346CR_EEM_CONFIG    0xC0 /* Config Write Enable */
#define         RL_9346CR_RES   0x30    /* Reserved */
#define         RL_9346CR_EECS  0x08    /* EECS Pin */
#define         RL_9346CR_EESK  0x04    /* EESK Pin */
#define         RL_9346CR_EEDI  0x02    /* EEDI Pin */
#define         RL_9346CR_EEDO  0x01    /* EEDO Pin */
#define RL_CONFIG0      0x51    /* Configuration Register 0 */
#define RL_CONFIG1      0x52    /* Configuration Register 1 */
#define RL_MSR          0x58    /* Media Status Register */
#define         RL_MSR_TXFCE    0x80    /* Tx Flow Control Enable */
#define         RL_MSR_RXFCE    0x40    /* Rx Flow Control Enable */
#define         RL_MSR_RES      0x20    /* Reserved */
#define         RL_MSR_AUXSTAT  0x10    /* Aux. Power Present */
#define         RL_MSR_SPEED_10 0x08    /* In 10 Mbps mode */
#define         RL_MSR_LINKB    0x04    /* link Failed */
#define         RL_MSR_TXPF     0x02    /* Sent Pause Packet */
#define         RL_MSR_RXPF     0x01    /* Received Pause Packet */
#define RL_CONFIG3      0x59    /* Configuration Register 3 */
#define RL_CONFIG4      0x5A    /* Configuration Register 4 */
/*                      0x5B */ /* Reserved */
#define RL_REVID        0x5E    /* PCI Revision ID */
/*                      0x5F */ /* Reserved */
#define RL_TSAD         0x60    /* Transmit Status of All Descriptors */
#define         RL_TSAD_TOK3    0x8000  /* TOK bit of Descriptor 3 */
#define         RL_TSAD_TOK2    0x4000  /* TOK bit of Descriptor 2 */
#define         RL_TSAD_TOK1    0x2000  /* TOK bit of Descriptor 1 */
#define         RL_TSAD_TOK0    0x1000  /* TOK bit of Descriptor 0 */
#define         RL_TSAD_TUN3    0x0800  /* TUN bit of Descriptor 3 */
#define         RL_TSAD_TUN2    0x0400  /* TUN bit of Descriptor 2 */
#define         RL_TSAD_TUN1    0x0200  /* TUN bit of Descriptor 1 */
#define         RL_TSAD_TUN0    0x0100  /* TUN bit of Descriptor 0 */
#define         RL_TSAD_TABT3   0x0080  /* TABT bit of Descriptor 3 */
#define         RL_TSAD_TABT2   0x0040  /* TABT bit of Descriptor 2 */
#define         RL_TSAD_TABT1   0x0020  /* TABT bit of Descriptor 1 */
#define         RL_TSAD_TABT0   0x0010  /* TABT bit of Descriptor 0 */
#define         RL_TSAD_OWN3    0x0008  /* OWN bit of Descriptor 3 */
#define         RL_TSAD_OWN2    0x0004  /* OWN bit of Descriptor 2 */
#define         RL_TSAD_OWN1    0x0002  /* OWN bit of Descriptor 1 */
#define         RL_TSAD_OWN0    0x0001  /* OWN bit of Descriptor 0 */
#define RL_BMCR         0x62    /* Basic Mode Control Register (MII_CTRL) */
#define RL_BMSR         0x64    /* Basic Mode Status Register (MII_STATUS) */
#define RL_ANAR         0x66    /* Auto-Neg Advertisement Register (MII_ANA) */
#define RL_ANLPAR       0x68    /* Auto-Neg Link Partner Register (MII_ANLPA) */
#define RL_ANER         0x6a    /* Auto-Neg Expansion Register (MII_ANE) */
#define RL_NWAYTR       0x70    /* N-way Test Register */
#define RL_CSCR         0x74    /* CS Configuration Register */
#define RL_CONFIG5      0xD8    /* Configuration Register 5 */

/* Status word in receive buffer */
#define RL_RXS_LEN_M    0xFFFF0000      /* Length Field, Excl. Status word */
#define RL_RXS_LEN_S    16              /* Shift For Length */
#define RL_RXS_MAR      0x00008000      /* Multicast Address Received */
#define RL_RXS_PAR      0x00004000      /* Physical Address Matched */
#define RL_RXS_BAR      0x00002000      /* Broadcast Address Received */
#define RL_RXS_RES_M    0x00001FC0      /* Reserved */
#define RL_RXS_ISE      0x00000020      /* Invalid Symbol Error */
#define RL_RXS_RUNT     0x00000010      /* Runt Packet Received */
#define RL_RXS_LONG     0x00000008      /* Long (>4KB) Packet */
#define RL_RXS_CRC      0x00000004      /* CRC Error */
#define RL_RXS_FAE      0x00000002      /* Frame Alignment Error */
#define RL_RXS_ROK      0x00000001      /* Receive OK */

/* Registers in the Machine Independent Interface (MII) to the PHY.
 * IEEE 802.3 (2000 Edition) Clause 22.
 */
#define MII_CTRL        0x0     /* Control Register (basic) */
#define         MII_CTRL_RST    0x8000  /* Reset PHY */
#define         MII_CTRL_LB     0x4000  /* Enable Loopback Mode */
#define         MII_CTRL_SP_LSB 0x2000  /* Speed Selection (LSB) */
#define         MII_CTRL_ANE    0x1000  /* Auto Negotiation Enable */
#define         MII_CTRL_PD     0x0800  /* Power Down */
#define         MII_CTRL_ISO    0x0400  /* Isolate */
#define         MII_CTRL_RAN    0x0200  /* Restart Auto-Negotiation Process */
#define         MII_CTRL_DM     0x0100  /* Full Duplex */
#define         MII_CTRL_CT     0x0080  /* Enable COL Signal Test */
#define         MII_CTRL_SP_MSB 0x0040  /* Speed Selection (MSB) */
#define                 MII_CTRL_SP_10          0x0000  /* 10 Mb/s */
#define                 MII_CTRL_SP_100         0x2000  /* 100 Mb/s */
#define                 MII_CTRL_SP_1000        0x0040  /* 1000 Mb/s */
#define                 MII_CTRL_SP_RES         0x2040  /* Reserved */
#define         MII_CTRL_RES    0x003F  /* Reserved */
#define MII_STATUS      0x1     /* Status Register (basic) */
#define         MII_STATUS_100T4        0x8000  /* 100Base-T4 support */
#define         MII_STATUS_100XFD       0x4000  /* 100Base-X FD support */
#define         MII_STATUS_100XHD       0x2000  /* 100Base-X HD support */
#define         MII_STATUS_10FD         0x1000  /* 10 Mb/s FD support */
#define         MII_STATUS_10HD         0x0800  /* 10 Mb/s HD support */
#define         MII_STATUS_100T2FD      0x0400  /* 100Base-T2 FD support */
#define         MII_STATUS_100T2HD      0x0200  /* 100Base-T2 HD support */
#define         MII_STATUS_EXT_STAT     0x0100  /* Supports MII_EXT_STATUS */
#define         MII_STATUS_RES          0x0080  /* Reserved */
#define         MII_STATUS_MFPS         0x0040  /* MF Preamble Suppression */
#define         MII_STATUS_ANC          0x0020  /* Auto-Negotiation Completed */
#define         MII_STATUS_RF           0x0010  /* Remote Fault Detected */
#define         MII_STATUS_ANA          0x0008  /* Auto-Negotiation Ability */
#define         MII_STATUS_LS           0x0004  /* Link Up */
#define         MII_STATUS_JD           0x0002  /* Jabber Condition Detected */
#define         MII_STATUS_EC           0x0001  /* Ext Register Capabilities */
#define MII_PHYID_H     0x2     /* PHY ID (high) */
#define MII_PHYID_L     0x3     /* PHY ID (low) */
#define MII_ANA         0x4     /* Auto-Negotiation Advertisement */
#define         MII_ANA_NP      0x8000  /* Next PAge */
#define         MII_ANA_RES     0x4000  /* Reserved */
#define         MII_ANA_RF      0x2000  /* Remote Fault */
#define         MII_ANA_TAF_M   0x1FE0   /* Technology Ability Field */
#define         MII_ANA_TAF_S   5        /* Shift */
#define                 MII_ANA_TAF_RES         0x1000  /* Reserved */
#define                 MII_ANA_PAUSE_ASYM      0x0800  /* Asym. Pause */
#define                 MII_ANA_PAUSE_SYM       0x0400  /* Sym. Pause */
#define                 MII_ANA_100T4           0x0200  /* 100Base-T4 */
#define                 MII_ANA_100TXFD         0x0100  /* 100Base-TX FD */
#define                 MII_ANA_100TXHD         0x0080  /* 100Base-TX HD */
#define                 MII_ANA_10TFD           0x0040  /* 10Base-T FD */
#define                 MII_ANA_10THD           0x0020  /* 10Base-T HD */
#define         MII_ANA_SEL_M   0x001F   /* Selector Field */
#define                 MII_ANA_SEL_802_3 0x0001 /* 802.3 */
#define MII_ANLPA       0x5     /* Auto-Neg Link Partner Ability Register */
#define         MII_ANLPA_NP    0x8000  /* Next Page */
#define         MII_ANLPA_ACK   0x4000  /* Acknowledge */
#define         MII_ANLPA_RF    0x2000  /* Remote Fault */
#define         MII_ANLPA_TAF_M 0x1FC0   /* Technology Ability Field */
#define         MII_ANLPA_SEL_M 0x001F   /* Selector Field */
#define MII_ANE         0x6     /* Auto-Negotiation Expansion */
#define         MII_ANE_RES     0xFFE0  /* Reserved */
#define         MII_ANE_PDF     0x0010  /* Parallel Detection Fault */
#define         MII_ANE_LPNPA   0x0008  /* Link Partner is Next Page Able */
#define         MII_ANE_NPA     0x0002  /* Local Device is Next Page Able */
#define         MII_ANE_PR      0x0002  /* New Page has been received */
#define         MII_ANE_LPANA   0x0001  /* Link Partner is Auto-Neg.able */
#define MII_ANNPT       0x7     /* Auto-Negotiation Next Page Transmit */
#define MII_ANLPRNP     0x8     /* Auto-Neg Link Partner Received Next Page */
#define MII_MS_CTRL     0x9     /* MASTER-SLAVE Control Register */
#define MII_MS_STATUS   0xA     /* MASTER-SLAVE Status Register */
/* 0xB ... 0xE */               /* Reserved */
#define MII_EXT_STATUS  0xF     /* Extended Status */
#define         MII_ESTAT_1000XFD       0x8000  /* 1000Base-X Full Duplex */
#define         MII_ESTAT_1000XHD       0x4000  /* 1000Base-X Half Duplex */
#define         MII_ESTAT_1000TFD       0x2000  /* 1000Base-T Full Duplex */
#define         MII_ESTAT_1000THD       0x1000  /* 1000Base-T Half Duplex */
#define         MII_ESTAT_RES           0x0FFF  /* Reserved */
/* 0x10 ... 0x1F */             /* Vendor Specific */

#if 0
34-35   R       ERBCR           Early Receive (Rx) Byte Count Register
36      R       ERSR            Early Rx Status Register
        7-4                     reserved
        3       R       ERGood  Early Rx Good packet
        2       R       ERBad   Early Rx Bad packet
        1       R       EROVW   Early Rx OverWrite
        0       R       EROK    Early Rx OK
51      R/W     CONFIG0         Configuration Register 0
        7       R       SCR     Scrambler Mode
        6       R       PCS     PCS Mode
        5       R       T10     10 Mbps Mode
        4-3     R       PL[1-0] Select 10 Mbps medium type
        2-0     R       BS[2-0] Select Boot ROM size
52      R/W     CONFIG1         Configuration Register 1
        7-6     R/W     LEDS[1-0] LED PIN
        5       R/W     DVRLOAD Driver Load
        4       R/W     LWACT   LWAKE active mode
        3       R       MEMMAP  Memory Mapping
        2       R       IOMAP   I/O Mapping
        1       R/W     VPD     Set to enable Vital Product Data
        0       R/W     PMEn    Power Management Enable
59      R/W     CONFIG3         Configuration Register 3
        7       R       GNTSel  Gnt Select
        6       R/W     PARM_En Parameter Enable
        5       R/W     Magic   Magic Packet
        4       R/W     LinkUp  Link Up
        3                       reserved
        2       R       CLKRUN_En CLKRUN Enable
        1                       reserved
        0       R       FBtBEn  Fast Back to Back Enable
5a      R/W     CONFIG4         Configuration Register 4
        7       R/W     RxFIFOAutoClr Auto Clear the Rx FIFO on overflow
        6       R/W     AnaOff  Analog Power Off
        5       R/W     LongWF  Long Wake-up Frame
        4       R/W     LWPME   LANWAKE vs PMEB
        3                       reserved
        2       R/W     LWPTN   LWAKE pattern
        1                       reserved
        0       R/W     PBWakeup Pre-Boot Wakeup
5c-5d   R/W     MULINT          Multiple Interrupt Select
        15-12                   reserved
        11-0    R/W     MISR[11-0] Multiple Interrupt Select
68-69   R       ANLPAR          Auto-Negotiation Link Partnet Register
        15      R       NP      Next Page bit
        14      R       ACK     acknowledge received from link partner
        13      R/W     RF      received remote fault detection capability
        12-11                   reserved
        10      R       Pause   Flow control is supported
        9       R       T4      100Base-T4 is supported
        8       R/W     TXFD    100Base-TX full duplex is supported
        7       R/W     TX      100Base-TX is supported
        6       R/W     10FD    10Base-T full duplex is supported
        5       R/W     10      10Base-T is supported
        4-0     R/W     Selector Binary encoded selector
6a-6b   R       ANER            Auto-Negotiation Expansion Register
        15-5                    reserved
        4       R       MLF     Multiple link fault occured
        3       R       LP_NP_ABLE Link partner supports Next Page
        2       R       NP_ABLE Local node is able to send add. Next Pages
        1       R       PAGE_RX Link Code Word Page received
        0       R       LP_NW_ABLE Link partner supports NWay auto-negotiation
70-71   R/W     NWAYTR          N-way Test Register
        15-8                    reserved
        7       R/W     NWLPBK  NWay loopback mode
        6-4                     reserved
        3       R       ENNWLE  LED0 pin indicates linkpulse
        2       R       FLAGABD Auto-neg experienced ability detect state
        1       R       FLAGPDF Auto-neg exp. par. detection fault state
        0       R       FLAGLSC Auto-neg experienced link status check state
74-75   R/W     CSCR            CS Configuration Register
        15      W       Testfun Auto-neg speeds up internal timer
        14-10                   reserved
        9       R/W     LD      Active low TPI link disable signal
        8       R/W     HEARTBEAT HEART BEAT enable
        7       R/W     JBEN    Enable jabber function
        6       R/W     F_LINK_100 Force 100 Mbps
        5       R/W     F_Conect Bypass disconnect function
        4                       reserved
        3       R       Con_status Connected link detected
        2       R/W     Con_status_En Configures LED1 to indicate conn. stat.
        1                       reserved
        0       R/W     PASS_SCR Bypass scramble
76-77                           reserved
78-7b   R/W     PHY1_PARM       PHY parameter 1
7c-7f   R/W     TW_PARM         Twister parameter
80      R/W     PHY2_PARM       PHY parameter 2
81-83                           reserved
84-8b   R/W     CRC[0-7]        Power Management CRC reg.[0-7] for frame[0-7]
8c-cb   R/W     Wakeup[0-7]     Power Management wakeup frame[0-7] (64 bit)
cc-d3   R/W     LSBCRC[0-7]     LSB of the mask byte of makeup frame[0-7]
d4-d7                           reserved
d8      R/W     Config5         Configuration register 5
        7                       reserved
        6       R/W     BWF     Broadcast Wakeup Frame
        5       R/W     MWF     Multicast Wakeup Frame
        4       R/W     UWF     Unicast Wakeup Frame
        3       R/W     FifoAddrPtr FIFO Address Pointer
        2       R/W     LDPS    Link Down Power Saving mode
        1       R/W     LANWake LANWake Signal
        0       R/W     PME_STS PME_Status bit
d9-ff                           reserved
#endif

#define Proc_number(p)          proc_number(p)
#define debug                   0
#define printW()                ((void)0)
#define vm_1phys2bus(p)         (p)

#define RX_BUFSIZE      RL_RCR_RBLEN_64K_SIZE
#define RX_BUFBITS      RL_RCR_RBLEN_64K
#define N_TX_BUF        RL_N_TX

/* I/O vectors are handled IOVEC_NR entries at a time. */
#define IOVEC_NR        16

/* Configuration */
#define RL_ENVVAR       "RTLETH"

typedef struct re
{
        port_t re_base_port;
        int re_irq;
        int re_mode;
        int re_flags;
        int re_client;
        int re_link_up;
        int re_got_int;
        int re_send_int;
        int re_report_link;
        int re_clear_rx;
        int re_need_reset;
        int re_tx_alive;
        char *re_model;

        /* Rx */
        phys_bytes re_rx_buf;
        char  *v_re_rx_buf;
        vir_bytes re_read_s;

        /* Tx */
        int re_tx_head;
        int re_tx_tail;
        struct
        {
                int ret_busy;
                phys_bytes ret_buf;
                char * v_ret_buf;
        } re_tx[N_TX_BUF];
        u32_t re_ertxth;        /* Early Tx Threshold */

        /* PCI related */
        int re_seen;                    /* TRUE iff device available */

        /* 'large' items */
        int re_hook_id;                 /* IRQ hook id at kernel */
        eth_stat_t re_stat;
        ether_addr_t re_address;
        message re_rx_mess;
        message re_tx_mess;
        char re_name[sizeof("rtl8139#n")];
        iovec_t re_iovec[IOVEC_NR];
        iovec_s_t re_iovec_s[IOVEC_NR];
}
re_t;

#define REM_DISABLED    0x0
#define REM_ENABLED     0x1

#define REF_PACK_SENT   0x001
#define REF_PACK_RECV   0x002
#define REF_SEND_AVAIL  0x004
#define REF_READING     0x010
#define REF_EMPTY       0x000
#define REF_PROMISC     0x040
#define REF_MULTI       0x080
#define REF_BROAD       0x100
#define REF_ENABLED     0x200

/*
 * $PchId: rtl8139.h,v 1.1 2003/09/05 10:58:50 philip Exp $
 */