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      1 #ifndef	PCI_H
      2 #define PCI_H
      3 
      4 /*
      5 ** Support for NE2000 PCI clones added David Monro June 1997
      6 ** Generalised for other PCI NICs by Ken Yap July 1997
      7 **
      8 ** Most of this is taken from:
      9 **
     10 ** /usr/src/linux/drivers/pci/pci.c
     11 ** /usr/src/linux/include/linux/pci.h
     12 ** /usr/src/linux/arch/i386/bios32.c
     13 ** /usr/src/linux/include/linux/bios32.h
     14 ** /usr/src/linux/drivers/net/ne.c
     15 */
     16 
     17 /*
     18  * This program is free software; you can redistribute it and/or
     19  * modify it under the terms of the GNU General Public License as
     20  * published by the Free Software Foundation; either version 2, or (at
     21  * your option) any later version.
     22  */
     23 
     24 #define PCI_COMMAND_IO			0x1	/* Enable response in I/O space */
     25 #define PCI_COMMAND_MEM			0x2	/* Enable response in mem space */
     26 #define PCI_COMMAND_MASTER		0x4	/* Enable bus mastering */
     27 #define PCI_LATENCY_TIMER		0x0d	/* 8 bits */
     28 
     29 #define PCIBIOS_PCI_FUNCTION_ID         0xb1XX
     30 #define PCIBIOS_PCI_BIOS_PRESENT        0xb101
     31 #define PCIBIOS_FIND_PCI_DEVICE         0xb102
     32 #define PCIBIOS_FIND_PCI_CLASS_CODE     0xb103
     33 #define PCIBIOS_GENERATE_SPECIAL_CYCLE  0xb106
     34 #define PCIBIOS_READ_CONFIG_BYTE        0xb108
     35 #define PCIBIOS_READ_CONFIG_WORD        0xb109
     36 #define PCIBIOS_READ_CONFIG_DWORD       0xb10a
     37 #define PCIBIOS_WRITE_CONFIG_BYTE       0xb10b
     38 #define PCIBIOS_WRITE_CONFIG_WORD       0xb10c
     39 #define PCIBIOS_WRITE_CONFIG_DWORD      0xb10d
     40 
     41 #define PCI_VENDOR_ID           0x00    /* 16 bits */
     42 #define PCI_DEVICE_ID           0x02    /* 16 bits */
     43 #define PCI_COMMAND             0x04    /* 16 bits */
     44 
     45 #define PCI_REVISION            0x08    /* 8 bits  */
     46 #define PCI_CLASS_CODE          0x0b    /* 8 bits */
     47 #define PCI_SUBCLASS_CODE       0x0a    /* 8 bits */
     48 #define PCI_HEADER_TYPE         0x0e    /* 8 bits */
     49 
     50 #define PCI_BASE_ADDRESS_0      0x10    /* 32 bits */
     51 #define PCI_BASE_ADDRESS_1      0x14    /* 32 bits */
     52 #define PCI_BASE_ADDRESS_2      0x18    /* 32 bits */
     53 #define PCI_BASE_ADDRESS_3      0x1c    /* 32 bits */
     54 #define PCI_BASE_ADDRESS_4      0x20    /* 32 bits */
     55 #define PCI_BASE_ADDRESS_5      0x24    /* 32 bits */
     56 
     57 #ifndef	PCI_BASE_ADDRESS_IO_MASK
     58 #define	PCI_BASE_ADDRESS_IO_MASK       (~0x03)
     59 #endif
     60 #define	PCI_BASE_ADDRESS_SPACE_IO	0x01
     61 #define	PCI_ROM_ADDRESS		0x30	/* 32 bits */
     62 #define	PCI_ROM_ADDRESS_ENABLE	0x01	/* Write 1 to enable ROM,
     63 					   bits 31..11 are address,
     64 					   10..2 are reserved */
     65 
     66 #define PCI_FUNC(devfn)           ((devfn) & 0x07)
     67 
     68 #define BIOS32_SIGNATURE        (('_' << 0) + ('3' << 8) + ('2' << 16) + ('_' << 24))
     69 
     70 /* PCI signature: "PCI " */
     71 #define PCI_SIGNATURE           (('P' << 0) + ('C' << 8) + ('I' << 16) + (' ' << 24))
     72 
     73 /* PCI service signature: "$PCI" */
     74 #define PCI_SERVICE             (('$' << 0) + ('P' << 8) + ('C' << 16) + ('I' << 24))
     75 
     76 union bios32 {
     77 	struct {
     78 		unsigned long signature;	/* _32_ */
     79 		unsigned long entry;		/* 32 bit physical address */
     80 		unsigned char revision;		/* Revision level, 0 */
     81 		unsigned char length;		/* Length in paragraphs should be 01 */
     82 		unsigned char checksum;		/* All bytes must add up to zero */
     83 		unsigned char reserved[5];	/* Must be zero */
     84 	} fields;
     85 	char chars[16];
     86 };
     87 
     88 #define KERN_CODE_SEG	0x8	/* This _MUST_ match start.S */
     89 
     90 /* Stuff for asm */
     91 #define save_flags(x) \
     92 __asm__ __volatile__("pushfl ; popl %0":"=g" (x): /* no input */ :"memory")
     93 
     94 #define cli() __asm__ __volatile__ ("cli": : :"memory")
     95 
     96 #define restore_flags(x) \
     97 __asm__ __volatile__("pushl %0 ; popfl": /* no output */ :"g" (x):"memory")
     98 
     99 #define PCI_VENDOR_ID_ADMTEK            0x1317
    100 #define PCI_DEVICE_ID_ADMTEK_0985       0x0985
    101 #define PCI_VENDOR_ID_REALTEK           0x10ec
    102 #define PCI_DEVICE_ID_REALTEK_8029      0x8029
    103 #define PCI_DEVICE_ID_REALTEK_8139      0x8139
    104 #define PCI_VENDOR_ID_WINBOND2          0x1050
    105 #define PCI_DEVICE_ID_WINBOND2_89C940   0x0940
    106 #define PCI_DEVICE_ID_WINBOND2_89C840   0x0840
    107 #define PCI_VENDOR_ID_COMPEX            0x11f6
    108 #define PCI_DEVICE_ID_COMPEX_RL2000     0x1401
    109 #define PCI_DEVICE_ID_COMPEX_RL100ATX   0x2011
    110 #define PCI_VENDOR_ID_KTI               0x8e2e
    111 #define PCI_DEVICE_ID_KTI_ET32P2        0x3000
    112 #define PCI_VENDOR_ID_NETVIN            0x4a14
    113 #define PCI_DEVICE_ID_NETVIN_NV5000SC   0x5000
    114 #define	PCI_VENDOR_ID_HOLTEK		0x12c3
    115 #define	PCI_DEVICE_ID_HOLTEK_HT80232	0x0058
    116 #define PCI_VENDOR_ID_3COM		0x10b7
    117 #define PCI_DEVICE_ID_3COM_3C590	0x5900
    118 #define PCI_DEVICE_ID_3COM_3C595	0x5950
    119 #define PCI_DEVICE_ID_3COM_3C595_1	0x5951
    120 #define PCI_DEVICE_ID_3COM_3C595_2	0x5952
    121 #define PCI_DEVICE_ID_3COM_3C900TPO	0x9000
    122 #define PCI_DEVICE_ID_3COM_3C900COMBO	0x9001
    123 #define PCI_DEVICE_ID_3COM_3C905TX	0x9050
    124 #define PCI_DEVICE_ID_3COM_3C905T4	0x9051
    125 #define PCI_DEVICE_ID_3COM_3C905B_TX	0x9055
    126 #define PCI_DEVICE_ID_3COM_3C905C_TXM	0x9200
    127 #define PCI_VENDOR_ID_INTEL		0x8086
    128 #define PCI_DEVICE_ID_INTEL_82557	0x1229
    129 #define PCI_DEVICE_ID_INTEL_82559ER	0x1209
    130 #define PCI_DEVICE_ID_INTEL_ID1029	0x1029
    131 #define PCI_DEVICE_ID_INTEL_ID1030	0x1030
    132 #define PCI_DEVICE_ID_INTEL_82562	0x2449
    133 #define PCI_VENDOR_ID_AMD		0x1022
    134 #define PCI_DEVICE_ID_AMD_LANCE		0x2000
    135 #define PCI_VENDOR_ID_AMD_HOMEPNA	0x1022
    136 #define PCI_DEVICE_ID_AMD_HOMEPNA	0x2001
    137 #define PCI_VENDOR_ID_SMC_1211          0x1113
    138 #define PCI_DEVICE_ID_SMC_1211          0x1211
    139 #define PCI_VENDOR_ID_DEC		0x1011
    140 #define PCI_DEVICE_ID_DEC_TULIP		0x0002
    141 #define PCI_DEVICE_ID_DEC_TULIP_FAST	0x0009
    142 #define PCI_DEVICE_ID_DEC_TULIP_PLUS	0x0014
    143 #define PCI_DEVICE_ID_DEC_21142		0x0019
    144 #define PCI_VENDOR_ID_SMC		0x10B8
    145 #ifndef	PCI_DEVICE_ID_SMC_EPIC100
    146 # define PCI_DEVICE_ID_SMC_EPIC100	0x0005
    147 #endif
    148 #define PCI_VENDOR_ID_MACRONIX		0x10d9
    149 #define PCI_DEVICE_ID_MX987x5		0x0531
    150 #define PCI_VENDOR_ID_LINKSYS		0x11AD
    151 #define PCI_DEVICE_ID_LC82C115		0xC115
    152 #define PCI_VENDOR_ID_VIATEC		0x1106
    153 #define PCI_DEVICE_ID_VIA_RHINE_I	0x3043
    154 #define PCI_DEVICE_ID_VIA_VT6102	0x3065
    155 #define PCI_DEVICE_ID_VIA_86C100A	0x6100
    156 #define PCI_VENDOR_ID_DAVICOM		0x1282
    157 #define	PCI_DEVICE_ID_DM9009		0x9009
    158 #define PCI_DEVICE_ID_DM9102		0x9102
    159 #define PCI_VENDOR_ID_SIS         	0x1039
    160 #define PCI_DEVICE_ID_SIS900     	0x0900
    161 #define PCI_DEVICE_ID_SIS7016    	0x7016
    162 #define	PCI_VENDOR_ID_DLINK		0x1186
    163 #define	PCI_DEVICE_ID_DFE530TXP		0x1300
    164 #define	PCI_VENDOR_ID_NS		0x100B
    165 #define	PCI_DEVICE_ID_DP83815		0x0020
    166 #define PCI_VENDOR_ID_OLICOM		0x108d
    167 #define PCI_DEVICE_ID_OLICOM_OC3136	0x0001
    168 #define PCI_DEVICE_ID_OLICOM_OC2315	0x0011
    169 #define PCI_DEVICE_ID_OLICOM_OC2325	0x0012
    170 #define PCI_DEVICE_ID_OLICOM_OC2183	0x0013
    171 #define PCI_DEVICE_ID_OLICOM_OC2326	0x0014
    172 #define PCI_DEVICE_ID_OLICOM_OC6151	0x0021
    173 
    174 struct pci_device {
    175 	unsigned short	vendor, dev_id;
    176 	const char	*name;
    177 	unsigned int	membase;
    178 	unsigned short	ioaddr;
    179 	unsigned char	devfn;
    180 	unsigned char	bus;
    181 };
    182 
    183 extern void	eth_pci_init(struct pci_device *);
    184 
    185 extern int pcibios_read_config_byte(unsigned int bus, unsigned int device_fn, unsigned int where, unsigned char *value);
    186 extern int pcibios_write_config_byte (unsigned int bus, unsigned int device_fn, unsigned int where, unsigned char value);
    187 extern int pcibios_read_config_word(unsigned int bus, unsigned int device_fn, unsigned int where, unsigned short *value);
    188 extern int pcibios_write_config_word (unsigned int bus, unsigned int device_fn, unsigned int where, unsigned short value);
    189 extern int pcibios_read_config_dword(unsigned int bus, unsigned int device_fn, unsigned int where, unsigned int *value);
    190 extern int pcibios_write_config_dword(unsigned int bus, unsigned int device_fn, unsigned int where, unsigned int value);
    191 void adjust_pci_device(struct pci_device *p);
    192 #endif	/* PCI_H */
    193