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92 lines
3.2 KiB
C
92 lines
3.2 KiB
C
/*
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** Support for NE2000 PCI clones added David Monro June 1997
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** Generalised for other PCI NICs by Ken Yap July 1997
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**
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** Most of this is taken from:
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**
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** /usr/src/linux/drivers/pci/pci.c
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** /usr/src/linux/include/linux/pci.h
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** /usr/src/linux/arch/i386/bios32.c
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** /usr/src/linux/include/linux/bios32.h
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** /usr/src/linux/drivers/net/ne.c
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*/
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#define PCIBIOS_PCI_FUNCTION_ID 0xb1XX
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#define PCIBIOS_PCI_BIOS_PRESENT 0xb101
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#define PCIBIOS_FIND_PCI_DEVICE 0xb102
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#define PCIBIOS_FIND_PCI_CLASS_CODE 0xb103
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#define PCIBIOS_GENERATE_SPECIAL_CYCLE 0xb106
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#define PCIBIOS_READ_CONFIG_BYTE 0xb108
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#define PCIBIOS_READ_CONFIG_WORD 0xb109
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#define PCIBIOS_READ_CONFIG_DWORD 0xb10a
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#define PCIBIOS_WRITE_CONFIG_BYTE 0xb10b
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#define PCIBIOS_WRITE_CONFIG_WORD 0xb10c
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#define PCIBIOS_WRITE_CONFIG_DWORD 0xb10d
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#define PCI_VENDOR_ID 0x00 /* 16 bits */
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#define PCI_DEVICE_ID 0x02 /* 16 bits */
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#define PCI_COMMAND 0x04 /* 16 bits */
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#define PCI_HEADER_TYPE 0x0e /* 8 bits */
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#define PCI_BASE_ADDRESS_0 0x10 /* 32 bits */
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#define PCI_BASE_ADDRESS_IO_MASK (~0x03)
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#define PCI_FUNC(devfn) ((devfn) & 0x07)
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#define BIOS32_SIGNATURE (('_' << 0) + ('3' << 8) + ('2' << 16) + ('_' << 24))
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/* PCI signature: "PCI " */
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#define PCI_SIGNATURE (('P' << 0) + ('C' << 8) + ('I' << 16) + (' ' << 24))
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/* PCI service signature: "$PCI" */
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#define PCI_SERVICE (('$' << 0) + ('P' << 8) + ('C' << 16) + ('I' << 24))
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union bios32 {
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struct {
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unsigned long signature; /* _32_ */
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unsigned long entry; /* 32 bit physical address */
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unsigned char revision; /* Revision level, 0 */
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unsigned char length; /* Length in paragraphs should be 01 */
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unsigned char checksum; /* All bytes must add up to zero */
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unsigned char reserved[5]; /* Must be zero */
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} fields;
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char chars[16];
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};
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#define KERN_CODE_SEG 0x8 /* This _MUST_ match start.S */
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/* Stuff for asm */
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#define save_flags(x) \
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__asm__ __volatile__("pushfl ; popl %0":"=g" (x): /* no input */ :"memory")
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#define restore_flags(x) \
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__asm__ __volatile__("pushl %0 ; popfl": /* no output */ :"g" (x):"memory")
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#define PCI_VENDOR_ID_REALTEK 0x10ec
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#define PCI_DEVICE_ID_REALTEK_8029 0x8029
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#define PCI_VENDOR_ID_WINBOND2 0x1050
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#define PCI_DEVICE_ID_WINBOND2_89C940 0x0940
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#define PCI_VENDOR_ID_COMPEX 0x11f6
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#define PCI_DEVICE_ID_COMPEX_RL2000 0x1401
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#define PCI_VENDOR_ID_KTI 0x8e2e
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#define PCI_DEVICE_ID_KTI_ET32P2 0x3000
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#define PCI_VENDOR_ID_INTEL 0x8086
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#define PCI_DEVICE_ID_INTEL_82557 0x1229
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#define PCI_VENDOR_ID_NETVIN 0x4a14
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#define PCI_DEVICE_ID_NETVIN_NV5000SC 0x5000
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#define PCI_VENDOR_ID_VIA 0x1106
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#define PCI_DEVICE_ID_VIA_82C926 0x0926
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#define PCI_VENDOR_ID_SURECOM 0x10bd
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#define PCI_DEVICE_ID_SURECOM_NE34 0x0e34
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#define PCI_VENDOR_ID_VORTEX 0x1119
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#define PCI_DEVICE_ID_VORTEX_3c595 0x1234 /* Correct value unknown */
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struct pci_device {
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unsigned short vendor, dev_id;
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char *name;
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};
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extern void eth_pci_init(struct pci_device *, unsigned short *);
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