75 lines
1.1 KiB
C
75 lines
1.1 KiB
C
/*
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* Copyright 2004-2006, Axel Dörfler, axeld@pinc-software.de.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef KERNEL_BOOT_DISK_IDENTIFIER_H
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#define KERNEL_BOOT_DISK_IDENTIFIER_H
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#include <SupportDefs.h>
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enum bus_types {
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UNKNOWN_BUS,
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LEGACY_BUS,
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PCI_BUS,
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};
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enum device_types {
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UNKNOWN_DEVICE,
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ATA_DEVICE,
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ATAPI_DEVICE,
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SCSI_DEVICE,
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USB_DEVICE,
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FIREWIRE_DEVICE,
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FIBRE_DEVICE,
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};
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#define NUM_DISK_CHECK_SUMS 5
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typedef struct disk_identifier {
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int32 bus_type;
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int32 device_type;
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union {
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struct {
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uint16 base_address;
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} legacy;
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struct {
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uint8 bus;
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uint8 slot;
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uint8 function;
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} pci;
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} bus;
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union {
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struct {
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bool master;
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} ata;
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struct {
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bool master;
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uint8 logical_unit;
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} atapi;
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struct {
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uint8 logical_unit;
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} scsi;
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struct {
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uint8 tbd;
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} usb;
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struct {
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uint64 guid;
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} firewire;
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struct {
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uint64 wwd;
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} fibre;
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struct {
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off_t size;
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struct {
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off_t offset;
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uint32 sum;
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} check_sums[NUM_DISK_CHECK_SUMS];
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} unknown;
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} device;
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} disk_identifier;
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#endif /* KERNEL_BOOT_DISK_IDENTIFIER_H */
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