41 lines
1021 B
C
41 lines
1021 B
C
#ifndef _KERNEL_DRIVERS_STORAGE_X86_ATA_H
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#define _KERNEL_DRIVERS_STORAGE_X86_ATA_H
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#include <drivers/driver_manager.h>
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#include <libkern/types.h>
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#include <mem/kmalloc.h>
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#include <platform/x86/port.h>
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typedef struct { // LBA28 | LBA48
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uint32_t data; // 16bit | 16 bits
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uint32_t error; // 8 bit | 16 bits
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uint32_t sector_count; // 8 bit | 16 bits
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uint32_t lba_lo; // 8 bit | 16 bits
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uint32_t lba_mid; // 8 bit | 16 bits
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uint32_t lba_hi; // 8 bit | 16 bits
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uint32_t device; // 8 bit
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uint32_t command; // 8 bit
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uint32_t control;
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} ata_ports_t;
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typedef struct {
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ata_ports_t port;
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bool is_master;
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uint16_t cylindres;
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uint16_t heads;
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uint16_t sectors;
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bool dma;
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bool lba;
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uint32_t capacity; // in sectors
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} ata_t;
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extern ata_t _ata_drives[MAX_DEVICES_COUNT];
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int ata_init_with_dev(device_t* dev);
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void ata_install();
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void ata_init(ata_t* ata, uint32_t port, bool is_master);
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bool ata_indentify(ata_t* ata);
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#endif //_KERNEL_DRIVERS_STORAGE_X86_ATA_H
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