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PCI IDE Controller: Difference between revisions
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When an IRQ is invoked, ISR should read the IRQ number from PIC, then it searches for the device which has this IRQ [in IRQ0 or IRQ1], and if the device is found, call the device driver to inform it that an IRQ is invoked.
===Detecting IDE Drives===
===Read/Write From ATA Drive===
===Read From ATAPI Drive===
===Standard Function For Reading from ATA/ATAPI Drive===
===Standard Function to write to ATA Drive===
===Standard Function to eject ATAPI Drive===
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