'Bios functions' diaporamas de présentation

Defining protected-mode segment-descriptors

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ECE291

ECE291. Lecture 11 Text mode video. Lecture outline. Comments on the exam Video display hardware Text video mode Controlling and accessing video display using DOS and BIOS functions Accessing the video memory directly. Video output.

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ECE291

ECE291. Lecture 12 Text Mode Video. Lecture Outline. Exam I Video display hardware Text mode video Controlling and accessing video display using DOS and BIOS functions Accessing the video memory directly String instructions MP3. Video Output.

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Lecture 26

Lecture 26. Reading/Writing a physical Block. BiosDisk(int cmd, int drive, int head, int track, int sector, int nsects, void * buffer); Cmd 0 = disk reset 1 = disk status (status of last disk operation) 2 = disk read 3 = disk write 4 = disk verify 5 = disk format.

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