[linux-ileri] Re: /dev/mem 'e assembly 'den ulasma

• Previous message: tufan biyiktas: "[linux-ileri] unsubcribe"
• In reply to: Derya Sezen: "[linux-ileri] /dev/mem 'e assembly 'den ulasma"

> Selam,
>

Selam,

> General Purpose I/O 'larimi user space'den /dev/mem'e memory map ile
> ulasip istedigim flag'lari set edebiliyorum. Bunu kernel video.S veya
> xx.S dosyalarindan birine gommek icin assembly seviyesinde /dev/mem '
> nasil ulasabilirim? Yapilacak islemin mantigi :

Ulasamazsin. video.S veya digerleri daha kernel boot asamasinda devrede
olan seyler senin /dev/mem e ulasman icin once /dev in mount edilmis
olmasi gerekir. Dolayisi ile istedigin islemleri direk istedigin
adreslere ulasip yapacaksin. video.S asamasinda /dev/mem filan yok
ortada.

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• Previous message: tufan biyiktas: "[linux-ileri] unsubcribe"
• In reply to: Derya Sezen: "[linux-ileri] /dev/mem 'e assembly 'den ulasma"