Re: Screen regen buffer at 0x00b8000

[Jan-Benedict Glaw]

On Fri, 2005-05-20 09:48:35 -0400, Richard B. Johnson <linux-os@xxxxxxxxxxxx> wrote:
>     len = getpagesize();
>     if((fd = open("/dev/mem", O_RDWR)) == FAIL)
>         ERRORS("open");
>     if((sp = mmap((void *)SCREEN, len, PROT, TYPE, fd, SCREEN))==MAP_FAILED)
>         ERRORS("mmap");

Maybe you'd better not fiddle with physical memory, but use the device
abstraction that's ment to offer that interface? That is, use a
framebuffer driver and open /dev/fb* .

MfG, JBG

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