Matan Ziv-Av <[EMAIL PROTECTED]> writes:
> I hope it is reasonable to ask, how?
>
> What I need is to allocate a big amount of memory (say 1MB, for
> example), copy the video memory to it, and then have fixed 64K of
> virutal address of the process point to any 64K window of the large
> allocate
> I hope it is reasonable to ask, how?
POSIX shared memory calls or sys5 shm
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On Sat, 6 Jan 2001, Alan Cox wrote:
> > +If you want svgalib programs to run with kernel 2.4.0 or newer, svgalib
> > +needs to be compiled without background support (BACKGROUND not defined in
> > +Makefile.cfg). This is relevant to any svgalib version.
> > +This is because svgalib uses mmap of/p
> +If you want svgalib programs to run with kernel 2.4.0 or newer, svgalib
> +needs to be compiled without background support (BACKGROUND not defined in
> +Makefile.cfg). This is relevant to any svgalib version.
> +This is because svgalib uses mmap of /proc/mem to emulate vga's memory bank
> +swit
Hi,
svgalib needs to be compiled without background support in order to run
under kernl 2.4.0 or newer. Here's a patch to Documentation/Changes that
says this.
--- /usr/src/linux.b/Documentation/ChangesTue Dec 12 18:43:22 2000
+++ linux/Documentation/Changes Sat Jan 6 10:28:20 200
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