Jos� Fonseca wrote:
> On 2002.05.03 04:13 Peter Andersson wrote:
>
>> ...
>>
>> I have just downloaded and installed the latest cvs source (i assume
>> that you have applied the patch), at least i thought so when
>> comparing the patch with the "would be patched files" (mach64_drv.h
>> and mach64_state.c). But i might be mistaken as i am not very
>> knowledgeable about these things, as you know :) . The outcome is the
>> same as before i�m afraid. What i mean is i still get the "Error
>> flushing vertex buffer: return = -16" when running glxgears. A
>> strange thing is that i can run the doom clone (prboom) for a while,
>> when it either crashes with the same message or completley hangs my
>> computer. I wish i could have more "happy" news.
>>
>> Peter
>
>
> Peter, this is a regression. There may be two causes for this:
>
> a) The use of readl/writel somehow poses even further problems.
>
> b) Recent changes on the CVS broke PowerPC. It may be just the
> wait_for_{idle,fifo} already failed before, but it passed unoticed
> before the recentely added checks.
>
> The only way to figure this out is to reverse the use of the
> readl/writel macros and see if this changes anything. So Peter, in
> mach64_drv.h, instead of:
>
> #define MACH64_READ(reg) readl(MACH64_ADDR(reg))
> #define MACH64_WRITE(reg,val) writel((val), MACH64_ADDR(reg))
>
> put back:
>
> #define MACH64_DEREF(reg) *(volatile u32 *)MACH64_ADDR(reg)
> #define MACH64_READ(reg) le32_to_cpu(MACH64_DEREF(reg))
> #define MACH64_WRITE(reg,val) do { MACH64_DEREF(reg) =
> cpu_to_le32(val); } while (0)
>
> (note that each definition takes a whole line, just in case it gets
> broken by the mailer)
>
> and check both with MACH64_USE_DMA set to 1 and 0.
I have tried these changes and it didn�t work with either MACH64_USE_DMA
set to 1 or 0, i still get "Error flushing vertex buffer: return = -16".
Peter
_______________________________________________________________
Have big pipes? SourceForge.net is looking for download mirrors. We supply
the hardware. You get the recognition. Email Us: [EMAIL PROTECTED]
_______________________________________________
Dri-devel mailing list
[EMAIL PROTECTED]
https://lists.sourceforge.net/lists/listinfo/dri-devel
