Hi Brad,
I'm now using pci-sa.c and I no longer get the warnings about using a20.
Thanks.
I'm trying to use the usb on an Accelent system. Can you point me to where
I should look to check zone0/1 allocations to ensure they're not broken?
After pci-sa.c, soon after the host controller
If you are getting these warnings then you have a serious problem and
the hardware will not work.
I am guessing, but if you are seeing these messages you must not be
using the pci_map/unmap_single routines in arch/arm/arch-sa1100/pci-sa.c
I'm not sure how you managed to do that, but you *mu
On Friday, June 29, 2001, at 01:19 AM, Yang, Neil L wrote:
> Thanks for the info.
> You mentioned that modern kernels should be allocating DMA-safe buffers
> from
> a region in RAM known to be safe from this bug. I'm actually getting
> that
> warning, but I'm using linux 2.4.5-rmk6-np1 kernel
Hi,
Thanks for the info.
You mentioned that modern kernels should be allocating DMA-safe buffers from
a region in RAM known to be safe from this bug. I'm actually getting that
warning, but I'm using linux 2.4.5-rmk6-np1 kernel, on an
assabet/neponset-like board. Do you know where the kernel a
On Thursday, June 28, 2001, at 09:19 PM, Yang, Neil L wrote:
> if( (((unsigned long)td->hwCBP) & 0x10) ) {
> printk("td_fill() hwCBP %p, a20!\n", (void *)td->hwCBP);
>
> }
See the SA- specification update. DMA transfers having a particular
address bit set gene