> hi all,
>
> i have a atm oc3 care which uses the amcc S5933 PCI adapter. however the
> driver reports "unable to map mem" at boot time. i used pciconf to read
> the configuration space base address registers and all of them showed
> 0x00000000. however when i write all 1's t the base registers they give
> me the proper mask. the device and vendor id configuration registers
> show the right values. i think the bios is unable to assign physical
> addresses.
If you don't have "PnP OS" set, and the card doesn't get resources
assigned, this means that there's a resource conflict that prevents the
card from being configured.
> how can i solve this problem?? one way out is to have the driver assign
> physical addresses to map the pci space. however for that i need the
> physical map...what data structure holds that??
Either turn "PnP OS" off, or fix the card/system. The driver can't do
resource assignment like you're talking about.
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