Messages in this thread | | | Date | Mon, 31 Aug 1998 15:10:52 -0700 | From | Richard Henderson <> | Subject | Re: Alpha MIATA + PCI - trouble? |
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On Mon, Aug 31, 1998 at 03:09:21PM +0200, Jaroslav Kysela wrote: > I'm now trying soundcard S3 SonicVibes with Alpha MIATA (pyxis), > but I have big trouble with access to DMA registers. These registers are > accessible via non-standard PCI interface (I/O address - port address - > is stored in 32-bit PCI registers 0x40 & 0x48). [...] > kernel: PYXIS machine check NOT expected > kernel: pyxis_machine_check: vector=0x660 la_ptr=0xfffffc00002085a0 > kernel: ^I^I pc=0xfffffc000047be88 size=0x1b8 procoffset=0xd8 sysoffset 0x160
You should use pci_read_config_byte and friends. A machine check is the expected result of not using these functions.
r~
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