[LinuxBIOS] another question for cs5536
tiansm at lemote.com
Thu Jul 5 16:34:53 CEST 2007
with regard to interrupt signal, I am still puzzled with the PCI_INTA#,
it is said that it's a input io. Shouldn't it output the interrupt
signal to cpu?
Songmao Tian wrote:
> done, there's a bug in my software, datebook is right~:)
> Songmao Tian wrote:
>> Hi Marc,
>> Thanks for you last reply on virtual pci config space, I finally
>> find a doc on it at
>> by reading
>> the paper of <<Breaking the Chains—Using LinuxBIOS to Liberate Embedded
>> x86 Processors>>, really thanks.
>> And I am curious with the irq signal of cs5536. it's said that gpio12
>> can be used as a INTR_OUT of pic, I have configure the GPIO as
>> out_aux1，but it's seems I have missed something, the output of gpio12
>> doesn't change with some rtc interrupt occur(I can see some bit of irr
>> of 8259 set).
>> Thanks in advanced.
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