cvs commit: src/sys/dev/bge if_bge.c
nate at root.org
Thu Sep 29 10:49:22 PDT 2005
John Baldwin wrote:
> On Wednesday 28 September 2005 04:36 pm, Nate Lawson wrote:
>>I've heard disabling apic helps T42s, otherwise they get a hard hang.
>>It's difficult to print the driver progress while suspending because the
>>function call stack is recursive, not iterative. For example,
>>root_suspend -> pci_suspend -> fxp_suspend -> mii_suspend (if that
>>exists). You'd have to add a printf in every driver and bus. A better
>>way might be to add printf or KTR to bus_generic_suspend() to print the
>>device name before calling its method.
>>BTW, I'm working on committing a patch that adds KTR to acpi so we can
>>track down issues like this although the device suspending stuff should
>>be done separately as listed above.
> BTW, the issue with APIC on some systems is that when we use the APIC, the
> current code doesn't end up doing suspend/resume for the ATPIC and so it ends
> up in some random state.
Ah, is a fix for that upcoming? :)
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