Messages in this thread | | | Date | Thu, 3 Jun 2010 12:46:27 +0100 | From | Matthew Garrett <> | Subject | Re: [PATCH]X86:reboot.c Add some dmi entries to pci_reboot_dmi_table. |
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On Thu, Jun 03, 2010 at 10:54:38AM +0100, Alan Cox wrote:
> At least some PCs you need to issue the reboot outb calls on the boot > processor so the userspace tests won't be reliable.
The cf9 write is supposed to be handled by the chipset rather than via SMM, I believe? The SMM code I've seen for reboots seems to implement the actual reboot by hitting that port itself...
-- Matthew Garrett | mjg59@srcf.ucam.org
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