[LinuxBIOS] alix 1c is stuck on this problem
Marc.Jones at amd.com
Mon Oct 15 18:44:07 CEST 2007
ron minnich wrote:
> On 10/15/07, Jordan Crouse <jordan.crouse at amd.com> wrote:
>> What are you trying to do?
> I load linuxbios, and alix1c runs for 3-4 seconds and turns off. I am
> convinced it is something in PM hardware, just don't know what.
> Here are the settings we make
> static void cs5536_setup_power_button(void)
> /* Power Button Setup */
> outl(0x40020000, PMS_IO_BASE + 0x40);
> /* setup WORK_AUX/GPIO24, it is the external signal for 5536
> * vsb_work_aux controls all voltage rails except Vstandby & Vmem.
> * We need to enable, OUT_AUX1 and OUTPUT_ENABLE in this order.
> * If WORK_AUX/GPIO24 is not enabled then soft-off will not work.
> outl(GPIOH_24_SET, GPIO_IO_BASE + GPIOH_OUT_AUX1_SELECT);
> outl(GPIOH_24_SET, GPIO_IO_BASE + GPIOH_OUTPUT_ENABLE);
Does this platform have a power button? You could be getting the four
second ACPI soft-off if the power button signal was tied to on.
Senior Firmware Engineer
(970) 226-9684 Office
mailto:Marc.Jones at amd.com
More information about the coreboot