Denis 'GNUtoo' Carikli 4b213a8d1f Intel i945: ACPI: Add _OSC method ... Add the ACPI Operating System Capabilities Method and let the operation system control everything. Commit »AMD Fam14 DSDT: Add OSC method« (00a0e76b) [1] is used as a template. The Lenovo X60 [2] running the Parabola GNU/Linux distribution [3] is used for testing. Before that change: $ dmesg | egrep -e OSC -e ASPM [ 0.108036] pci_root PNP0A08:00: ACPI _OSC support notification failed, disabling PCIe ASPM [ 0.108040] pci_root PNP0A08:00: Unable to request _OSC control (_OSC support mask: 0x08) [ 0.118089] ACPI _OSC control for PCIe not granted, disabling ASPM [ 16.874569] e1000e 0000:01:00.0: Disabling ASPM L0s L1 With that change: $ dmesg | egrep -e OSC -e ASPM [ 0.107962] pci_root PNP0A08:00: Requesting ACPI _OSC control (0x1d) [ 0.108003] pci_root PNP0A08:00: ACPI _OSC control (0x1d) granted [ 0.111052] pci 0000:01:00.0: disabling ASPM on pre-1.1 PCIe device. You can enable it with 'pcie_aspm=force' [ 17.537970] e1000e 0000:01:00.0: Disabling ASPM L0s L1 [1] http://review.coreboot.org/2738 [2] http://www.coreboot.org/Lenovo_x60x [3] https://parabolagnulinux.org/ Change-Id: I1caffa44eea447d553c01caaf431f2db241ea5ea Signed-off-by: Denis 'GNUtoo' Carikli <GNUtoo@no-log.org> Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-on: http://review.coreboot.org/2938 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>		2013-04-18 02:48:02 +02:00
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amd	Revert "siemens/sitemp_g1p1: Make ACPI report the right mmconf region"	2013-04-12 11:48:15 +02:00
intel	Intel i945: ACPI: Add _OSC method	2013-04-18 02:48:02 +02:00
rdc	GPLv2 notice: Unify all files to just use one space in »MA 02110-1301«	2013-03-01 10:16:08 +01:00
via	x86: Unify arch/io.h and arch/romcc_io.h	2013-03-22 00:00:09 +01:00
Kconfig	Add the support for RDC R8610 Northbridge	2012-03-27 18:37:57 +02:00
Makefile.inc	Add the support for RDC R8610 Northbridge	2012-03-27 18:37:57 +02:00