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authorSean Rhodes <sean@starlabs.systems>2022-07-28 21:55:35 +0100
committerSean Rhodes <sean@starlabs.systems>2022-12-22 21:16:13 +0000
commita49cd32da028d60e52d9e8078514c9a09a005710 (patch)
treea0ee0293c42ef0bae7286c71b76cbc25a419badd /util/uio_usbdebug
parent6a803bfae6e5a05becce68935957f25fb37181ff (diff)
soc/intel/apollolake/acpi: Add PDRC for PCIX and ACPI to allow use of MMCONF
The current implementation of the MCRS had several issues with BARs and MMCONF not being available: [ 0.156231] pci 0000:00:02.0: BAR 2: assigned to efifb [ 0.165302] pci 0000:00:18.2: can't claim BAR 0 [mem 0xddffc000-0xddffcfff 64bit]: no compatible bridge window [ 0.192896] pci 0000:00:18.2: BAR 0: assigned [mem 0x280000000-0x280000fff 64bit] ... [ 0.138300] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xe0000000-0xefffffff] (base 0xe0000000) [ 0.138300] PCI: not using MMCONFIG [ 0.148014] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xe0000000-0xefffffff] (base 0xe0000000) [ 0.149674] [Firmware Info]: PCI: MMCONFIG at [mem 0xe0000000-0xefffffff] not reserved in ACPI motherboard resources [ 0.149679] PCI: not using MMCONFIG [ 0.155052] acpi PNP0A08:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. This new MCRS, tested on the Star Lite Mk IV, resolves these issues: [ 0.158786] pci 0000:00:02.0: BAR 2: assigned to efifb [ 0.197391] pci 0000:00:1f.1: BAR 0: assigned [mem 0x280000000-0x2800000ff 64bit] ... [ 0.138460] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xe0000000-0xefffffff] (base 0xe0000000) [ 0.138460] PCI: not using MMCONFIG [ 0.150889] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xe0000000-0xefffffff] (base 0xe0000000) [ 0.152548] PCI: MMCONFIG at [mem 0xe0000000-0xefffffff] reserved in ACPI motherboard resources Signed-off-by: Sean Rhodes <sean@starlabs.systems> Change-Id: Ib6fc58efc9aadb5828251e0260622dac7ea3ef2b Reviewed-on: https://review.coreboot.org/c/coreboot/+/66244 Reviewed-by: Nico Huber <nico.h@gmx.de> Reviewed-by: Matt DeVillier <matt.devillier@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Diffstat (limited to 'util/uio_usbdebug')
0 files changed, 0 insertions, 0 deletions