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authorIgor Mammedov <imammedo@redhat.com>2023-03-02 17:15:16 +0100
committerMichael S. Tsirkin <mst@redhat.com>2023-03-07 12:38:59 -0500
commit11215a349e39353f272256a72ed0fd4affe5fc78 (patch)
tree3748f3d2883d67a09d506123a35a6ccbd90c40a1 /hw/i386/microvm.c
parent0c3bf7c4314f1512dcc6070994eeba3c6f526f41 (diff)
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x86: pcihp: fix missing PCNT callchain when intermediate root-port has 'hotplug=off' set
Beside BSEL numbers change (due to 2 extra root-ports in q35/miltibridge test), following change is expected: Scope (\_SB.PCI0) { ... + Scope (S50) + { + Scope (S00) + { + Method (PCNT, 0, NotSerialized) + { + BNUM = Zero + DVNT (PCIU, One) + DVNT (PCID, 0x03) + } + } + + Method (PCNT, 0, NotSerialized) + { + ^S00.PCNT + } + } ... Method (PCNT, 0, NotSerialized) { + ^S50.PCNT () ^S13.PCNT () ^S12.PCNT () ^S11.PCNT () I practice [1] hasn't broke anything since on hardware side we unset hotplug_handler on such intermediate port => hotplug behind it has not been properly wired and as result not worked. 1) Fixes: ddab4d3fae4e8 ("pcihp: compose PCNT callchain right before its user _GPE._E01") Signed-off-by: Igor Mammedov <imammedo@redhat.com> Message-Id: <20230302161543.286002-8-imammedo@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/i386/microvm.c')
0 files changed, 0 insertions, 0 deletions