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authorFelix Held <felix-coreboot@felixheld.de>2023-04-26 16:04:44 +0200
committerFelix Held <felix-coreboot@felixheld.de>2023-04-28 20:13:47 +0000
commit0de53be394deefe093b79c3b85f453023173fa98 (patch)
treeea5b0a2587874a4b134d4823678df8c2286f058e /src
parent4c98dfb4e3c3e133411a6c857b33e383a4f250d7 (diff)
soc/amd/stoneyridge/acpi/sb_pci0_fch: report correct number of PCI buses
This ports commit 8c28e51a16e1 ("soc/amd/picasso: fix host bridge bus numbers") back to Stoneyridge so that the correct number of PCI buses gets reported from PCI0's _CRS method. The MCFG ACPI table already had the correct last bus number. Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: I40121ab0e0438281192b6a0bec8dbecdc1749379 Reviewed-on: https://review.coreboot.org/c/coreboot/+/74804 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com>
Diffstat (limited to 'src')
-rw-r--r--src/soc/amd/stoneyridge/acpi/sb_pci0_fch.asl5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/soc/amd/stoneyridge/acpi/sb_pci0_fch.asl b/src/soc/amd/stoneyridge/acpi/sb_pci0_fch.asl
index 6a7ed2ea42..dad8aaa2cf 100644
--- a/src/soc/amd/stoneyridge/acpi/sb_pci0_fch.asl
+++ b/src/soc/amd/stoneyridge/acpi/sb_pci0_fch.asl
@@ -111,6 +111,11 @@ Method(_CRS, 0) {
Local0 -= TOM1
MM1L = Local0
+ CreateWordField(CRES, ^PSB0._MAX, BMAX)
+ CreateWordField(CRES, ^PSB0._LEN, BLEN)
+ BMAX = CONFIG_ECAM_MMCONF_BUS_NUMBER - 1
+ BLEN = CONFIG_ECAM_MMCONF_BUS_NUMBER
+
Return (CRES) /* note to change the Name buffer */
} /* end of Method(_SB.PCI0._CRS) */