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authorArthur Heymans <arthur@aheymans.xyz>2019-10-08 10:04:51 +0200
committerMarshall Dawson <marshalldawson3rd@gmail.com>2020-10-30 13:50:00 +0000
commit69c0b19ae1d17f52907d1d31ac45a48b6fe426a7 (patch)
tree1884f8fa28160fd2c2a79de86e78bbbed04cd463 /src/soc/amd/stoneyridge/northbridge.c
parentfdcbae0a9bec7adb4f0db3d5479813be42b4f323 (diff)
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{soc/amd,sb/amd/hudson}: Fix generating the ACPI mcfg
The last argument for acpi_fill_mcfg() is the last PCI bus, which is an uint8_t, not the total number of busses, which overflows the argument if CONFIG_MMCONF_BUS_NUMBER is 256. Change-Id: I8887e14128dbe54688eb6e803d6694b7c29956c1 Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-on: https://review.coreboot.org/c/coreboot/+/35872 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com> Reviewed-by: Michał Żygowski <michal.zygowski@3mdeb.com>
Diffstat (limited to 'src/soc/amd/stoneyridge/northbridge.c')
-rw-r--r--src/soc/amd/stoneyridge/northbridge.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/soc/amd/stoneyridge/northbridge.c b/src/soc/amd/stoneyridge/northbridge.c
index 63ab6b4e811d..0f66927e456f 100644
--- a/src/soc/amd/stoneyridge/northbridge.c
+++ b/src/soc/amd/stoneyridge/northbridge.c
@@ -170,7 +170,7 @@ unsigned long acpi_fill_mcfg(unsigned long current)
CONFIG_MMCONF_BASE_ADDRESS,
0,
0,
- CONFIG_MMCONF_BUS_NUMBER);
+ CONFIG_MMCONF_BUS_NUMBER - 1);
return current;
}