[coreboot-gerrit] Change in coreboot[master]: intel/{baytrail,braswell}: Use a Kconfig symbol for max PCI BUS number

[Arthur Heymans (Code Review)]

Arthur Heymans has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/35874 )

Change subject: intel/{baytrail,braswell}: Use a Kconfig symbol for max PCI BUS number
......................................................................

intel/{baytrail,braswell}: Use a Kconfig symbol for max PCI BUS number

Change-Id: Ia7364b454feeca0c5f8db5fa72400cc8b078bd28
Signed-off-by: Arthur Heymans 
---
M src/soc/intel/baytrail/Kconfig
M src/soc/intel/baytrail/acpi.c
M src/soc/intel/braswell/Kconfig
M src/soc/intel/braswell/acpi.c
4 files changed, 12 insertions(+), 2 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/74/35874/1

diff --git a/src/soc/intel/baytrail/Kconfig b/src/soc/intel/baytrail/Kconfig
index c833c53..bf0e221 100644
--- a/src/soc/intel/baytrail/Kconfig
+++ b/src/soc/intel/baytrail/Kconfig
@@ -51,6 +51,10 @@
    hex
    default 0xe0000000

+config MMCONF_BUS_NUMBER
+	int
+	default 256
+
 config MAX_CPUS
    int
    default 4
diff --git a/src/soc/intel/baytrail/acpi.c b/src/soc/intel/baytrail/acpi.c
index c322cce..add5ec2 100644
--- a/src/soc/intel/baytrail/acpi.c
+++ b/src/soc/intel/baytrail/acpi.c
@@ -165,7 +165,8 @@
 unsigned long acpi_fill_mcfg(unsigned long current)
 {
    current += acpi_create_mcfg_mmconfig((acpi_mcfg_mmconfig_t *)current,
-					     MCFG_BASE_ADDRESS, 0, 0, 255);
+					     MCFG_BASE_ADDRESS, 0, 0,
+					     CONFIG_MMCONF_BUS_NUMBER - 1);
    return current;
 }

diff --git a/src/soc/intel/braswell/Kconfig b/src/soc/intel/braswell/Kconfig
index 5d6438f..edb64ac 100644
--- a/src/soc/intel/braswell/Kconfig
+++ b/src/soc/intel/braswell/Kconfig
@@ -69,6 +69,10 @@
    hex
    default 0xe0000000

+config MMCONF_BUS_NUMBER
+	int
+	default 256
+
 config MAX_CPUS
    int
    default 4
diff --git a/src/soc/intel/braswell/acpi.c b/src/soc/intel/braswell/acpi.c
index dbd2950..c738869 100644
--- a/src/soc/intel/braswell/acpi.c
+++ b/src/soc/intel/braswell/acpi.c
@@ -140,7 +140,8 @@
 unsigned long acpi_fill_mcfg(unsigned long current)
 {
    current += acpi_create_mcfg_mmconfig((acpi_mcfg_mmconfig_t *)current,
-					     MCFG_BASE_ADDRESS, 0, 0, 255);
+					     MCFG_BASE_ADDRESS, 0, 0,
+					     CONFIG_MMCONF_BUS_NUMBER - 1);
    return current;
 }