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-rw-r--r--src/device/Kconfig16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/device/Kconfig b/src/device/Kconfig
index 55abfe89b2..79ce77d66e 100644
--- a/src/device/Kconfig
+++ b/src/device/Kconfig
@@ -583,6 +583,22 @@ config PCIEXP_HOTPLUG_PREFETCH_MEM
child devices. This size should be page-aligned. The default is
256 MiB.
+config PCIEXP_HOTPLUG_PREFETCH_MEM_ABOVE_4G
+ bool
+ depends on RESOURCE_ALLOCATOR_V4
+ default y if !PCIEXP_HOTPLUG_PREFETCH_MEM_BELOW_4G
+ default n
+ help
+ This enables prefetch memory allocation above 4G boundary for the
+ hotplug resources.
+
+config PCIEXP_HOTPLUG_PREFETCH_MEM_BELOW_4G
+ bool "PCI Express Hotplug Prefetch Memory Allocation below 4G boundary"
+ default n
+ help
+ This enables prefetch memory allocation below 4G boundary for the
+ hotplug resources.
+
config PCIEXP_HOTPLUG_IO
hex "PCI Express Hotplug I/O Space"
default 0x2000