x86: qemu: setup PM IO base for ACPI in southbridge
Enable ACPI IO space for piix4 (for pc board) and ich9 (for q35 board)
Signed-off-by: Miao Yan <yanmiaobest@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/arch/x86/cpu/qemu/Kconfig b/arch/x86/cpu/qemu/Kconfig
index 4f98621..6808c9a 100644
--- a/arch/x86/cpu/qemu/Kconfig
+++ b/arch/x86/cpu/qemu/Kconfig
@@ -17,4 +17,11 @@
hex
default 0x10000
+config ACPI_PM1_BASE
+ hex
+ default 0xe400
+ help
+ ACPI Power Managment 1 (PM1) i/o-mapped base address.
+ This device is defined in ACPI specification, with 16 bytes in size.
+
endif