diff options
author | 2015-08-28 09:58:54 +0800 | |
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committer | 2015-09-01 12:44:00 +0800 | |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/seabios/src/fw/ssdt-pcihp.dsl | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/seabios/src/fw/ssdt-pcihp.dsl')
-rw-r--r-- | qemu/roms/seabios/src/fw/ssdt-pcihp.dsl | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/qemu/roms/seabios/src/fw/ssdt-pcihp.dsl b/qemu/roms/seabios/src/fw/ssdt-pcihp.dsl new file mode 100644 index 000000000..cb24c11ce --- /dev/null +++ b/qemu/roms/seabios/src/fw/ssdt-pcihp.dsl @@ -0,0 +1,36 @@ +ACPI_EXTRACT_ALL_CODE ssdp_pcihp_aml + +DefinitionBlock ("ssdt-pcihp.aml", "SSDT", 0x01, "BXPC", "BXSSDTPCIHP", 0x1) +{ + +/**************************************************************** + * PCI hotplug + ****************************************************************/ + + /* Objects supplied by DSDT */ + External(\_SB.PCI0, DeviceObj) + External(\_SB.PCI0.PCEJ, MethodObj) + + Scope(\_SB.PCI0) { + + /* Bulk generated PCI hotplug devices */ + ACPI_EXTRACT_DEVICE_START ssdt_pcihp_start + ACPI_EXTRACT_DEVICE_END ssdt_pcihp_end + ACPI_EXTRACT_DEVICE_STRING ssdt_pcihp_name + + // Method _EJ0 can be patched by BIOS to EJ0_ + // at runtime, if the slot is detected to not support hotplug. + // Extract the offset of the address dword and the + // _EJ0 name to allow this patching. + Device(SAA) { + ACPI_EXTRACT_NAME_BYTE_CONST ssdt_pcihp_id + Name(_SUN, 0xAA) + ACPI_EXTRACT_NAME_DWORD_CONST ssdt_pcihp_adr + Name(_ADR, 0xAA0000) + ACPI_EXTRACT_METHOD_STRING ssdt_pcihp_ej0 + Method(_EJ0, 1) { + PCEJ(_SUN) + } + } + } +} |