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OvmfPkg/QemuFwCfg: introduce FW_CFG_IO_DMA_ADDRESS, adapt the package

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Introduce the FW_CFG_IO_DMA_ADDRESS macro for IO Ports 0x514 and 0x518
(most significant and least significant halves of the DMA Address
Register, respectively), and update all references in OvmfPkg.

Cc: Jordan Justen <jordan.l.justen@intel.com>
Suggested-by: Jordan Justen <jordan.l.justen@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
This commit is contained in:
Laszlo Ersek
2017-02-21 14:43:00 +01:00
parent 509e6b5a03
commit ed1a2d42d5
4 changed files with 6 additions and 5 deletions
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2
OvmfPkg/SmmControl2Dxe/SmiFeatures.c
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@@ -240,7 +240,7 @@ SaveSmiFeatures (
S3SaveState, // This
EFI_BOOT_SCRIPT_IO_WRITE_OPCODE, // OpCode
EfiBootScriptWidthUint32, // Width
(UINT64)0x514, // Address
(UINT64)FW_CFG_IO_DMA_ADDRESS, // Address
(UINTN)2, // Count
&AccessAddress // Buffer
);