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OvmfPkg/QemuFwCfg: introduce FW_CFG_IO_SELECTOR, adapt the package

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Introduce the FW_CFG_IO_SELECTOR macro for IO Port 0x510 (the Selector
Register), 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 5583a8a4ff
commit 21ca2f28e6
3 changed files with 8 additions and 2 deletions
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2
OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c
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@@ -42,7 +42,7 @@ QemuFwCfgSelectItem (
)
{
DEBUG ((EFI_D_INFO, "Select Item: 0x%x\n", (UINT16)(UINTN) QemuFwCfgItem));
IoWrite16 (0x510, (UINT16)(UINTN) QemuFwCfgItem);
IoWrite16 (FW_CFG_IO_SELECTOR, (UINT16)(UINTN) QemuFwCfgItem);
}