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OvmfPkg: CsmSupportLib: Set/use platform specific legacy interrupt device

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Use a PCD set from PEI to determine the legacy interrupt device
number appropriate for the underlying platform type during protocol
initialization.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Gabriel Somlo <somlo@cmu.edu>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16375 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Gabriel Somlo
2014-11-14 00:38:00 +00:00
committed by jljusten
parent d55004dac9
commit 72a1100171
3 changed files with 34 additions and 3 deletions
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6
OvmfPkg/Csm/CsmSupportLib/LegacyInterrupt.h
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@@ -20,12 +20,16 @@
#include <Protocol/LegacyInterrupt.h>
#include <Library/PcdLib.h>
#include <Library/PciLib.h>
#include <Library/DebugLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <OvmfPlatforms.h>
#define LEGACY_INT_BUS 0
#define LEGACY_INT_DEV 1
#define LEGACY_INT_DEV_PIIX4 0x01
#define LEGACY_INT_DEV_Q35 0x1f
#define LEGACY_INT_FUNC 0
#define PIRQN 0x00 // PIRQ Null