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OvmfPkg: sync FADT with QEMU: correct SMI_CMD

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- Qemu's PIIX emulation actually supports SMM and ACPI_ENABLE /
  ACPI_DISABLE.

- After enabling SMI_CMD (SMI_CMD_IO_PORT), further values to be written
  there must be synchronized with qemu: PSTATE_CNT, CST_CNT.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13611 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jljusten
2012-08-13 15:38:16 +00:00
parent 2712ab4f54
commit 7c9ff57b11
2 changed files with 5 additions and 5 deletions
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6
OvmfPkg/AcpiTables/Platform.h
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@@ -29,9 +29,9 @@
#define INT_MODEL 0x01
#define SCI_INT_VECTOR 0x0009
#define SMI_CMD_IO_PORT 0 // If SMM was supported, then this would be 0xB2
#define ACPI_ENABLE 0
#define ACPI_DISABLE 0
#define SMI_CMD_IO_PORT 0xB2
#define ACPI_ENABLE 0xF1
#define ACPI_DISABLE 0xF0
#define S4BIOS_REQ 0x00
#define PM1a_EVT_BLK 0x0000b000
#define PM1b_EVT_BLK 0x00000000