MdePkg: Add PcdPciIoTranslation PCD

This PCD is moved from ArmPkg that is used to set the base address
of PCI MMIO window that provides I/O access. We relocate this PCD
because this PCD is common to ARM and RSIC-V arch.

Signed-off-by: Abner Chang <abner.chang@hpe.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Leif Lindholm <leif@nuviainc.com>
Cc: Sami Mujawar <sami.mujawar@arm.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Daniel Schaefer <daniel.schaefer@hpe.com>
Cc: Sunil V L <sunilvl@ventanamicro.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
Reviewed-by: Daniel Schaefer <daniel.schaefer@hpe.com>
Reviewed-by: Sunil V L <sunilvl@ventanamicro.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>

diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec
index 9cdc915ebae94fa246c3883db5627819079add7e..96372d4879de72a66426b92c772dda758888ca6a 100644 (file)
--- a/MdePkg/MdePkg.dec
+++ b/MdePkg/MdePkg.dec
@@ -2305,6 +2305,10 @@
   # @Prompt PCI Express Base Address.\r
   gEfiMdePkgTokenSpaceGuid.PcdPciExpressBaseAddress|0xE0000000|UINT64|0x0000000a\r
 \r
+  ## This value is used to set the base address of PCI MMIO window that provides I/O access.\r
+  # @Prompt PCI I/O Memory Map Window Base Address.\r
+  gEfiMdePkgTokenSpaceGuid.PcdPciIoTranslation|0x0|UINT64|0x00000040\r
+\r
   ## This value is used to set the size of PCI express hierarchy. The default is 256 MB.\r
   # @Prompt PCI Express Base Size.\r
   gEfiMdePkgTokenSpaceGuid.PcdPciExpressBaseSize|0x10000000|UINT64|0x0000000f\r