Hi Mike and Liming,
Can you please review this patch? Thank you!
Thanks,
Chao
On 2023/12/12 21:12, Chao Li wrote:
Some ARCH need to use MMIO to access PCI IO, such as ARM AARCH64 RISC-V
and LOONGARCH64. In some drivers, a PCD value is added to determine
whether to use MMIO.
BZ:https://bugzilla.tianocore.org/show_bug.cgi?id=4584
Cc: Michael D Kinney<michael.d.kin...@intel.com>
Cc: Liming Gao<gaolim...@byosoft.com.cn>
Cc: Zhiguang Liu<zhiguang....@intel.com>
Signed-off-by: Chao Li<lic...@loongson.cn>
---
MdePkg/MdePkg.dec | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec
index ac54338089..55f5230c31 100644
--- a/MdePkg/MdePkg.dec
+++ b/MdePkg/MdePkg.dec
@@ -2018,6 +2018,12 @@
# @Prompt Validate ORDERED_COLLECTION structure
gEfiMdePkgTokenSpaceGuid.PcdValidateOrderedCollection|FALSE|BOOLEAN|0x0000002a
+ ## Indicates if PCI IO translation is used.
+ # TRUE - PCI IO translation is enable.
+ # FALSE - PCI IO translation is disable.
+ # @Prompt Pci Io Translation Is Enabled.
+
gEfiMdePkgTokenSpaceGuid.PcdPciIoTranslationIsEnabled|FALSE|BOOLEAN|0x00000043
+
[PcdsFixedAtBuild]
## Status code value for indicating a watchdog timer has expired.
# EFI_COMPUTING_UNIT_HOST_PROCESSOR | EFI_CU_HP_EC_TIMER_EXPIRED
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