From: Ming Huang <ming.huang@linaro.org>
To: leif.lindholm@linaro.org, linaro-uefi@lists.linaro.org,
edk2-devel@lists.01.org, graeme.gregory@linaro.org
Cc: ard.biesheuvel@linaro.org, guoheyi@huawei.com,
wanghuiqiang@huawei.com, huangming23@huawei.com,
zhangjinsong2@huawei.com, huangdaode@hisilicon.com,
john.garry@huawei.com, Ming Huang <ming.huang@linaro.org>,
Heyi Guo <heyi.guo@linaro.org>
Subject: [PATCH edk2-platforms v2 3/6] Hisilicon/D0x: Fix SetAtuConfig1RW bug
Date: Wed, 4 Jul 2018 15:51:14 +0800 [thread overview]
Message-ID: <20180704075117.7427-4-ming.huang@linaro.org> (raw)
In-Reply-To: <20180704075117.7427-1-ming.huang@linaro.org>
The MemLimit is wrong when the Private->BusLimit equal 0xFF.
This patch fix enumerating device plug in switch cart failed issue.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ming Huang <ming.huang@linaro.org>
Signed-off-by: Heyi Guo <heyi.guo@linaro.org>
---
Silicon/Hisilicon/Drivers/PciHostBridgeDxe/PciRootBridgeIo.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Silicon/Hisilicon/Drivers/PciHostBridgeDxe/PciRootBridgeIo.c b/Silicon/Hisilicon/Drivers/PciHostBridgeDxe/PciRootBridgeIo.c
index e5f66eaa4a..3f894e8eec 100644
--- a/Silicon/Hisilicon/Drivers/PciHostBridgeDxe/PciRootBridgeIo.c
+++ b/Silicon/Hisilicon/Drivers/PciHostBridgeDxe/PciRootBridgeIo.c
@@ -666,7 +666,7 @@ void SetAtuConfig1RW (
)
{
UINTN RbPciBase = Private->RbPciBar;
- UINT64 MemLimit = GetPcieCfgAddress (Private->Ecam, Private->BusLimit + 1, 0, 0, 0) - 1;
+ UINT64 MemLimit = GetPcieCfgAddress (Private->Ecam, Private->BusLimit, 0x1F, 0x07, 0xFFF);
UINT64 Cfg1Base = GetPcieCfgAddress (Private->Ecam, Private->BusBase + 2, 0, 0, 0);
MmioWrite32 (RbPciBase + IATU_OFFSET + IATU_VIEW_POINT, Index);
--
2.17.0
next prev parent reply other threads:[~2018-07-04 7:51 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-04 7:51 [PATCH edk2-platforms v2 0/6] Improve D0x platforms and bug fix Ming Huang
2018-07-04 7:51 ` [PATCH edk2-platforms v2 1/6] Hisilicon/D0x: Fix invoke SetMemorySpaceAttributes error bug Ming Huang
2018-07-11 14:19 ` Ard Biesheuvel
2018-07-12 8:50 ` Ming
2018-07-13 6:46 ` Ard Biesheuvel
2018-07-13 7:23 ` Ming
2018-07-04 7:51 ` [PATCH edk2-platforms v2 2/6] Hisilicon/D03/D05: Correct ATU Cfg0/Cfg1 base address Ming Huang
2018-07-04 7:51 ` Ming Huang [this message]
2018-07-04 7:51 ` [PATCH edk2-platforms v2 4/6] Hisilicon/D05: Add PlatformMiscDxe driver Ming Huang
2018-07-04 7:51 ` [PATCH edk2-platforms v2 5/6] Hisilicon/D05/Pcie: optimize two pcie ports space Ming Huang
2018-07-04 7:51 ` [PATCH edk2-platforms v2 6/6] Hisilicon/D0x: Correct smbios product name Ming Huang
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