From: shaochangliang shaochangliang@huawei.com
The I350 Hilink state is not stable, so we need to modify the rx_tx_status_cfg to fix it, or the I350 enumeration fail may happen.
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: shaochangliang shaochangliang@huawei.com Signed-off-by: Heyi Guo heyi.guo@linaro.org Signed-off-by: Yi Li phoenix.liyi@huawei.com Signed-off-by: Chenhui Sun chenhui.sun@linaro.org --- Chips/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInitLib.c | 2 ++ Chips/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInitLib.h | 4 ++++ 2 files changed, 6 insertions(+)
diff --git a/Chips/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInitLib.c b/Chips/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInitLib.c index 0b5a659..a9b3d74 100644 --- a/Chips/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInitLib.c +++ b/Chips/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInitLib.c @@ -470,6 +470,8 @@ VOID PciePcsInit(UINT32 soctype, UINT32 HostBridgeNum, UINT32 Port) RegRead(PCIE_PHY_BASE_1610[HostBridgeNum][Port] + PCS_SDS_CFG_REG + i * SDS_CFG_STRIDE, Value); Value |= (1 << 20); //bit 20: rxvalid enable RegWrite(PCIE_PHY_BASE_1610[HostBridgeNum][Port] + PCS_SDS_CFG_REG + i * SDS_CFG_STRIDE, Value); + RegWrite (PCIE_PHY_BASE_1610[HostBridgeNum][Port] + MUX_LOS_ALOS_REG_OFFSET + i * MUX_CFG_STRIDE, \ + CH_RXTX_STATUS_CFG_EN | CH_RXTX_STATUS_CFG); } PcieRxValidCtrl(soctype, HostBridgeNum, Port, 0); RegWrite(PCIE_PHY_BASE_1610[HostBridgeNum][Port] + 0x264, 0x3D090); diff --git a/Chips/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInitLib.h b/Chips/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInitLib.h index 9671c57..9a0f636 100644 --- a/Chips/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInitLib.h +++ b/Chips/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInitLib.h @@ -70,6 +70,10 @@
#define PCS_SDS_CFG_REG 0x204 #define SDS_CFG_STRIDE 0x4 +#define MUX_LOS_ALOS_REG_OFFSET 0x508 +#define MUX_CFG_STRIDE 0x4 +#define CH_RXTX_STATUS_CFG_EN BIT1 +#define CH_RXTX_STATUS_CFG BIT2 #define RegWrite(addr,data) MmioWrite32((addr), (data)) #define RegRead(addr,data) ((data) = MmioRead32 (addr))