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contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,wasim.khan@oss.nxp.com X-Gm-Message-State: sOunH0JhEpiC0DJdIttSL0RYx1787277AA= Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1590486655; bh=wRM2e8VW9FWIfLAsiXN/s/VPKAHnQg4+EZlxkxbsAoo=; h=CC:Content-Type:Date:From:Reply-To:Subject:To; b=Dkq9oXGnLD/RRnormBSmNHAA1dRwCqVFC+KeiXmj4TMTdMDyvBt4BcnujGefyjHqXmM /SugeMg7FwmKMfbfAXXClwFu9k+ly7TntksMZaN3OCs2gtWTKU2aGruuuIPRwtWe7RqE8 ME1MTEKTgc445cuDIp0rnrhVpTgjajWuKFw= X-ZohoMail-DKIM: pass (identity @groups.io) Content-Type: text/plain; charset="utf-8" From: Wasim Khan Dump ATU windows for PCIe Layerscape controller. Signed-off-by: Wasim Khan --- Notes: V2: - Drop PcdPciDebug and use DEBUG_CODE_BEGIN/DEBUG_CODE_END - Passing Max window number as argument to LsDumpAtu() Silicon/NXP/Library/PciHostBridgeLib/PciHostBridgeLib.c | 44 +++++++++++++= +++++++ 1 file changed, 44 insertions(+) diff --git a/Silicon/NXP/Library/PciHostBridgeLib/PciHostBridgeLib.c b/Sili= con/NXP/Library/PciHostBridgeLib/PciHostBridgeLib.c index 53b93e2b6f23..670353b6c8d4 100644 --- a/Silicon/NXP/Library/PciHostBridgeLib/PciHostBridgeLib.c +++ b/Silicon/NXP/Library/PciHostBridgeLib/PciHostBridgeLib.c @@ -297,6 +297,46 @@ PcieOutboundSet ( } =20 /** + Dump PCIe Layerscape ATU + + @param Pcie Address of PCIe host controller. + @param Count Number of Windows +**/ +VOID LsDumpAtu ( + IN EFI_PHYSICAL_ADDRESS Pcie, + IN UINT32 Count + ) +{ + UINT32 Cnt; + for (Cnt =3D 0; Cnt < Count; Cnt++) { + MmioWrite32 ((UINTN)Pcie + IATU_VIEWPORT_OFF, + (UINT32)(IATU_VIEWPORT_OUTBOUND | Cnt)); + + DEBUG ((DEBUG_INFO, "iATU%d:\n",Cnt)); + DEBUG ((DEBUG_INFO, "\tLOWER PHYS 0x%08x\n", + MmioRead32 ((UINTN)Pcie + IATU_LWR_BASE_ADDR_OFF_OUTBOUND_0))); + + DEBUG ((DEBUG_INFO, "\tUPPER PHYS 0x%08x\n", + MmioRead32 ((UINTN)Pcie + IATU_UPPER_BASE_ADDR_OFF_OUTBOUND_0)= )); + + DEBUG ((DEBUG_INFO, "\tLOWER BUS 0x%08x\n", + MmioRead32 ((UINTN)Pcie + IATU_LWR_TARGET_ADDR_OFF_OUTBOUND_0)= )); + + DEBUG ((DEBUG_INFO, "\tUPPER BUS 0x%08x\n", + MmioRead32 ((UINTN)Pcie + IATU_UPPER_TARGET_ADDR_OFF_OUTBOUND_= 0))); + + DEBUG ((DEBUG_INFO, "\tLIMIT 0x%08x\n", + MmioRead32 ((UINTN)Pcie + IATU_LIMIT_ADDR_OFF_OUTBOUND_0))); + + DEBUG ((DEBUG_INFO, "\tCR1 0x%08x\n", + MmioRead32 ((UINTN)Pcie + IATU_REGION_CTRL_1_OFF_OUTBOUND_0))); + + DEBUG ((DEBUG_INFO, "\tCR2 0x%08x\n", + MmioRead32 ((UINTN)Pcie + IATU_REGION_CTRL_2_OFF_OUTBOUND_0))); + } +} + +/** Function to set-up iATU windows for Layerscape PCIe controller =20 @param Pcie Address of PCIe host controller @@ -396,6 +436,10 @@ PcieLsSetupAtu ( SEG_IO_BUS, SEG_IO_SIZE ); + + DEBUG_CODE_BEGIN (); + LsDumpAtu (Pcie, Index); + DEBUG_CODE_END (); } =20 /** --=20 2.7.4 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. 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