From: Wasim Khan <wasim.k...@nxp.com> Dump ATU windows for PCIe Layerscape controller.
Signed-off-by: Wasim Khan <wasim.k...@nxp.com> --- 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/Silicon/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 ( } /** + 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 = 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 @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 (); } /** -- 2.7.4 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#60252): https://edk2.groups.io/g/devel/message/60252 Mute This Topic: https://groups.io/mt/74474410/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-