From d03171efd17327b51ffccd5edcd86b719395ba51 Mon Sep 17 00:00:00 2001
From: andrewfish <andrewfish@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Thu, 4 Mar 2010 22:38:21 +0000
Subject: [PATCH] Add an EHCI register dump function for debug. Not hooked in
 any place...

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10195 6f19259b-4bc3-4df7-8a09-765794883524
---
 MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.c | 29 ++++++++++++++++++++++++
 MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.h | 12 ++++++++++
 2 files changed, 41 insertions(+)

diff --git a/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.c b/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.c
index 76026ecd6d..c84cd69d40 100644
--- a/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.c
+++ b/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.c
@@ -227,3 +227,32 @@ EhcDumpBuf (
 
   DEBUG ((EFI_D_INFO, "\n"));
 }
+
+/**
+  Dump the EHCI status registers
+
+  @param  Ehc    USB EHCI Host Controller instance
+
+**/
+VOID
+EhcDumpRegs (
+  IN  USB2_HC_DEV         *Ehc
+  )
+{
+  UINTN   Index;
+
+  DEBUG ((EFI_D_INFO, "  EHC_CAPLENGTH_OFFSET   = 0x%08x\n", EhcReadCapRegister (Ehc, EHC_CAPLENGTH_OFFSET)));
+  DEBUG ((EFI_D_INFO, "  EHC_HCSPARAMS_OFFSET   = 0x%08x\n", EhcReadCapRegister (Ehc, EHC_HCSPARAMS_OFFSET)));
+  DEBUG ((EFI_D_INFO, "  EHC_HCCPARAMS_OFFSET   = 0x%08x\n", EhcReadCapRegister (Ehc, EHC_HCCPARAMS_OFFSET)));
+  DEBUG ((EFI_D_INFO, "  EHC_USBCMD_OFFSET      = 0x%08x\n", EhcReadOpReg (Ehc, EHC_USBCMD_OFFSET)));
+  DEBUG ((EFI_D_INFO, "  EHC_USBSTS_OFFSET      = 0x%08x\n", EhcReadOpReg (Ehc, EHC_USBSTS_OFFSET)));
+  DEBUG ((EFI_D_INFO, "  EHC_USBINTR_OFFSET     = 0x%08x\n", EhcReadOpReg (Ehc, EHC_USBINTR_OFFSET)));
+  DEBUG ((EFI_D_INFO, "  EHC_FRINDEX_OFFSET     = 0x%08x\n", EhcReadOpReg (Ehc, EHC_FRINDEX_OFFSET)));
+  DEBUG ((EFI_D_INFO, "  EHC_CTRLDSSEG_OFFSET   = 0x%08x\n", EhcReadOpReg (Ehc,  EHC_CTRLDSSEG_OFFSET)));
+  DEBUG ((EFI_D_INFO, "  EHC_FRAME_BASE_OFFSET  = 0x%08x\n", EhcReadOpReg (Ehc,  EHC_FRAME_BASE_OFFSET)));
+  DEBUG ((EFI_D_INFO, "  EHC_ASYNC_HEAD_OFFSET  = 0x%08x\n", EhcReadOpReg (Ehc, EHC_ASYNC_HEAD_OFFSET)));
+  DEBUG ((EFI_D_INFO, "  EHC_CONFIG_FLAG_OFFSET = 0x%08x\n", EhcReadOpReg (Ehc, EHC_CONFIG_FLAG_OFFSET)));
+  for (Index = 0; Index < (UINT8) (Ehc->HcStructParams & HCSP_NPORTS); Index++) {
+    DEBUG ((EFI_D_INFO, "  EHC_PORT_STAT_OFFSET(%d)  = 0x%08x\n", Index, EhcReadOpReg (Ehc, EHC_PORT_STAT_OFFSET + (4 * Index))));
+  }
+}
\ No newline at end of file
diff --git a/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.h b/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.h
index 889047c7a7..01f6e5e2a9 100644
--- a/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.h
+++ b/MdeModulePkg/Bus/Pci/EhciDxe/EhciDebug.h
@@ -60,4 +60,16 @@ EhcDumpBuf (
   IN UINTN                Len
   );
 
+
+/**
+  Dump the EHCI status registers
+
+  @param  Ehc    USB EHCI Host Controller instance
+
+**/
+VOID
+EhcDumpRegs (
+  IN  USB2_HC_DEV         *Ehc
+  );
+
 #endif
-- 
2.39.2