EdkModulePkg/Bus/Pci/Ehci/Dxe/Debug.c

   1 /*++
   2
   3 Copyright (c) 2006, Intel Corporation
   4 All rights reserved. This program and the accompanying materials
   5 are licensed and made available under the terms and conditions of the BSD License
   6 which accompanies this distribution.  The full text of the license may be found at
   7 http://opensource.org/licenses/bsd-license.php
   8
   9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  11
  12 Module Name:
  13
  14     Debug.c
  15
  16 Abstract:
  17
  18
  19 Revision History
  20 --*/
  21
  22
  23 #include "Ehci.h"
  24
  25
  26 VOID
  27 DumpEHCIPortsStatus (
  28   IN USB2_HC_DEV    *HcDev
  29   )
  30 {
  31   UINT8       PortNumber;
  32   UINT8       Index;
  33   UINT32      Value;
  34
  35   ReadEhcCapabiltiyReg (
  36      HcDev,
  37      HCSPARAMS,
  38      &Value
  39      );
  40
  41   PortNumber = (UINT8) (Value & HCSP_NPORTS);
  42
  43   for (Index = 0; Index < PortNumber; Index++) {
  44     ReadEhcOperationalReg (
  45       HcDev,
  46       PORTSC + 4 * Index,
  47       &Value
  48       );
  49      DEBUG((gEHCDebugLevel, "Port[%d] = 0x%x\n", Index, Value));
  50   }
  51
  52
  53 }
  54
  55