rom/usb/pciusbhc/uhci/hccommon.h

   1 #ifndef HCCOMMON_H
   2 #define HCCOMMON_H
   3
   4 /*
   5  *----------------------------------------------------------------------------
   6  *             Common includes for USB Host Controllers
   7  *----------------------------------------------------------------------------
   8  *                   By Chris Hodges <chrisly@platon42.de>
   9  *
  10  */
  11
  12 /* Macros to swap bit defines, constants & variables */
  13 #define SWB(x) ((x+16) & 31)
  14 #define SWC(x) ((x>>16)|((x & 0xffff)<<16))
  15 #define SWW(x) ((x>>16)|(x<<16))
  16 #define L2U(x) (x<<16)
  17 #define U2L(x) (x>>16)
  18
  19 #define PID_IN              0x69
  20 #define PID_OUT             0xe1
  21 #define PID_SETUP           0x2d
  22
  23 #endif /* HCCOMMON_H */