firmware/usbdrv/iarcompat.h

   1 /* Name: iarcompat.h
   2  * Project: AVR USB driver
   3  * Author: Christian Starkjohann
   4  * Creation Date: 2006-03-01
   5  * Tabsize: 4
   6  * Copyright: (c) 2006 by OBJECTIVE DEVELOPMENT Software GmbH
   7  * License: Proprietary, free under certain conditions. See Documentation.
   8  * This Revision: $Id: iarcompat.h 174 2006-03-23 10:09:01Z cs $
   9  */
  10
  11 /*
  12 General Description:
  13 This header is included when we compile with the IAR C-compiler and assembler.
  14 It defines macros for cross compatibility between gcc and IAR-cc.
  15
  16 Thanks to Oleg Semyonov for his help with the IAR tools port!
  17 */
  18
  19 #ifndef __iarcompat_h_INCLUDED__
  20 #define __iarcompat_h_INCLUDED__
  21
  22 #if defined __IAR_SYSTEMS_ICC__ || defined __IAR_SYSTEMS_ASM__
  23
  24 /* Enable bit definitions */
  25 #ifndef ENABLE_BIT_DEFINITIONS
  26 #   define ENABLE_BIT_DEFINITIONS       1
  27 #endif
  28
  29 /* Include IAR headers */
  30 #include <ioavr.h>
  31 #ifndef __IAR_SYSTEMS_ASM__
  32 #   include <inavr.h>
  33 #endif
  34
  35 #define __attribute__(arg)
  36 #define IAR_SECTION(section)    @ section
  37
  38 #ifndef USB_BUFFER_SECTION
  39 #   define  USB_BUFFER_SECTION  "TINY_Z"    /* if user has not selected a named section */
  40 #endif
  41
  42 #ifdef __IAR_SYSTEMS_ASM__
  43 #   define __ASSEMBLER__
  44 #endif
  45
  46 #ifdef __HAS_ELPM__
  47 #   define PROGMEM __farflash
  48 #else
  49 #   define PROGMEM __flash
  50 #endif
  51
  52 #define PRG_RDB(addr)   (*(PROGMEM char *)(addr))
  53
  54 /* The following definitions are not needed by the driver, but may be of some
  55  * help if you port a gcc based project to IAR.
  56  */
  57 #define cli()       __disable_interrupt()
  58 #define sei()       __enable_interrupt()
  59 #define wdt_reset() __watchdog_reset()
  60
  61 /* Depending on the device you use, you may get problems with the way usbdrv.h
  62  * handles the differences between devices. Since IAR does not use #defines
  63  * for MCU registers, we can't check for the existence of a particular
  64  * register with an #ifdef. If the autodetection mechanism fails, include
  65  * definitions for the required USB_INTR_* macros in your usbconfig.h. See
  66  * usbconfig-prototype.h and usbdrv.h for details.
  67  */
  68
  69 #endif  /* defined __IAR_SYSTEMS_ICC__ || defined __IAR_SYSTEMS_ASM__ */
  70 #endif  /* __iarcompat_h_INCLUDED__ */