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/**************************************************************************
* up_internal.h
*
* Copyright (C) 2007 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name Gregory Nutt nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
**************************************************************************/
#ifndef __ARCH_UP_INTERNAL_H
#define __ARCH_UP_INTERNAL_H
/**************************************************************************
* Included Files
**************************************************************************/
/**************************************************************************
* Public Definitions
**************************************************************************/
/* Memory Map
*
* BEGIN END DESCRIPTION
* 0x0000 0x1fff CODE: ROM containg PAULMON2
* DATA: RAM for program variables
* 0x2000 0x7fff COMMON: RAM for program code or
* variables
* 0x8000 0xf7ff COMMON: FLASH for program code
* 0xf800 0xfeff COMMON: Peripherals
* 0xff00 0xffff COMMON: unused
*
* Program code may be loaded at the RAM location 0x2000-0x7fff
* for testing. If loaded into the FLASH location at
* 0x8000-0xf7ff, PAULMON2 will automatically write the program
* into flash. The program is configured in the RAM-based test
* configuration:
*/
#define RAM_BLOCK_START IRAM_SIZE
#define RAM_BLOCK_END 0x1fff
#define PROGRAM_BASE 0x2000
#define PROGRAM_END 0x7fff
#define FLASH_BASE 0x8000
#define FLASH_END 0xf7ff
/* Well-known entry points to access PAULMON2's built-in functions */
#define PM2_ENTRY_PHEX1 0x002e
#define PM2_ENTRY_COUT 0x0030
#define PM2_ENTRY_CIN 0x0032
#define PM2_ENTRY_PHEX 0x0034
#define PM2_ENTRY_PHEX16 0x0036
#define PM2_ENTRY_PSTR 0x0038
#define PM2_ENTRY_ESC 0x003e
#define PM2_ENTRY_UPPER 0x0040
#define PM2_ENTRY_PINT8U 0x004D
#define PM2_ENTRY_PINT8 0x0050
#define PM2_ENTRY_PINT16U 0x0053
#define PM2_ENTRY_NEWLINE 0x0048
#define PM2_ENTRY_PRGM 0x0059
#define PM2_ENTRY_ERBLOCK 0x0067
#define PM2_VECTOR_BASE PROGRAM_BASE
#define PM2_VECTOR_EXTINT0 (PM2_VECTOR_BASE + 3)
#define PM2_VECTOR_TIMER0 (PM2_VECTOR_BASE + 11)
#define PM2_VECTOR_EXTINT1 (PM2_VECTOR_BASE + 19)
#define PM2_VECTOR_TIMER1 (PM2_VECTOR_BASE + 27)
#define PM2_VECTOR_UART (PM2_VECTOR_BASE + 35)
#define PM2_VECTOR_TIMER2 (PM2_VECTOR_BASE + 43)
/**************************************************************************
* Public Types
**************************************************************************/
/**************************************************************************
* Public Variables
**************************************************************************/
#ifndef __ASSEMBLY__
/* TRUE if processing an interrupt */
extern boolean g_ininterrupt;
#endif /* __ASSEMBLY */
/**************************************************************************
* Public Function Prototypes
**************************************************************************/
#ifndef __ASSEMBLY__
extern ubyte up_savecontext(FAR struct xcptcontext *context);
extern void up_restorecontext(FAR struct xcptcontext *context);
#endif /* __ASSEMBLY */
#endif /* __ARCH_UP_INTERNAL_H */
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