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