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[/] [open8_urisc/] [trunk/] [taskmgr/] [sys_hw_map.s] - Rev 301
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; Copyright (c)2022 Jeremy Seth Henry ; All rights reserved. ; ; Redistribution and use in source and binary forms, with or without ; modification, are permitted provided that the following conditions are met: ; * Redistributions of source code must retain the above copyright ; notice, this list of conditions and the following disclaimer. ; * 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, ; where applicable (as part of a user interface, debugging port, etc.) ; ; THIS SOFTWARE IS PROVIDED BY JEREMY SETH HENRY ``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 JEREMY SETH HENRY 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. ; ;------------------------------------------------------------------------------ ; sys_hw_map.s ; ; Defines the interface between HDL and assembly, and should be derived from ; Open8_cfg.vhd (this is a minimal configuration) ; ; Revision History ; Author Date Change ;---------------- -------- --------------------------------------------------- ; Seth Henry 7/15/22 Initial Release ;------------------------------------------------------------------------------ ;------------------------------------------------------------------------------ ; System Memory Map from Open8_cfg ;------------------------------------------------------------------------------ .DEFINE RAM_Address $0000 ; System RAM .DEFINE WPR_Address $1000 ; RAM Write Protect Mask .DEFINE WQL_Address $1020 ; I/O Write Qual Register .DEFINE INT_Address $1040 ; Cascaded Interrupt Manager ;... .DEFINE ROM_Address $8000 ; Application ROM .DEFINE ISR_Start_Addr $FFF0 ; ISR vector table ;------------------------------------------------------------------------------ ;------------------------------------------------------------------------------ ; Interrupt Manager Selection ; ; Uncomment the INTMGR16 define if using the 16-bit "complex" interrupt manager ; firmware. Otherwise, the 8-bit "simple" external interrupt manager is ; assumed. Note that the interfaces are NOT register compatible, so this will ; break the system if the wrong manager is selected! ; ;.DEFINE INTMGR16 ;------------------------------------------------------------------------------ ;------------------------------------------------------------------------------ ; RAM Configuration ;------------------------------------------------------------------------------ ; Define the size of the memory and number of partitions in order to configure ; the region size constant - which will be used by tasks to assign their ; write-protection requirements .DEFINE RAM_Size 4096 .DEFINE RAM_Partitions 32 ;------------------------------------------------------------------------------ ;------------------------------------------------------------------------------ ; Write Qualification Groups from Open8_cfg ;------------------------------------------------------------------------------ ;------------------------------------------------------------------------------