; FreeRTOS.org V5.1.2 - Copyright (C) 2003-2009 Richard Barry. | |
; | |
; This file is part of the FreeRTOS.org distribution. | |
; | |
; FreeRTOS.org is free software; you can redistribute it and/or modify | |
; it under the terms of the GNU General Public License as published by | |
; the Free Software Foundation; either version 2 of the License, or | |
; (at your option) any later version. | |
; | |
; FreeRTOS.org is distributed in the hope that it will be useful, | |
; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
; GNU General Public License for more details. | |
; | |
; You should have received a copy of the GNU General Public License | |
; along with FreeRTOS.org; if not, write to the Free Software | |
; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
; | |
; A special exception to the GPL can be applied should you wish to distribute | |
; a combined work that includes FreeRTOS.org, without being obliged to provide | |
; the source code for any proprietary components. See the licensing section | |
; of http://www.FreeRTOS.org for full details of how and when the exception | |
; can be applied. | |
; | |
; *************************************************************************** | |
; See http://www.FreeRTOS.org for documentation, latest information, license | |
; and contact details. Please ensure to read the configuration and relevant | |
; port sections of the online documentation. | |
; *************************************************************************** | |
; | |
;------------------------------------------------------------------------------ | |
; | |
; This file defines the RegTest tasks as described at the top of main.c | |
; | |
;------------------------------------------------------------------------------ | |
#if __CORE__ != __78K0R__ | |
#error "This file is only for 78K0R Devices" | |
#endif | |
; Functions implemented in this file | |
;------------------------------------------------------------------------------ | |
PUBLIC vRegTest1 | |
PUBLIC vRegTest2 | |
; Functions used by this file | |
;------------------------------------------------------------------------------ | |
EXTERN vRegTestError | |
;------------------------------------------------------------------------------ | |
; Fill all the registers with known values, then check that the registers | |
; contain the expected value. An incorrect value being indicative of an | |
; error in the context switch mechanism. | |
; | |
; Input: NONE | |
; | |
; Call: Created as a task. | |
; | |
; Output: NONE | |
; | |
;------------------------------------------------------------------------------ | |
RSEG CODE:CODE | |
vRegTest1: | |
; First fill the registers. | |
MOVW AX, #0x1122 | |
MOVW BC, #0x3344 | |
MOVW DE, #0x5566 | |
MOVW HL, #0x7788 | |
MOV CS, #0x01 | |
#if configMEMORY_MODE == 1 | |
; ES is not saved or restored when using the near memory model so only | |
; test it when using the far model. | |
MOV ES, #0x02 | |
#endif | |
loop1: | |
; Continuously check that the register values remain at their expected | |
; values. The BRK is to test the yield. This task runs at low priority | |
; so will also regularly get preempted. | |
BRK | |
; Compare with the expected value. | |
CMPW AX, #0x1122 | |
BZ +5 | |
; Jump over the branch to vRegTestError() if the register contained the | |
; expected value - otherwise flag an error by executing vRegTestError(). | |
BR vRegTestError | |
; Repeat for all the registers. | |
MOVW AX, BC | |
CMPW AX, #0x3344 | |
BZ +5 | |
BR vRegTestError | |
MOVW AX, DE | |
CMPW AX, #0x5566 | |
BZ +5 | |
BR vRegTestError | |
MOVW AX, HL | |
CMPW AX, #0x7788 | |
BZ +5 | |
BR vRegTestError | |
MOV A, CS | |
CMP A, #0x01 | |
BZ +5 | |
BR vRegTestError | |
#if configMEMORY_MODE == 1 | |
; ES is not saved or restored when using the near memory model so only | |
; test it when using the far model. | |
MOV A, ES | |
CMP A, #0x02 | |
BZ +5 | |
BR vRegTestError | |
#endif | |
MOVW AX, #0x1122 | |
BR loop1 | |
;------------------------------------------------------------------------------ | |
; Fill all the registers with known values, then check that the registers | |
; contain the expected value. An incorrect value being indicative of an | |
; error in the context switch mechanism. | |
; | |
; Input: NONE | |
; | |
; Call: Created as a task. | |
; | |
; Output: NONE | |
; | |
;------------------------------------------------------------------------------ | |
RSEG CODE:CODE | |
vRegTest2: | |
MOVW AX, #0x99aa | |
MOVW BC, #0xbbcc | |
MOVW DE, #0xddee | |
MOVW HL, #0xff12 | |
MOV CS, #0x03 | |
#if configMEMORY_MODE == 1 | |
MOV ES, #0x04 | |
#endif | |
loop2: | |
CMPW AX, #0x99aa | |
BZ +5 | |
BR vRegTestError | |
MOVW AX, BC | |
CMPW AX, #0xbbcc | |
BZ +5 | |
BR vRegTestError | |
MOVW AX, DE | |
CMPW AX, #0xddee | |
BZ +5 | |
BR vRegTestError | |
MOVW AX, HL | |
CMPW AX, #0xff12 | |
BZ +5 | |
BR vRegTestError | |
MOV A, CS | |
CMP A, #0x03 | |
BZ +5 | |
BR vRegTestError | |
#if configMEMORY_MODE == 1 | |
MOV A, ES | |
CMP A, #0x04 | |
BZ +5 | |
BR vRegTestError | |
#endif | |
MOVW AX, #0x99aa | |
BR loop2 | |
END |