📄 test.lst
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##############################################################################
# #
# IAR AT90S C-Compiler V1.40E/386 #
# #
# Internal versions FE4.40H CO1.11K CG1.40E GL1.06L CD1.04A #
# AF1.25U AB1.40C EB1.31B #
# #
# Compile time = 22/Jun/1999 13:23:28 #
# Target option = Max 64 KB data + 8 KB code (8515 4414...) #
# Memory model = small #
# Source file = test.c #
# List file = ..\lst\test.lst #
# Object file = ..\obj\test.r90 #
# Command line = -r -ms -v1 -K -e -y -z9 -q -o ..\obj\test.r90 -l #
# ..\lst\test test.c #
# #
# (c) Copyright IAR Systems 1998 #
##############################################################################
\ NAME test(17)
\ RSEG CODE(0)
\ RSEG CCSTR(0)
\ RSEG ECSTR(0)
\ COMMON INTVEC(0)
\ RSEG UDATA1(0)
\ PUBLIC AvrInit
\ PUBLIC DispStrSem
\ EXTERN OSCPUUsage
\ EXTERN OSCtxSwCtr
\ EXTERN OSInit
\ EXTERN OSSemCreate
\ EXTERN OSSemPend
\ EXTERN OSSemPost
\ EXTERN OSStart
\ EXTERN OSStatInit
\ EXTERN OSTaskCreate
\ EXTERN OSTaskCtr
\ EXTERN OSTimeDly
\ EXTERN OSTimeDlyHMSM
\ PUBLIC PutChar
\ PUBLIC PutDec
\ PUBLIC PutString
\ PUBLIC RandomSem
\ PUBLIC RndNext
\ PUBLIC SPrintDec
\ PUBLIC Task
\ PUBLIC TaskData
\ PUBLIC TaskStart
\ PUBLIC TaskStartStk
\ PUBLIC TaskStk
\ PUBLIC UART_TX_interrupt
\ PUBLIC UartTxBuf
\ PUBLIC UartTxCount
\ PUBLIC UartTxRdPtr
\ PUBLIC UartTxSem
\ PUBLIC UartTxWrPtr
\ PUBLIC VT102Attribute
\ PUBLIC VT102DispChar
\ PUBLIC VT102DispClrScr
\ PUBLIC VT102DispStr
\ PUBLIC main
\ PUBLIC random
\ EXTERN ?UC_DIVMOD_L01
\ EXTERN ?SS_DIVMOD_L02
\ EXTERN ?US_DIVMOD_L02
\ EXTERN ?L_MUL_L03
\ EXTERN ?PROLOGUE2_L09
\ EXTERN ?PROLOGUE3_L09
\ EXTERN ?PROLOGUE4_L09
\ EXTERN ?PROLOGUE6_L09
\ EXTERN ?EPILOGUE_B2_L09
\ EXTERN ?EPILOGUE_B3_L09
\ EXTERN ?EPILOGUE_B6_L09
\ EXTERN ?CL1S_1_40_L08
\ RSEG CODE
\ main:
1 /*
2 **************************************************************************************************************
3 * uC/OS-II
4 * The Real-Time Kernel
5 *
6 *
7 * AVR Sample code
8 * File : TEST.C
9 * By : Ole Saether
10 * Version : V1.01
11 *
12 * Description :
13 *
14 * This file contains a simple example program showing how to use the AVR port of uC/OS-II. It is
15 * based on Example #1 from Jean Labrosse's book "MicroC/OS-II, The Real Time Kernel." The main
16 * difference is that this example does not display the time of day and the uC/OS-II version number.
17 * You must have the AVR UART connected to a VT102 compatible terminal (HyperTerminal in Windows is OK)
18 * to get the most out of this example.
19 *
20 * The support routines at the end of this file are included only to make this example run; they should
21 * not be used in production code without careful testing.
22 **************************************************************************************************************
23 */
24
25 #include "includes.h"
26
27 /*
28 **************************************************************************************************************
29 * CONSTANTS
30 **************************************************************************************************************
31 */
32
33 #define TASK_STK_SIZE OS_TASK_DEF_STK_SIZE /* Size of each task's stacks (# of bytes) */
34 #define N_TASKS 10 /* Number of identical tasks */
35
36 /*
37 **************************************************************************************************************
38 * VARIABLES
39 **************************************************************************************************************
40 */
41
42 OS_STK TaskStk[N_TASKS][TASK_STK_SIZE]; /* Tasks stacks */
43 OS_STK TaskStartStk[TASK_STK_SIZE];
44 char TaskData[N_TASKS]; /* Parameters to pass to each task */
45 OS_EVENT *RandomSem;
46 OS_EVENT *DispStrSem;
47 INT32U RndNext; /* Used by random generator */
48 INT8U UartTxBuf[256]; /* 256 bytes UART transmit buffer */
49 INT8U UartTxRdPtr; /* UART transmit buffer read pointer */
50 INT8U UartTxWrPtr; /* UART transmit buffer write pointer */
51 INT8U UartTxCount; /* Number of characters to send */
52 OS_EVENT *UartTxSem;
53
54 /*
55 **************************************************************************************************************
56 * FUNCTION PROTOTYPES
57 **************************************************************************************************************
58 */
59
60 void Task(void *data); /* Function prototypes of tasks */
61 void TaskStart(void *data); /* Function prototypes of Startup task */
62 void PutChar(char c); /* Write a character to the AVR UART */
63 void AvrInit(void); /* Initialize AVR */
64 void PutString(const char *s); /* Write a null-terminated string to the AVR UART */
65 void SPrintDec(char *, INT16U, INT8U); /* Output an INT16U to a string (right adjust) */
66 void PutDec (INT8U x); /* Display an INT8U without leading zeros */
67 void VT102Attribute (INT8U fgcolor, INT8U bgcolor); /* Set attributes on VT102 terminal */
68 void VT102DispClrScr(void); /* Clear VT102 terminal */
69 void VT102DispChar(INT8U, INT8U, char, INT8U, INT8U); /* Display a character on VT102 terminal */
70 void VT102DispStr(INT8U, INT8U, char *, INT8U, INT8U); /* Display a string on VT102 terminal */
71 INT8U random(INT8U n); /* Simple random generator (found in K&R) */
72
73 /*
74 **************************************************************************************************************
75 * MAIN
76 **************************************************************************************************************
77 */
78
79 void main (void)
80 {
81 AvrInit(); /* Initialize the AVR UART and Timer */
\ 00000000 2ED1 RCALL AvrInit
82 OSInit();
\ 00000002 .... RCALL OSInit
83 RandomSem = OSSemCreate(1); /* Random number semaphore */
\ 00000004 21D0 RCALL ?0065
\ 00000006 0093.... STS LWRD(RandomSem),R16
\ 0000000A 1093.... STS LWRD((RandomSem+1)),R17
84 DispStrSem = OSSemCreate(1); /* Display string semaphore */
\ 0000000E 1CD0 RCALL ?0065
\ 00000010 0093.... STS LWRD(DispStrSem),R16
\ 00000014 1093.... STS LWRD((DispStrSem+1)),R17
85 UartTxSem = OSSemCreate(254); /* Initialize Uart transmit buffer semaphore to 2 */
\ 00000018 0EEF LDI R16,LOW(254)
\ 0000001A 17D0 RCALL ?0066
\ 0000001C 0093.... STS LWRD(UartTxSem),R16
\ 00000020 1093.... STS LWRD((UartTxSem+1)),R17
86 /* bytes less than the buffer size */
87 OSTaskCreate(TaskStart, (void *)0, (void *)&TaskStartStk[TASK_STK_SIZE - 1], 0);
\ 00000024 0027 CLR R16
\ 00000026 0A93 ST -Y,R16
\ 00000028 .... LDI R16,LOW((TaskStartStk+511))
\ 0000002A .... LDI R17,((TaskStartStk+511) >> 8)
\ 0000002C 1FD0 RCALL ?0071
\ 0000002E .... LDI R16,LOW(TaskStart/2)
\ 00000030 .... LDI R17,(TaskStart/2 >> 8)
\ 00000032 .... RCALL OSTaskCreate
88 RndNext = 1; /* set random generator seed to 1 */
\ 00000034 01E0 LDI R16,LOW(1)
\ 00000036 10E0 LDI R17,LOW(0)
\ 00000038 30E0 LDI R19,0
\ 0000003A .... LDI R30,LOW(RndNext)
\ 0000003C .... LDI R31,(RndNext >> 8)
\ 0000003E 0083 STD Z+0,R16
\ 00000040 1183 STD Z+1,R17
\ 00000042 1283 STD Z+2,R17
\ 00000044 3383 STD Z+3,R19
89 OSStart(); /* Start multitasking */
\ 00000046 .... RJMP OSStart
\ ?0065:
\ 00000048 01E0 LDI R16,LOW(1)
\ ?0066:
\ 0000004A 10E0 LDI R17,0
\ 0000004C .... RJMP OSSemCreate
\ ?0067:
\ 0000004E 04D2 RCALL VT102DispStr
\ ?0068:
\ 00000050 0027 CLR R16
\ 00000052 0A93 ST -Y,R16
\ 00000054 07E0 LDI R16,7
\ 00000056 0A93 ST -Y,R16
\ 00000058 0895 RET
\ ?0069:
\ 0000005A .... RCALL ?PROLOGUE2_L09
\ 0000005C 2197 SBIW R28,LOW(1)
\ 0000005E 902F MOV R25,R16
\ 00000060 842F MOV R24,R20
\ 00000062 05D0 RCALL ?0084
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