Hardware Design: SIE
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| 1 | /*-------------------------------------------------------------------- |
| 2 | * TITLE: OS stubs |
| 3 | * AUTHOR: Steve Rhoads (rhoadss@yahoo.com) |
| 4 | * DATE CREATED: 2/18/08 |
| 5 | * FILENAME: os_stubs.c |
| 6 | * PROJECT: Plasma CPU core |
| 7 | * COPYRIGHT: Software placed into the public domain by the author. |
| 8 | * Software 'as is' without warranty. Author liable for nothing. |
| 9 | * DESCRIPTION: |
| 10 | *--------------------------------------------------------------------*/ |
| 11 | #include <stdlib.h> |
| 12 | #include "plasma.h" |
| 13 | #include "rtos.h" |
| 14 | |
| 15 | unsigned char *flash; |
| 16 | int beenInit; |
| 17 | |
| 18 | |
| 19 | void FlashRead(uint16 *dst, uint32 byteOffset, int bytes) |
| 20 | { |
| 21 | if(beenInit == 0) |
| 22 | { |
| 23 | beenInit = 1; |
| 24 | flash = (unsigned char*)malloc(1024*1024*16); |
| 25 | memset(flash, 0xff, sizeof(flash)); |
| 26 | } |
| 27 | memcpy(dst, flash+byteOffset, bytes); |
| 28 | } |
| 29 | |
| 30 | |
| 31 | void FlashWrite(uint16 *src, uint32 byteOffset, int bytes) |
| 32 | { |
| 33 | memcpy(flash+byteOffset, src, bytes); |
| 34 | } |
| 35 | |
| 36 | |
| 37 | void FlashErase(uint32 byteOffset) |
| 38 | { |
| 39 | memset(flash+byteOffset, 0xff, 1024*128); |
| 40 | } |
| 41 | |
| 42 | |
| 43 | //Stub out RTOS functions |
| 44 | void UartPrintfCritical(const char *format, ...) {(void)format;} |
| 45 | uint32 OS_AsmInterruptEnable(uint32 state) {(void)state; return 0;} |
| 46 | void OS_Assert(void) {} |
| 47 | OS_Thread_t *OS_ThreadSelf(void) {return NULL;} |
| 48 | void OS_ThreadSleep(int ticks) {(void)ticks;} |
| 49 | uint32 OS_ThreadTime(void) {return 0;} |
| 50 | OS_Mutex_t *OS_MutexCreate(const char *name) {(void)name; return NULL; } |
| 51 | void OS_MutexDelete(OS_Mutex_t *semaphore) {(void)semaphore;} |
| 52 | void OS_MutexPend(OS_Mutex_t *semaphore) {(void)semaphore;} |
| 53 | void OS_MutexPost(OS_Mutex_t *semaphore) {(void)semaphore;} |
| 54 | |
| 55 | OS_MQueue_t *OS_MQueueCreate(const char *name, |
| 56 | int messageCount, |
| 57 | int messageBytes) |
| 58 | {(void)name;(void)messageCount;(void)messageBytes; return NULL;} |
| 59 | |
| 60 | void OS_MQueueDelete(OS_MQueue_t *mQueue) {(void)mQueue;} |
| 61 | |
| 62 | int OS_MQueueSend(OS_MQueue_t *mQueue, void *message) |
| 63 | {(void)mQueue;(void)message; return 0;} |
| 64 | |
| 65 | int OS_MQueueGet(OS_MQueue_t *mQueue, void *message, int ticks) |
| 66 | {(void)mQueue;(void)message;(void)ticks; return 0;} |
| 67 | |
| 68 | void OS_Job(void (*funcPtr)(), void *arg0, void *arg1, void *arg2) |
| 69 | {funcPtr(arg0, arg1, arg2);} |
| 70 | |
| 71 | |
| 72 |
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