[ECOS] Problems allocating memory in main()

Andrew Lunn andrew.lunn@ascom.ch
Mon Oct 9 03:15:00 GMT 2000

> //void cyg_user_start ( void) {
> int main () {
>   Cyg_Thread* lThread0; 
>   Cyg_Thread* lThread1;
>   char* lPing = "ping";
>   char* lPong = "pong";
>   char lStack0 [4096];
>   char lStack1 [4096]; // uncomment this line and it works

Think about where these two stacks are going? They are going on the
stack of main. eCos calls main with a small stack, probably 4K. You
are going off the end of the stack allocated to main and corrupting
what ever follows. You want to put the stacks somewhere else. 


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