* src/flash_legacy.h: Undef HAL_FLASH_CACHES_* macros if the HAL supplied them and they're not needed. * cdl/io_flash.cdl, src/flash.c, src/flash_legacy.h, src/legacy_dev.c: add support for V2 drivers which can take care of the cache and interrupts themselves.

/* this is a simple hello world program */
#include <stdio.h>

int main(void)
{
  printf("Hello, eCos world!\n");
  return 0;
}