/******************************************************************/
/*  Alloc --							  */
/*     this program allocates a block of memory, given the	  */
/*     address of the block, and the size of the block (in K)     */
/*     desired.  This program was written to allocate (but not    */
/*     clear) a block of memory for zkick (a program that loads   */
/*     a version of kickstart into RAM).  Well, my ADRAM board's  */
/*     software "re-freed" the memory.  As soon as it was used,   */
/*     BOOM went the system.  A sample startup sequence that uses */
/*     both zkick and alloc is included under the file "startup-  */
/*     alloc".                                                    */
/*								  */
/*     AUTHOR:	Mitchell M. Evans     DATE:  08 Jan 92		  */
/******************************************************************/

#include <stdio.h>

main(argc, argv)
int argc;
char **argv;
{
   char *block;
   int start, size;
   char *startstr, *sizestr;

   if (argc != 3) usage();      /* did the user use the correct # of args? */

   argv++;			/* first arg is program name - skip it */
   startstr = *(argv++);        /* this is a ptr to the starting block str */
   sizestr = *(argv++);         /* this is a ptr to the size string */

   sscanf(startstr, "%x", &start);  /* convert strings to numeric values */
   sscanf(sizestr, "%d", &size);    /* for use in AllocAbs call */

   if ((block = (char *)AllocAbs(1024 * size, start))==0)  /* alloc RAM */
      printf("Aalloc failed!  Contact Mitch pronto!\n");
   exit(0);
}

/* Remind the user how the program is used. */
usage()
{
   printf("Usage:\n");
   printf("   alloc startloc size(K)\n");
   printf("\n\nstartloc should be in HEX notation (e.g. c000000)\n");
   printf("size should be in K (e.g. 512 for 512K block)\n\n");
   exit(1);
}