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initial sparc64 version

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git-svn-id: svn://coreboot.org/openbios/openbios-devel@58 f158a5a8-5612-0410-a976-696ce0be7e32
This commit is contained in:
Stefan Reinauer
2006-06-10 01:37:53 +00:00
parent f1ab57e8a0
commit ad26a9b752
41 changed files with 5587 additions and 0 deletions
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62
arch/sparc64/forthload.c Normal file
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/* tag: forth source loader
*
* Copyright (C) 2004 Stefan Reinauer
*
* See the file "COPYING" for further information about
* the copyright and warranty status of this work.
*/
#include "openbios/config.h"
#include "openbios/kernel.h"
#include "openbios/bindings.h"
#include "sys_info.h"
#include "loadfs.h"
#include "boot.h"
#define printk printk
#define debug printk
static char *forthtext=NULL;
int forth_load(struct sys_info *info, const char *filename, const char *cmdline)
{
char magic[2];
unsigned long forthsize;
int retval = -1;
if (!file_open(filename))
goto out;
if (lfile_read(magic, 2) != 2) {
debug("Can't read magic header\n");
retval = LOADER_NOT_SUPPORT;
goto out;
}
if (magic[0] != '\\' || magic[1] != ' ') {
debug("No forth source image\n");
retval = LOADER_NOT_SUPPORT;
goto out;
}
forthsize = file_size();
forthtext = malloc(forthsize+1);
file_seek(0);
printk("Loading forth source ...");
if ((unsigned long)lfile_read(forthtext, forthsize) != forthsize) {
printk("Can't read forth text\n");
goto out;
}
forthtext[forthsize]=0;
printk("ok\n");
PUSH ( (ucell)forthtext );
PUSH ( (ucell)forthsize );
fword("eval2");
retval=0;
out:
//if (forthtext)
// free(forthtext);
return retval;
}