151 lines
3.8 KiB
C
151 lines
3.8 KiB
C
/*
|
|
*
|
|
* Copyright (c) 1995 Charles D. Cranor and Seth Widoff
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by Charles D. Cranor
|
|
* and Seth Widoff.
|
|
* 4. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
/*
|
|
* main driver, plus machdep stuff
|
|
*/
|
|
|
|
#include "sboot.h"
|
|
|
|
void sboot()
|
|
|
|
{
|
|
char * mesg;
|
|
char buf[128];
|
|
buf[0] = '0';
|
|
consinit();
|
|
printf("\nsboot: serial line bootstrap program (&end = %x)\n\n", &end);
|
|
if (reboot) { /* global flag from AAstart.s */
|
|
reboot = 0;
|
|
printf("[rebooting...]\n");
|
|
do_cmd("b");
|
|
}
|
|
while (1) {
|
|
printf(">>> ");
|
|
ngets(buf, sizeof(buf));
|
|
do_cmd(buf);
|
|
}
|
|
/* not reached */
|
|
}
|
|
|
|
/*
|
|
* exit to rom
|
|
*/
|
|
|
|
void callrom ()
|
|
{
|
|
asm("trap #15; .word 0x0063");
|
|
}
|
|
|
|
/*
|
|
* do_cmd: do a command
|
|
*/
|
|
|
|
void do_cmd(buf)
|
|
|
|
char *buf;
|
|
|
|
{
|
|
switch (*buf) {
|
|
case '\0':
|
|
return;
|
|
case 'a':
|
|
if ( rev_arp() ) {
|
|
printf ("My ip address is: %d.%d.%d.%d\n", myip[0],
|
|
myip[1], myip[2], myip[3]);
|
|
printf ("Server ip address is: %d.%d.%d.%d\n", servip[0],
|
|
servip[1], servip[2], servip[3]);
|
|
} else {
|
|
printf ("Failed.\n");
|
|
}
|
|
return;
|
|
case 'e':
|
|
printf("exiting to ROM\n");
|
|
callrom();
|
|
return;
|
|
case 'f':
|
|
if (do_get_file() == 1) {
|
|
printf("Download Failed\n");
|
|
} else {
|
|
printf("Download was a success!\n");
|
|
}
|
|
return;
|
|
case 'b':
|
|
le_init();
|
|
if ( rev_arp() ) {
|
|
printf ("My ip address is: %d.%d.%d.%d\n", myip[0],
|
|
myip[1], myip[2], myip[3]);
|
|
printf ("Server ip address is: %d.%d.%d.%d\n", servip[0],
|
|
servip[1], servip[2], servip[3]);
|
|
} else {
|
|
printf ("REVARP: Failed.\n");
|
|
return;
|
|
}
|
|
if (do_get_file() == 1) {
|
|
printf("Download Failed\n");
|
|
return;
|
|
} else {
|
|
printf("Download was a success!\n");
|
|
}
|
|
go(buf);
|
|
return;
|
|
case 'h':
|
|
case '?':
|
|
printf("valid commands\n");
|
|
printf("a - send a RARP\n");
|
|
printf("b - boot the system\n");
|
|
printf("e - exit to ROM\n");
|
|
printf("f - ftp the boot file\n");
|
|
printf("g - execute the boot file\n");
|
|
printf("h - help\n");
|
|
printf("i - init LANCE enet chip\n");
|
|
return;
|
|
case 'i':
|
|
le_init();
|
|
return;
|
|
case 'g':
|
|
go(buf);
|
|
return;
|
|
default:
|
|
printf("sboot: %s: Unknown command\n", buf);
|
|
}
|
|
}
|
|
|
|
go(buf)
|
|
char *buf;
|
|
|
|
{
|
|
void (*entry)() = (void (*)) LOAD_ADDR ;
|
|
printf("Start @ 0x%x ... \n", entry);
|
|
(*entry)(buf);
|
|
}
|
|
|