3 * Copyright (C) 2008 Advanced Micro Devices, Inc.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #include <exception.h>
30 #include <libpayload.h>
31 #include <arch/apic.h>
33 int main_argc
; /**< The argc value to pass to main() */
35 /** The argv value to pass to main() */
36 char *main_argv
[MAX_ARGC_COUNT
];
39 * This is our C entry function - set up the system
40 * and jump into the payload entry point.
45 extern int main(int argc
, char **argv
);
47 /* Gather system information. */
50 /* Optionally set up the consoles. */
51 #if !CONFIG(LP_SKIP_CONSOLE_INIT)
57 if (CONFIG(LP_ENABLE_APIC
)) {
64 * Any other system init that has to happen before the
65 * user gets control goes here.
69 * Go to the entry point.
70 * In the future we may care about the return value.
74 * Returning from main() will go to the _leave function to return
75 * us to the original context.
77 return main(main_argc
, (main_argc
!= 0) ? main_argv
: NULL
);