Jordan Crouse | 9dac1b4 | 2008-05-20 20:10:49 +0000 | [diff] [blame] | 1 | /* |
Jordan Crouse | 9dac1b4 | 2008-05-20 20:10:49 +0000 | [diff] [blame] | 2 | * |
| 3 | * Copyright (C) 2008 Advanced Micro Devices, Inc. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 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. |
| 15 | * |
| 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 |
| 26 | * SUCH DAMAGE. |
| 27 | */ |
| 28 | |
Jordan Crouse | db8c0ab | 2008-11-24 17:54:46 +0000 | [diff] [blame] | 29 | #include <libpayload-config.h> |
Jordan Crouse | 9dac1b4 | 2008-05-20 20:10:49 +0000 | [diff] [blame] | 30 | #include <libpayload.h> |
| 31 | |
Subrata Banik | afa3910 | 2024-05-18 12:26:40 +0000 | [diff] [blame^] | 32 | #if CONFIG(LP_ARCH_X86_32) |
Jordan Crouse | 9dac1b4 | 2008-05-20 20:10:49 +0000 | [diff] [blame] | 33 | extern void i386_do_exec(long addr, int argc, char **argv, int *ret); |
Subrata Banik | afa3910 | 2024-05-18 12:26:40 +0000 | [diff] [blame^] | 34 | #else |
| 35 | #error "exec does not currently support x86_64." |
Jordan Crouse | 9dac1b4 | 2008-05-20 20:10:49 +0000 | [diff] [blame] | 36 | #endif |
| 37 | |
| 38 | /** |
Uwe Hermann | 54ec0af | 2008-08-26 19:37:37 +0000 | [diff] [blame] | 39 | * Execute code in memory. |
Jordan Crouse | 9dac1b4 | 2008-05-20 20:10:49 +0000 | [diff] [blame] | 40 | * |
Uwe Hermann | 54ec0af | 2008-08-26 19:37:37 +0000 | [diff] [blame] | 41 | * @param addr TODO |
| 42 | * @param argc TODO |
| 43 | * @param argv TODO |
| 44 | * @return Return the return value from the entry point. |
Jordan Crouse | 9dac1b4 | 2008-05-20 20:10:49 +0000 | [diff] [blame] | 45 | */ |
| 46 | int exec(long addr, int argc, char **argv) |
| 47 | { |
| 48 | int val = -1; |
| 49 | |
Subrata Banik | afa3910 | 2024-05-18 12:26:40 +0000 | [diff] [blame^] | 50 | #if CONFIG(LP_ARCH_X86_32) |
Jordan Crouse | 9dac1b4 | 2008-05-20 20:10:49 +0000 | [diff] [blame] | 51 | i386_do_exec(addr, argc, argv, &val); |
| 52 | #endif |
| 53 | return val; |
| 54 | } |