URL
https://opencores.org/ocsvn/forwardcom/forwardcom/trunk
[/] [forwardcom/] [libraries/] [startup_light.as] - Blame information for rev 146
Go to most recent revision |
Details |
Compare with Previous |
View Log
| Line No. |
Rev |
Author |
Line |
| 1 |
113 |
Agner |
/********************************* startup_light.as *************************
|
| 2 |
|
|
* Author: Agner Fog
|
| 3 |
|
|
* date created: 2018-03-22
|
| 4 |
|
|
* Last modified: 2021-05-26
|
| 5 |
|
|
* Version: 1.11
|
| 6 |
|
|
* Project: ForwardCom library libc_light.li
|
| 7 |
|
|
* Description: startup: program initialization
|
| 8 |
|
|
* C declaration: void _entry_point(int argc, char *argv[], char *envp[])
|
| 9 |
|
|
*
|
| 10 |
|
|
* This is the default startup code for ForwardCom programs.
|
| 11 |
|
|
* This is a light version for small systems. It does not call global
|
| 12 |
|
|
* constructors and destructors, but just calls _main
|
| 13 |
|
|
*
|
| 14 |
|
|
* Copyright 2018-2021 GNU General Public License http://www.gnu.org/licenses
|
| 15 |
|
|
*****************************************************************************/
|
| 16 |
|
|
code section execute align = 4
|
| 17 |
|
|
|
| 18 |
|
|
extern _main: function reguse = 0xFFFFFFFF,0xFFFFFFFF
|
| 19 |
|
|
|
| 20 |
|
|
// execution starts here:
|
| 21 |
|
|
__entry_point function public reguse = 0xFFFFFFFF,0xFFFFFFFF
|
| 22 |
|
|
|
| 23 |
|
|
call _main // call main, the user program
|
| 24 |
|
|
|
| 25 |
|
|
sys_call(1, 0x10) // system call exit
|
| 26 |
|
|
filler // make sure execution stops if the system call returns for some reason
|
| 27 |
|
|
|
| 28 |
|
|
__entry_point end
|
| 29 |
|
|
|
| 30 |
|
|
code end
|
© copyright 1999-2024
OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.