EBC Listings for Embedded Linux Primer
From eLinux.org
Here are the listing from the Embedded Linux Primer as done on the Beagle.
Chapter 2
| Number | Page | Caption | Listing |
|---|---|---|---|
| 2-1 | Initial Bootloader Serial Output | Texas Instruments X-Loader 1.4.2 (Feb 19 2009 - 12:01:24) Reading boot sector Loading u-boot.bin from mmc U-Boot 2009.11-rc1 (Jan 08 2010 - 21:19:52) OMAP3530-GP ES3.1, CPU-OPP2 L3-165MHz OMAP3 Beagle board + LPDDR/NAND I2C: ready DRAM: 256 MB NAND: 256 MiB In: serial Out: serial Err: serial Board revision C4 Die ID #5444000400000000040365fa1400e007 Hit any key to stop autoboot: 0 OMAP3 beagleboard.org # | |
| 2-2 | Loading the Linux Kernel | ||
| 2-3 | Linux Final Boot Messages | | |
| 2-4 | Hello World, Embedded Style |
#include <stdio.h>
int bss_var; /* Uninitialized global variable */
int data_var = 1; /* Initialized global variable */
int main(int argc, char **argv)
{
void *stack_var; /* Local variable on the stack */
stack_var = (void *)main; /* Don't let the compiler */
/* optimize it out */
printf("Hello, World! Main is executing at %p\n", stack_var);
printf("This address (%p) is in our stack frame\n", &stack_var);
/* bss section contains uninitialized data */
printf("This address (%p) is in our bss section\n", &bss_var);
/* data section contains initializated data */
printf("This address (%p) is in our data section\n", &data_var);
return 0;
}
|
