Added the embedded pxelinux payload patch from hpa.

This commit is contained in:
Michael Brown
2008-01-08 15:51:36 +00:00
parent 3311169707
commit 74fd544101
6 changed files with 107 additions and 0 deletions

View File

@@ -22,6 +22,7 @@
#include <gpxe/netdevice.h>
#include <gpxe/dhcp.h>
#include <gpxe/image.h>
#include <gpxe/embedded.h>
#include <usr/ifmgmt.h>
#include <usr/route.h>
#include <usr/dhcpmgmt.h>
@@ -45,6 +46,30 @@ static struct net_device * find_boot_netdev ( void ) {
return NULL;
}
/**
* Boot embedded image
*
* @ret rc Return status code
*/
static int boot_embedded_image ( void ) {
struct image *image;
int rc;
image = embedded_image();
if ( !image )
return ENOENT;
if ( ( rc = imgload ( image ) ) != 0 ) {
printf ( "Could not load embedded image: %s\n",
strerror ( rc ) );
} else if ( ( rc = imgexec ( image ) ) != 0 ) {
printf ( "Could not boot embedded image: %s\n",
strerror ( rc ) );
}
image_put ( image );
return rc;
}
/**
* Boot using filename
*
@@ -115,6 +140,11 @@ static int netboot ( struct net_device *netdev ) {
return rc;
route();
/* Try to boot an embedded image if we have one */
rc = boot_embedded_image ();
if ( rc != ENOENT )
return rc;
/* Try to download and boot whatever we are given as a filename */
dhcp_snprintf ( buf, sizeof ( buf ),
find_global_dhcp_option ( DHCP_BOOTFILE_NAME ) );