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#include <stdint.h>
#include <string.h>
#include <stdio.h>
#include <gpxe/iscsi.h>
#include <gpxe/dhcp.h>
#include <int13.h>
int iscsiboot ( const char *root_path ) {
struct scsi_device scsi;
struct int13_drive drive;
int rc;
memset ( &scsi, 0, sizeof ( scsi ) );
memset ( &drive, 0, sizeof ( drive ) );
printf ( "iSCSI booting from %s\n", root_path );
if ( ( rc = iscsi_attach ( &scsi, root_path ) ) != 0 ) {
printf ( "Could not attach iSCSI device: %s\n",
strerror ( rc ) );
goto error_attach;
}
if ( ( rc = init_scsidev ( &scsi ) ) != 0 ) {
printf ( "Could not initialise iSCSI device: %s\n",
strerror ( rc ) );
goto error_init;
}
drive.drive = find_global_dhcp_num_option ( DHCP_EB_BIOS_DRIVE );
drive.blockdev = &scsi.blockdev;
register_int13_drive ( &drive );
printf ( "Registered as BIOS drive %#02x\n", drive.drive );
printf ( "Booting from BIOS drive %#02x\n", drive.drive );
rc = int13_boot ( drive.drive );
printf ( "Boot failed\n" );
printf ( "Unregistering BIOS drive %#02x\n", drive.drive );
unregister_int13_drive ( &drive );
error_init:
iscsi_detach ( &scsi );
error_attach:
return rc;
}
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