mirror of https://github.com/ipxe/ipxe.git
79 lines
1.8 KiB
C
79 lines
1.8 KiB
C
#include <stdint.h>
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#include <string.h>
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#include <stdio.h>
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#include <byteswap.h>
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#include <gpxe/aoe.h>
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#include <gpxe/ata.h>
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#include <gpxe/netdevice.h>
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#include <gpxe/settings.h>
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#include <gpxe/sanboot.h>
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#include <gpxe/abft.h>
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#include <int13.h>
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/**
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* Guess boot network device
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*
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* @ret netdev Boot network device
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*/
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static struct net_device * guess_boot_netdev ( void ) {
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struct net_device *boot_netdev;
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/* Just use the first network device */
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for_each_netdev ( boot_netdev ) {
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return boot_netdev;
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}
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return NULL;
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}
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static int aoeboot ( const char *root_path ) {
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struct ata_device ata;
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struct int13_drive drive;
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int rc;
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memset ( &ata, 0, sizeof ( ata ) );
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memset ( &drive, 0, sizeof ( drive ) );
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printf ( "AoE booting from %s\n", root_path );
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/* FIXME: ugly, ugly hack */
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struct net_device *netdev = guess_boot_netdev();
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if ( ( rc = aoe_attach ( &ata, netdev, root_path ) ) != 0 ) {
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printf ( "Could not attach AoE device: %s\n",
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strerror ( rc ) );
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goto error_attach;
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}
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if ( ( rc = init_atadev ( &ata ) ) != 0 ) {
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printf ( "Could not initialise AoE device: %s\n",
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strerror ( rc ) );
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goto error_init;
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}
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/* FIXME: ugly, ugly hack */
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struct aoe_session *aoe =
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container_of ( ata.backend, struct aoe_session, refcnt );
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abft_fill_data ( aoe );
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drive.blockdev = &ata.blockdev;
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register_int13_drive ( &drive );
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printf ( "Registered as BIOS drive %#02x\n", drive.drive );
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printf ( "Booting from BIOS drive %#02x\n", drive.drive );
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rc = int13_boot ( drive.drive );
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printf ( "Boot failed\n" );
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printf ( "Unregistering BIOS drive %#02x\n", drive.drive );
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unregister_int13_drive ( &drive );
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error_init:
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aoe_detach ( &ata );
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error_attach:
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return rc;
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}
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struct sanboot_protocol aoe_sanboot_protocol __sanboot_protocol = {
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.prefix = "aoe:",
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.boot = aoeboot,
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};
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