79 lines
1.7 KiB
C
79 lines
1.7 KiB
C
#include <stdint.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <errno.h>
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#include <ipxe/aoe.h>
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#include <ipxe/ata.h>
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#include <ipxe/netdevice.h>
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#include <ipxe/sanboot.h>
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#include <ipxe/abft.h>
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#include <int13.h>
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FILE_LICENCE ( GPL2_OR_LATER );
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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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ata = zalloc ( sizeof ( *ata ) );
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if ( ! ata ) {
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rc = -ENOMEM;
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goto err_alloc_ata;
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}
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drive = zalloc ( sizeof ( *drive ) );
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if ( ! drive ) {
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rc = -ENOMEM;
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goto err_alloc_drive;
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}
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/* FIXME: ugly, ugly hack */
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struct net_device *netdev = last_opened_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 err_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 err_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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/* Leave drive registered, if instructed to do so */
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if ( keep_san() )
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return rc;
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printf ( "Unregistering BIOS drive %#02x\n", drive->drive );
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unregister_int13_drive ( drive );
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err_init:
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aoe_detach ( ata );
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err_attach:
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free ( drive );
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err_alloc_drive:
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free ( ata );
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err_alloc_ata:
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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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