mirror of
https://github.com/xcat2/xNBA.git
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47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
#include <stdint.h>
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#include <string.h>
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#include <stdio.h>
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#include <gpxe/iscsi.h>
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#include <gpxe/dhcp.h>
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#include <int13.h>
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#include <usr/iscsiboot.h>
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int iscsiboot ( const char *root_path ) {
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struct scsi_device scsi;
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struct int13_drive drive;
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int rc;
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memset ( &scsi, 0, sizeof ( scsi ) );
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memset ( &drive, 0, sizeof ( drive ) );
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printf ( "iSCSI booting from %s\n", root_path );
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if ( ( rc = iscsi_attach ( &scsi, root_path ) ) != 0 ) {
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printf ( "Could not attach iSCSI 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_scsidev ( &scsi ) ) != 0 ) {
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printf ( "Could not initialise iSCSI device: %s\n",
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strerror ( rc ) );
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goto error_init;
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}
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drive.drive = find_global_dhcp_num_option ( DHCP_EB_BIOS_DRIVE );
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drive.blockdev = &scsi.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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iscsi_detach ( &scsi );
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error_attach:
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return rc;
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}
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