blob: ab90c44fe4f96300523f4c215bd6803e652bd316 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
#include <stdint.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <gpxe/sanboot.h>
#include <int13.h>
#include <gpxe/srp.h>
FILE_LICENCE ( GPL2_OR_LATER );
static int ib_srpboot ( const char *root_path ) {
struct scsi_device *scsi;
struct int13_drive *drive;
int rc;
scsi = zalloc ( sizeof ( *scsi ) );
if ( ! scsi ) {
rc = -ENOMEM;
goto err_alloc_scsi;
}
drive = zalloc ( sizeof ( *drive ) );
if ( ! drive ) {
rc = -ENOMEM;
goto err_alloc_drive;
}
if ( ( rc = srp_attach ( scsi, root_path ) ) != 0 ) {
printf ( "Could not attach IB_SRP device: %s\n",
strerror ( rc ) );
goto err_attach;
}
if ( ( rc = init_scsidev ( scsi ) ) != 0 ) {
printf ( "Could not initialise IB_SRP device: %s\n",
strerror ( rc ) );
goto err_init;
}
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 );
err_init:
srp_detach ( scsi );
err_attach:
free ( drive );
err_alloc_drive:
free ( scsi );
err_alloc_scsi:
return rc;
}
struct sanboot_protocol ib_srp_sanboot_protocol __sanboot_protocol = {
.prefix = "ib_srp:",
.boot = ib_srpboot,
};
|
