Linux server.nvwebsoft.co.in 3.10.0-1160.114.2.el7.x86_64 #1 SMP Wed Mar 20 15:54:52 UTC 2024 x86_64
Apache
: 162.240.12.249 | : 18.188.143.21
208 Domain
8.1.30
nbspublicschool
www.github.com/MadExploits
Terminal
AUTO ROOT
Adminer
Backdoor Destroyer
Linux Exploit
Lock Shell
Lock File
Create User
CREATE RDP
PHP Mailer
BACKCONNECT
UNLOCK SHELL
HASH IDENTIFIER
CPANEL RESET
CREATE WP USER
README
+ Create Folder
+ Create File
/
usr /
include /
linux /
[ HOME SHELL ]
Name
Size
Permission
Action
byteorder
[ DIR ]
drwxr-xr-x
caif
[ DIR ]
drwxr-xr-x
can
[ DIR ]
drwxr-xr-x
dvb
[ DIR ]
drwxr-xr-x
hdlc
[ DIR ]
drwxr-xr-x
hsi
[ DIR ]
drwxr-xr-x
iio
[ DIR ]
drwxr-xr-x
isdn
[ DIR ]
drwxr-xr-x
mmc
[ DIR ]
drwxr-xr-x
netfilter
[ DIR ]
drwxr-xr-x
netfilter_arp
[ DIR ]
drwxr-xr-x
netfilter_bridge
[ DIR ]
drwxr-xr-x
netfilter_ipv4
[ DIR ]
drwxr-xr-x
netfilter_ipv6
[ DIR ]
drwxr-xr-x
nfsd
[ DIR ]
drwxr-xr-x
raid
[ DIR ]
drwxr-xr-x
spi
[ DIR ]
drwxr-xr-x
sunrpc
[ DIR ]
drwxr-xr-x
tc_act
[ DIR ]
drwxr-xr-x
tc_ematch
[ DIR ]
drwxr-xr-x
usb
[ DIR ]
drwxr-xr-x
wimax
[ DIR ]
drwxr-xr-x
a.out.h
7.15
KB
-rw-r--r--
acct.h
3.58
KB
-rw-r--r--
adb.h
1.05
KB
-rw-r--r--
adfs_fs.h
873
B
-rw-r--r--
affs_hardblocks.h
1.45
KB
-rw-r--r--
agpgart.h
3.83
KB
-rw-r--r--
aio_abi.h
3.1
KB
-rw-r--r--
apm_bios.h
3.46
KB
-rw-r--r--
arcfb.h
150
B
-rw-r--r--
atalk.h
960
B
-rw-r--r--
atm.h
7.64
KB
-rw-r--r--
atm_eni.h
585
B
-rw-r--r--
atm_he.h
343
B
-rw-r--r--
atm_idt77105.h
892
B
-rw-r--r--
atm_nicstar.h
1.19
KB
-rw-r--r--
atm_tcp.h
1.52
KB
-rw-r--r--
atm_zatm.h
1.57
KB
-rw-r--r--
atmapi.h
889
B
-rw-r--r--
atmarp.h
1.2
KB
-rw-r--r--
atmbr2684.h
3.13
KB
-rw-r--r--
atmclip.h
513
B
-rw-r--r--
atmdev.h
7.44
KB
-rw-r--r--
atmioc.h
1.55
KB
-rw-r--r--
atmlec.h
2.26
KB
-rw-r--r--
atmmpc.h
4.07
KB
-rw-r--r--
atmppp.h
576
B
-rw-r--r--
atmsap.h
4.79
KB
-rw-r--r--
atmsvc.h
1.75
KB
-rw-r--r--
audit.h
18.03
KB
-rw-r--r--
auto_fs.h
2.53
KB
-rw-r--r--
auto_fs4.h
4.3
KB
-rw-r--r--
auxvec.h
1.4
KB
-rw-r--r--
ax25.h
2.7
KB
-rw-r--r--
b1lli.h
1.62
KB
-rw-r--r--
baycom.h
820
B
-rw-r--r--
bfs_fs.h
1.79
KB
-rw-r--r--
binfmts.h
565
B
-rw-r--r--
blkpg.h
1.53
KB
-rw-r--r--
blktrace_api.h
4.38
KB
-rw-r--r--
bpf.h
22.04
KB
-rw-r--r--
bpf_common.h
1.2
KB
-rw-r--r--
bpf_perf_event.h
453
B
-rw-r--r--
bpqether.h
952
B
-rw-r--r--
bsg.h
2.37
KB
-rw-r--r--
bt-bmc.h
508
B
-rw-r--r--
btrfs.h
25.07
KB
-rw-r--r--
can.h
5.46
KB
-rw-r--r--
capability.h
11.25
KB
-rw-r--r--
capi.h
2.99
KB
-rw-r--r--
cciss_defs.h
3.14
KB
-rw-r--r--
cciss_ioctl.h
2.63
KB
-rw-r--r--
cdrom.h
28.12
KB
-rw-r--r--
cgroupstats.h
2.1
KB
-rw-r--r--
chio.h
5.16
KB
-rw-r--r--
cm4000_cs.h
1.68
KB
-rw-r--r--
cn_proc.h
3.19
KB
-rw-r--r--
coda.h
17.09
KB
-rw-r--r--
coda_psdev.h
720
B
-rw-r--r--
coff.h
12.12
KB
-rw-r--r--
connector.h
2.14
KB
-rw-r--r--
const.h
673
B
-rw-r--r--
cramfs_fs.h
2.68
KB
-rw-r--r--
cuda.h
842
B
-rw-r--r--
cyclades.h
16.65
KB
-rw-r--r--
cycx_cfm.h
2.86
KB
-rw-r--r--
dcbnl.h
24.5
KB
-rw-r--r--
dccp.h
6.22
KB
-rw-r--r--
devlink.h
9.66
KB
-rw-r--r--
dlm.h
2.43
KB
-rw-r--r--
dlm_device.h
2.42
KB
-rw-r--r--
dlm_netlink.h
1.04
KB
-rw-r--r--
dlm_plock.h
831
B
-rw-r--r--
dlmconstants.h
4.9
KB
-rw-r--r--
dm-ioctl.h
10.55
KB
-rw-r--r--
dm-log-userspace.h
14.82
KB
-rw-r--r--
dn.h
4.42
KB
-rw-r--r--
dqblk_xfs.h
8.72
KB
-rw-r--r--
edd.h
5.41
KB
-rw-r--r--
efs_fs_sb.h
2.11
KB
-rw-r--r--
elf-em.h
1.83
KB
-rw-r--r--
elf-fdpic.h
1.04
KB
-rw-r--r--
elf.h
12.69
KB
-rw-r--r--
elfcore.h
2.86
KB
-rw-r--r--
errno.h
23
B
-rw-r--r--
errqueue.h
1.1
KB
-rw-r--r--
ethtool.h
71.11
KB
-rw-r--r--
eventpoll.h
1.76
KB
-rw-r--r--
fadvise.h
779
B
-rw-r--r--
falloc.h
2.72
KB
-rw-r--r--
fanotify.h
3.52
KB
-rw-r--r--
fb.h
16
KB
-rw-r--r--
fcntl.h
2.16
KB
-rw-r--r--
fd.h
11.31
KB
-rw-r--r--
fdreg.h
5.23
KB
-rw-r--r--
fib_rules.h
1.58
KB
-rw-r--r--
fiemap.h
2.65
KB
-rw-r--r--
filter.h
1.99
KB
-rw-r--r--
firewire-cdev.h
42.86
KB
-rw-r--r--
firewire-constants.h
3.16
KB
-rw-r--r--
flat.h
2.04
KB
-rw-r--r--
fou.h
617
B
-rw-r--r--
fs.h
8.47
KB
-rw-r--r--
fsl_hypervisor.h
7.05
KB
-rw-r--r--
fuse.h
16.41
KB
-rw-r--r--
futex.h
4.81
KB
-rw-r--r--
gameport.h
834
B
-rw-r--r--
gen_stats.h
1.5
KB
-rw-r--r--
genetlink.h
1.82
KB
-rw-r--r--
gfs2_ondisk.h
12
KB
-rw-r--r--
gigaset_dev.h
1.35
KB
-rw-r--r--
hdlc.h
574
B
-rw-r--r--
hdlcdrv.h
2.78
KB
-rw-r--r--
hdreg.h
22.11
KB
-rw-r--r--
hid.h
1.79
KB
-rw-r--r--
hiddev.h
6.13
KB
-rw-r--r--
hidraw.h
1.41
KB
-rw-r--r--
hpet.h
680
B
-rw-r--r--
hw_breakpoint.h
679
B
-rw-r--r--
hyperv.h
10.22
KB
-rw-r--r--
hysdn_if.h
1.29
KB
-rw-r--r--
i2c-dev.h
2.37
KB
-rw-r--r--
i2c.h
6.66
KB
-rw-r--r--
i2o-dev.h
11.22
KB
-rw-r--r--
i8k.h
1.4
KB
-rw-r--r--
icmp.h
2.82
KB
-rw-r--r--
icmpv6.h
3.82
KB
-rw-r--r--
if.h
9.26
KB
-rw-r--r--
if_addr.h
1.7
KB
-rw-r--r--
if_addrlabel.h
658
B
-rw-r--r--
if_alg.h
816
B
-rw-r--r--
if_arcnet.h
3.63
KB
-rw-r--r--
if_arp.h
6.3
KB
-rw-r--r--
if_bonding.h
4.66
KB
-rw-r--r--
if_bridge.h
6.46
KB
-rw-r--r--
if_cablemodem.h
922
B
-rw-r--r--
if_eql.h
1.26
KB
-rw-r--r--
if_ether.h
7.25
KB
-rw-r--r--
if_fc.h
1.63
KB
-rw-r--r--
if_fddi.h
3.6
KB
-rw-r--r--
if_frad.h
2.89
KB
-rw-r--r--
if_hippi.h
4.07
KB
-rw-r--r--
if_infiniband.h
1.13
KB
-rw-r--r--
if_link.h
19.58
KB
-rw-r--r--
if_ltalk.h
147
B
-rw-r--r--
if_macsec.h
5.42
KB
-rw-r--r--
if_packet.h
7.15
KB
-rw-r--r--
if_phonet.h
361
B
-rw-r--r--
if_plip.h
596
B
-rw-r--r--
if_ppp.h
29
B
-rw-r--r--
if_pppol2tp.h
3.18
KB
-rw-r--r--
if_pppox.h
4.64
KB
-rw-r--r--
if_slip.h
809
B
-rw-r--r--
if_team.h
2.48
KB
-rw-r--r--
if_tun.h
3.71
KB
-rw-r--r--
if_tunnel.h
3.03
KB
-rw-r--r--
if_vlan.h
1.69
KB
-rw-r--r--
if_x25.h
817
B
-rw-r--r--
ife.h
288
B
-rw-r--r--
igmp.h
2.88
KB
-rw-r--r--
in.h
9.36
KB
-rw-r--r--
in6.h
6.97
KB
-rw-r--r--
in_route.h
873
B
-rw-r--r--
inet_diag.h
2.77
KB
-rw-r--r--
inotify.h
2.85
KB
-rw-r--r--
input.h
32.52
KB
-rw-r--r--
ioctl.h
100
B
-rw-r--r--
ip.h
3.47
KB
-rw-r--r--
ip6_tunnel.h
1.67
KB
-rw-r--r--
ip_vs.h
12.77
KB
-rw-r--r--
ipc.h
1.99
KB
-rw-r--r--
ipmi.h
14.63
KB
-rw-r--r--
ipmi_msgdefs.h
3.21
KB
-rw-r--r--
ipsec.h
884
B
-rw-r--r--
ipv6.h
3.66
KB
-rw-r--r--
ipv6_route.h
1.73
KB
-rw-r--r--
ipx.h
1.79
KB
-rw-r--r--
irda.h
7.31
KB
-rw-r--r--
irqnr.h
104
B
-rw-r--r--
isdn.h
5.58
KB
-rw-r--r--
isdn_divertif.h
1.11
KB
-rw-r--r--
isdn_ppp.h
1.82
KB
-rw-r--r--
isdnif.h
2.25
KB
-rw-r--r--
iso_fs.h
6.29
KB
-rw-r--r--
ivtv.h
2.89
KB
-rw-r--r--
ivtvfb.h
1.12
KB
-rw-r--r--
ixjuser.h
24.53
KB
-rw-r--r--
jffs2.h
6.85
KB
-rw-r--r--
joystick.h
3.5
KB
-rw-r--r--
kd.h
6.04
KB
-rw-r--r--
kdev_t.h
320
B
-rw-r--r--
kernel-page-flags.h
788
B
-rw-r--r--
kernel.h
375
B
-rw-r--r--
kernelcapi.h
956
B
-rw-r--r--
kexec.h
1.92
KB
-rw-r--r--
keyboard.h
12.42
KB
-rw-r--r--
keyctl.h
2.98
KB
-rw-r--r--
kvm.h
33.89
KB
-rw-r--r--
kvm_para.h
819
B
-rw-r--r--
l2tp.h
4.98
KB
-rw-r--r--
libc-compat.h
4.03
KB
-rw-r--r--
limits.h
874
B
-rw-r--r--
llc.h
2.98
KB
-rw-r--r--
loop.h
2.31
KB
-rw-r--r--
lp.h
3.72
KB
-rw-r--r--
lwtunnel.h
839
B
-rw-r--r--
magic.h
2.9
KB
-rw-r--r--
major.h
4.48
KB
-rw-r--r--
map_to_7segment.h
7.02
KB
-rw-r--r--
matroxfb.h
1.37
KB
-rw-r--r--
mdio.h
13.74
KB
-rw-r--r--
media.h
3.5
KB
-rw-r--r--
mei.h
4.62
KB
-rw-r--r--
membarrier.h
7.71
KB
-rw-r--r--
memfd.h
186
B
-rw-r--r--
mempolicy.h
2.35
KB
-rw-r--r--
meye.h
2.41
KB
-rw-r--r--
mii.h
7.76
KB
-rw-r--r--
minix_fs.h
2.01
KB
-rw-r--r--
mman.h
230
B
-rw-r--r--
mmtimer.h
2.01
KB
-rw-r--r--
mpls.h
1.33
KB
-rw-r--r--
mqueue.h
2.01
KB
-rw-r--r--
mroute.h
4.06
KB
-rw-r--r--
mroute6.h
4.08
KB
-rw-r--r--
msdos_fs.h
6.28
KB
-rw-r--r--
msg.h
3.21
KB
-rw-r--r--
mtio.h
7.92
KB
-rw-r--r--
n_r3964.h
2.29
KB
-rw-r--r--
nbd.h
2.34
KB
-rw-r--r--
ncp.h
4.94
KB
-rw-r--r--
ncp_fs.h
3.27
KB
-rw-r--r--
ncp_mount.h
2.06
KB
-rw-r--r--
ncp_no.h
651
B
-rw-r--r--
ndctl.h
6.6
KB
-rw-r--r--
neighbour.h
4.17
KB
-rw-r--r--
net.h
1.97
KB
-rw-r--r--
net_dropmon.h
1.07
KB
-rw-r--r--
net_namespace.h
609
B
-rw-r--r--
net_tstamp.h
4.06
KB
-rw-r--r--
netconf.h
423
B
-rw-r--r--
netdevice.h
1.46
KB
-rw-r--r--
netfilter.h
1.6
KB
-rw-r--r--
netfilter_arp.h
380
B
-rw-r--r--
netfilter_bridge.h
768
B
-rw-r--r--
netfilter_decnet.h
1.83
KB
-rw-r--r--
netfilter_ipv4.h
2.02
KB
-rw-r--r--
netfilter_ipv6.h
2.04
KB
-rw-r--r--
netlink.h
6.13
KB
-rw-r--r--
netlink_diag.h
1005
B
-rw-r--r--
netrom.h
744
B
-rw-r--r--
nfc.h
7.72
KB
-rw-r--r--
nfs.h
4.31
KB
-rw-r--r--
nfs2.h
1.37
KB
-rw-r--r--
nfs3.h
2.24
KB
-rw-r--r--
nfs4.h
5.95
KB
-rw-r--r--
nfs4_mount.h
1.83
KB
-rw-r--r--
nfs_fs.h
1.51
KB
-rw-r--r--
nfs_idmap.h
2.19
KB
-rw-r--r--
nfs_mount.h
2.32
KB
-rw-r--r--
nfsacl.h
605
B
-rw-r--r--
nl80211.h
270.89
KB
-rw-r--r--
nubus.h
8.17
KB
-rw-r--r--
nvme_ioctl.h
1.55
KB
-rw-r--r--
nvram.h
469
B
-rw-r--r--
omap3isp.h
20.19
KB
-rw-r--r--
omapfb.h
5.72
KB
-rw-r--r--
oom.h
448
B
-rw-r--r--
openvswitch.h
31.79
KB
-rw-r--r--
packet_diag.h
1.5
KB
-rw-r--r--
param.h
78
B
-rw-r--r--
parport.h
3.56
KB
-rw-r--r--
patchkey.h
829
B
-rw-r--r--
pci.h
1.29
KB
-rw-r--r--
pci_regs.h
50.79
KB
-rw-r--r--
perf_event.h
31.96
KB
-rw-r--r--
personality.h
1.99
KB
-rw-r--r--
pfkeyv2.h
9.91
KB
-rw-r--r--
pg.h
2.23
KB
-rw-r--r--
phantom.h
1.55
KB
-rw-r--r--
phonet.h
4.51
KB
-rw-r--r--
pkt_cls.h
12.49
KB
-rw-r--r--
pkt_sched.h
20.63
KB
-rw-r--r--
pktcdvd.h
2.56
KB
-rw-r--r--
pmu.h
5.13
KB
-rw-r--r--
poll.h
22
B
-rw-r--r--
posix_types.h
1.01
KB
-rw-r--r--
ppdev.h
3.07
KB
-rw-r--r--
ppp-comp.h
2.41
KB
-rw-r--r--
ppp-ioctl.h
5.29
KB
-rw-r--r--
ppp_defs.h
4.93
KB
-rw-r--r--
pps.h
4.06
KB
-rw-r--r--
prctl.h
6.75
KB
-rw-r--r--
psample.h
735
B
-rw-r--r--
ptp_clock.h
5.09
KB
-rw-r--r--
ptrace.h
3.08
KB
-rw-r--r--
qnx4_fs.h
2.21
KB
-rw-r--r--
qnxtypes.h
561
B
-rw-r--r--
quota.h
5.78
KB
-rw-r--r--
radeonfb.h
297
B
-rw-r--r--
random.h
1.2
KB
-rw-r--r--
raw.h
302
B
-rw-r--r--
rds.h
7.9
KB
-rw-r--r--
reboot.h
1.25
KB
-rw-r--r--
reiserfs_fs.h
712
B
-rw-r--r--
reiserfs_xattr.h
470
B
-rw-r--r--
resource.h
2.09
KB
-rw-r--r--
rfkill.h
3.5
KB
-rw-r--r--
romfs_fs.h
1.15
KB
-rw-r--r--
rose.h
2.12
KB
-rw-r--r--
route.h
2.21
KB
-rw-r--r--
rtc.h
3.85
KB
-rw-r--r--
rtnetlink.h
17.02
KB
-rw-r--r--
scc.h
4.43
KB
-rw-r--r--
sched.h
2.26
KB
-rw-r--r--
screen_info.h
2.36
KB
-rw-r--r--
sctp.h
29.53
KB
-rw-r--r--
sdla.h
2.71
KB
-rw-r--r--
seccomp.h
1.83
KB
-rw-r--r--
securebits.h
2.58
KB
-rw-r--r--
selinux_netlink.h
1.11
KB
-rw-r--r--
sem.h
2.54
KB
-rw-r--r--
serial.h
3.04
KB
-rw-r--r--
serial_core.h
5.11
KB
-rw-r--r--
serial_reg.h
15.66
KB
-rw-r--r--
serio.h
1.81
KB
-rw-r--r--
shm.h
2.19
KB
-rw-r--r--
signal.h
171
B
-rw-r--r--
signalfd.h
1.07
KB
-rw-r--r--
snmp.h
12.42
KB
-rw-r--r--
sock_diag.h
431
B
-rw-r--r--
socket.h
738
B
-rw-r--r--
sockios.h
5.83
KB
-rw-r--r--
som.h
5.35
KB
-rw-r--r--
sonet.h
2.17
KB
-rw-r--r--
sonypi.h
5.12
KB
-rw-r--r--
sound.h
1.15
KB
-rw-r--r--
soundcard.h
44.96
KB
-rw-r--r--
stat.h
1
KB
-rw-r--r--
stddef.h
1
B
-rw-r--r--
string.h
175
B
-rw-r--r--
suspend_ioctls.h
1.34
KB
-rw-r--r--
swab.h
6.36
KB
-rw-r--r--
synclink.h
8.71
KB
-rw-r--r--
sysctl.h
25.46
KB
-rw-r--r--
sysinfo.h
986
B
-rw-r--r--
target_core_user.h
3.65
KB
-rw-r--r--
taskstats.h
6.83
KB
-rw-r--r--
tcp.h
5.93
KB
-rw-r--r--
tcp_metrics.h
1.45
KB
-rw-r--r--
telephony.h
8.84
KB
-rw-r--r--
termios.h
443
B
-rw-r--r--
time.h
1.54
KB
-rw-r--r--
times.h
215
B
-rw-r--r--
timex.h
6.17
KB
-rw-r--r--
tiocl.h
1.63
KB
-rw-r--r--
tipc.h
5.44
KB
-rw-r--r--
tipc_config.h
14.1
KB
-rw-r--r--
toshiba.h
1.24
KB
-rw-r--r--
tty.h
1.33
KB
-rw-r--r--
tty_flags.h
3.66
KB
-rw-r--r--
types.h
1.4
KB
-rw-r--r--
udf_fs_i.h
634
B
-rw-r--r--
udp.h
1.28
KB
-rw-r--r--
uhid.h
2.15
KB
-rw-r--r--
uinput.h
5
KB
-rw-r--r--
uio.h
668
B
-rw-r--r--
ultrasound.h
4.39
KB
-rw-r--r--
un.h
239
B
-rw-r--r--
unistd.h
157
B
-rw-r--r--
unix_diag.h
1.1
KB
-rw-r--r--
usbdevice_fs.h
6.78
KB
-rw-r--r--
userfaultfd.h
6.59
KB
-rw-r--r--
utime.h
152
B
-rw-r--r--
utsname.h
606
B
-rw-r--r--
uuid.h
1.5
KB
-rw-r--r--
uvcvideo.h
1.6
KB
-rw-r--r--
v4l2-common.h
2.38
KB
-rw-r--r--
v4l2-controls.h
37.34
KB
-rw-r--r--
v4l2-dv-timings.h
25.75
KB
-rw-r--r--
v4l2-mediabus.h
4.55
KB
-rw-r--r--
v4l2-subdev.h
5.27
KB
-rw-r--r--
version.h
332
B
-rw-r--r--
veth.h
161
B
-rw-r--r--
vfio.h
26.54
KB
-rw-r--r--
vhost.h
7.13
KB
-rw-r--r--
videodev2.h
67.36
KB
-rw-r--r--
virtio_9p.h
1.99
KB
-rw-r--r--
virtio_balloon.h
3.71
KB
-rw-r--r--
virtio_blk.h
5.2
KB
-rw-r--r--
virtio_config.h
3.34
KB
-rw-r--r--
virtio_console.h
2.94
KB
-rw-r--r--
virtio_gpu.h
8.23
KB
-rw-r--r--
virtio_ids.h
2.32
KB
-rw-r--r--
virtio_input.h
2.45
KB
-rw-r--r--
virtio_net.h
9.5
KB
-rw-r--r--
virtio_pci.h
6.63
KB
-rw-r--r--
virtio_ring.h
6.18
KB
-rw-r--r--
virtio_rng.h
265
B
-rw-r--r--
virtio_scsi.h
5.13
KB
-rw-r--r--
virtio_types.h
2.11
KB
-rw-r--r--
virtio_vsock.h
3.01
KB
-rw-r--r--
vm_sockets.h
5.13
KB
-rw-r--r--
vsockmon.h
1.78
KB
-rw-r--r--
vt.h
2.98
KB
-rw-r--r--
vtpm_proxy.h
1.62
KB
-rw-r--r--
wait.h
600
B
-rw-r--r--
wanrouter.h
390
B
-rw-r--r--
watchdog.h
2.22
KB
-rw-r--r--
wimax.h
8.17
KB
-rw-r--r--
wireless.h
41.65
KB
-rw-r--r--
wmi.h
1.84
KB
-rw-r--r--
x25.h
3.42
KB
-rw-r--r--
xattr.h
2.53
KB
-rw-r--r--
xfrm.h
11
KB
-rw-r--r--
Delete
Unzip
Zip
${this.title}
Close
Code Editor : firewire-cdev.h
/* * Char device interface. * * Copyright (C) 2005-2007 Kristian Hoegsberg <krh@bitplanet.net> * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. */ #ifndef _LINUX_FIREWIRE_CDEV_H #define _LINUX_FIREWIRE_CDEV_H #include <linux/ioctl.h> #include <linux/types.h> #include <linux/firewire-constants.h> /* available since kernel version 2.6.22 */ #define FW_CDEV_EVENT_BUS_RESET 0x00 #define FW_CDEV_EVENT_RESPONSE 0x01 #define FW_CDEV_EVENT_REQUEST 0x02 #define FW_CDEV_EVENT_ISO_INTERRUPT 0x03 /* available since kernel version 2.6.30 */ #define FW_CDEV_EVENT_ISO_RESOURCE_ALLOCATED 0x04 #define FW_CDEV_EVENT_ISO_RESOURCE_DEALLOCATED 0x05 /* available since kernel version 2.6.36 */ #define FW_CDEV_EVENT_REQUEST2 0x06 #define FW_CDEV_EVENT_PHY_PACKET_SENT 0x07 #define FW_CDEV_EVENT_PHY_PACKET_RECEIVED 0x08 #define FW_CDEV_EVENT_ISO_INTERRUPT_MULTICHANNEL 0x09 /** * struct fw_cdev_event_common - Common part of all fw_cdev_event_ types * @closure: For arbitrary use by userspace * @type: Discriminates the fw_cdev_event_ types * * This struct may be used to access generic members of all fw_cdev_event_ * types regardless of the specific type. * * Data passed in the @closure field for a request will be returned in the * corresponding event. It is big enough to hold a pointer on all platforms. * The ioctl used to set @closure depends on the @type of event. */ struct fw_cdev_event_common { __u64 closure; __u32 type; }; /** * struct fw_cdev_event_bus_reset - Sent when a bus reset occurred * @closure: See &fw_cdev_event_common; set by %FW_CDEV_IOC_GET_INFO ioctl * @type: See &fw_cdev_event_common; always %FW_CDEV_EVENT_BUS_RESET * @node_id: New node ID of this node * @local_node_id: Node ID of the local node, i.e. of the controller * @bm_node_id: Node ID of the bus manager * @irm_node_id: Node ID of the iso resource manager * @root_node_id: Node ID of the root node * @generation: New bus generation * * This event is sent when the bus the device belongs to goes through a bus * reset. It provides information about the new bus configuration, such as * new node ID for this device, new root ID, and others. * * If @bm_node_id is 0xffff right after bus reset it can be reread by an * %FW_CDEV_IOC_GET_INFO ioctl after bus manager selection was finished. * Kernels with ABI version < 4 do not set @bm_node_id. */ struct fw_cdev_event_bus_reset { __u64 closure; __u32 type; __u32 node_id; __u32 local_node_id; __u32 bm_node_id; __u32 irm_node_id; __u32 root_node_id; __u32 generation; }; /** * struct fw_cdev_event_response - Sent when a response packet was received * @closure: See &fw_cdev_event_common; set by %FW_CDEV_IOC_SEND_REQUEST * or %FW_CDEV_IOC_SEND_BROADCAST_REQUEST * or %FW_CDEV_IOC_SEND_STREAM_PACKET ioctl * @type: See &fw_cdev_event_common; always %FW_CDEV_EVENT_RESPONSE * @rcode: Response code returned by the remote node * @length: Data length, i.e. the response's payload size in bytes * @data: Payload data, if any * * This event is sent when the stack receives a response to an outgoing request * sent by %FW_CDEV_IOC_SEND_REQUEST ioctl. The payload data for responses * carrying data (read and lock responses) follows immediately and can be * accessed through the @data field. * * The event is also generated after conclusions of transactions that do not * involve response packets. This includes unified write transactions, * broadcast write transactions, and transmission of asynchronous stream * packets. @rcode indicates success or failure of such transmissions. */ struct fw_cdev_event_response { __u64 closure; __u32 type; __u32 rcode; __u32 length; __u32 data[0]; }; /** * struct fw_cdev_event_request - Old version of &fw_cdev_event_request2 * @type: See &fw_cdev_event_common; always %FW_CDEV_EVENT_REQUEST * * This event is sent instead of &fw_cdev_event_request2 if the kernel or * the client implements ABI version <= 3. &fw_cdev_event_request lacks * essential information; use &fw_cdev_event_request2 instead. */ struct fw_cdev_event_request { __u64 closure; __u32 type; __u32 tcode; __u64 offset; __u32 handle; __u32 length; __u32 data[0]; }; /** * struct fw_cdev_event_request2 - Sent on incoming request to an address region * @closure: See &fw_cdev_event_common; set by %FW_CDEV_IOC_ALLOCATE ioctl * @type: See &fw_cdev_event_common; always %FW_CDEV_EVENT_REQUEST2 * @tcode: Transaction code of the incoming request * @offset: The offset into the 48-bit per-node address space * @source_node_id: Sender node ID * @destination_node_id: Destination node ID * @card: The index of the card from which the request came * @generation: Bus generation in which the request is valid * @handle: Reference to the kernel-side pending request * @length: Data length, i.e. the request's payload size in bytes * @data: Incoming data, if any * * This event is sent when the stack receives an incoming request to an address * region registered using the %FW_CDEV_IOC_ALLOCATE ioctl. The request is * guaranteed to be completely contained in the specified region. Userspace is * responsible for sending the response by %FW_CDEV_IOC_SEND_RESPONSE ioctl, * using the same @handle. * * The payload data for requests carrying data (write and lock requests) * follows immediately and can be accessed through the @data field. * * Unlike &fw_cdev_event_request, @tcode of lock requests is one of the * firewire-core specific %TCODE_LOCK_MASK_SWAP...%TCODE_LOCK_VENDOR_DEPENDENT, * i.e. encodes the extended transaction code. * * @card may differ from &fw_cdev_get_info.card because requests are received * from all cards of the Linux host. @source_node_id, @destination_node_id, and * @generation pertain to that card. Destination node ID and bus generation may * therefore differ from the corresponding fields of the last * &fw_cdev_event_bus_reset. * * @destination_node_id may also differ from the current node ID because of a * non-local bus ID part or in case of a broadcast write request. Note, a * client must call an %FW_CDEV_IOC_SEND_RESPONSE ioctl even in case of a * broadcast write request; the kernel will then release the kernel-side pending * request but will not actually send a response packet. * * In case of a write request to FCP_REQUEST or FCP_RESPONSE, the kernel already * sent a write response immediately after the request was received; in this * case the client must still call an %FW_CDEV_IOC_SEND_RESPONSE ioctl to * release the kernel-side pending request, though another response won't be * sent. * * If the client subsequently needs to initiate requests to the sender node of * an &fw_cdev_event_request2, it needs to use a device file with matching * card index, node ID, and generation for outbound requests. */ struct fw_cdev_event_request2 { __u64 closure; __u32 type; __u32 tcode; __u64 offset; __u32 source_node_id; __u32 destination_node_id; __u32 card; __u32 generation; __u32 handle; __u32 length; __u32 data[0]; }; /** * struct fw_cdev_event_iso_interrupt - Sent when an iso packet was completed * @closure: See &fw_cdev_event_common; * set by %FW_CDEV_CREATE_ISO_CONTEXT ioctl * @type: See &fw_cdev_event_common; always %FW_CDEV_EVENT_ISO_INTERRUPT * @cycle: Cycle counter of the last completed packet * @header_length: Total length of following headers, in bytes * @header: Stripped headers, if any * * This event is sent when the controller has completed an &fw_cdev_iso_packet * with the %FW_CDEV_ISO_INTERRUPT bit set, when explicitly requested with * %FW_CDEV_IOC_FLUSH_ISO, or when there have been so many completed packets * without the interrupt bit set that the kernel's internal buffer for @header * is about to overflow. (In the last case, ABI versions < 5 drop header data * up to the next interrupt packet.) * * Isochronous transmit events (context type %FW_CDEV_ISO_CONTEXT_TRANSMIT): * * In version 3 and some implementations of version 2 of the ABI, &header_length * is a multiple of 4 and &header contains timestamps of all packets up until * the interrupt packet. The format of the timestamps is as described below for * isochronous reception. In version 1 of the ABI, &header_length was 0. * * Isochronous receive events (context type %FW_CDEV_ISO_CONTEXT_RECEIVE): * * The headers stripped of all packets up until and including the interrupt * packet are returned in the @header field. The amount of header data per * packet is as specified at iso context creation by * &fw_cdev_create_iso_context.header_size. * * Hence, _interrupt.header_length / _context.header_size is the number of * packets received in this interrupt event. The client can now iterate * through the mmap()'ed DMA buffer according to this number of packets and * to the buffer sizes as the client specified in &fw_cdev_queue_iso. * * Since version 2 of this ABI, the portion for each packet in _interrupt.header * consists of the 1394 isochronous packet header, followed by a timestamp * quadlet if &fw_cdev_create_iso_context.header_size > 4, followed by quadlets * from the packet payload if &fw_cdev_create_iso_context.header_size > 8. * * Format of 1394 iso packet header: 16 bits data_length, 2 bits tag, 6 bits * channel, 4 bits tcode, 4 bits sy, in big endian byte order. * data_length is the actual received size of the packet without the four * 1394 iso packet header bytes. * * Format of timestamp: 16 bits invalid, 3 bits cycleSeconds, 13 bits * cycleCount, in big endian byte order. * * In version 1 of the ABI, no timestamp quadlet was inserted; instead, payload * data followed directly after the 1394 is header if header_size > 4. * Behaviour of ver. 1 of this ABI is no longer available since ABI ver. 2. */ struct fw_cdev_event_iso_interrupt { __u64 closure; __u32 type; __u32 cycle; __u32 header_length; __u32 header[0]; }; /** * struct fw_cdev_event_iso_interrupt_mc - An iso buffer chunk was completed * @closure: See &fw_cdev_event_common; * set by %FW_CDEV_CREATE_ISO_CONTEXT ioctl * @type: %FW_CDEV_EVENT_ISO_INTERRUPT_MULTICHANNEL * @completed: Offset into the receive buffer; data before this offset is valid * * This event is sent in multichannel contexts (context type * %FW_CDEV_ISO_CONTEXT_RECEIVE_MULTICHANNEL) for &fw_cdev_iso_packet buffer * chunks that have been completely filled and that have the * %FW_CDEV_ISO_INTERRUPT bit set, or when explicitly requested with * %FW_CDEV_IOC_FLUSH_ISO. * * The buffer is continuously filled with the following data, per packet: * - the 1394 iso packet header as described at &fw_cdev_event_iso_interrupt, * but in little endian byte order, * - packet payload (as many bytes as specified in the data_length field of * the 1394 iso packet header) in big endian byte order, * - 0...3 padding bytes as needed to align the following trailer quadlet, * - trailer quadlet, containing the reception timestamp as described at * &fw_cdev_event_iso_interrupt, but in little endian byte order. * * Hence the per-packet size is data_length (rounded up to a multiple of 4) + 8. * When processing the data, stop before a packet that would cross the * @completed offset. * * A packet near the end of a buffer chunk will typically spill over into the * next queued buffer chunk. It is the responsibility of the client to check * for this condition, assemble a broken-up packet from its parts, and not to * re-queue any buffer chunks in which as yet unread packet parts reside. */ struct fw_cdev_event_iso_interrupt_mc { __u64 closure; __u32 type; __u32 completed; }; /** * struct fw_cdev_event_iso_resource - Iso resources were allocated or freed * @closure: See &fw_cdev_event_common; * set by %FW_CDEV_IOC_(DE)ALLOCATE_ISO_RESOURCE(_ONCE) ioctl * @type: %FW_CDEV_EVENT_ISO_RESOURCE_ALLOCATED or * %FW_CDEV_EVENT_ISO_RESOURCE_DEALLOCATED * @handle: Reference by which an allocated resource can be deallocated * @channel: Isochronous channel which was (de)allocated, if any * @bandwidth: Bandwidth allocation units which were (de)allocated, if any * * An %FW_CDEV_EVENT_ISO_RESOURCE_ALLOCATED event is sent after an isochronous * resource was allocated at the IRM. The client has to check @channel and * @bandwidth for whether the allocation actually succeeded. * * An %FW_CDEV_EVENT_ISO_RESOURCE_DEALLOCATED event is sent after an isochronous * resource was deallocated at the IRM. It is also sent when automatic * reallocation after a bus reset failed. * * @channel is <0 if no channel was (de)allocated or if reallocation failed. * @bandwidth is 0 if no bandwidth was (de)allocated or if reallocation failed. */ struct fw_cdev_event_iso_resource { __u64 closure; __u32 type; __u32 handle; __s32 channel; __s32 bandwidth; }; /** * struct fw_cdev_event_phy_packet - A PHY packet was transmitted or received * @closure: See &fw_cdev_event_common; set by %FW_CDEV_IOC_SEND_PHY_PACKET * or %FW_CDEV_IOC_RECEIVE_PHY_PACKETS ioctl * @type: %FW_CDEV_EVENT_PHY_PACKET_SENT or %..._RECEIVED * @rcode: %RCODE_..., indicates success or failure of transmission * @length: Data length in bytes * @data: Incoming data * * If @type is %FW_CDEV_EVENT_PHY_PACKET_SENT, @length is 0 and @data empty, * except in case of a ping packet: Then, @length is 4, and @data[0] is the * ping time in 49.152MHz clocks if @rcode is %RCODE_COMPLETE. * * If @type is %FW_CDEV_EVENT_PHY_PACKET_RECEIVED, @length is 8 and @data * consists of the two PHY packet quadlets, in host byte order. */ struct fw_cdev_event_phy_packet { __u64 closure; __u32 type; __u32 rcode; __u32 length; __u32 data[0]; }; /** * union fw_cdev_event - Convenience union of fw_cdev_event_ types * @common: Valid for all types * @bus_reset: Valid if @common.type == %FW_CDEV_EVENT_BUS_RESET * @response: Valid if @common.type == %FW_CDEV_EVENT_RESPONSE * @request: Valid if @common.type == %FW_CDEV_EVENT_REQUEST * @request2: Valid if @common.type == %FW_CDEV_EVENT_REQUEST2 * @iso_interrupt: Valid if @common.type == %FW_CDEV_EVENT_ISO_INTERRUPT * @iso_interrupt_mc: Valid if @common.type == * %FW_CDEV_EVENT_ISO_INTERRUPT_MULTICHANNEL * @iso_resource: Valid if @common.type == * %FW_CDEV_EVENT_ISO_RESOURCE_ALLOCATED or * %FW_CDEV_EVENT_ISO_RESOURCE_DEALLOCATED * @phy_packet: Valid if @common.type == * %FW_CDEV_EVENT_PHY_PACKET_SENT or * %FW_CDEV_EVENT_PHY_PACKET_RECEIVED * * Convenience union for userspace use. Events could be read(2) into an * appropriately aligned char buffer and then cast to this union for further * processing. Note that for a request, response or iso_interrupt event, * the data[] or header[] may make the size of the full event larger than * sizeof(union fw_cdev_event). Also note that if you attempt to read(2) * an event into a buffer that is not large enough for it, the data that does * not fit will be discarded so that the next read(2) will return a new event. */ union fw_cdev_event { struct fw_cdev_event_common common; struct fw_cdev_event_bus_reset bus_reset; struct fw_cdev_event_response response; struct fw_cdev_event_request request; struct fw_cdev_event_request2 request2; /* added in 2.6.36 */ struct fw_cdev_event_iso_interrupt iso_interrupt; struct fw_cdev_event_iso_interrupt_mc iso_interrupt_mc; /* added in 2.6.36 */ struct fw_cdev_event_iso_resource iso_resource; /* added in 2.6.30 */ struct fw_cdev_event_phy_packet phy_packet; /* added in 2.6.36 */ }; /* available since kernel version 2.6.22 */ #define FW_CDEV_IOC_GET_INFO _IOWR('#', 0x00, struct fw_cdev_get_info) #define FW_CDEV_IOC_SEND_REQUEST _IOW('#', 0x01, struct fw_cdev_send_request) #define FW_CDEV_IOC_ALLOCATE _IOWR('#', 0x02, struct fw_cdev_allocate) #define FW_CDEV_IOC_DEALLOCATE _IOW('#', 0x03, struct fw_cdev_deallocate) #define FW_CDEV_IOC_SEND_RESPONSE _IOW('#', 0x04, struct fw_cdev_send_response) #define FW_CDEV_IOC_INITIATE_BUS_RESET _IOW('#', 0x05, struct fw_cdev_initiate_bus_reset) #define FW_CDEV_IOC_ADD_DESCRIPTOR _IOWR('#', 0x06, struct fw_cdev_add_descriptor) #define FW_CDEV_IOC_REMOVE_DESCRIPTOR _IOW('#', 0x07, struct fw_cdev_remove_descriptor) #define FW_CDEV_IOC_CREATE_ISO_CONTEXT _IOWR('#', 0x08, struct fw_cdev_create_iso_context) #define FW_CDEV_IOC_QUEUE_ISO _IOWR('#', 0x09, struct fw_cdev_queue_iso) #define FW_CDEV_IOC_START_ISO _IOW('#', 0x0a, struct fw_cdev_start_iso) #define FW_CDEV_IOC_STOP_ISO _IOW('#', 0x0b, struct fw_cdev_stop_iso) /* available since kernel version 2.6.24 */ #define FW_CDEV_IOC_GET_CYCLE_TIMER _IOR('#', 0x0c, struct fw_cdev_get_cycle_timer) /* available since kernel version 2.6.30 */ #define FW_CDEV_IOC_ALLOCATE_ISO_RESOURCE _IOWR('#', 0x0d, struct fw_cdev_allocate_iso_resource) #define FW_CDEV_IOC_DEALLOCATE_ISO_RESOURCE _IOW('#', 0x0e, struct fw_cdev_deallocate) #define FW_CDEV_IOC_ALLOCATE_ISO_RESOURCE_ONCE _IOW('#', 0x0f, struct fw_cdev_allocate_iso_resource) #define FW_CDEV_IOC_DEALLOCATE_ISO_RESOURCE_ONCE _IOW('#', 0x10, struct fw_cdev_allocate_iso_resource) #define FW_CDEV_IOC_GET_SPEED _IO('#', 0x11) /* returns speed code */ #define FW_CDEV_IOC_SEND_BROADCAST_REQUEST _IOW('#', 0x12, struct fw_cdev_send_request) #define FW_CDEV_IOC_SEND_STREAM_PACKET _IOW('#', 0x13, struct fw_cdev_send_stream_packet) /* available since kernel version 2.6.34 */ #define FW_CDEV_IOC_GET_CYCLE_TIMER2 _IOWR('#', 0x14, struct fw_cdev_get_cycle_timer2) /* available since kernel version 2.6.36 */ #define FW_CDEV_IOC_SEND_PHY_PACKET _IOWR('#', 0x15, struct fw_cdev_send_phy_packet) #define FW_CDEV_IOC_RECEIVE_PHY_PACKETS _IOW('#', 0x16, struct fw_cdev_receive_phy_packets) #define FW_CDEV_IOC_SET_ISO_CHANNELS _IOW('#', 0x17, struct fw_cdev_set_iso_channels) /* available since kernel version 3.4 */ #define FW_CDEV_IOC_FLUSH_ISO _IOW('#', 0x18, struct fw_cdev_flush_iso) /* * ABI version history * 1 (2.6.22) - initial version * (2.6.24) - added %FW_CDEV_IOC_GET_CYCLE_TIMER * 2 (2.6.30) - changed &fw_cdev_event_iso_interrupt.header if * &fw_cdev_create_iso_context.header_size is 8 or more * - added %FW_CDEV_IOC_*_ISO_RESOURCE*, * %FW_CDEV_IOC_GET_SPEED, %FW_CDEV_IOC_SEND_BROADCAST_REQUEST, * %FW_CDEV_IOC_SEND_STREAM_PACKET * (2.6.32) - added time stamp to xmit &fw_cdev_event_iso_interrupt * (2.6.33) - IR has always packet-per-buffer semantics now, not one of * dual-buffer or packet-per-buffer depending on hardware * - shared use and auto-response for FCP registers * 3 (2.6.34) - made &fw_cdev_get_cycle_timer reliable * - added %FW_CDEV_IOC_GET_CYCLE_TIMER2 * 4 (2.6.36) - added %FW_CDEV_EVENT_REQUEST2, %FW_CDEV_EVENT_PHY_PACKET_*, * and &fw_cdev_allocate.region_end * - implemented &fw_cdev_event_bus_reset.bm_node_id * - added %FW_CDEV_IOC_SEND_PHY_PACKET, _RECEIVE_PHY_PACKETS * - added %FW_CDEV_EVENT_ISO_INTERRUPT_MULTICHANNEL, * %FW_CDEV_ISO_CONTEXT_RECEIVE_MULTICHANNEL, and * %FW_CDEV_IOC_SET_ISO_CHANNELS * 5 (3.4) - send %FW_CDEV_EVENT_ISO_INTERRUPT events when needed to * avoid dropping data * - added %FW_CDEV_IOC_FLUSH_ISO */ /** * struct fw_cdev_get_info - General purpose information ioctl * @version: The version field is just a running serial number. Both an * input parameter (ABI version implemented by the client) and * output parameter (ABI version implemented by the kernel). * A client shall fill in the ABI @version for which the client * was implemented. This is necessary for forward compatibility. * @rom_length: If @rom is non-zero, up to @rom_length bytes of Configuration * ROM will be copied into that user space address. In either * case, @rom_length is updated with the actual length of the * Configuration ROM. * @rom: If non-zero, address of a buffer to be filled by a copy of the * device's Configuration ROM * @bus_reset: If non-zero, address of a buffer to be filled by a * &struct fw_cdev_event_bus_reset with the current state * of the bus. This does not cause a bus reset to happen. * @bus_reset_closure: Value of &closure in this and subsequent bus reset events * @card: The index of the card this device belongs to * * The %FW_CDEV_IOC_GET_INFO ioctl is usually the very first one which a client * performs right after it opened a /dev/fw* file. * * As a side effect, reception of %FW_CDEV_EVENT_BUS_RESET events to be read(2) * is started by this ioctl. */ struct fw_cdev_get_info { __u32 version; __u32 rom_length; __u64 rom; __u64 bus_reset; __u64 bus_reset_closure; __u32 card; }; /** * struct fw_cdev_send_request - Send an asynchronous request packet * @tcode: Transaction code of the request * @length: Length of outgoing payload, in bytes * @offset: 48-bit offset at destination node * @closure: Passed back to userspace in the response event * @data: Userspace pointer to payload * @generation: The bus generation where packet is valid * * Send a request to the device. This ioctl implements all outgoing requests. * Both quadlet and block request specify the payload as a pointer to the data * in the @data field. Once the transaction completes, the kernel writes an * &fw_cdev_event_response event back. The @closure field is passed back to * user space in the response event. */ struct fw_cdev_send_request { __u32 tcode; __u32 length; __u64 offset; __u64 closure; __u64 data; __u32 generation; }; /** * struct fw_cdev_send_response - Send an asynchronous response packet * @rcode: Response code as determined by the userspace handler * @length: Length of outgoing payload, in bytes * @data: Userspace pointer to payload * @handle: The handle from the &fw_cdev_event_request * * Send a response to an incoming request. By setting up an address range using * the %FW_CDEV_IOC_ALLOCATE ioctl, userspace can listen for incoming requests. An * incoming request will generate an %FW_CDEV_EVENT_REQUEST, and userspace must * send a reply using this ioctl. The event has a handle to the kernel-side * pending transaction, which should be used with this ioctl. */ struct fw_cdev_send_response { __u32 rcode; __u32 length; __u64 data; __u32 handle; }; /** * struct fw_cdev_allocate - Allocate a CSR in an address range * @offset: Start offset of the address range * @closure: To be passed back to userspace in request events * @length: Length of the CSR, in bytes * @handle: Handle to the allocation, written by the kernel * @region_end: First address above the address range (added in ABI v4, 2.6.36) * * Allocate an address range in the 48-bit address space on the local node * (the controller). This allows userspace to listen for requests with an * offset within that address range. Every time when the kernel receives a * request within the range, an &fw_cdev_event_request2 event will be emitted. * (If the kernel or the client implements ABI version <= 3, an * &fw_cdev_event_request will be generated instead.) * * The @closure field is passed back to userspace in these request events. * The @handle field is an out parameter, returning a handle to the allocated * range to be used for later deallocation of the range. * * The address range is allocated on all local nodes. The address allocation * is exclusive except for the FCP command and response registers. If an * exclusive address region is already in use, the ioctl fails with errno set * to %EBUSY. * * If kernel and client implement ABI version >= 4, the kernel looks up a free * spot of size @length inside [@offset..@region_end) and, if found, writes * the start address of the new CSR back in @offset. I.e. @offset is an * in and out parameter. If this automatic placement of a CSR in a bigger * address range is not desired, the client simply needs to set @region_end * = @offset + @length. * * If the kernel or the client implements ABI version <= 3, @region_end is * ignored and effectively assumed to be @offset + @length. * * @region_end is only present in a kernel header >= 2.6.36. If necessary, * this can for example be tested by #ifdef FW_CDEV_EVENT_REQUEST2. */ struct fw_cdev_allocate { __u64 offset; __u64 closure; __u32 length; __u32 handle; __u64 region_end; /* available since kernel version 2.6.36 */ }; /** * struct fw_cdev_deallocate - Free a CSR address range or isochronous resource * @handle: Handle to the address range or iso resource, as returned by the * kernel when the range or resource was allocated */ struct fw_cdev_deallocate { __u32 handle; }; #define FW_CDEV_LONG_RESET 0 #define FW_CDEV_SHORT_RESET 1 /** * struct fw_cdev_initiate_bus_reset - Initiate a bus reset * @type: %FW_CDEV_SHORT_RESET or %FW_CDEV_LONG_RESET * * Initiate a bus reset for the bus this device is on. The bus reset can be * either the original (long) bus reset or the arbitrated (short) bus reset * introduced in 1394a-2000. * * The ioctl returns immediately. A subsequent &fw_cdev_event_bus_reset * indicates when the reset actually happened. Since ABI v4, this may be * considerably later than the ioctl because the kernel ensures a grace period * between subsequent bus resets as per IEEE 1394 bus management specification. */ struct fw_cdev_initiate_bus_reset { __u32 type; }; /** * struct fw_cdev_add_descriptor - Add contents to the local node's config ROM * @immediate: If non-zero, immediate key to insert before pointer * @key: Upper 8 bits of root directory pointer * @data: Userspace pointer to contents of descriptor block * @length: Length of descriptor block data, in quadlets * @handle: Handle to the descriptor, written by the kernel * * Add a descriptor block and optionally a preceding immediate key to the local * node's Configuration ROM. * * The @key field specifies the upper 8 bits of the descriptor root directory * pointer and the @data and @length fields specify the contents. The @key * should be of the form 0xXX000000. The offset part of the root directory entry * will be filled in by the kernel. * * If not 0, the @immediate field specifies an immediate key which will be * inserted before the root directory pointer. * * @immediate, @key, and @data array elements are CPU-endian quadlets. * * If successful, the kernel adds the descriptor and writes back a @handle to * the kernel-side object to be used for later removal of the descriptor block * and immediate key. The kernel will also generate a bus reset to signal the * change of the Configuration ROM to other nodes. * * This ioctl affects the Configuration ROMs of all local nodes. * The ioctl only succeeds on device files which represent a local node. */ struct fw_cdev_add_descriptor { __u32 immediate; __u32 key; __u64 data; __u32 length; __u32 handle; }; /** * struct fw_cdev_remove_descriptor - Remove contents from the Configuration ROM * @handle: Handle to the descriptor, as returned by the kernel when the * descriptor was added * * Remove a descriptor block and accompanying immediate key from the local * nodes' Configuration ROMs. The kernel will also generate a bus reset to * signal the change of the Configuration ROM to other nodes. */ struct fw_cdev_remove_descriptor { __u32 handle; }; #define FW_CDEV_ISO_CONTEXT_TRANSMIT 0 #define FW_CDEV_ISO_CONTEXT_RECEIVE 1 #define FW_CDEV_ISO_CONTEXT_RECEIVE_MULTICHANNEL 2 /* added in 2.6.36 */ /** * struct fw_cdev_create_iso_context - Create a context for isochronous I/O * @type: %FW_CDEV_ISO_CONTEXT_TRANSMIT or %FW_CDEV_ISO_CONTEXT_RECEIVE or * %FW_CDEV_ISO_CONTEXT_RECEIVE_MULTICHANNEL * @header_size: Header size to strip in single-channel reception * @channel: Channel to bind to in single-channel reception or transmission * @speed: Transmission speed * @closure: To be returned in &fw_cdev_event_iso_interrupt or * &fw_cdev_event_iso_interrupt_multichannel * @handle: Handle to context, written back by kernel * * Prior to sending or receiving isochronous I/O, a context must be created. * The context records information about the transmit or receive configuration * and typically maps to an underlying hardware resource. A context is set up * for either sending or receiving. It is bound to a specific isochronous * @channel. * * In case of multichannel reception, @header_size and @channel are ignored * and the channels are selected by %FW_CDEV_IOC_SET_ISO_CHANNELS. * * For %FW_CDEV_ISO_CONTEXT_RECEIVE contexts, @header_size must be at least 4 * and must be a multiple of 4. It is ignored in other context types. * * @speed is ignored in receive context types. * * If a context was successfully created, the kernel writes back a handle to the * context, which must be passed in for subsequent operations on that context. * * Limitations: * No more than one iso context can be created per fd. * The total number of contexts that all userspace and kernelspace drivers can * create on a card at a time is a hardware limit, typically 4 or 8 contexts per * direction, and of them at most one multichannel receive context. */ struct fw_cdev_create_iso_context { __u32 type; __u32 header_size; __u32 channel; __u32 speed; __u64 closure; __u32 handle; }; /** * struct fw_cdev_set_iso_channels - Select channels in multichannel reception * @channels: Bitmask of channels to listen to * @handle: Handle of the mutichannel receive context * * @channels is the bitwise or of 1ULL << n for each channel n to listen to. * * The ioctl fails with errno %EBUSY if there is already another receive context * on a channel in @channels. In that case, the bitmask of all unoccupied * channels is returned in @channels. */ struct fw_cdev_set_iso_channels { __u64 channels; __u32 handle; }; #define FW_CDEV_ISO_PAYLOAD_LENGTH(v) (v) #define FW_CDEV_ISO_INTERRUPT (1 << 16) #define FW_CDEV_ISO_SKIP (1 << 17) #define FW_CDEV_ISO_SYNC (1 << 17) #define FW_CDEV_ISO_TAG(v) ((v) << 18) #define FW_CDEV_ISO_SY(v) ((v) << 20) #define FW_CDEV_ISO_HEADER_LENGTH(v) ((v) << 24) /** * struct fw_cdev_iso_packet - Isochronous packet * @control: Contains the header length (8 uppermost bits), * the sy field (4 bits), the tag field (2 bits), a sync flag * or a skip flag (1 bit), an interrupt flag (1 bit), and the * payload length (16 lowermost bits) * @header: Header and payload in case of a transmit context. * * &struct fw_cdev_iso_packet is used to describe isochronous packet queues. * Use the FW_CDEV_ISO_ macros to fill in @control. * The @header array is empty in case of receive contexts. * * Context type %FW_CDEV_ISO_CONTEXT_TRANSMIT: * * @control.HEADER_LENGTH must be a multiple of 4. It specifies the numbers of * bytes in @header that will be prepended to the packet's payload. These bytes * are copied into the kernel and will not be accessed after the ioctl has * returned. * * The @control.SY and TAG fields are copied to the iso packet header. These * fields are specified by IEEE 1394a and IEC 61883-1. * * The @control.SKIP flag specifies that no packet is to be sent in a frame. * When using this, all other fields except @control.INTERRUPT must be zero. * * When a packet with the @control.INTERRUPT flag set has been completed, an * &fw_cdev_event_iso_interrupt event will be sent. * * Context type %FW_CDEV_ISO_CONTEXT_RECEIVE: * * @control.HEADER_LENGTH must be a multiple of the context's header_size. * If the HEADER_LENGTH is larger than the context's header_size, multiple * packets are queued for this entry. * * The @control.SY and TAG fields are ignored. * * If the @control.SYNC flag is set, the context drops all packets until a * packet with a sy field is received which matches &fw_cdev_start_iso.sync. * * @control.PAYLOAD_LENGTH defines how many payload bytes can be received for * one packet (in addition to payload quadlets that have been defined as headers * and are stripped and returned in the &fw_cdev_event_iso_interrupt structure). * If more bytes are received, the additional bytes are dropped. If less bytes * are received, the remaining bytes in this part of the payload buffer will not * be written to, not even by the next packet. I.e., packets received in * consecutive frames will not necessarily be consecutive in memory. If an * entry has queued multiple packets, the PAYLOAD_LENGTH is divided equally * among them. * * When a packet with the @control.INTERRUPT flag set has been completed, an * &fw_cdev_event_iso_interrupt event will be sent. An entry that has queued * multiple receive packets is completed when its last packet is completed. * * Context type %FW_CDEV_ISO_CONTEXT_RECEIVE_MULTICHANNEL: * * Here, &fw_cdev_iso_packet would be more aptly named _iso_buffer_chunk since * it specifies a chunk of the mmap()'ed buffer, while the number and alignment * of packets to be placed into the buffer chunk is not known beforehand. * * @control.PAYLOAD_LENGTH is the size of the buffer chunk and specifies room * for header, payload, padding, and trailer bytes of one or more packets. * It must be a multiple of 4. * * @control.HEADER_LENGTH, TAG and SY are ignored. SYNC is treated as described * for single-channel reception. * * When a buffer chunk with the @control.INTERRUPT flag set has been filled * entirely, an &fw_cdev_event_iso_interrupt_mc event will be sent. */ struct fw_cdev_iso_packet { __u32 control; __u32 header[0]; }; /** * struct fw_cdev_queue_iso - Queue isochronous packets for I/O * @packets: Userspace pointer to an array of &fw_cdev_iso_packet * @data: Pointer into mmap()'ed payload buffer * @size: Size of the @packets array, in bytes * @handle: Isochronous context handle * * Queue a number of isochronous packets for reception or transmission. * This ioctl takes a pointer to an array of &fw_cdev_iso_packet structs, * which describe how to transmit from or receive into a contiguous region * of a mmap()'ed payload buffer. As part of transmit packet descriptors, * a series of headers can be supplied, which will be prepended to the * payload during DMA. * * The kernel may or may not queue all packets, but will write back updated * values of the @packets, @data and @size fields, so the ioctl can be * resubmitted easily. * * In case of a multichannel receive context, @data must be quadlet-aligned * relative to the buffer start. */ struct fw_cdev_queue_iso { __u64 packets; __u64 data; __u32 size; __u32 handle; }; #define FW_CDEV_ISO_CONTEXT_MATCH_TAG0 1 #define FW_CDEV_ISO_CONTEXT_MATCH_TAG1 2 #define FW_CDEV_ISO_CONTEXT_MATCH_TAG2 4 #define FW_CDEV_ISO_CONTEXT_MATCH_TAG3 8 #define FW_CDEV_ISO_CONTEXT_MATCH_ALL_TAGS 15 /** * struct fw_cdev_start_iso - Start an isochronous transmission or reception * @cycle: Cycle in which to start I/O. If @cycle is greater than or * equal to 0, the I/O will start on that cycle. * @sync: Determines the value to wait for for receive packets that have * the %FW_CDEV_ISO_SYNC bit set * @tags: Tag filter bit mask. Only valid for isochronous reception. * Determines the tag values for which packets will be accepted. * Use FW_CDEV_ISO_CONTEXT_MATCH_ macros to set @tags. * @handle: Isochronous context handle within which to transmit or receive */ struct fw_cdev_start_iso { __s32 cycle; __u32 sync; __u32 tags; __u32 handle; }; /** * struct fw_cdev_stop_iso - Stop an isochronous transmission or reception * @handle: Handle of isochronous context to stop */ struct fw_cdev_stop_iso { __u32 handle; }; /** * struct fw_cdev_flush_iso - flush completed iso packets * @handle: handle of isochronous context to flush * * For %FW_CDEV_ISO_CONTEXT_TRANSMIT or %FW_CDEV_ISO_CONTEXT_RECEIVE contexts, * report any completed packets. * * For %FW_CDEV_ISO_CONTEXT_RECEIVE_MULTICHANNEL contexts, report the current * offset in the receive buffer, if it has changed; this is typically in the * middle of some buffer chunk. * * Any %FW_CDEV_EVENT_ISO_INTERRUPT or %FW_CDEV_EVENT_ISO_INTERRUPT_MULTICHANNEL * events generated by this ioctl are sent synchronously, i.e., are available * for reading from the file descriptor when this ioctl returns. */ struct fw_cdev_flush_iso { __u32 handle; }; /** * struct fw_cdev_get_cycle_timer - read cycle timer register * @local_time: system time, in microseconds since the Epoch * @cycle_timer: Cycle Time register contents * * Same as %FW_CDEV_IOC_GET_CYCLE_TIMER2, but fixed to use %CLOCK_REALTIME * and only with microseconds resolution. * * In version 1 and 2 of the ABI, this ioctl returned unreliable (non- * monotonic) @cycle_timer values on certain controllers. */ struct fw_cdev_get_cycle_timer { __u64 local_time; __u32 cycle_timer; }; /** * struct fw_cdev_get_cycle_timer2 - read cycle timer register * @tv_sec: system time, seconds * @tv_nsec: system time, sub-seconds part in nanoseconds * @clk_id: input parameter, clock from which to get the system time * @cycle_timer: Cycle Time register contents * * The %FW_CDEV_IOC_GET_CYCLE_TIMER2 ioctl reads the isochronous cycle timer * and also the system clock. This allows to correlate reception time of * isochronous packets with system time. * * @clk_id lets you choose a clock like with POSIX' clock_gettime function. * Supported @clk_id values are POSIX' %CLOCK_REALTIME and %CLOCK_MONOTONIC * and Linux' %CLOCK_MONOTONIC_RAW. * * @cycle_timer consists of 7 bits cycleSeconds, 13 bits cycleCount, and * 12 bits cycleOffset, in host byte order. Cf. the Cycle Time register * per IEEE 1394 or Isochronous Cycle Timer register per OHCI-1394. */ struct fw_cdev_get_cycle_timer2 { __s64 tv_sec; __s32 tv_nsec; __s32 clk_id; __u32 cycle_timer; }; /** * struct fw_cdev_allocate_iso_resource - (De)allocate a channel or bandwidth * @closure: Passed back to userspace in corresponding iso resource events * @channels: Isochronous channels of which one is to be (de)allocated * @bandwidth: Isochronous bandwidth units to be (de)allocated * @handle: Handle to the allocation, written by the kernel (only valid in * case of %FW_CDEV_IOC_ALLOCATE_ISO_RESOURCE ioctls) * * The %FW_CDEV_IOC_ALLOCATE_ISO_RESOURCE ioctl initiates allocation of an * isochronous channel and/or of isochronous bandwidth at the isochronous * resource manager (IRM). Only one of the channels specified in @channels is * allocated. An %FW_CDEV_EVENT_ISO_RESOURCE_ALLOCATED is sent after * communication with the IRM, indicating success or failure in the event data. * The kernel will automatically reallocate the resources after bus resets. * Should a reallocation fail, an %FW_CDEV_EVENT_ISO_RESOURCE_DEALLOCATED event * will be sent. The kernel will also automatically deallocate the resources * when the file descriptor is closed. * * The %FW_CDEV_IOC_DEALLOCATE_ISO_RESOURCE ioctl can be used to initiate * deallocation of resources which were allocated as described above. * An %FW_CDEV_EVENT_ISO_RESOURCE_DEALLOCATED event concludes this operation. * * The %FW_CDEV_IOC_ALLOCATE_ISO_RESOURCE_ONCE ioctl is a variant of allocation * without automatic re- or deallocation. * An %FW_CDEV_EVENT_ISO_RESOURCE_ALLOCATED event concludes this operation, * indicating success or failure in its data. * * The %FW_CDEV_IOC_DEALLOCATE_ISO_RESOURCE_ONCE ioctl works like * %FW_CDEV_IOC_ALLOCATE_ISO_RESOURCE_ONCE except that resources are freed * instead of allocated. * An %FW_CDEV_EVENT_ISO_RESOURCE_DEALLOCATED event concludes this operation. * * To summarize, %FW_CDEV_IOC_ALLOCATE_ISO_RESOURCE allocates iso resources * for the lifetime of the fd or @handle. * In contrast, %FW_CDEV_IOC_ALLOCATE_ISO_RESOURCE_ONCE allocates iso resources * for the duration of a bus generation. * * @channels is a host-endian bitfield with the least significant bit * representing channel 0 and the most significant bit representing channel 63: * 1ULL << c for each channel c that is a candidate for (de)allocation. * * @bandwidth is expressed in bandwidth allocation units, i.e. the time to send * one quadlet of data (payload or header data) at speed S1600. */ struct fw_cdev_allocate_iso_resource { __u64 closure; __u64 channels; __u32 bandwidth; __u32 handle; }; /** * struct fw_cdev_send_stream_packet - send an asynchronous stream packet * @length: Length of outgoing payload, in bytes * @tag: Data format tag * @channel: Isochronous channel to transmit to * @sy: Synchronization code * @closure: Passed back to userspace in the response event * @data: Userspace pointer to payload * @generation: The bus generation where packet is valid * @speed: Speed to transmit at * * The %FW_CDEV_IOC_SEND_STREAM_PACKET ioctl sends an asynchronous stream packet * to every device which is listening to the specified channel. The kernel * writes an &fw_cdev_event_response event which indicates success or failure of * the transmission. */ struct fw_cdev_send_stream_packet { __u32 length; __u32 tag; __u32 channel; __u32 sy; __u64 closure; __u64 data; __u32 generation; __u32 speed; }; /** * struct fw_cdev_send_phy_packet - send a PHY packet * @closure: Passed back to userspace in the PHY-packet-sent event * @data: First and second quadlet of the PHY packet * @generation: The bus generation where packet is valid * * The %FW_CDEV_IOC_SEND_PHY_PACKET ioctl sends a PHY packet to all nodes * on the same card as this device. After transmission, an * %FW_CDEV_EVENT_PHY_PACKET_SENT event is generated. * * The payload @data[] shall be specified in host byte order. Usually, * @data[1] needs to be the bitwise inverse of @data[0]. VersaPHY packets * are an exception to this rule. * * The ioctl is only permitted on device files which represent a local node. */ struct fw_cdev_send_phy_packet { __u64 closure; __u32 data[2]; __u32 generation; }; /** * struct fw_cdev_receive_phy_packets - start reception of PHY packets * @closure: Passed back to userspace in phy packet events * * This ioctl activates issuing of %FW_CDEV_EVENT_PHY_PACKET_RECEIVED due to * incoming PHY packets from any node on the same bus as the device. * * The ioctl is only permitted on device files which represent a local node. */ struct fw_cdev_receive_phy_packets { __u64 closure; }; #define FW_CDEV_VERSION 3 /* Meaningless legacy macro; don't use it. */ #endif /* _LINUX_FIREWIRE_CDEV_H */
Close
