MPTCTL_SYSCALL_DOWN(9) Message-based devices MPTCTL_SYSCALL_DOWN(9)NAME
mptctl_syscall_down - Down the MPT adapter syscall semaphore.
int mptctl_syscall_down(MPT_ADAPTER * ioc, int nonblock);
Pointer to MPT adapter
boolean, non-zero if O_NONBLOCK is set
All of the ioctl commands can potentially sleep, which is illegal with a spinlock held, thus we perform mutual exclusion here.
Returns negative errno on error, or zero for success.
COPYRIGHT Kernel Hackers Manual 3.10 June 2014 MPTCTL_SYSCALL_DOWN(9)
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MPT(4) BSD Kernel Interfaces Manual MPT(4)NAME
mpt -- LSI Fusion-MPT SCSI/Fibre Channel driver
mpt* at pci? dev ? function ?
scsibus* at mpt?
The mpt driver provides support for the LSI Logic Fusion-MPT family of SCSI and Fibre Channel and SAS controllers:
o 53c1020 (Ultra320 SCSI)
o 53c1030 (Dual Ultra320 SCSI)
o AS1068 (SAS/SATA)
o FC909 (1Gb/s Fibre Channel)
o FC909A (Dual 1Gb/s Fibre Channel)
o FC919 (2Gb/s Fibre Channel)
o FC919X (2Gb/s Fibre Channel, PCI-X)
o FC929 (Dual 2Gb/s Fibre Channel)
o FC929X (Dual 2Gb/s Fibre Channel, PCI-X)
SEE ALSO cd(4), ch(4), intro(4), pci(4), scsi(4), sd(4), siop(4), st(4), uk(4)HISTORY
The mpt driver first appeared in NetBSD 2.0.
The mpt driver was originally written for FreeBSD by Greg Ansley . It was ported to NetBSD by Jason R. Thorpe and contributed by Wasabi Sys-
BSD February 16, 2009 BSD
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