HP-UX Reference (11i v1 00/12) - 5 Miscellaneous Topics, 7 Device (Special) Files, 9 General Information, Index (vol 9)

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STANDARD Printed by: Nora Chuang [nchuang] STANDARD
/build/1111/BRICK/man7/!!!intro.7
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f
framebuf(7) framebuf(7)
For the HPA1047A Interface Card, the fields of the crt_dma_info structure have the following res-
trictions:
mem_addr 32-byte aligned
fb_addr 16-byte aligned
length non-zero multiple of 32
skipcount 0
ERRORS
[EAGAIN] The operation would result in suspension of the calling process, but the request was either
GCLOCK_NOWAIT or GCLOCK_BLOCKSIG_NOWAIT.
[EBUSY]
Attempted to lock the device, which is already locked by the same process.
[EINTR] A call to ioctl(2) was interrupted by a signal.
[EINVAL] An invalid ioctl(2) command was made.
[ENODEV] Attempted to use read(2) or write(2) system calls on the device.
[ENOMEM] Sufficient memory for mapping could not be allocated.
[ENOSPC] Required resources for mapping could not be allocated.
[ENXIO] The minor number on the device file refers to a nonexistent device.
[EPERM] Requested GCUNLOCK ioctl(2) command, but the device was locked by a different process.
AUTHOR
framebuf was developed by HP.
SEE ALSO
select(2), open(2), close(2), signal(2), sigsetmask(2), lockf(2), ioctl(2), mknod(1M), starbase(3G), termio(7).
Section 7−−36 − 5 − HP-UX Release 11i: December 2000
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