read_zsreg (9) - Linux Manuals
read_zsreg: Read a register from a Z85230
NAME
read_zsreg - Read a register from a Z85230
SYNOPSIS
-
u8 read_zsreg(struct z8530_channel
* c, u8reg);
ARGUMENTS
c
-
- Z8530 channel to read from (2 per chip)
reg
-
Register to read FIXME: Use a spinlock.
Most of the Z8530 registers are indexed off the control registers. A read is done by writing to the control register and reading the register back. The caller must hold the lock
AUTHOR
Alan Cox <alan [at] lxorguk.ukuu.org.uk>
- Author.
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