other versions
READ_ZSREG(9) | Internal Functions | READ_ZSREG(9) |
NAME¶
read_zsreg - Read a register from a Z85230SYNOPSIS¶
u8
read_zsreg(struct z8530_channel * c,
u8 reg);
ARGUMENTS¶
cZ8530 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@lxorguk.ukuu.org.uk>Author.
COPYRIGHT¶
January 2017 | Kernel Hackers Manual 4.8. |