read_zsreg(9) Read a register from a Z85230

SYNOPSIS

u8 read_zsreg(struct z8530_channel * c, u8 reg);

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 <[email protected]>

Author.

COPYRIGHT