freebsd-dev/sys/alpha/mcbus
Matt Jacob 888620f24e Doug found that doing a W1C on MCPCIA_INT_REQ just around the time you
clear MCPCIA_INT_MASK0 helps things substantially. So, why not indeed?

Rearrange irq and cookie calculation to use shifts/masks instead
of division. Fix things to correctly remember the intpin for that
one in a million non-INTA PCI device.
2001-02-13 22:48:12 +00:00
..
mcbus.c
mcbusreg.h add mcbus minimum id value 2001-02-13 22:45:53 +00:00
mcbusvar.h
mcmem.c
mcpcia.c Doug found that doing a W1C on MCPCIA_INT_REQ just around the time you 2001-02-13 22:48:12 +00:00
mcpciareg.h
mcpciavar.h add defines for EISA, NCR IRQs; add defines for MID and SLOT shift values 2001-02-13 22:46:30 +00:00