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This commit is contained in:
Simon Gardling
2024-09-10 13:03:02 -04:00
parent 53c617d779
commit d66450e427
381 changed files with 28864 additions and 34170 deletions
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47
kern/dev/lamebus/ltimer_att.c
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@@ -37,34 +37,33 @@
#include "autoconf.h"
/* Lowest revision we support */
#define LOW_VERSION 1
#define LOW_VERSION 1
struct ltimer_softc *
attach_ltimer_to_lamebus(int ltimerno, struct lamebus_softc *sc)
{
struct ltimer_softc *lt;
int slot = lamebus_probe(sc, LB_VENDOR_CS161, LBCS161_TIMER,
LOW_VERSION, NULL);
if (slot < 0) {
/* No ltimer (or no additional ltimer) found */
return NULL;
}
struct ltimer_softc *attach_ltimer_to_lamebus(int ltimerno,
struct lamebus_softc *sc) {
struct ltimer_softc *lt;
int slot =
lamebus_probe(sc, LB_VENDOR_CS161, LBCS161_TIMER, LOW_VERSION, NULL);
if (slot < 0) {
/* No ltimer (or no additional ltimer) found */
return NULL;
}
lt = kmalloc(sizeof(struct ltimer_softc));
if (lt==NULL) {
/* out of memory */
return NULL;
}
lt = kmalloc(sizeof(struct ltimer_softc));
if (lt == NULL) {
/* out of memory */
return NULL;
}
(void)ltimerno; // unused
(void)ltimerno; // unused
/* Record what bus it's on */
lt->lt_bus = sc;
lt->lt_buspos = slot;
/* Record what bus it's on */
lt->lt_bus = sc;
lt->lt_buspos = slot;
/* Mark the slot in use and hook that slot's interrupt */
lamebus_mark(sc, slot);
lamebus_attach_interrupt(sc, slot, lt, ltimer_irq);
/* Mark the slot in use and hook that slot's interrupt */
lamebus_mark(sc, slot);
lamebus_attach_interrupt(sc, slot, lt, ltimer_irq);
return lt;
return lt;
}