void
undefined_init(void)
{
int loop;
/* Not actually necessary -- the initialiser is just NULL */
for (loop = 0; loop < NUM_UNKNOWN_HANDLERS; ++loop)
LIST_INIT(&undefined_handlers[loop]);
/* Install handler for CP15 emulation */
cp15_uh.uh_handler = cp15_trapper;
install_coproc_handler_static(SYSTEM_COPROC, &cp15_uh);
/* Install handler for GDB breakpoints */
gdb_uh.uh_handler = gdb_trapper;
install_coproc_handler_static(CORE_UNKNOWN_HANDLER, &gdb_uh);
#ifdef THUMB_CODE
gdb_uh_thumb.uh_handler = gdb_trapper;
install_coproc_handler_static(THUMB_UNKNOWN_HANDLER, &gdb_uh_thumb);
#endif
}
void
undefined_init()
{
int loop;
/* Not actually necessary -- the initialiser is just NULL */
for (loop = 0; loop < MAX_COPROCS; ++loop)
LIST_INIT(&undefined_handlers[loop]);
/* Install handler for GDB breakpoints */
gdb_uh.uh_handler = gdb_trapper;
install_coproc_handler_static(0, &gdb_uh);
}
void *
install_coproc_handler(int coproc, undef_handler_t handler)
{
struct undefined_handler *uh;
KASSERT(coproc >= 0 && coproc < MAX_COPROCS, ("bad coproc"));
KASSERT(handler != NULL, ("handler is NULL")); /* Used to be legal. */
/* XXX: M_TEMP??? */
uh = malloc(sizeof(*uh), M_TEMP, M_WAITOK);
uh->uh_handler = handler;
install_coproc_handler_static(coproc, uh);
return uh;
}
void *
install_coproc_handler(int coproc, undef_handler_t handler)
{
struct undefined_handler *uh;
KASSERT(coproc >= 0 && coproc < NUM_UNKNOWN_HANDLERS);
KASSERT(handler != NULL); /* Used to be legal. */
uh = kmem_alloc(sizeof(*uh), KM_NOSLEEP);
KASSERT(uh != NULL);
uh->uh_handler = handler;
install_coproc_handler_static(coproc, uh);
return uh;
}
void *
install_coproc_handler(int coproc, undef_handler_t handler)
{
struct undefined_handler *uh;
KASSERT(coproc >= 0 && coproc < MAX_COPROCS);
KASSERT(handler != NULL); /* Used to be legal. */
/* XXX: M_TEMP??? */
MALLOC(uh, struct undefined_handler *, sizeof(*uh), M_TEMP, M_WAITOK);
uh->uh_handler = handler;
install_coproc_handler_static(coproc, uh);
return uh;
}