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Added missing sim_cancel support for device simulation code using the sim_disk and sim_tape libraries and doing asynchronous I/O if asynchronous I/O is active

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This commit is contained in:
Mark Pizzolato
2012-12-12 10:58:19 -08:00
parent e541a3408f
commit 2b5ceae2be
5 changed files with 110 additions and 6 deletions
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7
sim_defs.h
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@@ -368,6 +368,8 @@ struct sim_unit {
void *up8; /* device specific */
#ifdef SIM_ASYNCH_IO
void (*a_check_completion)(struct sim_unit *);
t_bool (*a_is_active)(struct sim_unit *);
void (*a_cancel)(struct sim_unit *);
struct sim_unit *a_next; /* next asynch active */
int32 a_event_time;
t_stat (*a_activate_call)(struct sim_unit *, int32);
@@ -609,7 +611,8 @@ extern int32 sim_asynch_inst_latency;
pthread_mutex_destroy(&sim_asynch_lock); \
pthread_cond_destroy(&sim_asynch_wake); \
}
#define AIO_IS_ACTIVE(uptr) (((uptr)->a_is_active ? (uptr)->a_is_active (uptr) : FALSE) || ((uptr)->a_next))
#define AIO_CANCEL(uptr) if ((uptr)->a_cancel) (uptr)->a_cancel (uptr); else (void)0
#if defined(__DECC_VER)
#include <builtins>
#if defined(__IA64)
@@ -750,6 +753,8 @@ extern int32 sim_asynch_inst_latency;
#define AIO_CHECK_EVENT
#define AIO_INIT
#define AIO_CLEANUP
#define AIO_IS_ACTIVE(uptr) FALSE
#define AIO_CANCEL(uptr)
#define AIO_SET_INTERRUPT_LATENCY(instpersec)
#endif /* SIM_ASYNCH_IO */