Added support for ENEA OSE

This port has support for both non-smp and smp.

It contains a new way to do io checking in which erts_poll_wait
receives the payload of the polled entity. This has implications
for all linked-in drivers.

1 files changed, 18 insertions, 0 deletions

diff --git a/erts/emulator/beam/erl_driver.h b/erts/emulator/beam/erl_driver.h
index ab9ee63104..9ede2982de 100644
--- a/erts/emulator/beam/erl_driver.h
+++ b/erts/emulator/beam/erl_driver.h
@@ -271,6 +271,13 @@ typedef struct ErlDrvCond_ ErlDrvCond;
 typedef struct ErlDrvRWLock_ ErlDrvRWLock;
 typedef int ErlDrvTSDKey;
 
+/*
+ * Potential OSE signals
+ */
+#ifdef __OSE__
+typedef union SIGNAL OseSignal;
+#endif
+
 
 /*
  * 
@@ -346,6 +353,9 @@ typedef struct erl_drv_entry {
     	                        /* Called on behalf of driver_select when
 				   it is safe to release 'event'. A typical
 				   unix driver would call close(event) */
+#ifdef __OSE__
+    int (*resolve_signal)(OseSignal* sig, int* mode);
+#endif
     /* When adding entries here, dont forget to pad in obsolete/driver.h */
 } ErlDrvEntry;
 
@@ -680,6 +690,14 @@ EXTERN char *driver_dl_error(void);
 EXTERN int erl_drv_putenv(char *key, char *value);
 EXTERN int erl_drv_getenv(char *key, char *value, size_t *value_size);
 
+#ifdef __OSE__
+EXTERN OseSignal *erl_drv_ose_get_output_signal(ErlDrvEvent ev);
+EXTERN OseSignal *erl_drv_ose_get_input_signal(ErlDrvEvent ev);
+EXTERN ErlDrvEvent erl_drv_ose_event_alloc(SIGSELECT sig,int id);
+EXTERN void erl_drv_ose_event_free(ErlDrvEvent ev);
+EXTERN void erl_drv_ose_event_fetch(ErlDrvEvent ev, SIGSELECT *sig,int *id);
+#endif
+
 #endif /* !ERL_DRIVER_TYPES_ONLY */
 
 #ifdef WIN32_DYNAMIC_ERL_DRIVER