1 files changed, 99 insertions, 0 deletions
diff --git a/sys/i386/isa/sound/os.h b/sys/i386/isa/sound/os.h
new file mode 100644
index 0000000..cea247c
--- /dev/null
+++ b/sys/i386/isa/sound/os.h
@@ -0,0 +1,99 @@
+/*
+ * os.h -- only included by sound_config.h right after local.h
+ *
+ */
+
+#ifndef _OS_H_
+#define _OS_H_
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/proc.h>
+#include <sys/conf.h>
+#include <sys/fcntl.h>
+#include <sys/filio.h>
+#include <sys/uio.h>
+#include <sys/kernel.h>
+#include <sys/poll.h>
+#include <sys/malloc.h>
+#include <sys/buf.h>
+#include <sys/signalvar.h>
+
+#include <machine/soundcard.h>
+
+#include <i386/isa/isa_device.h>
+
+#undef DELAY
+#define DELAY(x)  tenmicrosec(x)
+typedef struct uio snd_rw_buf;
+
+struct snd_wait {
+	int             mode;
+	int             aborting;
+};
+
+
+unsigned long   get_time(void);
+
+#endif	/* _OS_H_ */
+
+typedef caddr_t ioctl_arg;
+
+typedef struct sound_os_info {
+	int             unit;
+}               sound_os_info;
+
+
+/*
+ * The following macro calls tsleep. It should be implemented such that
+ * the process is resumed if it receives a signal.
+ * The q parameter is a wait_queue defined with DEFINE_WAIT_QUEUE(),
+ * and the second is a workarea parameter. The third is a timeout 
+ * in ticks. Zero means no timeout.
+ */
+#define DO_SLEEP(q, f, time_limit)	\
+	{ \
+	  int flag; \
+	  f.mode = WK_SLEEP; \
+	  flag=tsleep(&q, (PRIBIO-5)|PCATCH, "sndint", time_limit); \
+	  f.mode &= ~WK_SLEEP; \
+	  if (flag == EWOULDBLOCK) { \
+		f.mode |= WK_TIMEOUT; \
+		f.aborting = 0; \
+	  } else \
+		f.aborting = flag; \
+	}
+
+#define DO_SLEEP1(q, f, time_limit)	\
+	{ \
+	  int flag; \
+	  f.mode = WK_SLEEP; \
+	  flag=tsleep(&q, (PRIBIO-5)|PCATCH, "snd1", time_limit); \
+	  f.mode &= ~WK_SLEEP; \
+	  if (flag == EWOULDBLOCK) { \
+		f.mode |= WK_TIMEOUT; \
+		f.aborting = 0; \
+	  } else \
+		f.aborting = flag; \
+	}
+
+#define DO_SLEEP2(q, f, time_limit)	\
+	{ \
+	  int flag; \
+	  f.mode = WK_SLEEP; \
+	  flag=tsleep(&q, (PRIBIO-5)|PCATCH, "snd2", time_limit); \
+	  f.mode &= ~WK_SLEEP; \
+	  if (flag == EWOULDBLOCK) { \
+		f.mode |= WK_TIMEOUT; \
+		f.aborting = 0; \
+	  } else \
+		f.aborting = flag; \
+	}
+
+#define PROCESS_ABORTING( f) (f.aborting || CURSIG(curproc))
+#define TIMED_OUT( f) (f.mode & WK_TIMEOUT)
+
+#ifdef ALLOW_POLL
+typedef struct proc select_table;
+extern struct selinfo selinfo[];
+#endif