xnu-7195.60.75.tar.gz

[apple/xnu.git] / osfmk / console / serial_protos.h

diff --git a/osfmk/console/serial_protos.h b/osfmk/console/serial_protos.h
index 90b691f1dab3b482b4180c639f09ab69620a8e8d..1e191633b113fb8d21555b2106c226df8e00562a 100644 (file)
--- a/osfmk/console/serial_protos.h
+++ b/osfmk/console/serial_protos.h
@@ -2,7 +2,7 @@
  * Copyright (c) 2005-2006 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- * 
+ *
  * This file contains Original Code and/or Modifications of Original Code
  * as defined in and that are subject to the Apple Public Source License
  * Version 2.0 (the 'License'). You may not use this file except in
@@ -11,10 +11,10 @@
  * unlawful or unlicensed copies of an Apple operating system, or to
  * circumvent, violate, or enable the circumvention or violation of, any
  * terms of an Apple operating system software license agreement.
- * 
+ *
  * Please obtain a copy of the License at
  * http://www.opensource.apple.com/apsl/ and read it before using this file.
- * 
+ *
  * The Original Code and all software distributed under the License are
  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
@@ -22,7 +22,7 @@
  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  * Please see the License for the specific language governing rights and
  * limitations under the License.
- * 
+ *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
@@ -35,28 +35,71 @@
 #ifndef _CONSOLE_SERIAL_PROTOS_H_
 #define _CONSOLE_SERIAL_PROTOS_H_
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
 void serial_keyboard_init(void);
-void serial_keyboard_start(void);
-void serial_keyboard_poll(void);
+void serial_keyboard_start(void) __dead2;
+void serial_keyboard_poll(void) __dead2;
 
 extern uint32_t serialmode;
+
+#define SERIALMODE_OUTPUT    0x1
+#define SERIALMODE_INPUT     0x2
+#define SERIALMODE_SYNCDRAIN 0x4
+#define SERIALMODE_BASE_TTY  0x8 /* Load Base/Recovery/FVUnlock TTY */
+
 extern uint32_t cons_ops_index;
-extern uint32_t nconsops;
+extern const uint32_t nconsops;
 extern unsigned int disable_serial_output;
+#if defined(__arm__) || defined(__arm64__)
+/* ARM64_TODO */
+extern void *console_cpu_alloc(boolean_t);
+extern void console_cpu_free(void *);
+void console_init(void);
+#endif
 
 int _serial_getc(int unit, int line, boolean_t wait, boolean_t raw);
 
+struct console_ops {
+       void    (*putc)(int, int, int);
+       int     (*getc)(int, int, boolean_t, boolean_t);
+};
+
 boolean_t console_is_serial(void);
 int switch_to_serial_console(void);
 int switch_to_video_console(void);
 void switch_to_old_console(int old_console);
 
-struct console_ops {
-       void    (*putc)(int, int, int);
-       int     (*getc)(int, int, boolean_t, boolean_t);
-};
-
 #define SERIAL_CONS_OPS 0
 #define VC_CONS_OPS 1
 
+#ifdef XNU_KERNEL_PRIVATE
+
+#define SERIAL_CONS_BUF_SIZE  256
+struct console_printbuf_state {
+       int pos;
+       int total;
+       int flags;
+#define CONS_PB_WRITE_NEWLINE  0x1
+#define CONS_PB_CANBLOCK       0x2
+       char str[SERIAL_CONS_BUF_SIZE];
+};
+
+extern int console_printbuf_drain_initialized;
+void console_printbuf_state_init(struct console_printbuf_state * data, int write_on_newline, int can_block);
+void console_printbuf_putc(int ch, void *arg);
+void console_printbuf_clear(struct console_printbuf_state * info);
+int console_write_try(char * str, int size);
+
+
+#endif /* XNU_KERNEL_PRIVATE */
+
+#ifdef __cplusplus
+}
+#endif
+
+
 #endif /* _CONSOLE_SERIAL_PROTOS_H_ */