/*
* Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
+ * @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
- * compliance with the License. The rights granted to you under the
- * License may not be used to create, or enable the creation or
- * redistribution of, 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,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
+ * 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
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * 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,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * 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_LICENSE_OSREFERENCE_HEADER_END@
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* @OSF_COPYRIGHT@
#include <machine/machparam.h> /* spl definitions */
#include <types.h>
#include <console/video_console.h>
-#include <console/serial_protos.h>
#include <kern/kalloc.h>
#include <kern/thread.h>
#include <ppc/misc_protos.h>
*/
const int console_unit = 0;
-const uint32_t console_chan_default = CONSOLE_PORT;
+const int console_chan_default = CONSOLE_PORT;
#define console_chan (console_chan_default) /* ^ cpu_number()) */
+#define OPS(putc, getc, nosplputc, nosplgetc) putc, getc
+
+const struct console_ops {
+ int (*putc)(int, int, int);
+ int (*getc)(int, int, boolean_t, boolean_t);
+} cons_ops[] = {
+#define SCC_CONS_OPS 0
+ {OPS(scc_putc, scc_getc, no_spl_scputc, no_spl_scgetc)},
+#define VC_CONS_OPS 1
+ {OPS(vcputc, vcgetc, no_spl_vcputc, no_spl_vcgetc)},
+};
+#define NCONSOPS (sizeof cons_ops / sizeof cons_ops[0])
+
+#if SERIAL_CONSOLE_DEFAULT
+#define CONS_OPS SCC_CONS_OPS
+#define CONS_NAME "com"
+#else
+#define CONS_OPS VC_CONS_OPS
+#define CONS_NAME "vc"
+#endif
#define MP_SAFE_CONSOLE 1 /* Set this to 1 to allow more than 1 processor to print at once */
#if MP_SAFE_CONSOLE
#endif
-#define OPS(putc, getc, nosplputc, nosplgetc) putc, getc
-
-console_ops_t cons_ops[] = {
- {OPS(scc_putc, scc_getc, no_spl_scputc, no_spl_scgetc)},
- {OPS(vcputc, vcgetc, no_spl_vcputc, no_spl_vcgetc)},
-};
-
-uint32_t nconsops = (sizeof cons_ops / sizeof cons_ops[0]);
-
-uint32_t cons_ops_index = VC_CONS_OPS;
+unsigned int cons_ops_index = CONS_OPS;
unsigned int killprint = 0;
unsigned int debcnputc = 0;
extern unsigned int mappingdeb0;
FALSE, FALSE);
}
+boolean_t console_is_serial()
+{
+ return cons_ops_index == SCC_CONS_OPS;
+}
+
+int
+switch_to_video_console()
+{
+ int old_cons_ops = cons_ops_index;
+ cons_ops_index = VC_CONS_OPS;
+ return old_cons_ops;
+}
+
+int
+switch_to_serial_console()
+{
+ int old_cons_ops = cons_ops_index;
+ cons_ops_index = SCC_CONS_OPS;
+ return old_cons_ops;
+}
+
+/* The switch_to_{video,serial,kgdb}_console functions return a cookie that
+ can be used to restore the console to whatever it was before, in the
+ same way that splwhatever() and splx() work. */
+void
+switch_to_old_console(int old_console)
+{
+ static boolean_t squawked;
+ unsigned int ops = old_console;
+
+ if (ops >= NCONSOPS && !squawked) {
+ squawked = TRUE;
+ printf("switch_to_old_console: unknown ops %d\n", ops);
+ } else
+ cons_ops_index = ops;
+}
+
int
vcgetc(__unused int l,
projects / apple / xnu.git / blobdiff