X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/89b3af67bb32e691275bf6fa803d1834b2284115..21362eb3e66fd2c787aee132bce100a44d71a99c:/osfmk/console/serial_general.c diff --git a/osfmk/console/serial_general.c b/osfmk/console/serial_general.c deleted file mode 100644 index d9876f79f..000000000 --- a/osfmk/console/serial_general.c +++ /dev/null @@ -1,133 +0,0 @@ -/* - * Copyright (c) 2005 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 - * 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_OSREFERENCE_LICENSE_HEADER_END@ - */ -/* - * @OSF_COPYRIGHT@ - */ -/* - * @APPLE_FREE_COPYRIGHT@ - */ - -#include -#include -#include -#include -#include -#include -#include - -extern unsigned int disableSerialOuput; -extern void cons_cinput(char ch); /* The BSD routine that gets characters */ - -unsigned int serialmode; /* Serial mode keyboard and console control */ - -/* - * This routine will start a thread that polls the serial port, listening for - * characters that have been typed. - */ - -void -serial_keyboard_init(void) -{ - kern_return_t result; - thread_t thread; - - if(!(serialmode & 2)) return; /* Leave if we do not want a serial console */ - - kprintf("Serial keyboard started\n"); - result = kernel_thread_start_priority((thread_continue_t)serial_keyboard_start, NULL, MAXPRI_KERNEL, &thread); - if (result != KERN_SUCCESS) - panic("serial_keyboard_init"); - - thread_deallocate(thread); -} - -void -serial_keyboard_start(void) -{ - - serial_keyboard_poll(); /* Go see if there are any characters pending now */ - panic("serial_keyboard_start: we can't get back here\n"); - -} - -void -serial_keyboard_poll(void) -{ - int chr; - uint64_t next; - - - while(1) { /* Do this for a while */ - chr = _serial_getc(0, 1, 0, 1); /* Get a character if there is one */ - if(chr < 0) break; /* The serial buffer is empty */ - cons_cinput((char)chr); /* Buffer up the character */ - } - - clock_interval_to_deadline(16, 1000000, &next); /* Get time of pop */ - - assert_wait_deadline((event_t)serial_keyboard_poll, THREAD_UNINT, next); /* Show we are "waiting" */ - thread_block((thread_continue_t)serial_keyboard_poll); /* Wait for it */ - panic("serial_keyboard_poll: Shouldn't never ever get here...\n"); -} - -boolean_t console_is_serial() -{ - return cons_ops_index == SERIAL_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 = SERIAL_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; - uint32_t ops = old_console; - - if ((ops >= nconsops) && !squawked) { - squawked = TRUE; - printf("switch_to_old_console: unknown ops %d\n", ops); - } else - cons_ops_index = ops; -}