/*
- * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * 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.
*
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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 OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * 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_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* @OSF_COPYRIGHT@
#define scc_dev_no(chan) ((chan)^0x01)
#define scc_chan(dev_no) ((dev_no)^0x01)
-extern unsigned int disableSerialOuput;
-
int serial_initted = 0;
unsigned int scc_parm_done = 0;
-extern unsigned int serialmode;
-
static struct scc_byte {
unsigned char reg;
unsigned char val;
} scc_init_hw[] = {
- 9, 0x80,
- 4, 0x44,
- 3, 0xC0,
- 5, 0xE2,
- 2, 0x00,
- 10, 0x00,
- 11, 0x50,
- 12, 0x0A,
- 13, 0x00,
- 3, 0xC1,
- 5, 0xEA,
- 14, 0x01,
- 15, 0x00,
- 0, 0x10,
- 0, 0x10,
+ {9, 0x80},
+ {4, 0x44},
+ {3, 0xC0},
+ {5, 0xE2},
+ {2, 0x00},
+ {10, 0x00},
+ {11, 0x50},
+ {12, 0x0A},
+ {13, 0x00},
+ {3, 0xC1},
+ {5, 0xEA},
+ {14, 0x01},
+ {15, 0x00},
+ {0, 0x10},
+ {0, 0x10},
#if 0
- 1, 0x12, /* int or Rx, Tx int enable */
+ {1, 0x12}, /* int or Rx, Tx int enable */
#else
- 1, 0x10, /* int or Rx, no Tx int enable */
+ {1, 0x10}, /* int or Rx, no Tx int enable */
#endif
- 9, 0x0A
+ {9, 0x0A}
};
static int scc_init_hw_count = sizeof(scc_init_hw)/sizeof(scc_init_hw[0]);
scc_probe(int32_t serial_baud)
{
scc_softc_t scc;
- register int val, i;
- register scc_regmap_t regs;
+ int i;
+ scc_regmap_t regs;
spl_t s;
DECL_FUNNEL_VARS
*/
int
-scc_getc(int unit, int line, boolean_t wait, boolean_t raw)
+scc_getc(__unused int unit, int line, boolean_t wait, __unused boolean_t raw)
{
- register scc_regmap_t regs;
+ scc_regmap_t regs;
unsigned char c, value;
- int rcvalue, from_line;
- uint32_t fcrmunge;
+ int rcvalue;
spl_t s = splhigh();
DECL_FUNNEL_VARS
return c;
}
+
+/*
+ * This front-ends scc_getc to make some intel changes easier
+ */
+
+int _serial_getc(int unit, int line, boolean_t wait, boolean_t raw) {
+
+ return(scc_getc(unit, line, wait, raw));
+
+}
+
/*
* Put a char on a specific SCC line
* use splhigh since we might be doing a printf in high spl'd code
*/
-int
-scc_putc(int unit, int line, int c)
+void
+scc_putc(__unused int unit, int line, int c)
{
scc_regmap_t regs;
spl_t s;
unsigned char value;
- uint32_t fcrmunge;
DECL_FUNNEL_VARS
- if (disableSerialOuput)
- return 0;
+ if (disable_serial_output)
+ return;
s = splhigh();
FUNNEL_ENTER(&SCC_FUNNEL);
splx(s);
FUNNEL_EXIT(&SCC_FUNNEL);
- return 0;
}
/* Do a quick check to see if the hardware needs to change */
if ((sr->flags & (TF_ODDP|TF_EVENP)) == (tp->t_flags & (TF_ODDP|TF_EVENP))
- && sr->speed == tp->t_ispeed) {
+ && sr->speed == (unsigned long)tp->t_ispeed) {
assert(FUNNEL_IN_USE(&SCC_FUNNEL));
simple_unlock(&scc_stomp);
splx(s);
return 0;
}
-
-/*
- * 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");
-}
-
-static int ptestxxx = 0;
-
-void
-serial_keyboard_poll(void)
-{
- int chr;
- uint64_t next;
- extern void cons_cinput(char ch); /* The BSD routine that gets characters */
-
-
- while(1) { /* Do this for a while */
- chr = scc_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");
-}
-
#endif /* NSCC > 0 */
projects / apple / xnu.git / blobdiff