The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

FreeBSD/Linux Kernel Cross Reference
sys/mips/nlm/uart_cpu_xlp.c

Version: -  FREEBSD  -  FREEBSD-13-STABLE  -  FREEBSD-13-0  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  l41  -  OPENBSD  -  linux-2.6  -  MK84  -  PLAN9  -  xnu-8792 
SearchContext: -  none  -  3  -  10 

    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright 2003-2011 Netlogic Microsystems (Netlogic). All rights
    5  * reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions are
    9  * met:
   10  *
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in
   15  *    the documentation and/or other materials provided with the
   16  *    distribution.
   17  *
   18  * THIS SOFTWARE IS PROVIDED BY Netlogic Microsystems ``AS IS'' AND
   19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   21  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE
   22  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
   28  * THE POSSIBILITY OF SUCH DAMAGE.
   29  *
   30  * NETLOGIC_BSD */
   31 
   32 /*
   33  * Skeleton of this file was based on respective code for ARM
   34  * code written by Olivier Houchard.
   35  */
   36 /*
   37  * XLRMIPS: This file is hacked from arm/...
   38  */
   39 #include "opt_platform.h"
   40 
   41 #ifndef FDT                     /* use FDT uart when fdt is enable */
   42 #include "opt_uart.h"
   43 
   44 #include <sys/cdefs.h>
   45 __FBSDID("$FreeBSD: releng/12.0/sys/mips/nlm/uart_cpu_xlp.c 326259 2017-11-27 15:07:26Z pfg $");
   46 
   47 #include <sys/param.h>
   48 #include <sys/systm.h>
   49 #include <sys/bus.h>
   50 #include <sys/cons.h>
   51 #include <sys/kdb.h>
   52 #include <sys/kernel.h>
   53 #include <sys/lock.h>
   54 #include <sys/mutex.h>
   55 
   56 #include <machine/bus.h>
   57 
   58 #include <dev/uart/uart.h>
   59 #include <dev/uart/uart_cpu.h>
   60 
   61 #include <mips/nlm/hal/haldefs.h>
   62 #include <mips/nlm/hal/iomap.h>
   63 #include <mips/nlm/hal/mips-extns.h>
   64 #include <mips/nlm/hal/uart.h>
   65 
   66 #include <mips/nlm/board.h>
   67 
   68 bus_space_tag_t uart_bus_space_io;
   69 bus_space_tag_t uart_bus_space_mem;
   70 
   71 int
   72 uart_cpu_eqres(struct uart_bas *b1, struct uart_bas *b2)
   73 {
   74         return (b1->bsh == b2->bsh && b1->bst == b2->bst);
   75 }
   76 
   77 int
   78 uart_cpu_getdev(int devtype, struct uart_devinfo *di)
   79 {
   80         di->ops = uart_getops(&uart_ns8250_class);
   81         di->bas.chan = 0;
   82         di->bas.bst = rmi_uart_bus_space;
   83         di->bas.bsh = nlm_get_uart_regbase(0, BOARD_CONSOLE_UART);
   84 
   85         di->bas.regshft = 2;
   86         /* divisor = rclk / (baudrate * 16); */
   87         di->bas.rclk = XLP_IO_CLK;
   88         di->baudrate = BOARD_CONSOLE_SPEED;
   89         di->databits = 8;
   90         di->stopbits = 1;
   91         di->parity = UART_PARITY_NONE;
   92 
   93         uart_bus_space_io = NULL;
   94         uart_bus_space_mem = rmi_uart_bus_space;
   95         return (0);
   96 }
   97 #endif

Cache object: c4460a2a60ec691cf390ae3fb5ae9d78


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]


This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.