1/* ********************************************************************* 2 * Broadcom Common Firmware Environment (CFE) 3 * 4 * Board device initialization File: vcs1280_devs.c 5 * 6 * This is the "C" part of the board support package. The 7 * routines to create and initialize the console, wire up 8 * device drivers, and do other customization live here. 9 * 10 * Author: Mitch Lichtenberg 11 * 12 ********************************************************************* 13 * 14 * Copyright 2000,2001,2002,2003 15 * Broadcom Corporation. All rights reserved. 16 * 17 * This software is furnished under license and may be used and 18 * copied only in accordance with the following terms and 19 * conditions. Subject to these conditions, you may download, 20 * copy, install, use, modify and distribute modified or unmodified 21 * copies of this software in source and/or binary form. No title 22 * or ownership is transferred hereby. 23 * 24 * 1) Any source code used, modified or distributed must reproduce 25 * and retain this copyright notice and list of conditions 26 * as they appear in the source file. 27 * 28 * 2) No right is granted to use any trade name, trademark, or 29 * logo of Broadcom Corporation. The "Broadcom Corporation" 30 * name may not be used to endorse or promote products derived 31 * from this software without the prior written permission of 32 * Broadcom Corporation. 33 * 34 * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR 35 * IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED 36 * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR 37 * PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT 38 * SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN 39 * PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR DIRECT, INDIRECT, 40 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 41 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 42 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 43 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 44 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 45 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE), EVEN IF ADVISED OF 46 * THE POSSIBILITY OF SUCH DAMAGE. 47 ********************************************************************* */ 48 49 50 51#include "cfe.h" 52#include "sbmips.h" 53 54#include "env_subr.h" 55 56 57#include "sb1250_defs.h" 58#include "bcm1480_regs.h" 59#include "bcm1480_scd.h" 60 61#include "vcs1280.h" 62 63/* ********************************************************************* 64 * Devices we're importing 65 ********************************************************************* */ 66 67extern cfe_driver_t sb1250_uart; /* SB1250 serial ports */ 68 69/* ********************************************************************* 70 * Some board-specific parameters 71 ********************************************************************* */ 72 73 74/* ********************************************************************* 75 * board_console_init() 76 * 77 * Add the console device and set it to be the primary 78 * console. 79 * 80 * Input parameters: 81 * nothing 82 * 83 * Return value: 84 * nothing 85 ********************************************************************* */ 86 87void board_console_init(void) 88{ 89 cfe_startflags = 0; 90 91 /* Console */ 92 cfe_add_device(&sb1250_uart,A_BCM1480_DUART(0),0,0); 93 cfe_set_console("uart0"); 94} 95 96 97/* ********************************************************************* 98 * board_device_init() 99 * 100 * Initialize and add other devices. Add everything you need 101 * for bootstrap here, like disk drives, flash memory, UARTs, 102 * network controllers, etc. 103 * 104 * Input parameters: 105 * nothing 106 * 107 * Return value: 108 * nothing 109 ********************************************************************* */ 110 111void board_device_init(void) 112{ 113 uint64_t syscfg; 114 int plldiv; 115 116 syscfg = SBREADCSR(A_SCD_SYSTEM_CFG); 117 plldiv = G_BCM1480_SYS_PLL_DIV(syscfg); 118 119 cfe_cpu_speed = 50000000 * plldiv; /* use PLL divisor */ 120} 121 122 123 124/* ********************************************************************* 125 * board_device_reset() 126 * 127 * Reset devices. This call is done when the firmware is restarted, 128 * as might happen when an operating system exits, just before the 129 * "reset" command is applied to the installed devices. You can 130 * do whatever board-specific things are here to keep the system 131 * stable, like stopping DMA sources, interrupts, etc. 132 * 133 * Input parameters: 134 * nothing 135 * 136 * Return value: 137 * nothing 138 ********************************************************************* */ 139 140void board_device_reset(void) 141{ 142 143} 144 145 146 147/* ********************************************************************* 148 * board_final_init() 149 * 150 * Do any final initialization, such as adding commands to the 151 * user interface. 152 * 153 * If you don't want a user interface, put the startup code here. 154 * This routine is called just before CFE starts its user interface. 155 * 156 * Input parameters: 157 * nothing 158 * 159 * Return value: 160 * nothing 161 ********************************************************************* */ 162 163void board_final_init(void) 164{ 165 166} 167 168