+++ /dev/null
-/*
- * (C) Copyright 2000
- * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <common.h>
-#include <stdarg.h>
-#include <malloc.h>
-#include <devices.h>
-#include <serial.h>
-#ifdef CONFIG_LOGBUFFER
-#include <logbuff.h>
-#endif
-#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
-#include <i2c.h>
-#endif
-
-DECLARE_GLOBAL_DATA_PTR;
-
-list_t devlist = 0;
-device_t *stdio_devices[] = { NULL, NULL, NULL };
-char *stdio_names[MAX_FILES] = { "stdin", "stdout", "stderr" };
-
-#if defined(CONFIG_SPLASH_SCREEN) && !defined(CFG_DEVICE_NULLDEV)
-#define CFG_DEVICE_NULLDEV 1
-#endif
-
-
-#ifdef CFG_DEVICE_NULLDEV
-void nulldev_putc(const char c)
-{
- /* nulldev is empty! */
-}
-
-void nulldev_puts(const char *s)
-{
- /* nulldev is empty! */
-}
-
-int nulldev_input(void)
-{
- /* nulldev is empty! */
- return 0;
-}
-#endif
-
-/**************************************************************************
- * SYSTEM DRIVERS
- **************************************************************************
- */
-
-static void drv_system_init (void)
-{
- device_t dev;
-
- memset (&dev, 0, sizeof (dev));
-
- strcpy (dev.name, "serial");
- dev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_INPUT | DEV_FLAGS_SYSTEM;
-#ifdef CONFIG_SERIAL_SOFTWARE_FIFO
- dev.putc = serial_buffered_putc;
- dev.puts = serial_buffered_puts;
- dev.getc = serial_buffered_getc;
- dev.tstc = serial_buffered_tstc;
-#else
- dev.putc = serial_putc;
- dev.puts = serial_puts;
- dev.getc = serial_getc;
- dev.tstc = serial_tstc;
-#endif
-
- device_register (&dev);
-
-#ifdef CFG_DEVICE_NULLDEV
- memset (&dev, 0, sizeof (dev));
-
- strcpy (dev.name, "nulldev");
- dev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_INPUT | DEV_FLAGS_SYSTEM;
- dev.putc = nulldev_putc;
- dev.puts = nulldev_puts;
- dev.getc = nulldev_input;
- dev.tstc = nulldev_input;
-
- device_register (&dev);
-#endif
-}
-
-/**************************************************************************
- * DEVICES
- **************************************************************************
- */
-
-int device_register (device_t * dev)
-{
- ListInsertItem (devlist, dev, LIST_END);
- return 0;
-}
-
-/* deregister the device "devname".
- * returns 0 if success, -1 if device is assigned and 1 if devname not found
- */
-#ifdef CFG_DEVICE_DEREGISTER
-int device_deregister(char *devname)
-{
- int i,l,dev_index;
- device_t *dev = NULL;
- char temp_names[3][8];
-
- dev_index=-1;
- for (i=1; i<=ListNumItems(devlist); i++) {
- dev = ListGetPtrToItem (devlist, i);
- if(strcmp(dev->name,devname)==0) {
- dev_index=i;
- break;
- }
- }
- if(dev_index<0) /* device not found */
- return 0;
- /* get stdio devices (ListRemoveItem changes the dev list) */
- for (l=0 ; l< MAX_FILES; l++) {
- if (stdio_devices[l] == dev) {
- /* Device is assigned -> report error */
- return -1;
- }
- memcpy (&temp_names[l][0],
- stdio_devices[l]->name,
- sizeof(stdio_devices[l]->name));
- }
- ListRemoveItem(devlist,NULL,dev_index);
- /* reassign Device list */
- for (i=1; i<=ListNumItems(devlist); i++) {
- dev = ListGetPtrToItem (devlist, i);
- for (l=0 ; l< MAX_FILES; l++) {
- if(strcmp(dev->name,temp_names[l])==0) {
- stdio_devices[l] = dev;
- }
- }
- }
- return 0;
-}
-#endif /* CFG_DEVICE_DEREGISTER */
-
-int devices_init (void)
-{
-#ifndef CONFIG_ARM /* already relocated for current ARM implementation */
- ulong relocation_offset = gd->reloc_off;
- int i;
-
- /* relocate device name pointers */
- for (i = 0; i < (sizeof (stdio_names) / sizeof (char *)); ++i) {
- stdio_names[i] = (char *) (((ulong) stdio_names[i]) +
- relocation_offset);
- }
-#endif
-
- /* Initialize the list */
- devlist = ListCreate (sizeof (device_t));
-
- if (devlist == NULL) {
- eputs ("Cannot initialize the list of devices!\n");
- return -1;
- }
-#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
- i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
-#endif
-#ifdef CONFIG_LCD
- drv_lcd_init ();
-#endif
-#if defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE)
- drv_video_init ();
-#endif
-#ifdef CONFIG_KEYBOARD
- drv_keyboard_init ();
-#endif
-#ifdef CONFIG_LOGBUFFER
- drv_logbuff_init ();
-#endif
- drv_system_init ();
-#ifdef CONFIG_SERIAL_MULTI
- serial_devices_init ();
-#endif
-#ifdef CONFIG_USB_TTY
- drv_usbtty_init ();
-#endif
-#ifdef CONFIG_NETCONSOLE
- drv_nc_init ();
-#endif
-
- return (0);
-}
-
-int devices_done (void)
-{
- ListDispose (devlist);
-
- return 0;
-}
projects / openwrt / svn-archive / archive.git / blobdiff