grlib/amba/ambapp_show.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /*
0004  *  AMBA Plug & Play routines: device information printing.
0005  *
0006  *  COPYRIGHT (c) 2009.
0007  *  Aeroflex Gaisler.
0008  *
0009  * Redistribution and use in source and binary forms, with or without
0010  * modification, are permitted provided that the following conditions
0011  * are met:
0012  * 1. Redistributions of source code must retain the above copyright
0013  *    notice, this list of conditions and the following disclaimer.
0014  * 2. Redistributions in binary form must reproduce the above copyright
0015  *    notice, this list of conditions and the following disclaimer in the
0016  *    documentation and/or other materials provided with the distribution.
0017  *
0018  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0019  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0020  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0021  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0022  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0023  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0024  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0025  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0026  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0027  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0028  * POSSIBILITY OF SUCH DAMAGE.
0029  */
0030
0031 #include <stdio.h>
0032 #include <grlib/ambapp.h>
0033
0034 struct ambapp_dev_print_arg {
0035   int show_depth;
0036 };
0037
0038 static char *unknown = "unknown";
0039
0040 static int ambapp_dev_print(struct ambapp_dev *dev, int index, void *arg)
0041 {
0042   char *dev_str, *ven_str, *type_str;
0043   struct ambapp_dev_print_arg *p = arg;
0044   char dp[32];
0045   int i=0;
0046   unsigned int basereg;
0047
0048   if (p->show_depth) {
0049     for (i=0; i<ambapp_depth(dev)*2; i+=2) {
0050       dp[i] = ' ';
0051       dp[i+1] = ' ';
0052     }
0053   }
0054   dp[i] = '\0';
0055
0056   ven_str = ambapp_vendor_id2str(dev->vendor);
0057   if (!ven_str) {
0058     ven_str = unknown;
0059     dev_str = unknown;
0060   } else {
0061     dev_str = ambapp_device_id2str(dev->vendor, dev->device);
0062     if (!dev_str)
0063       dev_str = unknown;
0064   }
0065   if (dev->dev_type == DEV_APB_SLV) {
0066     /* APB */
0067     basereg = DEV_TO_APB(dev)->start;
0068     type_str = "apb";
0069   } else {
0070     /* AHB */
0071     basereg = DEV_TO_AHB(dev)->start[0];
0072     type_str = "ahb";
0073   }
0074   printf("%s |-> 0x%x:0x%x:0x%x: %s_%s, %s: 0x%x, 0x%x (OWNER: 0x%x)\n",
0075          dp, index, dev->vendor, dev->device, ven_str, dev_str, type_str,
0076          basereg, (unsigned int)dev, (unsigned int)dev->owner);
0077
0078   return 0;
0079 }
0080
0081 void ambapp_print(struct ambapp_bus *abus, int show_depth)
0082 {
0083   struct ambapp_dev_print_arg arg;
0084   arg.show_depth = show_depth;
0085   ambapp_for_each(abus, (OPTIONS_ALL_DEVS|OPTIONS_ALL|OPTIONS_DEPTH_FIRST), -1,
0086                   -1, ambapp_dev_print, &arg);
0087 }