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path: root/src/vppinfra/test_pool_iterate.c
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/*
  Copyright (c) 2011 Cisco and/or its affiliates.

  * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
*/

#include <vppinfra/mem.h>
#include <vppinfra/pool.h>

#ifdef __KERNEL__
#include <linux/unistd.h>
#else
#include <unistd.h>
#endif

int
main (int argc, char *argv[])
{
  int i;
  uword next;
  u32 last_len = 0;
  u32 *tp = 0;
  u32 *junk;

  clib_mem_init (0, 64ULL << 20);

  for (i = 0; i < 70; i++)
    {
      pool_get (tp, junk);
      if (vec_len (tp) > last_len)
	{
	  last_len = vec_len (tp);
	  fformat (stdout, "vec_len (tp) now %d\n", last_len);
	}
    }

  (void) junk;			/* compiler warning */

  pool_put_index (tp, 1);
  pool_put_index (tp, 65);

  for (i = 0; i < 70; i++)
    {
      int is_free;

      is_free = pool_is_free_index (tp, i);

      if (is_free == 0)
	{
	  if (i == 1 || i == 65)
	    clib_warning ("oops, free index %d reported busy", i);
	}
      else
	{
	  if (i != 1 && i != 65)
	    clib_warning ("oops, busy index %d reported free", i);
	}
    }

  fformat (stdout, "vec_len (tp) is %d\n", vec_len (tp));

  next = ~0;
  do
    {
      next = pool_next_index (tp, next);
      fformat (stdout, "next index %d\n", next);
    }
  while (next != ~0);

  /* *INDENT-OFF* */
  pool_foreach (junk, tp)
   {
    int is_free;

    is_free = pool_is_free_index (tp, junk - tp);
      if (is_free == 0)
        {
          if (i == 1 || i == 65)
            clib_warning ("oops, free index %d reported busy", i);
        }
      else
        {
          if (i != 1 && i != 65)
            clib_warning ("oops, busy index %d reported free", i);
        }
  }
  /* *INDENT-ON* */

  return 0;
}

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */
s="p">, &args.name)) ; else return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } unformat_free (line_input); avf_create_if (vm, &args); vec_free (args.name); return args.error; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (avf_create_command, static) = { .path = "create interface avf", .short_help = "create interface avf <pci-address> " "[rx-queue-size <size>] [tx-queue-size <size>] " "[num-rx-queues <size>]", .function = avf_create_command_fn, }; /* *INDENT-ON* */ static clib_error_t * avf_delete_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; u32 sw_if_index = ~0; vnet_hw_interface_t *hw; vnet_main_t *vnm = vnet_get_main (); /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "sw_if_index %d", &sw_if_index)) ; else if (unformat (line_input, "%U", unformat_vnet_sw_interface, vnm, &sw_if_index)) ; else return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } unformat_free (line_input); if (sw_if_index == ~0) return clib_error_return (0, "please specify interface name or sw_if_index"); hw = vnet_get_sup_hw_interface_api_visible_or_null (vnm, sw_if_index); if (hw == NULL || avf_device_class.index != hw->dev_class_index) return clib_error_return (0, "not an AVF interface"); vlib_process_signal_event (vm, avf_process_node.index, AVF_PROCESS_EVENT_DELETE_IF, hw->dev_instance); return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (avf_delete_command, static) = { .path = "delete interface avf", .short_help = "delete interface avf " "{<interface> | sw_if_index <sw_idx>}", .function = avf_delete_command_fn, .is_mp_safe = 1, }; /* *INDENT-ON* */ static clib_error_t * avf_test_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; u32 sw_if_index = ~0; vnet_hw_interface_t *hw; avf_device_t *ad; vnet_main_t *vnm = vnet_get_main (); int test_irq = 0, enable_elog = 0, disable_elog = 0; /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "sw_if_index %d", &sw_if_index)) ; else if (unformat (line_input, "irq")) test_irq = 1; else if (unformat (line_input, "elog-on")) enable_elog = 1; else if (unformat (line_input, "elog-off")) disable_elog = 1; else if (unformat (line_input, "%U", unformat_vnet_sw_interface, vnm, &sw_if_index)) ; else return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } unformat_free (line_input); if (sw_if_index == ~0) return clib_error_return (0, "please specify interface name or sw_if_index"); hw = vnet_get_sup_hw_interface_api_visible_or_null (vnm, sw_if_index); if (hw == NULL || avf_device_class.index != hw->dev_class_index) return clib_error_return (0, "not a AVF interface"); ad = avf_get_device (hw->dev_instance); if (enable_elog) ad->flags |= AVF_DEVICE_F_ELOG; if (disable_elog) ad->flags &= ~AVF_DEVICE_F_ELOG; if (test_irq) avf_reg_write (ad, AVFINT_DYN_CTL0, (1 << 0) | (3 << 3) | (1 << 2)); return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (avf_test_command, static) = { .path = "test avf", .short_help = "test avf [<interface> | sw_if_index <sw_idx>] [irq] " "[elog-on] [elog-off]", .function = avf_test_command_fn, }; /* *INDENT-ON* */ clib_error_t * avf_cli_init (vlib_main_t * vm) { return 0; } VLIB_INIT_FUNCTION (avf_cli_init); /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */