1 /***********************license start***********************************
2 * Copyright (c) 2003-2017 Cavium Inc. ([email protected]). All rights
3 * reserved.
4 *
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are
8 * met:
9 *
10 * * Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 *
13 * * Redistributions in binary form must reproduce the above
14 * copyright notice, this list of conditions and the following
15 * disclaimer in the documentation and/or other materials provided
16 * with the distribution.
17 *
18 * * Neither the name of Cavium Inc. nor the names of
19 * its contributors may be used to endorse or promote products
20 * derived from this software without specific prior written
21 * permission.
22 *
23 * This Software, including technical data, may be subject to U.S. export
24 * control laws, including the U.S. Export Administration Act and its
25 * associated regulations, and may be subject to export or import
26 * regulations in other countries.
27 *
28 * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
29 * AND WITH ALL FAULTS AND CAVIUM INC. MAKES NO PROMISES, REPRESENTATIONS OR
30 * WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT
31 * TO THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY
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34 * OF TITLE, MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR
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37 * ARISING OUT OF USE OR PERFORMANCE OF THE SOFTWARE LIES WITH YOU.
38 ***********************license end**************************************/
39 #include <bdk.h>
40 #include <string.h>
41 #include "libbdk-hal/if/bdk-if.h"
42 #include "libbdk-hal/bdk-qlm.h"
43 #include "libbdk-arch/bdk-csrs-pem.h"
44 #include "libbdk-boot/bdk-boot-pcie.h"
45 #include "libbdk-hal/bdk-pcie.h"
46
47 /**
48 * Configure PCIe on all nodes as part of booting
49 */
bdk_boot_pcie(void)50 void bdk_boot_pcie(void)
51 {
52 /* Initialize PCIe and bring up the link */
53 for (bdk_node_t n = BDK_NODE_0; n < BDK_NUMA_MAX_NODES; n++)
54 {
55 if (bdk_numa_exists(n))
56 {
57 for (int p = 0; p < bdk_pcie_get_num_ports(n); p++)
58 {
59 /* Only init PCIe that are attached to QLMs */
60 if (bdk_qlm_get_qlm_num(n, BDK_IF_PCIE, p, 0) != -1)
61 {
62 BDK_TRACE(INIT, "Initializing PCIe%d on Node %d\n", p, n);
63 bdk_pcie_rc_initialize(n, p);
64 bdk_watchdog_poke();
65 }
66 }
67 }
68 }
69 }
70