rtems/confdefs/libpci.h

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /**
0004  * @file
0005  *
0006  * @ingroup RTEMSImplApplConfig
0007  *
0008  * @brief This header file evaluates configuration options related to the PCI
0009  *   library configuration.
0010  */
0011
0012 /*
0013  * Copyright (C) 2011 Cobham Gaisler AB
0014  *
0015  * Redistribution and use in source and binary forms, with or without
0016  * modification, are permitted provided that the following conditions
0017  * are met:
0018  * 1. Redistributions of source code must retain the above copyright
0019  *    notice, this list of conditions and the following disclaimer.
0020  * 2. Redistributions in binary form must reproduce the above copyright
0021  *    notice, this list of conditions and the following disclaimer in the
0022  *    documentation and/or other materials provided with the distribution.
0023  *
0024  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0025  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0026  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0027  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0028  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0029  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0030  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0031  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0032  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0033  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0034  * POSSIBILITY OF SUCH DAMAGE.
0035  */
0036
0037 #ifndef _RTEMS_CONFDEFS_LIBPCI_H
0038 #define _RTEMS_CONFDEFS_LIBPCI_H
0039
0040 #ifndef __CONFIGURATION_TEMPLATE_h
0041 #error "Do not include this file directly, use <rtems/confdefs.h> instead"
0042 #endif
0043
0044 #ifdef __cplusplus
0045 extern "C" {
0046 #endif /* __cplusplus */
0047
0048 /*
0049  *  Select PCI Configuration Library
0050  */
0051 #ifdef RTEMS_PCI_CONFIG_LIB
0052   #ifdef CONFIGURE_INIT
0053     #define PCI_LIB_NONE 0
0054     #define PCI_LIB_AUTO 1
0055     #define PCI_LIB_STATIC 2
0056     #define PCI_LIB_READ 3
0057     #define PCI_LIB_PERIPHERAL 4
0058     #if CONFIGURE_PCI_LIB == PCI_LIB_AUTO
0059       #define PCI_CFG_AUTO_LIB
0060       #include <pci/cfg.h>
0061       struct pci_bus pci_hb;
0062       #define PCI_LIB_INIT pci_config_auto
0063       #define PCI_LIB_CONFIG pci_config_auto_register
0064     #elif CONFIGURE_PCI_LIB == PCI_LIB_STATIC
0065       #define PCI_CFG_STATIC_LIB
0066       #include <pci/cfg.h>
0067       #define PCI_LIB_INIT pci_config_static
0068       #define PCI_LIB_CONFIG NULL
0069       /* Let user define PCI configuration (struct pci_bus pci_hb) */
0070     #elif CONFIGURE_PCI_LIB == PCI_LIB_READ
0071       #define PCI_CFG_READ_LIB
0072       #include <pci/cfg.h>
0073       #define PCI_LIB_INIT pci_config_read
0074       #define PCI_LIB_CONFIG NULL
0075       struct pci_bus pci_hb;
0076     #elif CONFIGURE_PCI_LIB == PCI_LIB_PERIPHERAL
0077       #define PCI_LIB_INIT pci_config_peripheral
0078       #define PCI_LIB_CONFIG NULL
0079       /* Let user define PCI configuration (struct pci_bus pci_hb) */
0080     #elif CONFIGURE_PCI_LIB == PCI_LIB_NONE
0081       #define PCI_LIB_INIT NULL
0082       #define PCI_LIB_CONFIG NULL
0083       /* No PCI Configuration at all, user can use/debug access routines */
0084     #else
0085       #error NO PCI LIBRARY DEFINED
0086     #endif
0087
0088     const int pci_config_lib_type = CONFIGURE_PCI_LIB;
0089     int (*pci_config_lib_init)(void) = PCI_LIB_INIT;
0090     void (*pci_config_lib_register)(void *config) = PCI_LIB_CONFIG;
0091   #endif
0092 #endif
0093
0094 #ifdef __cplusplus
0095 }
0096 #endif /* __cplusplus */
0097
0098 #endif /* _RTEMS_CONFDEFS_LIBPCI_H */