1 /*- 2 * Copyright (c) 2015 Landon Fuller <landon@landonf.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification. 11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 12 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any 13 * redistribution must be conditioned upon including a substantially 14 * similar Disclaimer requirement for further binary redistribution. 15 * 16 * NO WARRANTY 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY 20 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 21 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 22 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 27 * THE POSSIBILITY OF SUCH DAMAGES. 28 * 29 * $FreeBSD$ 30 */ 31 32 #ifndef _BCMA_BCMAVAR_H_ 33 #define _BCMA_BCMAVAR_H_ 34 35 #include <sys/param.h> 36 #include <sys/bus.h> 37 #include <sys/limits.h> 38 39 #include <machine/bus.h> 40 #include <sys/rman.h> 41 42 #include "bcma.h" 43 44 /* 45 * Internal definitions shared by bcma(4) driver implementations. 46 */ 47 48 /** BCMA port identifier. */ 49 typedef u_int bcma_pid_t; 50 #define BCMA_PID_MAX UINT_MAX /**< Maximum bcma_pid_t value */ 51 52 /** BCMA per-port region map identifier. */ 53 typedef u_int bcma_rmid_t; 54 #define BCMA_RMID_MAX UINT_MAX /**< Maximum bcma_rmid_t value */ 55 56 struct bcma_devinfo; 57 struct bcma_corecfg; 58 struct bcma_map; 59 struct bcma_mport; 60 struct bcma_sport; 61 62 int bcma_probe(device_t dev); 63 int bcma_attach(device_t dev); 64 int bcma_detach(device_t dev); 65 66 int bcma_add_children(device_t bus, 67 struct resource *erom_res, bus_size_t erom_offset); 68 69 struct bcma_sport_list *bcma_corecfg_get_port_list(struct bcma_corecfg *cfg, 70 bhnd_port_type type); 71 72 struct bcma_devinfo *bcma_alloc_dinfo(device_t bus, 73 struct bcma_corecfg *corecfg); 74 void bcma_free_dinfo(device_t bus, 75 struct bcma_devinfo *dinfo); 76 77 struct bcma_corecfg *bcma_alloc_corecfg(u_int core_index, int core_unit, 78 uint16_t vendor, uint16_t device, uint8_t hwrev); 79 void bcma_free_corecfg(struct bcma_corecfg *corecfg); 80 81 struct bcma_sport *bcma_alloc_sport(bcma_pid_t port_num, bhnd_port_type port_type); 82 void bcma_free_sport(struct bcma_sport *sport); 83 84 /** BCMA master port descriptor */ 85 struct bcma_mport { 86 bcma_pid_t mp_num; /**< AXI port identifier (bus-unique) */ 87 bcma_pid_t mp_vid; /**< AXI master virtual ID (core-unique) */ 88 STAILQ_ENTRY(bcma_mport) mp_link; 89 }; 90 91 /** BCMA memory region descriptor */ 92 struct bcma_map { 93 bcma_rmid_t m_region_num; /**< region identifier (port-unique). */ 94 bhnd_addr_t m_base; /**< base address */ 95 bhnd_size_t m_size; /**< size */ 96 int m_rid; /**< bus resource id, or -1. */ 97 98 STAILQ_ENTRY(bcma_map) m_link; 99 }; 100 101 /** BCMA slave port descriptor */ 102 struct bcma_sport { 103 bcma_pid_t sp_num; /**< slave port number (core-unique) */ 104 bhnd_port_type sp_type; /**< port type */ 105 106 u_long sp_num_maps; /**< number of regions mapped to this port */ 107 STAILQ_HEAD(, bcma_map) sp_maps; 108 STAILQ_ENTRY(bcma_sport) sp_link; 109 }; 110 111 STAILQ_HEAD(bcma_mport_list, bcma_mport); 112 STAILQ_HEAD(bcma_sport_list, bcma_sport); 113 114 /** BCMA IP core/block configuration */ 115 struct bcma_corecfg { 116 struct bhnd_core_info core_info; /**< standard core info */ 117 118 u_long num_master_ports; /**< number of master port descriptors. */ 119 struct bcma_mport_list master_ports; /**< master port descriptors */ 120 121 u_long num_dev_ports; /**< number of device slave port descriptors. */ 122 struct bcma_sport_list dev_ports; /**< device port descriptors */ 123 124 u_long num_bridge_ports; /**< number of bridge slave port descriptors. */ 125 struct bcma_sport_list bridge_ports; /**< bridge port descriptors */ 126 127 u_long num_wrapper_ports; /**< number of wrapper slave port descriptors. */ 128 struct bcma_sport_list wrapper_ports; /**< wrapper port descriptors */ 129 }; 130 131 /** 132 * BCMA per-device info 133 */ 134 struct bcma_devinfo { 135 struct resource_list resources; /**< Slave port memory regions. */ 136 struct bcma_corecfg *corecfg; /**< IP core/block config */ 137 138 struct bhnd_resource *res_agent; /**< Agent (wrapper) resource, or NULL. Not 139 * all bcma(4) cores have or require an agent. */ 140 int rid_agent; /**< Agent resource ID, or -1 */ 141 }; 142 143 144 /** BMCA per-instance state */ 145 struct bcma_softc { 146 struct bhnd_softc bhnd_sc; /**< bhnd state */ 147 device_t hostb_dev; /**< host bridge core, or NULL */ 148 }; 149 150 #endif /* _BCMA_BCMAVAR_H_ */