/*- * SPDX-License-Identifier: BSD-2-Clause * * Copyright (c) 2015-2016 Landon Fuller * Copyright (c) 2017 The FreeBSD Foundation * All rights reserved. * * Portions of this software were developed by Landon Fuller * under sponsorship from the FreeBSD Foundation. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer, * without modification. * 2. Redistributions in binary form must reproduce at minimum a disclaimer * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any * redistribution must be conditioned upon including a substantially * similar Disclaimer requirement for further binary redistribution. * * NO WARRANTY * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGES. * */ #ifndef _BCMA_BCMAVAR_H_ #define _BCMA_BCMAVAR_H_ #include #include #include #include #include #include "bcma.h" /* * Internal definitions shared by bcma(4) driver implementations. */ /** Base resource ID for per-core agent register allocations */ #define BCMA_AGENT_RID_BASE 100 /** * Return the device's core index. * * @param _dinfo The bcma_devinfo instance to query. */ #define BCMA_DINFO_COREIDX(_dinfo) \ ((_dinfo)->corecfg->core_info.core_idx) /** BCMA port identifier. */ typedef u_int bcma_pid_t; #define BCMA_PID_MAX UINT_MAX /**< Maximum bcma_pid_t value */ /** BCMA per-port region map identifier. */ typedef u_int bcma_rmid_t; #define BCMA_RMID_MAX UINT_MAX /**< Maximum bcma_rmid_t value */ struct bcma_devinfo; struct bcma_corecfg; struct bcma_intr; struct bcma_map; struct bcma_mport; struct bcma_sport; int bcma_probe(device_t dev); int bcma_attach(device_t dev); int bcma_detach(device_t dev); u_int bcma_get_intr_count(device_t dev, device_t child); int bcma_get_intr_ivec(device_t dev, device_t child, u_int intr, uint32_t *ivec); int bcma_add_children(device_t bus); struct bcma_sport_list *bcma_corecfg_get_port_list(struct bcma_corecfg *cfg, bhnd_port_type type); struct bcma_devinfo *bcma_alloc_dinfo(device_t bus); int bcma_init_dinfo(device_t bus, device_t child, struct bcma_devinfo *dinfo, struct bcma_corecfg *corecfg); void bcma_free_dinfo(device_t bus, device_t child, struct bcma_devinfo *dinfo); struct bcma_corecfg *bcma_alloc_corecfg(u_int core_index, int core_unit, uint16_t vendor, uint16_t device, uint8_t hwrev); void bcma_free_corecfg(struct bcma_corecfg *corecfg); struct bcma_intr *bcma_alloc_intr(uint8_t bank, uint8_t sel, uint8_t line); void bcma_free_intr(struct bcma_intr *intr); struct bcma_sport *bcma_alloc_sport(bcma_pid_t port_num, bhnd_port_type port_type); void bcma_free_sport(struct bcma_sport *sport); int bcma_dmp_wait_reset(device_t child, struct bcma_devinfo *dinfo); int bcma_dmp_write_reset(device_t child, struct bcma_devinfo *dinfo, uint32_t value); /** BCMA master port descriptor */ struct bcma_mport { bcma_pid_t mp_num; /**< AXI port identifier (bus-unique) */ bcma_pid_t mp_vid; /**< AXI master virtual ID (core-unique) */ STAILQ_ENTRY(bcma_mport) mp_link; }; /** BCMA memory region descriptor */ struct bcma_map { bcma_rmid_t m_region_num; /**< region identifier (port-unique). */ bhnd_addr_t m_base; /**< base address */ bhnd_size_t m_size; /**< size */ int m_rid; /**< bus resource id, or -1. */ STAILQ_ENTRY(bcma_map) m_link; }; /** BCMA interrupt descriptor */ struct bcma_intr { uint8_t i_bank; /**< OOB bank (see BCMA_OOB_BANK[A-D]) */ uint8_t i_sel; /**< OOB selector (0-7) */ uint8_t i_busline; /**< OOB bus line assigned to this selector */ bool i_mapped; /**< if an irq has been mapped for this selector */ int i_rid; /**< bus resource id, or -1 */ rman_res_t i_irq; /**< the mapped bus irq, if any */ STAILQ_ENTRY(bcma_intr) i_link; }; /** BCMA slave port descriptor */ struct bcma_sport { bcma_pid_t sp_num; /**< slave port number (core-unique) */ bhnd_port_type sp_type; /**< port type */ u_long sp_num_maps; /**< number of regions mapped to this port */ STAILQ_HEAD(, bcma_map) sp_maps; STAILQ_ENTRY(bcma_sport) sp_link; }; STAILQ_HEAD(bcma_mport_list, bcma_mport); STAILQ_HEAD(bcma_intr_list, bcma_intr); STAILQ_HEAD(bcma_sport_list, bcma_sport); /** BCMA IP core/block configuration */ struct bcma_corecfg { struct bhnd_core_info core_info; /**< standard core info */ u_long num_master_ports; /**< number of master port descriptors. */ struct bcma_mport_list master_ports; /**< master port descriptors */ u_long num_dev_ports; /**< number of device slave port descriptors. */ struct bcma_sport_list dev_ports; /**< device port descriptors */ u_long num_bridge_ports; /**< number of bridge slave port descriptors. */ struct bcma_sport_list bridge_ports; /**< bridge port descriptors */ u_long num_wrapper_ports; /**< number of wrapper slave port descriptors. */ struct bcma_sport_list wrapper_ports; /**< wrapper port descriptors */ }; /** * BCMA per-device info */ struct bcma_devinfo { struct resource_list resources; /**< Slave port memory regions. */ struct bcma_corecfg *corecfg; /**< IP core/block config */ struct bhnd_resource *res_agent; /**< Agent (wrapper) resource, or NULL. Not * all bcma(4) cores have or require an agent. */ int rid_agent; /**< Agent resource ID, or -1 */ u_int num_intrs; /**< number of interrupt descriptors. */ struct bcma_intr_list intrs; /**< interrupt descriptors */ void *pmu_info; /**< Bus-managed PMU state, or NULL */ }; /** BMCA per-instance state */ struct bcma_softc { struct bhnd_softc bhnd_sc; /**< bhnd state */ }; #endif /* _BCMA_BCMAVAR_H_ */