1650 lines
44 KiB
Objective-C
1650 lines
44 KiB
Objective-C
#-
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# Copyright (c) 2015-2016 Landon Fuller <landonf@FreeBSD.org>
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# Copyright (c) 2017 The FreeBSD Foundation
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# All rights reserved.
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#
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# Portions of this software were developed by Landon Fuller
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# under sponsorship from the FreeBSD Foundation.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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# IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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# USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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#include <sys/types.h>
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#include <sys/bus.h>
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#include <sys/rman.h>
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#include <dev/bhnd/bhnd_types.h>
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#include <dev/bhnd/bhnd_erom_types.h>
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INTERFACE bhnd_bus;
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#
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# bhnd(4) bus interface
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#
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HEADER {
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/* forward declarations */
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struct bhnd_board_info;
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struct bhnd_core_info;
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struct bhnd_chipid;
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struct bhnd_dma_translation;
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struct bhnd_devinfo;
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struct bhnd_resource;
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}
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CODE {
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#include <sys/systm.h>
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#include <dev/bhnd/bhndvar.h>
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static bhnd_erom_class_t *
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bhnd_bus_null_get_erom_class(driver_t *driver)
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{
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return (NULL);
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}
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static struct bhnd_chipid *
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bhnd_bus_null_get_chipid(device_t dev, device_t child)
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{
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panic("bhnd_bus_get_chipid unimplemented");
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}
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static int
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bhnd_bus_null_read_ioctl(device_t dev, device_t child, uint16_t *ioctl)
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{
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panic("bhnd_bus_read_ioctl unimplemented");
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}
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static int
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bhnd_bus_null_write_ioctl(device_t dev, device_t child, uint16_t value,
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uint16_t mask)
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{
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panic("bhnd_bus_write_ioctl unimplemented");
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}
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static int
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bhnd_bus_null_read_iost(device_t dev, device_t child, uint16_t *iost)
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{
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panic("bhnd_bus_read_iost unimplemented");
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}
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static bool
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bhnd_bus_null_is_hw_suspended(device_t dev, device_t child)
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{
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panic("bhnd_bus_is_hw_suspended unimplemented");
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}
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static int
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bhnd_bus_null_reset_hw(device_t dev, device_t child, uint16_t ioctl,
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uint16_t reset_ioctl)
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{
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panic("bhnd_bus_reset_hw unimplemented");
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}
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static int
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bhnd_bus_null_suspend_hw(device_t dev, device_t child)
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{
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panic("bhnd_bus_suspend_hw unimplemented");
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}
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static bhnd_attach_type
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bhnd_bus_null_get_attach_type(device_t dev, device_t child)
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{
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panic("bhnd_bus_get_attach_type unimplemented");
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}
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static int
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bhnd_bus_null_read_board_info(device_t dev, device_t child,
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struct bhnd_board_info *info)
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{
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panic("bhnd_bus_read_boardinfo unimplemented");
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}
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static void
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bhnd_bus_null_child_added(device_t dev, device_t child)
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{
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}
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static int
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bhnd_bus_null_alloc_pmu(device_t dev, device_t child)
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{
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panic("bhnd_bus_alloc_pmu unimplemented");
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}
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static int
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bhnd_bus_null_release_pmu(device_t dev, device_t child)
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{
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panic("bhnd_bus_release_pmu unimplemented");
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}
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static int
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bhnd_bus_null_get_clock_latency(device_t dev, device_t child,
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bhnd_clock clock, u_int *latency)
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{
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panic("bhnd_pmu_get_clock_latency unimplemented");
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}
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static int
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bhnd_bus_null_get_clock_freq(device_t dev, device_t child,
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bhnd_clock clock, u_int *freq)
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{
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panic("bhnd_pmu_get_clock_freq unimplemented");
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}
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static int
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bhnd_bus_null_request_clock(device_t dev, device_t child,
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bhnd_clock clock)
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{
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panic("bhnd_bus_request_clock unimplemented");
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}
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static int
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bhnd_bus_null_enable_clocks(device_t dev, device_t child,
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uint32_t clocks)
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{
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panic("bhnd_bus_enable_clocks unimplemented");
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}
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static int
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bhnd_bus_null_request_ext_rsrc(device_t dev, device_t child,
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u_int rsrc)
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{
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panic("bhnd_bus_request_ext_rsrc unimplemented");
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}
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static int
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bhnd_bus_null_release_ext_rsrc(device_t dev, device_t child,
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u_int rsrc)
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{
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panic("bhnd_bus_release_ext_rsrc unimplemented");
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}
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static int
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bhnd_bus_null_read_config(device_t dev, device_t child,
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bus_size_t offset, void *value, u_int width)
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{
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panic("bhnd_bus_null_read_config unimplemented");
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}
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static void
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bhnd_bus_null_write_config(device_t dev, device_t child,
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bus_size_t offset, void *value, u_int width)
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{
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panic("bhnd_bus_null_write_config unimplemented");
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}
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static device_t
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bhnd_bus_null_find_hostb_device(device_t dev)
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{
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return (NULL);
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}
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static struct bhnd_service_registry *
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bhnd_bus_null_get_service_registry(device_t dev)
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{
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panic("bhnd_bus_get_service_registry unimplemented");
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}
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static bool
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bhnd_bus_null_is_hw_disabled(device_t dev, device_t child)
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{
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panic("bhnd_bus_is_hw_disabled unimplemented");
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}
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static int
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bhnd_bus_null_get_probe_order(device_t dev, device_t child)
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{
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panic("bhnd_bus_get_probe_order unimplemented");
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}
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static uintptr_t
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bhnd_bus_null_get_intr_domain(device_t dev, device_t child, bool self)
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{
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/* Unsupported */
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return (0);
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}
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static u_int
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bhnd_bus_null_get_intr_count(device_t dev, device_t child)
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{
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return (0);
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}
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static int
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bhnd_bus_null_get_intr_ivec(device_t dev, device_t child, u_int intr,
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u_int *ivec)
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{
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panic("bhnd_bus_get_intr_ivec unimplemented");
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}
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static int
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bhnd_bus_null_map_intr(device_t dev, device_t child, u_int intr,
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rman_res_t *irq)
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{
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panic("bhnd_bus_map_intr unimplemented");
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}
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static int
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bhnd_bus_null_unmap_intr(device_t dev, device_t child, rman_res_t irq)
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{
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panic("bhnd_bus_unmap_intr unimplemented");
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}
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static int
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bhnd_bus_null_get_port_rid(device_t dev, device_t child,
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bhnd_port_type port_type, u_int port, u_int region)
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{
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return (-1);
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}
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static int
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bhnd_bus_null_decode_port_rid(device_t dev, device_t child, int type,
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int rid, bhnd_port_type *port_type, u_int *port, u_int *region)
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{
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return (ENOENT);
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}
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static int
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bhnd_bus_null_get_region_addr(device_t dev, device_t child,
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bhnd_port_type type, u_int port, u_int region, bhnd_addr_t *addr,
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bhnd_size_t *size)
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{
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return (ENOENT);
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}
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static int
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bhnd_bus_null_get_nvram_var(device_t dev, device_t child,
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const char *name, void *buf, size_t *size, bhnd_nvram_type type)
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{
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return (ENODEV);
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}
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}
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/**
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* Return the bhnd(4) bus driver's device enumeration parser class.
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*
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* @param driver The bhnd bus driver instance.
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*/
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STATICMETHOD bhnd_erom_class_t * get_erom_class {
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driver_t *driver;
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} DEFAULT bhnd_bus_null_get_erom_class;
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/**
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* Register a shared bus @p provider for a given @p service.
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*
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* @param dev The parent of @p child.
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* @param child The requesting child device.
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* @param provider The service provider to register.
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* @param service The service for which @p provider will be registered.
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*
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* @retval 0 success
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* @retval EEXIST if an entry for @p service already exists.
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* @retval non-zero if registering @p provider otherwise fails, a regular
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* unix error code will be returned.
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*/
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METHOD int register_provider {
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device_t dev;
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device_t child;
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device_t provider;
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bhnd_service_t service;
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} DEFAULT bhnd_bus_generic_register_provider;
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/**
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* Attempt to remove the @p service provider registration for @p provider.
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*
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* @param dev The parent of @p child.
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* @param child The requesting child device.
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* @param provider The service provider to be deregistered.
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* @param service The service for which @p provider will be deregistered,
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* or BHND_SERVICE_INVALID to remove all service
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* registrations for @p provider.
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*
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* @retval 0 success
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* @retval EBUSY if active references to @p provider exist; @see
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* BHND_BUS_RETAIN_PROVIDER() and
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* BHND_BUS_RELEASE_PROVIDER().
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*/
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METHOD int deregister_provider {
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device_t dev;
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device_t child;
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device_t provider;
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bhnd_service_t service;
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} DEFAULT bhnd_bus_generic_deregister_provider;
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/**
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* Retain and return a reference to the registered @p service provider, if any.
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*
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* @param dev The parent of @p child.
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* @param child The requesting child device.
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* @param service The service for which a provider should be returned.
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*
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* On success, the caller assumes ownership the returned provider, and
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* is responsible for releasing this reference via
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* BHND_BUS_RELEASE_PROVIDER().
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*
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* @retval device_t success
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* @retval NULL if no provider is registered for @p service.
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*/
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METHOD device_t retain_provider {
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device_t dev;
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device_t child;
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bhnd_service_t service;
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} DEFAULT bhnd_bus_generic_retain_provider;
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/**
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* Release a reference to a service provider previously returned by
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* BHND_BUS_RETAIN_PROVIDER().
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*
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* @param dev The parent of @p child.
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* @param child The requesting child device.
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* @param provider The provider to be released.
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* @param service The service for which @p provider was previously
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* retained.
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*/
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METHOD void release_provider {
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device_t dev;
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device_t child;
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device_t provider;
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bhnd_service_t service;
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} DEFAULT bhnd_bus_generic_release_provider;
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/**
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* Return a struct bhnd_service_registry.
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*
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* Used by drivers which use bhnd_bus_generic_sr_register_provider() etc.
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* to implement service provider registration. It should return a service
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* registry that may be used to resolve provider requests from @p child.
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*
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* @param dev The parent of @p child.
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* @param child The requesting child device.
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*/
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METHOD struct bhnd_service_registry * get_service_registry {
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device_t dev;
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device_t child;
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} DEFAULT bhnd_bus_null_get_service_registry;
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/**
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* Return the active host bridge core for the bhnd bus, if any.
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*
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* @param dev The bhnd bus device.
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*
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* @retval device_t if a hostb device exists
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* @retval NULL if no hostb device is found.
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*/
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METHOD device_t find_hostb_device {
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device_t dev;
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} DEFAULT bhnd_bus_null_find_hostb_device;
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/**
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* Return true if the hardware components required by @p child are unpopulated
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* or otherwise unusable.
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*
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* In some cases, enumerated devices may have pins that are left floating, or
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* the hardware may otherwise be non-functional; this method allows a parent
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* device to explicitly specify if a successfully enumerated @p child should
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* be disabled.
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*
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* @param dev The device whose child is being examined.
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* @param child The child device.
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*/
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METHOD bool is_hw_disabled {
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device_t dev;
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device_t child;
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} DEFAULT bhnd_bus_null_is_hw_disabled;
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/**
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* Return the probe (and attach) order for @p child.
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*
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* All devices on the bhnd(4) bus will be probed, attached, or resumed in
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* ascending order; they will be suspended, shutdown, and detached in
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* descending order.
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*
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* The following device methods will be dispatched in ascending probe order
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* by the bus:
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*
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* - DEVICE_PROBE()
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* - DEVICE_ATTACH()
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* - DEVICE_RESUME()
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*
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* The following device methods will be dispatched in descending probe order
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* by the bus:
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*
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* - DEVICE_SHUTDOWN()
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* - DEVICE_DETACH()
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* - DEVICE_SUSPEND()
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*
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* @param dev The device whose child is being examined.
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* @param child The child device.
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*
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* Refer to BHND_PROBE_* and BHND_PROBE_ORDER_* for the standard set of
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* priorities.
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*/
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METHOD int get_probe_order {
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device_t dev;
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device_t child;
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} DEFAULT bhnd_bus_null_get_probe_order;
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/**
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* Return the BHND chip identification for the parent bus.
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*
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* @param dev The device whose child is being examined.
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* @param child The child device.
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*/
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METHOD const struct bhnd_chipid * get_chipid {
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device_t dev;
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device_t child;
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} DEFAULT bhnd_bus_null_get_chipid;
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/**
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* Return the BHND attachment type of the parent bus.
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*
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* @param dev The device whose child is being examined.
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* @param child The child device.
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*
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* @retval BHND_ATTACH_ADAPTER if the bus is resident on a bridged adapter,
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* such as a WiFi chipset.
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* @retval BHND_ATTACH_NATIVE if the bus provides hardware services (clock,
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* CPU, etc) to a directly attached native host.
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*/
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METHOD bhnd_attach_type get_attach_type {
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device_t dev;
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device_t child;
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} DEFAULT bhnd_bus_null_get_attach_type;
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/**
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* Find the best available DMA address translation capable of mapping a
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* physical host address to a BHND DMA device address of @p width with
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* @p flags.
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*
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* @param dev The parent of @p child.
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* @param child The bhnd device requesting the DMA address translation.
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* @param width The address width within which the translation window must
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* reside (see BHND_DMA_ADDR_*).
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* @param flags Required translation flags (see BHND_DMA_TRANSLATION_*).
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* @param[out] dmat On success, will be populated with a DMA tag specifying the
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* @p translation DMA address restrictions. This argment may be NULL if the DMA
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* tag is not desired.
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* the set of valid host DMA addresses reachable via @p translation.
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* @param[out] translation On success, will be populated with a DMA address
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* translation descriptor for @p child. This argment may be NULL if the
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* descriptor is not desired.
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*
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* @retval 0 success
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* @retval ENODEV If DMA is not supported.
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* @retval ENOENT If no DMA translation matching @p width and @p flags is
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* available.
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* @retval non-zero If determining the DMA address translation for @p child
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* otherwise fails, a regular unix error code will be returned.
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*/
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METHOD int get_dma_translation {
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device_t dev;
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device_t child;
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u_int width;
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uint32_t flags;
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bus_dma_tag_t *dmat;
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struct bhnd_dma_translation *translation;
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} DEFAULT bhnd_bus_generic_get_dma_translation;
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/**
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* Attempt to read the BHND board identification from the parent bus.
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*
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* This relies on NVRAM access, and will fail if a valid NVRAM device cannot
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* be found, or is not yet attached.
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*
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* @param dev The parent of @p child.
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* @param child The bhnd device requesting board info.
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* @param[out] info On success, will be populated with the bhnd(4) device's
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* board information.
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*
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* @retval 0 success
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* @retval ENODEV No valid NVRAM source could be found.
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* @retval non-zero If reading @p name otherwise fails, a regular unix
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* error code will be returned.
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*/
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METHOD int read_board_info {
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|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_board_info *info;
|
|
} DEFAULT bhnd_bus_null_read_board_info;
|
|
|
|
/**
|
|
* Notify a bhnd bus that a child was added.
|
|
*
|
|
* This method must be called by concrete bhnd(4) driver impementations
|
|
* after @p child's bus state is fully initialized.
|
|
*
|
|
* @param dev The bhnd bus whose child is being added.
|
|
* @param child The child added to @p dev.
|
|
*/
|
|
METHOD void child_added {
|
|
device_t dev;
|
|
device_t child;
|
|
} DEFAULT bhnd_bus_null_child_added;
|
|
|
|
/**
|
|
* Read the current value of @p child's I/O control register.
|
|
*
|
|
* @param dev The bhnd bus parent of @p child.
|
|
* @param child The bhnd device for which the I/O control register should be
|
|
* read.
|
|
* @param[out] ioctl On success, the I/O control register value.
|
|
*
|
|
* @retval 0 success
|
|
* @retval EINVAL If @p child is not a direct child of @p dev.
|
|
* @retval ENODEV If agent/config space for @p child is unavailable.
|
|
* @retval non-zero If reading the IOCTL register otherwise fails, a regular
|
|
* unix error code will be returned.
|
|
*/
|
|
METHOD int read_ioctl {
|
|
device_t dev;
|
|
device_t child;
|
|
uint16_t *ioctl;
|
|
} DEFAULT bhnd_bus_null_read_ioctl;
|
|
|
|
/**
|
|
* Write @p value with @p mask to @p child's I/O control register.
|
|
*
|
|
* @param dev The bhnd bus parent of @p child.
|
|
* @param child The bhnd device for which the I/O control register should
|
|
* be updated.
|
|
* @param value The value to be written (see also BHND_IOCTL_*).
|
|
* @param mask Only the bits defined by @p mask will be updated from @p value.
|
|
*
|
|
* @retval 0 success
|
|
* @retval EINVAL If @p child is not a direct child of @p dev.
|
|
* @retval ENODEV If agent/config space for @p child is unavailable.
|
|
* @retval non-zero If writing the IOCTL register otherwise fails, a regular
|
|
* unix error code will be returned.
|
|
*/
|
|
METHOD int write_ioctl {
|
|
device_t dev;
|
|
device_t child;
|
|
uint16_t value;
|
|
uint16_t mask;
|
|
} DEFAULT bhnd_bus_null_write_ioctl;
|
|
|
|
/**
|
|
* Read the current value of @p child's I/O status register.
|
|
*
|
|
* @param dev The bhnd bus parent of @p child.
|
|
* @param child The bhnd device for which the I/O status register should be
|
|
* read.
|
|
* @param[out] iost On success, the I/O status register value.
|
|
*
|
|
* @retval 0 success
|
|
* @retval EINVAL If @p child is not a direct child of @p dev.
|
|
* @retval ENODEV If agent/config space for @p child is unavailable.
|
|
* @retval non-zero If reading the IOST register otherwise fails, a regular
|
|
* unix error code will be returned.
|
|
*/
|
|
METHOD int read_iost {
|
|
device_t dev;
|
|
device_t child;
|
|
uint16_t *iost;
|
|
} DEFAULT bhnd_bus_null_read_iost;
|
|
|
|
|
|
/**
|
|
* Return true if the given bhnd device's hardware is currently held
|
|
* in a RESET state or otherwise not clocked (BHND_IOCTL_CLK_EN).
|
|
*
|
|
* @param dev The bhnd bus parent of @p child.
|
|
* @param child The device to query.
|
|
*
|
|
* @retval true If @p child is held in RESET or not clocked (BHND_IOCTL_CLK_EN),
|
|
* or an error occurred determining @p child's hardware state.
|
|
* @retval false If @p child is clocked and is not held in RESET.
|
|
*/
|
|
METHOD bool is_hw_suspended {
|
|
device_t dev;
|
|
device_t child;
|
|
} DEFAULT bhnd_bus_null_is_hw_suspended;
|
|
|
|
/**
|
|
* Place the bhnd(4) device's hardware into a low-power RESET state with
|
|
* the @p reset_ioctl I/O control flags set, and then bring the hardware out of
|
|
* RESET with the @p ioctl I/O control flags set.
|
|
*
|
|
* Any clock or resource PMU requests previously made by @p child will be
|
|
* invalidated.
|
|
*
|
|
* @param dev The bhnd bus parent of @p child.
|
|
* @param child The device to be reset.
|
|
* @param ioctl Device-specific I/O control flags to be set when bringing
|
|
* the core out of its RESET state (see BHND_IOCTL_*).
|
|
* @param reset_ioctl Device-specific I/O control flags to be set when placing
|
|
* the core into its RESET state.
|
|
*
|
|
* @retval 0 success
|
|
* @retval non-zero error
|
|
*/
|
|
METHOD int reset_hw {
|
|
device_t dev;
|
|
device_t child;
|
|
uint16_t ioctl;
|
|
uint16_t reset_ioctl;
|
|
} DEFAULT bhnd_bus_null_reset_hw;
|
|
|
|
/**
|
|
* Suspend @p child's hardware in a low-power RESET state.
|
|
*
|
|
* Any clock or resource PMU requests previously made by @p dev will be
|
|
* invalidated.
|
|
*
|
|
* The hardware may be brought out of RESET via bhnd_reset_hw().
|
|
*
|
|
* @param dev The bhnd bus parent of @p child.
|
|
* @param dev The device to be suspended.
|
|
* @param ioctl Device-specific I/O control flags to be set when placing
|
|
* the core into its RESET state (see BHND_IOCTL_*).
|
|
*
|
|
* @retval 0 success
|
|
* @retval non-zero error
|
|
*/
|
|
METHOD int suspend_hw {
|
|
device_t dev;
|
|
device_t child;
|
|
uint16_t ioctl;
|
|
} DEFAULT bhnd_bus_null_suspend_hw;
|
|
|
|
/**
|
|
* Allocate per-core PMU resources and enable PMU request handling for @p child.
|
|
*
|
|
* The region containing the core's PMU register block (if any) must be
|
|
* allocated via bus_alloc_resource(9) (or bhnd_alloc_resource) before
|
|
* calling BHND_BUS_ALLOC_PMU(), and must not be released until after
|
|
* calling BHND_BUS_RELEASE_PMU().
|
|
*
|
|
* @param dev The parent of @p child.
|
|
* @param child The requesting bhnd device.
|
|
*
|
|
* @retval 0 success
|
|
* @retval non-zero if enabling per-core PMU request handling fails, a
|
|
* regular unix error code will be returned.
|
|
*/
|
|
METHOD int alloc_pmu {
|
|
device_t dev;
|
|
device_t child;
|
|
} DEFAULT bhnd_bus_null_alloc_pmu;
|
|
|
|
/**
|
|
* Release per-core PMU resources allocated for @p child. Any
|
|
* outstanding PMU requests are discarded.
|
|
*
|
|
* @param dev The parent of @p child.
|
|
* @param child The requesting bhnd device.
|
|
*/
|
|
METHOD int release_pmu {
|
|
device_t dev;
|
|
device_t child;
|
|
} DEFAULT bhnd_bus_null_release_pmu;
|
|
|
|
/**
|
|
* Return the transition latency required for @p clock in microseconds, if
|
|
* known.
|
|
*
|
|
* The BHND_CLOCK_HT latency value is suitable for use as the D11 core's
|
|
* 'fastpwrup_dly' value.
|
|
*
|
|
* @note A driver must ask the bhnd bus to allocate PMU request state
|
|
* via BHND_BUS_ALLOC_PMU() before querying PMU clocks.
|
|
*
|
|
* @param dev The parent of @p child.
|
|
* @param child The requesting bhnd device.
|
|
* @param clock The clock to be queried for transition latency.
|
|
* @param[out] latency On success, the transition latency of @p clock in
|
|
* microseconds.
|
|
*
|
|
* @retval 0 success
|
|
* @retval ENODEV If the transition latency for @p clock is not available.
|
|
*/
|
|
METHOD int get_clock_latency {
|
|
device_t dev;
|
|
device_t child;
|
|
bhnd_clock clock;
|
|
u_int *latency;
|
|
} DEFAULT bhnd_bus_null_get_clock_latency;
|
|
|
|
/**
|
|
* Return the frequency for @p clock in Hz, if known.
|
|
*
|
|
* @param dev The parent of @p child.
|
|
* @param child The requesting bhnd device.
|
|
* @param clock The clock to be queried.
|
|
* @param[out] freq On success, the frequency of @p clock in Hz.
|
|
*
|
|
* @note A driver must ask the bhnd bus to allocate PMU request state
|
|
* via BHND_BUS_ALLOC_PMU() before querying PMU clocks.
|
|
*
|
|
* @retval 0 success
|
|
* @retval ENODEV If the frequency for @p clock is not available.
|
|
*/
|
|
METHOD int get_clock_freq {
|
|
device_t dev;
|
|
device_t child;
|
|
bhnd_clock clock;
|
|
u_int *freq;
|
|
} DEFAULT bhnd_bus_null_get_clock_freq;
|
|
|
|
/**
|
|
* Request that @p clock (or faster) be routed to @p child.
|
|
*
|
|
* @note A driver must ask the bhnd bus to allocate PMU request state
|
|
* via BHND_BUS_ALLOC_PMU() before it can request clock resources.
|
|
*
|
|
* @note Any outstanding PMU clock requests will be discarded upon calling
|
|
* BHND_BUS_RESET_HW() or BHND_BUS_SUSPEND_HW().
|
|
*
|
|
* @param dev The parent of @p child.
|
|
* @param child The bhnd device requesting @p clock.
|
|
* @param clock The requested clock source.
|
|
*
|
|
* @retval 0 success
|
|
* @retval ENODEV If an unsupported clock was requested.
|
|
* @retval ETIMEDOUT If the clock request succeeds, but the clock is not
|
|
* detected as ready within the PMU's maximum transition
|
|
* delay. This should not occur in normal operation.
|
|
*/
|
|
METHOD int request_clock {
|
|
device_t dev;
|
|
device_t child;
|
|
bhnd_clock clock;
|
|
} DEFAULT bhnd_bus_null_request_clock;
|
|
|
|
/**
|
|
* Request that @p clocks be powered on behalf of @p child.
|
|
*
|
|
* This will power on clock sources (e.g. XTAL, PLL, etc) required for
|
|
* @p clocks and wait until they are ready, discarding any previous
|
|
* requests by @p child.
|
|
*
|
|
* @note A driver must ask the bhnd bus to allocate PMU request state
|
|
* via BHND_BUS_ALLOC_PMU() before it can request clock resources.
|
|
*
|
|
* @note Any outstanding PMU clock requests will be discarded upon calling
|
|
* BHND_BUS_RESET_HW() or BHND_BUS_SUSPEND_HW().
|
|
*
|
|
* @param dev The parent of @p child.
|
|
* @param child The bhnd device requesting @p clock.
|
|
* @param clock The requested clock source.
|
|
*
|
|
* @retval 0 success
|
|
* @retval ENODEV If an unsupported clock was requested.
|
|
* @retval ETIMEDOUT If the clock request succeeds, but the clock is not
|
|
* detected as ready within the PMU's maximum transition
|
|
* delay. This should not occur in normal operation.
|
|
*/
|
|
METHOD int enable_clocks {
|
|
device_t dev;
|
|
device_t child;
|
|
uint32_t clocks;
|
|
} DEFAULT bhnd_bus_null_enable_clocks;
|
|
|
|
/**
|
|
* Power up an external PMU-managed resource assigned to @p child.
|
|
*
|
|
* @note A driver must ask the bhnd bus to allocate PMU request state
|
|
* via BHND_BUS_ALLOC_PMU() before it can request PMU resources.
|
|
*
|
|
* @note Any outstanding PMU resource requests will be released upon calling
|
|
* BHND_BUS_RESET_HW() or BHND_BUS_SUSPEND_HW().
|
|
*
|
|
* @param dev The parent of @p child.
|
|
* @param child The bhnd device requesting @p rsrc.
|
|
* @param rsrc The core-specific external resource identifier.
|
|
*
|
|
* @retval 0 success
|
|
* @retval ENODEV If the PMU does not support @p rsrc.
|
|
* @retval ETIMEDOUT If the clock request succeeds, but the clock is not
|
|
* detected as ready within the PMU's maximum transition
|
|
* delay. This should not occur in normal operation.
|
|
*/
|
|
METHOD int request_ext_rsrc {
|
|
device_t dev;
|
|
device_t child;
|
|
u_int rsrc;
|
|
} DEFAULT bhnd_bus_null_request_ext_rsrc;
|
|
|
|
/**
|
|
* Power down an external PMU-managed resource assigned to @p child.
|
|
*
|
|
* @note A driver must ask the bhnd bus to allocate PMU request state
|
|
* via BHND_BUS_ALLOC_PMU() before it can request PMU resources.
|
|
*
|
|
* @param dev The parent of @p child.
|
|
* @param child The bhnd device requesting @p rsrc.
|
|
* @param rsrc The core-specific external resource number.
|
|
*
|
|
* @retval 0 success
|
|
* @retval ENODEV If the PMU does not support @p rsrc.
|
|
* @retval ETIMEDOUT If the clock request succeeds, but the clock is not
|
|
* detected as ready within the PMU's maximum transition
|
|
* delay. This should not occur in normal operation.
|
|
*/
|
|
METHOD int release_ext_rsrc {
|
|
device_t dev;
|
|
device_t child;
|
|
u_int rsrc;
|
|
} DEFAULT bhnd_bus_null_release_ext_rsrc;
|
|
|
|
/**
|
|
* Read @p width bytes at @p offset from the bus-specific agent/config
|
|
* space of @p child.
|
|
*
|
|
* @param dev The parent of @p child.
|
|
* @param child The bhnd device for which @p offset should be read.
|
|
* @param offset The offset to be read.
|
|
* @param[out] value On success, the bytes read at @p offset.
|
|
* @param width The size of the access. Must be 1, 2 or 4 bytes.
|
|
*
|
|
* The exact behavior of this method is bus-specific. On a bcma(4) bus, this
|
|
* method provides access to the first agent port of @p child; on a siba(4) bus,
|
|
* this method provides access to the core's CFG0 register block.
|
|
*
|
|
* @note Device drivers should only use this API for functionality
|
|
* that is not available via another bhnd(4) function.
|
|
*
|
|
* @retval 0 success
|
|
* @retval EINVAL If @p child is not a direct child of @p dev.
|
|
* @retval EINVAL If @p width is not one of 1, 2, or 4 bytes.
|
|
* @retval ENODEV If accessing agent/config space for @p child is unsupported.
|
|
* @retval EFAULT If reading @p width at @p offset exceeds the bounds of
|
|
* the mapped agent/config space for @p child.
|
|
*/
|
|
METHOD int read_config {
|
|
device_t dev;
|
|
device_t child;
|
|
bus_size_t offset;
|
|
void *value;
|
|
u_int width;
|
|
} DEFAULT bhnd_bus_null_read_config;
|
|
|
|
/**
|
|
* Read @p width bytes at @p offset from the bus-specific agent/config
|
|
* space of @p child.
|
|
*
|
|
* @param dev The parent of @p child.
|
|
* @param child The bhnd device for which @p offset should be read.
|
|
* @param offset The offset to be written.
|
|
* @param value A pointer to the value to be written.
|
|
* @param width The size of @p value. Must be 1, 2 or 4 bytes.
|
|
*
|
|
* The exact behavior of this method is bus-specific. In the case of
|
|
* bcma(4), this method provides access to the first agent port of @p child.
|
|
*
|
|
* @note Device drivers should only use this API for functionality
|
|
* that is not available via another bhnd(4) function.
|
|
*
|
|
* @retval 0 success
|
|
* @retval EINVAL If @p child is not a direct child of @p dev.
|
|
* @retval EINVAL If @p width is not one of 1, 2, or 4 bytes.
|
|
* @retval ENODEV If accessing agent/config space for @p child is unsupported.
|
|
* @retval EFAULT If reading @p width at @p offset exceeds the bounds of
|
|
* the mapped agent/config space for @p child.
|
|
*/
|
|
METHOD int write_config {
|
|
device_t dev;
|
|
device_t child;
|
|
bus_size_t offset;
|
|
const void *value;
|
|
u_int width;
|
|
} DEFAULT bhnd_bus_null_write_config;
|
|
|
|
/**
|
|
* Allocate a bhnd resource.
|
|
*
|
|
* This method's semantics are functionally identical to the bus API of the same
|
|
* name; refer to BUS_ALLOC_RESOURCE for complete documentation.
|
|
*/
|
|
METHOD struct bhnd_resource * alloc_resource {
|
|
device_t dev;
|
|
device_t child;
|
|
int type;
|
|
int *rid;
|
|
rman_res_t start;
|
|
rman_res_t end;
|
|
rman_res_t count;
|
|
u_int flags;
|
|
} DEFAULT bhnd_bus_generic_alloc_resource;
|
|
|
|
/**
|
|
* Release a bhnd resource.
|
|
*
|
|
* This method's semantics are functionally identical to the bus API of the same
|
|
* name; refer to BUS_RELEASE_RESOURCE for complete documentation.
|
|
*/
|
|
METHOD int release_resource {
|
|
device_t dev;
|
|
device_t child;
|
|
int type;
|
|
int rid;
|
|
struct bhnd_resource *res;
|
|
} DEFAULT bhnd_bus_generic_release_resource;
|
|
|
|
/**
|
|
* Activate a bhnd resource.
|
|
*
|
|
* This method's semantics are functionally identical to the bus API of the same
|
|
* name; refer to BUS_ACTIVATE_RESOURCE for complete documentation.
|
|
*/
|
|
METHOD int activate_resource {
|
|
device_t dev;
|
|
device_t child;
|
|
int type;
|
|
int rid;
|
|
struct bhnd_resource *r;
|
|
} DEFAULT bhnd_bus_generic_activate_resource;
|
|
|
|
/**
|
|
* Deactivate a bhnd resource.
|
|
*
|
|
* This method's semantics are functionally identical to the bus API of the same
|
|
* name; refer to BUS_DEACTIVATE_RESOURCE for complete documentation.
|
|
*/
|
|
METHOD int deactivate_resource {
|
|
device_t dev;
|
|
device_t child;
|
|
int type;
|
|
int rid;
|
|
struct bhnd_resource *r;
|
|
} DEFAULT bhnd_bus_generic_deactivate_resource;
|
|
|
|
/**
|
|
* Return the interrupt domain.
|
|
*
|
|
* This globally unique value may be used as the interrupt controller 'xref'
|
|
* on targets that support INTRNG.
|
|
*
|
|
* @param dev The device whose child is being examined.
|
|
* @param child The child device.
|
|
* @param self If true, return @p child's interrupt domain, rather than the
|
|
* domain in which @p child resides.
|
|
*
|
|
* On Non-OFW targets, this should either return:
|
|
* - The pointer address of a device that can uniquely identify @p child's
|
|
* interrupt domain (e.g., the bhnd bus' device_t address), or
|
|
* - 0 if unsupported by the bus.
|
|
*
|
|
* On OFW (including FDT) targets, this should return the @p child's iparent
|
|
* property's xref if @p self is false, the child's own node xref value if
|
|
* @p self is true, or 0 if no interrupt parent is found.
|
|
*/
|
|
METHOD uintptr_t get_intr_domain {
|
|
device_t dev;
|
|
device_t child;
|
|
bool self;
|
|
} DEFAULT bhnd_bus_null_get_intr_domain;
|
|
|
|
/**
|
|
* Return the number of interrupt lines assigned to @p child.
|
|
*
|
|
* @param dev The bhnd device whose child is being examined.
|
|
* @param child The child device.
|
|
*/
|
|
METHOD u_int get_intr_count {
|
|
device_t dev;
|
|
device_t child;
|
|
} DEFAULT bhnd_bus_null_get_intr_count;
|
|
|
|
/**
|
|
* Get the backplane interrupt vector of the @p intr line attached to @p child.
|
|
*
|
|
* @param dev The device whose child is being examined.
|
|
* @param child The child device.
|
|
* @param intr The index of the interrupt line being queried.
|
|
* @param[out] ivec On success, the assigned hardware interrupt vector will be
|
|
* written to this pointer.
|
|
*
|
|
* On bcma(4) devices, this returns the OOB bus line assigned to the
|
|
* interrupt.
|
|
*
|
|
* On siba(4) devices, this returns the target OCP slave flag number assigned
|
|
* to the interrupt.
|
|
*
|
|
* @retval 0 success
|
|
* @retval ENXIO If @p intr exceeds the number of interrupt lines
|
|
* assigned to @p child.
|
|
*/
|
|
METHOD int get_intr_ivec {
|
|
device_t dev;
|
|
device_t child;
|
|
u_int intr;
|
|
u_int *ivec;
|
|
} DEFAULT bhnd_bus_null_get_intr_ivec;
|
|
|
|
/**
|
|
* Map the given @p intr to an IRQ number; until unmapped, this IRQ may be used
|
|
* to allocate a resource of type SYS_RES_IRQ.
|
|
*
|
|
* On success, the caller assumes ownership of the interrupt mapping, and
|
|
* is responsible for releasing the mapping via BHND_BUS_UNMAP_INTR().
|
|
*
|
|
* @param dev The bhnd bus device.
|
|
* @param child The requesting child device.
|
|
* @param intr The interrupt being mapped.
|
|
* @param[out] irq On success, the bus interrupt value mapped for @p intr.
|
|
*
|
|
* @retval 0 If an interrupt was assigned.
|
|
* @retval non-zero If mapping an interrupt otherwise fails, a regular
|
|
* unix error code will be returned.
|
|
*/
|
|
METHOD int map_intr {
|
|
device_t dev;
|
|
device_t child;
|
|
u_int intr;
|
|
rman_res_t *irq;
|
|
} DEFAULT bhnd_bus_null_map_intr;
|
|
|
|
/**
|
|
* Unmap an bus interrupt previously mapped via BHND_BUS_MAP_INTR().
|
|
*
|
|
* @param dev The bhnd bus device.
|
|
* @param child The requesting child device.
|
|
* @param intr The interrupt number being unmapped. This is equivalent to the
|
|
* bus resource ID for the interrupt.
|
|
*/
|
|
METHOD void unmap_intr {
|
|
device_t dev;
|
|
device_t child;
|
|
rman_res_t irq;
|
|
} DEFAULT bhnd_bus_null_unmap_intr;
|
|
|
|
/**
|
|
* Return true if @p region_num is a valid region on @p port_num of
|
|
* @p type attached to @p child.
|
|
*
|
|
* @param dev The device whose child is being examined.
|
|
* @param child The child device.
|
|
* @param type The port type being queried.
|
|
* @param port_num The port number being queried.
|
|
* @param region_num The region number being queried.
|
|
*/
|
|
METHOD bool is_region_valid {
|
|
device_t dev;
|
|
device_t child;
|
|
bhnd_port_type type;
|
|
u_int port_num;
|
|
u_int region_num;
|
|
};
|
|
|
|
/**
|
|
* Return the number of ports of type @p type attached to @p child.
|
|
*
|
|
* @param dev The device whose child is being examined.
|
|
* @param child The child device.
|
|
* @param type The port type being queried.
|
|
*/
|
|
METHOD u_int get_port_count {
|
|
device_t dev;
|
|
device_t child;
|
|
bhnd_port_type type;
|
|
};
|
|
|
|
/**
|
|
* Return the number of memory regions mapped to @p child @p port of
|
|
* type @p type.
|
|
*
|
|
* @param dev The device whose child is being examined.
|
|
* @param child The child device.
|
|
* @param port The port number being queried.
|
|
* @param type The port type being queried.
|
|
*/
|
|
METHOD u_int get_region_count {
|
|
device_t dev;
|
|
device_t child;
|
|
bhnd_port_type type;
|
|
u_int port;
|
|
};
|
|
|
|
/**
|
|
* Return the SYS_RES_MEMORY resource-ID for a port/region pair attached to
|
|
* @p child.
|
|
*
|
|
* @param dev The bus device.
|
|
* @param child The bhnd child.
|
|
* @param port_type The port type.
|
|
* @param port_num The index of the child interconnect port.
|
|
* @param region_num The index of the port-mapped address region.
|
|
*
|
|
* @retval -1 No such port/region found.
|
|
*/
|
|
METHOD int get_port_rid {
|
|
device_t dev;
|
|
device_t child;
|
|
bhnd_port_type port_type;
|
|
u_int port_num;
|
|
u_int region_num;
|
|
} DEFAULT bhnd_bus_null_get_port_rid;
|
|
|
|
|
|
/**
|
|
* Decode a port / region pair on @p child defined by @p type and @p rid.
|
|
*
|
|
* @param dev The bus device.
|
|
* @param child The bhnd child.
|
|
* @param type The resource type.
|
|
* @param rid The resource ID.
|
|
* @param[out] port_type The port's type.
|
|
* @param[out] port The port identifier.
|
|
* @param[out] region The identifier of the memory region on @p port.
|
|
*
|
|
* @retval 0 success
|
|
* @retval non-zero No matching type/rid found.
|
|
*/
|
|
METHOD int decode_port_rid {
|
|
device_t dev;
|
|
device_t child;
|
|
int type;
|
|
int rid;
|
|
bhnd_port_type *port_type;
|
|
u_int *port;
|
|
u_int *region;
|
|
} DEFAULT bhnd_bus_null_decode_port_rid;
|
|
|
|
/**
|
|
* Get the address and size of @p region on @p port.
|
|
*
|
|
* @param dev The bus device.
|
|
* @param child The bhnd child.
|
|
* @param port_type The port type.
|
|
* @param port The port identifier.
|
|
* @param region The identifier of the memory region on @p port.
|
|
* @param[out] region_addr The region's base address.
|
|
* @param[out] region_size The region's size.
|
|
*
|
|
* @retval 0 success
|
|
* @retval non-zero No matching port/region found.
|
|
*/
|
|
METHOD int get_region_addr {
|
|
device_t dev;
|
|
device_t child;
|
|
bhnd_port_type port_type;
|
|
u_int port;
|
|
u_int region;
|
|
bhnd_addr_t *region_addr;
|
|
bhnd_size_t *region_size;
|
|
} DEFAULT bhnd_bus_null_get_region_addr;
|
|
|
|
/**
|
|
* Read an NVRAM variable.
|
|
*
|
|
* It is the responsibility of the bus to delegate this request to
|
|
* the appropriate NVRAM child device, or to a parent bus implementation.
|
|
*
|
|
* @param dev The bus device.
|
|
* @param child The requesting device.
|
|
* @param name The NVRAM variable name.
|
|
* @param[out] buf On success, the requested value will be written
|
|
* to this buffer. This argment may be NULL if
|
|
* the value is not desired.
|
|
* @param[in,out] size The capacity of @p buf. On success, will be set
|
|
* to the actual size of the requested value.
|
|
* @param type The data type to be written to @p buf.
|
|
*
|
|
* @retval 0 success
|
|
* @retval ENOENT The requested variable was not found.
|
|
* @retval ENOMEM If @p buf is non-NULL and a buffer of @p size is too
|
|
* small to hold the requested value.
|
|
* @retval ENODEV No valid NVRAM source could be found.
|
|
* @retval EFTYPE If the @p name's data type cannot be coerced to @p type.
|
|
* @retval ERANGE If value coercion would overflow @p type.
|
|
* @retval non-zero If reading @p name otherwise fails, a regular unix
|
|
* error code will be returned.
|
|
*/
|
|
METHOD int get_nvram_var {
|
|
device_t dev;
|
|
device_t child;
|
|
const char *name;
|
|
void *buf;
|
|
size_t *size;
|
|
bhnd_nvram_type type;
|
|
} DEFAULT bhnd_bus_null_get_nvram_var;
|
|
|
|
|
|
/** An implementation of bus_read_1() compatible with bhnd_resource */
|
|
METHOD uint8_t read_1 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
}
|
|
|
|
/** An implementation of bus_read_2() compatible with bhnd_resource */
|
|
METHOD uint16_t read_2 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
}
|
|
|
|
/** An implementation of bus_read_4() compatible with bhnd_resource */
|
|
METHOD uint32_t read_4 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
}
|
|
|
|
/** An implementation of bus_write_1() compatible with bhnd_resource */
|
|
METHOD void write_1 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint8_t value;
|
|
}
|
|
|
|
/** An implementation of bus_write_2() compatible with bhnd_resource */
|
|
METHOD void write_2 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint16_t value;
|
|
}
|
|
|
|
/** An implementation of bus_write_4() compatible with bhnd_resource */
|
|
METHOD void write_4 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint32_t value;
|
|
}
|
|
|
|
/** An implementation of bus_read_stream_1() compatible with bhnd_resource */
|
|
METHOD uint8_t read_stream_1 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
}
|
|
|
|
/** An implementation of bus_read_stream_2() compatible with bhnd_resource */
|
|
METHOD uint16_t read_stream_2 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
}
|
|
|
|
/** An implementation of bus_read_stream_4() compatible with bhnd_resource */
|
|
METHOD uint32_t read_stream_4 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
}
|
|
|
|
/** An implementation of bus_write_stream_1() compatible with bhnd_resource */
|
|
METHOD void write_stream_1 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint8_t value;
|
|
}
|
|
|
|
/** An implementation of bus_write_stream_2() compatible with bhnd_resource */
|
|
METHOD void write_stream_2 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint16_t value;
|
|
}
|
|
|
|
/** An implementation of bus_write_stream_4() compatible with bhnd_resource */
|
|
METHOD void write_stream_4 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint32_t value;
|
|
}
|
|
|
|
/** An implementation of bus_read_multi_1() compatible with bhnd_resource */
|
|
METHOD void read_multi_1 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint8_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_read_multi_2() compatible with bhnd_resource */
|
|
METHOD void read_multi_2 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint16_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_read_multi_4() compatible with bhnd_resource */
|
|
METHOD void read_multi_4 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint32_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_write_multi_1() compatible with bhnd_resource */
|
|
METHOD void write_multi_1 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint8_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_write_multi_2() compatible with bhnd_resource */
|
|
METHOD void write_multi_2 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint16_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_write_multi_4() compatible with bhnd_resource */
|
|
METHOD void write_multi_4 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint32_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_read_multi_stream_1() compatible
|
|
* bhnd_resource */
|
|
METHOD void read_multi_stream_1 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint8_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_read_multi_stream_2() compatible
|
|
* bhnd_resource */
|
|
METHOD void read_multi_stream_2 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint16_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_read_multi_stream_4() compatible
|
|
* bhnd_resource */
|
|
METHOD void read_multi_stream_4 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint32_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_write_multi_stream_1() compatible
|
|
* bhnd_resource */
|
|
METHOD void write_multi_stream_1 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint8_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_write_multi_stream_2() compatible with
|
|
* bhnd_resource */
|
|
METHOD void write_multi_stream_2 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint16_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_write_multi_stream_4() compatible with
|
|
* bhnd_resource */
|
|
METHOD void write_multi_stream_4 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint32_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_set_multi_1() compatible with bhnd_resource */
|
|
METHOD void set_multi_1 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint8_t value;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_set_multi_2() compatible with bhnd_resource */
|
|
METHOD void set_multi_2 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint16_t value;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_set_multi_4() compatible with bhnd_resource */
|
|
METHOD void set_multi_4 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint32_t value;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_set_region_1() compatible with bhnd_resource */
|
|
METHOD void set_region_1 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint8_t value;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_set_region_2() compatible with bhnd_resource */
|
|
METHOD void set_region_2 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint16_t value;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_set_region_4() compatible with bhnd_resource */
|
|
METHOD void set_region_4 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint32_t value;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_read_region_1() compatible with bhnd_resource */
|
|
METHOD void read_region_1 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint8_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_read_region_2() compatible with bhnd_resource */
|
|
METHOD void read_region_2 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint16_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_read_region_4() compatible with bhnd_resource */
|
|
METHOD void read_region_4 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint32_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_read_region_stream_1() compatible with
|
|
* bhnd_resource */
|
|
METHOD void read_region_stream_1 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint8_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_read_region_stream_2() compatible with
|
|
* bhnd_resource */
|
|
METHOD void read_region_stream_2 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint16_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_read_region_stream_4() compatible with
|
|
* bhnd_resource */
|
|
METHOD void read_region_stream_4 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint32_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_write_region_1() compatible with bhnd_resource */
|
|
METHOD void write_region_1 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint8_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_write_region_2() compatible with bhnd_resource */
|
|
METHOD void write_region_2 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint16_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_write_region_4() compatible with bhnd_resource */
|
|
METHOD void write_region_4 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint32_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_write_region_stream_1() compatible with
|
|
* bhnd_resource */
|
|
METHOD void write_region_stream_1 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint8_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_write_region_stream_2() compatible with
|
|
* bhnd_resource */
|
|
METHOD void write_region_stream_2 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint16_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_write_region_stream_4() compatible with
|
|
* bhnd_resource */
|
|
METHOD void write_region_stream_4 {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
uint32_t *datap;
|
|
bus_size_t count;
|
|
}
|
|
|
|
/** An implementation of bus_barrier() compatible with bhnd_resource */
|
|
METHOD void barrier {
|
|
device_t dev;
|
|
device_t child;
|
|
struct bhnd_resource *r;
|
|
bus_size_t offset;
|
|
bus_size_t length;
|
|
int flags;
|
|
}
|