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freebsd-nq/sys/dev/bhnd/bhnd.h
Conrad Meyer db4fcadf52 "Buses" is the preferred plural of "bus" 
Replace archaic "busses" with modern form "buses."

Intentionally excluded:
* Old/random drivers I didn't recognize
  * Old hardware in general
* Use of "busses" in code as identifiers

No functional change.

http://grammarist.com/spelling/buses-busses/

PR:		216099
Reported by:	bltsrc at mail.ru
Sponsored by:	Dell EMC Isilon
2017-01-15 17:54:01 +00:00

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/*-
* Copyright (c) 2015 Landon Fuller <landon@landonf.org>
* All rights reserved.
*
* 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.
*
* $FreeBSD$
*/
#ifndef _BHND_BHND_H_
#define _BHND_BHND_H_
#include <sys/types.h>
#include <sys/bus.h>
#include <machine/bus.h>
#include "bhnd_ids.h"
#include "bhnd_types.h"
#include "bhnd_erom_types.h"
#include "bhnd_debug.h"
#include "bhnd_bus_if.h"
#include "bhnd_match.h"
#include "nvram/bhnd_nvram.h"
struct bhnd_core_pmu_info;
extern devclass_t bhnd_devclass;
extern devclass_t bhnd_hostb_devclass;
extern devclass_t bhnd_nvram_devclass;
#define BHND_CHIPID_MAX_NAMELEN 32 /**< maximum buffer required for a
bhnd_format_chip_id() */
/**
* bhnd child instance variables
*/
enum bhnd_device_vars {
BHND_IVAR_VENDOR, /**< Designer's JEP-106 manufacturer ID. */
BHND_IVAR_DEVICE, /**< Part number */
BHND_IVAR_HWREV, /**< Core revision */
BHND_IVAR_DEVICE_CLASS, /**< Core class (@sa bhnd_devclass_t) */
BHND_IVAR_VENDOR_NAME, /**< Core vendor name */
BHND_IVAR_DEVICE_NAME, /**< Core name */
BHND_IVAR_CORE_INDEX, /**< Bus-assigned core number */
BHND_IVAR_CORE_UNIT, /**< Bus-assigned core unit number,
assigned sequentially (starting at 0) for
each vendor/device pair. */
BHND_IVAR_PMU_INFO, /**< Internal bus-managed PMU state */
};
/**
* bhnd device probe priority bands.
*/
enum {
BHND_PROBE_ROOT = 0, /**< Nexus or host bridge */
BHND_PROBE_BUS = 1000, /**< Buses and bridges */
BHND_PROBE_CPU = 2000, /**< CPU devices */
BHND_PROBE_INTERRUPT = 3000, /**< Interrupt controllers. */
BHND_PROBE_TIMER = 4000, /**< Timers and clocks. */
BHND_PROBE_RESOURCE = 5000, /**< Resource discovery (including NVRAM/SPROM) */
BHND_PROBE_DEFAULT = 6000, /**< Default device priority */
};
/**
* Constants defining fine grained ordering within a BHND_PROBE_* priority band.
*
* Example:
* @code
* BHND_PROBE_BUS + BHND_PROBE_ORDER_FIRST
* @endcode
*/
enum {
BHND_PROBE_ORDER_FIRST = 0,
BHND_PROBE_ORDER_EARLY = 25,
BHND_PROBE_ORDER_MIDDLE = 50,
BHND_PROBE_ORDER_LATE = 75,
BHND_PROBE_ORDER_LAST = 100
};
/**
* Per-core IOCTL flags common to all bhnd(4) cores.
*/
enum {
BHND_IOCTL_BIST = 0x8000, /**< Initiate a built-in self-test (BIST). Must be cleared
after BIST results are read via BHND_IOST_BIST_* */
BHND_IOCTL_PME = 0x4000, /**< Enable posting of power management events by the core. */
BHND_IOCTL_CFLAGS = 0x3FFC, /**< Reserved for core-specific ioctl flags. */
BHND_IOCTL_CLK_FORCE = 0x0002, /**< Force disable of clock gating, resulting in all clocks
being distributed within the core. Should be set when
asserting/deasserting reset to ensure the reset signal
fully propagates to the entire core. */
BHND_IOCTL_CLK_EN = 0x0001, /**< If cleared, the core clock will be disabled. Should be
set during normal operation, and cleared when the core is
held in reset. */
};
/**
* Per-core IOST flags common to all bhnd(4) cores.
*/
enum {
BHND_IOST_BIST_DONE = 0x8000, /**< Set upon BIST completion (see BHND_IOCTL_BIST), and cleared
if 0 is written to BHND_IOCTL_BIST. */
BHND_IOST_BIST_FAIL = 0x4000, /**< Set upon detection of a BIST error; the value is unspecified
if BIST has not completed and BHND_IOST_BIST_DONE is not set. */
BHND_IOST_CLK = 0x2000, /**< Set if the core has requested that gated clocks be enabled, or
cleared otherwise. The value is undefined if a core does not
support clock gating. */
BHND_IOST_DMA64 = 0x1000, /**< Set if this core supports 64-bit DMA */
BHND_IOST_CFLAGS = 0x0FFC, /**< Reserved for core-specific status flags. */
};
/*
* Simplified accessors for bhnd device ivars
*/
#define BHND_ACCESSOR(var, ivar, type) \
__BUS_ACCESSOR(bhnd, var, BHND, ivar, type)
BHND_ACCESSOR(vendor, VENDOR, uint16_t);
BHND_ACCESSOR(device, DEVICE, uint16_t);
BHND_ACCESSOR(hwrev, HWREV, uint8_t);
BHND_ACCESSOR(class, DEVICE_CLASS, bhnd_devclass_t);
BHND_ACCESSOR(vendor_name, VENDOR_NAME, const char *);
BHND_ACCESSOR(device_name, DEVICE_NAME, const char *);
BHND_ACCESSOR(core_index, CORE_INDEX, u_int);
BHND_ACCESSOR(core_unit, CORE_UNIT, int);
BHND_ACCESSOR(pmu_info, PMU_INFO, struct bhnd_core_pmu_info *);
#undef BHND_ACCESSOR
/**
* A bhnd(4) board descriptor.
*/
struct bhnd_board_info {
uint16_t board_vendor; /**< PCI-SIG vendor ID (even on non-PCI
* devices).
*
* On PCI devices, this will generally
* be the subsystem vendor ID, but the
* value may be overridden in device
* NVRAM.
*/
uint16_t board_type; /**< Board type (See BHND_BOARD_*)
*
* On PCI devices, this will generally
* be the subsystem device ID, but the
* value may be overridden in device
* NVRAM.
*/
uint16_t board_rev; /**< Board revision. */
uint8_t board_srom_rev; /**< Board SROM format revision */
uint32_t board_flags; /**< Board flags (see BHND_BFL_*) */
uint32_t board_flags2; /**< Board flags 2 (see BHND_BFL2_*) */
uint32_t board_flags3; /**< Board flags 3 (see BHND_BFL3_*) */
};
/**
* Chip Identification
*
* This is read from the ChipCommon ID register; on earlier bhnd(4) devices
* where ChipCommon is unavailable, known values must be supplied.
*/
struct bhnd_chipid {
uint16_t chip_id; /**< chip id (BHND_CHIPID_*) */
uint8_t chip_rev; /**< chip revision */
uint8_t chip_pkg; /**< chip package (BHND_PKGID_*) */
uint8_t chip_type; /**< chip type (BHND_CHIPTYPE_*) */
bhnd_addr_t enum_addr; /**< chip_type-specific enumeration
* address; either the siba(4) base
* core register block, or the bcma(4)
* EROM core address. */
uint8_t ncores; /**< number of cores, if known. 0 if
* not available. */
};
/**
* A bhnd(4) core descriptor.
*/
struct bhnd_core_info {
uint16_t vendor; /**< JEP-106 vendor (BHND_MFGID_*) */
uint16_t device; /**< device */
uint16_t hwrev; /**< hardware revision */
u_int core_idx; /**< bus-assigned core index */
int unit; /**< bus-assigned core unit */
};
/**
* A bhnd(4) bus resource.
*
* This provides an abstract interface to per-core resources that may require
* bus-level remapping of address windows prior to access.
*/
struct bhnd_resource {
struct resource *res; /**< the system resource. */
bool direct; /**< false if the resource requires
* bus window remapping before it
* is MMIO accessible. */
};
/** Wrap the active resource @p _r in a bhnd_resource structure */
#define BHND_DIRECT_RESOURCE(_r) ((struct bhnd_resource) { \
.res = (_r), \
.direct = true, \
})
/**
* Device quirk table descriptor.
*/
struct bhnd_device_quirk {
struct bhnd_device_match desc; /**< device match descriptor */
uint32_t quirks; /**< quirk flags */
};
#define BHND_CORE_QUIRK(_rev, _flags) \
{{ BHND_MATCH_CORE_REV(_rev) }, (_flags) }
#define BHND_CHIP_QUIRK(_chip, _rev, _flags) \
{{ BHND_CHIP_IR(BCM ## _chip, _rev) }, (_flags) }
#define BHND_PKG_QUIRK(_chip, _pkg, _flags) \
{{ BHND_CHIP_IP(BCM ## _chip, BCM ## _chip ## _pkg) }, (_flags) }
#define BHND_BOARD_QUIRK(_board, _flags) \
{{ BHND_MATCH_BOARD_TYPE(_board) }, \
(_flags) }
#define BHND_DEVICE_QUIRK_END { { BHND_MATCH_ANY }, 0 }
#define BHND_DEVICE_QUIRK_IS_END(_q) \
(((_q)->desc.m.match_flags == 0) && (_q)->quirks == 0)
enum {
BHND_DF_ANY = 0,
BHND_DF_HOSTB = (1<<0), /**< core is serving as the bus' host
* bridge. implies BHND_DF_ADAPTER */
BHND_DF_SOC = (1<<1), /**< core is attached to a native
bus (BHND_ATTACH_NATIVE) */
BHND_DF_ADAPTER = (1<<2), /**< core is attached to a bridged
* adapter (BHND_ATTACH_ADAPTER) */
};
/** Device probe table descriptor */
struct bhnd_device {
const struct bhnd_device_match core; /**< core match descriptor */
const char *desc; /**< device description, or NULL. */
const struct bhnd_device_quirk *quirks_table; /**< quirks table for this device, or NULL */
uint32_t device_flags; /**< required BHND_DF_* flags */
};
#define _BHND_DEVICE(_vendor, _device, _desc, _quirks, \
_flags, ...) \
{ { BHND_MATCH_CORE(BHND_MFGID_ ## _vendor, \
BHND_COREID_ ## _device) }, _desc, _quirks, \
_flags }
#define BHND_DEVICE(_vendor, _device, _desc, _quirks, ...) \
_BHND_DEVICE(_vendor, _device, _desc, _quirks, \
## __VA_ARGS__, 0)
#define BHND_DEVICE_END { { BHND_MATCH_ANY }, NULL, NULL, 0 }
#define BHND_DEVICE_IS_END(_d) \
(BHND_MATCH_IS_ANY(&(_d)->core) && (_d)->desc == NULL)
const char *bhnd_vendor_name(uint16_t vendor);
const char *bhnd_port_type_name(bhnd_port_type port_type);
const char *bhnd_nvram_src_name(bhnd_nvram_src nvram_src);
const char *bhnd_find_core_name(uint16_t vendor,
uint16_t device);
bhnd_devclass_t bhnd_find_core_class(uint16_t vendor,
uint16_t device);
const char *bhnd_core_name(const struct bhnd_core_info *ci);
bhnd_devclass_t bhnd_core_class(const struct bhnd_core_info *ci);
int bhnd_format_chip_id(char *buffer, size_t size,
uint16_t chip_id);
device_t bhnd_match_child(device_t dev,
const struct bhnd_core_match *desc);
device_t bhnd_find_child(device_t dev,
bhnd_devclass_t class, int unit);
device_t bhnd_find_bridge_root(device_t dev,
devclass_t bus_class);
const struct bhnd_core_info *bhnd_match_core(
const struct bhnd_core_info *cores,
u_int num_cores,
const struct bhnd_core_match *desc);
const struct bhnd_core_info *bhnd_find_core(
const struct bhnd_core_info *cores,
u_int num_cores, bhnd_devclass_t class);
struct bhnd_core_match bhnd_core_get_match_desc(
const struct bhnd_core_info *core);
bool bhnd_cores_equal(
const struct bhnd_core_info *lhs,
const struct bhnd_core_info *rhs);
bool bhnd_core_matches(
const struct bhnd_core_info *core,
const struct bhnd_core_match *desc);
bool bhnd_chip_matches(
const struct bhnd_chipid *chipid,
const struct bhnd_chip_match *desc);
bool bhnd_board_matches(
const struct bhnd_board_info *info,
const struct bhnd_board_match *desc);
bool bhnd_hwrev_matches(uint16_t hwrev,
const struct bhnd_hwrev_match *desc);
bool bhnd_device_matches(device_t dev,
const struct bhnd_device_match *desc);
const struct bhnd_device *bhnd_device_lookup(device_t dev,
const struct bhnd_device *table,
size_t entry_size);
uint32_t bhnd_device_quirks(device_t dev,
const struct bhnd_device *table,
size_t entry_size);
struct bhnd_core_info bhnd_get_core_info(device_t dev);
int bhnd_alloc_resources(device_t dev,
struct resource_spec *rs,
struct bhnd_resource **res);
void bhnd_release_resources(device_t dev,
const struct resource_spec *rs,
struct bhnd_resource **res);
struct bhnd_chipid bhnd_parse_chipid(uint32_t idreg,
bhnd_addr_t enum_addr);
int bhnd_chipid_fixed_ncores(
const struct bhnd_chipid *cid,
uint16_t chipc_hwrev, uint8_t *ncores);
int bhnd_read_chipid(device_t dev,
struct resource_spec *rs,
bus_size_t chipc_offset,
struct bhnd_chipid *result);
void bhnd_set_custom_core_desc(device_t dev,
const char *name);
void bhnd_set_default_core_desc(device_t dev);
void bhnd_set_default_bus_desc(device_t dev,
const struct bhnd_chipid *chip_id);
int bhnd_nvram_getvar_str(device_t dev,
const char *name, char *buf, size_t len,
size_t *rlen);
int bhnd_nvram_getvar_uint(device_t dev,
const char *name, void *value, int width);
int bhnd_nvram_getvar_uint8(device_t dev,
const char *name, uint8_t *value);
int bhnd_nvram_getvar_uint16(device_t dev,
const char *name, uint16_t *value);
int bhnd_nvram_getvar_uint32(device_t dev,
const char *name, uint32_t *value);
int bhnd_nvram_getvar_int(device_t dev,
const char *name, void *value, int width);
int bhnd_nvram_getvar_int8(device_t dev,
const char *name, int8_t *value);
int bhnd_nvram_getvar_int16(device_t dev,
const char *name, int16_t *value);
int bhnd_nvram_getvar_int32(device_t dev,
const char *name, int32_t *value);
int bhnd_nvram_getvar_array(device_t dev,
const char *name, void *buf, size_t count,
bhnd_nvram_type type);
bool bhnd_bus_generic_is_hw_disabled(device_t dev,
device_t child);
bool bhnd_bus_generic_is_region_valid(device_t dev,
device_t child, bhnd_port_type type,
u_int port, u_int region);
int bhnd_bus_generic_get_nvram_var(device_t dev,
device_t child, const char *name,
void *buf, size_t *size,
bhnd_nvram_type type);
const struct bhnd_chipid *bhnd_bus_generic_get_chipid(device_t dev,
device_t child);
int bhnd_bus_generic_read_board_info(device_t dev,
device_t child,
struct bhnd_board_info *info);
struct bhnd_resource *bhnd_bus_generic_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);
int bhnd_bus_generic_release_resource (device_t dev,
device_t child, int type, int rid,
struct bhnd_resource *r);
int bhnd_bus_generic_activate_resource (device_t dev,
device_t child, int type, int rid,
struct bhnd_resource *r);
int bhnd_bus_generic_deactivate_resource (device_t dev,
device_t child, int type, int rid,
struct bhnd_resource *r);
bhnd_attach_type bhnd_bus_generic_get_attach_type(device_t dev,
device_t child);
/**
* Return the bhnd(4) bus driver's device enumeration parser class
*
* @param driver A bhnd bus driver instance.
*/
static inline bhnd_erom_class_t *
bhnd_driver_get_erom_class(driver_t *driver)
{
return (BHND_BUS_GET_EROM_CLASS(driver));
}
/**
* Return the active host bridge core for the bhnd bus, if any, or NULL if
* not found.
*
* @param dev A bhnd bus device.
*/
static inline device_t
bhnd_find_hostb_device(device_t dev) {
return (BHND_BUS_FIND_HOSTB_DEVICE(dev));
}
/**
* Return true if the hardware components required by @p dev are known to be
* unpopulated or otherwise unusable.
*
* In some cases, enumerated devices may have pins that are left floating, or
* the hardware may otherwise be non-functional; this method allows a parent
* device to explicitly specify if a successfully enumerated @p dev should
* be disabled.
*
* @param dev A bhnd bus child device.
*/
static inline bool
bhnd_is_hw_disabled(device_t dev) {
return (BHND_BUS_IS_HW_DISABLED(device_get_parent(dev), dev));
}
/**
* Return the BHND chip identification info for the bhnd bus.
*
* @param dev A bhnd bus child device.
*/
static inline const struct bhnd_chipid *
bhnd_get_chipid(device_t dev) {
return (BHND_BUS_GET_CHIPID(device_get_parent(dev), dev));
};
/**
* Read the current value of a bhnd(4) device's per-core I/O control register.
*
* @param dev The bhnd bus child device to be queried.
* @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.
*/
static inline int
bhnd_read_ioctl(device_t dev, uint16_t *ioctl)
{
return (BHND_BUS_READ_IOCTL(device_get_parent(dev), dev, ioctl));
}
/**
* Write @p value and @p mask to a bhnd(4) device's per-core I/O control
* register.
*
* @param dev The bhnd bus child device for which the IOCTL register will be
* written.
* @param value The value to be written (see 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.
*/
static inline int
bhnd_write_ioctl(device_t dev, uint16_t value, uint16_t mask)
{
return (BHND_BUS_WRITE_IOCTL(device_get_parent(dev), dev, value, mask));
}
/**
* Read the current value of a bhnd(4) device's per-core I/O status register.
*
* @param dev The bhnd bus child device to be queried.
* @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.
*/
static inline int
bhnd_read_iost(device_t dev, uint16_t *iost)
{
return (BHND_BUS_READ_IOST(device_get_parent(dev), dev, 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 device to query.
*
* @retval true If @p dev is held in RESET or not clocked (BHND_IOCTL_CLK_EN),
* or an error occured determining @p dev's hardware state.
* @retval false If @p dev is clocked and is not held in RESET.
*/
static inline bool
bhnd_is_hw_suspended(device_t dev)
{
return (BHND_BUS_IS_HW_SUSPENDED(device_get_parent(dev), dev));
}
/**
* Place the bhnd(4) device's hardware into a reset state, and then bring the
* hardware out of reset with BHND_IOCTL_CLK_EN and @p ioctl flags set.
*
* Any clock or resource PMU requests previously made by @p dev will be
* invalidated.
*
* @param dev The device to be reset.
* @param ioctl Device-specific core ioctl flags to be supplied on reset
* (see BHND_IOCTL_*).
*
* @retval 0 success
* @retval non-zero error
*/
static inline int
bhnd_reset_hw(device_t dev, uint16_t ioctl)
{
return (BHND_BUS_RESET_HW(device_get_parent(dev), dev, ioctl));
}
/**
* 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 device to be suspended.
*
* @retval 0 success
* @retval non-zero error
*/
static inline int
bhnd_suspend_hw(device_t dev)
{
return (BHND_BUS_SUSPEND_HW(device_get_parent(dev), dev));
}
/**
* If supported by the chipset, return the clock source for the given clock.
*
* This function is only supported on early PWRCTL-equipped chipsets
* that expose clock management via their host bridge interface. Currently,
* this includes PCI (not PCIe) devices, with ChipCommon core revisions 0-9.
*
* @param dev A bhnd bus child device.
* @param clock The clock for which a clock source will be returned.
*
* @retval bhnd_clksrc The clock source for @p clock.
* @retval BHND_CLKSRC_UNKNOWN If @p clock is unsupported, or its
* clock source is not known to the bus.
*/
static inline bhnd_clksrc
bhnd_pwrctl_get_clksrc(device_t dev, bhnd_clock clock)
{
return (BHND_BUS_PWRCTL_GET_CLKSRC(device_get_parent(dev), dev, clock));
}
/**
* If supported by the chipset, gate @p clock
*
* This function is only supported on early PWRCTL-equipped chipsets
* that expose clock management via their host bridge interface. Currently,
* this includes PCI (not PCIe) devices, with ChipCommon core revisions 0-9.
*
* @param dev A bhnd bus child device.
* @param clock The clock to be disabled.
*
* @retval 0 success
* @retval ENODEV If bus-level clock source management is not supported.
* @retval ENXIO If bus-level management of @p clock is not supported.
*/
static inline int
bhnd_pwrctl_gate_clock(device_t dev, bhnd_clock clock)
{
return (BHND_BUS_PWRCTL_GATE_CLOCK(device_get_parent(dev), dev, clock));
}
/**
* If supported by the chipset, ungate @p clock
*
* This function is only supported on early PWRCTL-equipped chipsets
* that expose clock management via their host bridge interface. Currently,
* this includes PCI (not PCIe) devices, with ChipCommon core revisions 0-9.
*
* @param dev A bhnd bus child device.
* @param clock The clock to be enabled.
*
* @retval 0 success
* @retval ENODEV If bus-level clock source management is not supported.
* @retval ENXIO If bus-level management of @p clock is not supported.
*/
static inline int
bhnd_pwrctl_ungate_clock(device_t dev, bhnd_clock clock)
{
return (BHND_BUS_PWRCTL_UNGATE_CLOCK(device_get_parent(dev), dev,
clock));
}
/**
* Return the BHND attachment type of the parent bhnd bus.
*
* @param dev A bhnd bus child device.
*
* @retval BHND_ATTACH_ADAPTER if the bus is resident on a bridged adapter,
* such as a WiFi chipset.
* @retval BHND_ATTACH_NATIVE if the bus provides hardware services (clock,
* CPU, etc) to a directly attached native host.
*/
static inline bhnd_attach_type
bhnd_get_attach_type (device_t dev) {
return (BHND_BUS_GET_ATTACH_TYPE(device_get_parent(dev), dev));
}
/**
* Attempt to read the BHND board identification from the bhnd bus.
*
* This relies on NVRAM access, and will fail if a valid NVRAM device cannot
* be found, or is not yet attached.
*
* @param dev The parent of @p child.
* @param child The bhnd device requesting board info.
* @param[out] info On success, will be populated with the bhnd(4) device's
* board information.
*
* @retval 0 success
* @retval ENODEV No valid NVRAM source could be found.
* @retval non-zero If reading @p name otherwise fails, a regular unix
* error code will be returned.
*/
static inline int
bhnd_read_board_info(device_t dev, struct bhnd_board_info *info)
{
return (BHND_BUS_READ_BOARD_INFO(device_get_parent(dev), dev, info));
}
/**
* Return the number of interrupts to be assigned to @p child via
* BHND_BUS_ASSIGN_INTR().
*
* @param dev A bhnd bus child device.
*/
static inline int
bhnd_get_intr_count(device_t dev)
{
return (BHND_BUS_GET_INTR_COUNT(device_get_parent(dev), dev));
}
/**
* Return the backplane interrupt vector corresponding to @p dev's given
* @p intr number.
*
* @param dev A bhnd bus child device.
* @param intr The interrupt number being queried. This is equivalent to the
* bus resource ID for the interrupt.
* @param[out] ivec On success, the assigned hardware interrupt vector 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 interrupts available
* to @p child.
*/
static inline int
bhnd_get_core_ivec(device_t dev, u_int intr, uint32_t *ivec)
{
return (BHND_BUS_GET_CORE_IVEC(device_get_parent(dev), dev, intr,
ivec));
}
/**
* Allocate and enable per-core 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_alloc_pmu(), and must not be released until after
* calling bhnd_release_pmu().
*
* @param dev The parent of @p child.
* @param child The requesting bhnd device.
*
* @retval 0 success
* @retval non-zero If allocating PMU request state otherwise fails, a
* regular unix error code will be returned.
*/
static inline int
bhnd_alloc_pmu(device_t dev)
{
return (BHND_BUS_ALLOC_PMU(device_get_parent(dev), dev));
}
/**
* Release any per-core PMU resources allocated for @p child. Any outstanding
* PMU requests are are discarded.
*
* @param dev The parent of @p child.
* @param child The requesting bhnd device.
*
* @retval 0 success
* @retval non-zero If releasing PMU request state otherwise fails, a
* regular unix error code will be returned, and
* the core state will be left unmodified.
*/
static inline int
bhnd_release_pmu(device_t dev)
{
return (BHND_BUS_RELEASE_PMU(device_get_parent(dev), dev));
}
/**
* Request that @p clock (or faster) be routed to @p dev.
*
* @note A driver must ask the bhnd bus to allocate clock request state
* via bhnd_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 bhnd(4) device to which @p clock should be routed.
* @param clock The requested clock source.
*
* @retval 0 success
* @retval ENODEV If an unsupported clock was requested.
* @retval ENXIO If the PMU has not been initialized or is otherwise unvailable,
*/
static inline int
bhnd_request_clock(device_t dev, bhnd_clock clock)
{
return (BHND_BUS_REQUEST_CLOCK(device_get_parent(dev), dev, clock));
}
/**
* Request that @p clocks be powered on behalf of @p dev.
*
* This will power any clock sources (e.g. XTAL, PLL, etc) required for
* @p clocks and wait until they are ready, discarding any previous
* requests by @p dev.
*
* @note A driver must ask the bhnd bus to allocate clock request state
* via bhnd_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 requesting bhnd(4) device.
* @param clocks The clock(s) to be enabled.
*
* @retval 0 success
* @retval ENODEV If an unsupported clock was requested.
* @retval ENXIO If the PMU has not been initialized or is otherwise unvailable.
*/
static inline int
bhnd_enable_clocks(device_t dev, uint32_t clocks)
{
return (BHND_BUS_ENABLE_CLOCKS(device_get_parent(dev), dev, clocks));
}
/**
* Power up an external PMU-managed resource assigned to @p dev.
*
* @note A driver must ask the bhnd bus to allocate PMU request state
* via bhnd_alloc_pmu() before it can request PMU resources.
*
* @note Any outstanding PMU resource requests will be released upon calling
* bhnd_reset_hw() or bhnd_suspend_hw().
*
* @param dev The requesting bhnd(4) device.
* @param rsrc The core-specific external resource identifier.
*
* @retval 0 success
* @retval ENODEV If the PMU does not support @p rsrc.
* @retval ENXIO If the PMU has not been initialized or is otherwise unvailable.
*/
static inline int
bhnd_request_ext_rsrc(device_t dev, u_int rsrc)
{
return (BHND_BUS_REQUEST_EXT_RSRC(device_get_parent(dev), dev, rsrc));
}
/**
* Power down an external PMU-managed resource assigned to @p dev.
*
* A driver must ask the bhnd bus to allocate PMU request state
* via bhnd_alloc_pmu() before it can request PMU resources.
*
* @param dev The requesting bhnd(4) device.
* @param rsrc The core-specific external resource identifier.
*
* @retval 0 success
* @retval ENODEV If the PMU does not support @p rsrc.
* @retval ENXIO If the PMU has not been initialized or is otherwise unvailable.
*/
static inline int
bhnd_release_ext_rsrc(device_t dev, u_int rsrc)
{
return (BHND_BUS_RELEASE_EXT_RSRC(device_get_parent(dev), dev, rsrc));
}
/**
* Read @p width bytes at @p offset from the bus-specific agent/config
* space of @p dev.
*
* @param dev The bhnd device for which @p offset should be read.
* @param offset The offset to be read.
* @param[out] value On success, the will be set to the @p width value 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. 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.
*/
static inline uint32_t
bhnd_read_config(device_t dev, bus_size_t offset, void *value, u_int width)
{
return (BHND_BUS_READ_CONFIG(device_get_parent(dev), dev, offset,
value, width));
}
/**
* Write @p width bytes at @p offset to the bus-specific agent/config
* space of @p dev.
*
* @param dev 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.
*/
static inline int
bhnd_write_config(device_t dev, bus_size_t offset, const void *value,
u_int width)
{
return (BHND_BUS_WRITE_CONFIG(device_get_parent(dev), dev, offset,
value, width));
}
/**
* Read an NVRAM variable, coerced to the requested @p type.
*
* @param dev A bhnd bus child device.
* @param name The NVRAM variable name.
* @param[out] buf A buffer large enough to hold @p len bytes. 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] len The maximum capacity of @p buf. On success,
* will be set to the actual size of the requested
* value.
* @param type The desired data representation to be written
* to @p buf.
*
* @retval 0 success
* @retval ENOENT The requested variable was not found.
* @retval ENODEV No valid NVRAM source could be found.
* @retval ENOMEM If a buffer of @p size is too small to hold the
* requested value.
* @retval EOPNOTSUPP If the value 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.
*/
static inline int
bhnd_nvram_getvar(device_t dev, const char *name, void *buf, size_t *len,
bhnd_nvram_type type)
{
return (BHND_BUS_GET_NVRAM_VAR(device_get_parent(dev), dev, name, buf,
len, type));
}
/**
* Allocate a resource from a device's parent bhnd(4) bus.
*
* @param dev The device requesting resource ownership.
* @param type The type of resource to allocate. This may be any type supported
* by the standard bus APIs.
* @param rid The bus-specific handle identifying the resource being allocated.
* @param start The start address of the resource.
* @param end The end address of the resource.
* @param count The size of the resource.
* @param flags The flags for the resource to be allocated. These may be any
* values supported by the standard bus APIs.
*
* To request the resource's default addresses, pass @p start and
* @p end values of @c 0 and @c ~0, respectively, and
* a @p count of @c 1.
*
* @retval NULL The resource could not be allocated.
* @retval resource The allocated resource.
*/
static inline struct bhnd_resource *
bhnd_alloc_resource(device_t dev, int type, int *rid, rman_res_t start,
rman_res_t end, rman_res_t count, u_int flags)
{
return BHND_BUS_ALLOC_RESOURCE(device_get_parent(dev), dev, type, rid,
start, end, count, flags);
}
/**
* Allocate a resource from a device's parent bhnd(4) bus, using the
* resource's default start, end, and count values.
*
* @param dev The device requesting resource ownership.
* @param type The type of resource to allocate. This may be any type supported
* by the standard bus APIs.
* @param rid The bus-specific handle identifying the resource being allocated.
* @param flags The flags for the resource to be allocated. These may be any
* values supported by the standard bus APIs.
*
* @retval NULL The resource could not be allocated.
* @retval resource The allocated resource.
*/
static inline struct bhnd_resource *
bhnd_alloc_resource_any(device_t dev, int type, int *rid, u_int flags)
{
return bhnd_alloc_resource(dev, type, rid, 0, ~0, 1, flags);
}
/**
* Activate a previously allocated bhnd resource.
*
* @param dev The device holding ownership of the allocated resource.
* @param type The type of the resource.
* @param rid The bus-specific handle identifying the resource.
* @param r A pointer to the resource returned by bhnd_alloc_resource or
* BHND_BUS_ALLOC_RESOURCE.
*
* @retval 0 success
* @retval non-zero an error occurred while activating the resource.
*/
static inline int
bhnd_activate_resource(device_t dev, int type, int rid,
struct bhnd_resource *r)
{
return BHND_BUS_ACTIVATE_RESOURCE(device_get_parent(dev), dev, type,
rid, r);
}
/**
* Deactivate a previously activated bhnd resource.
*
* @param dev The device holding ownership of the activated resource.
* @param type The type of the resource.
* @param rid The bus-specific handle identifying the resource.
* @param r A pointer to the resource returned by bhnd_alloc_resource or
* BHND_BUS_ALLOC_RESOURCE.
*
* @retval 0 success
* @retval non-zero an error occurred while activating the resource.
*/
static inline int
bhnd_deactivate_resource(device_t dev, int type, int rid,
struct bhnd_resource *r)
{
return BHND_BUS_DEACTIVATE_RESOURCE(device_get_parent(dev), dev, type,
rid, r);
}
/**
* Free a resource allocated by bhnd_alloc_resource().
*
* @param dev The device holding ownership of the resource.
* @param type The type of the resource.
* @param rid The bus-specific handle identifying the resource.
* @param r A pointer to the resource returned by bhnd_alloc_resource or
* BHND_ALLOC_RESOURCE.
*
* @retval 0 success
* @retval non-zero an error occurred while activating the resource.
*/
static inline int
bhnd_release_resource(device_t dev, int type, int rid,
struct bhnd_resource *r)
{
return BHND_BUS_RELEASE_RESOURCE(device_get_parent(dev), dev, type,
rid, r);
}
/**
* Return true if @p region_num is a valid region on @p port_num of
* @p type attached to @p dev.
*
* @param dev A bhnd bus 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.
*/
static inline bool
bhnd_is_region_valid(device_t dev, bhnd_port_type type, u_int port_num,
u_int region_num)
{
return (BHND_BUS_IS_REGION_VALID(device_get_parent(dev), dev, type,
port_num, region_num));
}
/**
* Return the number of ports of type @p type attached to @p def.
*
* @param dev A bhnd bus child device.
* @param type The port type being queried.
*/
static inline u_int
bhnd_get_port_count(device_t dev, bhnd_port_type type) {
return (BHND_BUS_GET_PORT_COUNT(device_get_parent(dev), dev, type));
}
/**
* Return the number of memory regions mapped to @p child @p port of
* type @p type.
*
* @param dev A bhnd bus child device.
* @param port The port number being queried.
* @param type The port type being queried.
*/
static inline u_int
bhnd_get_region_count(device_t dev, bhnd_port_type type, u_int port) {
return (BHND_BUS_GET_REGION_COUNT(device_get_parent(dev), dev, type,
port));
}
/**
* Return the resource-ID for a memory region on the given device port.
*
* @param dev A bhnd bus child device.
* @param type The port type.
* @param port The port identifier.
* @param region The identifier of the memory region on @p port.
*
* @retval int The RID for the given @p port and @p region on @p device.
* @retval -1 No such port/region found.
*/
static inline int
bhnd_get_port_rid(device_t dev, bhnd_port_type type, u_int port, u_int region)
{
return BHND_BUS_GET_PORT_RID(device_get_parent(dev), dev, type, port,
region);
}
/**
* Decode a port / region pair on @p dev defined by @p rid.
*
* @param dev A bhnd bus child device.
* @param type The resource type.
* @param rid The resource identifier.
* @param[out] port_type The decoded port type.
* @param[out] port The decoded port identifier.
* @param[out] region The decoded region identifier.
*
* @retval 0 success
* @retval non-zero No matching port/region found.
*/
static inline int
bhnd_decode_port_rid(device_t dev, int type, int rid, bhnd_port_type *port_type,
u_int *port, u_int *region)
{
return BHND_BUS_DECODE_PORT_RID(device_get_parent(dev), dev, type, rid,
port_type, port, region);
}
/**
* Get the address and size of @p region on @p port.
*
* @param dev A bhnd bus child device.
* @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.
*/
static inline int
bhnd_get_region_addr(device_t dev, bhnd_port_type port_type, u_int port,
u_int region, bhnd_addr_t *region_addr, bhnd_size_t *region_size)
{
return BHND_BUS_GET_REGION_ADDR(device_get_parent(dev), dev, port_type,
port, region, region_addr, region_size);
}
/*
* bhnd bus-level equivalents of the bus_(read|write|set|barrier|...)
* macros (compatible with bhnd_resource).
*
* Generated with bhnd/tools/bus_macro.sh
*/
#define bhnd_bus_barrier(r, o, l, f) \
((r)->direct) ? \
bus_barrier((r)->res, (o), (l), (f)) : \
BHND_BUS_BARRIER( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (l), (f))
#define bhnd_bus_read_1(r, o) \
((r)->direct) ? \
bus_read_1((r)->res, (o)) : \
BHND_BUS_READ_1( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o))
#define bhnd_bus_read_multi_1(r, o, d, c) \
((r)->direct) ? \
bus_read_multi_1((r)->res, (o), (d), (c)) : \
BHND_BUS_READ_MULTI_1( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_read_region_1(r, o, d, c) \
((r)->direct) ? \
bus_read_region_1((r)->res, (o), (d), (c)) : \
BHND_BUS_READ_REGION_1( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_write_1(r, o, v) \
((r)->direct) ? \
bus_write_1((r)->res, (o), (v)) : \
BHND_BUS_WRITE_1( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (v))
#define bhnd_bus_write_multi_1(r, o, d, c) \
((r)->direct) ? \
bus_write_multi_1((r)->res, (o), (d), (c)) : \
BHND_BUS_WRITE_MULTI_1( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_write_region_1(r, o, d, c) \
((r)->direct) ? \
bus_write_region_1((r)->res, (o), (d), (c)) : \
BHND_BUS_WRITE_REGION_1( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_read_stream_1(r, o) \
((r)->direct) ? \
bus_read_stream_1((r)->res, (o)) : \
BHND_BUS_READ_STREAM_1( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o))
#define bhnd_bus_read_multi_stream_1(r, o, d, c) \
((r)->direct) ? \
bus_read_multi_stream_1((r)->res, (o), (d), (c)) : \
BHND_BUS_READ_MULTI_STREAM_1( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_read_region_stream_1(r, o, d, c) \
((r)->direct) ? \
bus_read_region_stream_1((r)->res, (o), (d), (c)) : \
BHND_BUS_READ_REGION_STREAM_1( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_write_stream_1(r, o, v) \
((r)->direct) ? \
bus_write_stream_1((r)->res, (o), (v)) : \
BHND_BUS_WRITE_STREAM_1( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (v))
#define bhnd_bus_write_multi_stream_1(r, o, d, c) \
((r)->direct) ? \
bus_write_multi_stream_1((r)->res, (o), (d), (c)) : \
BHND_BUS_WRITE_MULTI_STREAM_1( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_write_region_stream_1(r, o, d, c) \
((r)->direct) ? \
bus_write_region_stream_1((r)->res, (o), (d), (c)) : \
BHND_BUS_WRITE_REGION_STREAM_1( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_set_multi_1(r, o, v, c) \
((r)->direct) ? \
bus_set_multi_1((r)->res, (o), (v), (c)) : \
BHND_BUS_SET_MULTI_1( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (v), (c))
#define bhnd_bus_set_region_1(r, o, v, c) \
((r)->direct) ? \
bus_set_region_1((r)->res, (o), (v), (c)) : \
BHND_BUS_SET_REGION_1( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (v), (c))
#define bhnd_bus_read_2(r, o) \
((r)->direct) ? \
bus_read_2((r)->res, (o)) : \
BHND_BUS_READ_2( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o))
#define bhnd_bus_read_multi_2(r, o, d, c) \
((r)->direct) ? \
bus_read_multi_2((r)->res, (o), (d), (c)) : \
BHND_BUS_READ_MULTI_2( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_read_region_2(r, o, d, c) \
((r)->direct) ? \
bus_read_region_2((r)->res, (o), (d), (c)) : \
BHND_BUS_READ_REGION_2( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_write_2(r, o, v) \
((r)->direct) ? \
bus_write_2((r)->res, (o), (v)) : \
BHND_BUS_WRITE_2( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (v))
#define bhnd_bus_write_multi_2(r, o, d, c) \
((r)->direct) ? \
bus_write_multi_2((r)->res, (o), (d), (c)) : \
BHND_BUS_WRITE_MULTI_2( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_write_region_2(r, o, d, c) \
((r)->direct) ? \
bus_write_region_2((r)->res, (o), (d), (c)) : \
BHND_BUS_WRITE_REGION_2( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_read_stream_2(r, o) \
((r)->direct) ? \
bus_read_stream_2((r)->res, (o)) : \
BHND_BUS_READ_STREAM_2( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o))
#define bhnd_bus_read_multi_stream_2(r, o, d, c) \
((r)->direct) ? \
bus_read_multi_stream_2((r)->res, (o), (d), (c)) : \
BHND_BUS_READ_MULTI_STREAM_2( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_read_region_stream_2(r, o, d, c) \
((r)->direct) ? \
bus_read_region_stream_2((r)->res, (o), (d), (c)) : \
BHND_BUS_READ_REGION_STREAM_2( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_write_stream_2(r, o, v) \
((r)->direct) ? \
bus_write_stream_2((r)->res, (o), (v)) : \
BHND_BUS_WRITE_STREAM_2( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (v))
#define bhnd_bus_write_multi_stream_2(r, o, d, c) \
((r)->direct) ? \
bus_write_multi_stream_2((r)->res, (o), (d), (c)) : \
BHND_BUS_WRITE_MULTI_STREAM_2( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_write_region_stream_2(r, o, d, c) \
((r)->direct) ? \
bus_write_region_stream_2((r)->res, (o), (d), (c)) : \
BHND_BUS_WRITE_REGION_STREAM_2( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_set_multi_2(r, o, v, c) \
((r)->direct) ? \
bus_set_multi_2((r)->res, (o), (v), (c)) : \
BHND_BUS_SET_MULTI_2( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (v), (c))
#define bhnd_bus_set_region_2(r, o, v, c) \
((r)->direct) ? \
bus_set_region_2((r)->res, (o), (v), (c)) : \
BHND_BUS_SET_REGION_2( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (v), (c))
#define bhnd_bus_read_4(r, o) \
((r)->direct) ? \
bus_read_4((r)->res, (o)) : \
BHND_BUS_READ_4( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o))
#define bhnd_bus_read_multi_4(r, o, d, c) \
((r)->direct) ? \
bus_read_multi_4((r)->res, (o), (d), (c)) : \
BHND_BUS_READ_MULTI_4( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_read_region_4(r, o, d, c) \
((r)->direct) ? \
bus_read_region_4((r)->res, (o), (d), (c)) : \
BHND_BUS_READ_REGION_4( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_write_4(r, o, v) \
((r)->direct) ? \
bus_write_4((r)->res, (o), (v)) : \
BHND_BUS_WRITE_4( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (v))
#define bhnd_bus_write_multi_4(r, o, d, c) \
((r)->direct) ? \
bus_write_multi_4((r)->res, (o), (d), (c)) : \
BHND_BUS_WRITE_MULTI_4( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_write_region_4(r, o, d, c) \
((r)->direct) ? \
bus_write_region_4((r)->res, (o), (d), (c)) : \
BHND_BUS_WRITE_REGION_4( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_read_stream_4(r, o) \
((r)->direct) ? \
bus_read_stream_4((r)->res, (o)) : \
BHND_BUS_READ_STREAM_4( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o))
#define bhnd_bus_read_multi_stream_4(r, o, d, c) \
((r)->direct) ? \
bus_read_multi_stream_4((r)->res, (o), (d), (c)) : \
BHND_BUS_READ_MULTI_STREAM_4( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_read_region_stream_4(r, o, d, c) \
((r)->direct) ? \
bus_read_region_stream_4((r)->res, (o), (d), (c)) : \
BHND_BUS_READ_REGION_STREAM_4( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_write_stream_4(r, o, v) \
((r)->direct) ? \
bus_write_stream_4((r)->res, (o), (v)) : \
BHND_BUS_WRITE_STREAM_4( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (v))
#define bhnd_bus_write_multi_stream_4(r, o, d, c) \
((r)->direct) ? \
bus_write_multi_stream_4((r)->res, (o), (d), (c)) : \
BHND_BUS_WRITE_MULTI_STREAM_4( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_write_region_stream_4(r, o, d, c) \
((r)->direct) ? \
bus_write_region_stream_4((r)->res, (o), (d), (c)) : \
BHND_BUS_WRITE_REGION_STREAM_4( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (d), (c))
#define bhnd_bus_set_multi_4(r, o, v, c) \
((r)->direct) ? \
bus_set_multi_4((r)->res, (o), (v), (c)) : \
BHND_BUS_SET_MULTI_4( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (v), (c))
#define bhnd_bus_set_region_4(r, o, v, c) \
((r)->direct) ? \
bus_set_region_4((r)->res, (o), (v), (c)) : \
BHND_BUS_SET_REGION_4( \
device_get_parent(rman_get_device((r)->res)), \
rman_get_device((r)->res), (r), (o), (v), (c))
#endif /* _BHND_BHND_H_ */
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