Differential D40477 Diff 135750 sys/arm64/coresight/coresight_funnel_fdt.c

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sys/arm64/coresight/coresight_funnel_fdt.c

/*-		/*-
* Copyright (c) 2018-2020 Ruslan Bukin <br@bsdpad.com>		* Copyright (c) 2018-2023 Ruslan Bukin <br@bsdpad.com>
* All rights reserved.		* All rights reserved.
*		*
* This software was developed by BAE Systems, the University of Cambridge		* This software was developed by BAE Systems, the University of Cambridge
* Computer Laboratory, and Memorial University under DARPA/AFRL contract		* Computer Laboratory, and Memorial University under DARPA/AFRL contract
* FA8650-15-C-7558 ("CADETS"), as part of the DARPA Transparent Computing		* FA8650-15-C-7558 ("CADETS"), as part of the DARPA Transparent Computing
* (TC) research program.		* (TC) research program.
*		*
* Redistribution and use in source and binary forms, with or without		* Redistribution and use in source and binary forms, with or without
Show All 30 Lines
#include <dev/ofw/ofw_bus_subr.h>		#include <dev/ofw/ofw_bus_subr.h>

#include <arm64/coresight/coresight.h>		#include <arm64/coresight/coresight.h>
#include <arm64/coresight/coresight_funnel.h>		#include <arm64/coresight/coresight_funnel.h>

#include "coresight_if.h"		#include "coresight_if.h"

static struct ofw_compat_data compat_data[] = {		static struct ofw_compat_data compat_data[] = {
{ "arm,coresight-funnel", HWTYPE_FUNNEL },		{ "arm,coresight-dynamic-funnel", HWTYPE_FUNNEL },
{ "arm,coresight-static-funnel", HWTYPE_STATIC_FUNNEL },		{ "arm,coresight-static-funnel", HWTYPE_STATIC_FUNNEL },
{ NULL, HWTYPE_NONE }		{ NULL, HWTYPE_NONE }
};		};

static int		static int
funnel_fdt_probe(device_t dev)		funnel_fdt_probe(device_t dev)
{		{
struct funnel_softc *sc;		struct funnel_softc *sc;
Show All 24 Lines	funnel_fdt_attach(device_t dev)
struct funnel_softc *sc;		struct funnel_softc *sc;

sc = device_get_softc(dev);		sc = device_get_softc(dev);
sc->pdata = coresight_fdt_get_platform_data(dev);		sc->pdata = coresight_fdt_get_platform_data(dev);

return (funnel_attach(dev));		return (funnel_attach(dev));
}		}

		static int
		funnel_fdt_detach(device_t dev)
		{
		struct funnel_softc *sc;

		sc = device_get_softc(dev);
		coresight_fdt_release_platform_data(sc->pdata);

		sc->pdata = NULL;

		return (funnel_detach(dev));
		}

static device_method_t funnel_fdt_methods[] = {		static device_method_t funnel_fdt_methods[] = {
/* Device interface */		/* Device interface */
DEVMETHOD(device_probe, funnel_fdt_probe),		DEVMETHOD(device_probe, funnel_fdt_probe),
DEVMETHOD(device_attach, funnel_fdt_attach),		DEVMETHOD(device_attach, funnel_fdt_attach),
		DEVMETHOD(device_detach, funnel_fdt_detach),
DEVMETHOD_END		DEVMETHOD_END
};		};

DEFINE_CLASS_1(funnel, funnel_fdt_driver, funnel_fdt_methods,		DEFINE_CLASS_1(coresight_funnel, coresight_funnel_fdt_driver,
sizeof(struct funnel_softc), funnel_driver);		funnel_fdt_methods, sizeof(struct funnel_softc),
		coresight_funnel_driver);

EARLY_DRIVER_MODULE(funnel, simplebus, funnel_fdt_driver, 0, 0,		EARLY_DRIVER_MODULE(coresight_funnel, simplebus, coresight_funnel_fdt_driver,
BUS_PASS_INTERRUPT + BUS_PASS_ORDER_MIDDLE);		0, 0, BUS_PASS_INTERRUPT + BUS_PASS_ORDER_MIDDLE);
		MODULE_DEPEND(coresight_funnel, coresight, 1, 1, 1);
		MODULE_VERSION(coresight_funnel, 1);