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cpld.h
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cpld_a1222.c
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cpld_x5000.c
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platform_amigaone.c
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Editing: platform_amigaone.c
/*- * Copyright (c) 2019 Justin Hibbits * * 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. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, 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 DAMAGE. */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); #include <sys/param.h> #include <sys/systm.h> #include <sys/kernel.h> #include <sys/bus.h> #include <sys/malloc.h> #include <sys/smp.h> #include <machine/intr_machdep.h> #include <machine/platform.h> #include <machine/platformvar.h> #include <dev/ofw/openfirm.h> #include <dev/ofw/ofw_bus.h> #include <powerpc/mpc85xx/mpc85xx.h> #include "platform_if.h" static void aeon_pbutton_intr(void *_unused); static void aeon_setup_intr(void *unused); static int aeon_probe(platform_t); static int aeon_attach(platform_t); static platform_method_t aeon_methods[] = { PLATFORMMETHOD(platform_probe, aeon_probe), PLATFORMMETHOD(platform_attach, aeon_attach), PLATFORMMETHOD_END }; DEFINE_CLASS_1(aeon, aeon_platform, aeon_methods, 0, mpc85xx_platform); PLATFORM_DEF(aeon_platform); static bool is_aeon; static int aeon_probe(platform_t plat) { phandle_t rootnode; char model[32]; rootnode = OF_finddevice("/"); if (OF_getprop(rootnode, "model", model, sizeof(model)) > 0) { if (strncmp(model, "varisys,", strlen("varisys,")) == 0) return (BUS_PROBE_SPECIFIC); } return (ENXIO); } static int aeon_attach(platform_t plat) { int error; error = mpc85xx_attach(plat); if (error) return (error); is_aeon = true; return (0); } /* Notify devd(8) that the power button was pressed (IRQ#4 on A-Eon machines). */ static void aeon_pbutton_intr(void *_unused) { devctl_notify("AEON", "power", "press", NULL); } /* Manually configure the power button IRQ handler. */ static void aeon_setup_intr(void *unused) { int irq; if (!is_aeon) return; if (bootverbose) printf("Configuring AmigaOne power button.\n"); irq = 4; /* From TRM, IRQ4 is raised when power button is pressed. */ /* Get us the root PIC. */ irq = MAP_IRQ(0, irq); powerpc_config_intr(irq, INTR_TRIGGER_EDGE, INTR_POLARITY_LOW); powerpc_setup_intr("power_button", irq, NULL, aeon_pbutton_intr, NULL, INTR_TYPE_MISC, NULL, 0); } SYSINIT(aeon_setup_intr, SI_SUB_CONFIGURE, SI_ORDER_ANY, aeon_setup_intr, NULL);
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