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-rw-r--r--sys/arm/qemu/virt_machdep.c81
1 files changed, 81 insertions, 0 deletions
diff --git a/sys/arm/qemu/virt_machdep.c b/sys/arm/qemu/virt_machdep.c
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+/*-
+ * Copyright (c) 2015 Andrew Turner
+ * 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.
+ * 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 AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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 "opt_platform.h"
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/devmap.h>
+
+#include <vm/vm.h>
+
+#include <machine/bus.h>
+#include <machine/platform.h>
+#include <machine/platformvar.h>
+
+#include <arm/qemu/virt_mp.h>
+
+#include "platform_if.h"
+
+/*
+ * Set up static device mappings.
+ */
+static int
+virt_devmap_init(platform_t plat)
+{
+
+ devmap_add_entry(0x09000000, 0x100000); /* Uart */
+ return (0);
+}
+
+static platform_method_t virt_methods[] = {
+ PLATFORMMETHOD(platform_devmap_init, virt_devmap_init),
+
+#ifdef SMP
+ PLATFORMMETHOD(platform_mp_start_ap, virt_mp_start_ap),
+#endif
+
+ PLATFORMMETHOD_END,
+};
+
+FDT_PLATFORM_DEF(virt, "virt", 0, "linux,dummy-virt", 1);
+
+static int
+gem5_devmap_init(platform_t plat)
+{
+
+ devmap_add_entry(0x1c090000, 0x100000); /* Uart */
+ return (0);
+}
+
+static platform_method_t gem5_methods[] = {
+ PLATFORMMETHOD(platform_devmap_init, gem5_devmap_init),
+
+ PLATFORMMETHOD_END,
+};
+
+FDT_PLATFORM_DEF(gem5, "gem5", 0, "arm,vexpress", 1);