1 files changed, 122 insertions, 0 deletions
diff --git a/sys/arm/versatile/versatile_machdep.c b/sys/arm/versatile/versatile_machdep.c
new file mode 100644
index 0000000..cd29a5a
--- /dev/null
+++ b/sys/arm/versatile/versatile_machdep.c
@@ -0,0 +1,122 @@
+/*-
+ * Copyright (c) 2012 Oleksandr Tymoshenko.
+ * All rights reserved.
+ *
+ * This code is derived from software written for Brini by Mark Brinicombe
+ *
+ * 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.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by Brini.
+ * 4. The name of the company nor the name of the author may be used to
+ *    endorse or promote products derived from this software without specific
+ *    prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY BRINI ``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 BRINI 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_ddb.h"
+#include "opt_platform.h"
+#include "opt_global.h"
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#define _ARM32_BUS_DMA_PRIVATE
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/bus.h>
+
+#include <vm/vm.h>
+#include <vm/pmap.h>
+
+#include <machine/bus.h>
+#include <machine/frame.h> /* For trapframe_t, used in <machine/machdep.h> */
+#include <machine/machdep.h>
+#include <machine/pmap.h>
+
+#include <dev/fdt/fdt_common.h>
+
+/* Start of address space used for bootstrap map */
+#define DEVMAP_BOOTSTRAP_MAP_START	0xE0000000
+
+vm_offset_t
+initarm_lastaddr(void)
+{
+
+	return (DEVMAP_BOOTSTRAP_MAP_START - ARM_NOCACHE_KVA_SIZE);
+}
+
+void
+initarm_gpio_init(void)
+{
+}
+
+void
+initarm_late_init(void)
+{
+}
+
+#define FDT_DEVMAP_MAX	(2)		/* FIXME */
+static struct pmap_devmap fdt_devmap[FDT_DEVMAP_MAX] = {
+	{ 0, 0, 0, 0, 0, },
+	{ 0, 0, 0, 0, 0, }
+};
+
+
+/*
+ * Construct pmap_devmap[] with DT-derived config data.
+ */
+int
+platform_devmap_init(void)
+{
+	int i = 0;
+	fdt_devmap[i].pd_va = 0xf0100000;
+	fdt_devmap[i].pd_pa = 0x10100000;
+	fdt_devmap[i].pd_size = 0x01000000;       /* 1 MB */
+	fdt_devmap[i].pd_prot = VM_PROT_READ | VM_PROT_WRITE;
+	fdt_devmap[i].pd_cache = PTE_DEVICE;
+
+	pmap_devmap_bootstrap_table = &fdt_devmap[0];
+	return (0);
+}
+
+struct arm32_dma_range *
+bus_dma_get_range(void)
+{
+
+	return (NULL);
+}
+
+int
+bus_dma_get_range_nb(void)
+{
+
+	return (0);
+}
+
+void
+cpu_reset()
+{
+	printf("cpu_reset\n");
+	while (1);
+}
+