Author: andrew
Date: Fri Apr 3 15:47:48 2015
New Revision: 281028
URL: https://svnweb.freebsd.org/changeset/base/281028
Log:
Add the start of the efi fdt bindings. These will be used on arm and arm64.
Sponsored by: The FreeBSD Foundation
Added:
head/sys/boot/efi/fdt/
head/sys/boot/efi/fdt/Makefile (contents, props changed)
head/sys/boot/efi/fdt/efi_fdt.c (contents, props changed)
Added: head/sys/boot/efi/fdt/Makefile
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/sys/boot/efi/fdt/Makefile Fri Apr 3 15:47:48 2015
(r281028)
@@ -0,0 +1,36 @@
+# $FreeBSD$
+
+.include <src.opts.mk>
+
+.PATH: ${.CURDIR}/../../common
+
+LIB= efi_fdt
+INTERNALLIB=
+
+SRCS= efi_fdt.c
+
+CFLAGS+= -ffreestanding -msoft-float
+.if ${MACHINE_CPUARCH} == "arm64"
+CFLAGS+= -mgeneral-regs-only
+.endif
+
+CFLAGS+= -I${.CURDIR}/../../../../lib/libstand/
+
+# EFI library headers
+CFLAGS+= -I${.CURDIR}/../include
+CFLAGS+= -I${.CURDIR}/../include/${MACHINE_CPUARCH}
+
+# libfdt headers
+CFLAGS+= -I${.CURDIR}/../../fdt
+
+# Pick up the bootstrap header for some interface items
+CFLAGS+= -I${.CURDIR}/../../common -I${.CURDIR}/../../.. -I.
+
+machine:
+ ln -sf ${.CURDIR}/../../../${MACHINE_CPUARCH}/include machine
+
+CLEANFILES+= machine
+
+.include <bsd.lib.mk>
+
+beforedepend ${OBJS}: machine
Added: head/sys/boot/efi/fdt/efi_fdt.c
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/sys/boot/efi/fdt/efi_fdt.c Fri Apr 3 15:47:48 2015
(r281028)
@@ -0,0 +1,63 @@
+/*-
+ * Copyright (c) 2014 The FreeBSD Foundation
+ * All rights reserved.
+ *
+ * This software was developed by Andrew Turner under
+ * sponsorship from the FreeBSD Foundation.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/param.h>
+#include <stand.h>
+#include <efi.h>
+#include <efilib.h>
+#include <fdt_platform.h>
+
+#include "bootstrap.h"
+
+static EFI_GUID fdtdtb = FDT_TABLE_GUID;
+
+int
+fdt_platform_load_dtb(void)
+{
+ struct fdt_header *hdr;
+ int err;
+
+ hdr = efi_get_table(&fdtdtb);
+ if (hdr != NULL) {
+ if (fdt_load_dtb_addr(hdr) == 0) {
+ printf("Using DTB provided by EFI at %p.\n", hdr);
+ return (0);
+ }
+ }
+
+ return (err);
+}
+
+void
+fdt_platform_fixups(void)
+{
+}
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