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-rw-r--r--target/linux/brcm47xx/files/arch/mips/bcm947xx/prom.c61
1 files changed, 61 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/files/arch/mips/bcm947xx/prom.c b/target/linux/brcm47xx/files/arch/mips/bcm947xx/prom.c
new file mode 100644
index 0000000000..41ea0870b7
--- /dev/null
+++ b/target/linux/brcm47xx/files/arch/mips/bcm947xx/prom.c
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org)
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * THIS SOFTWARE IS PROVIDED ``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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/sched.h>
+#include <linux/bootmem.h>
+
+#include <asm/addrspace.h>
+#include <asm/bootinfo.h>
+#include <asm/pmon.h>
+#include "../cfe/cfe_private.h"
+
+const char *get_system_type(void)
+{
+ return "Broadcom BCM47xx";
+}
+
+void __init prom_init(void)
+{
+ unsigned long mem;
+
+ mips_machgroup = MACH_GROUP_BRCM;
+ mips_machtype = MACH_BCM47XX;
+
+ cfe_setup(fw_arg0, fw_arg1, fw_arg2, fw_arg3);
+
+ /* Figure out memory size by finding aliases */
+ for (mem = (1 << 20); mem < (128 << 20); mem += (1 << 20)) {
+ if (*(unsigned long *)((unsigned long)(prom_init) + mem) ==
+ *(unsigned long *)(prom_init))
+ break;
+ }
+
+ add_memory_region(0, mem, BOOT_MEM_RAM);
+}
+
+void __init prom_free_prom_memory(void)
+{
+}