Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / mips / loongson / common / setup.c

diff --git a/kernel/arch/mips/loongson/common/setup.c b/kernel/arch/mips/loongson/common/setup.c
new file mode 100644 (file)
index 0000000..d477dd6
--- /dev/null
+++ b/kernel/arch/mips/loongson/common/setup.c
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2007 Lemote Inc. & Insititute of Computing Technology
+ * Author: Fuxin Zhang, zhangfx@lemote.com
+ *
+ *  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.
+ */
+#include <linux/module.h>
+
+#include <asm/wbflush.h>
+#include <asm/bootinfo.h>
+
+#include <loongson.h>
+
+#ifdef CONFIG_VT
+#include <linux/console.h>
+#include <linux/screen_info.h>
+#endif
+
+static void wbflush_loongson(void)
+{
+       asm(".set\tpush\n\t"
+           ".set\tnoreorder\n\t"
+           ".set mips3\n\t"
+           "sync\n\t"
+           "nop\n\t"
+           ".set\tpop\n\t"
+           ".set mips0\n\t");
+}
+
+void (*__wbflush)(void) = wbflush_loongson;
+EXPORT_SYMBOL(__wbflush);
+
+void __init plat_mem_setup(void)
+{
+#ifdef CONFIG_VT
+#if defined(CONFIG_VGA_CONSOLE)
+       conswitchp = &vga_con;
+
+       screen_info = (struct screen_info) {
+               .orig_x                 = 0,
+               .orig_y                 = 25,
+               .orig_video_cols        = 80,
+               .orig_video_lines       = 25,
+               .orig_video_isVGA       = VIDEO_TYPE_VGAC,
+               .orig_video_points      = 16,
+       };
+#elif defined(CONFIG_DUMMY_CONSOLE)
+       conswitchp = &dummy_con;
+#endif
+#endif
+}