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authorTom Rini <trini@ti.com>2014-02-04 11:48:25 -0500
committerTom Rini <trini@ti.com>2014-02-04 11:51:20 -0500
commit9c1d0e9f16b5718da47018da0a5c3e0eafbff81b (patch)
tree1f4089b42dffa039c665ec3e54fdc0d4e1c0eeeb /arch/microblaze/cpu/spl.c
parentc3a6e51c6f9256d7f41281da0bc684db45879da0 (diff)
parent9d24274509cdd463992dc1fb1a2820d6a4b6d21d (diff)
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Merge branch 'master' of git://www.denx.de/git/u-boot-microblaze
Diffstat (limited to 'arch/microblaze/cpu/spl.c')
-rw-r--r--arch/microblaze/cpu/spl.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/microblaze/cpu/spl.c b/arch/microblaze/cpu/spl.c
new file mode 100644
index 0000000..0912261
--- /dev/null
+++ b/arch/microblaze/cpu/spl.c
@@ -0,0 +1,55 @@
+/*
+ * (C) Copyright 2013 - 2014 Xilinx, Inc
+ *
+ * Michal Simek <michal.simek@xilinx.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <image.h>
+#include <spl.h>
+#include <version.h>
+#include <asm/io.h>
+#include <asm/u-boot.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+bool boot_linux;
+
+u32 spl_boot_device(void)
+{
+ return BOOT_DEVICE_NOR;
+}
+
+/* Board initialization after bss clearance */
+void spl_board_init(void)
+{
+ gd = (gd_t *)CONFIG_SPL_STACK_ADDR;
+
+ /* enable console uart printing */
+ preloader_console_init();
+}
+
+#ifdef CONFIG_SPL_OS_BOOT
+void __noreturn jump_to_image_linux(void *arg)
+{
+ debug("Entering kernel arg pointer: 0x%p\n", arg);
+ typedef void (*image_entry_arg_t)(char *, ulong, ulong)
+ __attribute__ ((noreturn));
+ image_entry_arg_t image_entry =
+ (image_entry_arg_t)spl_image.entry_point;
+
+ image_entry(NULL, 0, (ulong)arg);
+}
+#endif /* CONFIG_SPL_OS_BOOT */
+
+int spl_start_uboot(void)
+{
+#ifdef CONFIG_SPL_OS_BOOT
+ if (boot_linux)
+ return 0;
+#endif
+
+ return 1;
+}