On 09/26/2012 04:01:08 AM, Stefan Roese wrote:
This patch enables the SPL framework to be used on powerpc platforms
and not only ARM.
Signed-off-by: Stefan Roese <s...@denx.de>
---
Changes in v2:
- Rebased on Tom's SPL framework patches v4
- Add option to skip copying of the mkimage header
arch/powerpc/lib/Makefile | 1 +
arch/powerpc/lib/spl.c | 42
++++++++++++++++++++++++++++++++++++++++++
common/spl/spl.c | 10 ++++++++++
3 files changed, 53 insertions(+)
create mode 100644 arch/powerpc/lib/spl.c
diff --git a/arch/powerpc/lib/Makefile b/arch/powerpc/lib/Makefile
index 965f9ea..9bcbdde 100644
--- a/arch/powerpc/lib/Makefile
+++ b/arch/powerpc/lib/Makefile
@@ -50,6 +50,7 @@ COBJS-y += cache.o
COBJS-y += extable.o
COBJS-y += interrupts.o
COBJS-$(CONFIG_CMD_KGDB) += kgdb.o
+COBJS-$(CONFIG_SPL_FRAMEWORK) += spl.o
COBJS-y += time.o
Won't this build spl.o into the main U-Boot as well?
+/*
+ * This function jumps to an image with argument. Normally an FDT or
ATAGS
+ * image.
+ * arg: Pointer to paramter image in RAM
+ */
+#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)(void *, ulong r4, ulong r5,
ulong r6,
+ ulong r7, ulong r8, ulong r9)
+ __attribute__ ((noreturn));
+ image_entry_arg_t image_entry =
+ (image_entry_arg_t)spl_image.entry_point;
+
+ image_entry(arg, 0, 0, EPAPR_MAGIC, CONFIG_SYS_BOOTMAPSZ, 0, 0);
+}
At what point does the image get cache-flushed?
-Scott
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