Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / common / spl / spl_nor.c

diff --git a/qemu/roms/u-boot/common/spl/spl_nor.c b/qemu/roms/u-boot/common/spl/spl_nor.c
new file mode 100644 (file)
index 0000000..b444a3e
--- /dev/null
+++ b/qemu/roms/u-boot/common/spl/spl_nor.c
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2012 Stefan Roese <sr@denx.de>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <spl.h>
+
+void spl_nor_load_image(void)
+{
+       /*
+        * Loading of the payload to SDRAM is done with skipping of
+        * the mkimage header in this SPL NOR driver
+        */
+       spl_image.flags |= SPL_COPY_PAYLOAD_ONLY;
+
+       if (spl_start_uboot()) {
+               /*
+                * Load real U-Boot from its location in NOR flash to its
+                * defined location in SDRAM
+                */
+               spl_parse_image_header(
+                       (const struct image_header *)CONFIG_SYS_UBOOT_BASE);
+
+               memcpy((void *)spl_image.load_addr,
+                      (void *)(CONFIG_SYS_UBOOT_BASE +
+                               sizeof(struct image_header)),
+                      spl_image.size);
+       } else {
+               /*
+                * Load Linux from its location in NOR flash to its defined
+                * location in SDRAM
+                */
+               spl_parse_image_header(
+                       (const struct image_header *)CONFIG_SYS_OS_BASE);
+
+               memcpy((void *)spl_image.load_addr,
+                      (void *)(CONFIG_SYS_OS_BASE +
+                               sizeof(struct image_header)),
+                      spl_image.size);
+
+               /*
+                * Copy DT blob (fdt) to SDRAM. Passing pointer to flash
+                * doesn't work (16 KiB should be enough for DT)
+                */
+               memcpy((void *)CONFIG_SYS_SPL_ARGS_ADDR,
+                      (void *)(CONFIG_SYS_FDT_BASE),
+                      (16 << 10));
+       }
+}