ARM: Add a new arch + board for QEMU's 'virt' machine

[oweals/u-boot.git] / board / emulation / qemu-arm / qemu-arm.c

diff --git a/board/emulation/qemu-arm/qemu-arm.c b/board/emulation/qemu-arm/qemu-arm.c
new file mode 100644 (file)
index 0000000..e29ba46
--- /dev/null
+++ b/board/emulation/qemu-arm/qemu-arm.c
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2017 Tuomas Tynkkynen
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+#include <common.h>
+#include <fdtdec.h>
+
+int board_init(void)
+{
+       return 0;
+}
+
+int dram_init(void)
+{
+       if (fdtdec_setup_memory_size() != 0)
+               return -EINVAL;
+
+       return 0;
+}
+
+int dram_init_banksize(void)
+{
+       fdtdec_setup_memory_banksize();
+
+       return 0;
+}
+
+void *board_fdt_blob_setup(void)
+{
+       /* QEMU loads a generated DTB for us at the start of RAM. */
+       return (void *)CONFIG_SYS_SDRAM_BASE;
+}