Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / board / vpac270 / onenand.c

diff --git a/qemu/roms/u-boot/board/vpac270/onenand.c b/qemu/roms/u-boot/board/vpac270/onenand.c
new file mode 100644 (file)
index 0000000..a749b31
--- /dev/null
+++ b/qemu/roms/u-boot/board/vpac270/onenand.c
@@ -0,0 +1,46 @@
+/*
+ * Voipac PXA270 OneNAND SPL
+ *
+ * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <config.h>
+#include <asm/io.h>
+#include <onenand_uboot.h>
+#include <asm/arch/pxa.h>
+
+void board_init_f(unsigned long unused)
+{
+       extern uint32_t _end;
+       uint32_t tmp;
+
+       asm volatile("mov %0, pc" : "=r"(tmp));
+       tmp >>= 24;
+
+       /* The code runs from OneNAND RAM, copy SPL to SRAM and execute it. */
+       if (tmp == 0) {
+               tmp = (uint32_t)&_end - CONFIG_SPL_TEXT_BASE;
+               onenand_spl_load_image(0, tmp, (void *)CONFIG_SPL_TEXT_BASE);
+               asm volatile("mov pc, %0" : : "r"(CONFIG_SPL_TEXT_BASE));
+       }
+
+       /* Hereby, the code runs from (S)RAM, copy U-Boot and execute it. */
+       arch_cpu_init();
+       pxa2xx_dram_init();
+       onenand_spl_load_image(CONFIG_SPL_ONENAND_LOAD_ADDR,
+                               CONFIG_SPL_ONENAND_LOAD_SIZE,
+                               (void *)CONFIG_SYS_TEXT_BASE);
+       asm volatile("mov pc, %0" : : "r"(CONFIG_SYS_TEXT_BASE));
+
+       for (;;)
+               ;
+}
+
+void __attribute__((noreturn)) hang(void)
+{
+       for (;;)
+               ;
+}