Initial import of qemu-2.4.1HEADmaster

1 files changed, 46 insertions, 0 deletions

diff --git a/roms/u-boot/board/vpac270/onenand.c b/roms/u-boot/board/vpac270/onenand.c
new file mode 100644
index 00000000..a749b310
--- /dev/null
+++ b/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 (;;)
+		;
+}