Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / arch / arm / cpu / armv7 / zynq / spl.c

diff --git a/qemu/roms/u-boot/arch/arm/cpu/armv7/zynq/spl.c b/qemu/roms/u-boot/arch/arm/cpu/armv7/zynq/spl.c
new file mode 100644 (file)
index 0000000..fcad762
--- /dev/null
+++ b/qemu/roms/u-boot/arch/arm/cpu/armv7/zynq/spl.c
@@ -0,0 +1,69 @@
+/*
+ * (C) Copyright 2014 Xilinx, Inc. Michal Simek
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+#include <common.h>
+#include <spl.h>
+
+#include <asm/io.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/spl.h>
+#include <asm/arch/sys_proto.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+void board_init_f(ulong dummy)
+{
+       ps7_init();
+
+       /* Clear the BSS. */
+       memset(__bss_start, 0, __bss_end - __bss_start);
+
+       /* Set global data pointer. */
+       gd = &gdata;
+
+       preloader_console_init();
+       arch_cpu_init();
+       board_init_r(NULL, 0);
+}
+
+u32 spl_boot_device(void)
+{
+       u32 mode;
+
+       switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
+#ifdef CONFIG_SPL_SPI_SUPPORT
+       case ZYNQ_BM_QSPI:
+               puts("qspi boot\n");
+               mode = BOOT_DEVICE_SPI;
+               break;
+#endif
+#ifdef CONFIG_SPL_MMC_SUPPORT
+       case ZYNQ_BM_SD:
+               puts("mmc boot\n");
+               mode = BOOT_DEVICE_MMC1;
+               break;
+#endif
+       default:
+               puts("Unsupported boot mode selected\n");
+               hang();
+       }
+
+       return mode;
+}
+
+#ifdef CONFIG_SPL_MMC_SUPPORT
+u32 spl_boot_mode(void)
+{
+       return MMCSD_MODE_FAT;
+}
+#endif
+
+#ifdef CONFIG_SPL_OS_BOOT
+int spl_start_uboot(void)
+{
+       /* boot linux */
+       return 0;
+}
+#endif