Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / arch / arm / cpu / armv7 / omap-common / lowlevel_init.S

diff --git a/qemu/roms/u-boot/arch/arm/cpu/armv7/omap-common/lowlevel_init.S b/qemu/roms/u-boot/arch/arm/cpu/armv7/omap-common/lowlevel_init.S
new file mode 100644 (file)
index 0000000..86c0e42
--- /dev/null
+++ b/qemu/roms/u-boot/arch/arm/cpu/armv7/omap-common/lowlevel_init.S
@@ -0,0 +1,32 @@
+/*
+ * Board specific setup info
+ *
+ * (C) Copyright 2010
+ * Texas Instruments, <www.ti.com>
+ *
+ * Author :
+ *     Aneesh V        <aneesh@ti.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <config.h>
+#include <asm/arch/omap.h>
+#include <asm/omap_common.h>
+#include <asm/arch/spl.h>
+#include <linux/linkage.h>
+
+ENTRY(save_boot_params)
+       ldr     r1, =OMAP_SRAM_SCRATCH_BOOT_PARAMS
+       str     r0, [r1]
+       bx      lr
+ENDPROC(save_boot_params)
+
+ENTRY(set_pl310_ctrl_reg)
+       PUSH    {r4-r11, lr}    @ save registers - ROM code may pollute
+                               @ our registers
+       LDR     r12, =0x102     @ Set PL310 control register - value in R0
+       .word   0xe1600070      @ SMC #0 - hand assembled because -march=armv5
+                               @ call ROM Code API to set control register
+       POP     {r4-r11, pc}
+ENDPROC(set_pl310_ctrl_reg)