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-rw-r--r--arch/xtensa/boot/boot-elf/bootstrap.S37
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/xtensa/boot/boot-elf/bootstrap.S b/arch/xtensa/boot/boot-elf/bootstrap.S
new file mode 100644
index 0000000..7cba94a
--- /dev/null
+++ b/arch/xtensa/boot/boot-elf/bootstrap.S
@@ -0,0 +1,37 @@
+
+#include <xtensa/config/specreg.h>
+#include <xtensa/config/core.h>
+
+#include <linux/config.h>
+#include <asm/bootparam.h>
+
+
+/* ResetVector
+ */
+ .section .ResetVector.text, "ax"
+ .global _ResetVector
+_ResetVector:
+ _j reset
+ .align 4
+RomInitAddr:
+ .word 0xd0001000
+RomBootParam:
+ .word _bootparam
+reset:
+ l32r a0, RomInitAddr
+ l32r a2, RomBootParam
+ movi a3, 0
+ movi a4, 0
+ jx a0
+
+ .align 4
+ .section .bootstrap.data, "aw"
+
+ .globl _bootparam
+_bootparam:
+ .short BP_TAG_FIRST
+ .short 4
+ .long BP_VERSION
+ .short BP_TAG_LAST
+ .short 0
+ .long 0
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