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diff --git a/arch/cris/arch-v32/boot/compressed/head.S b/arch/cris/arch-v32/boot/compressed/head.S
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+/*
+ * Code that sets up the DRAM registers, calls the
+ * decompressor to unpack the piggybacked kernel, and jumps.
+ *
+ * Copyright (C) 1999 - 2003, Axis Communications AB
+ */
+
+#include <linux/config.h>
+#define ASSEMBLER_MACROS_ONLY
+#include <asm/arch/hwregs/asm/reg_map_asm.h>
+#include <asm/arch/hwregs/asm/gio_defs_asm.h>
+#include <asm/arch/hwregs/asm/config_defs_asm.h>
+
+#define RAM_INIT_MAGIC 0x56902387
+#define COMMAND_LINE_MAGIC 0x87109563
+
+ ;; Exported symbols
+
+ .globl input_data
+
+ .text
+start:
+ di
+
+ ;; Start clocks for used blocks.
+ move.d REG_ADDR(config, regi_config, rw_clk_ctrl), $r1
+ move.d [$r1], $r0
+ or.d REG_STATE(config, rw_clk_ctrl, cpu, yes) | \
+ REG_STATE(config, rw_clk_ctrl, bif, yes) | \
+ REG_STATE(config, rw_clk_ctrl, fix_io, yes), $r0
+ move.d $r0, [$r1]
+
+ ;; If booting from NAND flash we first have to copy some
+ ;; data from NAND flash to internal RAM to get the code
+ ;; that initializes the SDRAM. Lets copy 20 KB. This
+ ;; code executes at 0x38010000 if booting from NAND and
+ ;; we are guaranted that at least 0x200 bytes are good so
+ ;; lets start from there. The first 8192 bytes in the nand
+ ;; flash is spliced with zeroes and is thus 16384 bytes.
+ move.d 0x38010200, $r10
+ move.d 0x14200, $r11 ; Start offset in NAND flash 0x10200 + 16384
+ move.d 0x5000, $r12 ; Length of copy
+
+ ;; Before this code the tools add a partitiontable so the PC
+ ;; has an offset from the linked address.
+offset1:
+ lapcq ., $r13 ; get PC
+ add.d first_copy_complete-offset1, $r13
+
+#include "../../lib/nand_init.S"
+
+first_copy_complete:
+ ;; Initialze the DRAM registers.
+ cmp.d RAM_INIT_MAGIC, $r8 ; Already initialized?
+ beq dram_init_finished
+ nop
+
+#include "../../lib/dram_init.S"
+
+dram_init_finished:
+ lapcq ., $r13 ; get PC
+ add.d second_copy_complete-dram_init_finished, $r13
+
+ move.d REG_ADDR(config, regi_config, r_bootsel), $r0
+ move.d [$r0], $r0
+ and.d REG_MASK(config, r_bootsel, boot_mode), $r0
+ cmp.d REG_STATE(config, r_bootsel, boot_mode, nand), $r0
+ bne second_copy_complete ; No NAND boot
+ nop
+
+ ;; Copy 2MB from NAND flash to SDRAM (at 2-4MB into the SDRAM)
+ move.d 0x40204000, $r10
+ move.d 0x8000, $r11
+ move.d 0x200000, $r12
+ ba copy_nand_to_ram
+ nop
+second_copy_complete:
+
+ ;; Initiate the PA port.
+ move.d CONFIG_ETRAX_DEF_GIO_PA_OUT, $r0
+ move.d REG_ADDR(gio, regi_gio, rw_pa_dout), $r1
+ move.d $r0, [$r1]
+
+ move.d CONFIG_ETRAX_DEF_GIO_PA_OE, $r0
+ move.d REG_ADDR(gio, regi_gio, rw_pa_oe), $r1
+ move.d $r0, [$r1]
+
+ ;; Setup the stack to a suitably high address.
+ ;; We assume 8 MB is the minimum DRAM and put
+ ;; the SP at the top for now.
+
+ move.d 0x40800000, $sp
+
+ ;; Figure out where the compressed piggyback image is
+ ;; in the flash (since we wont try to copy it to DRAM
+ ;; before unpacking). It is at _edata, but in flash.
+ ;; Use (_edata - herami) as offset to the current PC.
+
+ move.d REG_ADDR(config, regi_config, r_bootsel), $r0
+ move.d [$r0], $r0
+ and.d REG_MASK(config, r_bootsel, boot_mode), $r0
+ cmp.d REG_STATE(config, r_bootsel, boot_mode, nand), $r0
+ beq hereami2
+ nop
+hereami:
+ lapcq ., $r5 ; get PC
+ and.d 0x7fffffff, $r5 ; strip any non-cache bit
+ move.d $r5, $r0 ; save for later - flash address of 'herami'
+ add.d _edata, $r5
+ sub.d hereami, $r5 ; r5 = flash address of '_edata'
+ move.d hereami, $r1 ; destination
+ ba 2f
+ nop
+hereami2:
+ lapcq ., $r5 ; get PC
+ and.d 0x00ffffff, $r5 ; strip any non-cache bit
+ move.d $r5, $r6
+ or.d 0x40200000, $r6
+ move.d $r6, $r0 ; save for later - flash address of 'herami'
+ add.d _edata, $r5
+ sub.d hereami2, $r5 ; r5 = flash address of '_edata'
+ add.d 0x40200000, $r5
+ move.d hereami2, $r1 ; destination
+2:
+ ;; Copy text+data to DRAM
+
+ move.d _edata, $r2 ; end destination
+1: move.w [$r0+], $r3
+ move.w $r3, [$r1+]
+ cmp.d $r2, $r1
+ bcs 1b
+ nop
+
+ move.d input_data, $r0 ; for the decompressor
+ move.d $r5, [$r0] ; for the decompressor
+
+ ;; Clear the decompressors BSS (between _edata and _end)
+
+ moveq 0, $r0
+ move.d _edata, $r1
+ move.d _end, $r2
+1: move.w $r0, [$r1+]
+ cmp.d $r2, $r1
+ bcs 1b
+ nop
+
+ ;; Save command line magic and address.
+ move.d _cmd_line_magic, $r12
+ move.d $r10, [$r12]
+ move.d _cmd_line_addr, $r12
+ move.d $r11, [$r12]
+
+ ;; Do the decompression and save compressed size in _inptr
+
+ jsr decompress_kernel
+ nop
+
+ ;; Restore command line magic and address.
+ move.d _cmd_line_magic, $r10
+ move.d [$r10], $r10
+ move.d _cmd_line_addr, $r11
+ move.d [$r11], $r11
+
+ ;; Put start address of root partition in r9 so the kernel can use it
+ ;; when mounting from flash
+ move.d input_data, $r0
+ move.d [$r0], $r9 ; flash address of compressed kernel
+ move.d inptr, $r0
+ add.d [$r0], $r9 ; size of compressed kernel
+ cmp.d 0x40200000, $r9
+ blo enter_kernel
+ nop
+ sub.d 0x40200000, $r9
+ add.d 0x4000, $r9
+
+enter_kernel:
+ ;; Enter the decompressed kernel
+ move.d RAM_INIT_MAGIC, $r8 ; Tell kernel that DRAM is initialized
+ jump 0x40004000 ; kernel is linked to this address
+ nop
+
+ .data
+
+input_data:
+ .dword 0 ; used by the decompressor
+_cmd_line_magic:
+ .dword 0
+_cmd_line_addr:
+ .dword 0
+is_nand_boot:
+ .dword 0
+
+#include "../../lib/hw_settings.S"