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diff --git a/target/linux/ubicom32/files/arch/ubicom32/crypto/sha1_ubicom32_asm.S b/target/linux/ubicom32/files/arch/ubicom32/crypto/sha1_ubicom32_asm.S
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+/*
+ * arch/ubicom32/crypto/sha1_ubicom32_asm.S
+ * SHA1 hash support for Ubicom32 architecture V3.
+ *
+ * (C) Copyright 2009, Ubicom, Inc.
+ *
+ * This file is part of the Ubicom32 Linux Kernel Port.
+ *
+ * The Ubicom32 Linux Kernel Port is free software: you can redistribute
+ * it and/or modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Ubicom32 Linux Kernel Port is distributed in the hope that it
+ * will be useful, but WITHOUT ANY WARRANTY; without even the implied
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
+ * the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with the Ubicom32 Linux Kernel Port. If not,
+ * see <http://www.gnu.org/licenses/>.
+ *
+ * Ubicom32 implementation derived from (with many thanks):
+ * arch/m68knommu
+ * arch/blackfin
+ * arch/parisc
+ */
+
+#define __ASM__
+#include <asm/ip5000.h>
+
+#ifndef RP
+#define RP A5
+#endif
+
+;*****************************************************************************************
+; The function prototype
+;*****************************************************************************************
+; void sha1_ip5k_init(void)
+; void sha1_ip5k_transform(u32_t *data_input)
+; void sha1_ip5k_output(u32_t *digest)
+
+;*****************************************************************************************
+; Inputs
+;*****************************************************************************************
+; data_input is the pointer to the block of data over which the digest will be calculated.
+; It should be word aligned.
+;
+; digest is the pointer to the block of data into which the digest (the output) will be written.
+; It should be word aligned.
+;
+
+;*****************************************************************************************
+; Outputs
+;*****************************************************************************************
+; None
+
+;*****************************************************************************************
+; Hash Constants
+;*****************************************************************************************
+#define HASH_SHA1_IN0 0x67452301
+#define HASH_SHA1_IN1 0xefcdab89
+#define HASH_SHA1_IN2 0x98badcfe
+#define HASH_SHA1_IN3 0x10325476
+#define HASH_SHA1_IN4 0xc3d2e1f0
+
+#define HASH_SECURITY_BLOCK_CONTROL_INIT_NO_ENCYPTION 2
+#define HASH_SECURITY_BLOCK_CONTROL_INIT_SHA1 ((1 << 5) | HASH_SECURITY_BLOCK_CONTROL_INIT_NO_ENCYPTION)
+
+;*****************************************************************************************
+; An: Address Registers
+;*****************************************************************************************
+#define an_digest a4
+#define an_data_input a4
+#define an_security_block a3
+
+;*****************************************************************************************
+; Hash related defines
+;*****************************************************************************************
+#define hash_control 0x00(an_security_block)
+#define hash_control_low 0x02(an_security_block)
+#define hash_status 0x04(an_security_block)
+
+#define hash_input_0 0x30(an_security_block)
+#define hash_input_1 0x34(an_security_block)
+#define hash_input_2 0x38(an_security_block)
+#define hash_input_3 0x3c(an_security_block)
+#define hash_input_4 0x40(an_security_block)
+
+#define hash_output_0 0x70(an_security_block)
+#define hash_output_0_low 0x72(an_security_block)
+#define hash_output_1 0x74(an_security_block)
+#define hash_output_1_low 0x76(an_security_block)
+#define hash_output_2 0x78(an_security_block)
+#define hash_output_2_low 0x7a(an_security_block)
+#define hash_output_3 0x7c(an_security_block)
+#define hash_output_3_low 0x7e(an_security_block)
+#define hash_output_4 0x80(an_security_block)
+#define hash_output_4_low 0x82(an_security_block)
+
+;*****************************************************************************************
+; Assembly macros
+;*****************************************************************************************
+ ; C compiler reserves RP (A5) for return address during subroutine call.
+ ; Use RP to return to caller
+.macro call_return_macro
+ calli RP, 0(RP)
+.endm
+
+;*****************************************************************************************
+; void sha1_ip5k_init(void)
+; initialize the output registers of the hash module
+
+ ;.section .text.sha1_ip5k_init,"ax",@progbits
+ .section .ocm_text,"ax",@progbits
+ .global _sha1_ip5k_init
+ .func sha1_ip5k_init, _sha1_ip5k_init
+
+_sha1_ip5k_init:
+ moveai an_security_block, #SECURITY_BASE_EFFECTIVE_ADDRESS
+
+ movei hash_control, #%hi(HASH_SECURITY_BLOCK_CONTROL_INIT_SHA1)
+ movei hash_control_low, #%lo(HASH_SECURITY_BLOCK_CONTROL_INIT_SHA1)
+
+ movei hash_output_0, #%hi(HASH_SHA1_IN0)
+ movei hash_output_0_low, #%lo(HASH_SHA1_IN0)
+
+ movei hash_output_1, #%hi(HASH_SHA1_IN1)
+ movei hash_output_1_low, #%lo(HASH_SHA1_IN1)
+
+ movei hash_output_2, #%hi(HASH_SHA1_IN2)
+ movei hash_output_2_low, #%lo(HASH_SHA1_IN2)
+
+ movei hash_output_3, #%hi(HASH_SHA1_IN3)
+ movei hash_output_3_low, #%lo(HASH_SHA1_IN3)
+
+ movei hash_output_4, #%hi(HASH_SHA1_IN4)
+ movei hash_output_4_low, #%lo(HASH_SHA1_IN4)
+
+ call_return_macro
+ .endfunc
+
+;*****************************************************************************************
+; void sha1_ip5k_init_digest(u32_t *hash_input)
+; initialize the output registers of the hash module
+
+ ;.section .text.sha1_ip5k_init_digest,"ax",@progbits
+ .section .ocm_text,"ax",@progbits
+ .global _sha1_ip5k_init_digest
+ .func sha1_ip5k_init_digest, _sha1_ip5k_init_digest
+
+_sha1_ip5k_init_digest:
+ movea an_data_input, D0
+
+ moveai an_security_block, #SECURITY_BASE_EFFECTIVE_ADDRESS
+
+ movei hash_control, #%hi(HASH_SECURITY_BLOCK_CONTROL_INIT_SHA1)
+ movei hash_control_low, #%lo(HASH_SECURITY_BLOCK_CONTROL_INIT_SHA1)
+
+ move.4 hash_output_0, (an_data_input)4++
+ move.4 hash_output_1, (an_data_input)4++
+ move.4 hash_output_2, (an_data_input)4++
+ move.4 hash_output_3, (an_data_input)4++
+ move.4 hash_output_4, (an_data_input)4++
+
+ call_return_macro
+ .endfunc
+
+;*****************************************************************************************
+; void sha1_ip5k_transform(u32_t *data_input)
+; performs intermediate transformation step for the hash calculation
+
+ ;.section .text.sha1_ip5k_transform,"ax",@progbits
+ .section .ocm_text,"ax",@progbits
+ .global _sha1_ip5k_transform
+ .func sha1_ip5k_transform, _sha1_ip5k_transform
+
+_sha1_ip5k_transform:
+ movea an_data_input, D0
+
+ moveai an_security_block, #SECURITY_BASE_EFFECTIVE_ADDRESS
+
+ ; Write the first 128bits (16 bytes)
+ move.4 hash_input_0, (an_data_input)4++
+ move.4 hash_input_1, (an_data_input)4++
+ move.4 hash_input_2, (an_data_input)4++
+ move.4 hash_input_3, (an_data_input)4++
+ move.4 hash_input_4, D0
+
+ move.4 hash_input_0, (an_data_input)4++
+ move.4 hash_input_1, (an_data_input)4++
+ move.4 hash_input_2, (an_data_input)4++
+ move.4 hash_input_3, (an_data_input)4++
+ move.4 hash_input_4, D0
+
+ move.4 hash_input_0, (an_data_input)4++
+ move.4 hash_input_1, (an_data_input)4++
+ move.4 hash_input_2, (an_data_input)4++
+ move.4 hash_input_3, (an_data_input)4++
+ move.4 hash_input_4, D0
+
+ move.4 hash_input_0, (an_data_input)4++
+ move.4 hash_input_1, (an_data_input)4++
+ move.4 hash_input_2, (an_data_input)4++
+ move.4 hash_input_3, (an_data_input)4++
+ move.4 hash_input_4, D0
+
+ pipe_flush 0
+
+sha1_ip5k_transform_wait:
+ ; wait for the module to calculate the output hash
+ btst hash_status, #0
+ jmpne.f sha1_ip5k_transform_wait
+
+ call_return_macro
+ .endfunc
+
+;*****************************************************************************************
+; void sha1_ip5k_output(u32_t *digest)
+; Return the hash of the input data
+
+ ;.section .text.sha1_ip5k_output,"ax",@progbits
+ .section .ocm_text,"ax",@progbits
+ .global _sha1_ip5k_output
+ .func sha1_ip5k_output, _sha1_ip5k_output
+
+_sha1_ip5k_output:
+ movea an_digest, D0
+
+ moveai an_security_block, #SECURITY_BASE_EFFECTIVE_ADDRESS
+
+ ; we have finished
+ move.4 0(an_digest), hash_output_0
+ move.4 4(an_digest), hash_output_1
+ move.4 8(an_digest), hash_output_2
+ move.4 12(an_digest), hash_output_3
+ move.4 16(an_digest), hash_output_4
+
+ call_return_macro
+ .endfunc
+
+;*****************************************************************************************
+;END ;End of program code
+;*****************************************************************************************