diff --git a/libecap-1.0.1-sw.patch b/libecap-1.0.1-sw.patch
new file mode 100644
index 0000000000000000000000000000000000000000..fb70b010bb960c6cc519bb65c5ce2d33fcd75308
--- /dev/null
+++ b/libecap-1.0.1-sw.patch
@@ -0,0 +1,37 @@
+diff -Naur libecap-1.0.1.org/cfgaux/config.guess libecap-1.0.1.sw/cfgaux/config.guess
+--- libecap-1.0.1.org/cfgaux/config.guess	2022-03-09 03:56:18.232357080 +0000
++++ libecap-1.0.1.sw/cfgaux/config.guess	2022-03-09 05:38:33.942357080 +0000
+@@ -917,6 +917,14 @@
+     ppc64:Linux:*:*)
+ 	echo powerpc64-unknown-linux-gnu
+ 	exit ;;
++    sw_64:Linux:*:*)
++	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
++	  sw)   UNAME_MACHINE=sw_64 ;;
++        esac
++	objdump --private-headers /bin/sh | grep -q ld.so.1
++	if test "$?" = 0 ; then LIBC="libc1" ; else LIBC="" ; fi
++	echo ${UNAME_MACHINE}-sunway-linux-gnu${LIBC}
++	exit ;;
+     alpha:Linux:*:*)
+ 	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
+ 	  EV5)   UNAME_MACHINE=alphaev5 ;;
+diff -Naur libecap-1.0.1.org/cfgaux/config.sub libecap-1.0.1.sw/cfgaux/config.sub
+--- libecap-1.0.1.org/cfgaux/config.sub	2022-03-09 03:56:18.232357080 +0000
++++ libecap-1.0.1.sw/cfgaux/config.sub	2022-03-09 05:37:39.462357080 +0000
+@@ -242,6 +242,7 @@
+ 	# Some are omitted here because they have special meanings below.
+ 	1750a | 580 \
+ 	| a29k \
++	| sw_64 \
+ 	| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
+ 	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
+ 	| am33_2.0 \
+@@ -322,6 +323,7 @@
+ 	# Recognize the basic CPU types with company name.
+ 	580-* \
+ 	| a29k-* \
++	| sw_64-* \
+ 	| alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
+ 	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
+ 	| alphapca5[67]-* | alpha64pca5[67]-* | arc-* \
diff --git a/libecap.spec b/libecap.spec
index 9e492a88b9aa245c889cdf76a09e8f61f2bd9b2f..e2a1b120341b60add6ae6731978205b298d56f61 100644
--- a/libecap.spec
+++ b/libecap.spec
@@ -1,6 +1,6 @@
 Name:           libecap
 Version:        1.0.1
-Release:        5
+Release:        6
 Summary:        an loadable eCAP adapter for Squid HTTP-Proxy
 License:        BSD
 URL:            http://www.e-cap.org/
@@ -8,6 +8,7 @@ Source0:        http://www.e-cap.org/archive/%{name}-%{version}.tar.gz
 
 Source1:        autoconf.h
 BuildRequires:  git gcc gcc-c++
+Patch0:		libecap-1.0.1-sw.patch
 
 %description
 eCAP is a software interface that allows a network application,
@@ -63,6 +64,9 @@ make check
 %doc README
 
 %changelog
+* Fri Dec 16 2022 zhangzhixin <zhixin.zhang@i-soft.com.cn> - 1.0.1-6
+- Add sw64 arch patch
+
 * Thu Dec 1 2022 zhaozhen <zhaozhen@loongson.cn> - 1.0.1-5
 - Add loongarch64 support