initial buildroot for linux 5.15

package/softhsm2/Config.in

@@ -0,0 +1,21 @@
+config BR2_PACKAGE_SOFTHSM2
+	bool "softhsm2"
+	depends on BR2_INSTALL_LIBSTDCPP
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_8 # C++11
+	depends on BR2_TOOLCHAIN_HAS_THREADS
+	depends on !BR2_STATIC_LIBS # dlopen()
+	select BR2_PACKAGE_OPENSSL
+	select BR2_PACKAGE_OPENSSL_FORCE_LIBOPENSSL
+	select BR2_PACKAGE_LIBOPENSSL_ENABLE_DES
+	help
+	  SoftHSM is an implementation of a cryptographic store
+	  accessible through a PKCS#11 interface. You can use it
+	  to explore PKCS#11 without having a Hardware Security
+	  Module.
+
+	  https://www.opendnssec.org/softhsm
+
+comment "softhsm2 needs a toolchain w/ C++, threads, gcc >= 4.8 and dynamic library support"
+	depends on !BR2_INSTALL_LIBSTDCPP || BR2_STATIC_LIBS || \
+		!BR2_TOOLCHAIN_HAS_THREADS || \
+		!BR2_TOOLCHAIN_GCC_AT_LEAST_4_8

package/softhsm2/softhsm2.hash

@@ -0,0 +1,4 @@
+# From https://www.opendnssec.org/2020/04/1602/
+sha256  61249473054bcd1811519ef9a989a880a7bdcc36d317c9c25457fc614df475f2  softhsm-2.6.1.tar.gz
+# Locally computed
+sha256  230cab7102816e99f7ce03ef476352fcad09d742fcbc6580d44393db6280b64c  LICENSE

package/softhsm2/softhsm2.mk

@@ -0,0 +1,24 @@
+################################################################################
+#
+# softhsm2
+#
+################################################################################
+
+SOFTHSM2_VERSION = 2.6.1
+SOFTHSM2_SOURCE = softhsm-$(SOFTHSM2_VERSION).tar.gz
+SOFTHSM2_SITE = https://dist.opendnssec.org/source
+SOFTHSM2_LICENSE = BSD-2-Clause
+SOFTHSM2_LICENSE_FILES = LICENSE
+SOFTHSM2_DEPENDENCIES = openssl
+SOFTHSM2_INSTALL_STAGING = YES
+
+ifeq ($(BR2_PACKAGE_P11_KIT),y)
+SOFTHSM2_CONF_OPTS += \
+	--enable-p11-kit \
+	--with-p11-kit=/usr/share/p11-kit/modules
+SOFTHSM2_DEPENDENCIES += p11-kit
+else
+SOFTHSM2_CONF_OPTS += --disable-p11-kit
+endif
+
+$(eval $(autotools-package))