6 files changed, 138 insertions, 0 deletions
diff --git a/remote/modules/kernel-system/TODO b/remote/modules/kernel-system/TODO
new file mode 100644
index 00000000..7665abac
--- /dev/null
+++ b/remote/modules/kernel-system/TODO
@@ -0,0 +1,3 @@
+make the modules load in stage31/init since we dont know which ones are compiled within kernel and which need to be loaded explicitly
+
+Idea: do it like DRM stuff, with pci-ids.
diff --git a/remote/modules/kernel-system/module.build b/remote/modules/kernel-system/module.build
new file mode 100644
index 00000000..d542a80d
--- /dev/null
+++ b/remote/modules/kernel-system/module.build
@@ -0,0 +1,114 @@
+# overloaded get_kernel_version function
+get_kernel_version(){
+	pinfo "KERNEL_CURRENT_VERSION: ${KERNEL_CURRENT_VERSION}"
+	[ -z "${KERNEL_CURRENT_VERSION}" ] && perror "KERNEL_CURRENT_VERSION is not set, 'uname -r' output: '$(uname -r)'. Aborting..."
+
+	# set SYS_UTS_RELEASE and SYS_KERNEL correctly
+	declare -rg SYS_UTS_RELEASE="${KERNEL_CURRENT_VERSION}" 2>/dev/null
+	declare -rg SYS_KERNEL="$(echo ${KERNEL_CURRENT_VERSION} | grep -o -E '^[0-9\.]+')" 2>/dev/null
+
+	# KERNEL_NEW_VERSION is the same as KERNEL_CURRENT_VERSION
+	declare -rg KERNEL_NEW_VERSION="$KERNEL_CURRENT_VERSION" 2>/dev/null
+
+	# check linux headers directory
+	if [ -d "/usr/src/linux-headers-$(uname -r)" ]; then
+		declare -rg KERNEL_HEADERS_PATH="/usr/src/linux-headers-$(uname -r)" 2>/dev/null
+	else
+		# fetch source did not install the headers correctly.
+		perror "kernel headers for $KERNEL_CURRENT_VERSION not found! Re-build the kernel-system module"
+	fi
+
+	# check kernel modules/firmware	directory
+	if [ -d "/lib/modules/${KERNEL_CURRENT_VERSION}" -a \
+		-d "/lib/firmware/${KERNEL_CURRENT_VERSION}" ]; then
+		# The expected paths exists, set KERNEL_BASE_DIR to /
+		declare -rg KERNEL_BASE_DIR="/" 2>/dev/null
+	else
+		perror "Could not find kernel modules / firmware for kernel version '$KERNEL_CURRENT_VERSION'. \
+			Does '/lib/modules/$KERNEL_CURRENT_VERSION' exist?"
+	fi
+
+	# print debug info
+	pdebug "SYS_UTS_RELEASE: '$SYS_UTS_RELEASE'"
+	pdebug "SYS_KERNEL: '$SYS_KERNEL'"
+	pdebug "KERNEL_NEW_VERSION: '$KERNEL_NEW_VERSION'"
+	pdebug "KERNEL_BASE_DIR: '$KERNEL_BASE_DIR'"
+
+	# set KERNEL_HEADERS_PATH
+	#get_kernel_headers_path
+}
+
+get_kernel_headers_path(){
+	# determine the path to the kernel headers we just installed
+	for DIR in $(list_content_package --dirs linux-headers-$(uname -r) ); do
+		if [[ "$DIR" =~ .*linux-headers-$(uname -r)$ ]]; then
+			# validate candidate
+			[ -e "$DIR/./include/generated/utsrelease.h" ] \
+				|| perror "Could not find utsrelease.h at '$DIR/./include/generated/utsrelease.h'"
+			# TODO: maybe check if SYS_UTS_RELEASE is the same as in the header.
+
+			# all good, we found it
+			pinfo "Kernel headers found at '$DIR'."
+			declare -rg KERNEL_HEADERS_PATH="$DIR"
+			break
+		fi
+	done
+	
+	[ -z "$KERNEL_HEADERS_PATH" ] && perror "KERNEL_HEADERS_PATH was not set correctly."
+
+}
+
+fetch_source() {
+
+	# get the source from repos, use meta-package for now
+	pinfo "Installing kernel headers from the repositories for version '${KERNEL_CURRENT_VERSION}'"
+	
+	# the actual install routine is done via config file
+	# through the REQUIRED_INSTALLED_PACKAGES variable
+
+}
+
+build() {
+	
+	# simply copy the kernel from the running system
+	# to the build directory as it is.
+	local KERNEL_SYSTEM_PATH=""
+	
+	# 1st "parse" /proc/cmdline for the kernel name
+	for i in $(cat /proc/cmdline); do
+		[[ "$i" =~ ^BOOT_IMAGE=.* ]] && local BOOT_IMAGE="$(basename $(echo $i|cut -c 12-))"
+	done
+
+	# exit if KERNEL_SYSTEM_FILENAME is empty, should not happen
+	[ -z "${BOOT_IMAGE}" ] && perror "Could not determine the full path to the running kernel..."
+
+	# now find it in KERNEL_SYSTEM_SEARCH_PATH
+	# NOTE: this variable should be expanded in the future if new locations are to be searched
+	local KERNEL_SYSTEM_SEARCH_PATH="/boot"
+	local KERNEL_SYSTEM_SEARCH_RESULTS="$(find "${KERNEL_SYSTEM_SEARCH_PATH}" -type f -iname "*${BOOT_IMAGE}*")"
+
+	if [ "$(echo $KERNEL_SYSTEM_SEARCH_RESULTS|wc -w)" -eq 1 ]; then
+		# we found the running kernel path
+		KERNEL_SYSTEM_PATH="${KERNEL_SYSTEM_SEARCH_RESULTS}"
+	else 
+		# we found more than one, shouldn't happen...
+		perror "Found more than one kernel named '${BOOT_IMAGE}' inside '${KERNEL_SYSTEM_SEARCH_PATH}'."
+	fi
+
+	# at this point, we should definitly have KERNEL_SYSTEM_PATH, check just in case :)
+	[ -z "${KERNEL_SYSTEM_PATH}" ] && perror "KERNEL_SYSTEM_PATH isn't set, kernel not found. This shouldn't happen!"
+	pinfo "Live kernel path: $KERNEL_SYSTEM_PATH"
+
+	# copy kernel to build directory
+	[ -z "${KERNEL_TARGET_NAME}" ] && perror "KERNEL_TARGET_NAME not set, this mean something is wrong with remote/include/kernel.inc"
+	cp "${KERNEL_SYSTEM_PATH}" "${MODULE_BUILD_DIR}/${KERNEL_TARGET_NAME}" && \
+		pinfo "Copied kernel from '${KERNEL_SYSTEM_PATH}' to '${MODULE_BUILD_DIR}/${KERNEL_TARGET_NAME}'"
+	#[ -z "${KERNEL_BUILD_DIR}" ] && KERNEL_BUILD_DIR="${MODULE_BUILD_DIR}"
+}
+
+post_copy() {
+	:
+	#mkdir -p "$TARGET_BUILD_DIR/../kernel"
+	#cp -a "$MODULE_BUILD_DIR/kernel" "$TARGET_BUILD_DIR/../kernel/kernel" || perror "could not copy kernel to remote build dir."
+}
+
diff --git a/remote/modules/kernel-system/module.conf b/remote/modules/kernel-system/module.conf
new file mode 100644
index 00000000..0cd03752
--- /dev/null
+++ b/remote/modules/kernel-system/module.conf
@@ -0,0 +1,3 @@
+REQUIRED_BINARIES=""
+REQUIRED_LIBRARIES=""
+REQUIRED_DIRECTORIES=""
diff --git a/remote/modules/kernel-system/module.conf.opensuse b/remote/modules/kernel-system/module.conf.opensuse
new file mode 100644
index 00000000..6bfc2078
--- /dev/null
+++ b/remote/modules/kernel-system/module.conf.opensuse
@@ -0,0 +1,6 @@
+REQUIRED_INSTALLED_PACKAGES="
+	kernel-desktop-devel
+"
+REQUIRED_CONTENT_PACKAGES="
+	kernel-desktop-devel
+"
diff --git a/remote/modules/kernel-system/module.conf.ubuntu b/remote/modules/kernel-system/module.conf.ubuntu
new file mode 100644
index 00000000..4d47b243
--- /dev/null
+++ b/remote/modules/kernel-system/module.conf.ubuntu
@@ -0,0 +1,6 @@
+REQUIRED_INSTALLED_PACKAGES="
+	linux-headers-$(uname -r)
+"
+REQUIRED_CONTENT_PACKAGES="
+	linux-headers-$(uname -r)
+"
diff --git a/remote/modules/kernel-system/patch-speaker b/remote/modules/kernel-system/patch-speaker
new file mode 100755
index 00000000..5d5a9f9a
--- /dev/null
+++ b/remote/modules/kernel-system/patch-speaker
@@ -0,0 +1,6 @@
+#!/bin/bash
+
+if ! grep notes "ksrc/drivers/input/misc/pcspkr.c" > /dev/null; then
+	echo "Patching pc speaker :-)"
+	sed -i.nomusic -r 's#^static.*int.*pcspkr_event#static const int notes[] = { /*tetris*/ 1319,  988,  1047,  1175,  1047,  988,  880,  880,  1047,  1319,  1175,  1047,  988,  1047,  1175,  1319,  1047,  880,  880,  1175,  1397,  1760,  1568,  1397,  1319,  1047,  1319,  1175,  1047,  988,  988,  1047,  1175,  1319,  1047,  880,  880, /*mario*/ 660, 660, 660, 510, 660, 770, 380, 510, 380, 320, 440, 480, 450, 430, 380, 660, 760, 860, 700, 760, 660, 520, 580, 480, 510, 380, 320, 440, 480, 450, 430, 380, 660, 760, 860, 700, 760, 660, 520, 580, 480, 500, 760, 720, 680, 620, 650, 380, 430, 500, 430, 500, 570, 500, 760, 720, 680, 620, 650, 1020, 1020, 1020, 380, 500, 760, 720, 680, 620, 650, 380, 430, 500, 430, 500, 570, 500, 760, 720, 680, 620, 650, 1020, 1020, 1020, 380, 500, 760, 720, 680, 620, 650, 380, 430, 500, 430, 500, 570, 585, 550, 500, 380, 500, 500, 500, 500, 500, 500, 500, 580, 660, 500, 430, 380, 500, 500, 500, 500, 580, 660, 870, 760, 500, 500, 500, 500, 580, 660, 500, 430, 380, 660, 660, 660, 510, 660, 770, 380, /* elise */ 420, 400, 420, 400, 420, 315, 370, 335, 282, 180, 215, 282, 315, 213, 262, 315, 335, 213, 420, 400, 420, 400, 420, 315, 370, 335, 282, 180, 215, 282, 315, 213, 330, 315, 282 };\nstatic int notePos = 0;\n\n&#g;s#\s*if \(value > 20 && value < 32767\)#\n	if (value) value = notes[notePos++ % (sizeof(notes) / sizeof(notes[0]))];\n\n&#g' "ksrc/drivers/input/misc/pcspkr.c"
+fi