sys-kernel/mips-sources: version bumps for 4.4, 4.9, 4.10, and 4.11

Bumped to the following versions:
- 4.4.55 -> 4.4.71

Added new ebuilds for the following versions:
- 4.9.31
- 4.10.17
- 4.11.4

Signed-off-by: Joshua Kinard <kumba@gentoo.org>
Package-Manager: Portage-2.3.6, Repoman-2.3.2

5 files changed, 1045 insertions, 1 deletions

diff --git a/sys-kernel/mips-sources/Manifest b/sys-kernel/mips-sources/Manifest
index 16e09d4f0e1b..b7e59f3dc42b 100644
--- a/sys-kernel/mips-sources/Manifest
+++ b/sys-kernel/mips-sources/Manifest
@@ -1,8 +1,20 @@
+DIST linux-4.10.tar.xz 94231404 SHA256 3c95d9f049bd085e5c346d2c77f063b8425f191460fcd3ae9fe7e94e0477dc4b SHA512 c3690125a8402df638095bd98a613fcf1a257b81de7611c84711d315cd11e2634ab4636302b3742aedf1e3ba9ce0fea53fe8c7d48e37865d8ee5db3565220d90 WHIRLPOOL 86d021bae2dbfc4ef80c22d9e886bed4fbd9476473a2851d7beaf8ed0c7f7fbc1fa0da230eb9e763eb231b7c164c17b2a73fd336ab233543f57be280d6173738
+DIST linux-4.11.tar.xz 95447768 SHA256 b67ecafd0a42b3383bf4d82f0850cbff92a7e72a215a6d02f42ddbafcf42a7d6 SHA512 6610eed97ffb7207c71771198c36179b8244ace7222bebb109507720e26c5f17d918079a56d5febdd8605844d67fb2df0ebe910fa2f2f53690daf6e2a8ad09c3 WHIRLPOOL f577b7c5c209cb8dfef2f1d56d77314fbd53323743a34b900e2559ab0049b7c2d6262bda136dd3d005bc0527788106e0484e46558448a8720dac389a969e5886
 DIST linux-4.4.tar.xz 87295988 SHA256 401d7c8fef594999a460d10c72c5a94e9c2e1022f16795ec51746b0d165418b2 SHA512 13c8459933a8b80608e226a1398e3d1848352ace84bcfb7e6a4a33cb230bbe1ab719d4b58e067283df91ce5311be6d2d595fc8c19e2ae6ecc652499415614b3e WHIRLPOOL 02abc203d867404b9934aaa4c1e5b5dcbb0b0021e91a03f3a7e7fd224eed106821d8b4949f32a590536db150e5a88c16fcde88538777a26d0c17900f0257b1bc
 DIST linux-4.8.tar.xz 91966856 SHA256 3e9150065f193d3d94bcf46a1fe9f033c7ef7122ab71d75a7fb5a2f0c9a7e11a SHA512 a48a065f21e1c7c4de4cf8ca47b8b8d9a70f86b64e7cfa6e01be490f78895745b9c8790734b1d22182cf1f930fb87eaaa84e62ec8cc1f64ac4be9b949e7c0358 WHIRLPOOL 3888c8c07db0c069f827245d4d7306087f78f7d03e8240eb1fcd13622cd5dbe1c17cd8ed7dc11513f77f3efd5dbd84e2b48e82bdb9b9bfd2242fd62ae32812d5
+DIST linux-4.9.tar.xz 93192404 SHA256 029098dcffab74875e086ae970e3828456838da6e0ba22ce3f64ef764f3d7f1a SHA512 bf67ff812cc3cb7e5059e82cc5db0d9a7c5637f7ed9a42e4730c715bf7047c81ed3a571225f92a33ef0b6d65f35595bc32d773356646df2627da55e9bc7f1f1a WHIRLPOOL 072505b29972ad120eb25a074217847c9c2813416c4903e605a0433574f5f87616dbea0b1454e4b19acc48107f11274b682958b1d773373156e99f8163e6606a
+DIST mips-sources-4.10.0-patches-v1.tar.xz 168284 SHA256 595bd856d82c68f90a748f4ab9ba3d49265b8478589b8008f3c92663a9f76ac0 SHA512 2286b895b6705fc7411e6685c1ac7fba457e69c883e6e3f9f129c1b30537bdadc394bddcf3d81670ed3846427076e7574725d92169ba7413834807e5f519bced WHIRLPOOL a275e6d43f2487fabfc2b3de071b08f8a037460a17bd8b8da10ef58ceccabc46634cde82bcd9681c4a4a687fccb9d3bdbfd2390cd11589d88b86774405adad93
+DIST mips-sources-4.11.0-patches-v1.tar.xz 169588 SHA256 103888b76ec66ca075a3b3d79ad5e5a23ca5f0c14ea7162ea3b87c7a35a2a1b2 SHA512 de3a46f6279689155064c8f3232b34bc453b2ac14fe816276b45c492d1aecb56106763b76a445545521008ce32eb9d243213b1373900a6ea4579392b43b9303c WHIRLPOOL 1dd1c26f8b4cea5d67d70495784b2725f7903ca88590bf6a8cea489112a73c5d48572c0f04ea205c975106e33b21d1929586316a94a5809655f37f4dd09d20ad
 DIST mips-sources-4.4.0-patches-v2.tar.xz 156396 SHA256 7aa6ab5628c9094b2aab39e47a102ad6d9c021c6bd8e9dfc6cddece8fc8baaca SHA512 4186ee382037ec32126976ba453f78fc80c627a4ebdd79d8462f12559eb06dce25f926f3c205c7c4e5032cb501942ee10c8cb3a17339352cec3cf565c669dd52 WHIRLPOOL 86aba7143b3c38f34db0a68fc889d83676f6006eab594b89c13ea5d5abfd02ef64056472ad194aafbe15a86033c171e1fd06c0c7ffd6542cec19e553d7d6a716
 DIST mips-sources-4.8.0-patches-v1.tar.xz 218452 SHA256 4322e03fe7bb383cb6a9ab0e93ae8bc06b6911c6f2441baa3341dc2df5428e1f SHA512 ff4e1ab26f085b4d64bcb8410dd0478debb2a92c24e70bb11d460bf69b5e61a17f7116913e1a71cd7e89ea15a6a5d52118cefc15e918b9155a9780069271c907 WHIRLPOOL 5445d05a5a3b7e8cb24d09cef62317a87add0bb22f65719fdae8cc35459ac89819002b6d16d72041e28ba8cde11871a8badedc027103cc5dddc0581169441cc8
+DIST mips-sources-4.9.0-patches-v1.tar.xz 233620 SHA256 62064b9c02145af55968c1f2361c6bdbcd3ebfd8ce87517567877fafa89938c4 SHA512 d786705277e1837f725c7b5a239a19744a7bdf8767c0ee75613270eb9592aeaee1cd0c6f05edb67abf93597d0f5c6fc3826d76847cd6b2aaa6cb21256720d19f WHIRLPOOL d1fd287bc58f5fab14f45001905210aca852a44c7f1775dd0f64d599eed3a4837b0d30f20921ffe8b44279c74aa2a7d87d4095ccfbbeed4953597a641fa4023a
+DIST mipsgit-4.10.0-20170314.diff.xz 1816 SHA256 d6c54ad335bf547266e1c0ae13090eb9fa31109262ae1b0e81b195cff641231c SHA512 3dabcd65da143c20b553a2b79687e8cde5521b61d9bf64a8d583ada72f4835baa8dd5d1bef9ed3334466b6fb2f4397a0ee8a0fa3b642985348a61363b45ef435 WHIRLPOOL 1e1a4de11c9245ccf320486e05b89cf19ffb0fcce51a679969b0a72e974d77cd830a7810c2d56f4af9f485b661b4bc1248436fe18173cf50a46a37ebd7dd3bc8
+DIST mipsgit-4.11.0-20170513.diff.xz 1560 SHA256 1ebf0a9ecdb4cb35f1931f3985142ea1d93d462ba5115ababc11af26654531fa SHA512 6adeda78012b26ebfdad577af59305756b8b090764c17e62cc988d884ab41a39e280371ccaebd9564fff4216b515b58cf4f02d529303f75e614b67e0caf84e06 WHIRLPOOL c9547fbbf1b7a18fa0a887aa85ac53a2b7b32f8192e8837594071023a12baa9550227b4f0d23318f89d978e383c35fae7b2a7bb193b48ef481504964872bc2b3
 DIST mipsgit-4.4.0-20160123.diff.xz 1908 SHA256 71ada981970c6271765fc4cb45af1899fdc32419b5493802ff3af8febd211fe3 SHA512 0086c470064dd4e5c2fefd8161b70200475659fe925e68d374ff139b506147c39163f366be689bbb92a9aaf72e8c58cdaaaff5def6718c5e87ff7e047551a1f8 WHIRLPOOL 973bc1f626566dc13be8bd315b1339ddecda2008ef829258b8d82b1220d146115960f11808970e34299a9bdffa2e08e4e730bde4cbd3d49a1850c386ac90e9e3
 DIST mipsgit-4.8.0-20161016.diff.xz 1932 SHA256 ad0ba84c2710cfc07c7a215a435d5aa89dd477172577c4d6bbecc2195208e9ec SHA512 578792e7ce7a5c25e6acccc442ada9b829cec9d113390e5aa705359d1bf6b1d67fb6ce761eac418d411fdaf3312b04c4cbaee17d0127ef69d6c1f4a1467f75cd WHIRLPOOL 9382d87f0d71754272a1fa06eff1c4d413aa4554b903e138f5001456b7817e6780d744e82fee8681310852b864fc7b2fa7143d9303f7c728f769bcbe481c2fe5
-DIST patch-4.4.55.xz 1009900 SHA256 da056df583be182032af0ae06394b0cc1a1557eb23af0a7ab7105fe44eae8a2e SHA512 e9e39200e1c43c664c289109600fa9dfb75a0119c4354f2766bc679fdcad50d397219d3d18b2b0514830365526dcf5da4c32c2f41e5ee62fa348f5d1bc8f1d2b WHIRLPOOL c5eab19da64af45786d92fcb297fe8824a13377c5b02d48c2b55adc5fd5911b7d49579867c1f00d06ee120a459c3f1c908641d750539289fbde1592eaa4414f2
+DIST mipsgit-4.9.0-20161216.diff.xz 1120 SHA256 a1176dfc87dca9313e8eacf193c549ecee469810644f781c7d3b256da6d9237d SHA512 d1d8d95661d349826e2978d2259df9e30dbd6779a6506fe769dd8e60699e8461920b290a2064a432b8c3bd95888854f4dbcc2ba40929c58f0dd165fcb7894e15 WHIRLPOOL 11a2f9ff130258077a0f59ccd516c8055f3091453ab2f556047cbfd75dfbf28dcd569b49a7b076ada98fa969752ebcd8f2424993be8c31fd8f40b40859366009
+DIST patch-4.10.17.xz 347932 SHA256 5d6b91751fb0ec2b0fd8c30ceb792f0f90ea665fe5967345aeaa64c8bfeb19ba SHA512 98700d32b4787eae26bdece45563c171b6b8af43a1a15cf5674530fa5cd1dd47fced054b740b568a4a7a1fdbe1b10cdb8126ef43dc92551e06dc4d3245b2fb56 WHIRLPOOL 1c7e2a3ac4b96672a1983ba6b5c4ab200fad173ac9e111ffe6151bcaec2e0f3cf5fc84b59606d247b4774f918014d6de8c41d21624c99af952a8c7f913f0c748
+DIST patch-4.11.4.xz 150920 SHA256 7b36a573cce74d8e5312c88595bc0c0a60957c1fb79758303c9de9e944e2d339 SHA512 d38c48994e852c51f126d362faae0ee939043917287223e68eac84c59b43cda5908e5a31af6aa6b0fc1aeecbbc6d89b6c6351fefbc51c0becb9a7223f38a2c7b WHIRLPOOL 9c85bd58e3bf265bc3942575193eb5510d2b2add94193a5e136fd96af90580de0625646aaeb9f85d40ae53f41d7011027fc2fe3eefe8bcffdaf53a5c2d8ffcb6
+DIST patch-4.4.71.xz 1166732 SHA256 355e7d918f31940b54c099fe52c05a02a1c2a97afb82a44c055a165d6d55272b SHA512 d806da9f497a506071ab98ff6b2220c4e4079d405b459677819596602695dc7fa77fca774afa6969f8274fe0ac78c2e3cfdac716262a4f8eca5d95c6f340c6dc WHIRLPOOL 204e86ce123e8331cdc4433ec0e69bdfe35fbbd9d1b9fbfef951e2aaf4e88d8b50e82bc62bb711b0413dd81a8fd2a8aa379def73fc237fda770eb05ad1b6a0e5
 DIST patch-4.8.17.xz 320288 SHA256 1e4be6f6a8eab3edcd0899db382fe1a9330320c603a9ad2c32ebb1dc6f53b3db SHA512 df239d990077cdf697fd487b4b8abb97fe442ac9fac4ed2e90c626560fc15058363310cf40580fd000d4ad55198486594a608544ce9c2bcaf03704415aa45441 WHIRLPOOL 401c8ee9f41b78b355ab76f1f0ed25b53855f641e0c27c07461e82af4e322fe958f73ef3cce6d074de2a6be550c8c8615a0a53187f3f9d17c8bd8b928d3a6051
+DIST patch-4.9.31.xz 667816 SHA256 c6ee18e4b2d1d0d88b92d00f0d6583d1927a2e8b7b954b342d98c347aa15fa63 SHA512 387f667ddcd93b51d7fd4ed55db22ad07fa27faaa2005d2a1dbba704b31f236eff22d9c7a48b89b2cf91ae22cb9b366170a33035eee4b3f42ece3b4f2e7fe4c1 WHIRLPOOL a3319d96d33ff04371779084af978c3130dfc266c0cb4f8a669ab00f7fa12de84eeebab498f905b9789996685559ea6a061402b60ab155d0022482a789e9a01b
diff --git a/sys-kernel/mips-sources/mips-sources-4.10.17.ebuild b/sys-kernel/mips-sources/mips-sources-4.10.17.ebuild
new file mode 100644
index 000000000000..f2429a3d8dd2
--- /dev/null
+++ b/sys-kernel/mips-sources/mips-sources-4.10.17.ebuild
@@ -0,0 +1,344 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+# EAPI Version
+EAPI="5"
+
+#//------------------------------------------------------------------------------
+
+# Version Data
+GITDATE="20170314"			# Date of diff between kernel.org and lmo GIT
+GENPATCHREV="1"				# Tarball revision for patches
+
+# Directories
+S="${WORKDIR}/linux-${OKV}-${GITDATE}"
+MIPS_PATCHES="${WORKDIR}/mips-patches"
+
+# Kernel-2 Vars
+K_SECURITY_UNSUPPORTED="yes"
+K_NOUSENAME="yes"
+K_NOSETEXTRAVERSION="yes"
+K_NOUSEPR="yes"
+K_BASE_VER="4.9"
+K_FROM_GIT="yes"
+ETYPE="sources"
+
+# Inherit Eclasses
+inherit kernel-2 eutils
+detect_version
+
+# Version Data
+F_KV="${PVR}"
+BASE_KV="$(get_version_component_range 1-2).0"
+[[ "${EXTRAVERSION}" = -rc* ]] && KVE="${EXTRAVERSION}"
+
+# Portage Vars
+HOMEPAGE="http://www.linux-mips.org/ http://www.gentoo.org/"
+KEYWORDS="-* ~mips"
+IUSE="experimental ip27 ip28 ip30"
+RDEPEND=""
+DEPEND="${RDEPEND}
+	>=sys-devel/gcc-4.7.0
+	>=sys-devel/patch-2.7.4"
+
+# Specify any patches or patch familes to NOT apply here.
+# Use only the 4-digit number followed by a '*'.
+P_EXCLUDE=""
+
+# Machine Support Control Variables
+DO_IP22="test"				# If "yes", enable IP22 support		(SGI Indy, Indigo2 R4x00)
+DO_IP27="yes"				# 		   IP27 support		(SGI Origin)
+DO_IP28="test"				# 		   IP28 support		(SGI Indigo2 Impact R10000)
+DO_IP30="yes"				# 		   IP30 support		(SGI Octane)
+DO_IP32="yes"				# 		   IP32 support		(SGI O2, R5000/RM5200 Only)
+
+# Machine Stable Version Variables
+SV_IP22=""				# If set && DO_IP22 == "no", indicates last "good" IP22 version
+SV_IP27=""				# 	    DO_IP27 == "no", 			   IP27
+SV_IP28=""				# 	    DO_IP28 == "no", 			   IP28
+SV_IP30=""				# 	    DO_IP30 == "no", 			   IP30
+SV_IP32=""				# 	    DO_IP32 == "no", 			   IP32
+
+DESCRIPTION="Linux-Mips GIT sources for MIPS-based machines, dated ${GITDATE}"
+SRC_URI="${KERNEL_URI}
+	 mirror://gentoo/mipsgit-${BASE_KV}${KVE}-${GITDATE}.diff.xz
+	 mirror://gentoo/${PN}-${BASE_KV}-patches-v${GENPATCHREV}.tar.xz"
+
+UNIPATCH_STRICTORDER="yes"
+UNIPATCH_LIST="${DISTDIR}/mipsgit-${BASE_KV}${KVE}-${GITDATE}.diff.xz"
+
+#//------------------------------------------------------------------------------
+
+err_disabled_mach() {
+	# Get args
+	local m_name="${1}"
+	local m_abbr="${2}"
+	local m_use="${3}"
+	local is_test="${4}"
+
+	# Get stable version, if exists
+	local stable_ver="SV_${m_abbr}"
+	stable_ver="${!stable_ver}"
+
+	# See if this machine needs a USE passed or skip dying
+	local has_use
+	[ ! -z "${m_use}" -a "${m_use}" != "skip" ] && has_use="USE=\"${m_use}\" "
+
+	# Print error && (maybe) die
+	echo -e ""
+	if [ "${is_test}" != "test" ]; then
+		eerror "${m_name} Support has been disabled in this ebuild"
+		eerror "revision.  If you wish to merge ${m_name} sources, then"
+		eerror "run ${has_use}emerge =mips-sources-${stable_ver}"
+		[ "${m_use}" != "skip" ] && die "${m_name} Support disabled."
+	else
+		ewarn "${m_name} Support has been marked as needing testing in this"
+		ewarn "ebuild revision.  This usually means that any patches to support"
+		ewarn "${m_name} have been forward ported and maybe even compile-tested,"
+		ewarn "but not yet booted on real hardware, possibly due to a lack of access"
+		ewarn "to such hardware.  If you happen to boot this kernel and have no"
+		ewarn "problems at all, then please inform the maintainer.  Otherwise, if"
+		ewarn "experience a bug, an oops/panic, or some other oddity, then please"
+		ewarn "file a bug at bugs.gentoo.org, and assign it to the mips team."
+	fi
+
+	return 0
+}
+
+err_only_one_mach_allowed() {
+	echo -e ""
+	eerror "A patchset for a specific machine-type has already been selected."
+	eerror "No other patches for machines-types are permitted.  You will need a"
+	eerror "separate copy of the kernel sources for each different machine-type"
+	eerror "you want to build a kernel for."
+	die "Only one machine-type patchset allowed"
+}
+
+pkg_postinst() {
+	# Symlink /usr/src/linux as appropriate
+	local my_ksrc="${S##*/}"
+	for x in {ip27,ip28,ip30}; do
+		use ${x} && my_ksrc="${my_ksrc}.${x}"
+	done
+
+	if [ ! -e "${ROOT}usr/src/linux" ]; then
+		rm -f "${ROOT}usr/src/linux"
+		ln -sf "${my_ksrc}" "${ROOT}/usr/src/linux"
+	fi
+}
+
+pkg_setup() {
+	local arch_is_selected="no"
+	local m_ip m_enable m_name
+
+	# Exclusive machine patchsets
+	# These are not allowed to be mixed together, thus only one of them may be applied
+	# to a tree per merge.
+	for x in									\
+		"ip27 SGI Origin 200/2000"						\
+		"ip28 SGI Indigo2 Impact R10000"					\
+		"ip30 SGI Octane"
+	do
+		set -- ${x}		# Set positional params
+		m_ip="${1}"		# Grab the first param (HW IP for SGI)
+		shift			# Shift the positions
+		m_name="${*}"		# Get the rest (Name)
+
+		if use ${m_ip}; then
+			# Fetch the value indiciating if the machine is enabled or not
+			m_enable="DO_${m_ip/ip/IP}"
+			m_enable="${!m_enable}"
+
+			# Make sure only one of these exclusive machine patches is selected
+			[ "${arch_is_selected}" = "no" ]				\
+				&& arch_is_selected="yes"				\
+				|| err_only_one_mach_allowed
+
+			# Is the machine support disabled or marked as needing testing?
+			[ "${m_enable}" = "test" ]					\
+				&& err_disabled_mach "${m_name}" "${m_ip/ip/IP}" "${m_ip}" "test"
+			[ "${m_enable}" = "no" ]					\
+				&& err_disabled_mach "${m_name}" "${m_ip/ip/IP}" "${m_ip}"
+
+			# Show relevant information about the machine
+			show_${m_ip}_info
+		fi
+	done
+
+	# All other systems that don't have a USE flag go here
+	# These systems have base-line support included in linux-mips git, so
+	# instead of failing, if disabled, we simply warn the user
+	if [ "${arch_is_selected}" = "no" ]; then
+		[ "${DO_IP22}" = "no" ]							\
+			&& err_disabled_mach "SGI Indy/Indigo2 R4x00" "IP22" "skip"	\
+			|| show_ip22_info
+		[ "${DO_IP32}" = "no" ]							\
+			&& err_disabled_mach "SGI O2" "IP32" "skip"			\
+			|| show_ip32_info
+
+	fi
+}
+
+show_ip22_info() {
+	echo -e ""
+	einfo "IP22 systems with an R5000 processor should work with this release."
+	einfo "The R4x00 series of processors tend to be rather flaky, especially the"
+	einfo "R4600.  If you have to run an R4x00 processor, then try to use an R4400."
+	einfo ""
+	einfo "Some Notes:"
+	einfo "\t- Supported graphics card right now is Newport (XL)."
+	einfo "\t- A driver for Extreme (XZ) does not exist at present."
+	echo -e ""
+}
+
+show_ip27_info() {
+	echo -e ""
+	ewarn "Heavy disk I/O on recent kernels may randomly trigger a VM_BUG_ON_PAGE()"
+	ewarn "in move_freepages() in mm/page_alloc.c.  The exact trigger cause is"
+	ewarn "unknown at this time.  Please report any oops messages from this"
+	ewarn "bug to bugs.gentoo.org (assign to mips@gentoo.org)"
+	echo -e ""
+}
+
+show_ip28_info() {
+	echo -e ""
+	einfo "Support for the Indigo2 Impact R10000 is now in the mainline kernel.  However,"
+	einfo "due to the R10000 Speculative Execution issue that exists with this machine,"
+	einfo "nothing is guaranteed to work correctly.  Consider enabling ${HILITE}CONFIG_KALLSYMS${NORMAL}"
+	einfo "in your kernel so that if the machine Oopes, you'll be able to provide valuable"
+	einfo "feedback that can be used to trace down the crash."
+	echo -e ""
+}
+
+show_ip30_info() {
+	echo -e ""
+	eerror "Things that DON'T work:"
+	eerror "\t- Do not use CONFIG_SLUB, otherwise, you'll get errors when booting"
+	eerror "\t\040\040regarding duplicate /sys/kernel/slab/* entries in sysfs."
+	eerror "\t- Impact (MGRAS) Xorg driver no longer functions due to severe bitrot."
+	eerror "\t- Octane is limited to a maximum of 2GB of memory right now due to a"
+	eerror "\t\040\040hardware quirk in the BRIDGE PCI chip that limits BRIDGE DMA"
+	eerror "\t\040\040addresses to 31-bits when converted into physical addresses."
+	eerror "\t\040\040Patches that attempt to fix the issue are highly welcome."
+	echo -e ""
+	ewarn "Things that might work, but have problems, or are unknown:"
+	ewarn "\t- CONFIG_TRANSPARENT_HUGEPAGE should work now, but there may still be"
+	ewarn "\t\040\040intermittent issues.  Additionally, CONFIG_HUGETLBFS must also be"
+	ewarn "\t\040\040selected for hugepages to work.  If use of this feature continues"
+	ewarn "\t\040\040to trigger random Instruction Bus Errors (IBEs), then it is best to"
+	ewarn "\t\040\040disable the functionality and perform a cold reset of the machine"
+	ewarn "\t\040\040after powering it down for at least 30 seconds."
+	ewarn "\t- Serial support on the Octane uses a very basic UART driver that drives"
+	ewarn "\t\040\040the 16550A chip on the IOC3 directly.  It does not use interrupts,"
+	ewarn "\t\040\040only a polling routine on a timer, which makes it slow and CPU-"
+	ewarn "\t\040\040intensive.  The baud rate is limited to no more than 38.4kbps on"
+	ewarn "\t\040\040this driver.  Patches for getting the Altix IOC3 serial driver to"
+	ewarn "\t\040\040work (which uses DMA and supports faster baud rates) are welcome."
+	ewarn "\t- UHCI Cards are known to have issues, but should still function."
+	ewarn "\t\040\040This issue primarily manifests itself when using pl2303 USB->Serial"
+	ewarn "\t\040\040adapters."
+	ewarn "\t- MENET boards appear to have the four ethernet ports detected, however"
+	ewarn "\t\040\040the six serial ports don't appear to get picked up by the IOC3"
+	ewarn "\t\040\040UART driver.  The NIC part number is also not read correctly"
+	ewarn "\t\040\040from the four Number-In-a-Cans.  Additional testing would be"
+	ewarn "\t\040\040appreciated and patches welcome."
+	ewarn "\t- Other XIO-based devices, like various Impact addons, remain untested"
+	ewarn "\t\040\040and are not guaranteed to work.  This applies to various digital"
+	ewarn "\t\040\040video conversion boards as well."
+	echo -e ""
+	einfo "Things that DO work:"
+	einfo "\t- SMP works again, celebrate!"
+	einfo "\t- Impact (MGRAS) console only."
+	einfo "\t- VPro (Odyssey) console only (no X driver exists yet)."
+	einfo "\t- PCI Card Cages should work for many devices, except certain types like"
+	einfo "\t\040\040PCI-to-PCI bridges (USB hubs, USB flash card readers for example)."
+	einfo "\t- SCSI, RTC, basic PCI, IOC3 Ethernet, keyboard, and mouse.  Please"
+	einfo "\t\040\040report any problems with these devices."
+	echo -e ""
+}
+
+show_ip32_info() {
+	echo -e ""
+	einfo "IP32 systems function well, however there are some notes:"
+	einfo "\t- A sound driver now exists for IP32.  Celebrate!"
+	einfo "\t- Framebuffer console is limited to 4MB.  Anything greater"
+	einfo "\t\040\040specified when building the kernel will likely oops"
+	einfo "\t\040\040or panic the kernel."
+	einfo "\t- X support is limited to the generic fbdev driver.  No X"
+	einfo "\t\040\040gbefb driver exists for O2 yet.  Feel free to submit"
+	einfo "\t\040\040patches!"
+	echo -e ""
+
+	einfo "To Build 64bit kernels for SGI O2 (IP32) or SGI Indy/Indigo2 R4x00 (IP22)"
+	einfo "systems, you need to use the ${GOOD}vmlinux.32${NORMAL} make target."
+	einfo "Once done, boot the ${GOOD}vmlinux.32${NORMAL} file (NOT vmlinux)."
+}
+
+src_unpack() {
+	# Unpack the kernel sources, update to the latest rev (if needed),
+	# and apply the latest patch from linux-mips git.
+	kernel-2_src_unpack
+
+	# Unpack the mips-sources patchset to ${WORKDIR}/mips-patches-${BASE_KV}.
+	echo -e ""
+	cd "${WORKDIR}"
+	unpack "${PN}-${BASE_KV}-patches-v${GENPATCHREV}.tar.xz"
+
+	# Create a new folder called  'patch-symlinks' and create symlinks to
+	# all mips-patches in there.  If we want to exclude a patch, we'll
+	# just delete the symlink instead of the actual patch.
+	local psym="patch-symlinks"
+	mkdir "${psym}"
+	cd "${psym}"
+	for x in ../mips-patches-${BASE_KV}/*.patch; do
+		ln -s "${x}" "${x##../mips-patches-*/}"
+	done
+
+	# With symlinks created, setup the variables referencing external
+	# machine patches and if a machine USE flag is enabled, then unset
+	# its corresponding variable.
+	# See 0000_README for the patch numbers and their meanings.
+	local p_generic="51*"
+	local p_ip27="52*" p_ip28="53*" p_ip30="54*"
+	local p_xp="80*"
+	use ip27 && unset p_generic p_ip27
+	use ip28 && unset p_ip28
+	use ip30 && unset p_generic p_ip30
+	use experimental && unset p_xp
+
+	# Remove symlinks for any patches that we don't want applied.  We
+	# do this by looping through all the above variables, and deleting
+	# matching symlinks that point to the corresponding patches.
+	# The remaining symlinks will be applied to the kernel source.
+	#
+	# $P_EXCLUDE is a new var that can be set in an ebuild to exclude
+	# specific patches by wildcarding the patch number.
+	local patchlist="${p_generic} ${p_ip27} ${p_ip28} ${p_ip30} ${p_xp} ${P_EXCLUDE}"
+	for x in $patchlist;
+		do rm -f "./${x}"
+	done
+
+	# Rename the source tree to match the linux-mips git checkout date and
+	# machine type.
+	local fkv="${F_KV%-*}"
+	local v="${fkv}-${GITDATE}"
+	for x in {ip27,ip28,ip30}; do
+		use ${x} && v="${v}.${x}" && break
+	done
+	mv "${WORKDIR}/linux-${fkv/_/-}" "${WORKDIR}/linux-${v}" || die
+	S="${WORKDIR}/linux-${v}"
+
+	# Set the EXTRAVERSION to linux-VERSION-mipsgit-GITDATE
+	EXTRAVERSION="${EXTRAVERSION}-mipsgit-${GITDATE}"
+	unpack_set_extraversion
+}
+
+src_prepare() {
+	local psym="patch-symlinks"
+
+	# Now go into the kernel source and patch it.
+	cd "${S}"
+	epatch -p1 "${WORKDIR}/${psym}"/*.patch
+}
+
+#//------------------------------------------------------------------------------
diff --git a/sys-kernel/mips-sources/mips-sources-4.11.4.ebuild b/sys-kernel/mips-sources/mips-sources-4.11.4.ebuild
new file mode 100644
index 000000000000..d667b5353dff
--- /dev/null
+++ b/sys-kernel/mips-sources/mips-sources-4.11.4.ebuild
@@ -0,0 +1,344 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+# EAPI Version
+EAPI="5"
+
+#//------------------------------------------------------------------------------
+
+# Version Data
+GITDATE="20170513"			# Date of diff between kernel.org and lmo GIT
+GENPATCHREV="1"				# Tarball revision for patches
+
+# Directories
+S="${WORKDIR}/linux-${OKV}-${GITDATE}"
+MIPS_PATCHES="${WORKDIR}/mips-patches"
+
+# Kernel-2 Vars
+K_SECURITY_UNSUPPORTED="yes"
+K_NOUSENAME="yes"
+K_NOSETEXTRAVERSION="yes"
+K_NOUSEPR="yes"
+K_BASE_VER="4.10"
+K_FROM_GIT="yes"
+ETYPE="sources"
+
+# Inherit Eclasses
+inherit kernel-2 eutils
+detect_version
+
+# Version Data
+F_KV="${PVR}"
+BASE_KV="$(get_version_component_range 1-2).0"
+[[ "${EXTRAVERSION}" = -rc* ]] && KVE="${EXTRAVERSION}"
+
+# Portage Vars
+HOMEPAGE="http://www.linux-mips.org/ http://www.gentoo.org/"
+KEYWORDS="-* ~mips"
+IUSE="experimental ip27 ip28 ip30"
+RDEPEND=""
+DEPEND="${RDEPEND}
+	>=sys-devel/gcc-4.7.0
+	>=sys-devel/patch-2.7.4"
+
+# Specify any patches or patch familes to NOT apply here.
+# Use only the 4-digit number followed by a '*'.
+P_EXCLUDE=""
+
+# Machine Support Control Variables
+DO_IP22="test"				# If "yes", enable IP22 support		(SGI Indy, Indigo2 R4x00)
+DO_IP27="yes"				# 		   IP27 support		(SGI Origin)
+DO_IP28="test"				# 		   IP28 support		(SGI Indigo2 Impact R10000)
+DO_IP30="yes"				# 		   IP30 support		(SGI Octane)
+DO_IP32="yes"				# 		   IP32 support		(SGI O2, R5000/RM5200 Only)
+
+# Machine Stable Version Variables
+SV_IP22=""				# If set && DO_IP22 == "no", indicates last "good" IP22 version
+SV_IP27=""				# 	    DO_IP27 == "no", 			   IP27
+SV_IP28=""				# 	    DO_IP28 == "no", 			   IP28
+SV_IP30=""				# 	    DO_IP30 == "no", 			   IP30
+SV_IP32=""				# 	    DO_IP32 == "no", 			   IP32
+
+DESCRIPTION="Linux-Mips GIT sources for MIPS-based machines, dated ${GITDATE}"
+SRC_URI="${KERNEL_URI}
+	 mirror://gentoo/mipsgit-${BASE_KV}${KVE}-${GITDATE}.diff.xz
+	 mirror://gentoo/${PN}-${BASE_KV}-patches-v${GENPATCHREV}.tar.xz"
+
+UNIPATCH_STRICTORDER="yes"
+UNIPATCH_LIST="${DISTDIR}/mipsgit-${BASE_KV}${KVE}-${GITDATE}.diff.xz"
+
+#//------------------------------------------------------------------------------
+
+err_disabled_mach() {
+	# Get args
+	local m_name="${1}"
+	local m_abbr="${2}"
+	local m_use="${3}"
+	local is_test="${4}"
+
+	# Get stable version, if exists
+	local stable_ver="SV_${m_abbr}"
+	stable_ver="${!stable_ver}"
+
+	# See if this machine needs a USE passed or skip dying
+	local has_use
+	[ ! -z "${m_use}" -a "${m_use}" != "skip" ] && has_use="USE=\"${m_use}\" "
+
+	# Print error && (maybe) die
+	echo -e ""
+	if [ "${is_test}" != "test" ]; then
+		eerror "${m_name} Support has been disabled in this ebuild"
+		eerror "revision.  If you wish to merge ${m_name} sources, then"
+		eerror "run ${has_use}emerge =mips-sources-${stable_ver}"
+		[ "${m_use}" != "skip" ] && die "${m_name} Support disabled."
+	else
+		ewarn "${m_name} Support has been marked as needing testing in this"
+		ewarn "ebuild revision.  This usually means that any patches to support"
+		ewarn "${m_name} have been forward ported and maybe even compile-tested,"
+		ewarn "but not yet booted on real hardware, possibly due to a lack of access"
+		ewarn "to such hardware.  If you happen to boot this kernel and have no"
+		ewarn "problems at all, then please inform the maintainer.  Otherwise, if"
+		ewarn "experience a bug, an oops/panic, or some other oddity, then please"
+		ewarn "file a bug at bugs.gentoo.org, and assign it to the mips team."
+	fi
+
+	return 0
+}
+
+err_only_one_mach_allowed() {
+	echo -e ""
+	eerror "A patchset for a specific machine-type has already been selected."
+	eerror "No other patches for machines-types are permitted.  You will need a"
+	eerror "separate copy of the kernel sources for each different machine-type"
+	eerror "you want to build a kernel for."
+	die "Only one machine-type patchset allowed"
+}
+
+pkg_postinst() {
+	# Symlink /usr/src/linux as appropriate
+	local my_ksrc="${S##*/}"
+	for x in {ip27,ip28,ip30}; do
+		use ${x} && my_ksrc="${my_ksrc}.${x}"
+	done
+
+	if [ ! -e "${ROOT}usr/src/linux" ]; then
+		rm -f "${ROOT}usr/src/linux"
+		ln -sf "${my_ksrc}" "${ROOT}/usr/src/linux"
+	fi
+}
+
+pkg_setup() {
+	local arch_is_selected="no"
+	local m_ip m_enable m_name
+
+	# Exclusive machine patchsets
+	# These are not allowed to be mixed together, thus only one of them may be applied
+	# to a tree per merge.
+	for x in									\
+		"ip27 SGI Origin 200/2000"						\
+		"ip28 SGI Indigo2 Impact R10000"					\
+		"ip30 SGI Octane"
+	do
+		set -- ${x}		# Set positional params
+		m_ip="${1}"		# Grab the first param (HW IP for SGI)
+		shift			# Shift the positions
+		m_name="${*}"		# Get the rest (Name)
+
+		if use ${m_ip}; then
+			# Fetch the value indiciating if the machine is enabled or not
+			m_enable="DO_${m_ip/ip/IP}"
+			m_enable="${!m_enable}"
+
+			# Make sure only one of these exclusive machine patches is selected
+			[ "${arch_is_selected}" = "no" ]				\
+				&& arch_is_selected="yes"				\
+				|| err_only_one_mach_allowed
+
+			# Is the machine support disabled or marked as needing testing?
+			[ "${m_enable}" = "test" ]					\
+				&& err_disabled_mach "${m_name}" "${m_ip/ip/IP}" "${m_ip}" "test"
+			[ "${m_enable}" = "no" ]					\
+				&& err_disabled_mach "${m_name}" "${m_ip/ip/IP}" "${m_ip}"
+
+			# Show relevant information about the machine
+			show_${m_ip}_info
+		fi
+	done
+
+	# All other systems that don't have a USE flag go here
+	# These systems have base-line support included in linux-mips git, so
+	# instead of failing, if disabled, we simply warn the user
+	if [ "${arch_is_selected}" = "no" ]; then
+		[ "${DO_IP22}" = "no" ]							\
+			&& err_disabled_mach "SGI Indy/Indigo2 R4x00" "IP22" "skip"	\
+			|| show_ip22_info
+		[ "${DO_IP32}" = "no" ]							\
+			&& err_disabled_mach "SGI O2" "IP32" "skip"			\
+			|| show_ip32_info
+
+	fi
+}
+
+show_ip22_info() {
+	echo -e ""
+	einfo "IP22 systems with an R5000 processor should work with this release."
+	einfo "The R4x00 series of processors tend to be rather flaky, especially the"
+	einfo "R4600.  If you have to run an R4x00 processor, then try to use an R4400."
+	einfo ""
+	einfo "Some Notes:"
+	einfo "\t- Supported graphics card right now is Newport (XL)."
+	einfo "\t- A driver for Extreme (XZ) does not exist at present."
+	echo -e ""
+}
+
+show_ip27_info() {
+	echo -e ""
+	ewarn "Heavy disk I/O on recent kernels may randomly trigger a VM_BUG_ON_PAGE()"
+	ewarn "in move_freepages() in mm/page_alloc.c.  The exact trigger cause is"
+	ewarn "unknown at this time.  Please report any oops messages from this"
+	ewarn "bug to bugs.gentoo.org (assign to mips@gentoo.org)"
+	echo -e ""
+}
+
+show_ip28_info() {
+	echo -e ""
+	einfo "Support for the Indigo2 Impact R10000 is now in the mainline kernel.  However,"
+	einfo "due to the R10000 Speculative Execution issue that exists with this machine,"
+	einfo "nothing is guaranteed to work correctly.  Consider enabling ${HILITE}CONFIG_KALLSYMS${NORMAL}"
+	einfo "in your kernel so that if the machine Oopes, you'll be able to provide valuable"
+	einfo "feedback that can be used to trace down the crash."
+	echo -e ""
+}
+
+show_ip30_info() {
+	echo -e ""
+	eerror "Things that DON'T work:"
+	eerror "\t- Do not use CONFIG_SLUB, otherwise, you'll get errors when booting"
+	eerror "\t\040\040regarding duplicate /sys/kernel/slab/* entries in sysfs."
+	eerror "\t- Impact (MGRAS) Xorg driver no longer functions due to severe bitrot."
+	eerror "\t- Octane is limited to a maximum of 2GB of memory right now due to a"
+	eerror "\t\040\040hardware quirk in the BRIDGE PCI chip that limits BRIDGE DMA"
+	eerror "\t\040\040addresses to 31-bits when converted into physical addresses."
+	eerror "\t\040\040Patches that attempt to fix the issue are highly welcome."
+	echo -e ""
+	ewarn "Things that might work, but have problems, or are unknown:"
+	ewarn "\t- CONFIG_TRANSPARENT_HUGEPAGE should work now, but there may still be"
+	ewarn "\t\040\040intermittent issues.  Additionally, CONFIG_HUGETLBFS must also be"
+	ewarn "\t\040\040selected for hugepages to work.  If use of this feature continues"
+	ewarn "\t\040\040to trigger random Instruction Bus Errors (IBEs), then it is best to"
+	ewarn "\t\040\040disable the functionality and perform a cold reset of the machine"
+	ewarn "\t\040\040after powering it down for at least 30 seconds."
+	ewarn "\t- Serial support on the Octane uses a very basic UART driver that drives"
+	ewarn "\t\040\040the 16550A chip on the IOC3 directly.  It does not use interrupts,"
+	ewarn "\t\040\040only a polling routine on a timer, which makes it slow and CPU-"
+	ewarn "\t\040\040intensive.  The baud rate is limited to no more than 38.4kbps on"
+	ewarn "\t\040\040this driver.  Patches for getting the Altix IOC3 serial driver to"
+	ewarn "\t\040\040work (which uses DMA and supports faster baud rates) are welcome."
+	ewarn "\t- UHCI Cards are known to have issues, but should still function."
+	ewarn "\t\040\040This issue primarily manifests itself when using pl2303 USB->Serial"
+	ewarn "\t\040\040adapters."
+	ewarn "\t- MENET boards appear to have the four ethernet ports detected, however"
+	ewarn "\t\040\040the six serial ports don't appear to get picked up by the IOC3"
+	ewarn "\t\040\040UART driver.  The NIC part number is also not read correctly"
+	ewarn "\t\040\040from the four Number-In-a-Cans.  Additional testing would be"
+	ewarn "\t\040\040appreciated and patches welcome."
+	ewarn "\t- Other XIO-based devices, like various Impact addons, remain untested"
+	ewarn "\t\040\040and are not guaranteed to work.  This applies to various digital"
+	ewarn "\t\040\040video conversion boards as well."
+	echo -e ""
+	einfo "Things that DO work:"
+	einfo "\t- SMP works again, celebrate!"
+	einfo "\t- Impact (MGRAS) console only."
+	einfo "\t- VPro (Odyssey) console only (no X driver exists yet)."
+	einfo "\t- PCI Card Cages should work for many devices, except certain types like"
+	einfo "\t\040\040PCI-to-PCI bridges (USB hubs, USB flash card readers for example)."
+	einfo "\t- SCSI, RTC, basic PCI, IOC3 Ethernet, keyboard, and mouse.  Please"
+	einfo "\t\040\040report any problems with these devices."
+	echo -e ""
+}
+
+show_ip32_info() {
+	echo -e ""
+	einfo "IP32 systems function well, however there are some notes:"
+	einfo "\t- A sound driver now exists for IP32.  Celebrate!"
+	einfo "\t- Framebuffer console is limited to 4MB.  Anything greater"
+	einfo "\t\040\040specified when building the kernel will likely oops"
+	einfo "\t\040\040or panic the kernel."
+	einfo "\t- X support is limited to the generic fbdev driver.  No X"
+	einfo "\t\040\040gbefb driver exists for O2 yet.  Feel free to submit"
+	einfo "\t\040\040patches!"
+	echo -e ""
+
+	einfo "To Build 64bit kernels for SGI O2 (IP32) or SGI Indy/Indigo2 R4x00 (IP22)"
+	einfo "systems, you need to use the ${GOOD}vmlinux.32${NORMAL} make target."
+	einfo "Once done, boot the ${GOOD}vmlinux.32${NORMAL} file (NOT vmlinux)."
+}
+
+src_unpack() {
+	# Unpack the kernel sources, update to the latest rev (if needed),
+	# and apply the latest patch from linux-mips git.
+	kernel-2_src_unpack
+
+	# Unpack the mips-sources patchset to ${WORKDIR}/mips-patches-${BASE_KV}.
+	echo -e ""
+	cd "${WORKDIR}"
+	unpack "${PN}-${BASE_KV}-patches-v${GENPATCHREV}.tar.xz"
+
+	# Create a new folder called  'patch-symlinks' and create symlinks to
+	# all mips-patches in there.  If we want to exclude a patch, we'll
+	# just delete the symlink instead of the actual patch.
+	local psym="patch-symlinks"
+	mkdir "${psym}"
+	cd "${psym}"
+	for x in ../mips-patches-${BASE_KV}/*.patch; do
+		ln -s "${x}" "${x##../mips-patches-*/}"
+	done
+
+	# With symlinks created, setup the variables referencing external
+	# machine patches and if a machine USE flag is enabled, then unset
+	# its corresponding variable.
+	# See 0000_README for the patch numbers and their meanings.
+	local p_generic="51*"
+	local p_ip27="52*" p_ip28="53*" p_ip30="54*"
+	local p_xp="80*"
+	use ip27 && unset p_generic p_ip27
+	use ip28 && unset p_ip28
+	use ip30 && unset p_generic p_ip30
+	use experimental && unset p_xp
+
+	# Remove symlinks for any patches that we don't want applied.  We
+	# do this by looping through all the above variables, and deleting
+	# matching symlinks that point to the corresponding patches.
+	# The remaining symlinks will be applied to the kernel source.
+	#
+	# $P_EXCLUDE is a new var that can be set in an ebuild to exclude
+	# specific patches by wildcarding the patch number.
+	local patchlist="${p_generic} ${p_ip27} ${p_ip28} ${p_ip30} ${p_xp} ${P_EXCLUDE}"
+	for x in $patchlist;
+		do rm -f "./${x}"
+	done
+
+	# Rename the source tree to match the linux-mips git checkout date and
+	# machine type.
+	local fkv="${F_KV%-*}"
+	local v="${fkv}-${GITDATE}"
+	for x in {ip27,ip28,ip30}; do
+		use ${x} && v="${v}.${x}" && break
+	done
+	mv "${WORKDIR}/linux-${fkv/_/-}" "${WORKDIR}/linux-${v}" || die
+	S="${WORKDIR}/linux-${v}"
+
+	# Set the EXTRAVERSION to linux-VERSION-mipsgit-GITDATE
+	EXTRAVERSION="${EXTRAVERSION}-mipsgit-${GITDATE}"
+	unpack_set_extraversion
+}
+
+src_prepare() {
+	local psym="patch-symlinks"
+
+	# Now go into the kernel source and patch it.
+	cd "${S}"
+	epatch -p1 "${WORKDIR}/${psym}"/*.patch
+}
+
+#//------------------------------------------------------------------------------
diff --git a/sys-kernel/mips-sources/mips-sources-4.4.55.ebuild b/sys-kernel/mips-sources/mips-sources-4.4.71.ebuild
index 381b9ade9b0c..381b9ade9b0c 100644
--- a/sys-kernel/mips-sources/mips-sources-4.4.55.ebuild
+++ b/sys-kernel/mips-sources/mips-sources-4.4.71.ebuild
diff --git a/sys-kernel/mips-sources/mips-sources-4.9.31.ebuild b/sys-kernel/mips-sources/mips-sources-4.9.31.ebuild
new file mode 100644
index 000000000000..f2ec2834c264
--- /dev/null
+++ b/sys-kernel/mips-sources/mips-sources-4.9.31.ebuild
@@ -0,0 +1,344 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+# EAPI Version
+EAPI="5"
+
+#//------------------------------------------------------------------------------
+
+# Version Data
+GITDATE="20161216"			# Date of diff between kernel.org and lmo GIT
+GENPATCHREV="1"				# Tarball revision for patches
+
+# Directories
+S="${WORKDIR}/linux-${OKV}-${GITDATE}"
+MIPS_PATCHES="${WORKDIR}/mips-patches"
+
+# Kernel-2 Vars
+K_SECURITY_UNSUPPORTED="yes"
+K_NOUSENAME="yes"
+K_NOSETEXTRAVERSION="yes"
+K_NOUSEPR="yes"
+K_BASE_VER="4.8"
+K_FROM_GIT="yes"
+ETYPE="sources"
+
+# Inherit Eclasses
+inherit kernel-2 eutils
+detect_version
+
+# Version Data
+F_KV="${PVR}"
+BASE_KV="$(get_version_component_range 1-2).0"
+[[ "${EXTRAVERSION}" = -rc* ]] && KVE="${EXTRAVERSION}"
+
+# Portage Vars
+HOMEPAGE="http://www.linux-mips.org/ http://www.gentoo.org/"
+KEYWORDS="-* ~mips"
+IUSE="experimental ip27 ip28 ip30"
+RDEPEND=""
+DEPEND="${RDEPEND}
+	>=sys-devel/gcc-4.7.0
+	>=sys-devel/patch-2.7.4"
+
+# Specify any patches or patch familes to NOT apply here.
+# Use only the 4-digit number followed by a '*'.
+P_EXCLUDE=""
+
+# Machine Support Control Variables
+DO_IP22="test"				# If "yes", enable IP22 support		(SGI Indy, Indigo2 R4x00)
+DO_IP27="yes"				# 		   IP27 support		(SGI Origin)
+DO_IP28="test"				# 		   IP28 support		(SGI Indigo2 Impact R10000)
+DO_IP30="yes"				# 		   IP30 support		(SGI Octane)
+DO_IP32="yes"				# 		   IP32 support		(SGI O2, R5000/RM5200 Only)
+
+# Machine Stable Version Variables
+SV_IP22=""				# If set && DO_IP22 == "no", indicates last "good" IP22 version
+SV_IP27=""				# 	    DO_IP27 == "no", 			   IP27
+SV_IP28=""				# 	    DO_IP28 == "no", 			   IP28
+SV_IP30=""				# 	    DO_IP30 == "no", 			   IP30
+SV_IP32=""				# 	    DO_IP32 == "no", 			   IP32
+
+DESCRIPTION="Linux-Mips GIT sources for MIPS-based machines, dated ${GITDATE}"
+SRC_URI="${KERNEL_URI}
+	 mirror://gentoo/mipsgit-${BASE_KV}${KVE}-${GITDATE}.diff.xz
+	 mirror://gentoo/${PN}-${BASE_KV}-patches-v${GENPATCHREV}.tar.xz"
+
+UNIPATCH_STRICTORDER="yes"
+UNIPATCH_LIST="${DISTDIR}/mipsgit-${BASE_KV}${KVE}-${GITDATE}.diff.xz"
+
+#//------------------------------------------------------------------------------
+
+err_disabled_mach() {
+	# Get args
+	local m_name="${1}"
+	local m_abbr="${2}"
+	local m_use="${3}"
+	local is_test="${4}"
+
+	# Get stable version, if exists
+	local stable_ver="SV_${m_abbr}"
+	stable_ver="${!stable_ver}"
+
+	# See if this machine needs a USE passed or skip dying
+	local has_use
+	[ ! -z "${m_use}" -a "${m_use}" != "skip" ] && has_use="USE=\"${m_use}\" "
+
+	# Print error && (maybe) die
+	echo -e ""
+	if [ "${is_test}" != "test" ]; then
+		eerror "${m_name} Support has been disabled in this ebuild"
+		eerror "revision.  If you wish to merge ${m_name} sources, then"
+		eerror "run ${has_use}emerge =mips-sources-${stable_ver}"
+		[ "${m_use}" != "skip" ] && die "${m_name} Support disabled."
+	else
+		ewarn "${m_name} Support has been marked as needing testing in this"
+		ewarn "ebuild revision.  This usually means that any patches to support"
+		ewarn "${m_name} have been forward ported and maybe even compile-tested,"
+		ewarn "but not yet booted on real hardware, possibly due to a lack of access"
+		ewarn "to such hardware.  If you happen to boot this kernel and have no"
+		ewarn "problems at all, then please inform the maintainer.  Otherwise, if"
+		ewarn "experience a bug, an oops/panic, or some other oddity, then please"
+		ewarn "file a bug at bugs.gentoo.org, and assign it to the mips team."
+	fi
+
+	return 0
+}
+
+err_only_one_mach_allowed() {
+	echo -e ""
+	eerror "A patchset for a specific machine-type has already been selected."
+	eerror "No other patches for machines-types are permitted.  You will need a"
+	eerror "separate copy of the kernel sources for each different machine-type"
+	eerror "you want to build a kernel for."
+	die "Only one machine-type patchset allowed"
+}
+
+pkg_postinst() {
+	# Symlink /usr/src/linux as appropriate
+	local my_ksrc="${S##*/}"
+	for x in {ip27,ip28,ip30}; do
+		use ${x} && my_ksrc="${my_ksrc}.${x}"
+	done
+
+	if [ ! -e "${ROOT}usr/src/linux" ]; then
+		rm -f "${ROOT}usr/src/linux"
+		ln -sf "${my_ksrc}" "${ROOT}/usr/src/linux"
+	fi
+}
+
+pkg_setup() {
+	local arch_is_selected="no"
+	local m_ip m_enable m_name
+
+	# Exclusive machine patchsets
+	# These are not allowed to be mixed together, thus only one of them may be applied
+	# to a tree per merge.
+	for x in									\
+		"ip27 SGI Origin 200/2000"						\
+		"ip28 SGI Indigo2 Impact R10000"					\
+		"ip30 SGI Octane"
+	do
+		set -- ${x}		# Set positional params
+		m_ip="${1}"		# Grab the first param (HW IP for SGI)
+		shift			# Shift the positions
+		m_name="${*}"		# Get the rest (Name)
+
+		if use ${m_ip}; then
+			# Fetch the value indiciating if the machine is enabled or not
+			m_enable="DO_${m_ip/ip/IP}"
+			m_enable="${!m_enable}"
+
+			# Make sure only one of these exclusive machine patches is selected
+			[ "${arch_is_selected}" = "no" ]				\
+				&& arch_is_selected="yes"				\
+				|| err_only_one_mach_allowed
+
+			# Is the machine support disabled or marked as needing testing?
+			[ "${m_enable}" = "test" ]					\
+				&& err_disabled_mach "${m_name}" "${m_ip/ip/IP}" "${m_ip}" "test"
+			[ "${m_enable}" = "no" ]					\
+				&& err_disabled_mach "${m_name}" "${m_ip/ip/IP}" "${m_ip}"
+
+			# Show relevant information about the machine
+			show_${m_ip}_info
+		fi
+	done
+
+	# All other systems that don't have a USE flag go here
+	# These systems have base-line support included in linux-mips git, so
+	# instead of failing, if disabled, we simply warn the user
+	if [ "${arch_is_selected}" = "no" ]; then
+		[ "${DO_IP22}" = "no" ]							\
+			&& err_disabled_mach "SGI Indy/Indigo2 R4x00" "IP22" "skip"	\
+			|| show_ip22_info
+		[ "${DO_IP32}" = "no" ]							\
+			&& err_disabled_mach "SGI O2" "IP32" "skip"			\
+			|| show_ip32_info
+
+	fi
+}
+
+show_ip22_info() {
+	echo -e ""
+	einfo "IP22 systems with an R5000 processor should work with this release."
+	einfo "The R4x00 series of processors tend to be rather flaky, especially the"
+	einfo "R4600.  If you have to run an R4x00 processor, then try to use an R4400."
+	einfo ""
+	einfo "Some Notes:"
+	einfo "\t- Supported graphics card right now is Newport (XL)."
+	einfo "\t- A driver for Extreme (XZ) does not exist at present."
+	echo -e ""
+}
+
+show_ip27_info() {
+	echo -e ""
+	ewarn "Heavy disk I/O on recent kernels may randomly trigger a VM_BUG_ON_PAGE()"
+	ewarn "in move_freepages() in mm/page_alloc.c.  The exact trigger cause is"
+	ewarn "unknown at this time.  Please report any oops messages from this"
+	ewarn "bug to bugs.gentoo.org (assign to mips@gentoo.org)"
+	echo -e ""
+}
+
+show_ip28_info() {
+	echo -e ""
+	einfo "Support for the Indigo2 Impact R10000 is now in the mainline kernel.  However,"
+	einfo "due to the R10000 Speculative Execution issue that exists with this machine,"
+	einfo "nothing is guaranteed to work correctly.  Consider enabling ${HILITE}CONFIG_KALLSYMS${NORMAL}"
+	einfo "in your kernel so that if the machine Oopes, you'll be able to provide valuable"
+	einfo "feedback that can be used to trace down the crash."
+	echo -e ""
+}
+
+show_ip30_info() {
+	echo -e ""
+	eerror "Things that DON'T work:"
+	eerror "\t- Do not use CONFIG_SLUB, otherwise, you'll get errors when booting"
+	eerror "\t\040\040regarding duplicate /sys/kernel/slab/* entries in sysfs."
+	eerror "\t- Impact (MGRAS) Xorg driver no longer functions due to severe bitrot."
+	eerror "\t- Octane is limited to a maximum of 2GB of memory right now due to a"
+	eerror "\t\040\040hardware quirk in the BRIDGE PCI chip that limits BRIDGE DMA"
+	eerror "\t\040\040addresses to 31-bits when converted into physical addresses."
+	eerror "\t\040\040Patches that attempt to fix the issue are highly welcome."
+	echo -e ""
+	ewarn "Things that might work, but have problems, or are unknown:"
+	ewarn "\t- CONFIG_TRANSPARENT_HUGEPAGE should work now, but there may still be"
+	ewarn "\t\040\040intermittent issues.  Additionally, CONFIG_HUGETLBFS must also be"
+	ewarn "\t\040\040selected for hugepages to work.  If use of this feature continues"
+	ewarn "\t\040\040to trigger random Instruction Bus Errors (IBEs), then it is best to"
+	ewarn "\t\040\040disable the functionality and perform a cold reset of the machine"
+	ewarn "\t\040\040after powering it down for at least 30 seconds."
+	ewarn "\t- Serial support on the Octane uses a very basic UART driver that drives"
+	ewarn "\t\040\040the 16550A chip on the IOC3 directly.  It does not use interrupts,"
+	ewarn "\t\040\040only a polling routine on a timer, which makes it slow and CPU-"
+	ewarn "\t\040\040intensive.  The baud rate is limited to no more than 38.4kbps on"
+	ewarn "\t\040\040this driver.  Patches for getting the Altix IOC3 serial driver to"
+	ewarn "\t\040\040work (which uses DMA and supports faster baud rates) are welcome."
+	ewarn "\t- UHCI Cards are known to have issues, but should still function."
+	ewarn "\t\040\040This issue primarily manifests itself when using pl2303 USB->Serial"
+	ewarn "\t\040\040adapters."
+	ewarn "\t- MENET boards appear to have the four ethernet ports detected, however"
+	ewarn "\t\040\040the six serial ports don't appear to get picked up by the IOC3"
+	ewarn "\t\040\040UART driver.  The NIC part number is also not read correctly"
+	ewarn "\t\040\040from the four Number-In-a-Cans.  Additional testing would be"
+	ewarn "\t\040\040appreciated and patches welcome."
+	ewarn "\t- Other XIO-based devices, like various Impact addons, remain untested"
+	ewarn "\t\040\040and are not guaranteed to work.  This applies to various digital"
+	ewarn "\t\040\040video conversion boards as well."
+	echo -e ""
+	einfo "Things that DO work:"
+	einfo "\t- SMP works again, celebrate!"
+	einfo "\t- Impact (MGRAS) console only."
+	einfo "\t- VPro (Odyssey) console only (no X driver exists yet)."
+	einfo "\t- PCI Card Cages should work for many devices, except certain types like"
+	einfo "\t\040\040PCI-to-PCI bridges (USB hubs, USB flash card readers for example)."
+	einfo "\t- SCSI, RTC, basic PCI, IOC3 Ethernet, keyboard, and mouse.  Please"
+	einfo "\t\040\040report any problems with these devices."
+	echo -e ""
+}
+
+show_ip32_info() {
+	echo -e ""
+	einfo "IP32 systems function well, however there are some notes:"
+	einfo "\t- A sound driver now exists for IP32.  Celebrate!"
+	einfo "\t- Framebuffer console is limited to 4MB.  Anything greater"
+	einfo "\t\040\040specified when building the kernel will likely oops"
+	einfo "\t\040\040or panic the kernel."
+	einfo "\t- X support is limited to the generic fbdev driver.  No X"
+	einfo "\t\040\040gbefb driver exists for O2 yet.  Feel free to submit"
+	einfo "\t\040\040patches!"
+	echo -e ""
+
+	einfo "To Build 64bit kernels for SGI O2 (IP32) or SGI Indy/Indigo2 R4x00 (IP22)"
+	einfo "systems, you need to use the ${GOOD}vmlinux.32${NORMAL} make target."
+	einfo "Once done, boot the ${GOOD}vmlinux.32${NORMAL} file (NOT vmlinux)."
+}
+
+src_unpack() {
+	# Unpack the kernel sources, update to the latest rev (if needed),
+	# and apply the latest patch from linux-mips git.
+	kernel-2_src_unpack
+
+	# Unpack the mips-sources patchset to ${WORKDIR}/mips-patches-${BASE_KV}.
+	echo -e ""
+	cd "${WORKDIR}"
+	unpack "${PN}-${BASE_KV}-patches-v${GENPATCHREV}.tar.xz"
+
+	# Create a new folder called  'patch-symlinks' and create symlinks to
+	# all mips-patches in there.  If we want to exclude a patch, we'll
+	# just delete the symlink instead of the actual patch.
+	local psym="patch-symlinks"
+	mkdir "${psym}"
+	cd "${psym}"
+	for x in ../mips-patches-${BASE_KV}/*.patch; do
+		ln -s "${x}" "${x##../mips-patches-*/}"
+	done
+
+	# With symlinks created, setup the variables referencing external
+	# machine patches and if a machine USE flag is enabled, then unset
+	# its corresponding variable.
+	# See 0000_README for the patch numbers and their meanings.
+	local p_generic="51*"
+	local p_ip27="52*" p_ip28="53*" p_ip30="54*"
+	local p_xp="80*"
+	use ip27 && unset p_generic p_ip27
+	use ip28 && unset p_ip28
+	use ip30 && unset p_generic p_ip30
+	use experimental && unset p_xp
+
+	# Remove symlinks for any patches that we don't want applied.  We
+	# do this by looping through all the above variables, and deleting
+	# matching symlinks that point to the corresponding patches.
+	# The remaining symlinks will be applied to the kernel source.
+	#
+	# $P_EXCLUDE is a new var that can be set in an ebuild to exclude
+	# specific patches by wildcarding the patch number.
+	local patchlist="${p_generic} ${p_ip27} ${p_ip28} ${p_ip30} ${p_xp} ${P_EXCLUDE}"
+	for x in $patchlist;
+		do rm -f "./${x}"
+	done
+
+	# Rename the source tree to match the linux-mips git checkout date and
+	# machine type.
+	local fkv="${F_KV%-*}"
+	local v="${fkv}-${GITDATE}"
+	for x in {ip27,ip28,ip30}; do
+		use ${x} && v="${v}.${x}" && break
+	done
+	mv "${WORKDIR}/linux-${fkv/_/-}" "${WORKDIR}/linux-${v}" || die
+	S="${WORKDIR}/linux-${v}"
+
+	# Set the EXTRAVERSION to linux-VERSION-mipsgit-GITDATE
+	EXTRAVERSION="${EXTRAVERSION}-mipsgit-${GITDATE}"
+	unpack_set_extraversion
+}
+
+src_prepare() {
+	local psym="patch-symlinks"
+
+	# Now go into the kernel source and patch it.
+	cd "${S}"
+	epatch "${WORKDIR}/${psym}"/*.patch
+}
+
+#//------------------------------------------------------------------------------