diff --git a/package/efibootmgr/Config.in b/package/efibootmgr/Config.in
index 9e501f62bc..2c5c07f200 100644
--- a/package/efibootmgr/Config.in
+++ b/package/efibootmgr/Config.in
@@ -3,6 +3,8 @@ config BR2_PACKAGE_EFIBOOTMGR
 	depends on BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_12 # efivar
 	depends on BR2_TOOLCHAIN_USES_GLIBC # efivar
 	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_7 # efivar
+	depends on !BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS && \
+		!BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_NIOSII # efivar
 	select BR2_PACKAGE_EFIVAR
 	help
 	  A Linux user-space application to modify the Intel Extensible
@@ -16,3 +18,5 @@ comment "efibootmgr requires a glibc toolchain w/ headers >= 3.12, gcc >= 4.7"
 	depends on !BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_12 || \
 		!BR2_TOOLCHAIN_USES_GLIBC || \\
 		!BR2_TOOLCHAIN_GCC_AT_LEAST_4_7
+	depends on !BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS && \
+		!BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_NIOSII
diff --git a/package/efivar/Config.in b/package/efivar/Config.in
index 5342fa4ba3..d5951079fc 100644
--- a/package/efivar/Config.in
+++ b/package/efivar/Config.in
@@ -1,6 +1,14 @@
 config BR2_PACKAGE_EFIVAR
 	bool "efivar"
 	depends on BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_12 # linux/nvme.h
+	# linux/nvme.h has been renamed to linux/nvme_ioctl.h since 4.4,
+	# and we have a patch to handle that situation. However, some
+	# Sourcery CodeBench toolchains use 4.4 kernel headers but they
+	# don't have that header file renamed, and that is causing build
+	# failures. So, prevent this package to be built using those
+	# toolchains.
+	depends on !BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS && \
+		!BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_NIOSII
 	# doesn't build with uclibc due to lack of uchar.h
 	# doesn't build with musl due to lack of __bswap_constant_16
 	depends on BR2_TOOLCHAIN_USES_GLIBC
@@ -15,3 +23,5 @@ comment "efivar requires a glibc toolchain w/ headers >= 3.12, gcc >= 4.7"
 	depends on !BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_12 || \
 		!BR2_TOOLCHAIN_USES_GLIBC || \
 		!BR2_TOOLCHAIN_GCC_AT_LEAST_4_7
+	depends on !BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS && \
+		!BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_NIOSII