diff --git a/target/linux/uml-2.6/config b/target/linux/uml-2.6/config
index 814bd0458..4086e634b 100644
--- a/target/linux/uml-2.6/config
+++ b/target/linux/uml-2.6/config
@@ -83,6 +83,7 @@ CONFIG_CRC32=y
 CONFIG_CRC_CCITT=m
 CONFIG_CRYPTO=y
 CONFIG_CRYPTO_AES=m
+# CONFIG_CRYPTO_AES_586 is not set
 # CONFIG_CRYPTO_AES_X86_64 is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ANUBIS=m
@@ -112,6 +113,7 @@ CONFIG_CRYPTO_TEA=m
 CONFIG_CRYPTO_TEST=m
 CONFIG_CRYPTO_TGR192=m
 CONFIG_CRYPTO_TWOFISH=m
+# CONFIG_CRYPTO_TWOFISH_586 is not set
 CONFIG_CRYPTO_TWOFISH_COMMON=m
 # CONFIG_CRYPTO_TWOFISH_X86_64 is not set
 CONFIG_CRYPTO_WP512=m
@@ -172,8 +174,13 @@ CONFIG_GENERIC_HWEIGHT=y
 # CONFIG_HAMRADIO is not set
 CONFIG_HFSPLUS_FS=m
 CONFIG_HFS_FS=m
+# CONFIG_HIGHMEM is not set
 CONFIG_HOSTAUDIO=m
 CONFIG_HOSTFS=y
+# CONFIG_HOST_VMSPLIT_1G is not set
+# CONFIG_HOST_VMSPLIT_2G is not set
+CONFIG_HOST_VMSPLIT_3G=y
+# CONFIG_HOST_VMSPLIT_3G_OPT is not set
 CONFIG_HOTPLUG=y
 # CONFIG_HPFS_FS is not set
 # CONFIG_HPPFS is not set
@@ -378,13 +385,27 @@ CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_LOCKD_V4=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_LSF is not set
+# CONFIG_M386 is not set
+# CONFIG_M486 is not set
+# CONFIG_M586 is not set
+# CONFIG_M586MMX is not set
+# CONFIG_M586TSC is not set
+CONFIG_M686=y
 # CONFIG_MAC_PARTITION is not set
 CONFIG_MAGIC_SYSRQ=y
 CONFIG_MCONSOLE=y
+# CONFIG_MCRUSOE is not set
+# CONFIG_MCYRIXIII is not set
 # CONFIG_MD is not set
+# CONFIG_MEFFICEON is not set
+# CONFIG_MGEODEGX1 is not set
+# CONFIG_MGEODE_LX is not set
 CONFIG_MINIX_FS=m
 # CONFIG_MINIX_SUBPARTITION is not set
 # CONFIG_MINI_FO is not set
+# CONFIG_MK6 is not set
+# CONFIG_MK7 is not set
+# CONFIG_MK8 is not set
 # CONFIG_MMAPPER is not set
 CONFIG_MMU=y
 CONFIG_MODE_SKAS=y
@@ -393,8 +414,16 @@ CONFIG_MODULES=y
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
+# CONFIG_MPENTIUM4 is not set
+# CONFIG_MPENTIUMII is not set
+# CONFIG_MPENTIUMIII is not set
+# CONFIG_MPENTIUMM is not set
 CONFIG_MSDOS_FS=m
 CONFIG_MSDOS_PARTITION=y
+# CONFIG_MVIAC3_2 is not set
+# CONFIG_MWINCHIP2 is not set
+# CONFIG_MWINCHIP3D is not set
+# CONFIG_MWINCHIPC6 is not set
 # CONFIG_NCP_FS is not set
 CONFIG_NEST_LEVEL=0
 CONFIG_NET=y
@@ -587,6 +616,7 @@ CONFIG_RPCSEC_GSS_KRB5=m
 # CONFIG_RPCSEC_GSS_SPKM3 is not set
 CONFIG_RT_MUTEXES=y
 CONFIG_RWSEM_GENERIC_SPINLOCK=y
+CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 # CONFIG_SECURITY is not set
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_SEMAPHORE_SLEEPERS=y
@@ -690,6 +720,20 @@ CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 CONFIG_WIRELESS_EXT=y
 # CONFIG_X25 is not set
+CONFIG_X86_BSWAP=y
+CONFIG_X86_CMPXCHG=y
+CONFIG_X86_CMPXCHG64=y
+CONFIG_X86_GENERIC=y
+CONFIG_X86_GOOD_APIC=y
+CONFIG_X86_INTEL_USERCOPY=y
+CONFIG_X86_INVLPG=y
+CONFIG_X86_L1_CACHE_SHIFT=7
+CONFIG_X86_POPAD_OK=y
+CONFIG_X86_PPRO_FENCE=y
+CONFIG_X86_TSC=y
+CONFIG_X86_USE_PPRO_CHECKSUM=y
+CONFIG_X86_WP_WORKS_OK=y
+CONFIG_X86_XADD=y
 CONFIG_XFRM=y
 # CONFIG_XFRM_SUB_POLICY is not set
 CONFIG_XFRM_USER=m
diff --git a/target/linux/uml-2.6/config-diff b/target/linux/uml-2.6/config-diff
index 8b9abda27..53707e406 100644
--- a/target/linux/uml-2.6/config-diff
+++ b/target/linux/uml-2.6/config-diff
@@ -12,7 +12,9 @@ CONFIG_BLK_DEV_UBD_SYNC=y
 CONFIG_CON_CHAN="xterm"
 CONFIG_CON_ZERO_CHAN="fd:0,fd:1"
 CONFIG_CRAMFS=y
+# CONFIG_CRYPTO_AES_586 is not set
 # CONFIG_CRYPTO_AES_X86_64 is not set
+# CONFIG_CRYPTO_TWOFISH_586 is not set
 # CONFIG_CRYPTO_TWOFISH_X86_64 is not set
 CONFIG_DEFAULT_AS=y
 # CONFIG_DEFAULT_DEADLINE is not set
@@ -26,8 +28,13 @@ CONFIG_EXT3_FS=y
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_FW_LOADER is not set
 # CONFIG_HAMRADIO is not set
+# CONFIG_HIGHMEM is not set
 CONFIG_HOSTAUDIO=m
 CONFIG_HOSTFS=y
+# CONFIG_HOST_VMSPLIT_1G is not set
+# CONFIG_HOST_VMSPLIT_2G is not set
+CONFIG_HOST_VMSPLIT_3G=y
+# CONFIG_HOST_VMSPLIT_3G_OPT is not set
 # CONFIG_HPPFS is not set
 # CONFIG_HW_RANDOM is not set
 # CONFIG_IFB is not set
@@ -45,12 +52,34 @@ CONFIG_LBD=y
 CONFIG_LD_SCRIPT_DYN=y
 CONFIG_LEGACY_PTYS=y
 CONFIG_LEGACY_PTY_COUNT=256
+# CONFIG_M386 is not set
+# CONFIG_M486 is not set
+# CONFIG_M586 is not set
+# CONFIG_M586MMX is not set
+# CONFIG_M586TSC is not set
+CONFIG_M686=y
 # CONFIG_MAC_PARTITION is not set
 CONFIG_MAGIC_SYSRQ=y
 CONFIG_MCONSOLE=y
+# CONFIG_MCRUSOE is not set
+# CONFIG_MCYRIXIII is not set
+# CONFIG_MEFFICEON is not set
+# CONFIG_MGEODEGX1 is not set
+# CONFIG_MGEODE_LX is not set
 # CONFIG_MINI_FO is not set
+# CONFIG_MK6 is not set
+# CONFIG_MK7 is not set
+# CONFIG_MK8 is not set
 # CONFIG_MMAPPER is not set
 CONFIG_MODE_SKAS=y
+# CONFIG_MPENTIUM4 is not set
+# CONFIG_MPENTIUMII is not set
+# CONFIG_MPENTIUMIII is not set
+# CONFIG_MPENTIUMM is not set
+# CONFIG_MVIAC3_2 is not set
+# CONFIG_MWINCHIP2 is not set
+# CONFIG_MWINCHIP3D is not set
+# CONFIG_MWINCHIPC6 is not set
 CONFIG_NEST_LEVEL=0
 # CONFIG_NET_RADIO is not set
 CONFIG_NET_SCH_CLK_GETTIMEOFDAY=y
@@ -77,6 +106,7 @@ CONFIG_QUOTACTL=y
 CONFIG_RELAY=y
 CONFIG_RESOURCES_64BIT=y
 CONFIG_RWSEM_GENERIC_SPINLOCK=y
+CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_SEMAPHORE_SLEEPERS=y
 CONFIG_SMP_BROKEN=y
 CONFIG_SOFT_WATCHDOG=m
@@ -111,6 +141,20 @@ CONFIG_UML_X86=y
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_UNWIND_INFO=y
 CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_X86_BSWAP=y
+CONFIG_X86_CMPXCHG=y
+CONFIG_X86_CMPXCHG64=y
+CONFIG_X86_GENERIC=y
+CONFIG_X86_GOOD_APIC=y
+CONFIG_X86_INTEL_USERCOPY=y
+CONFIG_X86_INVLPG=y
+CONFIG_X86_L1_CACHE_SHIFT=7
+CONFIG_X86_POPAD_OK=y
+CONFIG_X86_PPRO_FENCE=y
+CONFIG_X86_TSC=y
+CONFIG_X86_USE_PPRO_CHECKSUM=y
+CONFIG_X86_WP_WORKS_OK=y
+CONFIG_X86_XADD=y
 CONFIG_XTERM_CHAN=y
 CONFIG_ZISOFS_FS=y
 CONFIG_ZLIB_DEFLATE=m