Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

Conflicts: drivers/net/wireless/rt2x00/rt2x00dev.c net/8021q/vlan_dev.c
author: David S. Miller <davem@davemloft.net> 2008-03-18 00:37:55 -0700
committer: David S. Miller <davem@davemloft.net> 2008-03-18 00:37:55 -0700
commit: 577f99c1d08cf9cbdafd4e858dd13ff04d855090 (patch)
tree: 0f726bbda9b18d311d4c95198bbd96cb7ac01db0 /arch/powerpc
parent: 26c0f03f6b77c513cb7bc37b73a06819bdbb791b (diff)
parent: 2f633928cbba8a5858bb39b11e7219a41b0fbef5 (diff)
download: op-kernel-dev-577f99c1d08cf9cbdafd4e858dd13ff04d855090.zip
op-kernel-dev-577f99c1d08cf9cbdafd4e858dd13ff04d855090.tar.gz
40 files changed, 519 insertions, 969 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 5b8d838..1189d8d 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -90,6 +90,7 @@ config PPC
 	select HAVE_IDE
 	select HAVE_OPROFILE
 	select HAVE_KPROBES
+	select HAVE_KRETPROBES
 
 config EARLY_PRINTK
 	bool
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 1c6ce35..ab5cfe8 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -155,7 +155,7 @@ all: zImage
 
 CPPFLAGS_vmlinux.lds	:= -Upowerpc
 
-BOOT_TARGETS = zImage zImage.initrd uImage treeImage.% cuImage.%
+BOOT_TARGETS = zImage zImage.initrd uImage zImage% dtbImage% treeImage.% cuImage.%
 
 PHONY += $(BOOT_TARGETS)
 
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index e3993a6..4974d9e 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -186,7 +186,7 @@ quiet_cmd_wrap	= WRAP    $@
 image-$(CONFIG_PPC_PSERIES)		+= zImage.pseries
 image-$(CONFIG_PPC_MAPLE)		+= zImage.pseries
 image-$(CONFIG_PPC_IBM_CELL_BLADE)	+= zImage.pseries
-image-$(CONFIG_PPC_PS3)			+= zImage-dtb.ps3
+image-$(CONFIG_PPC_PS3)			+= dtbImage.ps3
 image-$(CONFIG_PPC_CELLEB)		+= zImage.pseries
 image-$(CONFIG_PPC_CHRP)		+= zImage.chrp
 image-$(CONFIG_PPC_EFIKA)		+= zImage.chrp
@@ -205,7 +205,7 @@ image-$(CONFIG_DEFAULT_UIMAGE)		+= uImage
 #
 
 # Board ports in arch/powerpc/platform/40x/Kconfig
-image-$(CONFIG_EP405)			+= zImage-dtb.ep405
+image-$(CONFIG_EP405)			+= dtbImage.ep405
 image-$(CONFIG_WALNUT)			+= treeImage.walnut
 
 # Board ports in arch/powerpc/platform/44x/Kconfig
@@ -220,9 +220,9 @@ image-$(CONFIG_WARP)			+= cuImage.warp
 # Board ports in arch/powerpc/platform/8xx/Kconfig
 image-$(CONFIG_PPC_MPC86XADS)		+= cuImage.mpc866ads
 image-$(CONFIG_PPC_MPC885ADS)		+= cuImage.mpc885ads
-image-$(CONFIG_PPC_EP88XC)		+= zImage-dtb.ep88xc
+image-$(CONFIG_PPC_EP88XC)		+= dtbImage.ep88xc
 image-$(CONFIG_PPC_ADDER875)		+= cuImage.adder875-uboot \
-					   zImage-dtb.adder875-redboot
+					   dtbImage.adder875-redboot
 
 # Board ports in arch/powerpc/platform/52xx/Kconfig
 image-$(CONFIG_PPC_LITE5200)		+= cuImage.lite5200 cuImage.lite5200b
@@ -230,7 +230,7 @@ image-$(CONFIG_PPC_LITE5200)		+= cuImage.lite5200 cuImage.lite5200b
 # Board ports in arch/powerpc/platform/82xx/Kconfig
 image-$(CONFIG_MPC8272_ADS)		+= cuImage.mpc8272ads
 image-$(CONFIG_PQ2FADS)			+= cuImage.pq2fads
-image-$(CONFIG_EP8248E)			+= zImage-dtb.ep8248e
+image-$(CONFIG_EP8248E)			+= dtbImage.ep8248e
 
 # Board ports in arch/powerpc/platform/83xx/Kconfig
 image-$(CONFIG_MPC832x_MDS)		+= cuImage.mpc832x_mds
@@ -268,7 +268,8 @@ endif
 
 initrd-  := $(patsubst zImage%, zImage.initrd%, $(image-n) $(image-))
 initrd-y := $(patsubst zImage%, zImage.initrd%, \
-		$(patsubst treeImage%, treeImage.initrd%, $(image-y)))
+		$(patsubst dtbImage%, dtbImage.initrd%, \
+		$(patsubst treeImage%, treeImage.initrd%, $(image-y))))
 initrd-y := $(filter-out $(image-y), $(initrd-y))
 targets	+= $(image-y) $(initrd-y)
 
@@ -283,10 +284,11 @@ $(obj)/zImage.initrd.%: vmlinux $(wrapperbits)
 $(obj)/zImage.%: vmlinux $(wrapperbits)
 	$(call if_changed,wrap,$*)
 
-$(obj)/zImage-dtb.initrd.%: vmlinux $(wrapperbits) $(dtstree)/%.dts
+# dtbImage% - a dtbImage is a zImage with an embedded device tree blob
+$(obj)/dtbImage.initrd.%: vmlinux $(wrapperbits) $(dtstree)/%.dts
 	$(call if_changed,wrap,$*,$(dtstree)/$*.dts,,$(obj)/ramdisk.image.gz)
 
-$(obj)/zImage-dtb.%: vmlinux $(wrapperbits) $(dtstree)/%.dts
+$(obj)/dtbImage.%: vmlinux $(wrapperbits) $(dtstree)/%.dts
 	$(call if_changed,wrap,$*,$(dtstree)/$*.dts)
 
 # This cannot be in the root of $(src) as the zImage rule always adds a $(obj)
diff --git a/arch/powerpc/boot/cuboot-bamboo.c b/arch/powerpc/boot/cuboot-bamboo.c
index 900c7ff..b5c30f76 100644
--- a/arch/powerpc/boot/cuboot-bamboo.c
+++ b/arch/powerpc/boot/cuboot-bamboo.c
@@ -17,6 +17,7 @@
 #include "44x.h"
 #include "cuboot.h"
 
+#define TARGET_4xx
 #define TARGET_44x
 #include "ppcboot.h"
 
diff --git a/arch/powerpc/boot/cuboot-ebony.c b/arch/powerpc/boot/cuboot-ebony.c
index c5f37ce..56564ba 100644
--- a/arch/powerpc/boot/cuboot-ebony.c
+++ b/arch/powerpc/boot/cuboot-ebony.c
@@ -17,6 +17,7 @@
 #include "44x.h"
 #include "cuboot.h"
 
+#define TARGET_4xx
 #define TARGET_44x
 #include "ppcboot.h"
 
diff --git a/arch/powerpc/boot/cuboot-katmai.c b/arch/powerpc/boot/cuboot-katmai.c
index c021167..5434d70 100644
--- a/arch/powerpc/boot/cuboot-katmai.c
+++ b/arch/powerpc/boot/cuboot-katmai.c
@@ -22,6 +22,7 @@
 #include "44x.h"
 #include "cuboot.h"
 
+#define TARGET_4xx
 #define TARGET_44x
 #include "ppcboot.h"
 
diff --git a/arch/powerpc/boot/cuboot-taishan.c b/arch/powerpc/boot/cuboot-taishan.c
index f66455a..b55b804 100644
--- a/arch/powerpc/boot/cuboot-taishan.c
+++ b/arch/powerpc/boot/cuboot-taishan.c
@@ -21,7 +21,9 @@
 #include "dcr.h"
 #include "4xx.h"
 
+#define TARGET_4xx
 #define TARGET_44x
+#define TARGET_440GX
 #include "ppcboot.h"
 
 static bd_t bd;
diff --git a/arch/powerpc/boot/cuboot-warp.c b/arch/powerpc/boot/cuboot-warp.c
index bdedebe..3db93e8 100644
--- a/arch/powerpc/boot/cuboot-warp.c
+++ b/arch/powerpc/boot/cuboot-warp.c
@@ -11,6 +11,7 @@
 #include "4xx.h"
 #include "cuboot.h"
 
+#define TARGET_4xx
 #define TARGET_44x
 #include "ppcboot.h"
 
diff --git a/arch/powerpc/boot/dts/haleakala.dts b/arch/powerpc/boot/dts/haleakala.dts
index 5dd3d15..ae68fef 100644
--- a/arch/powerpc/boot/dts/haleakala.dts
+++ b/arch/powerpc/boot/dts/haleakala.dts
@@ -235,7 +235,7 @@
 			#interrupt-cells = <1>;
 			#size-cells = <2>;
 			#address-cells = <3>;
-			compatible = "ibm,plb-pciex-405exr", "ibm,plb-pciex";
+			compatible = "ibm,plb-pciex-405ex", "ibm,plb-pciex";
 			primary;
 			port = <0>; /* port number */
 			reg = <a0000000 20000000	/* Config space access */
diff --git a/arch/powerpc/boot/dts/katmai.dts b/arch/powerpc/boot/dts/katmai.dts
index bc32ac7..fc86e5a 100644
--- a/arch/powerpc/boot/dts/katmai.dts
+++ b/arch/powerpc/boot/dts/katmai.dts
@@ -38,8 +38,8 @@
 			timebase-frequency = <0>; /* Filled in by zImage */
 			i-cache-line-size = <20>;
 			d-cache-line-size = <20>;
-			i-cache-size = <20000>;
-			d-cache-size = <20000>;
+			i-cache-size = <8000>;
+			d-cache-size = <8000>;
 			dcr-controller;
 			dcr-access-method = "native";
 		};
@@ -136,11 +136,11 @@
 		};
 
 		POB0: opb {
-		  	compatible = "ibm,opb-440spe", "ibm,opb-440gp", "ibm,opb";
+			compatible = "ibm,opb-440spe", "ibm,opb-440gp", "ibm,opb";
 			#address-cells = <1>;
 			#size-cells = <1>;
-		  	ranges = <00000000 4 e0000000 20000000>;
-		  	clock-frequency = <0>; /* Filled in by zImage */
+			ranges = <00000000 4 e0000000 20000000>;
+			clock-frequency = <0>; /* Filled in by zImage */
 
 			EBC0: ebc {
 				compatible = "ibm,ebc-440spe", "ibm,ebc-440gp", "ibm,ebc";
@@ -153,38 +153,38 @@
 			};
 
 			UART0: serial@10000200 {
-		   		device_type = "serial";
-		   		compatible = "ns16550";
-		   		reg = <10000200 8>;
+				device_type = "serial";
+				compatible = "ns16550";
+				reg = <10000200 8>;
 				virtual-reg = <a0000200>;
-		   		clock-frequency = <0>; /* Filled in by zImage */
-		   		current-speed = <1c200>;
-		   		interrupt-parent = <&UIC0>;
-		   		interrupts = <0 4>;
-	   		};
+				clock-frequency = <0>; /* Filled in by zImage */
+				current-speed = <1c200>;
+				interrupt-parent = <&UIC0>;
+				interrupts = <0 4>;
+			};
 
 			UART1: serial@10000300 {
-		   		device_type = "serial";
-		   		compatible = "ns16550";
-		   		reg = <10000300 8>;
+				device_type = "serial";
+				compatible = "ns16550";
+				reg = <10000300 8>;
 				virtual-reg = <a0000300>;
-		   		clock-frequency = <0>;
-		   		current-speed = <0>;
-		   		interrupt-parent = <&UIC0>;
-		   		interrupts = <1 4>;
-	   		};
+				clock-frequency = <0>;
+				current-speed = <0>;
+				interrupt-parent = <&UIC0>;
+				interrupts = <1 4>;
+			};
 
 
 			UART2: serial@10000600 {
-		   		device_type = "serial";
-		   		compatible = "ns16550";
-		   		reg = <10000600 8>;
+				device_type = "serial";
+				compatible = "ns16550";
+				reg = <10000600 8>;
 				virtual-reg = <a0000600>;
-		   		clock-frequency = <0>;
-		   		current-speed = <0>;
-		   		interrupt-parent = <&UIC1>;
-		   		interrupts = <5 4>;
-	   		};
+				clock-frequency = <0>;
+				current-speed = <0>;
+				interrupt-parent = <&UIC1>;
+				interrupts = <5 4>;
+			};
 
 			IIC0: i2c@10000400 {
 				compatible = "ibm,iic-440spe", "ibm,iic-440gp", "ibm,iic";
diff --git a/arch/powerpc/boot/dts/mpc8377_mds.dts b/arch/powerpc/boot/dts/mpc8377_mds.dts
index a3637ff..49c05e9 100644
--- a/arch/powerpc/boot/dts/mpc8377_mds.dts
+++ b/arch/powerpc/boot/dts/mpc8377_mds.dts
@@ -47,6 +47,72 @@
 		reg = <0x00000000 0x20000000>;	// 512MB at 0
 	};
 
+	localbus@e0005000 {
+		#address-cells = <2>;
+		#size-cells = <1>;
+		compatible = "fsl,mpc8377-elbc", "fsl,elbc", "simple-bus";
+		reg = <0xe0005000 0x1000>;
+		interrupts = <77 0x8>;
+		interrupt-parent = <&ipic>;
+
+		// booting from NOR flash
+		ranges = <0 0x0 0xfe000000 0x02000000
+		          1 0x0 0xf8000000 0x00008000
+		          3 0x0 0xe0600000 0x00008000>;
+
+		flash@0,0 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "cfi-flash";
+			reg = <0 0x0 0x2000000>;
+			bank-width = <2>;
+			device-width = <1>;
+
+			u-boot@0 {
+				reg = <0x0 0x100000>;
+				read-only;
+			};
+
+			fs@100000 {
+				reg = <0x100000 0x800000>;
+			};
+
+			kernel@1d00000 {
+				reg = <0x1d00000 0x200000>;
+			};
+
+			dtb@1f00000 {
+				reg = <0x1f00000 0x100000>;
+			};
+		};
+
+		bcsr@1,0 {
+			reg = <1 0x0 0x8000>;
+			compatible = "fsl,mpc837xmds-bcsr";
+		};
+
+		nand@3,0 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "fsl,mpc8377-fcm-nand",
+			             "fsl,elbc-fcm-nand";
+			reg = <3 0x0 0x8000>;
+
+			u-boot@0 {
+				reg = <0x0 0x100000>;
+				read-only;
+			};
+
+			kernel@100000 {
+				reg = <0x100000 0x300000>;
+			};
+
+			fs@400000 {
+				reg = <0x400000 0x1c00000>;
+			};
+		};
+	};
+
 	soc@e0000000 {
 		#address-cells = <1>;
 		#size-cells = <1>;
@@ -91,7 +157,6 @@
 			mode = "cpu";
 		};
 
-		/* phy type (ULPI, UTMI, UTMI_WIDE, SERIAL) */
 		usb@23000 {
 			compatible = "fsl-usb2-dr";
 			reg = <0x23000 0x1000>;
@@ -99,7 +164,8 @@
 			#size-cells = <0>;
 			interrupt-parent = <&ipic>;
 			interrupts = <38 0x8>;
-			phy_type = "utmi_wide";
+			dr_mode = "host";
+			phy_type = "ulpi";
 		};
 
 		mdio@24520 {
diff --git a/arch/powerpc/boot/dts/mpc8378_mds.dts b/arch/powerpc/boot/dts/mpc8378_mds.dts
index 533e9b0..1d6ea08 100644
--- a/arch/powerpc/boot/dts/mpc8378_mds.dts
+++ b/arch/powerpc/boot/dts/mpc8378_mds.dts
@@ -47,6 +47,72 @@
 		reg = <0x00000000 0x20000000>;	// 512MB at 0
 	};
 
+	localbus@e0005000 {
+		#address-cells = <2>;
+		#size-cells = <1>;
+		compatible = "fsl,mpc8378-elbc", "fsl,elbc", "simple-bus";
+		reg = <0xe0005000 0x1000>;
+		interrupts = <77 0x8>;
+		interrupt-parent = <&ipic>;
+
+		// booting from NOR flash
+		ranges = <0 0x0 0xfe000000 0x02000000
+		          1 0x0 0xf8000000 0x00008000
+		          3 0x0 0xe0600000 0x00008000>;
+
+		flash@0,0 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "cfi-flash";
+			reg = <0 0x0 0x2000000>;
+			bank-width = <2>;
+			device-width = <1>;
+
+			u-boot@0 {
+				reg = <0x0 0x100000>;
+				read-only;
+			};
+
+			fs@100000 {
+				reg = <0x100000 0x800000>;
+			};
+
+			kernel@1d00000 {
+				reg = <0x1d00000 0x200000>;
+			};
+
+			dtb@1f00000 {
+				reg = <0x1f00000 0x100000>;
+			};
+		};
+
+		bcsr@1,0 {
+			reg = <1 0x0 0x8000>;
+			compatible = "fsl,mpc837xmds-bcsr";
+		};
+
+		nand@3,0 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "fsl,mpc8378-fcm-nand",
+			             "fsl,elbc-fcm-nand";
+			reg = <3 0x0 0x8000>;
+
+			u-boot@0 {
+				reg = <0x0 0x100000>;
+				read-only;
+			};
+
+			kernel@100000 {
+				reg = <0x100000 0x300000>;
+			};
+
+			fs@400000 {
+				reg = <0x400000 0x1c00000>;
+			};
+		};
+	};
+
 	soc@e0000000 {
 		#address-cells = <1>;
 		#size-cells = <1>;
@@ -91,7 +157,6 @@
 			mode = "cpu";
 		};
 
-		/* phy type (ULPI, UTMI, UTMI_WIDE, SERIAL) */
 		usb@23000 {
 			compatible = "fsl-usb2-dr";
 			reg = <0x23000 0x1000>;
@@ -99,7 +164,8 @@
 			#size-cells = <0>;
 			interrupt-parent = <&ipic>;
 			interrupts = <38 0x8>;
-			phy_type = "utmi_wide";
+			dr_mode = "host";
+			phy_type = "ulpi";
 		};
 
 		mdio@24520 {
diff --git a/arch/powerpc/boot/dts/mpc8379_mds.dts b/arch/powerpc/boot/dts/mpc8379_mds.dts
index c270685..fdb4a92 100644
--- a/arch/powerpc/boot/dts/mpc8379_mds.dts
+++ b/arch/powerpc/boot/dts/mpc8379_mds.dts
@@ -47,6 +47,72 @@
 		reg = <0x00000000 0x20000000>;	// 512MB at 0
 	};
 
+	localbus@e0005000 {
+		#address-cells = <2>;
+		#size-cells = <1>;
+		compatible = "fsl,mpc8379-elbc", "fsl,elbc", "simple-bus";
+		reg = <0xe0005000 0x1000>;
+		interrupts = <77 0x8>;
+		interrupt-parent = <&ipic>;
+
+		// booting from NOR flash
+		ranges = <0 0x0 0xfe000000 0x02000000
+		          1 0x0 0xf8000000 0x00008000
+		          3 0x0 0xe0600000 0x00008000>;
+
+		flash@0,0 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "cfi-flash";
+			reg = <0 0x0 0x2000000>;
+			bank-width = <2>;
+			device-width = <1>;
+
+			u-boot@0 {
+				reg = <0x0 0x100000>;
+				read-only;
+			};
+
+			fs@100000 {
+				reg = <0x100000 0x800000>;
+			};
+
+			kernel@1d00000 {
+				reg = <0x1d00000 0x200000>;
+			};
+
+			dtb@1f00000 {
+				reg = <0x1f00000 0x100000>;
+			};
+		};
+
+		bcsr@1,0 {
+			reg = <1 0x0 0x8000>;
+			compatible = "fsl,mpc837xmds-bcsr";
+		};
+
+		nand@3,0 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "fsl,mpc8379-fcm-nand",
+			             "fsl,elbc-fcm-nand";
+			reg = <3 0x0 0x8000>;
+
+			u-boot@0 {
+				reg = <0x0 0x100000>;
+				read-only;
+			};
+
+			kernel@100000 {
+				reg = <0x100000 0x300000>;
+			};
+
+			fs@400000 {
+				reg = <0x400000 0x1c00000>;
+			};
+		};
+	};
+
 	soc@e0000000 {
 		#address-cells = <1>;
 		#size-cells = <1>;
@@ -91,7 +157,6 @@
 			mode = "cpu";
 		};
 
-		/* phy type (ULPI, UTMI, UTMI_WIDE, SERIAL) */
 		usb@23000 {
 			compatible = "fsl-usb2-dr";
 			reg = <0x23000 0x1000>;
@@ -99,7 +164,8 @@
 			#size-cells = <0>;
 			interrupt-parent = <&ipic>;
 			interrupts = <38 0x8>;
-			phy_type = "utmi_wide";
+			dr_mode = "host";
+			phy_type = "ulpi";
 		};
 
 		mdio@24520 {
diff --git a/arch/powerpc/boot/dts/sbc8548.dts b/arch/powerpc/boot/dts/sbc8548.dts
index 14be38a..b86e65d 100644
--- a/arch/powerpc/boot/dts/sbc8548.dts
+++ b/arch/powerpc/boot/dts/sbc8548.dts
@@ -184,11 +184,17 @@
 		cell-index = <0>;
 		interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
 		interrupt-map = <
-			/* IDSEL 0x01 (PCI-X slot) */
-			0x0800 0x0 0x0 0x1 &mpic 0x0 0x1
-			0x0800 0x0 0x0 0x2 &mpic 0x1 0x1
-			0x0800 0x0 0x0 0x3 &mpic 0x2 0x1
-			0x0800 0x0 0x0 0x4 &mpic 0x3 0x1>;
+			/* IDSEL 0x01 (PCI-X slot) @66MHz */
+			0x0800 0x0 0x0 0x1 &mpic 0x2 0x1
+			0x0800 0x0 0x0 0x2 &mpic 0x3 0x1
+			0x0800 0x0 0x0 0x3 &mpic 0x4 0x1
+			0x0800 0x0 0x0 0x4 &mpic 0x1 0x1
+
+			/* IDSEL 0x11 (PCI, 3.3V 32bit) @33MHz */
+			0x8800 0x0 0x0 0x1 &mpic 0x2 0x1
+			0x8800 0x0 0x0 0x2 &mpic 0x3 0x1
+			0x8800 0x0 0x0 0x3 &mpic 0x4 0x1
+			0x8800 0x0 0x0 0x4 &mpic 0x1 0x1>;
 
 		interrupt-parent = <&mpic>;
 		interrupts = <0x18 0x2>;
diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper
index c317815..d50e498 100755
--- a/arch/powerpc/boot/wrapper
+++ b/arch/powerpc/boot/wrapper
@@ -191,10 +191,14 @@ ps3)
     ksection=.kernel:vmlinux.bin
     isection=.kernel:initrd
     ;;
-ep88xc|ep405|redboot*|ep8248e)
+ep88xc|ep405|ep8248e)
     platformo="$object/fixed-head.o $object/$platform.o"
     binary=y
     ;;
+adder875-redboot)
+    platformo="$object/fixed-head.o $object/redboot-8xx.o"
+    binary=y
+    ;;
 esac
 
 vmz="$tmpdir/`basename \"$kernel\"`.$ext"
diff --git a/arch/powerpc/configs/adder875-uboot_defconfig b/arch/powerpc/configs/adder875-uboot_defconfig
deleted file mode 100644
index 1faf7ef..0000000
--- a/arch/powerpc/configs/adder875-uboot_defconfig
+++ /dev/null
@@ -1,798 +0,0 @@
-#
-# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.24-rc6
-# Thu Jan 17 16:17:18 2008
-#
-# CONFIG_PPC64 is not set
-
-#
-# Processor support
-#
-# CONFIG_6xx is not set
-# CONFIG_PPC_85xx is not set
-CONFIG_PPC_8xx=y
-# CONFIG_40x is not set
-# CONFIG_44x is not set
-# CONFIG_E200 is not set
-CONFIG_8xx=y
-# CONFIG_PPC_MM_SLICES is not set
-CONFIG_NOT_COHERENT_CACHE=y
-CONFIG_PPC32=y
-CONFIG_WORD_SIZE=32
-CONFIG_PPC_MERGE=y
-CONFIG_MMU=y
-CONFIG_GENERIC_CMOS_UPDATE=y
-CONFIG_GENERIC_TIME=y
-CONFIG_GENERIC_TIME_VSYSCALL=y
-CONFIG_GENERIC_CLOCKEVENTS=y
-CONFIG_GENERIC_HARDIRQS=y
-CONFIG_IRQ_PER_CPU=y
-CONFIG_RWSEM_XCHGADD_ALGORITHM=y
-CONFIG_ARCH_HAS_ILOG2_U32=y
-CONFIG_GENERIC_HWEIGHT=y
-CONFIG_GENERIC_CALIBRATE_DELAY=y
-CONFIG_GENERIC_FIND_NEXT_BIT=y
-# CONFIG_ARCH_NO_VIRT_TO_BUS is not set
-CONFIG_PPC=y
-CONFIG_EARLY_PRINTK=y
-CONFIG_GENERIC_NVRAM=y
-CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
-CONFIG_ARCH_MAY_HAVE_PC_FDC=y
-CONFIG_PPC_OF=y
-CONFIG_OF=y
-# CONFIG_PPC_UDBG_16550 is not set
-# CONFIG_GENERIC_TBSYNC is not set
-CONFIG_AUDIT_ARCH=y
-CONFIG_GENERIC_BUG=y
-# CONFIG_DEFAULT_UIMAGE is not set
-CONFIG_REDBOOT=y
-# CONFIG_PPC_DCR_NATIVE is not set
-# CONFIG_PPC_DCR_MMIO is not set
-CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
-
-#
-# General setup
-#
-CONFIG_EXPERIMENTAL=y
-CONFIG_BROKEN_ON_SMP=y
-CONFIG_INIT_ENV_ARG_LIMIT=32
-CONFIG_LOCALVERSION=""
-CONFIG_LOCALVERSION_AUTO=y
-# CONFIG_SWAP is not set
-CONFIG_SYSVIPC=y
-CONFIG_SYSVIPC_SYSCTL=y
-# CONFIG_POSIX_MQUEUE is not set
-# CONFIG_BSD_PROCESS_ACCT is not set
-# CONFIG_TASKSTATS is not set
-# CONFIG_USER_NS is not set
-# CONFIG_PID_NS is not set
-# CONFIG_AUDIT is not set
-# CONFIG_IKCONFIG is not set
-CONFIG_LOG_BUF_SHIFT=14
-# CONFIG_CGROUPS is not set
-CONFIG_FAIR_GROUP_SCHED=y
-CONFIG_FAIR_USER_SCHED=y
-# CONFIG_FAIR_CGROUP_SCHED is not set
-CONFIG_SYSFS_DEPRECATED=y
-# CONFIG_RELAY is not set
-# CONFIG_BLK_DEV_INITRD is not set
-# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
-CONFIG_SYSCTL=y
-CONFIG_EMBEDDED=y
-# CONFIG_SYSCTL_SYSCALL is not set
-CONFIG_KALLSYMS=y
-# CONFIG_KALLSYMS_ALL is not set
-# CONFIG_KALLSYMS_EXTRA_PASS is not set
-CONFIG_HOTPLUG=y
-CONFIG_PRINTK=y
-CONFIG_BUG=y
-# CONFIG_ELF_CORE is not set
-# CONFIG_BASE_FULL is not set
-# CONFIG_FUTEX is not set
-CONFIG_ANON_INODES=y
-CONFIG_EPOLL=y
-CONFIG_SIGNALFD=y
-CONFIG_EVENTFD=y
-CONFIG_SHMEM=y
-# CONFIG_VM_EVENT_COUNTERS is not set
-CONFIG_SLUB_DEBUG=y
-# CONFIG_SLAB is not set
-CONFIG_SLUB=y
-# CONFIG_SLOB is not set
-# CONFIG_TINY_SHMEM is not set
-CONFIG_BASE_SMALL=1
-# CONFIG_MODULES is not set
-CONFIG_BLOCK=y
-# CONFIG_LBD is not set
-# CONFIG_BLK_DEV_IO_TRACE is not set
-# CONFIG_LSF is not set
-# CONFIG_BLK_DEV_BSG is not set
-
-#
-# IO Schedulers
-#
-CONFIG_IOSCHED_NOOP=y
-# CONFIG_IOSCHED_AS is not set
-CONFIG_IOSCHED_DEADLINE=y
-# CONFIG_IOSCHED_CFQ is not set
-# CONFIG_DEFAULT_AS is not set
-CONFIG_DEFAULT_DEADLINE=y
-# CONFIG_DEFAULT_CFQ is not set
-# CONFIG_DEFAULT_NOOP is not set
-CONFIG_DEFAULT_IOSCHED="deadline"
-
-#
-# Platform support
-#
-# CONFIG_PPC_MPC52xx is not set
-# CONFIG_PPC_MPC5200 is not set
-# CONFIG_PPC_CELL is not set
-# CONFIG_PPC_CELL_NATIVE is not set
-CONFIG_CPM1=y
-# CONFIG_MPC8XXFADS is not set
-# CONFIG_MPC86XADS is not set
-# CONFIG_MPC885ADS is not set
-# CONFIG_PPC_EP88XC is not set
-CONFIG_PPC_ADDER875=y
-
-#
-# MPC8xx CPM Options
-#
-
-#
-# Generic MPC8xx Options
-#
-CONFIG_8xx_COPYBACK=y
-# CONFIG_8xx_CPU6 is not set
-CONFIG_8xx_CPU15=y
-CONFIG_NO_UCODE_PATCH=y
-# CONFIG_USB_SOF_UCODE_PATCH is not set
-# CONFIG_I2C_SPI_UCODE_PATCH is not set
-# CONFIG_I2C_SPI_SMC1_UCODE_PATCH is not set
-# CONFIG_PQ2ADS is not set
-# CONFIG_MPIC is not set
-# CONFIG_MPIC_WEIRD is not set
-# CONFIG_PPC_I8259 is not set
-# CONFIG_PPC_RTAS is not set
-# CONFIG_MMIO_NVRAM is not set
-# CONFIG_PPC_MPC106 is not set
-# CONFIG_PPC_970_NAP is not set
-# CONFIG_PPC_INDIRECT_IO is not set
-# CONFIG_GENERIC_IOMAP is not set
-# CONFIG_CPU_FREQ is not set
-# CONFIG_CPM2 is not set
-CONFIG_PPC_CPM_NEW_BINDING=y
-# CONFIG_FSL_ULI1575 is not set
-CONFIG_CPM=y
-
-#
-# Kernel options
-#
-# CONFIG_HIGHMEM is not set
-# CONFIG_TICK_ONESHOT is not set
-# CONFIG_NO_HZ is not set
-# CONFIG_HIGH_RES_TIMERS is not set
-CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
-# CONFIG_HZ_100 is not set
-# CONFIG_HZ_250 is not set
-# CONFIG_HZ_300 is not set
-CONFIG_HZ_1000=y
-CONFIG_HZ=1000
-CONFIG_PREEMPT_NONE=y
-# CONFIG_PREEMPT_VOLUNTARY is not set
-# CONFIG_PREEMPT is not set
-CONFIG_BINFMT_ELF=y
-# CONFIG_BINFMT_MISC is not set
-# CONFIG_MATH_EMULATION is not set
-# CONFIG_8XX_MINIMAL_FPEMU is not set
-CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
-CONFIG_ARCH_FLATMEM_ENABLE=y
-CONFIG_ARCH_POPULATES_NODE_MAP=y
-CONFIG_SELECT_MEMORY_MODEL=y
-CONFIG_FLATMEM_MANUAL=y
-# CONFIG_DISCONTIGMEM_MANUAL is not set
-# CONFIG_SPARSEMEM_MANUAL is not set
-CONFIG_FLATMEM=y
-CONFIG_FLAT_NODE_MEM_MAP=y
-# CONFIG_SPARSEMEM_STATIC is not set
-# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set
-CONFIG_SPLIT_PTLOCK_CPUS=4
-# CONFIG_RESOURCES_64BIT is not set
-CONFIG_ZONE_DMA_FLAG=1
-CONFIG_BOUNCE=y
-CONFIG_VIRT_TO_BUS=y
-# CONFIG_PROC_DEVICETREE is not set
-# CONFIG_CMDLINE_BOOL is not set
-# CONFIG_PM is not set
-CONFIG_SUSPEND_UP_POSSIBLE=y
-CONFIG_HIBERNATION_UP_POSSIBLE=y
-# CONFIG_SECCOMP is not set
-CONFIG_WANT_DEVICE_TREE=y
-CONFIG_DEVICE_TREE="adder875-uboot.dts"
-CONFIG_ISA_DMA_API=y
-
-#
-# Bus options
-#
-CONFIG_ZONE_DMA=y
-CONFIG_FSL_SOC=y
-# CONFIG_PCI is not set
-# CONFIG_PCI_DOMAINS is not set
-# CONFIG_PCI_SYSCALL is not set
-# CONFIG_PCI_QSPAN is not set
-# CONFIG_ARCH_SUPPORTS_MSI is not set
-# CONFIG_PCCARD is not set
-
-#
-# Advanced setup
-#
-# CONFIG_ADVANCED_OPTIONS is not set
-
-#
-# Default settings for advanced configuration options are used
-#
-CONFIG_HIGHMEM_START=0xfe000000
-CONFIG_LOWMEM_SIZE=0x30000000
-CONFIG_KERNEL_START=0xc0000000
-CONFIG_TASK_SIZE=0x80000000
-CONFIG_CONSISTENT_START=0xfd000000
-CONFIG_CONSISTENT_SIZE=0x00200000
-CONFIG_BOOT_LOAD=0x00400000
-
-#
-# Networking
-#
-CONFIG_NET=y
-
-#
-# Networking options
-#
-CONFIG_PACKET=y
-# CONFIG_PACKET_MMAP is not set
-CONFIG_UNIX=y
-# CONFIG_NET_KEY is not set
-CONFIG_INET=y
-CONFIG_IP_MULTICAST=y
-# CONFIG_IP_ADVANCED_ROUTER is not set
-CONFIG_IP_FIB_HASH=y
-CONFIG_IP_PNP=y
-# CONFIG_IP_PNP_DHCP is not set
-# CONFIG_IP_PNP_BOOTP is not set
-# CONFIG_IP_PNP_RARP is not set
-# CONFIG_NET_IPIP is not set
-# CONFIG_NET_IPGRE is not set
-# CONFIG_IP_MROUTE is not set
-# CONFIG_ARPD is not set
-CONFIG_SYN_COOKIES=y
-# CONFIG_INET_AH is not set
-# CONFIG_INET_ESP is not set
-# CONFIG_INET_IPCOMP is not set
-# CONFIG_INET_XFRM_TUNNEL is not set
-# CONFIG_INET_TUNNEL is not set
-# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
-# CONFIG_INET_XFRM_MODE_TUNNEL is not set
-# CONFIG_INET_XFRM_MODE_BEET is not set
-# CONFIG_INET_LRO is not set
-CONFIG_INET_DIAG=y
-CONFIG_INET_TCP_DIAG=y
-# CONFIG_TCP_CONG_ADVANCED is not set
-CONFIG_TCP_CONG_CUBIC=y
-CONFIG_DEFAULT_TCP_CONG="cubic"
-# CONFIG_TCP_MD5SIG is not set
-# CONFIG_IPV6 is not set
-# CONFIG_INET6_XFRM_TUNNEL is not set
-# CONFIG_INET6_TUNNEL is not set
-# CONFIG_NETWORK_SECMARK is not set
-# CONFIG_NETFILTER is not set
-# CONFIG_IP_DCCP is not set
-# CONFIG_IP_SCTP is not set
-# CONFIG_TIPC is not set
-# CONFIG_ATM is not set
-# CONFIG_BRIDGE is not set
-# CONFIG_VLAN_8021Q is not set
-# CONFIG_DECNET is not set
-# CONFIG_LLC2 is not set
-# CONFIG_IPX is not set
-# CONFIG_ATALK is not set
-# CONFIG_X25 is not set
-# CONFIG_LAPB is not set
-# CONFIG_ECONET is not set
-# CONFIG_WAN_ROUTER is not set
-# CONFIG_NET_SCHED is not set
-
-#
-# Network testing
-#
-# CONFIG_NET_PKTGEN is not set
-# CONFIG_HAMRADIO is not set
-# CONFIG_IRDA is not set
-# CONFIG_BT is not set
-# CONFIG_AF_RXRPC is not set
-
-#
-# Wireless
-#
-# CONFIG_CFG80211 is not set
-# CONFIG_WIRELESS_EXT is not set
-# CONFIG_MAC80211 is not set
-# CONFIG_IEEE80211 is not set
-# CONFIG_RFKILL is not set
-# CONFIG_NET_9P is not set
-
-#
-# Device Drivers
-#
-
-#
-# Generic Driver Options
-#
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
-CONFIG_STANDALONE=y
-CONFIG_PREVENT_FIRMWARE_BUILD=y
-# CONFIG_FW_LOADER is not set
-# CONFIG_DEBUG_DRIVER is not set
-# CONFIG_DEBUG_DEVRES is not set
-# CONFIG_SYS_HYPERVISOR is not set
-# CONFIG_CONNECTOR is not set
-CONFIG_MTD=y
-# CONFIG_MTD_DEBUG is not set
-# CONFIG_MTD_CONCAT is not set
-# CONFIG_MTD_PARTITIONS is not set
-
-#
-# User Modules And Translation Layers
-#
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLKDEVS=y
-CONFIG_MTD_BLOCK=y
-# CONFIG_FTL is not set
-# CONFIG_NFTL is not set
-# CONFIG_INFTL is not set
-# CONFIG_RFD_FTL is not set
-# CONFIG_SSFDC is not set
-# CONFIG_MTD_OOPS is not set
-
-#
-# RAM/ROM/Flash chip drivers
-#
-CONFIG_MTD_CFI=y
-# CONFIG_MTD_JEDECPROBE is not set
-CONFIG_MTD_GEN_PROBE=y
-# CONFIG_MTD_CFI_ADV_OPTIONS is not set
-CONFIG_MTD_MAP_BANK_WIDTH_1=y
-CONFIG_MTD_MAP_BANK_WIDTH_2=y
-CONFIG_MTD_MAP_BANK_WIDTH_4=y
-# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set
-# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set
-# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set
-CONFIG_MTD_CFI_I1=y
-CONFIG_MTD_CFI_I2=y
-# CONFIG_MTD_CFI_I4 is not set
-# CONFIG_MTD_CFI_I8 is not set
-# CONFIG_MTD_CFI_INTELEXT is not set
-CONFIG_MTD_CFI_AMDSTD=y
-# CONFIG_MTD_CFI_STAA is not set
-CONFIG_MTD_CFI_UTIL=y
-# CONFIG_MTD_RAM is not set
-# CONFIG_MTD_ROM is not set
-# CONFIG_MTD_ABSENT is not set
-
-#
-# Mapping drivers for chip access
-#
-# CONFIG_MTD_COMPLEX_MAPPINGS is not set
-# CONFIG_MTD_PHYSMAP is not set
-CONFIG_MTD_PHYSMAP_OF=y
-# CONFIG_MTD_CFI_FLAGADM is not set
-# CONFIG_MTD_PLATRAM is not set
-
-#
-# Self-contained MTD device drivers
-#
-# CONFIG_MTD_SLRAM is not set
-# CONFIG_MTD_PHRAM is not set
-# CONFIG_MTD_MTDRAM is not set
-# CONFIG_MTD_BLOCK2MTD is not set
-
-#
-# Disk-On-Chip Device Drivers
-#
-# CONFIG_MTD_DOC2000 is not set
-# CONFIG_MTD_DOC2001 is not set
-# CONFIG_MTD_DOC2001PLUS is not set
-# CONFIG_MTD_NAND is not set
-# CONFIG_MTD_ONENAND is not set
-
-#
-# UBI - Unsorted block images
-#
-# CONFIG_MTD_UBI is not set
-CONFIG_OF_DEVICE=y
-# CONFIG_PARPORT is not set
-# CONFIG_BLK_DEV is not set
-# CONFIG_MISC_DEVICES is not set
-# CONFIG_IDE is not set
-
-#
-# SCSI device support
-#
-# CONFIG_RAID_ATTRS is not set
-# CONFIG_SCSI is not set
-# CONFIG_SCSI_DMA is not set
-# CONFIG_SCSI_NETLINK is not set
-# CONFIG_ATA is not set
-# CONFIG_MD is not set
-# CONFIG_MACINTOSH_DRIVERS is not set
-CONFIG_NETDEVICES=y
-# CONFIG_NETDEVICES_MULTIQUEUE is not set
-# CONFIG_DUMMY is not set
-# CONFIG_BONDING is not set
-# CONFIG_MACVLAN is not set
-# CONFIG_EQUALIZER is not set
-# CONFIG_TUN is not set
-# CONFIG_VETH is not set
-CONFIG_PHYLIB=y
-
-#
-# MII PHY device drivers
-#
-# CONFIG_MARVELL_PHY is not set
-CONFIG_DAVICOM_PHY=y
-# CONFIG_QSEMI_PHY is not set
-# CONFIG_LXT_PHY is not set
-# CONFIG_CICADA_PHY is not set
-# CONFIG_VITESSE_PHY is not set
-# CONFIG_SMSC_PHY is not set
-# CONFIG_BROADCOM_PHY is not set
-# CONFIG_ICPLUS_PHY is not set
-# CONFIG_FIXED_PHY is not set
-# CONFIG_MDIO_BITBANG is not set
-CONFIG_NET_ETHERNET=y
-CONFIG_MII=y
-# CONFIG_IBM_NEW_EMAC_ZMII is not set
-# CONFIG_IBM_NEW_EMAC_RGMII is not set
-# CONFIG_IBM_NEW_EMAC_TAH is not set
-# CONFIG_IBM_NEW_EMAC_EMAC4 is not set
-# CONFIG_B44 is not set
-CONFIG_FS_ENET=y
-# CONFIG_FS_ENET_HAS_SCC is not set
-CONFIG_FS_ENET_HAS_FEC=y
-CONFIG_FS_ENET_MDIO_FEC=y
-# CONFIG_NETDEV_1000 is not set
-# CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
-# CONFIG_WLAN_PRE80211 is not set
-# CONFIG_WLAN_80211 is not set
-# CONFIG_WAN is not set
-# CONFIG_PPP is not set
-# CONFIG_SLIP is not set
-# CONFIG_SHAPER is not set
-# CONFIG_NETCONSOLE is not set
-# CONFIG_NETPOLL is not set
-# CONFIG_NET_POLL_CONTROLLER is not set
-# CONFIG_ISDN is not set
-# CONFIG_PHONE is not set
-
-#
-# Input device support
-#
-CONFIG_INPUT=y
-# CONFIG_INPUT_FF_MEMLESS is not set
-# CONFIG_INPUT_POLLDEV is not set
-
-#
-# Userland interfaces
-#
-CONFIG_INPUT_MOUSEDEV=y
-CONFIG_INPUT_MOUSEDEV_PSAUX=y
-CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
-CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
-# CONFIG_INPUT_JOYDEV is not set
-# CONFIG_INPUT_EVDEV is not set
-# CONFIG_INPUT_EVBUG is not set
-
-#
-# Input Device Drivers
-#
-CONFIG_INPUT_KEYBOARD=y
-CONFIG_KEYBOARD_ATKBD=y
-# CONFIG_KEYBOARD_SUNKBD is not set
-# CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
-# CONFIG_KEYBOARD_NEWTON is not set
-# CONFIG_KEYBOARD_STOWAWAY is not set
-CONFIG_INPUT_MOUSE=y
-CONFIG_MOUSE_PS2=y
-CONFIG_MOUSE_PS2_ALPS=y
-CONFIG_MOUSE_PS2_LOGIPS2PP=y
-CONFIG_MOUSE_PS2_SYNAPTICS=y
-CONFIG_MOUSE_PS2_LIFEBOOK=y
-CONFIG_MOUSE_PS2_TRACKPOINT=y
-# CONFIG_MOUSE_PS2_TOUCHKIT is not set
-# CONFIG_MOUSE_SERIAL is not set
-# CONFIG_MOUSE_VSXXXAA is not set
-# CONFIG_INPUT_JOYSTICK is not set
-# CONFIG_INPUT_TABLET is not set
-# CONFIG_INPUT_TOUCHSCREEN is not set
-# CONFIG_INPUT_MISC is not set
-
-#
-# Hardware I/O ports
-#
-CONFIG_SERIO=y
-CONFIG_SERIO_I8042=y
-CONFIG_SERIO_SERPORT=y
-CONFIG_SERIO_LIBPS2=y
-# CONFIG_SERIO_RAW is not set
-# CONFIG_GAMEPORT is not set
-
-#
-# Character devices
-#
-# CONFIG_VT is not set
-# CONFIG_SERIAL_NONSTANDARD is not set
-
-#
-# Serial drivers
-#
-# CONFIG_SERIAL_8250 is not set
-
-#
-# Non-8250 serial port support
-#
-# CONFIG_SERIAL_UARTLITE is not set
-CONFIG_SERIAL_CORE=y
-CONFIG_SERIAL_CORE_CONSOLE=y
-CONFIG_SERIAL_CPM=y
-CONFIG_SERIAL_CPM_CONSOLE=y
-# CONFIG_SERIAL_CPM_SCC1 is not set
-# CONFIG_SERIAL_CPM_SCC2 is not set
-# CONFIG_SERIAL_CPM_SCC3 is not set
-# CONFIG_SERIAL_CPM_SCC4 is not set
-CONFIG_SERIAL_CPM_SMC1=y
-CONFIG_SERIAL_CPM_SMC2=y
-CONFIG_UNIX98_PTYS=y
-# CONFIG_LEGACY_PTYS is not set
-# CONFIG_IPMI_HANDLER is not set
-CONFIG_HW_RANDOM=y
-# CONFIG_NVRAM is not set
-CONFIG_GEN_RTC=y
-# CONFIG_GEN_RTC_X is not set
-# CONFIG_R3964 is not set
-# CONFIG_RAW_DRIVER is not set
-# CONFIG_TCG_TPM is not set
-# CONFIG_I2C is not set
-
-#
-# SPI support
-#
-# CONFIG_SPI is not set
-# CONFIG_SPI_MASTER is not set
-# CONFIG_W1 is not set
-# CONFIG_POWER_SUPPLY is not set
-# CONFIG_HWMON is not set
-# CONFIG_WATCHDOG is not set
-
-#
-# Sonics Silicon Backplane
-#
-CONFIG_SSB_POSSIBLE=y
-# CONFIG_SSB is not set
-
-#
-# Multifunction device drivers
-#
-# CONFIG_MFD_SM501 is not set
-
-#
-# Multimedia devices
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-CONFIG_DAB=y
-
-#
-# Graphics support
-#
-# CONFIG_VGASTATE is not set
-CONFIG_VIDEO_OUTPUT_CONTROL=y
-# CONFIG_FB is not set
-# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
-
-#
-# Display device support
-#
-# CONFIG_DISPLAY_SUPPORT is not set
-
-#
-# Sound
-#
-# CONFIG_SOUND is not set
-# CONFIG_HID_SUPPORT is not set
-# CONFIG_USB_SUPPORT is not set
-# CONFIG_MMC is not set
-# CONFIG_NEW_LEDS is not set
-# CONFIG_EDAC is not set
-# CONFIG_RTC_CLASS is not set
-
-#
-# Userspace I/O
-#
-# CONFIG_UIO is not set
-
-#
-# File systems
-#
-# CONFIG_EXT2_FS is not set
-# CONFIG_EXT3_FS is not set
-# CONFIG_EXT4DEV_FS is not set
-# CONFIG_REISERFS_FS is not set
-# CONFIG_JFS_FS is not set
-# CONFIG_FS_POSIX_ACL is not set
-# CONFIG_XFS_FS is not set
-# CONFIG_GFS2_FS is not set
-# CONFIG_OCFS2_FS is not set
-# CONFIG_MINIX_FS is not set
-# CONFIG_ROMFS_FS is not set
-# CONFIG_INOTIFY is not set
-# CONFIG_QUOTA is not set
-# CONFIG_DNOTIFY is not set
-# CONFIG_AUTOFS_FS is not set
-# CONFIG_AUTOFS4_FS is not set
-# CONFIG_FUSE_FS is not set
-
-#
-# CD-ROM/DVD Filesystems
-#
-# CONFIG_ISO9660_FS is not set
-# CONFIG_UDF_FS is not set
-
-#
-# DOS/FAT/NT Filesystems
-#
-# CONFIG_MSDOS_FS is not set
-# CONFIG_VFAT_FS is not set
-# CONFIG_NTFS_FS is not set
-
-#
-# Pseudo filesystems
-#
-CONFIG_PROC_FS=y
-# CONFIG_PROC_KCORE is not set
-CONFIG_PROC_SYSCTL=y
-CONFIG_SYSFS=y
-CONFIG_TMPFS=y
-# CONFIG_TMPFS_POSIX_ACL is not set
-# CONFIG_HUGETLB_PAGE is not set
-# CONFIG_CONFIGFS_FS is not set
-
-#
-# Miscellaneous filesystems
-#
-# CONFIG_ADFS_FS is not set
-# CONFIG_AFFS_FS is not set
-# CONFIG_HFS_FS is not set
-# CONFIG_HFSPLUS_FS is not set
-# CONFIG_BEFS_FS is not set
-# CONFIG_BFS_FS is not set
-# CONFIG_EFS_FS is not set
-# CONFIG_JFFS2_FS is not set
-CONFIG_CRAMFS=y
-# CONFIG_VXFS_FS is not set
-# CONFIG_HPFS_FS is not set
-# CONFIG_QNX4FS_FS is not set
-# CONFIG_SYSV_FS is not set
-# CONFIG_UFS_FS is not set
-CONFIG_NETWORK_FILESYSTEMS=y
-CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
-# CONFIG_NFS_V3_ACL is not set
-# CONFIG_NFS_V4 is not set
-# CONFIG_NFS_DIRECTIO is not set
-# CONFIG_NFSD is not set
-CONFIG_ROOT_NFS=y
-CONFIG_LOCKD=y
-CONFIG_LOCKD_V4=y
-CONFIG_NFS_COMMON=y
-CONFIG_SUNRPC=y
-# CONFIG_SUNRPC_BIND34 is not set
-# CONFIG_RPCSEC_GSS_KRB5 is not set
-# CONFIG_RPCSEC_GSS_SPKM3 is not set
-# CONFIG_SMB_FS is not set
-# CONFIG_CIFS is not set
-# CONFIG_NCP_FS is not set
-# CONFIG_CODA_FS is not set
-# CONFIG_AFS_FS is not set
-
-#
-# Partition Types
-#
-CONFIG_PARTITION_ADVANCED=y
-# CONFIG_ACORN_PARTITION is not set
-# CONFIG_OSF_PARTITION is not set
-# CONFIG_AMIGA_PARTITION is not set
-# CONFIG_ATARI_PARTITION is not set
-# CONFIG_MAC_PARTITION is not set
-CONFIG_MSDOS_PARTITION=y
-# CONFIG_BSD_DISKLABEL is not set
-# CONFIG_MINIX_SUBPARTITION is not set
-# CONFIG_SOLARIS_X86_PARTITION is not set
-# CONFIG_UNIXWARE_DISKLABEL is not set
-# CONFIG_LDM_PARTITION is not set
-# CONFIG_SGI_PARTITION is not set
-# CONFIG_ULTRIX_PARTITION is not set
-# CONFIG_SUN_PARTITION is not set
-# CONFIG_KARMA_PARTITION is not set
-# CONFIG_EFI_PARTITION is not set
-# CONFIG_SYSV68_PARTITION is not set
-# CONFIG_NLS is not set
-# CONFIG_DLM is not set
-# CONFIG_UCC_SLOW is not set
-
-#
-# Library routines
-#
-# CONFIG_CRC_CCITT is not set
-# CONFIG_CRC16 is not set
-# CONFIG_CRC_ITU_T is not set
-# CONFIG_CRC32 is not set
-# CONFIG_CRC7 is not set
-# CONFIG_LIBCRC32C is not set
-CONFIG_ZLIB_INFLATE=y
-CONFIG_HAS_IOMEM=y
-CONFIG_HAS_IOPORT=y
-CONFIG_HAS_DMA=y
-CONFIG_INSTRUMENTATION=y
-# CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
-
-#
-# Kernel hacking
-#
-# CONFIG_PRINTK_TIME is not set
-CONFIG_ENABLE_WARN_DEPRECATED=y
-CONFIG_ENABLE_MUST_CHECK=y
-CONFIG_MAGIC_SYSRQ=y
-# CONFIG_UNUSED_SYMBOLS is not set
-# CONFIG_DEBUG_FS is not set
-# CONFIG_HEADERS_CHECK is not set
-CONFIG_DEBUG_KERNEL=y
-# CONFIG_DEBUG_SHIRQ is not set
-CONFIG_DETECT_SOFTLOCKUP=y
-CONFIG_SCHED_DEBUG=y
-# CONFIG_SCHEDSTATS is not set
-# CONFIG_TIMER_STATS is not set
-# CONFIG_SLUB_DEBUG_ON is not set
-# CONFIG_DEBUG_SPINLOCK is not set
-# CONFIG_DEBUG_MUTEXES is not set
-# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
-# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
-# CONFIG_DEBUG_KOBJECT is not set
-CONFIG_DEBUG_BUGVERBOSE=y
-CONFIG_DEBUG_INFO=y
-# CONFIG_DEBUG_VM is not set
-# CONFIG_DEBUG_LIST is not set
-# CONFIG_DEBUG_SG is not set
-CONFIG_FORCED_INLINING=y
-# CONFIG_BOOT_PRINTK_DELAY is not set
-# CONFIG_FAULT_INJECTION is not set
-# CONFIG_SAMPLES is not set
-# CONFIG_DEBUG_STACKOVERFLOW is not set
-# CONFIG_DEBUG_STACK_USAGE is not set
-# CONFIG_DEBUG_PAGEALLOC is not set
-# CONFIG_DEBUGGER is not set
-# CONFIG_BDI_SWITCH is not set
-# CONFIG_PPC_EARLY_DEBUG is not set
-
-#
-# Security options
-#
-# CONFIG_KEYS is not set
-# CONFIG_SECURITY is not set
-# CONFIG_SECURITY_FILE_CAPABILITIES is not set
-# CONFIG_CRYPTO is not set
-# CONFIG_PPC_CLOCK is not set
-CONFIG_PPC_LIB_RHEAP=y
diff --git a/arch/powerpc/configs/adder875-redboot_defconfig b/arch/powerpc/configs/adder875_defconfig
index cab5f9b..a3cc94a 100644
--- a/arch/powerpc/configs/adder875-redboot_defconfig
+++ b/arch/powerpc/configs/adder875_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.24-rc6
-# Thu Jan 17 16:17:38 2008
+# Linux kernel version: 2.6.25-rc2
+# Wed Feb 20 12:26:07 2008
 #
 # CONFIG_PPC64 is not set
 
@@ -26,6 +26,7 @@ CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_TIME_VSYSCALL=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
+# CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_ARCH_HAS_ILOG2_U32=y
@@ -64,17 +65,18 @@ CONFIG_SYSVIPC_SYSCTL=y
 # CONFIG_POSIX_MQUEUE is not set
 # CONFIG_BSD_PROCESS_ACCT is not set
 # CONFIG_TASKSTATS is not set
-# CONFIG_USER_NS is not set
-# CONFIG_PID_NS is not set
 # CONFIG_AUDIT is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
+CONFIG_GROUP_SCHED=y
 CONFIG_FAIR_GROUP_SCHED=y
-CONFIG_FAIR_USER_SCHED=y
-# CONFIG_FAIR_CGROUP_SCHED is not set
+# CONFIG_RT_GROUP_SCHED is not set
+CONFIG_USER_SCHED=y
+# CONFIG_CGROUP_SCHED is not set
 CONFIG_SYSFS_DEPRECATED=y
 # CONFIG_RELAY is not set
+# CONFIG_NAMESPACES is not set
 # CONFIG_BLK_DEV_INITRD is not set
 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
 CONFIG_SYSCTL=y
@@ -87,11 +89,13 @@ CONFIG_HOTPLUG=y
 CONFIG_PRINTK=y
 CONFIG_BUG=y
 # CONFIG_ELF_CORE is not set
+CONFIG_COMPAT_BRK=y
 # CONFIG_BASE_FULL is not set
 # CONFIG_FUTEX is not set
 CONFIG_ANON_INODES=y
 CONFIG_EPOLL=y
 CONFIG_SIGNALFD=y
+CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 # CONFIG_VM_EVENT_COUNTERS is not set
@@ -99,6 +103,12 @@ CONFIG_SLUB_DEBUG=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
+# CONFIG_PROFILING is not set
+# CONFIG_MARKERS is not set
+CONFIG_HAVE_OPROFILE=y
+CONFIG_HAVE_KPROBES=y
+CONFIG_PROC_PAGE_MONITOR=y
+CONFIG_SLABINFO=y
 # CONFIG_TINY_SHMEM is not set
 CONFIG_BASE_SMALL=1
 # CONFIG_MODULES is not set
@@ -120,12 +130,14 @@ CONFIG_DEFAULT_DEADLINE=y
 # CONFIG_DEFAULT_CFQ is not set
 # CONFIG_DEFAULT_NOOP is not set
 CONFIG_DEFAULT_IOSCHED="deadline"
+CONFIG_CLASSIC_RCU=y
+# CONFIG_PREEMPT_RCU is not set
 
 #
 # Platform support
 #
-# CONFIG_PPC_MPC52xx is not set
-# CONFIG_PPC_MPC5200 is not set
+# CONFIG_PPC_MPC512x is not set
+# CONFIG_PPC_MPC5121 is not set
 # CONFIG_PPC_CELL is not set
 # CONFIG_PPC_CELL_NATIVE is not set
 CONFIG_CPM1=y
@@ -150,6 +162,7 @@ CONFIG_NO_UCODE_PATCH=y
 # CONFIG_I2C_SPI_UCODE_PATCH is not set
 # CONFIG_I2C_SPI_SMC1_UCODE_PATCH is not set
 # CONFIG_PQ2ADS is not set
+# CONFIG_IPIC is not set
 # CONFIG_MPIC is not set
 # CONFIG_MPIC_WEIRD is not set
 # CONFIG_PPC_I8259 is not set
@@ -160,7 +173,6 @@ CONFIG_NO_UCODE_PATCH=y
 # CONFIG_PPC_INDIRECT_IO is not set
 # CONFIG_GENERIC_IOMAP is not set
 # CONFIG_CPU_FREQ is not set
-# CONFIG_CPM2 is not set
 CONFIG_PPC_CPM_NEW_BINDING=y
 # CONFIG_FSL_ULI1575 is not set
 CONFIG_CPM=y
@@ -178,14 +190,19 @@ CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
 # CONFIG_HZ_300 is not set
 CONFIG_HZ_1000=y
 CONFIG_HZ=1000
+# CONFIG_SCHED_HRTICK is not set
 CONFIG_PREEMPT_NONE=y
 # CONFIG_PREEMPT_VOLUNTARY is not set
 # CONFIG_PREEMPT is not set
+CONFIG_RCU_TRACE=y
 CONFIG_BINFMT_ELF=y
 # CONFIG_BINFMT_MISC is not set
 # CONFIG_MATH_EMULATION is not set
 # CONFIG_8XX_MINIMAL_FPEMU is not set
+# CONFIG_IOMMU_HELPER is not set
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
+CONFIG_ARCH_HAS_WALK_MEMORY=y
+CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -204,11 +221,7 @@ CONFIG_VIRT_TO_BUS=y
 # CONFIG_PROC_DEVICETREE is not set
 # CONFIG_CMDLINE_BOOL is not set
 # CONFIG_PM is not set
-CONFIG_SUSPEND_UP_POSSIBLE=y
-CONFIG_HIBERNATION_UP_POSSIBLE=y
 # CONFIG_SECCOMP is not set
-CONFIG_WANT_DEVICE_TREE=y
-CONFIG_DEVICE_TREE="adder875-redboot.dts"
 CONFIG_ISA_DMA_API=y
 
 #
@@ -305,6 +318,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 #
 # CONFIG_NET_PKTGEN is not set
 # CONFIG_HAMRADIO is not set
+# CONFIG_CAN is not set
 # CONFIG_IRDA is not set
 # CONFIG_BT is not set
 # CONFIG_AF_RXRPC is not set
@@ -411,6 +425,7 @@ CONFIG_OF_DEVICE=y
 # CONFIG_PARPORT is not set
 # CONFIG_BLK_DEV is not set
 # CONFIG_MISC_DEVICES is not set
+CONFIG_HAVE_IDE=y
 # CONFIG_IDE is not set
 
 #
@@ -445,6 +460,7 @@ CONFIG_DAVICOM_PHY=y
 # CONFIG_SMSC_PHY is not set
 # CONFIG_BROADCOM_PHY is not set
 # CONFIG_ICPLUS_PHY is not set
+# CONFIG_REALTEK_PHY is not set
 # CONFIG_FIXED_PHY is not set
 # CONFIG_MDIO_BITBANG is not set
 CONFIG_NET_ETHERNET=y
@@ -469,7 +485,6 @@ CONFIG_FS_ENET_MDIO_FEC=y
 # CONFIG_WAN is not set
 # CONFIG_PPP is not set
 # CONFIG_SLIP is not set
-# CONFIG_SHAPER is not set
 # CONFIG_NETCONSOLE is not set
 # CONFIG_NETPOLL is not set
 # CONFIG_NET_POLL_CONTROLLER is not set
@@ -574,6 +589,7 @@ CONFIG_GEN_RTC=y
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
+CONFIG_THERMAL=y
 # CONFIG_WATCHDOG is not set
 
 #
@@ -614,6 +630,7 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 # CONFIG_HID_SUPPORT is not set
 # CONFIG_USB_SUPPORT is not set
 # CONFIG_MMC is not set
+# CONFIG_MEMSTICK is not set
 # CONFIG_NEW_LEDS is not set
 # CONFIG_EDAC is not set
 # CONFIG_RTC_CLASS is not set
@@ -635,11 +652,9 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 # CONFIG_XFS_FS is not set
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
-# CONFIG_MINIX_FS is not set
-# CONFIG_ROMFS_FS is not set
+# CONFIG_DNOTIFY is not set
 # CONFIG_INOTIFY is not set
 # CONFIG_QUOTA is not set
-# CONFIG_DNOTIFY is not set
 # CONFIG_AUTOFS_FS is not set
 # CONFIG_AUTOFS4_FS is not set
 # CONFIG_FUSE_FS is not set
@@ -682,8 +697,10 @@ CONFIG_TMPFS=y
 # CONFIG_JFFS2_FS is not set
 CONFIG_CRAMFS=y
 # CONFIG_VXFS_FS is not set
+# CONFIG_MINIX_FS is not set
 # CONFIG_HPFS_FS is not set
 # CONFIG_QNX4FS_FS is not set
+# CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
@@ -730,7 +747,6 @@ CONFIG_MSDOS_PARTITION=y
 # CONFIG_SYSV68_PARTITION is not set
 # CONFIG_NLS is not set
 # CONFIG_DLM is not set
-# CONFIG_UCC_SLOW is not set
 
 #
 # Library routines
@@ -745,9 +761,6 @@ CONFIG_ZLIB_INFLATE=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
-CONFIG_INSTRUMENTATION=y
-# CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 
 #
 # Kernel hacking
@@ -757,7 +770,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_MAGIC_SYSRQ=y
 # CONFIG_UNUSED_SYMBOLS is not set
-# CONFIG_DEBUG_FS is not set
+CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
 CONFIG_DEBUG_KERNEL=y
 # CONFIG_DEBUG_SHIRQ is not set
@@ -766,6 +779,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_SCHEDSTATS is not set
 # CONFIG_TIMER_STATS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
+# CONFIG_SLUB_STATS is not set
 # CONFIG_DEBUG_SPINLOCK is not set
 # CONFIG_DEBUG_MUTEXES is not set
 # CONFIG_DEBUG_SPINLOCK_SLEEP is not set
@@ -776,14 +790,15 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_VM is not set
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
-CONFIG_FORCED_INLINING=y
 # CONFIG_BOOT_PRINTK_DELAY is not set
+# CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_SAMPLES is not set
 # CONFIG_DEBUG_STACKOVERFLOW is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_DEBUG_PAGEALLOC is not set
 # CONFIG_DEBUGGER is not set
+# CONFIG_VIRQ_DEBUG is not set
 # CONFIG_BDI_SWITCH is not set
 # CONFIG_PPC_EARLY_DEBUG is not set
 
diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S
index f745839..3c9452d 100644
--- a/arch/powerpc/kernel/head_8xx.S
+++ b/arch/powerpc/kernel/head_8xx.S
@@ -332,8 +332,18 @@ InstructionTLBMiss:
 	mfspr	r11, SPRN_MD_TWC	/* ....and get the pte address */
 	lwz	r10, 0(r11)	/* Get the pte */
 
+#ifdef CONFIG_SWAP
+	/* do not set the _PAGE_ACCESSED bit of a non-present page */
+	andi.	r11, r10, _PAGE_PRESENT
+	beq	4f
+	ori	r10, r10, _PAGE_ACCESSED
+	mfspr	r11, SPRN_MD_TWC	/* get the pte address again */
+	stw	r10, 0(r11)
+4:
+#else
 	ori	r10, r10, _PAGE_ACCESSED
 	stw	r10, 0(r11)
+#endif
 
 	/* The Linux PTE won't go exactly into the MMU TLB.
 	 * Software indicator bits 21, 22 and 28 must be clear.
@@ -398,8 +408,17 @@ DataStoreTLBMiss:
 	DO_8xx_CPU6(0x3b80, r3)
 	mtspr	SPRN_MD_TWC, r11
 
-	mfspr	r11, SPRN_MD_TWC	/* get the pte address again */
+#ifdef CONFIG_SWAP
+	/* do not set the _PAGE_ACCESSED bit of a non-present page */
+	andi.	r11, r10, _PAGE_PRESENT
+	beq	4f
 	ori	r10, r10, _PAGE_ACCESSED
+4:
+	/* and update pte in table */
+#else
+	ori	r10, r10, _PAGE_ACCESSED
+#endif
+	mfspr	r11, SPRN_MD_TWC	/* get the pte address again */
 	stw	r10, 0(r11)
 
 	/* The Linux PTE won't go exactly into the MMU TLB.
@@ -507,7 +526,16 @@ DataTLBError:
 
 	/* Update 'changed', among others.
 	*/
+#ifdef CONFIG_SWAP
+	ori	r10, r10, _PAGE_DIRTY|_PAGE_HWWRITE
+	/* do not set the _PAGE_ACCESSED bit of a non-present page */
+	andi.	r11, r10, _PAGE_PRESENT
+	beq	4f
+	ori	r10, r10, _PAGE_ACCESSED
+4:
+#else
 	ori	r10, r10, _PAGE_DIRTY|_PAGE_ACCESSED|_PAGE_HWWRITE
+#endif
 	mfspr	r11, SPRN_MD_TWC		/* Get pte address again */
 	stw	r10, 0(r11)		/* and update pte in table */
 
diff --git a/arch/powerpc/kernel/misc_32.S b/arch/powerpc/kernel/misc_32.S
index 5c2e253..9d2c566 100644
--- a/arch/powerpc/kernel/misc_32.S
+++ b/arch/powerpc/kernel/misc_32.S
@@ -785,6 +785,21 @@ _GLOBAL(__lshrdi3)
 	or	r4,r4,r7	# LSW |= t2
 	blr
 
+/*
+ * 64-bit comparison: __ucmpdi2(u64 a, u64 b)
+ * Returns 0 if a < b, 1 if a == b, 2 if a > b.
+ */
+_GLOBAL(__ucmpdi2)
+	cmplw	r3,r5
+	li	r3,1
+	bne	1f
+	cmplw	r4,r6
+	beqlr
+1:	li	r3,0
+	bltlr
+	li	r3,2
+	blr
+
 _GLOBAL(abs)
 	srawi	r4,r3,31
 	xor	r3,r3,r4
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index 980fe32..89c83cc 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -748,7 +748,13 @@ static void __devinit pcibios_fixup_resources(struct pci_dev *dev)
 		struct resource *res = dev->resource + i;
 		if (!res->flags)
 			continue;
-		if (res->end == 0xffffffff) {
+		/* On platforms that have PPC_PCI_PROBE_ONLY set, we don't
+		 * consider 0 as an unassigned BAR value. It's technically
+		 * a valid value, but linux doesn't like it... so when we can
+		 * re-assign things, we do so, but if we can't, we keep it
+		 * around and hope for the best...
+		 */
+		if (res->start == 0 && !(ppc_pci_flags & PPC_PCI_PROBE_ONLY)) {
 			pr_debug("PCI:%s Resource %d %016llx-%016llx [%x] is unassigned\n",
 				 pci_name(dev), i,
 				 (unsigned long long)res->start,
diff --git a/arch/powerpc/kernel/ppc_ksyms.c b/arch/powerpc/kernel/ppc_ksyms.c
index aa9ff35..9c98424 100644
--- a/arch/powerpc/kernel/ppc_ksyms.c
+++ b/arch/powerpc/kernel/ppc_ksyms.c
@@ -58,6 +58,7 @@ extern void program_check_exception(struct pt_regs *regs);
 extern void single_step_exception(struct pt_regs *regs);
 extern int sys_sigreturn(struct pt_regs *regs);
 
+EXPORT_SYMBOL(empty_zero_page);
 EXPORT_SYMBOL(clear_pages);
 EXPORT_SYMBOL(copy_page);
 EXPORT_SYMBOL(ISA_DMA_THRESHOLD);
@@ -149,6 +150,8 @@ long long __lshrdi3(long long, int);
 EXPORT_SYMBOL(__ashrdi3);
 EXPORT_SYMBOL(__ashldi3);
 EXPORT_SYMBOL(__lshrdi3);
+int __ucmpdi2(unsigned long long, unsigned long long);
+EXPORT_SYMBOL(__ucmpdi2);
 #endif
 
 EXPORT_SYMBOL(memcpy);
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index 32f4161..590f1f67 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -506,10 +506,10 @@ void __init htab_initialize(void)
 	} else {
 		/* Find storage for the HPT.  Must be contiguous in
 		 * the absolute address space. On cell we want it to be
-		 * in the first 1 Gig.
+		 * in the first 2 Gig so we can use it for IOMMU hacks.
 		 */
 		if (machine_is(cell))
-			limit = 0x40000000;
+			limit = 0x80000000;
 		else
 			limit = 0;
 
diff --git a/arch/powerpc/oprofile/op_model_cell.c b/arch/powerpc/oprofile/op_model_cell.c
index 1392977..9eed1f6 100644
--- a/arch/powerpc/oprofile/op_model_cell.c
+++ b/arch/powerpc/oprofile/op_model_cell.c
@@ -1151,7 +1151,7 @@ static void cell_handle_interrupt(struct pt_regs *regs,
 		for (i = 0; i < num_counters; ++i) {
 			if ((interrupt_mask & CBE_PM_CTR_OVERFLOW_INTR(i))
 			    && ctr[i].enabled) {
-				oprofile_add_pc(pc, is_kernel, i);
+				oprofile_add_ext_sample(pc, regs, i, is_kernel);
 				cbe_write_ctr(cpu, i, reset_value[i]);
 			}
 		}
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_common.c b/arch/powerpc/platforms/52xx/mpc52xx_common.c
index 9aa4425..4d5fd1d 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_common.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_common.c
@@ -199,6 +199,7 @@ int mpc52xx_set_psc_clkdiv(int psc_id, int clkdiv)
 
 	return 0;
 }
+EXPORT_SYMBOL(mpc52xx_set_psc_clkdiv);
 
 /**
  * mpc52xx_restart: ppc_md->restart hook for mpc5200 using the watchdog timer
diff --git a/arch/powerpc/platforms/83xx/mpc837x_mds.c b/arch/powerpc/platforms/83xx/mpc837x_mds.c
index 8a9c269..64d17b0 100644
--- a/arch/powerpc/platforms/83xx/mpc837x_mds.c
+++ b/arch/powerpc/platforms/83xx/mpc837x_mds.c
@@ -39,12 +39,9 @@ static int mpc837xmds_usb_cfg(void)
 	if (ret)
 		return ret;
 	/* Map BCSR area */
-	np = of_find_node_by_name(NULL, "bcsr");
+	np = of_find_compatible_node(NULL, NULL, "fsl,mpc837xmds-bcsr");
 	if (np) {
-		struct resource res;
-
-		of_address_to_resource(np, 0, &res);
-		bcsr_regs = ioremap(res.start, res.end - res.start + 1);
+		bcsr_regs = of_iomap(np, 0);
 		of_node_put(np);
 	}
 	if (!bcsr_regs)
@@ -96,6 +93,7 @@ static void __init mpc837x_mds_setup_arch(void)
 static struct of_device_id mpc837x_ids[] = {
 	{ .type = "soc", },
 	{ .compatible = "soc", },
+	{ .compatible = "simple-bus", },
 	{},
 };
 
diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig
index 0afd225..a578b96 100644
--- a/arch/powerpc/platforms/Kconfig
+++ b/arch/powerpc/platforms/Kconfig
@@ -22,7 +22,6 @@ config PPC_83xx
 	select FSL_SOC
 	select MPC83xx
 	select IPIC
-	select FSL_EMB_PERFMON
 
 config PPC_86xx
 	bool "Freescale 86xx"
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index 73d81ce..0c3face 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -113,7 +113,12 @@ config FSL_BOOKE
 	default y
 
 config FSL_EMB_PERFMON
-	bool
+	bool "Freescale Embedded Perfmon"
+	depends on E500 || PPC_83xx
+	help
+	  This is the Performance Monitor support found on the e500 core
+	  and some e300 cores (c3 and c4).  Select this only if your
+	  core supports the Embedded Performance Monitor APU
 
 config PTE_64BIT
 	bool
diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c
index edab631..20ea0e1 100644
--- a/arch/powerpc/platforms/cell/iommu.c
+++ b/arch/powerpc/platforms/cell/iommu.c
@@ -113,7 +113,7 @@
 
 /* IOMMU sizing */
 #define IO_SEGMENT_SHIFT	28
-#define IO_PAGENO_BITS		(IO_SEGMENT_SHIFT - IOMMU_PAGE_SHIFT)
+#define IO_PAGENO_BITS(shift)	(IO_SEGMENT_SHIFT - (shift))
 
 /* The high bit needs to be set on every DMA address */
 #define SPIDER_DMA_OFFSET	0x80000000ul
@@ -123,7 +123,6 @@ struct iommu_window {
 	struct cbe_iommu *iommu;
 	unsigned long offset;
 	unsigned long size;
-	unsigned long pte_offset;
 	unsigned int ioid;
 	struct iommu_table table;
 };
@@ -200,7 +199,7 @@ static void tce_build_cell(struct iommu_table *tbl, long index, long npages,
 		(window->ioid & IOPTE_IOID_Mask);
 #endif
 
-	io_pte = (unsigned long *)tbl->it_base + (index - window->pte_offset);
+	io_pte = (unsigned long *)tbl->it_base + (index - tbl->it_offset);
 
 	for (i = 0; i < npages; i++, uaddr += IOMMU_PAGE_SIZE)
 		io_pte[i] = base_pte | (__pa(uaddr) & IOPTE_RPN_Mask);
@@ -232,7 +231,7 @@ static void tce_free_cell(struct iommu_table *tbl, long index, long npages)
 		| (window->ioid & IOPTE_IOID_Mask);
 #endif
 
-	io_pte = (unsigned long *)tbl->it_base + (index - window->pte_offset);
+	io_pte = (unsigned long *)tbl->it_base + (index - tbl->it_offset);
 
 	for (i = 0; i < npages; i++)
 		io_pte[i] = pte;
@@ -307,76 +306,84 @@ static int cell_iommu_find_ioc(int nid, unsigned long *base)
 	return -ENODEV;
 }
 
-static void cell_iommu_setup_page_tables(struct cbe_iommu *iommu,
+static void cell_iommu_setup_stab(struct cbe_iommu *iommu,
 				unsigned long dbase, unsigned long dsize,
 				unsigned long fbase, unsigned long fsize)
 {
 	struct page *page;
-	int i;
-	unsigned long reg, segments, pages_per_segment, ptab_size, stab_size,
-		      n_pte_pages, base;
-
-	base = dbase;
-	if (fsize != 0)
-		base = min(fbase, dbase);
+	unsigned long segments, stab_size;
 
 	segments = max(dbase + dsize, fbase + fsize) >> IO_SEGMENT_SHIFT;
-	pages_per_segment = 1ull << IO_PAGENO_BITS;
 
-	pr_debug("%s: iommu[%d]: segments: %lu, pages per segment: %lu\n",
-			__FUNCTION__, iommu->nid, segments, pages_per_segment);
+	pr_debug("%s: iommu[%d]: segments: %lu\n",
+			__FUNCTION__, iommu->nid, segments);
 
 	/* set up the segment table */
 	stab_size = segments * sizeof(unsigned long);
 	page = alloc_pages_node(iommu->nid, GFP_KERNEL, get_order(stab_size));
 	BUG_ON(!page);
 	iommu->stab = page_address(page);
-	clear_page(iommu->stab);
+	memset(iommu->stab, 0, stab_size);
+}
+
+static unsigned long *cell_iommu_alloc_ptab(struct cbe_iommu *iommu,
+		unsigned long base, unsigned long size, unsigned long gap_base,
+		unsigned long gap_size, unsigned long page_shift)
+{
+	struct page *page;
+	int i;
+	unsigned long reg, segments, pages_per_segment, ptab_size,
+		      n_pte_pages, start_seg, *ptab;
+
+	start_seg = base >> IO_SEGMENT_SHIFT;
+	segments  = size >> IO_SEGMENT_SHIFT;
+	pages_per_segment = 1ull << IO_PAGENO_BITS(page_shift);
+	/* PTEs for each segment must start on a 4K bounday */
+	pages_per_segment = max(pages_per_segment,
+				(1 << 12) / sizeof(unsigned long));
 
-	/* ... and the page tables. Since these are contiguous, we can treat
-	 * the page tables as one array of ptes, like pSeries does.
-	 */
 	ptab_size = segments * pages_per_segment * sizeof(unsigned long);
 	pr_debug("%s: iommu[%d]: ptab_size: %lu, order: %d\n", __FUNCTION__,
 			iommu->nid, ptab_size, get_order(ptab_size));
 	page = alloc_pages_node(iommu->nid, GFP_KERNEL, get_order(ptab_size));
 	BUG_ON(!page);
 
-	iommu->ptab = page_address(page);
-	memset(iommu->ptab, 0, ptab_size);
+	ptab = page_address(page);
+	memset(ptab, 0, ptab_size);
 
-	/* allocate a bogus page for the end of each mapping */
-	page = alloc_pages_node(iommu->nid, GFP_KERNEL, 0);
-	BUG_ON(!page);
-	iommu->pad_page = page_address(page);
-	clear_page(iommu->pad_page);
-
-	/* number of pages needed for a page table */
-	n_pte_pages = (pages_per_segment *
-		       sizeof(unsigned long)) >> IOMMU_PAGE_SHIFT;
+	/* number of 4K pages needed for a page table */
+	n_pte_pages = (pages_per_segment * sizeof(unsigned long)) >> 12;
 
 	pr_debug("%s: iommu[%d]: stab at %p, ptab at %p, n_pte_pages: %lu\n",
-			__FUNCTION__, iommu->nid, iommu->stab, iommu->ptab,
+			__FUNCTION__, iommu->nid, iommu->stab, ptab,
 			n_pte_pages);
 
 	/* initialise the STEs */
 	reg = IOSTE_V | ((n_pte_pages - 1) << 5);
 
-	if (IOMMU_PAGE_SIZE == 0x1000)
-		reg |= IOSTE_PS_4K;
-	else if (IOMMU_PAGE_SIZE == 0x10000)
-		reg |= IOSTE_PS_64K;
-	else {
-		extern void __unknown_page_size_error(void);
-		__unknown_page_size_error();
+	switch (page_shift) {
+	case 12: reg |= IOSTE_PS_4K;  break;
+	case 16: reg |= IOSTE_PS_64K; break;
+	case 20: reg |= IOSTE_PS_1M;  break;
+	case 24: reg |= IOSTE_PS_16M; break;
+	default: BUG();
 	}
 
+	gap_base = gap_base >> IO_SEGMENT_SHIFT;
+	gap_size = gap_size >> IO_SEGMENT_SHIFT;
+
 	pr_debug("Setting up IOMMU stab:\n");
-	for (i = base >> IO_SEGMENT_SHIFT; i < segments; i++) {
-		iommu->stab[i] = reg |
-			(__pa(iommu->ptab) + n_pte_pages * IOMMU_PAGE_SIZE * i);
+	for (i = start_seg; i < (start_seg + segments); i++) {
+		if (i >= gap_base && i < (gap_base + gap_size)) {
+			pr_debug("\toverlap at %d, skipping\n", i);
+			continue;
+		}
+		iommu->stab[i] = reg | (__pa(ptab) + (n_pte_pages << 12) *
+					(i - start_seg));
 		pr_debug("\t[%d] 0x%016lx\n", i, iommu->stab[i]);
 	}
+
+	return ptab;
 }
 
 static void cell_iommu_enable_hardware(struct cbe_iommu *iommu)
@@ -423,7 +430,9 @@ static void cell_iommu_enable_hardware(struct cbe_iommu *iommu)
 static void cell_iommu_setup_hardware(struct cbe_iommu *iommu,
 	unsigned long base, unsigned long size)
 {
-	cell_iommu_setup_page_tables(iommu, base, size, 0, 0);
+	cell_iommu_setup_stab(iommu, base, size, 0, 0);
+	iommu->ptab = cell_iommu_alloc_ptab(iommu, base, size, 0, 0,
+					    IOMMU_PAGE_SHIFT);
 	cell_iommu_enable_hardware(iommu);
 }
 
@@ -464,6 +473,7 @@ cell_iommu_setup_window(struct cbe_iommu *iommu, struct device_node *np,
 			unsigned long pte_offset)
 {
 	struct iommu_window *window;
+	struct page *page;
 	u32 ioid;
 
 	ioid = cell_iommu_get_ioid(np);
@@ -475,13 +485,11 @@ cell_iommu_setup_window(struct cbe_iommu *iommu, struct device_node *np,
 	window->size = size;
 	window->ioid = ioid;
 	window->iommu = iommu;
-	window->pte_offset = pte_offset;
 
 	window->table.it_blocksize = 16;
 	window->table.it_base = (unsigned long)iommu->ptab;
 	window->table.it_index = iommu->nid;
-	window->table.it_offset = (offset >> IOMMU_PAGE_SHIFT) +
-		window->pte_offset;
+	window->table.it_offset = (offset >> IOMMU_PAGE_SHIFT) + pte_offset;
 	window->table.it_size = size >> IOMMU_PAGE_SHIFT;
 
 	iommu_init_table(&window->table, iommu->nid);
@@ -504,6 +512,11 @@ cell_iommu_setup_window(struct cbe_iommu *iommu, struct device_node *np,
 	 * This code also assumes that we have a window that starts at 0,
 	 * which is the case on all spider based blades.
 	 */
+	page = alloc_pages_node(iommu->nid, GFP_KERNEL, 0);
+	BUG_ON(!page);
+	iommu->pad_page = page_address(page);
+	clear_page(iommu->pad_page);
+
 	__set_bit(0, window->table.it_map);
 	tce_build_cell(&window->table, window->table.it_offset, 1,
 		       (unsigned long)iommu->pad_page, DMA_TO_DEVICE);
@@ -549,7 +562,7 @@ static void cell_dma_dev_setup_iommu(struct device *dev)
 	archdata->dma_data = &window->table;
 }
 
-static void cell_dma_dev_setup_static(struct device *dev);
+static void cell_dma_dev_setup_fixed(struct device *dev);
 
 static void cell_dma_dev_setup(struct device *dev)
 {
@@ -557,7 +570,7 @@ static void cell_dma_dev_setup(struct device *dev)
 
 	/* Order is important here, these are not mutually exclusive */
 	if (get_dma_ops(dev) == &dma_iommu_fixed_ops)
-		cell_dma_dev_setup_static(dev);
+		cell_dma_dev_setup_fixed(dev);
 	else if (get_pci_dma_ops() == &dma_iommu_ops)
 		cell_dma_dev_setup_iommu(dev);
 	else if (get_pci_dma_ops() == &dma_direct_ops)
@@ -858,7 +871,7 @@ static int dma_set_mask_and_switch(struct device *dev, u64 dma_mask)
 	return 0;
 }
 
-static void cell_dma_dev_setup_static(struct device *dev)
+static void cell_dma_dev_setup_fixed(struct device *dev)
 {
 	struct dev_archdata *archdata = &dev->archdata;
 	u64 addr;
@@ -869,35 +882,45 @@ static void cell_dma_dev_setup_static(struct device *dev)
 	dev_dbg(dev, "iommu: fixed addr = %lx\n", addr);
 }
 
+static void insert_16M_pte(unsigned long addr, unsigned long *ptab,
+			   unsigned long base_pte)
+{
+	unsigned long segment, offset;
+
+	segment = addr >> IO_SEGMENT_SHIFT;
+	offset = (addr >> 24) - (segment << IO_PAGENO_BITS(24));
+	ptab = ptab + (segment * (1 << 12) / sizeof(unsigned long));
+
+	pr_debug("iommu: addr %lx ptab %p segment %lx offset %lx\n",
+		  addr, ptab, segment, offset);
+
+	ptab[offset] = base_pte | (__pa(addr) & IOPTE_RPN_Mask);
+}
+
 static void cell_iommu_setup_fixed_ptab(struct cbe_iommu *iommu,
 	struct device_node *np, unsigned long dbase, unsigned long dsize,
 	unsigned long fbase, unsigned long fsize)
 {
-	unsigned long base_pte, uaddr, *io_pte;
-	int i;
+	unsigned long base_pte, uaddr, ioaddr, *ptab;
 
-	dma_iommu_fixed_base = fbase;
+	ptab = cell_iommu_alloc_ptab(iommu, fbase, fsize, dbase, dsize, 24);
 
-	/* convert from bytes into page table indices */
-	dbase = dbase >> IOMMU_PAGE_SHIFT;
-	dsize = dsize >> IOMMU_PAGE_SHIFT;
-	fbase = fbase >> IOMMU_PAGE_SHIFT;
-	fsize = fsize >> IOMMU_PAGE_SHIFT;
+	dma_iommu_fixed_base = fbase;
 
 	pr_debug("iommu: mapping 0x%lx pages from 0x%lx\n", fsize, fbase);
 
-	io_pte = iommu->ptab;
 	base_pte = IOPTE_PP_W | IOPTE_PP_R | IOPTE_M | IOPTE_SO_RW
 		    | (cell_iommu_get_ioid(np) & IOPTE_IOID_Mask);
 
-	uaddr = 0;
-	for (i = fbase; i < fbase + fsize; i++, uaddr += IOMMU_PAGE_SIZE) {
+	for (uaddr = 0; uaddr < fsize; uaddr += (1 << 24)) {
 		/* Don't touch the dynamic region */
-		if (i >= dbase && i < (dbase + dsize)) {
-			pr_debug("iommu: static/dynamic overlap, skipping\n");
+		ioaddr = uaddr + fbase;
+		if (ioaddr >= dbase && ioaddr < (dbase + dsize)) {
+			pr_debug("iommu: fixed/dynamic overlap, skipping\n");
 			continue;
 		}
-		io_pte[i] = base_pte | (__pa(uaddr) & IOPTE_RPN_Mask);
+
+		insert_16M_pte(uaddr, ptab, base_pte);
 	}
 
 	mb();
@@ -995,7 +1018,9 @@ static int __init cell_iommu_fixed_mapping_init(void)
 			"fixed window 0x%lx-0x%lx\n", iommu->nid, dbase,
 			 dbase + dsize, fbase, fbase + fsize);
 
-		cell_iommu_setup_page_tables(iommu, dbase, dsize, fbase, fsize);
+		cell_iommu_setup_stab(iommu, dbase, dsize, fbase, fsize);
+		iommu->ptab = cell_iommu_alloc_ptab(iommu, dbase, dsize, 0, 0,
+						    IOMMU_PAGE_SHIFT);
 		cell_iommu_setup_fixed_ptab(iommu, np, dbase, dsize,
 					     fbase, fsize);
 		cell_iommu_enable_hardware(iommu);
diff --git a/arch/powerpc/platforms/cell/setup.c b/arch/powerpc/platforms/cell/setup.c
index a7f609b..dda3465 100644
--- a/arch/powerpc/platforms/cell/setup.c
+++ b/arch/powerpc/platforms/cell/setup.c
@@ -149,6 +149,11 @@ static void __init cell_init_irq(void)
 	mpic_init_IRQ();
 }
 
+static void __init cell_set_dabrx(void)
+{
+	mtspr(SPRN_DABRX, DABRX_KERNEL | DABRX_USER);
+}
+
 static void __init cell_setup_arch(void)
 {
 #ifdef CONFIG_SPU_BASE
@@ -158,6 +163,8 @@ static void __init cell_setup_arch(void)
 
 	cbe_regs_init();
 
+	cell_set_dabrx();
+
 #ifdef CONFIG_CBE_RAS
 	cbe_ras_init();
 #endif
diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platforms/cell/spu_base.c
index 87eb07f..712001f 100644
--- a/arch/powerpc/platforms/cell/spu_base.c
+++ b/arch/powerpc/platforms/cell/spu_base.c
@@ -81,9 +81,12 @@ struct spu_slb {
 void spu_invalidate_slbs(struct spu *spu)
 {
 	struct spu_priv2 __iomem *priv2 = spu->priv2;
+	unsigned long flags;
 
+	spin_lock_irqsave(&spu->register_lock, flags);
 	if (spu_mfc_sr1_get(spu) & MFC_STATE1_RELOCATE_MASK)
 		out_be64(&priv2->slb_invalidate_all_W, 0UL);
+	spin_unlock_irqrestore(&spu->register_lock, flags);
 }
 EXPORT_SYMBOL_GPL(spu_invalidate_slbs);
 
@@ -148,7 +151,11 @@ static inline void spu_load_slb(struct spu *spu, int slbe, struct spu_slb *slb)
 			__func__, slbe, slb->vsid, slb->esid);
 
 	out_be64(&priv2->slb_index_W, slbe);
+	/* set invalid before writing vsid */
+	out_be64(&priv2->slb_esid_RW, 0);
+	/* now it's safe to write the vsid */
 	out_be64(&priv2->slb_vsid_RW, slb->vsid);
+	/* setting the new esid makes the entry valid again */
 	out_be64(&priv2->slb_esid_RW, slb->esid);
 }
 
@@ -290,9 +297,11 @@ void spu_setup_kernel_slbs(struct spu *spu, struct spu_lscsa *lscsa,
 		nr_slbs++;
 	}
 
+	spin_lock_irq(&spu->register_lock);
 	/* Add the set of SLBs */
 	for (i = 0; i < nr_slbs; i++)
 		spu_load_slb(spu, i, &slbs[i]);
+	spin_unlock_irq(&spu->register_lock);
 }
 EXPORT_SYMBOL_GPL(spu_setup_kernel_slbs);
 
@@ -337,13 +346,14 @@ spu_irq_class_1(int irq, void *data)
 	if (stat & CLASS1_STORAGE_FAULT_INTR)
 		spu_mfc_dsisr_set(spu, 0ul);
 	spu_int_stat_clear(spu, 1, stat);
-	spin_unlock(&spu->register_lock);
-	pr_debug("%s: %lx %lx %lx %lx\n", __FUNCTION__, mask, stat,
-			dar, dsisr);
 
 	if (stat & CLASS1_SEGMENT_FAULT_INTR)
 		__spu_trap_data_seg(spu, dar);
 
+	spin_unlock(&spu->register_lock);
+	pr_debug("%s: %lx %lx %lx %lx\n", __FUNCTION__, mask, stat,
+			dar, dsisr);
+
 	if (stat & CLASS1_STORAGE_FAULT_INTR)
 		__spu_trap_data_map(spu, dar, dsisr);
 
diff --git a/arch/powerpc/platforms/cell/spufs/context.c b/arch/powerpc/platforms/cell/spufs/context.c
index 133995e..0ad83ae 100644
--- a/arch/powerpc/platforms/cell/spufs/context.c
+++ b/arch/powerpc/platforms/cell/spufs/context.c
@@ -109,13 +109,12 @@ void spu_forget(struct spu_context *ctx)
 
 	/*
 	 * This is basically an open-coded spu_acquire_saved, except that
-	 * we don't acquire the state mutex interruptible.
+	 * we don't acquire the state mutex interruptible, and we don't
+	 * want this context to be rescheduled on release.
 	 */
 	mutex_lock(&ctx->state_mutex);
-	if (ctx->state != SPU_STATE_SAVED) {
-		set_bit(SPU_SCHED_WAS_ACTIVE, &ctx->sched_flags);
+	if (ctx->state != SPU_STATE_SAVED)
 		spu_deactivate(ctx);
-	}
 
 	mm = ctx->owner;
 	ctx->owner = NULL;
@@ -171,7 +170,8 @@ void spu_release_saved(struct spu_context *ctx)
 {
 	BUG_ON(ctx->state != SPU_STATE_SAVED);
 
-	if (test_and_clear_bit(SPU_SCHED_WAS_ACTIVE, &ctx->sched_flags))
+	if (test_and_clear_bit(SPU_SCHED_WAS_ACTIVE, &ctx->sched_flags) &&
+			test_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags))
 		spu_activate(ctx, 0);
 
 	spu_release(ctx);
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c
index c66c375..f7a7e86 100644
--- a/arch/powerpc/platforms/cell/spufs/file.c
+++ b/arch/powerpc/platforms/cell/spufs/file.c
@@ -367,6 +367,13 @@ static unsigned long spufs_ps_nopfn(struct vm_area_struct *vma,
 		return NOPFN_SIGBUS;
 
 	/*
+	 * Because we release the mmap_sem, the context may be destroyed while
+	 * we're in spu_wait. Grab an extra reference so it isn't destroyed
+	 * in the meantime.
+	 */
+	get_spu_context(ctx);
+
+	/*
 	 * We have to wait for context to be loaded before we have
 	 * pages to hand out to the user, but we don't want to wait
 	 * with the mmap_sem held.
@@ -375,7 +382,7 @@ static unsigned long spufs_ps_nopfn(struct vm_area_struct *vma,
 	 * hanged.
 	 */
 	if (spu_acquire(ctx))
-		return NOPFN_REFAULT;
+		goto refault;
 
 	if (ctx->state == SPU_STATE_SAVED) {
 		up_read(&current->mm->mmap_sem);
@@ -391,6 +398,9 @@ static unsigned long spufs_ps_nopfn(struct vm_area_struct *vma,
 
 	if (!ret)
 		spu_release(ctx);
+
+refault:
+	put_spu_context(ctx);
 	return NOPFN_REFAULT;
 }
 
diff --git a/arch/powerpc/platforms/cell/spufs/run.c b/arch/powerpc/platforms/cell/spufs/run.c
index 6221968..cac69e1 100644
--- a/arch/powerpc/platforms/cell/spufs/run.c
+++ b/arch/powerpc/platforms/cell/spufs/run.c
@@ -220,6 +220,7 @@ static int spu_run_init(struct spu_context *ctx, u32 *npc)
 		}
 	}
 
+	set_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags);
 	return 0;
 }
 
@@ -234,7 +235,7 @@ static int spu_run_fini(struct spu_context *ctx, u32 *npc,
 	*npc = ctx->ops->npc_read(ctx);
 
 	spuctx_switch_state(ctx, SPU_UTIL_IDLE_LOADED);
-	ctx->policy = SCHED_IDLE;
+	clear_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags);
 	spu_release(ctx);
 
 	if (signal_pending(current))
diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c
index 3a59721..00528ef 100644
--- a/arch/powerpc/platforms/cell/spufs/sched.c
+++ b/arch/powerpc/platforms/cell/spufs/sched.c
@@ -246,7 +246,7 @@ static void spu_bind_context(struct spu *spu, struct spu_context *ctx)
 	spu_switch_notify(spu, ctx);
 	ctx->state = SPU_STATE_RUNNABLE;
 
-	spuctx_switch_state(ctx, SPU_UTIL_IDLE_LOADED);
+	spuctx_switch_state(ctx, SPU_UTIL_USER);
 }
 
 /*
@@ -867,7 +867,7 @@ static noinline void spusched_tick(struct spu_context *ctx)
 	if (ctx->policy == SCHED_FIFO)
 		goto out;
 
-	if (--ctx->time_slice && ctx->policy != SCHED_IDLE)
+	if (--ctx->time_slice && test_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags))
 		goto out;
 
 	spu = ctx->spu;
@@ -877,7 +877,7 @@ static noinline void spusched_tick(struct spu_context *ctx)
 	new = grab_runnable_context(ctx->prio + 1, spu->node);
 	if (new) {
 		spu_unschedule(spu, ctx);
-		if (ctx->policy != SCHED_IDLE)
+		if (test_bit(SPU_SCHED_SPU_RUN, &ctx->sched_flags))
 			spu_add_to_rq(ctx);
 	} else {
 		spu_context_nospu_trace(spusched_tick__newslice, ctx);
diff --git a/arch/powerpc/platforms/cell/spufs/spufs.h b/arch/powerpc/platforms/cell/spufs/spufs.h
index 2c2fe3c..cdc5151 100644
--- a/arch/powerpc/platforms/cell/spufs/spufs.h
+++ b/arch/powerpc/platforms/cell/spufs/spufs.h
@@ -44,6 +44,7 @@ struct spu_gang;
 enum {
 	SPU_SCHED_NOTIFY_ACTIVE,
 	SPU_SCHED_WAS_ACTIVE,	/* was active upon spu_acquire_saved()  */
+	SPU_SCHED_SPU_RUN,	/* context is within spu_run */
 };
 
 struct spu_context {
diff --git a/arch/powerpc/platforms/cell/spufs/sputrace.c b/arch/powerpc/platforms/cell/spufs/sputrace.c
index 01974f7..79aa773 100644
--- a/arch/powerpc/platforms/cell/spufs/sputrace.c
+++ b/arch/powerpc/platforms/cell/spufs/sputrace.c
@@ -58,12 +58,12 @@ static int sputrace_sprint(char *tbuf, int n)
 		ktime_to_timespec(ktime_sub(t->tstamp, sputrace_start));
 
 	return snprintf(tbuf, n,
-		"[%lu.%09lu] %d: %s (thread = %d, spu = %d)\n",
+		"[%lu.%09lu] %d: %s (ctxthread = %d, spu = %d)\n",
 		(unsigned long) tv.tv_sec,
 		(unsigned long) tv.tv_nsec,
-		t->owner_tid,
-		t->name,
 		t->curr_tid,
+		t->name,
+		t->owner_tid,
 		t->number);
 }
 
@@ -188,6 +188,7 @@ struct spu_probe spu_probes[] = {
 	{ "spufs_ps_nopfn__insert", "%p %p", spu_context_event },
 	{ "spu_acquire_saved__enter", "%p", spu_context_nospu_event },
 	{ "destroy_spu_context__enter", "%p", spu_context_nospu_event },
+	{ "spufs_stop_callback__enter", "%p %p", spu_context_event },
 };
 
 static int __init sputrace_init(void)
diff --git a/arch/powerpc/platforms/cell/spufs/switch.c b/arch/powerpc/platforms/cell/spufs/switch.c
index 6f5886c..e9dc7a5 100644
--- a/arch/powerpc/platforms/cell/spufs/switch.c
+++ b/arch/powerpc/platforms/cell/spufs/switch.c
@@ -34,6 +34,7 @@
 
 #include <linux/module.h>
 #include <linux/errno.h>
+#include <linux/hardirq.h>
 #include <linux/sched.h>
 #include <linux/kernel.h>
 #include <linux/mm.h>
@@ -117,6 +118,8 @@ static inline void disable_interrupts(struct spu_state *csa, struct spu *spu)
 	 *     Write INT_MASK_class1 with value of 0.
 	 *     Save INT_Mask_class2 in CSA.
 	 *     Write INT_MASK_class2 with value of 0.
+	 *     Synchronize all three interrupts to be sure
+	 *     we no longer execute a handler on another CPU.
 	 */
 	spin_lock_irq(&spu->register_lock);
 	if (csa) {
@@ -129,6 +132,9 @@ static inline void disable_interrupts(struct spu_state *csa, struct spu *spu)
 	spu_int_mask_set(spu, 2, 0ul);
 	eieio();
 	spin_unlock_irq(&spu->register_lock);
+	synchronize_irq(spu->irqs[0]);
+	synchronize_irq(spu->irqs[1]);
+	synchronize_irq(spu->irqs[2]);
 }
 
 static inline void set_watchdog_timer(struct spu_state *csa, struct spu *spu)
diff --git a/arch/powerpc/platforms/celleb/beat.h b/arch/powerpc/platforms/celleb/beat.h
index b2e292d..ac82ac3 100644
--- a/arch/powerpc/platforms/celleb/beat.h
+++ b/arch/powerpc/platforms/celleb/beat.h
@@ -21,9 +21,6 @@
 #ifndef _CELLEB_BEAT_H
 #define _CELLEB_BEAT_H
 
-#define DABRX_KERNEL		(1UL<<1)
-#define DABRX_USER		(1UL<<0)
-
 int64_t beat_get_term_char(uint64_t,uint64_t*,uint64_t*,uint64_t*);
 int64_t beat_put_term_char(uint64_t,uint64_t,uint64_t,uint64_t);
 int64_t beat_repository_encode(int, const char *, uint64_t[4]);
diff --git a/arch/powerpc/platforms/powermac/pic.c b/arch/powerpc/platforms/powermac/pic.c
index 4073640..829b8b0 100644
--- a/arch/powerpc/platforms/powermac/pic.c
+++ b/arch/powerpc/platforms/powermac/pic.c
@@ -618,9 +618,9 @@ static int pmacpic_find_viaint(void)
 	if (np == NULL)
 		goto not_found;
 	viaint = irq_of_parse_and_map(np, 0);;
-#endif /* CONFIG_ADB_PMU */
 
 not_found:
+#endif /* CONFIG_ADB_PMU */
 	return viaint;
 }
 
diff --git a/arch/powerpc/sysdev/qe_lib/qe.c b/arch/powerpc/sysdev/qe_lib/qe.c
index 6efbd5e..cc81fd1 100644
--- a/arch/powerpc/sysdev/qe_lib/qe.c
+++ b/arch/powerpc/sysdev/qe_lib/qe.c
@@ -509,7 +509,7 @@ int qe_upload_firmware(const struct qe_firmware *firmware)
 	}
 
 	/* Validate some of the fields */
-	if ((firmware->count < 1) || (firmware->count >= MAX_QE_RISC)) {
+	if ((firmware->count < 1) || (firmware->count > MAX_QE_RISC)) {
 		printk(KERN_ERR "qe-firmware: invalid data\n");
 		return -EINVAL;
 	}
@@ -609,7 +609,10 @@ struct qe_firmware_info *qe_get_firmware_info(void)
 	 * If we haven't checked yet, and a driver hasn't uploaded a firmware
 	 * yet, then check the device tree for information.
 	 */
-	if (initialized || qe_firmware_uploaded)
+	if (qe_firmware_uploaded)
+		return &qe_firmware_info;
+
+	if (initialized)
 		return NULL;
 
 	initialized = 1;
author	David S. Miller <davem@davemloft.net>	2008-03-18 00:37:55 -0700
committer	David S. Miller <davem@davemloft.net>	2008-03-18 00:37:55 -0700
commit	577f99c1d08cf9cbdafd4e858dd13ff04d855090 (patch)
tree	0f726bbda9b18d311d4c95198bbd96cb7ac01db0 /arch/powerpc
parent	26c0f03f6b77c513cb7bc37b73a06819bdbb791b (diff)
parent	2f633928cbba8a5858bb39b11e7219a41b0fbef5 (diff)
download	op-kernel-dev-577f99c1d08cf9cbdafd4e858dd13ff04d855090.zip op-kernel-dev-577f99c1d08cf9cbdafd4e858dd13ff04d855090.tar.gz