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Merge branch 'for-rmk/broadcast' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux into devel-stable

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This commit is contained in:
Russell King 2013-02-04 14:51:49 +00:00
commit 2fb20e2e35
465 changed files with 4028 additions and 2321 deletions
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1
Documentation/device-mapper/dm-raid.txt
View File

@ -141,3 +141,4 @@ Version History
1.2.0 Handle creation of arrays that contain failed devices.
1.3.0 Added support for RAID 10
1.3.1 Allow device replacement/rebuild for RAID 10
1.3.2 Fix/improve redundancy checking for RAID10

5
Documentation/devicetree/bindings/pinctrl/atmel,at91-pinctrl.txt
View File

@ -81,7 +81,8 @@ PA31 TXD4
Required properties for pin configuration node:
- atmel,pins: 4 integers array, represents a group of pins mux and config
setting. The format is atmel,pins = <PIN_BANK PIN_BANK_NUM PERIPH CONFIG>.
The PERIPH 0 means gpio.
The PERIPH 0 means gpio, PERIPH 1 is periph A, PERIPH 2 is periph B...
PIN_BANK 0 is pioA, PIN_BANK 1 is pioB...
Bits used for CONFIG:
PULL_UP (1 << 0): indicate this pin need a pull up.
@ -126,7 +127,7 @@ pinctrl@fffff400 {
pinctrl_dbgu: dbgu-0 {
atmel,pins =
<1 14 0x1 0x0 /* PB14 periph A */
1 15 0x1 0x1>; /* PB15 periph with pullup */
1 15 0x1 0x1>; /* PB15 periph A with pullup */
};
};
};

18
Documentation/filesystems/f2fs.txt
View File

@ -175,9 +175,9 @@ consists of multiple segments as described below.
align with the zone size <-|
|-> align with the segment size
_________________________________________________________________________
| | | Node | Segment | Segment | |
| Superblock | Checkpoint | Address | Info. | Summary | Main |
| (SB) | (CP) | Table (NAT) | Table (SIT) | Area (SSA) | |
| | | Segment | Node | Segment | |
| Superblock | Checkpoint | Info. | Address | Summary | Main |
| (SB) | (CP) | Table (SIT) | Table (NAT) | Area (SSA) | |
|____________|_____2______|______N______|______N______|______N_____|__N___|
. .
. .
@ -200,14 +200,14 @@ consists of multiple segments as described below.
: It contains file system information, bitmaps for valid NAT/SIT sets, orphan
inode lists, and summary entries of current active segments.
- Node Address Table (NAT)
: It is composed of a block address table for all the node blocks stored in
Main area.
- Segment Information Table (SIT)
: It contains segment information such as valid block count and bitmap for the
validity of all the blocks.
- Node Address Table (NAT)
: It is composed of a block address table for all the node blocks stored in
Main area.
- Segment Summary Area (SSA)
: It contains summary entries which contains the owner information of all the
data and node blocks stored in Main area.
@ -236,13 +236,13 @@ For file system consistency, each CP points to which NAT and SIT copies are
valid, as shown as below.
+--------+----------+---------+
| CP | NAT | SIT |
| CP | SIT | NAT |
+--------+----------+---------+
. . . .
. . . .
. . . .
+-------+-------+--------+--------+--------+--------+
| CP #0 | CP #1 | NAT #0 | NAT #1 | SIT #0 | SIT #1 |
| CP #0 | CP #1 | SIT #0 | SIT #1 | NAT #0 | NAT #1 |
+-------+-------+--------+--------+--------+--------+
| ^ ^
| | |

27
Documentation/x86/boot.txt
View File

@ -57,6 +57,10 @@ Protocol 2.10: (Kernel 2.6.31) Added a protocol for relaxed alignment
Protocol 2.11: (Kernel 3.6) Added a field for offset of EFI handover
protocol entry point.
Protocol 2.12: (Kernel 3.9) Added the xloadflags field and extension fields
to struct boot_params for for loading bzImage and ramdisk
above 4G in 64bit.
**** MEMORY LAYOUT
The traditional memory map for the kernel loader, used for Image or
@ -182,7 +186,7 @@ Offset Proto Name Meaning
0230/4 2.05+ kernel_alignment Physical addr alignment required for kernel
0234/1 2.05+ relocatable_kernel Whether kernel is relocatable or not
0235/1 2.10+ min_alignment Minimum alignment, as a power of two
0236/2 N/A pad3 Unused
0236/2 2.12+ xloadflags Boot protocol option flags
0238/4 2.06+ cmdline_size Maximum size of the kernel command line
023C/4 2.07+ hardware_subarch Hardware subarchitecture
0240/8 2.07+ hardware_subarch_data Subarchitecture-specific data
@ -582,6 +586,27 @@ Protocol: 2.10+
misaligned kernel. Therefore, a loader should typically try each
power-of-two alignment from kernel_alignment down to this alignment.
Field name: xloadflags
Type: read
Offset/size: 0x236/2
Protocol: 2.12+
This field is a bitmask.
Bit 0 (read): XLF_KERNEL_64
- If 1, this kernel has the legacy 64-bit entry point at 0x200.
Bit 1 (read): XLF_CAN_BE_LOADED_ABOVE_4G
- If 1, kernel/boot_params/cmdline/ramdisk can be above 4G.
Bit 2 (read): XLF_EFI_HANDOVER_32
- If 1, the kernel supports the 32-bit EFI handoff entry point
given at handover_offset.
Bit 3 (read): XLF_EFI_HANDOVER_64
- If 1, the kernel supports the 64-bit EFI handoff entry point
given at handover_offset + 0x200.
Field name: cmdline_size
Type: read
Offset/size: 0x238/4

4
Documentation/x86/zero-page.txt
View File

@ -19,6 +19,9 @@ Offset Proto Name Meaning
090/010 ALL hd1_info hd1 disk parameter, OBSOLETE!!
0A0/010 ALL sys_desc_table System description table (struct sys_desc_table)
0B0/010 ALL olpc_ofw_header OLPC's OpenFirmware CIF and friends
0C0/004 ALL ext_ramdisk_image ramdisk_image high 32bits
0C4/004 ALL ext_ramdisk_size ramdisk_size high 32bits
0C8/004 ALL ext_cmd_line_ptr cmd_line_ptr high 32bits
140/080 ALL edid_info Video mode setup (struct edid_info)
1C0/020 ALL efi_info EFI 32 information (struct efi_info)
1E0/004 ALL alk_mem_k Alternative mem check, in KB
@ -27,6 +30,7 @@ Offset Proto Name Meaning
1E9/001 ALL eddbuf_entries Number of entries in eddbuf (below)
1EA/001 ALL edd_mbr_sig_buf_entries Number of entries in edd_mbr_sig_buffer
(below)
1EF/001 ALL sentinel Used to detect broken bootloaders
290/040 ALL edd_mbr_sig_buffer EDD MBR signatures
2D0/A00 ALL e820_map E820 memory map table
(array of struct e820entry)

10
MAINTAINERS
View File

@ -2966,7 +2966,7 @@ S: Maintained
F: drivers/net/ethernet/i825xx/eexpress.*
ETHERNET BRIDGE
M: Stephen Hemminger <shemminger@vyatta.com>
M: Stephen Hemminger <stephen@networkplumber.org>
L: bridge@lists.linux-foundation.org
L: netdev@vger.kernel.org
W: http://www.linuxfoundation.org/en/Net:Bridge
@ -4914,7 +4914,7 @@ S: Maintained
MARVELL GIGABIT ETHERNET DRIVERS (skge/sky2)
M: Mirko Lindner <mlindner@marvell.com>
M: Stephen Hemminger <shemminger@vyatta.com>
M: Stephen Hemminger <stephen@networkplumber.org>
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/marvell/sk*
@ -5189,7 +5189,7 @@ S: Supported
F: drivers/infiniband/hw/nes/
NETEM NETWORK EMULATOR
M: Stephen Hemminger <shemminger@vyatta.com>
M: Stephen Hemminger <stephen@networkplumber.org>
L: netem@lists.linux-foundation.org
S: Maintained
F: net/sched/sch_netem.c
@ -6594,7 +6594,7 @@ F: drivers/media/platform/s3c-camif/
F: include/media/s3c_camif.h
SERIAL DRIVERS
M: Alan Cox <alan@linux.intel.com>
M: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
L: linux-serial@vger.kernel.org
S: Maintained
F: drivers/tty/serial
@ -7097,7 +7097,7 @@ F: include/uapi/sound/
F: sound/
SOUND - SOC LAYER / DYNAMIC AUDIO POWER MANAGEMENT (ASoC)
M: Liam Girdwood <lrg@ti.com>
M: Liam Girdwood <lgirdwood@gmail.com>
M: Mark Brown <broonie@opensource.wolfsonmicro.com>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git
L: alsa-devel@alsa-project.org (moderated for non-subscribers)

4
Makefile
View File

@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 8
SUBLEVEL = 0
EXTRAVERSION = -rc4
EXTRAVERSION = -rc5
NAME = Terrified Chipmunk
# *DOCUMENTATION*
@ -169,7 +169,7 @@ SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
-e s/arm.*/arm/ -e s/sa110/arm/ \
-e s/s390x/s390/ -e s/parisc64/parisc/ \
-e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
-e s/sh[234].*/sh/ )
-e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ )
# Cross compiling and selecting different set of gcc/bin-utils
# ---------------------------------------------------------------------------

1
arch/arm/Kconfig
View File

@ -4,6 +4,7 @@ config ARM
select ARCH_BINFMT_ELF_RANDOMIZE_PIE
select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
select ARCH_HAVE_CUSTOM_GPIO_H
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
select ARCH_WANT_IPC_PARSE_VERSION
select BUILDTIME_EXTABLE_SORT if MMU
select CPU_PM if (SUSPEND || CPU_IDLE)

2
arch/arm/boot/dts/armada-370-db.dts
View File

@ -26,7 +26,7 @@
memory {
device_type = "memory";
reg = <0x00000000 0x20000000>; /* 512 MB */
reg = <0x00000000 0x40000000>; /* 1 GB */
};
soc {

14
arch/arm/boot/dts/armada-xp-mv78230.dtsi
View File

@ -50,27 +50,25 @@
};
gpio0: gpio@d0018100 {
compatible = "marvell,armadaxp-gpio";
reg = <0xd0018100 0x40>,
<0xd0018800 0x30>;
compatible = "marvell,orion-gpio";
reg = <0xd0018100 0x40>;
ngpios = <32>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
interrupts = <16>, <17>, <18>, <19>;
interrupts = <82>, <83>, <84>, <85>;
};
gpio1: gpio@d0018140 {
compatible = "marvell,armadaxp-gpio";
reg = <0xd0018140 0x40>,
<0xd0018840 0x30>;
compatible = "marvell,orion-gpio";
reg = <0xd0018140 0x40>;
ngpios = <17>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
interrupts = <20>, <21>, <22>;
interrupts = <87>, <88>, <89>;
};
};
};

21
arch/arm/boot/dts/armada-xp-mv78260.dtsi
View File

@ -51,39 +51,36 @@
};
gpio0: gpio@d0018100 {
compatible = "marvell,armadaxp-gpio";
reg = <0xd0018100 0x40>,
<0xd0018800 0x30>;
compatible = "marvell,orion-gpio";
reg = <0xd0018100 0x40>;
ngpios = <32>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
interrupts = <16>, <17>, <18>, <19>;
interrupts = <82>, <83>, <84>, <85>;
};
gpio1: gpio@d0018140 {
compatible = "marvell,armadaxp-gpio";
reg = <0xd0018140 0x40>,
<0xd0018840 0x30>;
compatible = "marvell,orion-gpio";
reg = <0xd0018140 0x40>;
ngpios = <32>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
interrupts = <20>, <21>, <22>, <23>;
interrupts = <87>, <88>, <89>, <90>;
};
gpio2: gpio@d0018180 {
compatible = "marvell,armadaxp-gpio";
reg = <0xd0018180 0x40>,
<0xd0018870 0x30>;
compatible = "marvell,orion-gpio";
reg = <0xd0018180 0x40>;
ngpios = <3>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
interrupts = <24>;
interrupts = <91>;
};
ethernet@d0034000 {

21
arch/arm/boot/dts/armada-xp-mv78460.dtsi
View File

@ -66,39 +66,36 @@
};
gpio0: gpio@d0018100 {
compatible = "marvell,armadaxp-gpio";
reg = <0xd0018100 0x40>,
<0xd0018800 0x30>;
compatible = "marvell,orion-gpio";
reg = <0xd0018100 0x40>;
ngpios = <32>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
interrupts = <16>, <17>, <18>, <19>;
interrupts = <82>, <83>, <84>, <85>;
};
gpio1: gpio@d0018140 {
compatible = "marvell,armadaxp-gpio";
reg = <0xd0018140 0x40>,
<0xd0018840 0x30>;
compatible = "marvell,orion-gpio";
reg = <0xd0018140 0x40>;
ngpios = <32>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
interrupts = <20>, <21>, <22>, <23>;
interrupts = <87>, <88>, <89>, <90>;
};
gpio2: gpio@d0018180 {
compatible = "marvell,armadaxp-gpio";
reg = <0xd0018180 0x40>,
<0xd0018870 0x30>;
compatible = "marvell,orion-gpio";
reg = <0xd0018180 0x40>;
ngpios = <3>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupts-cells = <2>;
interrupts = <24>;
interrupts = <91>;
};
ethernet@d0034000 {

4
arch/arm/boot/dts/at91rm9200.dtsi
View File

@ -336,8 +336,8 @@
i2c@0 {
compatible = "i2c-gpio";
gpios = <&pioA 23 0 /* sda */
&pioA 24 0 /* scl */
gpios = <&pioA 25 0 /* sda */
&pioA 26 0 /* scl */
>;
i2c-gpio,sda-open-drain;
i2c-gpio,scl-open-drain;

60
arch/arm/boot/dts/at91sam9x5.dtsi
View File

@ -143,6 +143,11 @@
atmel,pins =
<0 3 0x1 0x0>; /* PA3 periph A */
};
pinctrl_usart0_sck: usart0_sck-0 {
atmel,pins =
<0 4 0x1 0x0>; /* PA4 periph A */
};
};
usart1 {
@ -154,12 +159,17 @@
pinctrl_usart1_rts: usart1_rts-0 {
atmel,pins =
<3 27 0x3 0x0>; /* PC27 periph C */
<2 27 0x3 0x0>; /* PC27 periph C */
};
pinctrl_usart1_cts: usart1_cts-0 {
atmel,pins =
<3 28 0x3 0x0>; /* PC28 periph C */
<2 28 0x3 0x0>; /* PC28 periph C */
};
pinctrl_usart1_sck: usart1_sck-0 {
atmel,pins =
<2 28 0x3 0x0>; /* PC29 periph C */
};
};
@ -172,46 +182,56 @@
pinctrl_uart2_rts: uart2_rts-0 {
atmel,pins =
<0 0 0x2 0x0>; /* PB0 periph B */
<1 0 0x2 0x0>; /* PB0 periph B */
};
pinctrl_uart2_cts: uart2_cts-0 {
atmel,pins =
<0 1 0x2 0x0>; /* PB1 periph B */
<1 1 0x2 0x0>; /* PB1 periph B */
};
pinctrl_usart2_sck: usart2_sck-0 {
atmel,pins =
<1 2 0x2 0x0>; /* PB2 periph B */
};
};
usart3 {
pinctrl_uart3: usart3-0 {
atmel,pins =
<3 23 0x2 0x1 /* PC22 periph B with pullup */
3 23 0x2 0x0>; /* PC23 periph B */
<2 23 0x2 0x1 /* PC22 periph B with pullup */
2 23 0x2 0x0>; /* PC23 periph B */
};
pinctrl_usart3_rts: usart3_rts-0 {
atmel,pins =
<3 24 0x2 0x0>; /* PC24 periph B */
<2 24 0x2 0x0>; /* PC24 periph B */
};
pinctrl_usart3_cts: usart3_cts-0 {
atmel,pins =
<3 25 0x2 0x0>; /* PC25 periph B */
<2 25 0x2 0x0>; /* PC25 periph B */
};
pinctrl_usart3_sck: usart3_sck-0 {
atmel,pins =
<2 26 0x2 0x0>; /* PC26 periph B */
};
};
uart0 {
pinctrl_uart0: uart0-0 {
atmel,pins =
<3 8 0x3 0x0 /* PC8 periph C */
3 9 0x3 0x1>; /* PC9 periph C with pullup */
<2 8 0x3 0x0 /* PC8 periph C */
2 9 0x3 0x1>; /* PC9 periph C with pullup */
};
};
uart1 {
pinctrl_uart1: uart1-0 {
atmel,pins =
<3 16 0x3 0x0 /* PC16 periph C */
3 17 0x3 0x1>; /* PC17 periph C with pullup */
<2 16 0x3 0x0 /* PC16 periph C */
2 17 0x3 0x1>; /* PC17 periph C with pullup */
};
};
@ -240,14 +260,14 @@
pinctrl_macb0_rmii_mii: macb0_rmii_mii-0 {
atmel,pins =
<1 8 0x1 0x0 /* PA8 periph A */
1 11 0x1 0x0 /* PA11 periph A */
1 12 0x1 0x0 /* PA12 periph A */
1 13 0x1 0x0 /* PA13 periph A */
1 14 0x1 0x0 /* PA14 periph A */
1 15 0x1 0x0 /* PA15 periph A */
1 16 0x1 0x0 /* PA16 periph A */
1 17 0x1 0x0>; /* PA17 periph A */
<1 8 0x1 0x0 /* PB8 periph A */
1 11 0x1 0x0 /* PB11 periph A */
1 12 0x1 0x0 /* PB12 periph A */
1 13 0x1 0x0 /* PB13 periph A */
1 14 0x1 0x0 /* PB14 periph A */
1 15 0x1 0x0 /* PB15 periph A */
1 16 0x1 0x0 /* PB16 periph A */
1 17 0x1 0x0>; /* PB17 periph A */
};
};

12
arch/arm/boot/dts/cros5250-common.dtsi
View File

@ -96,8 +96,8 @@
fifo-depth = <0x80>;
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
samsung,dw-mshc-sdr-timing = <2 3 3>;
samsung,dw-mshc-ddr-timing = <1 2 3>;
samsung,dw-mshc-sdr-timing = <2 3>;
samsung,dw-mshc-ddr-timing = <1 2>;
slot@0 {
reg = <0>;
@ -120,8 +120,8 @@
fifo-depth = <0x80>;
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
samsung,dw-mshc-sdr-timing = <2 3 3>;
samsung,dw-mshc-ddr-timing = <1 2 3>;
samsung,dw-mshc-sdr-timing = <2 3>;
samsung,dw-mshc-ddr-timing = <1 2>;
slot@0 {
reg = <0>;
@ -141,8 +141,8 @@
fifo-depth = <0x80>;
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
samsung,dw-mshc-sdr-timing = <2 3 3>;
samsung,dw-mshc-ddr-timing = <1 2 3>;
samsung,dw-mshc-sdr-timing = <2 3>;
samsung,dw-mshc-ddr-timing = <1 2>;
slot@0 {
reg = <0>;

14
arch/arm/boot/dts/dove-cubox.dts
View File

@ -26,10 +26,15 @@
};
&uart0 { status = "okay"; };
&sdio0 { status = "okay"; };
&sata0 { status = "okay"; };
&i2c0 { status = "okay"; };
&sdio0 {
status = "okay";
/* sdio0 card detect is connected to wrong pin on CuBox */
cd-gpios = <&gpio0 12 1>;
};
&spi0 {
status = "okay";
@ -42,9 +47,14 @@
};
&pinctrl {
pinctrl-0 = <&pmx_gpio_18>;
pinctrl-0 = <&pmx_gpio_12 &pmx_gpio_18>;
pinctrl-names = "default";
pmx_gpio_12: pmx-gpio-12 {
marvell,pins = "mpp12";
marvell,function = "gpio";
};
pmx_gpio_18: pmx-gpio-18 {
marvell,pins = "mpp18";
marvell,function = "gpio";

8
arch/arm/boot/dts/exynos5250-smdk5250.dts
View File

@ -115,8 +115,8 @@
fifo-depth = <0x80>;
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
samsung,dw-mshc-sdr-timing = <2 3 3>;
samsung,dw-mshc-ddr-timing = <1 2 3>;
samsung,dw-mshc-sdr-timing = <2 3>;
samsung,dw-mshc-ddr-timing = <1 2>;
slot@0 {
reg = <0>;
@ -139,8 +139,8 @@
fifo-depth = <0x80>;
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
samsung,dw-mshc-sdr-timing = <2 3 3>;
samsung,dw-mshc-ddr-timing = <1 2 3>;
samsung,dw-mshc-sdr-timing = <2 3>;
samsung,dw-mshc-ddr-timing = <1 2>;
slot@0 {
reg = <0>;

16
arch/arm/boot/dts/kirkwood-ns2-common.dtsi
View File

@ -1,4 +1,5 @@
/include/ "kirkwood.dtsi"
/include/ "kirkwood-6281.dtsi"
/ {
chosen {
@ -6,6 +7,21 @@
};
ocp@f1000000 {
pinctrl: pinctrl@10000 {
pinctrl-0 = < &pmx_spi &pmx_twsi0 &pmx_uart0
&pmx_ns2_sata0 &pmx_ns2_sata1>;
pinctrl-names = "default";
pmx_ns2_sata0: pmx-ns2-sata0 {
marvell,pins = "mpp21";
marvell,function = "sata0";
};
pmx_ns2_sata1: pmx-ns2-sata1 {
marvell,pins = "mpp20";
marvell,function = "sata1";
};
};
serial@12000 {
clock-frequency = <166666667>;
status = "okay";

2
arch/arm/boot/dts/kirkwood.dtsi
View File

@ -36,6 +36,7 @@
reg = <0x10100 0x40>;
ngpios = <32>;
interrupt-controller;
#interrupt-cells = <2>;
interrupts = <35>, <36>, <37>, <38>;
};
@ -46,6 +47,7 @@
reg = <0x10140 0x40>;
ngpios = <18>;
interrupt-controller;
#interrupt-cells = <2>;
interrupts = <39>, <40>, <41>;
};

2
arch/arm/boot/dts/kizbox.dts
View File

@ -48,6 +48,8 @@
macb0: ethernet@fffc4000 {
phy-mode = "mii";
pinctrl-0 = <&pinctrl_macb_rmii
&pinctrl_macb_rmii_mii_alt>;
status = "okay";
};

6
arch/arm/boot/dts/sunxi.dtsi
View File

@ -60,19 +60,21 @@
};
uart0: uart@01c28000 {
compatible = "ns8250";
compatible = "snps,dw-apb-uart";
reg = <0x01c28000 0x400>;
interrupts = <1>;
reg-shift = <2>;
reg-io-width = <4>;
clock-frequency = <24000000>;
status = "disabled";
};
uart1: uart@01c28400 {
compatible = "ns8250";
compatible = "snps,dw-apb-uart";
reg = <0x01c28400 0x400>;
interrupts = <2>;
reg-shift = <2>;
reg-io-width = <4>;
clock-frequency = <24000000>;
status = "disabled";
};

2
arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
View File

@ -45,7 +45,6 @@
reg = <1>;
};
/* A7s disabled till big.LITTLE patches are available...
cpu2: cpu@2 {
device_type = "cpu";
compatible = "arm,cortex-a7";
@ -63,7 +62,6 @@
compatible = "arm,cortex-a7";
reg = <0x102>;
};
*/
};
memory@80000000 {

3
arch/arm/configs/at91_dt_defconfig
View File

@ -19,6 +19,7 @@ CONFIG_SOC_AT91SAM9260=y
CONFIG_SOC_AT91SAM9263=y
CONFIG_SOC_AT91SAM9G45=y
CONFIG_SOC_AT91SAM9X5=y
CONFIG_SOC_AT91SAM9N12=y
CONFIG_MACH_AT91SAM_DT=y
CONFIG_AT91_PROGRAMMABLE_CLOCKS=y
CONFIG_AT91_TIMER_HZ=128
@ -31,7 +32,7 @@ CONFIG_ZBOOT_ROM_TEXT=0x0
CONFIG_ZBOOT_ROM_BSS=0x0
CONFIG_ARM_APPENDED_DTB=y
CONFIG_ARM_ATAG_DTB_COMPAT=y
CONFIG_CMDLINE="mem=128M console=ttyS0,115200 initrd=0x21100000,25165824 root=/dev/ram0 rw"
CONFIG_CMDLINE="console=ttyS0,115200 initrd=0x21100000,25165824 root=/dev/ram0 rw"
CONFIG_KEXEC=y
CONFIG_AUTO_ZRELADDR=y
# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set

2
arch/arm/kernel/debug.S
View File

@ -100,12 +100,14 @@ ENTRY(printch)
b 1b
ENDPROC(printch)
#ifdef CONFIG_MMU
ENTRY(debug_ll_addr)
addruart r2, r3, ip
str r2, [r0]
str r3, [r1]
mov pc, lr
ENDPROC(debug_ll_addr)
#endif
#else

5
arch/arm/kernel/head.S
View File

@ -246,6 +246,7 @@ __create_page_tables:
/*
* Then map boot params address in r2 if specified.
* We map 2 sections in case the ATAGs/DTB crosses a section boundary.
*/
mov r0, r2, lsr #SECTION_SHIFT
movs r0, r0, lsl #SECTION_SHIFT
@ -253,6 +254,8 @@ __create_page_tables:
addne r3, r3, #PAGE_OFFSET
addne r3, r4, r3, lsr #(SECTION_SHIFT - PMD_ORDER)
orrne r6, r7, r0
strne r6, [r3], #1 << PMD_ORDER
addne r6, r6, #1 << SECTION_SHIFT
strne r6, [r3]
#ifdef CONFIG_DEBUG_LL
@ -331,7 +334,7 @@ ENTRY(secondary_startup)
* as it has already been validated by the primary processor.
*/
#ifdef CONFIG_ARM_VIRT_EXT
bl __hyp_stub_install
bl __hyp_stub_install_secondary
#endif
safe_svcmode_maskall r9

18
arch/arm/kernel/hyp-stub.S
View File

@ -99,7 +99,7 @@ ENTRY(__hyp_stub_install_secondary)
* immediately.
*/
compare_cpu_mode_with_primary r4, r5, r6, r7
bxne lr
movne pc, lr
/*
* Once we have given up on one CPU, we do not try to install the
@ -111,7 +111,7 @@ ENTRY(__hyp_stub_install_secondary)
*/
cmp r4, #HYP_MODE
bxne lr @ give up if the CPU is not in HYP mode
movne pc, lr @ give up if the CPU is not in HYP mode
/*
* Configure HSCTLR to set correct exception endianness/instruction set
@ -120,7 +120,8 @@ ENTRY(__hyp_stub_install_secondary)
* Eventually, CPU-specific code might be needed -- assume not for now
*
* This code relies on the "eret" instruction to synchronize the
* various coprocessor accesses.
* various coprocessor accesses. This is done when we switch to SVC
* (see safe_svcmode_maskall).
*/
@ Now install the hypervisor stub:
adr r7, __hyp_stub_vectors
@ -155,14 +156,7 @@ THUMB( orr r7, #(1 << 30) ) @ HSCTLR.TE
1:
#endif
bic r7, r4, #MODE_MASK
orr r7, r7, #SVC_MODE
THUMB( orr r7, r7, #PSR_T_BIT )
msr spsr_cxsf, r7 @ This is SPSR_hyp.
__MSR_ELR_HYP(14) @ msr elr_hyp, lr
__ERET @ return, switching to SVC mode
@ The boot CPU mode is left in r4.
bx lr @ The boot CPU mode is left in r4.
ENDPROC(__hyp_stub_install_secondary)
__hyp_stub_do_trap:
@ -200,7 +194,7 @@ ENDPROC(__hyp_get_vectors)
@ fall through
ENTRY(__hyp_set_vectors)
__HVC(0)
bx lr
mov pc, lr
ENDPROC(__hyp_set_vectors)
#ifndef ZIMAGE

13
arch/arm/kernel/smp.c
View File

@ -475,14 +475,8 @@ u64 smp_irq_stat_cpu(unsigned int cpu)
*/
static DEFINE_PER_CPU(struct clock_event_device, percpu_clockevent);
static void ipi_timer(void)
{
struct clock_event_device *evt = &__get_cpu_var(percpu_clockevent);
evt->event_handler(evt);
}
#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
static void smp_timer_broadcast(const struct cpumask *mask)
void tick_broadcast(const struct cpumask *mask)
{
smp_cross_call(mask, IPI_TIMER);
}
@ -530,7 +524,6 @@ static void __cpuinit percpu_timer_setup(void)
struct clock_event_device *evt = &per_cpu(percpu_clockevent, cpu);
evt->cpumask = cpumask_of(cpu);
evt->broadcast = smp_timer_broadcast;
if (!lt_ops || lt_ops->setup(evt))
broadcast_timer_setup(evt);
@ -596,11 +589,13 @@ void handle_IPI(int ipinr, struct pt_regs *regs)
case IPI_WAKEUP:
break;
#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
case IPI_TIMER:
irq_enter();
ipi_timer();
tick_receive_broadcast();
irq_exit();
break;
#endif
case IPI_RESCHEDULE:
scheduler_ipi();

2
arch/arm/mach-at91/setup.c
View File

@ -105,6 +105,8 @@ static void __init soc_detect(u32 dbgu_base)
switch (socid) {
case ARCH_ID_AT91RM9200:
at91_soc_initdata.type = AT91_SOC_RM9200;
if (at91_soc_initdata.subtype == AT91_SOC_SUBTYPE_NONE)
at91_soc_initdata.subtype = AT91_SOC_RM9200_BGA;
at91_boot_soc = at91rm9200_soc;
break;

1
arch/arm/mach-imx/Kconfig
View File

@ -851,6 +851,7 @@ config SOC_IMX6Q
select HAVE_CAN_FLEXCAN if CAN
select HAVE_IMX_GPC
select HAVE_IMX_MMDC
select HAVE_IMX_SRC
select HAVE_SMP
select MFD_SYSCON
select PINCTRL

6
arch/arm/mach-imx/clk-imx25.c
View File

@ -254,9 +254,9 @@ int __init mx25_clocks_init(void)
clk_register_clkdev(clk[ipg], "ipg", "mxc-ehci.2");
clk_register_clkdev(clk[usbotg_ahb], "ahb", "mxc-ehci.2");
clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.2");
clk_register_clkdev(clk[ipg], "ipg", "fsl-usb2-udc");
clk_register_clkdev(clk[usbotg_ahb], "ahb", "fsl-usb2-udc");
clk_register_clkdev(clk[usb_div], "per", "fsl-usb2-udc");
clk_register_clkdev(clk[ipg], "ipg", "imx-udc-mx27");
clk_register_clkdev(clk[usbotg_ahb], "ahb", "imx-udc-mx27");
clk_register_clkdev(clk[usb_div], "per", "imx-udc-mx27");
clk_register_clkdev(clk[nfc_ipg_per], NULL, "imx25-nand.0");
/* i.mx25 has the i.mx35 type cspi */
clk_register_clkdev(clk[cspi1_ipg], NULL, "imx35-cspi.0");

6
arch/arm/mach-imx/clk-imx27.c
View File

@ -236,9 +236,9 @@ int __init mx27_clocks_init(unsigned long fref)
clk_register_clkdev(clk[lcdc_ahb_gate], "ahb", "imx21-fb.0");
clk_register_clkdev(clk[csi_ahb_gate], "ahb", "imx27-camera.0");
clk_register_clkdev(clk[per4_gate], "per", "imx27-camera.0");
clk_register_clkdev(clk[usb_div], "per", "fsl-usb2-udc");
clk_register_clkdev(clk[usb_ipg_gate], "ipg", "fsl-usb2-udc");
clk_register_clkdev(clk[usb_ahb_gate], "ahb", "fsl-usb2-udc");
clk_register_clkdev(clk[usb_div], "per", "imx-udc-mx27");
clk_register_clkdev(clk[usb_ipg_gate], "ipg", "imx-udc-mx27");
clk_register_clkdev(clk[usb_ahb_gate], "ahb", "imx-udc-mx27");
clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.0");
clk_register_clkdev(clk[usb_ipg_gate], "ipg", "mxc-ehci.0");
clk_register_clkdev(clk[usb_ahb_gate], "ahb", "mxc-ehci.0");

6
arch/arm/mach-imx/clk-imx31.c
View File

@ -139,9 +139,9 @@ int __init mx31_clocks_init(unsigned long fref)
clk_register_clkdev(clk[usb_div_post], "per", "mxc-ehci.2");
clk_register_clkdev(clk[usb_gate], "ahb", "mxc-ehci.2");
clk_register_clkdev(clk[ipg], "ipg", "mxc-ehci.2");
clk_register_clkdev(clk[usb_div_post], "per", "fsl-usb2-udc");
clk_register_clkdev(clk[usb_gate], "ahb", "fsl-usb2-udc");
clk_register_clkdev(clk[ipg], "ipg", "fsl-usb2-udc");
clk_register_clkdev(clk[usb_div_post], "per", "imx-udc-mx27");
clk_register_clkdev(clk[usb_gate], "ahb", "imx-udc-mx27");
clk_register_clkdev(clk[ipg], "ipg", "imx-udc-mx27");
clk_register_clkdev(clk[csi_gate], NULL, "mx3-camera.0");
/* i.mx31 has the i.mx21 type uart */
clk_register_clkdev(clk[uart1_gate], "per", "imx21-uart.0");

6
arch/arm/mach-imx/clk-imx35.c
View File

@ -251,9 +251,9 @@ int __init mx35_clocks_init()
clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.2");
clk_register_clkdev(clk[ipg], "ipg", "mxc-ehci.2");
clk_register_clkdev(clk[usbotg_gate], "ahb", "mxc-ehci.2");
clk_register_clkdev(clk[usb_div], "per", "fsl-usb2-udc");
clk_register_clkdev(clk[ipg], "ipg", "fsl-usb2-udc");
clk_register_clkdev(clk[usbotg_gate], "ahb", "fsl-usb2-udc");
clk_register_clkdev(clk[usb_div], "per", "imx-udc-mx27");
clk_register_clkdev(clk[ipg], "ipg", "imx-udc-mx27");
clk_register_clkdev(clk[usbotg_gate], "ahb", "imx-udc-mx27");
clk_register_clkdev(clk[wdog_gate], NULL, "imx2-wdt.0");
clk_register_clkdev(clk[nfc_div], NULL, "imx25-nand.0");
clk_register_clkdev(clk[csi_gate], NULL, "mx3-camera.0");

6
arch/arm/mach-imx/clk-imx51-imx53.c
View File

@ -269,9 +269,9 @@ static void __init mx5_clocks_common_init(unsigned long rate_ckil,
clk_register_clkdev(clk[usboh3_per_gate], "per", "mxc-ehci.2");
clk_register_clkdev(clk[usboh3_gate], "ipg", "mxc-ehci.2");
clk_register_clkdev(clk[usboh3_gate], "ahb", "mxc-ehci.2");
clk_register_clkdev(clk[usboh3_per_gate], "per", "fsl-usb2-udc");
clk_register_clkdev(clk[usboh3_gate], "ipg", "fsl-usb2-udc");
clk_register_clkdev(clk[usboh3_gate], "ahb", "fsl-usb2-udc");
clk_register_clkdev(clk[usboh3_per_gate], "per", "imx-udc-mx51");
clk_register_clkdev(clk[usboh3_gate], "ipg", "imx-udc-mx51");
clk_register_clkdev(clk[usboh3_gate], "ahb", "imx-udc-mx51");
clk_register_clkdev(clk[nfc_gate], NULL, "imx51-nand");
clk_register_clkdev(clk[ssi1_ipg_gate], NULL, "imx-ssi.0");
clk_register_clkdev(clk[ssi2_ipg_gate], NULL, "imx-ssi.1");

3
arch/arm/mach-imx/clk-imx6q.c
View File

@ -436,6 +436,9 @@ int __init mx6q_clocks_init(void)
for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
clk_prepare_enable(clk[clks_init_on[i]]);
/* Set initial power mode */
imx6q_set_lpm(WAIT_CLOCKED);
np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-gpt");
base = of_iomap(np, 0);
WARN_ON(!base);

1
arch/arm/mach-imx/common.h
View File

@ -142,6 +142,7 @@ extern int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode);
extern void imx6q_clock_map_io(void);
extern void imx_cpu_die(unsigned int cpu);
extern int imx_cpu_kill(unsigned int cpu);
#ifdef CONFIG_PM
extern void imx6q_pm_init(void);

1
arch/arm/mach-imx/devices/devices-common.h
View File

@ -63,6 +63,7 @@ struct platform_device *__init imx_add_flexcan(
#include <linux/fsl_devices.h>
struct imx_fsl_usb2_udc_data {
const char *devid;
resource_size_t iobase;
resource_size_t irq;
};

15
arch/arm/mach-imx/devices/platform-fsl-usb2-udc.c
View File

@ -11,35 +11,36 @@
#include "../hardware.h"
#include "devices-common.h"
#define imx_fsl_usb2_udc_data_entry_single(soc) \
#define imx_fsl_usb2_udc_data_entry_single(soc, _devid) \
{ \
.devid = _devid, \
.iobase = soc ## _USB_OTG_BASE_ADDR, \
.irq = soc ## _INT_USB_OTG, \
}
#ifdef CONFIG_SOC_IMX25
const struct imx_fsl_usb2_udc_data imx25_fsl_usb2_udc_data __initconst =
imx_fsl_usb2_udc_data_entry_single(MX25);
imx_fsl_usb2_udc_data_entry_single(MX25, "imx-udc-mx27");
#endif /* ifdef CONFIG_SOC_IMX25 */
#ifdef CONFIG_SOC_IMX27
const struct imx_fsl_usb2_udc_data imx27_fsl_usb2_udc_data __initconst =
imx_fsl_usb2_udc_data_entry_single(MX27);
imx_fsl_usb2_udc_data_entry_single(MX27, "imx-udc-mx27");
#endif /* ifdef CONFIG_SOC_IMX27 */
#ifdef CONFIG_SOC_IMX31
const struct imx_fsl_usb2_udc_data imx31_fsl_usb2_udc_data __initconst =
imx_fsl_usb2_udc_data_entry_single(MX31);
imx_fsl_usb2_udc_data_entry_single(MX31, "imx-udc-mx27");
#endif /* ifdef CONFIG_SOC_IMX31 */
#ifdef CONFIG_SOC_IMX35
const struct imx_fsl_usb2_udc_data imx35_fsl_usb2_udc_data __initconst =
imx_fsl_usb2_udc_data_entry_single(MX35);
imx_fsl_usb2_udc_data_entry_single(MX35, "imx-udc-mx27");
#endif /* ifdef CONFIG_SOC_IMX35 */
#ifdef CONFIG_SOC_IMX51
const struct imx_fsl_usb2_udc_data imx51_fsl_usb2_udc_data __initconst =
imx_fsl_usb2_udc_data_entry_single(MX51);
imx_fsl_usb2_udc_data_entry_single(MX51, "imx-udc-mx51");
#endif
struct platform_device *__init imx_add_fsl_usb2_udc(
@ -57,7 +58,7 @@ struct platform_device *__init imx_add_fsl_usb2_udc(
.flags = IORESOURCE_IRQ,
},
};
return imx_add_platform_device_dmamask("fsl-usb2-udc", -1,
return imx_add_platform_device_dmamask(data->devid, -1,
res, ARRAY_SIZE(res),
pdata, sizeof(*pdata), DMA_BIT_MASK(32));
}

2
arch/arm/mach-imx/devices/platform-imx-fb.c
View File

@ -54,7 +54,7 @@ struct platform_device *__init imx_add_imx_fb(
.flags = IORESOURCE_IRQ,
},
};
return imx_add_platform_device_dmamask("imx-fb", 0,
return imx_add_platform_device_dmamask(data->devid, 0,
res, ARRAY_SIZE(res),
pdata, sizeof(*pdata), DMA_BIT_MASK(32));
}

12
arch/arm/mach-imx/hotplug.c
View File

@ -46,9 +46,11 @@ static inline void cpu_enter_lowpower(void)
void imx_cpu_die(unsigned int cpu)
{
cpu_enter_lowpower();
imx_enable_cpu(cpu, false);
/* spin here until hardware takes it down */
while (1)
;
cpu_do_idle();
}
int imx_cpu_kill(unsigned int cpu)
{
imx_enable_cpu(cpu, false);
return 1;
}

3
arch/arm/mach-imx/iram_alloc.c
View File

@ -22,8 +22,7 @@
#include <linux/module.h>
#include <linux/spinlock.h>
#include <linux/genalloc.h>
#include "iram.h"
#include "linux/platform_data/imx-iram.h"
static unsigned long iram_phys_base;
static void __iomem *iram_virt_base;

1
arch/arm/mach-imx/platsmp.c
View File

@ -92,5 +92,6 @@ struct smp_operations imx_smp_ops __initdata = {
.smp_boot_secondary = imx_boot_secondary,
#ifdef CONFIG_HOTPLUG_CPU
.cpu_die = imx_cpu_die,
.cpu_kill = imx_cpu_kill,
#endif
};

1
arch/arm/mach-imx/pm-imx6q.c
View File

@ -41,6 +41,7 @@ static int imx6q_pm_enter(suspend_state_t state)
cpu_suspend(0, imx6q_suspend_finish);
imx_smp_prepare();
imx_gpc_post_resume();
imx6q_set_lpm(WAIT_CLOCKED);
break;
default:
return -EINVAL;

14
arch/arm/mach-integrator/pci_v3.c
View File

@ -475,13 +475,12 @@ int __init pci_v3_setup(int nr, struct pci_sys_data *sys)
{
int ret = 0;
if (!ap_syscon_base)
return -EINVAL;
if (nr == 0) {
sys->mem_offset = PHYS_PCI_MEM_BASE;
ret = pci_v3_setup_resources(sys);
/* Remap the Integrator system controller */
ap_syscon_base = ioremap(INTEGRATOR_SC_BASE, 0x100);
if (!ap_syscon_base)
return -EINVAL;
}
return ret;
@ -497,6 +496,13 @@ void __init pci_v3_preinit(void)
unsigned int temp;
int ret;
/* Remap the Integrator system controller */
ap_syscon_base = ioremap(INTEGRATOR_SC_BASE, 0x100);
if (!ap_syscon_base) {
pr_err("unable to remap the AP syscon for PCIv3\n");
return;
}
pcibios_min_mem = 0x00100000;
/*

38
arch/arm/mach-kirkwood/board-ns2.c
View File

@ -18,47 +18,11 @@
#include <linux/gpio.h>
#include <linux/of.h>
#include "common.h"
#include "mpp.h"
static struct mv643xx_eth_platform_data ns2_ge00_data = {
.phy_addr = MV643XX_ETH_PHY_ADDR(8),
};
static unsigned int ns2_mpp_config[] __initdata = {
MPP0_SPI_SCn,
MPP1_SPI_MOSI,
MPP2_SPI_SCK,
MPP3_SPI_MISO,
MPP4_NF_IO6,
MPP5_NF_IO7,
MPP6_SYSRST_OUTn,
MPP7_GPO, /* Fan speed (bit 1) */
MPP8_TW0_SDA,
MPP9_TW0_SCK,
MPP10_UART0_TXD,
MPP11_UART0_RXD,
MPP12_GPO, /* Red led */
MPP14_GPIO, /* USB fuse */
MPP16_GPIO, /* SATA 0 power */
MPP17_GPIO, /* SATA 1 power */
MPP18_NF_IO0,
MPP19_NF_IO1,
MPP20_SATA1_ACTn,
MPP21_SATA0_ACTn,
MPP22_GPIO, /* Fan speed (bit 0) */
MPP23_GPIO, /* Fan power */
MPP24_GPIO, /* USB mode select */
MPP25_GPIO, /* Fan rotation fail */
MPP26_GPIO, /* USB device vbus */
MPP28_GPIO, /* USB enable host vbus */
MPP29_GPIO, /* Blue led (slow register) */
MPP30_GPIO, /* Blue led (command register) */
MPP31_GPIO, /* Board power off */
MPP32_GPIO, /* Power button (0 = Released, 1 = Pushed) */
MPP33_GPO, /* Fan speed (bit 2) */
0
};
#define NS2_GPIO_POWER_OFF 31
static void ns2_power_off(void)
@ -71,8 +35,6 @@ void __init ns2_init(void)
/*
* Basic setup. Needs to be called early.
*/
kirkwood_mpp_conf(ns2_mpp_config);
if (of_machine_is_compatible("lacie,netspace_lite_v2") ||
of_machine_is_compatible("lacie,netspace_mini_v2"))
ns2_ge00_data.phy_addr = MV643XX_ETH_PHY_ADDR(0);

2
arch/arm/mach-mvebu/Makefile
View File

@ -1,6 +1,8 @@
ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include \
-I$(srctree)/arch/arm/plat-orion/include
AFLAGS_coherency_ll.o := -Wa,-march=armv7-a
obj-y += system-controller.o
obj-$(CONFIG_MACH_ARMADA_370_XP) += armada-370-xp.o irq-armada-370-xp.o addr-map.o coherency.o coherency_ll.o pmsu.o
obj-$(CONFIG_SMP) += platsmp.o headsmp.o

6
arch/arm/mach-omap2/board-omap4panda.c
View File

@ -397,6 +397,12 @@ static struct omap_board_mux board_mux[] __initdata = {
OMAP_PULL_ENA),
OMAP4_MUX(ABE_MCBSP1_FSX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
/* UART2 - BT/FM/GPS shared transport */
OMAP4_MUX(UART2_CTS, OMAP_PIN_INPUT | OMAP_MUX_MODE0),
OMAP4_MUX(UART2_RTS, OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
OMAP4_MUX(UART2_RX, OMAP_PIN_INPUT | OMAP_MUX_MODE0),
OMAP4_MUX(UART2_TX, OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
{ .reg_offset = OMAP_MUX_TERMINATOR },
};

2
arch/arm/mach-omap2/cclock2420_data.c
View File

@ -1935,6 +1935,8 @@ int __init omap2420_clk_init(void)
omap2_init_clk_hw_omap_clocks(c->lk.clk);
}
omap2xxx_clkt_vps_late_init();
omap2_clk_disable_autoidle_all();
omap2_clk_enable_init_clocks(enable_init_clks,

2
arch/arm/mach-omap2/cclock2430_data.c
View File

@ -2050,6 +2050,8 @@ int __init omap2430_clk_init(void)
omap2_init_clk_hw_omap_clocks(c->lk.clk);
}
omap2xxx_clkt_vps_late_init();
omap2_clk_disable_autoidle_all();
omap2_clk_enable_init_clocks(enable_init_clks,

13
arch/arm/mach-omap2/cclock44xx_data.c
View File

@ -2026,14 +2026,13 @@ int __init omap4xxx_clk_init(void)
* On OMAP4460 the ABE DPLL fails to turn on if in idle low-power
* state when turning the ABE clock domain. Workaround this by
* locking the ABE DPLL on boot.
* Lock the ABE DPLL in any case to avoid issues with audio.
*/
if (cpu_is_omap446x()) {
rc = clk_set_parent(&abe_dpll_refclk_mux_ck, &sys_32k_ck);
if (!rc)
rc = clk_set_rate(&dpll_abe_ck, OMAP4_DPLL_ABE_DEFFREQ);
if (rc)
pr_err("%s: failed to configure ABE DPLL!\n", __func__);
}
rc = clk_set_parent(&abe_dpll_refclk_mux_ck, &sys_32k_ck);
if (!rc)
rc = clk_set_rate(&dpll_abe_ck, OMAP4_DPLL_ABE_DEFFREQ);
if (rc)
pr_err("%s: failed to configure ABE DPLL!\n", __func__);
return 0;
}

2
arch/arm/mach-omap2/devices.c
View File

@ -639,7 +639,7 @@ static int count_ocp2scp_devices(struct omap_ocp2scp_dev *ocp2scp_dev)
return cnt;
}
static void omap_init_ocp2scp(void)
static void __init omap_init_ocp2scp(void)
{
struct omap_hwmod *oh;
struct platform_device *pdev;

3
arch/arm/mach-omap2/drm.c
View File

@ -25,6 +25,7 @@
#include <linux/dma-mapping.h>
#include <linux/platform_data/omap_drm.h>
#include "soc.h"
#include "omap_device.h"
#include "omap_hwmod.h"
@ -56,7 +57,7 @@ static int __init omap_init_drm(void)
oh->name);
}
platform_data.omaprev = GET_OMAP_REVISION();
platform_data.omaprev = GET_OMAP_TYPE;
return platform_device_register(&omap_drm_device);

6
arch/arm/mach-omap2/omap_hwmod_44xx_data.c
View File

@ -2132,8 +2132,12 @@ static struct omap_hwmod omap44xx_mcpdm_hwmod = {
* currently reset very early during boot, before I2C is
* available, so it doesn't seem that we have any choice in
* the kernel other than to avoid resetting it.
*
* Also, McPDM needs to be configured to NO_IDLE mode when it
* is in used otherwise vital clocks will be gated which
* results 'slow motion' audio playback.
*/
.flags = HWMOD_EXT_OPT_MAIN_CLK,
.flags = HWMOD_EXT_OPT_MAIN_CLK | HWMOD_SWSUP_SIDLE,
.mpu_irqs = omap44xx_mcpdm_irqs,
.sdma_reqs = omap44xx_mcpdm_sdma_reqs,
.main_clk = "mcpdm_fck",

8
arch/arm/mach-omap2/timer.c
View File

@ -165,15 +165,11 @@ static struct device_node * __init omap_get_timer_dt(struct of_device_id *match,
struct device_node *np;
for_each_matching_node(np, match) {
if (!of_device_is_available(np)) {
of_node_put(np);
if (!of_device_is_available(np))
continue;
}
if (property && !of_get_property(np, property, NULL)) {
of_node_put(np);
if (property && !of_get_property(np, property, NULL))
continue;
}
of_add_property(np, &device_disabled);
return np;

2
arch/arm/mach-s3c64xx/mach-crag6410-module.c
View File

@ -47,7 +47,7 @@ static struct spi_board_info wm1253_devs[] = {
.bus_num = 0,
.chip_select = 0,
.mode = SPI_MODE_0,
.irq = S3C_EINT(5),
.irq = S3C_EINT(4),
.controller_data = &wm0010_spi_csinfo,
.platform_data = &wm0010_pdata,
},

2
arch/arm/mach-s3c64xx/pm.c
View File

@ -338,8 +338,10 @@ int __init s3c64xx_pm_init(void)
for (i = 0; i < ARRAY_SIZE(s3c64xx_pm_domains); i++)
pm_genpd_init(&s3c64xx_pm_domains[i]->pd, NULL, false);
#ifdef CONFIG_S3C_DEV_FB
if (dev_get_platdata(&s3c_device_fb.dev))
pm_genpd_add_device(&s3c64xx_pm_f.pd, &s3c_device_fb.dev);
#endif
return 0;
}

18
arch/arm/mm/dma-mapping.c
View File

@ -774,25 +774,27 @@ static void dma_cache_maint_page(struct page *page, unsigned long offset,
size_t size, enum dma_data_direction dir,
void (*op)(const void *, size_t, int))
{
unsigned long pfn;
size_t left = size;
pfn = page_to_pfn(page) + offset / PAGE_SIZE;
offset %= PAGE_SIZE;
/*
* A single sg entry may refer to multiple physically contiguous
* pages. But we still need to process highmem pages individually.
* If highmem is not configured then the bulk of this loop gets
* optimized out.
*/
size_t left = size;
do {
size_t len = left;
void *vaddr;
page = pfn_to_page(pfn);
if (PageHighMem(page)) {
if (len + offset > PAGE_SIZE) {
if (offset >= PAGE_SIZE) {
page += offset / PAGE_SIZE;
offset %= PAGE_SIZE;
}
if (len + offset > PAGE_SIZE)
len = PAGE_SIZE - offset;
}
vaddr = kmap_high_get(page);
if (vaddr) {
vaddr += offset;
@ -809,7 +811,7 @@ static void dma_cache_maint_page(struct page *page, unsigned long offset,
op(vaddr, len, dir);
}
offset = 0;
page++;
pfn++;
left -= len;
} while (left);
}

2
arch/arm/mm/mmu.c
View File

@ -298,7 +298,7 @@ static struct mem_type mem_types[] = {
},
[MT_MEMORY_SO] = {
.prot_pte = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_DIRTY |
L_PTE_MT_UNCACHED,
L_PTE_MT_UNCACHED | L_PTE_XN,
.prot_l1 = PMD_TYPE_TABLE,
.prot_sect = PMD_TYPE_SECT | PMD_SECT_AP_WRITE | PMD_SECT_S |
PMD_SECT_UNCACHED | PMD_SECT_XN,

2
arch/arm/plat-versatile/headsmp.S
View File

@ -20,7 +20,7 @@
*/
ENTRY(versatile_secondary_startup)
mrc p15, 0, r0, c0, c0, 5
and r0, r0, #15
bic r0, #0xff000000
adr r4, 1f
ldmia r4, {r5, r6}
sub r4, r4, r5

6
arch/arm/vfp/entry.S
View File

@ -22,7 +22,7 @@
@ IRQs disabled.
@
ENTRY(do_vfp)
#ifdef CONFIG_PREEMPT
#ifdef CONFIG_PREEMPT_COUNT
ldr r4, [r10, #TI_PREEMPT] @ get preempt count
add r11, r4, #1 @ increment it
str r11, [r10, #TI_PREEMPT]
@ -35,7 +35,7 @@ ENTRY(do_vfp)
ENDPROC(do_vfp)
ENTRY(vfp_null_entry)
#ifdef CONFIG_PREEMPT
#ifdef CONFIG_PREEMPT_COUNT
get_thread_info r10
ldr r4, [r10, #TI_PREEMPT] @ get preempt count
sub r11, r4, #1 @ decrement it
@ -53,7 +53,7 @@ ENDPROC(vfp_null_entry)
__INIT
ENTRY(vfp_testing_entry)
#ifdef CONFIG_PREEMPT
#ifdef CONFIG_PREEMPT_COUNT
get_thread_info r10
ldr r4, [r10, #TI_PREEMPT] @ get preempt count
sub r11, r4, #1 @ decrement it

4
arch/arm/vfp/vfphw.S
View File

@ -168,7 +168,7 @@ vfp_hw_state_valid:
@ else it's one 32-bit instruction, so
@ always subtract 4 from the following
@ instruction address.
#ifdef CONFIG_PREEMPT
#ifdef CONFIG_PREEMPT_COUNT
get_thread_info r10
ldr r4, [r10, #TI_PREEMPT] @ get preempt count
sub r11, r4, #1 @ decrement it
@ -192,7 +192,7 @@ look_for_VFP_exceptions:
@ not recognised by VFP
DBGSTR "not VFP"
#ifdef CONFIG_PREEMPT
#ifdef CONFIG_PREEMPT_COUNT
get_thread_info r10
ldr r4, [r10, #TI_PREEMPT] @ get preempt count
sub r11, r4, #1 @ decrement it

5
arch/arm64/include/asm/elf.h
View File

@ -26,7 +26,10 @@
typedef unsigned long elf_greg_t;
#define ELF_NGREG (sizeof (struct pt_regs) / sizeof(elf_greg_t))
#define ELF_NGREG (sizeof(struct user_pt_regs) / sizeof(elf_greg_t))
#define ELF_CORE_COPY_REGS(dest, regs) \
*(struct user_pt_regs *)&(dest) = (regs)->user_regs;
typedef elf_greg_t elf_gregset_t[ELF_NGREG];
typedef struct user_fpsimd_state elf_fpregset_t;

27
arch/ia64/kernel/ptrace.c
View File

@ -672,33 +672,6 @@ ptrace_attach_sync_user_rbs (struct task_struct *child)
read_unlock(&tasklist_lock);
}
static inline int
thread_matches (struct task_struct *thread, unsigned long addr)
{
unsigned long thread_rbs_end;
struct pt_regs *thread_regs;
if (ptrace_check_attach(thread, 0) < 0)
/*
* If the thread is not in an attachable state, we'll
* ignore it. The net effect is that if ADDR happens
* to overlap with the portion of the thread's
* register backing store that is currently residing
* on the thread's kernel stack, then ptrace() may end
* up accessing a stale value. But if the thread
* isn't stopped, that's a problem anyhow, so we're
* doing as well as we can...
*/
return 0;
thread_regs = task_pt_regs(thread);
thread_rbs_end = ia64_get_user_rbs_end(thread, thread_regs, NULL);
if (!on_kernel_rbs(addr, thread_regs->ar_bspstore, thread_rbs_end))
return 0;
return 1; /* looks like we've got a winner */
}
/*
* Write f32-f127 back to task->thread.fph if it has been modified.
*/

16
arch/m68k/include/asm/dma-mapping.h
View File

@ -21,6 +21,22 @@ extern void *dma_alloc_coherent(struct device *, size_t,
extern void dma_free_coherent(struct device *, size_t,
void *, dma_addr_t);
static inline void *dma_alloc_attrs(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t flag,
struct dma_attrs *attrs)
{
/* attrs is not supported and ignored */
return dma_alloc_coherent(dev, size, dma_handle, flag);
}
static inline void dma_free_attrs(struct device *dev, size_t size,
void *cpu_addr, dma_addr_t dma_handle,
struct dma_attrs *attrs)
{
/* attrs is not supported and ignored */
dma_free_coherent(dev, size, cpu_addr, dma_handle);
}
static inline void *dma_alloc_noncoherent(struct device *dev, size_t size,
dma_addr_t *handle, gfp_t flag)
{

2
arch/m68k/include/asm/pgtable_no.h
View File

@ -64,6 +64,8 @@ extern unsigned int kobjsize(const void *objp);
*/
#define VMALLOC_START 0
#define VMALLOC_END 0xffffffff
#define KMAP_START 0
#define KMAP_END 0xffffffff
#include <asm-generic/pgtable.h>

2
arch/m68k/include/asm/unistd.h
View File

@ -4,7 +4,7 @@
#include <uapi/asm/unistd.h>
#define NR_syscalls 348
#define NR_syscalls 349
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_OLD_STAT

1
arch/m68k/include/uapi/asm/unistd.h
View File

@ -353,5 +353,6 @@
#define __NR_process_vm_readv 345
#define __NR_process_vm_writev 346
#define __NR_kcmp 347
#define __NR_finit_module 348
#endif /* _UAPI_ASM_M68K_UNISTD_H_ */

1
arch/m68k/kernel/syscalltable.S
View File

@ -368,4 +368,5 @@ ENTRY(sys_call_table)
.long sys_process_vm_readv /* 345 */
.long sys_process_vm_writev
.long sys_kcmp
.long sys_finit_module

8
arch/m68k/mm/init.c
View File

@ -39,6 +39,11 @@
void *empty_zero_page;
EXPORT_SYMBOL(empty_zero_page);
#if !defined(CONFIG_SUN3) && !defined(CONFIG_COLDFIRE)
extern void init_pointer_table(unsigned long ptable);
extern pmd_t *zero_pgtable;
#endif
#ifdef CONFIG_MMU
pg_data_t pg_data_map[MAX_NUMNODES];
@ -69,9 +74,6 @@ void __init m68k_setup_node(int node)
node_set_online(node);
}
extern void init_pointer_table(unsigned long ptable);
extern pmd_t *zero_pgtable;
#else /* CONFIG_MMU */
/*

20
arch/parisc/kernel/entry.S
View File

@ -1865,7 +1865,7 @@ syscall_restore:
/* Are we being ptraced? */
ldw TASK_FLAGS(%r1),%r19
ldi (_TIF_SINGLESTEP|_TIF_BLOCKSTEP),%r2
ldi _TIF_SYSCALL_TRACE_MASK,%r2
and,COND(=) %r19,%r2,%r0
b,n syscall_restore_rfi
@ -1978,15 +1978,23 @@ syscall_restore_rfi:
/* sr2 should be set to zero for userspace syscalls */
STREG %r0,TASK_PT_SR2(%r1)
pt_regs_ok:
LDREG TASK_PT_GR31(%r1),%r2
depi 3,31,2,%r2 /* ensure return to user mode. */
STREG %r2,TASK_PT_IAOQ0(%r1)
depi 3,31,2,%r2 /* ensure return to user mode. */
STREG %r2,TASK_PT_IAOQ0(%r1)
ldo 4(%r2),%r2
STREG %r2,TASK_PT_IAOQ1(%r1)
copy %r25,%r16
b intr_restore
nop
copy %r25,%r16
pt_regs_ok:
LDREG TASK_PT_IAOQ0(%r1),%r2
depi 3,31,2,%r2 /* ensure return to user mode. */
STREG %r2,TASK_PT_IAOQ0(%r1)
LDREG TASK_PT_IAOQ1(%r1),%r2
depi 3,31,2,%r2
STREG %r2,TASK_PT_IAOQ1(%r1)
b intr_restore
copy %r25,%r16
.import schedule,code
syscall_do_resched:

6
arch/parisc/kernel/irq.c
View File

@ -410,11 +410,13 @@ void __init init_IRQ(void)
{
local_irq_disable(); /* PARANOID - should already be disabled */
mtctl(~0UL, 23); /* EIRR : clear all pending external intr */
claim_cpu_irqs();
#ifdef CONFIG_SMP
if (!cpu_eiem)
if (!cpu_eiem) {
claim_cpu_irqs();
cpu_eiem = EIEM_MASK(IPI_IRQ) | EIEM_MASK(TIMER_IRQ);
}
#else
claim_cpu_irqs();
cpu_eiem = EIEM_MASK(TIMER_IRQ);
#endif
set_eiem(cpu_eiem); /* EIEM : enable all external intr */

2
arch/parisc/kernel/ptrace.c
View File

@ -26,7 +26,7 @@
#include <asm/asm-offsets.h>
/* PSW bits we allow the debugger to modify */
#define USER_PSW_BITS (PSW_N | PSW_V | PSW_CB)
#define USER_PSW_BITS (PSW_N | PSW_B | PSW_V | PSW_CB)
/*
* Called by kernel/ptrace.c when detaching..

4
arch/parisc/kernel/signal.c
View File

@ -190,8 +190,10 @@ get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size)
DBG(1,"get_sigframe: ka = %#lx, sp = %#lx, frame_size = %#lx\n",
(unsigned long)ka, sp, frame_size);
/* Align alternate stack and reserve 64 bytes for the signal
handler's frame marker. */
if ((ka->sa.sa_flags & SA_ONSTACK) != 0 && ! sas_ss_flags(sp))
sp = current->sas_ss_sp; /* Stacks grow up! */
sp = (current->sas_ss_sp + 0x7f) & ~0x3f; /* Stacks grow up! */
DBG(1,"get_sigframe: Returning sp = %#lx\n", (unsigned long)sp);
return (void __user *) sp; /* Stacks grow up. Fun. */

11
arch/parisc/math-emu/cnv_float.h
View File

@ -347,16 +347,15 @@
Sgl_isinexact_to_fix(sgl_value,exponent)
#define Duint_from_sgl_mantissa(sgl_value,exponent,dresultA,dresultB) \
{Sall(sgl_value) <<= SGL_EXP_LENGTH; /* left-justify */ \
{unsigned int val = Sall(sgl_value) << SGL_EXP_LENGTH; \
if (exponent <= 31) { \
Dintp1(dresultA) = 0; \
Dintp2(dresultB) = (unsigned)Sall(sgl_value) >> (31 - exponent); \
Dintp1(dresultA) = 0; \
Dintp2(dresultB) = val >> (31 - exponent); \
} \
else { \
Dintp1(dresultA) = Sall(sgl_value) >> (63 - exponent); \
Dintp2(dresultB) = Sall(sgl_value) << (exponent - 31); \
Dintp1(dresultA) = val >> (63 - exponent); \
Dintp2(dresultB) = exponent <= 62 ? val << (exponent - 31) : 0; \
} \
Sall(sgl_value) >>= SGL_EXP_LENGTH; /* return to original */ \
}
#define Duint_setzero(dresultA,dresultB) \

2
arch/powerpc/kernel/entry_32.S
View File

@ -439,6 +439,8 @@ ret_from_fork:
ret_from_kernel_thread:
REST_NVGPRS(r1)
bl schedule_tail
li r3,0
stw r3,0(r1)
mtlr r14
mr r3,r15
PPC440EP_ERR42

13
arch/powerpc/kernel/entry_64.S
View File

@ -664,6 +664,19 @@ resume_kernel:
ld r4,TI_FLAGS(r9)
andi. r0,r4,_TIF_NEED_RESCHED
bne 1b
/*
* arch_local_irq_restore() from preempt_schedule_irq above may
* enable hard interrupt but we really should disable interrupts
* when we return from the interrupt, and so that we don't get
* interrupted after loading SRR0/1.
*/
#ifdef CONFIG_PPC_BOOK3E
wrteei 0
#else
ld r10,PACAKMSR(r13) /* Get kernel MSR without EE */
mtmsrd r10,1 /* Update machine state */
#endif /* CONFIG_PPC_BOOK3E */
#endif /* CONFIG_PREEMPT */
.globl fast_exc_return_irq

5
arch/powerpc/kernel/kgdb.c
View File

@ -154,12 +154,12 @@ static int kgdb_handle_breakpoint(struct pt_regs *regs)
static int kgdb_singlestep(struct pt_regs *regs)
{
struct thread_info *thread_info, *exception_thread_info;
struct thread_info *backup_current_thread_info = \
(struct thread_info *)kmalloc(sizeof(struct thread_info), GFP_KERNEL);
struct thread_info *backup_current_thread_info;
if (user_mode(regs))
return 0;
backup_current_thread_info = (struct thread_info *)kmalloc(sizeof(struct thread_info), GFP_KERNEL);
/*
* On Book E and perhaps other processors, singlestep is handled on
* the critical exception stack. This causes current_thread_info()
@ -185,6 +185,7 @@ static int kgdb_singlestep(struct pt_regs *regs)
/* Restore current_thread_info lastly. */
memcpy(exception_thread_info, backup_current_thread_info, sizeof *thread_info);
kfree(backup_current_thread_info);
return 1;
}

9
arch/powerpc/kernel/time.c
View File

@ -494,10 +494,15 @@ void timer_interrupt(struct pt_regs * regs)
set_dec(DECREMENTER_MAX);
/* Some implementations of hotplug will get timer interrupts while
* offline, just ignore these
* offline, just ignore these and we also need to set
* decrementers_next_tb as MAX to make sure __check_irq_replay
* don't replay timer interrupt when return, otherwise we'll trap
* here infinitely :(
*/
if (!cpu_online(smp_processor_id()))
if (!cpu_online(smp_processor_id())) {
*next_tb = ~(u64)0;
return;
}
/* Conditionally hard-enable interrupts now that the DEC has been
* bumped to its maximum value

2
arch/powerpc/kvm/emulate.c
View File

@ -39,6 +39,7 @@
#define OP_31_XOP_TRAP 4
#define OP_31_XOP_LWZX 23
#define OP_31_XOP_TRAP_64 68
#define OP_31_XOP_DCBF 86
#define OP_31_XOP_LBZX 87
#define OP_31_XOP_STWX 151
#define OP_31_XOP_STBX 215
@ -374,6 +375,7 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu)
emulated = kvmppc_emulate_mtspr(vcpu, sprn, rs);
break;
case OP_31_XOP_DCBF:
case OP_31_XOP_DCBI:
/* Do nothing. The guest is performing dcbi because
* hardware DMA is not snooped by the dcache, but

2
arch/powerpc/oprofile/op_model_power4.c
View File

@ -52,7 +52,7 @@ static int power7_marked_instr_event(u64 mmcr1)
for (pmc = 0; pmc < 4; pmc++) {
psel = mmcr1 & (OPROFILE_PM_PMCSEL_MSK
<< (OPROFILE_MAX_PMC_NUM - pmc)
* OPROFILE_MAX_PMC_NUM);
* OPROFILE_PMSEL_FIELD_WIDTH);
psel = (psel >> ((OPROFILE_MAX_PMC_NUM - pmc)
* OPROFILE_PMSEL_FIELD_WIDTH)) & ~1ULL;
unit = mmcr1 & (OPROFILE_PM_UNIT_MSK

7
arch/powerpc/platforms/pasemi/cpufreq.c
View File

@ -236,6 +236,13 @@ out:
static int pas_cpufreq_cpu_exit(struct cpufreq_policy *policy)
{
/*
* We don't support CPU hotplug. Don't unmap after the system
* has already made it to a running state.
*/
if (system_state != SYSTEM_BOOTING)
return 0;
if (sdcasr_mapbase)
iounmap(sdcasr_mapbase);
if (sdcpwr_mapbase)

12
arch/s390/include/asm/pgtable.h
View File

@ -1365,6 +1365,18 @@ static inline void pmdp_invalidate(struct vm_area_struct *vma,
__pmd_idte(address, pmdp);
}
#define __HAVE_ARCH_PMDP_SET_WRPROTECT
static inline void pmdp_set_wrprotect(struct mm_struct *mm,
unsigned long address, pmd_t *pmdp)
{
pmd_t pmd = *pmdp;
if (pmd_write(pmd)) {
__pmd_idte(address, pmdp);
set_pmd_at(mm, address, pmdp, pmd_wrprotect(pmd));
}
}
static inline pmd_t mk_pmd_phys(unsigned long physpage, pgprot_t pgprot)
{
pmd_t __pmd;

1
arch/x86/Kconfig
View File

@ -2138,6 +2138,7 @@ config OLPC_XO1_RTC
config OLPC_XO1_SCI
bool "OLPC XO-1 SCI extras"
depends on OLPC && OLPC_XO1_PM
depends on INPUT=y
select POWER_SUPPLY
select GPIO_CS5535
select MFD_CORE

4
arch/x86/boot/Makefile
View File

@ -71,7 +71,7 @@ GCOV_PROFILE := n
$(obj)/bzImage: asflags-y := $(SVGA_MODE)
quiet_cmd_image = BUILD $@
cmd_image = $(obj)/tools/build $(obj)/setup.bin $(obj)/vmlinux.bin > $@
cmd_image = $(obj)/tools/build $(obj)/setup.bin $(obj)/vmlinux.bin $(obj)/zoffset.h > $@
$(obj)/bzImage: $(obj)/setup.bin $(obj)/vmlinux.bin $(obj)/tools/build FORCE
$(call if_changed,image)
@ -92,7 +92,7 @@ targets += voffset.h
$(obj)/voffset.h: vmlinux FORCE
$(call if_changed,voffset)
sed-zoffset := -e 's/^\([0-9a-fA-F]*\) . \(startup_32\|input_data\|_end\|z_.*\)$$/\#define ZO_\2 0x\1/p'
sed-zoffset := -e 's/^\([0-9a-fA-F]*\) . \(startup_32\|startup_64\|efi_pe_entry\|efi_stub_entry\|input_data\|_end\|z_.*\)$$/\#define ZO_\2 0x\1/p'
quiet_cmd_zoffset = ZOFFSET $@
cmd_zoffset = $(NM) $< | sed -n $(sed-zoffset) > $@

21
arch/x86/boot/compressed/eboot.c
View File

@ -256,10 +256,10 @@ static efi_status_t setup_efi_pci(struct boot_params *params)
int i;
struct setup_data *data;
data = (struct setup_data *)params->hdr.setup_data;
data = (struct setup_data *)(unsigned long)params->hdr.setup_data;
while (data && data->next)
data = (struct setup_data *)data->next;
data = (struct setup_data *)(unsigned long)data->next;
status = efi_call_phys5(sys_table->boottime->locate_handle,
EFI_LOCATE_BY_PROTOCOL, &pci_proto,
@ -295,16 +295,18 @@ static efi_status_t setup_efi_pci(struct boot_params *params)
if (!pci)
continue;
#ifdef CONFIG_X86_64
status = efi_call_phys4(pci->attributes, pci,
EfiPciIoAttributeOperationGet, 0,
&attributes);
#else
status = efi_call_phys5(pci->attributes, pci,
EfiPciIoAttributeOperationGet, 0, 0,
&attributes);
#endif
if (status != EFI_SUCCESS)
continue;
if (!(attributes & EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM))
continue;
if (!pci->romimage || !pci->romsize)
continue;
@ -345,9 +347,9 @@ static efi_status_t setup_efi_pci(struct boot_params *params)
memcpy(rom->romdata, pci->romimage, pci->romsize);
if (data)
data->next = (uint64_t)rom;
data->next = (unsigned long)rom;
else
params->hdr.setup_data = (uint64_t)rom;
params->hdr.setup_data = (unsigned long)rom;
data = (struct setup_data *)rom;
@ -432,10 +434,9 @@ static efi_status_t setup_gop(struct screen_info *si, efi_guid_t *proto,
* Once we've found a GOP supporting ConOut,
* don't bother looking any further.
*/
first_gop = gop;
if (conout_found)
break;
first_gop = gop;
}
}

8
arch/x86/boot/compressed/head_32.S
View File

@ -35,11 +35,11 @@ ENTRY(startup_32)
#ifdef CONFIG_EFI_STUB
jmp preferred_addr
.balign 0x10
/*
* We don't need the return address, so set up the stack so
* efi_main() can find its arugments.
* efi_main() can find its arguments.
*/
ENTRY(efi_pe_entry)
add $0x4, %esp
call make_boot_params
@ -50,8 +50,10 @@ ENTRY(startup_32)
pushl %eax
pushl %esi
pushl %ecx
sub $0x4, %esp
.org 0x30,0x90
ENTRY(efi_stub_entry)
add $0x4, %esp
call efi_main
cmpl $0, %eax
movl %eax, %esi

8
arch/x86/boot/compressed/head_64.S
View File

@ -201,12 +201,12 @@ ENTRY(startup_64)
*/
#ifdef CONFIG_EFI_STUB
/*
* The entry point for the PE/COFF executable is 0x210, so only
* legacy boot loaders will execute this jmp.
* The entry point for the PE/COFF executable is efi_pe_entry, so
* only legacy boot loaders will execute this jmp.
*/
jmp preferred_addr
.org 0x210
ENTRY(efi_pe_entry)
mov %rcx, %rdi
mov %rdx, %rsi
pushq %rdi
@ -218,7 +218,7 @@ ENTRY(startup_64)
popq %rsi
popq %rdi
.org 0x230,0x90
ENTRY(efi_stub_entry)
call efi_main
movq %rax,%rsi
cmpq $0,%rax

39
arch/x86/boot/header.S
View File

@ -21,6 +21,7 @@
#include <asm/e820.h>
#include <asm/page_types.h>
#include <asm/setup.h>
#include <asm/bootparam.h>
#include "boot.h"
#include "voffset.h"
#include "zoffset.h"
@ -255,6 +256,9 @@ section_table:
# header, from the old boot sector.
.section ".header", "a"
.globl sentinel
sentinel: .byte 0xff, 0xff /* Used to detect broken loaders */
.globl hdr
hdr:
setup_sects: .byte 0 /* Filled in by build.c */
@ -279,7 +283,7 @@ _start:
# Part 2 of the header, from the old setup.S
.ascii "HdrS" # header signature
.word 0x020b # header version number (>= 0x0105)
.word 0x020c # header version number (>= 0x0105)
# or else old loadlin-1.5 will fail)
.globl realmode_swtch
realmode_swtch: .word 0, 0 # default_switch, SETUPSEG
@ -297,13 +301,7 @@ type_of_loader: .byte 0 # 0 means ancient bootloader, newer
# flags, unused bits must be zero (RFU) bit within loadflags
loadflags:
LOADED_HIGH = 1 # If set, the kernel is loaded high
CAN_USE_HEAP = 0x80 # If set, the loader also has set
# heap_end_ptr to tell how much
# space behind setup.S can be used for
# heap purposes.
# Only the loader knows what is free
.byte LOADED_HIGH
.byte LOADED_HIGH # The kernel is to be loaded high
setup_move_size: .word 0x8000 # size to move, when setup is not
# loaded at 0x90000. We will move setup
@ -369,7 +367,23 @@ relocatable_kernel: .byte 1
relocatable_kernel: .byte 0
#endif
min_alignment: .byte MIN_KERNEL_ALIGN_LG2 # minimum alignment
pad3: .word 0
xloadflags:
#ifdef CONFIG_X86_64
# define XLF0 XLF_KERNEL_64 /* 64-bit kernel */
#else
# define XLF0 0
#endif
#ifdef CONFIG_EFI_STUB
# ifdef CONFIG_X86_64
# define XLF23 XLF_EFI_HANDOVER_64 /* 64-bit EFI handover ok */
# else
# define XLF23 XLF_EFI_HANDOVER_32 /* 32-bit EFI handover ok */
# endif
#else
# define XLF23 0
#endif
.word XLF0 | XLF23
cmdline_size: .long COMMAND_LINE_SIZE-1 #length of the command line,
#added with boot protocol
@ -397,8 +411,13 @@ pref_address: .quad LOAD_PHYSICAL_ADDR # preferred load addr
#define INIT_SIZE VO_INIT_SIZE
#endif
init_size: .long INIT_SIZE # kernel initialization size
handover_offset: .long 0x30 # offset to the handover
handover_offset:
#ifdef CONFIG_EFI_STUB
.long 0x30 # offset to the handover
# protocol entry point
#else
.long 0
#endif
# End of setup header #####################################################

2
arch/x86/boot/setup.ld
View File

@ -13,7 +13,7 @@ SECTIONS
.bstext : { *(.bstext) }
.bsdata : { *(.bsdata) }
. = 497;
. = 495;
.header : { *(.header) }
.entrytext : { *(.entrytext) }
.inittext : { *(.inittext) }

81
arch/x86/boot/tools/build.c
View File

@ -52,6 +52,10 @@ int is_big_kernel;
#define PECOFF_RELOC_RESERVE 0x20
unsigned long efi_stub_entry;
unsigned long efi_pe_entry;
unsigned long startup_64;
/*----------------------------------------------------------------------*/
static const u32 crctab32[] = {
@ -132,7 +136,7 @@ static void die(const char * str, ...)
static void usage(void)
{
die("Usage: build setup system [> image]");
die("Usage: build setup system [zoffset.h] [> image]");
}
#ifdef CONFIG_EFI_STUB
@ -206,30 +210,54 @@ static void update_pecoff_text(unsigned int text_start, unsigned int file_sz)
*/
put_unaligned_le32(file_sz - 512, &buf[pe_header + 0x1c]);
#ifdef CONFIG_X86_32
/*
* Address of entry point.
*
* The EFI stub entry point is +16 bytes from the start of
* the .text section.
* Address of entry point for PE/COFF executable
*/
put_unaligned_le32(text_start + 16, &buf[pe_header + 0x28]);
#else
/*
* Address of entry point. startup_32 is at the beginning and
* the 64-bit entry point (startup_64) is always 512 bytes
* after. The EFI stub entry point is 16 bytes after that, as
* the first instruction allows legacy loaders to jump over
* the EFI stub initialisation
*/
put_unaligned_le32(text_start + 528, &buf[pe_header + 0x28]);
#endif /* CONFIG_X86_32 */
put_unaligned_le32(text_start + efi_pe_entry, &buf[pe_header + 0x28]);
update_pecoff_section_header(".text", text_start, text_sz);
}
#endif /* CONFIG_EFI_STUB */
/*
* Parse zoffset.h and find the entry points. We could just #include zoffset.h
* but that would mean tools/build would have to be rebuilt every time. It's
* not as if parsing it is hard...
*/
#define PARSE_ZOFS(p, sym) do { \
if (!strncmp(p, "#define ZO_" #sym " ", 11+sizeof(#sym))) \
sym = strtoul(p + 11 + sizeof(#sym), NULL, 16); \
} while (0)
static void parse_zoffset(char *fname)
{
FILE *file;
char *p;
int c;
file = fopen(fname, "r");
if (!file)
die("Unable to open `%s': %m", fname);
c = fread(buf, 1, sizeof(buf) - 1, file);
if (ferror(file))
die("read-error on `zoffset.h'");
buf[c] = 0;
p = (char *)buf;
while (p && *p) {
PARSE_ZOFS(p, efi_stub_entry);
PARSE_ZOFS(p, efi_pe_entry);
PARSE_ZOFS(p, startup_64);
p = strchr(p, '\n');
while (p && (*p == '\r' || *p == '\n'))
p++;
}
}
int main(int argc, char ** argv)
{
unsigned int i, sz, setup_sectors;
@ -241,7 +269,19 @@ int main(int argc, char ** argv)
void *kernel;
u32 crc = 0xffffffffUL;
if (argc != 3)
/* Defaults for old kernel */
#ifdef CONFIG_X86_32
efi_pe_entry = 0x10;
efi_stub_entry = 0x30;
#else
efi_pe_entry = 0x210;
efi_stub_entry = 0x230;
startup_64 = 0x200;
#endif
if (argc == 4)
parse_zoffset(argv[3]);
else if (argc != 3)
usage();
/* Copy the setup code */
@ -299,6 +339,11 @@ int main(int argc, char ** argv)
#ifdef CONFIG_EFI_STUB
update_pecoff_text(setup_sectors * 512, sz + i + ((sys_size * 16) - sz));
#ifdef CONFIG_X86_64 /* Yes, this is really how we defined it :( */
efi_stub_entry -= 0x200;
#endif
put_unaligned_le32(efi_stub_entry, &buf[0x264]);
#endif
crc = partial_crc32(buf, i, crc);

1
arch/x86/include/asm/efi.h
View File

@ -94,6 +94,7 @@ extern void __iomem *efi_ioremap(unsigned long addr, unsigned long size,
#endif /* CONFIG_X86_32 */
extern int add_efi_memmap;
extern unsigned long x86_efi_facility;
extern void efi_set_executable(efi_memory_desc_t *md, bool executable);
extern int efi_memblock_x86_reserve_range(void);
extern void efi_call_phys_prelog(void);

2
arch/x86/include/asm/uv/uv.h
View File

@ -16,7 +16,7 @@ extern void uv_system_init(void);
extern const struct cpumask *uv_flush_tlb_others(const struct cpumask *cpumask,
struct mm_struct *mm,
unsigned long start,
unsigned end,
unsigned long end,
unsigned int cpu);
#else /* X86_UV */

63
arch/x86/include/uapi/asm/bootparam.h
View File

@ -1,6 +1,31 @@
#ifndef _ASM_X86_BOOTPARAM_H
#define _ASM_X86_BOOTPARAM_H
/* setup_data types */
#define SETUP_NONE 0
#define SETUP_E820_EXT 1
#define SETUP_DTB 2
#define SETUP_PCI 3
/* ram_size flags */
#define RAMDISK_IMAGE_START_MASK 0x07FF
#define RAMDISK_PROMPT_FLAG 0x8000
#define RAMDISK_LOAD_FLAG 0x4000
/* loadflags */
#define LOADED_HIGH (1<<0)
#define QUIET_FLAG (1<<5)
#define KEEP_SEGMENTS (1<<6)
#define CAN_USE_HEAP (1<<7)
/* xloadflags */
#define XLF_KERNEL_64 (1<<0)
#define XLF_CAN_BE_LOADED_ABOVE_4G (1<<1)
#define XLF_EFI_HANDOVER_32 (1<<2)
#define XLF_EFI_HANDOVER_64 (1<<3)
#ifndef __ASSEMBLY__
#include <linux/types.h>
#include <linux/screen_info.h>
#include <linux/apm_bios.h>
@ -9,12 +34,6 @@
#include <asm/ist.h>
#include <video/edid.h>
/* setup data types */
#define SETUP_NONE 0
#define SETUP_E820_EXT 1
#define SETUP_DTB 2
#define SETUP_PCI 3
/* extensible setup data list node */
struct setup_data {
__u64 next;
@ -28,9 +47,6 @@ struct setup_header {
__u16 root_flags;
__u32 syssize;
__u16 ram_size;
#define RAMDISK_IMAGE_START_MASK 0x07FF
#define RAMDISK_PROMPT_FLAG 0x8000
#define RAMDISK_LOAD_FLAG 0x4000
__u16 vid_mode;
__u16 root_dev;
__u16 boot_flag;
@ -42,10 +58,6 @@ struct setup_header {
__u16 kernel_version;
__u8 type_of_loader;
__u8 loadflags;
#define LOADED_HIGH (1<<0)
#define QUIET_FLAG (1<<5)
#define KEEP_SEGMENTS (1<<6)
#define CAN_USE_HEAP (1<<7)
__u16 setup_move_size;
__u32 code32_start;
__u32 ramdisk_image;
@ -58,7 +70,8 @@ struct setup_header {
__u32 initrd_addr_max;
__u32 kernel_alignment;
__u8 relocatable_kernel;
__u8 _pad2[3];
__u8 min_alignment;
__u16 xloadflags;
__u32 cmdline_size;
__u32 hardware_subarch;
__u64 hardware_subarch_data;
@ -106,7 +119,10 @@ struct boot_params {
__u8 hd1_info[16]; /* obsolete! */ /* 0x090 */
struct sys_desc_table sys_desc_table; /* 0x0a0 */
struct olpc_ofw_header olpc_ofw_header; /* 0x0b0 */
__u8 _pad4[128]; /* 0x0c0 */
__u32 ext_ramdisk_image; /* 0x0c0 */
__u32 ext_ramdisk_size; /* 0x0c4 */
__u32 ext_cmd_line_ptr; /* 0x0c8 */
__u8 _pad4[116]; /* 0x0cc */
struct edid_info edid_info; /* 0x140 */
struct efi_info efi_info; /* 0x1c0 */
__u32 alt_mem_k; /* 0x1e0 */
@ -115,7 +131,20 @@ struct boot_params {
__u8 eddbuf_entries; /* 0x1e9 */
__u8 edd_mbr_sig_buf_entries; /* 0x1ea */
__u8 kbd_status; /* 0x1eb */
__u8 _pad6[5]; /* 0x1ec */
__u8 _pad5[3]; /* 0x1ec */
/*
* The sentinel is set to a nonzero value (0xff) in header.S.
*
* A bootloader is supposed to only take setup_header and put
* it into a clean boot_params buffer. If it turns out that
* it is clumsy or too generous with the buffer, it most
* probably will pick up the sentinel variable too. The fact
* that this variable then is still 0xff will let kernel
* know that some variables in boot_params are invalid and
* kernel should zero out certain portions of boot_params.
*/
__u8 sentinel; /* 0x1ef */
__u8 _pad6[1]; /* 0x1f0 */
struct setup_header hdr; /* setup header */ /* 0x1f1 */
__u8 _pad7[0x290-0x1f1-sizeof(struct setup_header)];
__u32 edd_mbr_sig_buffer[EDD_MBR_SIG_MAX]; /* 0x290 */
@ -134,6 +163,6 @@ enum {
X86_NR_SUBARCHS,
};
#endif /* __ASSEMBLY__ */
#endif /* _ASM_X86_BOOTPARAM_H */

6
arch/x86/kernel/cpu/perf_event.c
View File

@ -340,9 +340,6 @@ int x86_setup_perfctr(struct perf_event *event)
/* BTS is currently only allowed for user-mode. */
if (!attr->exclude_kernel)
return -EOPNOTSUPP;
if (!attr->exclude_guest)
return -EOPNOTSUPP;
}
hwc->config |= config;
@ -385,9 +382,6 @@ int x86_pmu_hw_config(struct perf_event *event)
if (event->attr.precise_ip) {
int precise = 0;
if (!event->attr.exclude_guest)
return -EOPNOTSUPP;
/* Support for constant skid */
if (x86_pmu.pebs_active && !x86_pmu.pebs_broken) {
precise++;

1
arch/x86/kernel/entry_32.S
View File

@ -1065,7 +1065,6 @@ ENTRY(xen_failsafe_callback)
lea 16(%esp),%esp
CFI_ADJUST_CFA_OFFSET -16
jz 5f
addl $16,%esp
jmp iret_exc
5: pushl_cfi $-1 /* orig_ax = -1 => not a system call */
SAVE_ALL

7
arch/x86/kernel/entry_64.S
View File

@ -1781,6 +1781,7 @@ first_nmi:
* Leave room for the "copied" frame
*/
subq $(5*8), %rsp
CFI_ADJUST_CFA_OFFSET 5*8
/* Copy the stack frame to the Saved frame */
.rept 5
@ -1863,10 +1864,8 @@ end_repeat_nmi:
nmi_swapgs:
SWAPGS_UNSAFE_STACK
nmi_restore:
RESTORE_ALL 8
/* Pop the extra iret frame */
addq $(5*8), %rsp
/* Pop the extra iret frame at once */
RESTORE_ALL 6*8
/* Clear the NMI executing stack variable */
movq $0, 5*8(%rsp)

9
arch/x86/kernel/head_32.S
View File

@ -300,6 +300,12 @@ ENTRY(startup_32_smp)
leal -__PAGE_OFFSET(%ecx),%esp
default_entry:
#define CR0_STATE (X86_CR0_PE | X86_CR0_MP | X86_CR0_ET | \
X86_CR0_NE | X86_CR0_WP | X86_CR0_AM | \
X86_CR0_PG)
movl $(CR0_STATE & ~X86_CR0_PG),%eax
movl %eax,%cr0
/*
* New page tables may be in 4Mbyte page mode and may
* be using the global pages.
@ -364,8 +370,7 @@ default_entry:
*/
movl $pa(initial_page_table), %eax
movl %eax,%cr3 /* set the page table pointer.. */
movl %cr0,%eax
orl $X86_CR0_PG,%eax
movl $CR0_STATE,%eax
movl %eax,%cr0 /* ..and set paging (PG) bit */
ljmp $__BOOT_CS,$1f /* Clear prefetch and normalize %eip */
1:

3
arch/x86/kernel/msr.c
View File

@ -174,6 +174,9 @@ static int msr_open(struct inode *inode, struct file *file)
unsigned int cpu;
struct cpuinfo_x86 *c;
if (!capable(CAP_SYS_RAWIO))
return -EPERM;
cpu = iminor(file->f_path.dentry->d_inode);
if (cpu >= nr_cpu_ids || !cpu_online(cpu))
return -ENXIO; /* No such CPU */

2
arch/x86/kernel/pci-dma.c
View File

@ -56,7 +56,7 @@ struct device x86_dma_fallback_dev = {
EXPORT_SYMBOL(x86_dma_fallback_dev);
/* Number of entries preallocated for DMA-API debugging */
#define PREALLOC_DMA_DEBUG_ENTRIES 32768
#define PREALLOC_DMA_DEBUG_ENTRIES 65536
int dma_set_mask(struct device *dev, u64 mask)
{

2
arch/x86/kernel/reboot.c
View File

@ -584,7 +584,7 @@ static void native_machine_emergency_restart(void)
break;
case BOOT_EFI:
if (efi_enabled)
if (efi_enabled(EFI_RUNTIME_SERVICES))
efi.reset_system(reboot_mode ?
EFI_RESET_WARM :
EFI_RESET_COLD,

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