diff options
Diffstat (limited to 'arch/sparc64')
26 files changed, 421 insertions, 871 deletions
diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig index 9afd28e2c4d5..1e9d8638a28a 100644 --- a/arch/sparc64/Kconfig +++ b/arch/sparc64/Kconfig @@ -5,6 +5,16 @@ mainmenu "Linux/UltraSPARC Kernel Configuration" +config SPARC64 + bool + default y + help + SPARC is a family of RISC microprocessors designed and marketed by + Sun Microsystems, incorporated. This port covers the newer 64-bit + UltraSPARC. The UltraLinux project maintains both the SPARC32 and + SPARC64 ports; its web page is available at + <http://www.ultralinux.org/>. + config 64BIT def_bool y @@ -16,6 +26,10 @@ config TIME_INTERPOLATION bool default y +config ARCH_MAY_HAVE_PC_FDC + bool + default y + choice prompt "Kernel page size" default SPARC64_PAGE_SIZE_8KB @@ -71,75 +85,6 @@ config SYSVIPC_COMPAT menu "General machine setup" -config BBC_I2C - tristate "UltraSPARC-III bootbus i2c controller driver" - depends on PCI - help - The BBC devices on the UltraSPARC III have two I2C controllers. The - first I2C controller connects mainly to configuration PROMs (NVRAM, - CPU configuration, DIMM types, etc.). The second I2C controller - connects to environmental control devices such as fans and - temperature sensors. The second controller also connects to the - smartcard reader, if present. Say Y to enable support for these. - -config VT - bool "Virtual terminal" if EMBEDDED - select INPUT - default y - ---help--- - If you say Y here, you will get support for terminal devices with - display and keyboard devices. These are called "virtual" because you - can run several virtual terminals (also called virtual consoles) on - one physical terminal. This is rather useful, for example one - virtual terminal can collect system messages and warnings, another - one can be used for a text-mode user session, and a third could run - an X session, all in parallel. Switching between virtual terminals - is done with certain key combinations, usually Alt-<function key>. - - The setterm command ("man setterm") can be used to change the - properties (such as colors or beeping) of a virtual terminal. The - man page console_codes(4) ("man console_codes") contains the special - character sequences that can be used to change those properties - directly. The fonts used on virtual terminals can be changed with - the setfont ("man setfont") command and the key bindings are defined - with the loadkeys ("man loadkeys") command. - - You need at least one virtual terminal device in order to make use - of your keyboard and monitor. Therefore, only people configuring an - embedded system would want to say N here in order to save some - memory; the only way to log into such a system is then via a serial - or network connection. - - If unsure, say Y, or else you won't be able to do much with your new - shiny Linux system :-) - -config VT_CONSOLE - bool "Support for console on virtual terminal" if EMBEDDED - depends on VT - default y - ---help--- - The system console is the device which receives all kernel messages - and warnings and which allows logins in single user mode. If you - answer Y here, a virtual terminal (the device used to interact with - a physical terminal) can be used as system console. This is the most - common mode of operations, so you should say Y here unless you want - the kernel messages be output only to a serial port (in which case - you should say Y to "Console on serial port", below). - - If you do say Y here, by default the currently visible virtual - terminal (/dev/tty0) will be used as system console. You can change - that with a kernel command line option such as "console=tty3" which - would use the third virtual terminal as system console. (Try "man - bootparam" or see the documentation of your boot loader (lilo or - loadlin) about how to pass options to the kernel at boot time.) - - If unsure, say Y. - -config HW_CONSOLE - bool - depends on VT - default y - config SMP bool "Symmetric multi-processing support" ---help--- @@ -205,17 +150,6 @@ config US2E_FREQ If in doubt, say N. -# Identify this as a Sparc64 build -config SPARC64 - bool - default y - help - SPARC is a family of RISC microprocessors designed and marketed by - Sun Microsystems, incorporated. This port covers the newer 64-bit - UltraSPARC. The UltraLinux project maintains both the SPARC32 and - SPARC64 ports; its web page is available at - <http://www.ultralinux.org/>. - # Global things across all Sun machines. config RWSEM_GENERIC_SPINLOCK bool @@ -246,6 +180,10 @@ config HUGETLB_PAGE_SIZE_64K endchoice +endmenu + +source "mm/Kconfig" + config GENERIC_ISA_DMA bool default y @@ -344,33 +282,6 @@ config PCI_DOMAINS bool default PCI -config RTC - tristate - depends on PCI - default y - ---help--- - If you say Y here and create a character special file /dev/rtc with - major number 10 and minor number 135 using mknod ("man mknod"), you - will get access to the real time clock (or hardware clock) built - into your computer. - - Every PC has such a clock built in. It can be used to generate - signals from as low as 1Hz up to 8192Hz, and can also be used - as a 24 hour alarm. It reports status information via the file - /proc/driver/rtc and its behaviour is set by various ioctls on - /dev/rtc. - - If you run Linux on a multiprocessor machine and said Y to - "Symmetric Multi Processing" above, you should say Y here to read - and set the RTC in an SMP compatible fashion. - - If you think you have a use for such a device (such as periodic data - sampling), then say Y here, and read <file:Documentation/rtc.txt> - for details. - - To compile this driver as a module, choose M here: the - module will be called rtc. - source "drivers/pci/Kconfig" config SUN_OPENPROMFS @@ -414,6 +325,8 @@ config BINFMT_AOUT32 If you want to run SunOS binaries (see SunOS binary emulation below) or other a.out binaries, say Y. If unsure, say N. +menu "Executable file formats" + source "fs/Kconfig.binfmt" config SUNOS_EMUL @@ -436,74 +349,7 @@ config SOLARIS_EMUL To compile this code as a module, choose M here: the module will be called solaris. -source "drivers/parport/Kconfig" - -config PRINTER - tristate "Parallel printer support" - depends on PARPORT - ---help--- - If you intend to attach a printer to the parallel port of your Linux - box (as opposed to using a serial printer; if the connector at the - printer has 9 or 25 holes ["female"], then it's serial), say Y. - Also read the Printing-HOWTO, available from - <http://www.tldp.org/docs.html#howto>. - - It is possible to share one parallel port among several devices - (e.g. printer and ZIP drive) and it is safe to compile the - corresponding drivers into the kernel. - To compile this driver as a module, choose M here and read - <file:Documentation/parport.txt>. The module will be called lp. - - If you have several parallel ports, you can specify which ports to - use with the "lp" kernel command line option. (Try "man bootparam" - or see the documentation of your boot loader (lilo or loadlin) about - how to pass options to the kernel at boot time.) The syntax of the - "lp" command line option can be found in <file:drivers/char/lp.c>. - - If you have more than 8 printers, you need to increase the LP_NO - macro in lp.c and the PARPORT_MAX macro in parport.h. - -config PPDEV - tristate "Support for user-space parallel port device drivers" - depends on PARPORT - ---help--- - Saying Y to this adds support for /dev/parport device nodes. This - is needed for programs that want portable access to the parallel - port, for instance deviceid (which displays Plug-and-Play device - IDs). - - This is the parallel port equivalent of SCSI generic support (sg). - It is safe to say N to this -- it is not needed for normal printing - or parallel port CD-ROM/disk support. - - To compile this driver as a module, choose M here: the - module will be called ppdev. - - If unsure, say N. - -config ENVCTRL - tristate "SUNW, envctrl support" - depends on PCI - help - Kernel support for temperature and fan monitoring on Sun SME - machines. - - To compile this driver as a module, choose M here: the - module will be called envctrl. - -config DISPLAY7SEG - tristate "7-Segment Display support" - depends on PCI - ---help--- - This is the driver for the 7-segment display and LED present on - Sun Microsystems CompactPCI models CP1400 and CP1500. - - To compile this driver as a module, choose M here: the - module will be called display7seg. - - If you do not have a CompactPCI model CP1400 or CP1500, or - another UltraSPARC-IIi-cEngine boardset with a 7-segment display, - you should say N to this option. +endmenu config CMDLINE_BOOL bool "Default bootloader kernel arguments" @@ -521,148 +367,16 @@ config CMDLINE NOTE: This option WILL override the PROM bootargs setting! -source "mm/Kconfig" - -endmenu - source "net/Kconfig" -source "drivers/base/Kconfig" - -source "drivers/video/Kconfig" - -source "drivers/serial/Kconfig" +source "drivers/Kconfig" source "drivers/sbus/char/Kconfig" -source "drivers/mtd/Kconfig" - -source "drivers/block/Kconfig" - -source "drivers/ide/Kconfig" - -source "drivers/scsi/Kconfig" - source "drivers/fc4/Kconfig" -source "drivers/md/Kconfig" - -if PCI -source "drivers/message/fusion/Kconfig" -endif - -source "drivers/ieee1394/Kconfig" - -source "drivers/net/Kconfig" - -source "drivers/isdn/Kconfig" - -source "drivers/telephony/Kconfig" - -# This one must be before the filesystem configs. -DaveM - -menu "Unix98 PTY support" - -config UNIX98_PTYS - bool "Unix98 PTY support" - ---help--- - A pseudo terminal (PTY) is a software device consisting of two - halves: a master and a slave. The slave device behaves identical to - a physical terminal; the master device is used by a process to - read data from and write data to the slave, thereby emulating a - terminal. Typical programs for the master side are telnet servers - and xterms. - - Linux has traditionally used the BSD-like names /dev/ptyxx for - masters and /dev/ttyxx for slaves of pseudo terminals. This scheme - has a number of problems. The GNU C library glibc 2.1 and later, - however, supports the Unix98 naming standard: in order to acquire a - pseudo terminal, a process opens /dev/ptmx; the number of the pseudo - terminal is then made available to the process and the pseudo - terminal slave can be accessed as /dev/pts/<number>. What was - traditionally /dev/ttyp2 will then be /dev/pts/2, for example. - - The entries in /dev/pts/ are created on the fly by a virtual - file system; therefore, if you say Y here you should say Y to - "/dev/pts file system for Unix98 PTYs" as well. - - If you want to say Y here, you need to have the C library glibc 2.1 - or later (equal to libc-6.1, check with "ls -l /lib/libc.so.*"). - Read the instructions in <file:Documentation/Changes> pertaining to - pseudo terminals. It's safe to say N. - -config UNIX98_PTY_COUNT - int "Maximum number of Unix98 PTYs in use (0-2048)" - depends on UNIX98_PTYS - default "256" - help - The maximum number of Unix98 PTYs that can be used at any one time. - The default is 256, and should be enough for desktop systems. Server - machines which support incoming telnet/rlogin/ssh connections and/or - serve several X terminals may want to increase this: every incoming - connection and every xterm uses up one PTY. - - When not in use, each additional set of 256 PTYs occupy - approximately 8 KB of kernel memory on 32-bit architectures. - -endmenu - -menu "XFree86 DRI support" - -config DRM - bool "Direct Rendering Manager (XFree86 DRI support)" - help - Kernel-level support for the Direct Rendering Infrastructure (DRI) - introduced in XFree86 4.0. If you say Y here, you need to select - the module that's right for your graphics card from the list below. - These modules provide support for synchronization, security, and - DMA transfers. Please see <http://dri.sourceforge.net/> for more - details. You should also select and configure AGP - (/dev/agpgart) support. - -config DRM_FFB - tristate "Creator/Creator3D" - depends on DRM && BROKEN - help - Choose this option if you have one of Sun's Creator3D-based graphics - and frame buffer cards. Product page at - <http://www.sun.com/desktop/products/Graphics/creator3d.html>. - -config DRM_TDFX - tristate "3dfx Banshee/Voodoo3+" - depends on DRM - help - Choose this option if you have a 3dfx Banshee or Voodoo3 (or later), - graphics card. If M is selected, the module will be called tdfx. - -config DRM_R128 - tristate "ATI Rage 128" - depends on DRM - help - Choose this option if you have an ATI Rage 128 graphics card. If M - is selected, the module will be called r128. AGP support for - this card is strongly suggested (unless you have a PCI version). - -endmenu - -source "drivers/input/Kconfig" - -source "drivers/i2c/Kconfig" - -source "drivers/hwmon/Kconfig" - source "fs/Kconfig" -source "drivers/media/Kconfig" - -source "sound/Kconfig" - -source "drivers/usb/Kconfig" - -source "drivers/infiniband/Kconfig" - -source "drivers/char/watchdog/Kconfig" - source "arch/sparc64/oprofile/Kconfig" source "arch/sparc64/Kconfig.debug" diff --git a/arch/sparc64/kernel/asm-offsets.c b/arch/sparc64/kernel/asm-offsets.c new file mode 100644 index 000000000000..9e263112a6e2 --- /dev/null +++ b/arch/sparc64/kernel/asm-offsets.c @@ -0,0 +1 @@ +/* Dummy asm-offsets.c file. Required by kbuild and ready to be used - hint! */ diff --git a/arch/sparc64/kernel/entry.S b/arch/sparc64/kernel/entry.S index cecdc0a7521f..3e0badb820c5 100644 --- a/arch/sparc64/kernel/entry.S +++ b/arch/sparc64/kernel/entry.S @@ -927,139 +927,6 @@ __spitfire_insn_access_exception: ba,pt %xcc, rtrap clr %l6 - /* Capture I/D/E-cache state into per-cpu error scoreboard. - * - * %g1: (TL>=0) ? 1 : 0 - * %g2: scratch - * %g3: scratch - * %g4: AFSR - * %g5: AFAR - * %g6: current thread ptr - * %g7: scratch - */ -#define CHEETAH_LOG_ERROR \ - /* Put "TL1" software bit into AFSR. */ \ - and %g1, 0x1, %g1; \ - sllx %g1, 63, %g2; \ - or %g4, %g2, %g4; \ - /* Get log entry pointer for this cpu at this trap level. */ \ - BRANCH_IF_JALAPENO(g2,g3,50f) \ - ldxa [%g0] ASI_SAFARI_CONFIG, %g2; \ - srlx %g2, 17, %g2; \ - ba,pt %xcc, 60f; \ - and %g2, 0x3ff, %g2; \ -50: ldxa [%g0] ASI_JBUS_CONFIG, %g2; \ - srlx %g2, 17, %g2; \ - and %g2, 0x1f, %g2; \ -60: sllx %g2, 9, %g2; \ - sethi %hi(cheetah_error_log), %g3; \ - ldx [%g3 + %lo(cheetah_error_log)], %g3; \ - brz,pn %g3, 80f; \ - nop; \ - add %g3, %g2, %g3; \ - sllx %g1, 8, %g1; \ - add %g3, %g1, %g1; \ - /* %g1 holds pointer to the top of the logging scoreboard */ \ - ldx [%g1 + 0x0], %g7; \ - cmp %g7, -1; \ - bne,pn %xcc, 80f; \ - nop; \ - stx %g4, [%g1 + 0x0]; \ - stx %g5, [%g1 + 0x8]; \ - add %g1, 0x10, %g1; \ - /* %g1 now points to D-cache logging area */ \ - set 0x3ff8, %g2; /* DC_addr mask */ \ - and %g5, %g2, %g2; /* DC_addr bits of AFAR */ \ - srlx %g5, 12, %g3; \ - or %g3, 1, %g3; /* PHYS tag + valid */ \ -10: ldxa [%g2] ASI_DCACHE_TAG, %g7; \ - cmp %g3, %g7; /* TAG match? */ \ - bne,pt %xcc, 13f; \ - nop; \ - /* Yep, what we want, capture state. */ \ - stx %g2, [%g1 + 0x20]; \ - stx %g7, [%g1 + 0x28]; \ - /* A membar Sync is required before and after utag access. */ \ - membar #Sync; \ - ldxa [%g2] ASI_DCACHE_UTAG, %g7; \ - membar #Sync; \ - stx %g7, [%g1 + 0x30]; \ - ldxa [%g2] ASI_DCACHE_SNOOP_TAG, %g7; \ - stx %g7, [%g1 + 0x38]; \ - clr %g3; \ -12: ldxa [%g2 + %g3] ASI_DCACHE_DATA, %g7; \ - stx %g7, [%g1]; \ - add %g3, (1 << 5), %g3; \ - cmp %g3, (4 << 5); \ - bl,pt %xcc, 12b; \ - add %g1, 0x8, %g1; \ - ba,pt %xcc, 20f; \ - add %g1, 0x20, %g1; \ -13: sethi %hi(1 << 14), %g7; \ - add %g2, %g7, %g2; \ - srlx %g2, 14, %g7; \ - cmp %g7, 4; \ - bl,pt %xcc, 10b; \ - nop; \ - add %g1, 0x40, %g1; \ -20: /* %g1 now points to I-cache logging area */ \ - set 0x1fe0, %g2; /* IC_addr mask */ \ - and %g5, %g2, %g2; /* IC_addr bits of AFAR */ \ - sllx %g2, 1, %g2; /* IC_addr[13:6]==VA[12:5] */ \ - srlx %g5, (13 - 8), %g3; /* Make PTAG */ \ - andn %g3, 0xff, %g3; /* Mask off undefined bits */ \ -21: ldxa [%g2] ASI_IC_TAG, %g7; \ - andn %g7, 0xff, %g7; \ - cmp %g3, %g7; \ - bne,pt %xcc, 23f; \ - nop; \ - /* Yep, what we want, capture state. */ \ - stx %g2, [%g1 + 0x40]; \ - stx %g7, [%g1 + 0x48]; \ - add %g2, (1 << 3), %g2; \ - ldxa [%g2] ASI_IC_TAG, %g7; \ - add %g2, (1 << 3), %g2; \ - stx %g7, [%g1 + 0x50]; \ - ldxa [%g2] ASI_IC_TAG, %g7; \ - add %g2, (1 << 3), %g2; \ - stx %g7, [%g1 + 0x60]; \ - ldxa [%g2] ASI_IC_TAG, %g7; \ - stx %g7, [%g1 + 0x68]; \ - sub %g2, (3 << 3), %g2; \ - ldxa [%g2] ASI_IC_STAG, %g7; \ - stx %g7, [%g1 + 0x58]; \ - clr %g3; \ - srlx %g2, 2, %g2; \ -22: ldxa [%g2 + %g3] ASI_IC_INSTR, %g7; \ - stx %g7, [%g1]; \ - add %g3, (1 << 3), %g3; \ - cmp %g3, (8 << 3); \ - bl,pt %xcc, 22b; \ - add %g1, 0x8, %g1; \ - ba,pt %xcc, 30f; \ - add %g1, 0x30, %g1; \ -23: sethi %hi(1 << 14), %g7; \ - add %g2, %g7, %g2; \ - srlx %g2, 14, %g7; \ - cmp %g7, 4; \ - bl,pt %xcc, 21b; \ - nop; \ - add %g1, 0x70, %g1; \ -30: /* %g1 now points to E-cache logging area */ \ - andn %g5, (32 - 1), %g2; /* E-cache subblock */ \ - stx %g2, [%g1 + 0x20]; \ - ldxa [%g2] ASI_EC_TAG_DATA, %g7; \ - stx %g7, [%g1 + 0x28]; \ - ldxa [%g2] ASI_EC_R, %g0; \ - clr %g3; \ -31: ldxa [%g3] ASI_EC_DATA, %g7; \ - stx %g7, [%g1 + %g3]; \ - add %g3, 0x8, %g3; \ - cmp %g3, 0x20; \ - bl,pt %xcc, 31b; \ - nop; \ -80: /* DONE */ - /* These get patched into the trap table at boot time * once we know we have a cheetah processor. */ @@ -1296,6 +1163,170 @@ dcpe_icpe_tl1_common: membar #Sync retry + /* Capture I/D/E-cache state into per-cpu error scoreboard. + * + * %g1: (TL>=0) ? 1 : 0 + * %g2: scratch + * %g3: scratch + * %g4: AFSR + * %g5: AFAR + * %g6: current thread ptr + * %g7: scratch + */ +__cheetah_log_error: + /* Put "TL1" software bit into AFSR. */ + and %g1, 0x1, %g1 + sllx %g1, 63, %g2 + or %g4, %g2, %g4 + + /* Get log entry pointer for this cpu at this trap level. */ + BRANCH_IF_JALAPENO(g2,g3,50f) + ldxa [%g0] ASI_SAFARI_CONFIG, %g2 + srlx %g2, 17, %g2 + ba,pt %xcc, 60f + and %g2, 0x3ff, %g2 + +50: ldxa [%g0] ASI_JBUS_CONFIG, %g2 + srlx %g2, 17, %g2 + and %g2, 0x1f, %g2 + +60: sllx %g2, 9, %g2 + sethi %hi(cheetah_error_log), %g3 + ldx [%g3 + %lo(cheetah_error_log)], %g3 + brz,pn %g3, 80f + nop + + add %g3, %g2, %g3 + sllx %g1, 8, %g1 + add %g3, %g1, %g1 + + /* %g1 holds pointer to the top of the logging scoreboard */ + ldx [%g1 + 0x0], %g7 + cmp %g7, -1 + bne,pn %xcc, 80f + nop + + stx %g4, [%g1 + 0x0] + stx %g5, [%g1 + 0x8] + add %g1, 0x10, %g1 + + /* %g1 now points to D-cache logging area */ + set 0x3ff8, %g2 /* DC_addr mask */ + and %g5, %g2, %g2 /* DC_addr bits of AFAR */ + srlx %g5, 12, %g3 + or %g3, 1, %g3 /* PHYS tag + valid */ + +10: ldxa [%g2] ASI_DCACHE_TAG, %g7 + cmp %g3, %g7 /* TAG match? */ + bne,pt %xcc, 13f + nop + + /* Yep, what we want, capture state. */ + stx %g2, [%g1 + 0x20] + stx %g7, [%g1 + 0x28] + + /* A membar Sync is required before and after utag access. */ + membar #Sync + ldxa [%g2] ASI_DCACHE_UTAG, %g7 + membar #Sync + stx %g7, [%g1 + 0x30] + ldxa [%g2] ASI_DCACHE_SNOOP_TAG, %g7 + stx %g7, [%g1 + 0x38] + clr %g3 + +12: ldxa [%g2 + %g3] ASI_DCACHE_DATA, %g7 + stx %g7, [%g1] + add %g3, (1 << 5), %g3 + cmp %g3, (4 << 5) + bl,pt %xcc, 12b + add %g1, 0x8, %g1 + + ba,pt %xcc, 20f + add %g1, 0x20, %g1 + +13: sethi %hi(1 << 14), %g7 + add %g2, %g7, %g2 + srlx %g2, 14, %g7 + cmp %g7, 4 + bl,pt %xcc, 10b + nop + + add %g1, 0x40, %g1 + + /* %g1 now points to I-cache logging area */ +20: set 0x1fe0, %g2 /* IC_addr mask */ + and %g5, %g2, %g2 /* IC_addr bits of AFAR */ + sllx %g2, 1, %g2 /* IC_addr[13:6]==VA[12:5] */ + srlx %g5, (13 - 8), %g3 /* Make PTAG */ + andn %g3, 0xff, %g3 /* Mask off undefined bits */ + +21: ldxa [%g2] ASI_IC_TAG, %g7 + andn %g7, 0xff, %g7 + cmp %g3, %g7 + bne,pt %xcc, 23f + nop + + /* Yep, what we want, capture state. */ + stx %g2, [%g1 + 0x40] + stx %g7, [%g1 + 0x48] + add %g2, (1 << 3), %g2 + ldxa [%g2] ASI_IC_TAG, %g7 + add %g2, (1 << 3), %g2 + stx %g7, [%g1 + 0x50] + ldxa [%g2] ASI_IC_TAG, %g7 + add %g2, (1 << 3), %g2 + stx %g7, [%g1 + 0x60] + ldxa [%g2] ASI_IC_TAG, %g7 + stx %g7, [%g1 + 0x68] + sub %g2, (3 << 3), %g2 + ldxa [%g2] ASI_IC_STAG, %g7 + stx %g7, [%g1 + 0x58] + clr %g3 + srlx %g2, 2, %g2 + +22: ldxa [%g2 + %g3] ASI_IC_INSTR, %g7 + stx %g7, [%g1] + add %g3, (1 << 3), %g3 + cmp %g3, (8 << 3) + bl,pt %xcc, 22b + add %g1, 0x8, %g1 + + ba,pt %xcc, 30f + add %g1, 0x30, %g1 + +23: sethi %hi(1 << 14), %g7 + add %g2, %g7, %g2 + srlx %g2, 14, %g7 + cmp %g7, 4 + bl,pt %xcc, 21b + nop + + add %g1, 0x70, %g1 + + /* %g1 now points to E-cache logging area */ +30: andn %g5, (32 - 1), %g2 + stx %g2, [%g1 + 0x20] + ldxa [%g2] ASI_EC_TAG_DATA, %g7 + stx %g7, [%g1 + 0x28] + ldxa [%g2] ASI_EC_R, %g0 + clr %g3 + +31: ldxa [%g3] ASI_EC_DATA, %g7 + stx %g7, [%g1 + %g3] + add %g3, 0x8, %g3 + cmp %g3, 0x20 + + bl,pt %xcc, 31b + nop +80: + rdpr %tt, %g2 + cmp %g2, 0x70 + be c_fast_ecc + cmp %g2, 0x63 + be c_cee + nop + ba,pt %xcc, c_deferred + /* Cheetah FECC trap handling, we get here from tl{0,1}_fecc * in the trap table. That code has done a memory barrier * and has disabled both the I-cache and D-cache in the DCU @@ -1321,8 +1352,10 @@ cheetah_fast_ecc: stxa %g4, [%g0] ASI_AFSR membar #Sync - CHEETAH_LOG_ERROR + ba,pt %xcc, __cheetah_log_error + nop +c_fast_ecc: rdpr %pil, %g2 wrpr %g0, 15, %pil ba,pt %xcc, etrap_irq @@ -1347,8 +1380,10 @@ cheetah_cee: stxa %g4, [%g0] ASI_AFSR membar #Sync - CHEETAH_LOG_ERROR + ba,pt %xcc, __cheetah_log_error + nop +c_cee: rdpr %pil, %g2 wrpr %g0, 15, %pil ba,pt %xcc, etrap_irq @@ -1373,8 +1408,10 @@ cheetah_deferred_trap: stxa %g4, [%g0] ASI_AFSR membar #Sync - CHEETAH_LOG_ERROR + ba,pt %xcc, __cheetah_log_error + nop +c_deferred: rdpr %pil, %g2 wrpr %g0, 15, %pil ba,pt %xcc, etrap_irq diff --git a/arch/sparc64/kernel/head.S b/arch/sparc64/kernel/head.S index 8104a56ca2d8..1fa06c4e3bdb 100644 --- a/arch/sparc64/kernel/head.S +++ b/arch/sparc64/kernel/head.S @@ -538,11 +538,12 @@ cheetah_tlb_fixup: nop call cheetah_plus_patch_winfixup nop - 2: /* Patch copy/page operations to cheetah optimized versions. */ call cheetah_patch_copyops nop + call cheetah_patch_copy_page + nop call cheetah_patch_cachetlbops nop diff --git a/arch/sparc64/kernel/kprobes.c b/arch/sparc64/kernel/kprobes.c index bbf11f85dab1..0d66d07c8c6e 100644 --- a/arch/sparc64/kernel/kprobes.c +++ b/arch/sparc64/kernel/kprobes.c @@ -8,6 +8,7 @@ #include <linux/kprobes.h> #include <asm/kdebug.h> #include <asm/signal.h> +#include <asm/cacheflush.h> /* We do not have hardware single-stepping on sparc64. * So we implement software single-stepping with breakpoint @@ -37,31 +38,31 @@ * - Mark that we are no longer actively in a kprobe. */ -int arch_prepare_kprobe(struct kprobe *p) +int __kprobes arch_prepare_kprobe(struct kprobe *p) { return 0; } -void arch_copy_kprobe(struct kprobe *p) +void __kprobes arch_copy_kprobe(struct kprobe *p) { p->ainsn.insn[0] = *p->addr; p->ainsn.insn[1] = BREAKPOINT_INSTRUCTION_2; p->opcode = *p->addr; } -void arch_arm_kprobe(struct kprobe *p) +void __kprobes arch_arm_kprobe(struct kprobe *p) { *p->addr = BREAKPOINT_INSTRUCTION; flushi(p->addr); } -void arch_disarm_kprobe(struct kprobe *p) +void __kprobes arch_disarm_kprobe(struct kprobe *p) { *p->addr = p->opcode; flushi(p->addr); } -void arch_remove_kprobe(struct kprobe *p) +void __kprobes arch_remove_kprobe(struct kprobe *p) { } @@ -111,7 +112,7 @@ static inline void prepare_singlestep(struct kprobe *p, struct pt_regs *regs) } } -static int kprobe_handler(struct pt_regs *regs) +static int __kprobes kprobe_handler(struct pt_regs *regs) { struct kprobe *p; void *addr = (void *) regs->tpc; @@ -191,8 +192,9 @@ no_kprobe: * The original INSN location was REAL_PC, it actually * executed at PC and produced destination address NPC. */ -static unsigned long relbranch_fixup(u32 insn, unsigned long real_pc, - unsigned long pc, unsigned long npc) +static unsigned long __kprobes relbranch_fixup(u32 insn, unsigned long real_pc, + unsigned long pc, + unsigned long npc) { /* Branch not taken, no mods necessary. */ if (npc == pc + 0x4UL) @@ -217,7 +219,8 @@ static unsigned long relbranch_fixup(u32 insn, unsigned long real_pc, /* If INSN is an instruction which writes it's PC location * into a destination register, fix that up. */ -static void retpc_fixup(struct pt_regs *regs, u32 insn, unsigned long real_pc) +static void __kprobes retpc_fixup(struct pt_regs *regs, u32 insn, + unsigned long real_pc) { unsigned long *slot = NULL; @@ -257,7 +260,7 @@ static void retpc_fixup(struct pt_regs *regs, u32 insn, unsigned long real_pc) * This function prepares to return from the post-single-step * breakpoint trap. */ -static void resume_execution(struct kprobe *p, struct pt_regs *regs) +static void __kprobes resume_execution(struct kprobe *p, struct pt_regs *regs) { u32 insn = p->ainsn.insn[0]; @@ -315,8 +318,8 @@ static inline int kprobe_fault_handler(struct pt_regs *regs, int trapnr) /* * Wrapper routine to for handling exceptions. */ -int kprobe_exceptions_notify(struct notifier_block *self, unsigned long val, - void *data) +int __kprobes kprobe_exceptions_notify(struct notifier_block *self, + unsigned long val, void *data) { struct die_args *args = (struct die_args *)data; switch (val) { @@ -344,7 +347,8 @@ int kprobe_exceptions_notify(struct notifier_block *self, unsigned long val, return NOTIFY_DONE; } -asmlinkage void kprobe_trap(unsigned long trap_level, struct pt_regs *regs) +asmlinkage void __kprobes kprobe_trap(unsigned long trap_level, + struct pt_regs *regs) { BUG_ON(trap_level != 0x170 && trap_level != 0x171); @@ -368,7 +372,7 @@ static struct pt_regs jprobe_saved_regs; static struct pt_regs *jprobe_saved_regs_location; static struct sparc_stackf jprobe_saved_stack; -int setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs) +int __kprobes setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs) { struct jprobe *jp = container_of(p, struct jprobe, kp); @@ -390,7 +394,7 @@ int setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs) return 1; } -void jprobe_return(void) +void __kprobes jprobe_return(void) { preempt_enable_no_resched(); __asm__ __volatile__( @@ -403,7 +407,7 @@ extern void jprobe_return_trap_instruction(void); extern void __show_regs(struct pt_regs * regs); -int longjmp_break_handler(struct kprobe *p, struct pt_regs *regs) +int __kprobes longjmp_break_handler(struct kprobe *p, struct pt_regs *regs) { u32 *addr = (u32 *) regs->tpc; diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c index f21c993f8856..2ff7c32ab0ce 100644 --- a/arch/sparc64/kernel/pci.c +++ b/arch/sparc64/kernel/pci.c @@ -359,134 +359,17 @@ void pcibios_fixup_bus(struct pci_bus *pbus) pbus->resource[1] = &pbm->mem_space; } -int pci_claim_resource(struct pci_dev *pdev, int resource) +struct resource *pcibios_select_root(struct pci_dev *pdev, struct resource *r) { struct pci_pbm_info *pbm = pdev->bus->sysdata; - struct resource *res = &pdev->resource[resource]; - struct resource *root; - - if (!pbm) - return -EINVAL; + struct resource *root = NULL; - if (res->flags & IORESOURCE_IO) + if (r->flags & IORESOURCE_IO) root = &pbm->io_space; - else + if (r->flags & IORESOURCE_MEM) root = &pbm->mem_space; - pbm->parent->resource_adjust(pdev, res, root); - - return request_resource(root, res); -} - -/* - * Given the PCI bus a device resides on, try to - * find an acceptable resource allocation for a - * specific device resource.. - */ -static int pci_assign_bus_resource(const struct pci_bus *bus, - struct pci_dev *dev, - struct resource *res, - unsigned long size, - unsigned long min, - int resno) -{ - unsigned int type_mask; - int i; - - type_mask = IORESOURCE_IO | IORESOURCE_MEM; - for (i = 0 ; i < 4; i++) { - struct resource *r = bus->resource[i]; - if (!r) - continue; - - /* type_mask must match */ - if ((res->flags ^ r->flags) & type_mask) - continue; - - /* Ok, try it out.. */ - if (allocate_resource(r, res, size, min, -1, size, NULL, NULL) < 0) - continue; - - /* PCI config space updated by caller. */ - return 0; - } - return -EBUSY; -} - -int pci_assign_resource(struct pci_dev *pdev, int resource) -{ - struct pcidev_cookie *pcp = pdev->sysdata; - struct pci_pbm_info *pbm = pcp->pbm; - struct resource *res = &pdev->resource[resource]; - unsigned long min, size; - int err; - - if (res->flags & IORESOURCE_IO) - min = pbm->io_space.start + 0x400UL; - else - min = pbm->mem_space.start; - - size = res->end - res->start + 1; - - err = pci_assign_bus_resource(pdev->bus, pdev, res, size, min, resource); - - if (err < 0) { - printk("PCI: Failed to allocate resource %d for %s\n", - resource, pci_name(pdev)); - } else { - /* Update PCI config space. */ - pbm->parent->base_address_update(pdev, resource); - } - - return err; -} - -/* Sort resources by alignment */ -void pdev_sort_resources(struct pci_dev *dev, struct resource_list *head) -{ - int i; - - for (i = 0; i < PCI_NUM_RESOURCES; i++) { - struct resource *r; - struct resource_list *list, *tmp; - unsigned long r_align; - - r = &dev->resource[i]; - r_align = r->end - r->start; - - if (!(r->flags) || r->parent) - continue; - if (!r_align) { - printk(KERN_WARNING "PCI: Ignore bogus resource %d " - "[%lx:%lx] of %s\n", - i, r->start, r->end, pci_name(dev)); - continue; - } - r_align = (i < PCI_BRIDGE_RESOURCES) ? r_align + 1 : r->start; - for (list = head; ; list = list->next) { - unsigned long align = 0; - struct resource_list *ln = list->next; - int idx; - - if (ln) { - idx = ln->res - &ln->dev->resource[0]; - align = (idx < PCI_BRIDGE_RESOURCES) ? - ln->res->end - ln->res->start + 1 : - ln->res->start; - } - if (r_align > align) { - tmp = kmalloc(sizeof(*tmp), GFP_KERNEL); - if (!tmp) - panic("pdev_sort_resources(): " - "kmalloc() failed!\n"); - tmp->next = ln; - tmp->res = r; - tmp->dev = dev; - list->next = tmp; - break; - } - } - } + return root; } void pcibios_update_irq(struct pci_dev *pdev, int irq) @@ -736,8 +619,7 @@ static void __pci_mmap_set_flags(struct pci_dev *dev, struct vm_area_struct *vma static void __pci_mmap_set_pgprot(struct pci_dev *dev, struct vm_area_struct *vma, enum pci_mmap_state mmap_state) { - /* Our io_remap_page_range/io_remap_pfn_range takes care of this, - do nothing. */ + /* Our io_remap_pfn_range takes care of this, do nothing. */ } /* Perform the actual remap of the pages for a PCI device mapping, as appropriate diff --git a/arch/sparc64/kernel/pci_psycho.c b/arch/sparc64/kernel/pci_psycho.c index 91ab466d6c66..6ed1ef25e0ac 100644 --- a/arch/sparc64/kernel/pci_psycho.c +++ b/arch/sparc64/kernel/pci_psycho.c @@ -307,7 +307,7 @@ static unsigned char psycho_pil_table[] = { /*0x32*/15, /* Power Management */ }; -static int __init psycho_ino_to_pil(struct pci_dev *pdev, unsigned int ino) +static int psycho_ino_to_pil(struct pci_dev *pdev, unsigned int ino) { int ret; @@ -344,9 +344,9 @@ static int __init psycho_ino_to_pil(struct pci_dev *pdev, unsigned int ino) return ret; } -static unsigned int __init psycho_irq_build(struct pci_pbm_info *pbm, - struct pci_dev *pdev, - unsigned int ino) +static unsigned int psycho_irq_build(struct pci_pbm_info *pbm, + struct pci_dev *pdev, + unsigned int ino) { struct ino_bucket *bucket; unsigned long imap, iclr; @@ -1024,7 +1024,7 @@ static irqreturn_t psycho_pcierr_intr(int irq, void *dev_id, struct pt_regs *reg #define PSYCHO_CE_INO 0x2f #define PSYCHO_PCIERR_A_INO 0x30 #define PSYCHO_PCIERR_B_INO 0x31 -static void __init psycho_register_error_handlers(struct pci_controller_info *p) +static void psycho_register_error_handlers(struct pci_controller_info *p) { struct pci_pbm_info *pbm = &p->pbm_A; /* arbitrary */ unsigned long base = p->pbm_A.controller_regs; @@ -1091,15 +1091,15 @@ static void __init psycho_register_error_handlers(struct pci_controller_info *p) } /* PSYCHO boot time probing and initialization. */ -static void __init psycho_resource_adjust(struct pci_dev *pdev, - struct resource *res, - struct resource *root) +static void psycho_resource_adjust(struct pci_dev *pdev, + struct resource *res, + struct resource *root) { res->start += root->start; res->end += root->start; } -static void __init psycho_base_address_update(struct pci_dev *pdev, int resource) +static void psycho_base_address_update(struct pci_dev *pdev, int resource) { struct pcidev_cookie *pcp = pdev->sysdata; struct pci_pbm_info *pbm = pcp->pbm; @@ -1144,7 +1144,7 @@ static void __init psycho_base_address_update(struct pci_dev *pdev, int resource pci_write_config_dword(pdev, where + 4, 0); } -static void __init pbm_config_busmastering(struct pci_pbm_info *pbm) +static void pbm_config_busmastering(struct pci_pbm_info *pbm) { u8 *addr; @@ -1161,8 +1161,8 @@ static void __init pbm_config_busmastering(struct pci_pbm_info *pbm) pci_config_write8(addr, 64); } -static void __init pbm_scan_bus(struct pci_controller_info *p, - struct pci_pbm_info *pbm) +static void pbm_scan_bus(struct pci_controller_info *p, + struct pci_pbm_info *pbm) { struct pcidev_cookie *cookie = kmalloc(sizeof(*cookie), GFP_KERNEL); @@ -1189,7 +1189,7 @@ static void __init pbm_scan_bus(struct pci_controller_info *p, pci_setup_busmastering(pbm, pbm->pci_bus); } -static void __init psycho_scan_bus(struct pci_controller_info *p) +static void psycho_scan_bus(struct pci_controller_info *p) { pbm_config_busmastering(&p->pbm_B); p->pbm_B.is_66mhz_capable = 0; @@ -1204,7 +1204,7 @@ static void __init psycho_scan_bus(struct pci_controller_info *p) psycho_register_error_handlers(p); } -static void __init psycho_iommu_init(struct pci_controller_info *p) +static void psycho_iommu_init(struct pci_controller_info *p) { struct pci_iommu *iommu = p->pbm_A.iommu; unsigned long tsbbase, i; @@ -1327,8 +1327,8 @@ static void psycho_controller_hwinit(struct pci_controller_info *p) psycho_write(p->pbm_A.controller_regs + PSYCHO_PCIB_DIAG, tmp); } -static void __init pbm_register_toplevel_resources(struct pci_controller_info *p, - struct pci_pbm_info *pbm) +static void pbm_register_toplevel_resources(struct pci_controller_info *p, + struct pci_pbm_info *pbm) { char *name = pbm->name; @@ -1481,7 +1481,7 @@ static void psycho_pbm_init(struct pci_controller_info *p, #define PSYCHO_CONFIGSPACE 0x001000000UL -void __init psycho_init(int node, char *model_name) +void psycho_init(int node, char *model_name) { struct linux_prom64_registers pr_regs[3]; struct pci_controller_info *p; diff --git a/arch/sparc64/kernel/pci_sabre.c b/arch/sparc64/kernel/pci_sabre.c index 52bf3431a422..0ee6bd5b9ac6 100644 --- a/arch/sparc64/kernel/pci_sabre.c +++ b/arch/sparc64/kernel/pci_sabre.c @@ -554,7 +554,7 @@ static unsigned char sabre_pil_table[] = { /*0x32*/15, /* Power Management */ }; -static int __init sabre_ino_to_pil(struct pci_dev *pdev, unsigned int ino) +static int sabre_ino_to_pil(struct pci_dev *pdev, unsigned int ino) { int ret; @@ -612,9 +612,9 @@ static void sabre_wsync_handler(struct ino_bucket *bucket, void *_arg1, void *_a sabre_read(sync_reg); } -static unsigned int __init sabre_irq_build(struct pci_pbm_info *pbm, - struct pci_dev *pdev, - unsigned int ino) +static unsigned int sabre_irq_build(struct pci_pbm_info *pbm, + struct pci_dev *pdev, + unsigned int ino) { struct ino_bucket *bucket; unsigned long imap, iclr; @@ -1009,7 +1009,7 @@ static irqreturn_t sabre_pcierr_intr(int irq, void *dev_id, struct pt_regs *regs #define SABRE_UE_INO 0x2e #define SABRE_CE_INO 0x2f #define SABRE_PCIERR_INO 0x30 -static void __init sabre_register_error_handlers(struct pci_controller_info *p) +static void sabre_register_error_handlers(struct pci_controller_info *p) { struct pci_pbm_info *pbm = &p->pbm_A; /* arbitrary */ unsigned long base = pbm->controller_regs; @@ -1056,9 +1056,9 @@ static void __init sabre_register_error_handlers(struct pci_controller_info *p) sabre_write(base + SABRE_PCICTRL, tmp); } -static void __init sabre_resource_adjust(struct pci_dev *pdev, - struct resource *res, - struct resource *root) +static void sabre_resource_adjust(struct pci_dev *pdev, + struct resource *res, + struct resource *root) { struct pci_pbm_info *pbm = pdev->bus->sysdata; unsigned long base; @@ -1072,7 +1072,7 @@ static void __init sabre_resource_adjust(struct pci_dev *pdev, res->end += base; } -static void __init sabre_base_address_update(struct pci_dev *pdev, int resource) +static void sabre_base_address_update(struct pci_dev *pdev, int resource) { struct pcidev_cookie *pcp = pdev->sysdata; struct pci_pbm_info *pbm = pcp->pbm; @@ -1118,7 +1118,7 @@ static void __init sabre_base_address_update(struct pci_dev *pdev, int resource) pci_write_config_dword(pdev, where + 4, 0); } -static void __init apb_init(struct pci_controller_info *p, struct pci_bus *sabre_bus) +static void apb_init(struct pci_controller_info *p, struct pci_bus *sabre_bus) { struct pci_dev *pdev; @@ -1181,7 +1181,7 @@ static struct pcidev_cookie *alloc_bridge_cookie(struct pci_pbm_info *pbm) return cookie; } -static void __init sabre_scan_bus(struct pci_controller_info *p) +static void sabre_scan_bus(struct pci_controller_info *p) { static int once; struct pci_bus *sabre_bus, *pbus; @@ -1262,9 +1262,9 @@ static void __init sabre_scan_bus(struct pci_controller_info *p) sabre_register_error_handlers(p); } -static void __init sabre_iommu_init(struct pci_controller_info *p, - int tsbsize, unsigned long dvma_offset, - u32 dma_mask) +static void sabre_iommu_init(struct pci_controller_info *p, + int tsbsize, unsigned long dvma_offset, + u32 dma_mask) { struct pci_iommu *iommu = p->pbm_A.iommu; unsigned long tsbbase, i, order; @@ -1345,8 +1345,8 @@ static void __init sabre_iommu_init(struct pci_controller_info *p, } } -static void __init pbm_register_toplevel_resources(struct pci_controller_info *p, - struct pci_pbm_info *pbm) +static void pbm_register_toplevel_resources(struct pci_controller_info *p, + struct pci_pbm_info *pbm) { char *name = pbm->name; unsigned long ibase = p->pbm_A.controller_regs + SABRE_IOSPACE; @@ -1415,7 +1415,7 @@ static void __init pbm_register_toplevel_resources(struct pci_controller_info *p &pbm->mem_space); } -static void __init sabre_pbm_init(struct pci_controller_info *p, int sabre_node, u32 dma_begin) +static void sabre_pbm_init(struct pci_controller_info *p, int sabre_node, u32 dma_begin) { struct pci_pbm_info *pbm; char namebuf[128]; @@ -1552,7 +1552,7 @@ static void __init sabre_pbm_init(struct pci_controller_info *p, int sabre_node, } } -void __init sabre_init(int pnode, char *model_name) +void sabre_init(int pnode, char *model_name) { struct linux_prom64_registers pr_regs[2]; struct pci_controller_info *p; diff --git a/arch/sparc64/kernel/pci_schizo.c b/arch/sparc64/kernel/pci_schizo.c index 6a182bb66281..331382e1a75d 100644 --- a/arch/sparc64/kernel/pci_schizo.c +++ b/arch/sparc64/kernel/pci_schizo.c @@ -285,7 +285,7 @@ static unsigned char schizo_pil_table[] = { /*0x3f*/0, /* Reserved for NewLink */ }; -static int __init schizo_ino_to_pil(struct pci_dev *pdev, unsigned int ino) +static int schizo_ino_to_pil(struct pci_dev *pdev, unsigned int ino) { int ret; @@ -1221,7 +1221,7 @@ static irqreturn_t schizo_safarierr_intr(int irq, void *dev_id, struct pt_regs * * PCI bus units of the same Tomatillo. I still have not really * figured this out... */ -static void __init tomatillo_register_error_handlers(struct pci_controller_info *p) +static void tomatillo_register_error_handlers(struct pci_controller_info *p) { struct pci_pbm_info *pbm; unsigned int irq; @@ -1359,7 +1359,7 @@ static void __init tomatillo_register_error_handlers(struct pci_controller_info (SCHIZO_SAFIRQCTRL_EN | (BUS_ERROR_UNMAP))); } -static void __init schizo_register_error_handlers(struct pci_controller_info *p) +static void schizo_register_error_handlers(struct pci_controller_info *p) { struct pci_pbm_info *pbm; unsigned int irq; @@ -1505,7 +1505,7 @@ static void __init schizo_register_error_handlers(struct pci_controller_info *p) (SCHIZO_SAFIRQCTRL_EN | (BUS_ERROR_UNMAP))); } -static void __init pbm_config_busmastering(struct pci_pbm_info *pbm) +static void pbm_config_busmastering(struct pci_pbm_info *pbm) { u8 *addr; @@ -1522,8 +1522,8 @@ static void __init pbm_config_busmastering(struct pci_pbm_info *pbm) pci_config_write8(addr, 64); } -static void __init pbm_scan_bus(struct pci_controller_info *p, - struct pci_pbm_info *pbm) +static void pbm_scan_bus(struct pci_controller_info *p, + struct pci_pbm_info *pbm) { struct pcidev_cookie *cookie = kmalloc(sizeof(*cookie), GFP_KERNEL); @@ -1550,8 +1550,8 @@ static void __init pbm_scan_bus(struct pci_controller_info *p, pci_setup_busmastering(pbm, pbm->pci_bus); } -static void __init __schizo_scan_bus(struct pci_controller_info *p, - int chip_type) +static void __schizo_scan_bus(struct pci_controller_info *p, + int chip_type) { if (!p->pbm_B.prom_node || !p->pbm_A.prom_node) { printk("PCI: Only one PCI bus module of controller found.\n"); @@ -1577,17 +1577,17 @@ static void __init __schizo_scan_bus(struct pci_controller_info *p, schizo_register_error_handlers(p); } -static void __init schizo_scan_bus(struct pci_controller_info *p) +static void schizo_scan_bus(struct pci_controller_info *p) { __schizo_scan_bus(p, PBM_CHIP_TYPE_SCHIZO); } -static void __init tomatillo_scan_bus(struct pci_controller_info *p) +static void tomatillo_scan_bus(struct pci_controller_info *p) { __schizo_scan_bus(p, PBM_CHIP_TYPE_TOMATILLO); } -static void __init schizo_base_address_update(struct pci_dev *pdev, int resource) +static void schizo_base_address_update(struct pci_dev *pdev, int resource) { struct pcidev_cookie *pcp = pdev->sysdata; struct pci_pbm_info *pbm = pcp->pbm; @@ -1632,9 +1632,9 @@ static void __init schizo_base_address_update(struct pci_dev *pdev, int resource pci_write_config_dword(pdev, where + 4, 0); } -static void __init schizo_resource_adjust(struct pci_dev *pdev, - struct resource *res, - struct resource *root) +static void schizo_resource_adjust(struct pci_dev *pdev, + struct resource *res, + struct resource *root) { res->start += root->start; res->end += root->start; @@ -1702,8 +1702,8 @@ static void schizo_determine_mem_io_space(struct pci_pbm_info *pbm) pbm->mem_space.start); } -static void __init pbm_register_toplevel_resources(struct pci_controller_info *p, - struct pci_pbm_info *pbm) +static void pbm_register_toplevel_resources(struct pci_controller_info *p, + struct pci_pbm_info *pbm) { pbm->io_space.name = pbm->mem_space.name = pbm->name; @@ -1932,7 +1932,7 @@ static void schizo_pbm_iommu_init(struct pci_pbm_info *pbm) #define TOMATILLO_PCI_IOC_TDIAG (0x2250UL) #define TOMATILLO_PCI_IOC_DDIAG (0x2290UL) -static void __init schizo_pbm_hw_init(struct pci_pbm_info *pbm) +static void schizo_pbm_hw_init(struct pci_pbm_info *pbm) { u64 tmp; @@ -1986,9 +1986,9 @@ static void __init schizo_pbm_hw_init(struct pci_pbm_info *pbm) } } -static void __init schizo_pbm_init(struct pci_controller_info *p, - int prom_node, u32 portid, - int chip_type) +static void schizo_pbm_init(struct pci_controller_info *p, + int prom_node, u32 portid, + int chip_type) { struct linux_prom64_registers pr_regs[4]; unsigned int busrange[2]; @@ -2145,7 +2145,7 @@ static inline int portid_compare(u32 x, u32 y, int chip_type) return (x == y); } -static void __init __schizo_init(int node, char *model_name, int chip_type) +static void __schizo_init(int node, char *model_name, int chip_type) { struct pci_controller_info *p; struct pci_iommu *iommu; @@ -2213,17 +2213,17 @@ static void __init __schizo_init(int node, char *model_name, int chip_type) schizo_pbm_init(p, node, portid, chip_type); } -void __init schizo_init(int node, char *model_name) +void schizo_init(int node, char *model_name) { __schizo_init(node, model_name, PBM_CHIP_TYPE_SCHIZO); } -void __init schizo_plus_init(int node, char *model_name) +void schizo_plus_init(int node, char *model_name) { __schizo_init(node, model_name, PBM_CHIP_TYPE_SCHIZO_PLUS); } -void __init tomatillo_init(int node, char *model_name) +void tomatillo_init(int node, char *model_name) { __schizo_init(node, model_name, PBM_CHIP_TYPE_TOMATILLO); } diff --git a/arch/sparc64/kernel/rtrap.S b/arch/sparc64/kernel/rtrap.S index 0696ed4b9d64..fafd227735fa 100644 --- a/arch/sparc64/kernel/rtrap.S +++ b/arch/sparc64/kernel/rtrap.S @@ -153,11 +153,14 @@ __handle_signal: rtrap_irq: rtrap_clr_l6: clr %l6 rtrap: - ldub [%g6 + TI_CPU], %l0 - sethi %hi(irq_stat), %l2 ! &softirq_active - or %l2, %lo(irq_stat), %l2 ! &softirq_active -irqsz_patchme: sllx %l0, 0, %l0 - lduw [%l2 + %l0], %l1 ! softirq_pending +#ifndef CONFIG_SMP + sethi %hi(per_cpu____cpu_data), %l0 + lduw [%l0 + %lo(per_cpu____cpu_data)], %l1 +#else + sethi %hi(per_cpu____cpu_data), %l0 + or %l0, %lo(per_cpu____cpu_data), %l0 + lduw [%l0 + %g5], %l1 +#endif cmp %l1, 0 /* mm/ultra.S:xcall_report_regs KNOWS about this load. */ diff --git a/arch/sparc64/kernel/setup.c b/arch/sparc64/kernel/setup.c index fbdfed3798d8..ddbed3341a23 100644 --- a/arch/sparc64/kernel/setup.c +++ b/arch/sparc64/kernel/setup.c @@ -511,18 +511,6 @@ void __init setup_arch(char **cmdline_p) conswitchp = &prom_con; #endif -#ifdef CONFIG_SMP - i = (unsigned long)&irq_stat[1] - (unsigned long)&irq_stat[0]; - if ((i == SMP_CACHE_BYTES) || (i == (2 * SMP_CACHE_BYTES))) { - extern unsigned int irqsz_patchme[1]; - irqsz_patchme[0] |= ((i == SMP_CACHE_BYTES) ? SMP_CACHE_BYTES_SHIFT : \ - SMP_CACHE_BYTES_SHIFT + 1); - flushi((long)&irqsz_patchme[0]); - } else { - prom_printf("Unexpected size of irq_stat[] elements\n"); - prom_halt(); - } -#endif /* Work out if we are starfire early on */ check_if_starfire(); diff --git a/arch/sparc64/kernel/sparc64_ksyms.c b/arch/sparc64/kernel/sparc64_ksyms.c index a3ea697f1adb..7d9a0f6c437d 100644 --- a/arch/sparc64/kernel/sparc64_ksyms.c +++ b/arch/sparc64/kernel/sparc64_ksyms.c @@ -88,8 +88,6 @@ extern int svr4_setcontext(svr4_ucontext_t *uc, struct pt_regs *regs); extern int compat_sys_ioctl(unsigned int fd, unsigned int cmd, u32 arg); extern int (*handle_mathemu)(struct pt_regs *, struct fpustate *); extern long sparc32_open(const char __user * filename, int flags, int mode); -extern int io_remap_page_range(struct vm_area_struct *vma, unsigned long from, - unsigned long offset, unsigned long size, pgprot_t prot, int space); extern int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from, unsigned long pfn, unsigned long size, pgprot_t prot); extern void (*prom_palette)(int); @@ -245,7 +243,6 @@ EXPORT_SYMBOL(pci_dma_supported); #endif /* I/O device mmaping on Sparc64. */ -EXPORT_SYMBOL(io_remap_page_range); EXPORT_SYMBOL(io_remap_pfn_range); /* Solaris/SunOS binary compatibility */ @@ -406,12 +403,3 @@ EXPORT_SYMBOL(xor_vis_4); EXPORT_SYMBOL(xor_vis_5); EXPORT_SYMBOL(prom_palette); - -/* memory barriers */ -EXPORT_SYMBOL(mb); -EXPORT_SYMBOL(rmb); -EXPORT_SYMBOL(wmb); -EXPORT_SYMBOL(membar_storeload); -EXPORT_SYMBOL(membar_storeload_storestore); -EXPORT_SYMBOL(membar_storeload_loadload); -EXPORT_SYMBOL(membar_storestore_loadstore); diff --git a/arch/sparc64/kernel/sunos_ioctl32.c b/arch/sparc64/kernel/sunos_ioctl32.c index 87c1aeb02220..7654b8a7f03a 100644 --- a/arch/sparc64/kernel/sunos_ioctl32.c +++ b/arch/sparc64/kernel/sunos_ioctl32.c @@ -152,11 +152,12 @@ asmlinkage int sunos_ioctl (int fd, u32 cmd, u32 arg) ret = compat_sys_ioctl(fd, SIOCGIFCONF, arg); goto out; - case _IOW('i', 21, struct ifreq): /* SIOCSIFMTU */ - ret = sys_ioctl(fd, SIOCSIFMTU, arg); + case _IOW('i', 21, struct ifreq32): + ret = compat_sys_ioctl(fd, SIOCSIFMTU, arg); goto out; - case _IOWR('i', 22, struct ifreq): /* SIOCGIFMTU */ - ret = sys_ioctl(fd, SIOCGIFMTU, arg); + + case _IOWR('i', 22, struct ifreq32): + ret = compat_sys_ioctl(fd, SIOCGIFMTU, arg); goto out; case _IOWR('i', 23, struct ifreq32): diff --git a/arch/sparc64/kernel/sys_sparc32.c b/arch/sparc64/kernel/sys_sparc32.c index 1d3aa588df8a..7f6239ed2521 100644 --- a/arch/sparc64/kernel/sys_sparc32.c +++ b/arch/sparc64/kernel/sys_sparc32.c @@ -1002,29 +1002,7 @@ asmlinkage long sys32_adjtimex(struct timex32 __user *utp) asmlinkage long sparc32_open(const char __user *filename, int flags, int mode) { - char * tmp; - int fd, error; - - tmp = getname(filename); - fd = PTR_ERR(tmp); - if (!IS_ERR(tmp)) { - fd = get_unused_fd(); - if (fd >= 0) { - struct file * f = filp_open(tmp, flags, mode); - error = PTR_ERR(f); - if (IS_ERR(f)) - goto out_error; - fd_install(fd, f); - } -out: - putname(tmp); - } - return fd; - -out_error: - put_unused_fd(fd); - fd = error; - goto out; + return do_sys_open(filename, flags, mode); } extern unsigned long do_mremap(unsigned long addr, diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c index 362b9c26871b..3f08a32f51a1 100644 --- a/arch/sparc64/kernel/time.c +++ b/arch/sparc64/kernel/time.c @@ -449,7 +449,7 @@ static inline void timer_check_rtc(void) static long last_rtc_update; /* Determine when to update the Mostek clock. */ - if ((time_status & STA_UNSYNC) == 0 && + if (ntp_synced() && xtime.tv_sec > last_rtc_update + 660 && (xtime.tv_nsec / 1000) >= 500000 - ((unsigned) TICK_SIZE) / 2 && (xtime.tv_nsec / 1000) <= 500000 + ((unsigned) TICK_SIZE) / 2) { diff --git a/arch/sparc64/kernel/vmlinux.lds.S b/arch/sparc64/kernel/vmlinux.lds.S index 950423da8a6a..f47d0be39378 100644 --- a/arch/sparc64/kernel/vmlinux.lds.S +++ b/arch/sparc64/kernel/vmlinux.lds.S @@ -17,6 +17,7 @@ SECTIONS *(.text) SCHED_TEXT LOCK_TEXT + KPROBES_TEXT *(.gnu.warning) } =0 _etext = .; diff --git a/arch/sparc64/lib/Makefile b/arch/sparc64/lib/Makefile index 6201f1040982..40dbeec7e5d6 100644 --- a/arch/sparc64/lib/Makefile +++ b/arch/sparc64/lib/Makefile @@ -12,7 +12,7 @@ lib-y := PeeCeeI.o copy_page.o clear_page.o strlen.o strncmp.o \ U1memcpy.o U1copy_from_user.o U1copy_to_user.o \ U3memcpy.o U3copy_from_user.o U3copy_to_user.o U3patch.o \ copy_in_user.o user_fixup.o memmove.o \ - mcount.o ipcsum.o rwsem.o xor.o find_bit.o delay.o mb.o + mcount.o ipcsum.o rwsem.o xor.o find_bit.o delay.o lib-$(CONFIG_DEBUG_SPINLOCK) += debuglocks.o lib-$(CONFIG_HAVE_DEC_LOCK) += dec_and_lock.o diff --git a/arch/sparc64/lib/PeeCeeI.c b/arch/sparc64/lib/PeeCeeI.c index 3008d536e8c2..3c6cfbb20360 100644 --- a/arch/sparc64/lib/PeeCeeI.c +++ b/arch/sparc64/lib/PeeCeeI.c @@ -7,28 +7,31 @@ #include <asm/io.h> #include <asm/byteorder.h> -void outsb(void __iomem *addr, const void *src, unsigned long count) +void outsb(unsigned long __addr, const void *src, unsigned long count) { + void __iomem *addr = (void __iomem *) __addr; const u8 *p = src; - while(count--) + while (count--) outb(*p++, addr); } -void outsw(void __iomem *addr, const void *src, unsigned long count) +void outsw(unsigned long __addr, const void *src, unsigned long count) { - if(count) { + void __iomem *addr = (void __iomem *) __addr; + + if (count) { u16 *ps = (u16 *)src; u32 *pi; - if(((u64)src) & 0x2) { + if (((u64)src) & 0x2) { u16 val = le16_to_cpup(ps); outw(val, addr); ps++; count--; } pi = (u32 *)ps; - while(count >= 2) { + while (count >= 2) { u32 w = le32_to_cpup(pi); pi++; @@ -37,19 +40,21 @@ void outsw(void __iomem *addr, const void *src, unsigned long count) count -= 2; } ps = (u16 *)pi; - if(count) { + if (count) { u16 val = le16_to_cpup(ps); outw(val, addr); } } } -void outsl(void __iomem *addr, const void *src, unsigned long count) +void outsl(unsigned long __addr, const void *src, unsigned long count) { - if(count) { - if((((u64)src) & 0x3) == 0) { + void __iomem *addr = (void __iomem *) __addr; + + if (count) { + if ((((u64)src) & 0x3) == 0) { u32 *p = (u32 *)src; - while(count--) { + while (count--) { u32 val = cpu_to_le32p(p); outl(val, addr); p++; @@ -60,13 +65,13 @@ void outsl(void __iomem *addr, const void *src, unsigned long count) u32 l = 0, l2; u32 *pi; - switch(((u64)src) & 0x3) { + switch (((u64)src) & 0x3) { case 0x2: count -= 1; l = cpu_to_le16p(ps) << 16; ps++; pi = (u32 *)ps; - while(count--) { + while (count--) { l2 = cpu_to_le32p(pi); pi++; outl(((l >> 16) | (l2 << 16)), addr); @@ -86,7 +91,7 @@ void outsl(void __iomem *addr, const void *src, unsigned long count) ps++; l |= (l2 << 16); pi = (u32 *)ps; - while(count--) { + while (count--) { l2 = cpu_to_le32p(pi); pi++; outl(((l >> 8) | (l2 << 24)), addr); @@ -101,7 +106,7 @@ void outsl(void __iomem *addr, const void *src, unsigned long count) pb = (u8 *)src; l = (*pb++ << 24); pi = (u32 *)pb; - while(count--) { + while (count--) { l2 = cpu_to_le32p(pi); pi++; outl(((l >> 24) | (l2 << 8)), addr); @@ -119,16 +124,18 @@ void outsl(void __iomem *addr, const void *src, unsigned long count) } } -void insb(void __iomem *addr, void *dst, unsigned long count) +void insb(unsigned long __addr, void *dst, unsigned long count) { - if(count) { + void __iomem *addr = (void __iomem *) __addr; + + if (count) { u32 *pi; u8 *pb = dst; - while((((unsigned long)pb) & 0x3) && count--) + while ((((unsigned long)pb) & 0x3) && count--) *pb++ = inb(addr); pi = (u32 *)pb; - while(count >= 4) { + while (count >= 4) { u32 w; w = (inb(addr) << 24); @@ -139,23 +146,25 @@ void insb(void __iomem *addr, void *dst, unsigned long count) count -= 4; } pb = (u8 *)pi; - while(count--) + while (count--) *pb++ = inb(addr); } } -void insw(void __iomem *addr, void *dst, unsigned long count) +void insw(unsigned long __addr, void *dst, unsigned long count) { - if(count) { + void __iomem *addr = (void __iomem *) __addr; + + if (count) { u16 *ps = dst; u32 *pi; - if(((unsigned long)ps) & 0x2) { + if (((unsigned long)ps) & 0x2) { *ps++ = le16_to_cpu(inw(addr)); count--; } pi = (u32 *)ps; - while(count >= 2) { + while (count >= 2) { u32 w; w = (le16_to_cpu(inw(addr)) << 16); @@ -164,31 +173,33 @@ void insw(void __iomem *addr, void *dst, unsigned long count) count -= 2; } ps = (u16 *)pi; - if(count) + if (count) *ps = le16_to_cpu(inw(addr)); } } -void insl(void __iomem *addr, void *dst, unsigned long count) +void insl(unsigned long __addr, void *dst, unsigned long count) { - if(count) { - if((((unsigned long)dst) & 0x3) == 0) { + void __iomem *addr = (void __iomem *) __addr; + + if (count) { + if ((((unsigned long)dst) & 0x3) == 0) { u32 *pi = dst; - while(count--) + while (count--) *pi++ = le32_to_cpu(inl(addr)); } else { u32 l = 0, l2, *pi; u16 *ps; u8 *pb; - switch(((unsigned long)dst) & 3) { + switch (((unsigned long)dst) & 3) { case 0x2: ps = dst; count -= 1; l = le32_to_cpu(inl(addr)); *ps++ = l; pi = (u32 *)ps; - while(count--) { + while (count--) { l2 = le32_to_cpu(inl(addr)); *pi++ = (l << 16) | (l2 >> 16); l = l2; @@ -205,7 +216,7 @@ void insl(void __iomem *addr, void *dst, unsigned long count) ps = (u16 *)pb; *ps++ = ((l >> 8) & 0xffff); pi = (u32 *)ps; - while(count--) { + while (count--) { l2 = le32_to_cpu(inl(addr)); *pi++ = (l << 24) | (l2 >> 8); l = l2; @@ -220,7 +231,7 @@ void insl(void __iomem *addr, void *dst, unsigned long count) l = le32_to_cpu(inl(addr)); *pb++ = l >> 24; pi = (u32 *)pb; - while(count--) { + while (count--) { l2 = le32_to_cpu(inl(addr)); *pi++ = (l << 8) | (l2 >> 24); l = l2; diff --git a/arch/sparc64/lib/copy_page.S b/arch/sparc64/lib/copy_page.S index 23ebf2c970b7..feebb14fd27a 100644 --- a/arch/sparc64/lib/copy_page.S +++ b/arch/sparc64/lib/copy_page.S @@ -87,7 +87,7 @@ copy_user_page: /* %o0=dest, %o1=src, %o2=vaddr */ membar #Sync wrpr %o2, 0x0, %pstate - BRANCH_IF_ANY_CHEETAH(g3,o2,1f) +cheetah_copy_page_insn: ba,pt %xcc, 9f nop @@ -240,3 +240,14 @@ copy_user_page: /* %o0=dest, %o1=src, %o2=vaddr */ stw %o4, [%g6 + TI_PRE_COUNT] .size copy_user_page, .-copy_user_page + + .globl cheetah_patch_copy_page +cheetah_patch_copy_page: + sethi %hi(0x01000000), %o1 ! NOP + sethi %hi(cheetah_copy_page_insn), %o0 + or %o0, %lo(cheetah_copy_page_insn), %o0 + stw %o1, [%o0] + membar #StoreStore + flush %o0 + retl + nop diff --git a/arch/sparc64/lib/mb.S b/arch/sparc64/lib/mb.S deleted file mode 100644 index 4004f748619f..000000000000 --- a/arch/sparc64/lib/mb.S +++ /dev/null @@ -1,73 +0,0 @@ -/* mb.S: Out of line memory barriers. - * - * Copyright (C) 2005 David S. Miller (davem@davemloft.net) - */ - - /* These are here in an effort to more fully work around - * Spitfire Errata #51. Essentially, if a memory barrier - * occurs soon after a mispredicted branch, the chip can stop - * executing instructions until a trap occurs. Therefore, if - * interrupts are disabled, the chip can hang forever. - * - * It used to be believed that the memory barrier had to be - * right in the delay slot, but a case has been traced - * recently wherein the memory barrier was one instruction - * after the branch delay slot and the chip still hung. The - * offending sequence was the following in sym_wakeup_done() - * of the sym53c8xx_2 driver: - * - * call sym_ccb_from_dsa, 0 - * movge %icc, 0, %l0 - * brz,pn %o0, .LL1303 - * mov %o0, %l2 - * membar #LoadLoad - * - * The branch has to be mispredicted for the bug to occur. - * Therefore, we put the memory barrier explicitly into a - * "branch always, predicted taken" delay slot to avoid the - * problem case. - */ - - .text - -99: retl - nop - - .globl mb -mb: ba,pt %xcc, 99b - membar #LoadLoad | #LoadStore | #StoreStore | #StoreLoad - .size mb, .-mb - - .globl rmb -rmb: ba,pt %xcc, 99b - membar #LoadLoad - .size rmb, .-rmb - - .globl wmb -wmb: ba,pt %xcc, 99b - membar #StoreStore - .size wmb, .-wmb - - .globl membar_storeload -membar_storeload: - ba,pt %xcc, 99b - membar #StoreLoad - .size membar_storeload, .-membar_storeload - - .globl membar_storeload_storestore -membar_storeload_storestore: - ba,pt %xcc, 99b - membar #StoreLoad | #StoreStore - .size membar_storeload_storestore, .-membar_storeload_storestore - - .globl membar_storeload_loadload -membar_storeload_loadload: - ba,pt %xcc, 99b - membar #StoreLoad | #LoadLoad - .size membar_storeload_loadload, .-membar_storeload_loadload - - .globl membar_storestore_loadstore -membar_storestore_loadstore: - ba,pt %xcc, 99b - membar #StoreStore | #LoadStore - .size membar_storestore_loadstore, .-membar_storestore_loadstore diff --git a/arch/sparc64/mm/fault.c b/arch/sparc64/mm/fault.c index 52e9375288a9..db1e3310e907 100644 --- a/arch/sparc64/mm/fault.c +++ b/arch/sparc64/mm/fault.c @@ -18,6 +18,7 @@ #include <linux/smp_lock.h> #include <linux/init.h> #include <linux/interrupt.h> +#include <linux/kprobes.h> #include <asm/page.h> #include <asm/pgtable.h> @@ -117,8 +118,9 @@ unsigned long __init prom_probe_memory (void) return tally; } -static void unhandled_fault(unsigned long address, struct task_struct *tsk, - struct pt_regs *regs) +static void __kprobes unhandled_fault(unsigned long address, + struct task_struct *tsk, + struct pt_regs *regs) { if ((unsigned long) address < PAGE_SIZE) { printk(KERN_ALERT "Unable to handle kernel NULL " @@ -304,7 +306,7 @@ cannot_handle: unhandled_fault (address, current, regs); } -asmlinkage void do_sparc64_fault(struct pt_regs *regs) +asmlinkage void __kprobes do_sparc64_fault(struct pt_regs *regs) { struct mm_struct *mm = current->mm; struct vm_area_struct *vma; diff --git a/arch/sparc64/mm/generic.c b/arch/sparc64/mm/generic.c index 6b31f6117a95..c954d91f01d0 100644 --- a/arch/sparc64/mm/generic.c +++ b/arch/sparc64/mm/generic.c @@ -116,37 +116,6 @@ static inline int io_remap_pud_range(struct mm_struct *mm, pud_t * pud, unsigned return 0; } -int io_remap_page_range(struct vm_area_struct *vma, unsigned long from, unsigned long offset, unsigned long size, pgprot_t prot, int space) -{ - int error = 0; - pgd_t * dir; - unsigned long beg = from; - unsigned long end = from + size; - struct mm_struct *mm = vma->vm_mm; - - prot = __pgprot(pg_iobits); - offset -= from; - dir = pgd_offset(mm, from); - flush_cache_range(vma, beg, end); - - spin_lock(&mm->page_table_lock); - while (from < end) { - pud_t *pud = pud_alloc(mm, dir, from); - error = -ENOMEM; - if (!pud) - break; - error = io_remap_pud_range(mm, pud, from, end - from, offset + from, prot, space); - if (error) - break; - from = (from + PGDIR_SIZE) & PGDIR_MASK; - dir++; - } - flush_tlb_range(vma, beg, end); - spin_unlock(&mm->page_table_lock); - - return error; -} - int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from, unsigned long pfn, unsigned long size, pgprot_t prot) { diff --git a/arch/sparc64/mm/init.c b/arch/sparc64/mm/init.c index 3fbaf342a452..fdb1ebb308c9 100644 --- a/arch/sparc64/mm/init.c +++ b/arch/sparc64/mm/init.c @@ -19,6 +19,7 @@ #include <linux/pagemap.h> #include <linux/fs.h> #include <linux/seq_file.h> +#include <linux/kprobes.h> #include <asm/head.h> #include <asm/system.h> @@ -250,7 +251,7 @@ out: put_cpu(); } -void flush_icache_range(unsigned long start, unsigned long end) +void __kprobes flush_icache_range(unsigned long start, unsigned long end) { /* Cheetah has coherent I-cache. */ if (tlb_type == spitfire) { diff --git a/arch/sparc64/mm/ultra.S b/arch/sparc64/mm/ultra.S index 363770893797..b2ee9b53227f 100644 --- a/arch/sparc64/mm/ultra.S +++ b/arch/sparc64/mm/ultra.S @@ -10,6 +10,7 @@ #include <asm/page.h> #include <asm/spitfire.h> #include <asm/mmu_context.h> +#include <asm/mmu.h> #include <asm/pil.h> #include <asm/head.h> #include <asm/thread_info.h> @@ -45,6 +46,8 @@ __flush_tlb_mm: /* %o0=(ctx & TAG_CONTEXT_BITS), %o1=SECONDARY_CONTEXT */ nop nop nop + nop + nop .align 32 .globl __flush_tlb_pending @@ -73,6 +76,9 @@ __flush_tlb_pending: retl wrpr %g7, 0x0, %pstate nop + nop + nop + nop .align 32 .globl __flush_tlb_kernel_range @@ -113,6 +119,7 @@ __spitfire_flush_tlb_mm_slow: #else #error unsupported PAGE_SIZE #endif + .section .kprobes.text, "ax" .align 32 .globl __flush_icache_page __flush_icache_page: /* %o0 = phys_page */ @@ -195,6 +202,7 @@ dflush4:stxa %g0, [%o4] ASI_DCACHE_TAG nop #endif /* DCACHE_ALIASING_POSSIBLE */ + .previous .text .align 32 __prefill_dtlb: rdpr %pstate, %g7 @@ -224,16 +232,8 @@ __update_mmu_cache: /* %o0=hw_context, %o1=address, %o2=pte, %o3=fault_code */ or %o5, %o0, %o5 ba,a,pt %xcc, __prefill_itlb - /* Cheetah specific versions, patched at boot time. - * - * This writes of the PRIMARY_CONTEXT register in this file are - * safe even on Cheetah+ and later wrt. the page size fields. - * The nucleus page size fields do not matter because we make - * no data references, and these instructions execute out of a - * locked I-TLB entry sitting in the fully assosciative I-TLB. - * This sequence should also never trap. - */ -__cheetah_flush_tlb_mm: /* 15 insns */ + /* Cheetah specific versions, patched at boot time. */ +__cheetah_flush_tlb_mm: /* 18 insns */ rdpr %pstate, %g7 andn %g7, PSTATE_IE, %g2 wrpr %g2, 0x0, %pstate @@ -241,6 +241,9 @@ __cheetah_flush_tlb_mm: /* 15 insns */ mov PRIMARY_CONTEXT, %o2 mov 0x40, %g3 ldxa [%o2] ASI_DMMU, %g2 + srlx %g2, CTX_PGSZ1_NUC_SHIFT, %o1 + sllx %o1, CTX_PGSZ1_NUC_SHIFT, %o1 + or %o0, %o1, %o0 /* Preserve nucleus page size fields */ stxa %o0, [%o2] ASI_DMMU stxa %g0, [%g3] ASI_DMMU_DEMAP stxa %g0, [%g3] ASI_IMMU_DEMAP @@ -250,7 +253,7 @@ __cheetah_flush_tlb_mm: /* 15 insns */ retl wrpr %g7, 0x0, %pstate -__cheetah_flush_tlb_pending: /* 23 insns */ +__cheetah_flush_tlb_pending: /* 26 insns */ /* %o0 = context, %o1 = nr, %o2 = vaddrs[] */ rdpr %pstate, %g7 sllx %o1, 3, %o1 @@ -259,6 +262,9 @@ __cheetah_flush_tlb_pending: /* 23 insns */ wrpr %g0, 1, %tl mov PRIMARY_CONTEXT, %o4 ldxa [%o4] ASI_DMMU, %g2 + srlx %g2, CTX_PGSZ1_NUC_SHIFT, %o3 + sllx %o3, CTX_PGSZ1_NUC_SHIFT, %o3 + or %o0, %o3, %o0 /* Preserve nucleus page size fields */ stxa %o0, [%o4] ASI_DMMU 1: sub %o1, (1 << 3), %o1 ldx [%o2 + %o1], %o3 @@ -311,14 +317,14 @@ cheetah_patch_cachetlbops: sethi %hi(__cheetah_flush_tlb_mm), %o1 or %o1, %lo(__cheetah_flush_tlb_mm), %o1 call cheetah_patch_one - mov 15, %o2 + mov 18, %o2 sethi %hi(__flush_tlb_pending), %o0 or %o0, %lo(__flush_tlb_pending), %o0 sethi %hi(__cheetah_flush_tlb_pending), %o1 or %o1, %lo(__cheetah_flush_tlb_pending), %o1 call cheetah_patch_one - mov 23, %o2 + mov 26, %o2 #ifdef DCACHE_ALIASING_POSSIBLE sethi %hi(__flush_dcache_page), %o0 @@ -352,9 +358,12 @@ cheetah_patch_cachetlbops: .globl xcall_flush_tlb_mm xcall_flush_tlb_mm: mov PRIMARY_CONTEXT, %g2 - mov 0x40, %g4 ldxa [%g2] ASI_DMMU, %g3 + srlx %g3, CTX_PGSZ1_NUC_SHIFT, %g4 + sllx %g4, CTX_PGSZ1_NUC_SHIFT, %g4 + or %g5, %g4, %g5 /* Preserve nucleus page size fields */ stxa %g5, [%g2] ASI_DMMU + mov 0x40, %g4 stxa %g0, [%g4] ASI_DMMU_DEMAP stxa %g0, [%g4] ASI_IMMU_DEMAP stxa %g3, [%g2] ASI_DMMU @@ -366,6 +375,10 @@ xcall_flush_tlb_pending: sllx %g1, 3, %g1 mov PRIMARY_CONTEXT, %g4 ldxa [%g4] ASI_DMMU, %g2 + srlx %g2, CTX_PGSZ1_NUC_SHIFT, %g4 + sllx %g4, CTX_PGSZ1_NUC_SHIFT, %g4 + or %g5, %g4, %g5 + mov PRIMARY_CONTEXT, %g4 stxa %g5, [%g4] ASI_DMMU 1: sub %g1, (1 << 3), %g1 ldx [%g7 + %g1], %g5 diff --git a/arch/sparc64/solaris/ioctl.c b/arch/sparc64/solaris/ioctl.c index cac0a1cf0050..be0a054e3ed6 100644 --- a/arch/sparc64/solaris/ioctl.c +++ b/arch/sparc64/solaris/ioctl.c @@ -24,6 +24,7 @@ #include <linux/netdevice.h> #include <linux/mtio.h> #include <linux/time.h> +#include <linux/rcupdate.h> #include <linux/compat.h> #include <net/sock.h> @@ -293,16 +294,18 @@ static struct module_info { static inline int solaris_sockmod(unsigned int fd, unsigned int cmd, u32 arg) { struct inode *ino; + struct fdtable *fdt; /* I wonder which of these tests are superfluous... --patrik */ - spin_lock(¤t->files->file_lock); - if (! current->files->fd[fd] || - ! current->files->fd[fd]->f_dentry || - ! (ino = current->files->fd[fd]->f_dentry->d_inode) || + rcu_read_lock(); + fdt = files_fdtable(current->files); + if (! fdt->fd[fd] || + ! fdt->fd[fd]->f_dentry || + ! (ino = fdt->fd[fd]->f_dentry->d_inode) || ! S_ISSOCK(ino->i_mode)) { - spin_unlock(¤t->files->file_lock); + rcu_read_unlock(); return TBADF; } - spin_unlock(¤t->files->file_lock); + rcu_read_unlock(); switch (cmd & 0xff) { case 109: /* SI_SOCKPARAMS */ diff --git a/arch/sparc64/solaris/timod.c b/arch/sparc64/solaris/timod.c index 022c80f43392..aaad29c35c83 100644 --- a/arch/sparc64/solaris/timod.c +++ b/arch/sparc64/solaris/timod.c @@ -143,9 +143,11 @@ static struct T_primsg *timod_mkctl(int size) static void timod_wake_socket(unsigned int fd) { struct socket *sock; + struct fdtable *fdt; SOLD("wakeing socket"); - sock = SOCKET_I(current->files->fd[fd]->f_dentry->d_inode); + fdt = files_fdtable(current->files); + sock = SOCKET_I(fdt->fd[fd]->f_dentry->d_inode); wake_up_interruptible(&sock->wait); read_lock(&sock->sk->sk_callback_lock); if (sock->fasync_list && !test_bit(SOCK_ASYNC_WAITDATA, &sock->flags)) @@ -157,9 +159,11 @@ static void timod_wake_socket(unsigned int fd) static void timod_queue(unsigned int fd, struct T_primsg *it) { struct sol_socket_struct *sock; + struct fdtable *fdt; SOLD("queuing primsg"); - sock = (struct sol_socket_struct *)current->files->fd[fd]->private_data; + fdt = files_fdtable(current->files); + sock = (struct sol_socket_struct *)fdt->fd[fd]->private_data; it->next = sock->pfirst; sock->pfirst = it; if (!sock->plast) @@ -171,9 +175,11 @@ static void timod_queue(unsigned int fd, struct T_primsg *it) static void timod_queue_end(unsigned int fd, struct T_primsg *it) { struct sol_socket_struct *sock; + struct fdtable *fdt; SOLD("queuing primsg at end"); - sock = (struct sol_socket_struct *)current->files->fd[fd]->private_data; + fdt = files_fdtable(current->files); + sock = (struct sol_socket_struct *)fdt->fd[fd]->private_data; it->next = NULL; if (sock->plast) sock->plast->next = it; @@ -344,6 +350,7 @@ int timod_putmsg(unsigned int fd, char __user *ctl_buf, int ctl_len, char *buf; struct file *filp; struct inode *ino; + struct fdtable *fdt; struct sol_socket_struct *sock; mm_segment_t old_fs = get_fs(); long args[6]; @@ -351,7 +358,9 @@ int timod_putmsg(unsigned int fd, char __user *ctl_buf, int ctl_len, (int (*)(int, unsigned long __user *))SYS(socketcall); int (*sys_sendto)(int, void __user *, size_t, unsigned, struct sockaddr __user *, int) = (int (*)(int, void __user *, size_t, unsigned, struct sockaddr __user *, int))SYS(sendto); - filp = current->files->fd[fd]; + + fdt = files_fdtable(current->files); + filp = fdt->fd[fd]; ino = filp->f_dentry->d_inode; sock = (struct sol_socket_struct *)filp->private_data; SOLD("entry"); @@ -620,6 +629,7 @@ int timod_getmsg(unsigned int fd, char __user *ctl_buf, int ctl_maxlen, s32 __us int oldflags; struct file *filp; struct inode *ino; + struct fdtable *fdt; struct sol_socket_struct *sock; struct T_unitdata_ind udi; mm_segment_t old_fs = get_fs(); @@ -632,7 +642,8 @@ int timod_getmsg(unsigned int fd, char __user *ctl_buf, int ctl_maxlen, s32 __us SOLD("entry"); SOLDD(("%u %p %d %p %p %d %p %d\n", fd, ctl_buf, ctl_maxlen, ctl_len, data_buf, data_maxlen, data_len, *flags_p)); - filp = current->files->fd[fd]; + fdt = files_fdtable(current->files); + filp = fdt->fd[fd]; ino = filp->f_dentry->d_inode; sock = (struct sol_socket_struct *)filp->private_data; SOLDD(("%p %p\n", sock->pfirst, sock->pfirst ? sock->pfirst->next : NULL)); @@ -844,12 +855,14 @@ asmlinkage int solaris_getmsg(unsigned int fd, u32 arg1, u32 arg2, u32 arg3) int __user *flgptr; int flags; int error = -EBADF; + struct fdtable *fdt; SOLD("entry"); lock_kernel(); if(fd >= NR_OPEN) goto out; - filp = current->files->fd[fd]; + fdt = files_fdtable(current->files); + filp = fdt->fd[fd]; if(!filp) goto out; ino = filp->f_dentry->d_inode; @@ -910,12 +923,14 @@ asmlinkage int solaris_putmsg(unsigned int fd, u32 arg1, u32 arg2, u32 arg3) struct strbuf ctl, dat; int flags = (int) arg3; int error = -EBADF; + struct fdtable *fdt; SOLD("entry"); lock_kernel(); if(fd >= NR_OPEN) goto out; - filp = current->files->fd[fd]; + fdt = files_fdtable(current->files); + filp = fdt->fd[fd]; if(!filp) goto out; ino = filp->f_dentry->d_inode; |