Merge branch 'oprofile-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[pandora-kernel.git] / Documentation / kernel-parameters.txt

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 3f886e2..db611e1 100644 (file)
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -199,6 +199,10 @@ and is between 256 and 4096 characters. It is defined in the file
                        acpi_display_output=video
                        See above.
 
+       acpi_early_pdc_eval     [HW,ACPI] Evaluate processor _PDC methods
+                               early. Needed on some platforms to properly
+                               initialize the EC.
+
        acpi_irq_balance [HW,ACPI]
                        ACPI will balance active IRQs
                        default in APIC mode
@@ -240,7 +244,7 @@ and is between 256 and 4096 characters. It is defined in the file
 
        acpi_sleep=     [HW,ACPI] Sleep options
                        Format: { s3_bios, s3_mode, s3_beep, s4_nohwsig,
-                                 old_ordering, s4_nonvs }
+                                 old_ordering, s4_nonvs, sci_force_enable }
                        See Documentation/power/video.txt for information on
                        s3_bios and s3_mode.
                        s3_beep is for debugging; it makes the PC's speaker beep
@@ -253,6 +257,9 @@ and is between 256 and 4096 characters. It is defined in the file
                        of _PTS is used by default).
                        s4_nonvs prevents the kernel from saving/restoring the
                        ACPI NVS memory during hibernation.
+                       sci_force_enable causes the kernel to set SCI_EN directly
+                       on resume from S1/S3 (which is against the ACPI spec,
+                       but some broken systems don't work without it).
 
        acpi_use_timer_override [HW,ACPI]
                        Use timer override. For some broken Nvidia NF5 boards
@@ -308,6 +315,11 @@ and is between 256 and 4096 characters. It is defined in the file
        aic79xx=        [HW,SCSI]
                        See Documentation/scsi/aic79xx.txt.
 
+       alignment=      [KNL,ARM]
+                       Allow the default userspace alignment fault handler
+                       behaviour to be specified.  Bit 0 enables warnings,
+                       bit 1 enables fixups, and bit 2 sends a segfault.
+
        amd_iommu=      [HW,X86-84]
                        Pass parameters to the AMD IOMMU driver in the system.
                        Possible values are:
@@ -1032,7 +1044,7 @@ and is between 256 and 4096 characters. It is defined in the file
                        No delay
 
        ip=             [IP_PNP]
-                       See Documentation/filesystems/nfsroot.txt.
+                       See Documentation/filesystems/nfs/nfsroot.txt.
 
        ip2=            [HW] Set IO/IRQ pairs for up to 4 IntelliPort boards
                        See comment before ip2_setup() in
@@ -1553,10 +1565,10 @@ and is between 256 and 4096 characters. It is defined in the file
                        going to be removed in 2.6.29.
 
        nfsaddrs=       [NFS]
-                       See Documentation/filesystems/nfsroot.txt.
+                       See Documentation/filesystems/nfs/nfsroot.txt.
 
        nfsroot=        [NFS] nfs root filesystem for disk-less boxes.
-                       See Documentation/filesystems/nfsroot.txt.
+                       See Documentation/filesystems/nfs/nfsroot.txt.
 
        nfs.callback_tcpport=
                        [NFS] set the TCP port on which the NFSv4 callback
@@ -1726,6 +1738,9 @@ and is between 256 and 4096 characters. It is defined in the file
        nomfgpt         [X86-32] Disable Multi-Function General Purpose
                        Timer usage (for AMD Geode machines).
 
+       nopat           [X86] Disable PAT (page attribute table extension of
+                       pagetables) support.
+
        norandmaps      Don't use address space randomization.  Equivalent to
                        echo 0 > /proc/sys/kernel/randomize_va_space
 
@@ -1787,6 +1802,11 @@ and is between 256 and 4096 characters. It is defined in the file
                        waiting for the ACK, so if this is set too high
                        interrupts *may* be lost!
 
+       omap_mux=       [OMAP] Override bootloader pin multiplexing.
+                       Format: <mux_mode0.mode_name=value>...
+                       For example, to override I2C bus2:
+                       omap_mux=i2c2_scl.i2c2_scl=0x100,i2c2_sda.i2c2_sda=0x100
+
        opl3=           [HW,OSS]
                        Format: <io>
 
@@ -1931,8 +1951,12 @@ and is between 256 and 4096 characters. It is defined in the file
                                IRQ routing is enabled.
                noacpi          [X86] Do not use ACPI for IRQ routing
                                or for PCI scanning.
-               use_crs         [X86] Use _CRS for PCI resource
-                               allocation.
+               use_crs         [X86] Use PCI host bridge window information
+                               from ACPI.  On BIOSes from 2008 or later, this
+                               is enabled by default.  If you need to use this,
+                               please report a bug.
+               nocrs           [X86] Ignore PCI host bridge windows from ACPI.
+                               If you need to use this, please report a bug.
                routeirq        Do IRQ routing for all PCI devices.
                                This is normally done in pci_enable_device(),
                                so this option is a temporary workaround
@@ -1981,6 +2005,14 @@ and is between 256 and 4096 characters. It is defined in the file
                force   Enable ASPM even on devices that claim not to support it.
                        WARNING: Forcing ASPM on may cause system lockups.
 
+       pcie_pme=       [PCIE,PM] Native PCIe PME signaling options:
+               off     Do not use native PCIe PME signaling.
+               force   Use native PCIe PME signaling even if the BIOS refuses
+                       to allow the kernel to control the relevant PCIe config
+                       registers.
+               nomsi   Do not use MSI for native PCIe PME signaling (this makes
+                       all PCIe root ports use INTx for everything).
+
        pcmv=           [HW,PCMCIA] BadgePAD 4
 
        pd.             [PARIDE]
@@ -2724,6 +2756,11 @@ and is between 256 and 4096 characters. It is defined in the file
        vmpoff=         [KNL,S390] Perform z/VM CP command after power off.
                        Format: <command>
 
+       vt.cur_default= [VT] Default cursor shape.
+                       Format: 0xCCBBAA, where AA, BB, and CC are the same as
+                       the parameters of the <Esc>[?A;B;Cc escape sequence;
+                       see VGA-softcursor.txt. Default: 2 = underline.
+
        vt.default_blu= [VT]
                        Format: <blue0>,<blue1>,<blue2>,...,<blue15>
                        Change the default blue palette of the console.