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-rw-r--r--Documentation/kernel-parameters.txt52
1 files changed, 43 insertions, 9 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index ecad946920d1..d77fbd8b79ac 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -229,14 +229,6 @@ and is between 256 and 4096 characters. It is defined in the file
229 to assume that this machine's pmtimer latches its value 229 to assume that this machine's pmtimer latches its value
230 and always returns good values. 230 and always returns good values.
231 231
232 acpi.power_nocheck= [HW,ACPI]
233 Format: 1/0 enable/disable the check of power state.
234 On some bogus BIOS the _PSC object/_STA object of
235 power resource can't return the correct device power
236 state. In such case it is unneccessary to check its
237 power state again in power transition.
238 1 : disable the power state check
239
240 acpi_sci= [HW,ACPI] ACPI System Control Interrupt trigger mode 232 acpi_sci= [HW,ACPI] ACPI System Control Interrupt trigger mode
241 Format: { level | edge | high | low } 233 Format: { level | edge | high | low }
242 234
@@ -1006,6 +998,7 @@ and is between 256 and 4096 characters. It is defined in the file
1006 nomerge 998 nomerge
1007 forcesac 999 forcesac
1008 soft 1000 soft
1001 pt [x86, IA64]
1009 1002
1010 io7= [HW] IO7 for Marvel based alpha systems 1003 io7= [HW] IO7 for Marvel based alpha systems
1011 See comment before marvel_specify_io7 in 1004 See comment before marvel_specify_io7 in
@@ -1369,6 +1362,27 @@ and is between 256 and 4096 characters. It is defined in the file
1369 min_addr=nn[KMG] [KNL,BOOT,ia64] All physical memory below this 1362 min_addr=nn[KMG] [KNL,BOOT,ia64] All physical memory below this
1370 physical address is ignored. 1363 physical address is ignored.
1371 1364
1365 mini2440= [ARM,HW,KNL]
1366 Format:[0..2][b][c][t]
1367 Default: "0tb"
1368 MINI2440 configuration specification:
1369 0 - The attached screen is the 3.5" TFT
1370 1 - The attached screen is the 7" TFT
1371 2 - The VGA Shield is attached (1024x768)
1372 Leaving out the screen size parameter will not load
1373 the TFT driver, and the framebuffer will be left
1374 unconfigured.
1375 b - Enable backlight. The TFT backlight pin will be
1376 linked to the kernel VESA blanking code and a GPIO
1377 LED. This parameter is not necessary when using the
1378 VGA shield.
1379 c - Enable the s3c camera interface.
1380 t - Reserved for enabling touchscreen support. The
1381 touchscreen support is not enabled in the mainstream
1382 kernel as of 2.6.30, a preliminary port can be found
1383 in the "bleeding edge" mini2440 support kernel at
1384 http://repo.or.cz/w/linux-2.6/mini2440.git
1385
1372 mminit_loglevel= 1386 mminit_loglevel=
1373 [KNL] When CONFIG_DEBUG_MEMORY_INIT is set, this 1387 [KNL] When CONFIG_DEBUG_MEMORY_INIT is set, this
1374 parameter allows control of the logging verbosity for 1388 parameter allows control of the logging verbosity for
@@ -1410,6 +1424,16 @@ and is between 256 and 4096 characters. It is defined in the file
1410 mtdparts= [MTD] 1424 mtdparts= [MTD]
1411 See drivers/mtd/cmdlinepart.c. 1425 See drivers/mtd/cmdlinepart.c.
1412 1426
1427 onenand.bdry= [HW,MTD] Flex-OneNAND Boundary Configuration
1428
1429 Format: [die0_boundary][,die0_lock][,die1_boundary][,die1_lock]
1430
1431 boundary - index of last SLC block on Flex-OneNAND.
1432 The remaining blocks are configured as MLC blocks.
1433 lock - Configure if Flex-OneNAND boundary should be locked.
1434 Once locked, the boundary cannot be changed.
1435 1 indicates lock status, 0 indicates unlock status.
1436
1413 mtdset= [ARM] 1437 mtdset= [ARM]
1414 ARM/S3C2412 JIVE boot control 1438 ARM/S3C2412 JIVE boot control
1415 1439
@@ -1776,6 +1800,9 @@ and is between 256 and 4096 characters. It is defined in the file
1776 root domains (aka PCI segments, in ACPI-speak). 1800 root domains (aka PCI segments, in ACPI-speak).
1777 nommconf [X86] Disable use of MMCONFIG for PCI 1801 nommconf [X86] Disable use of MMCONFIG for PCI
1778 Configuration 1802 Configuration
1803 check_enable_amd_mmconf [X86] check for and enable
1804 properly configured MMIO access to PCI
1805 config space on AMD family 10h CPU
1779 nomsi [MSI] If the PCI_MSI kernel config parameter is 1806 nomsi [MSI] If the PCI_MSI kernel config parameter is
1780 enabled, this kernel boot option can be used to 1807 enabled, this kernel boot option can be used to
1781 disable the use of MSI interrupts system-wide. 1808 disable the use of MSI interrupts system-wide.
@@ -1865,6 +1892,12 @@ and is between 256 and 4096 characters. It is defined in the file
1865 PAGE_SIZE is used as alignment. 1892 PAGE_SIZE is used as alignment.
1866 PCI-PCI bridge can be specified, if resource 1893 PCI-PCI bridge can be specified, if resource
1867 windows need to be expanded. 1894 windows need to be expanded.
1895 ecrc= Enable/disable PCIe ECRC (transaction layer
1896 end-to-end CRC checking).
1897 bios: Use BIOS/firmware settings. This is the
1898 the default.
1899 off: Turn ECRC off
1900 on: Turn ECRC on.
1868 1901
1869 pcie_aspm= [PCIE] Forcibly enable or disable PCIe Active State Power 1902 pcie_aspm= [PCIE] Forcibly enable or disable PCIe Active State Power
1870 Management. 1903 Management.
@@ -2440,7 +2473,8 @@ and is between 256 and 4096 characters. It is defined in the file
2440 2473
2441 tp720= [HW,PS2] 2474 tp720= [HW,PS2]
2442 2475
2443 trace_buf_size=nn[KMG] [ftrace] will set tracing buffer size. 2476 trace_buf_size=nn[KMG]
2477 [FTRACE] will set tracing buffer size.
2444 2478
2445 trix= [HW,OSS] MediaTrix AudioTrix Pro 2479 trix= [HW,OSS] MediaTrix AudioTrix Pro
2446 Format: 2480 Format: