diff options
Diffstat (limited to 'Documentation/kernel-parameters.txt')
-rw-r--r-- | Documentation/kernel-parameters.txt | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 0b3f6711d2f1..8eb6e35405cd 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt | |||
@@ -91,6 +91,7 @@ parameter is applicable: | |||
91 | SUSPEND System suspend states are enabled. | 91 | SUSPEND System suspend states are enabled. |
92 | FTRACE Function tracing enabled. | 92 | FTRACE Function tracing enabled. |
93 | TS Appropriate touchscreen support is enabled. | 93 | TS Appropriate touchscreen support is enabled. |
94 | UMS USB Mass Storage support is enabled. | ||
94 | USB USB support is enabled. | 95 | USB USB support is enabled. |
95 | USBHID USB Human Interface Device support is enabled. | 96 | USBHID USB Human Interface Device support is enabled. |
96 | V4L Video For Linux support is enabled. | 97 | V4L Video For Linux support is enabled. |
@@ -2383,6 +2384,34 @@ and is between 256 and 4096 characters. It is defined in the file | |||
2383 | usbhid.mousepoll= | 2384 | usbhid.mousepoll= |
2384 | [USBHID] The interval which mice are to be polled at. | 2385 | [USBHID] The interval which mice are to be polled at. |
2385 | 2386 | ||
2387 | usb-storage.delay_use= | ||
2388 | [UMS] The delay in seconds before a new device is | ||
2389 | scanned for Logical Units (default 5). | ||
2390 | |||
2391 | usb-storage.quirks= | ||
2392 | [UMS] A list of quirks entries to supplement or | ||
2393 | override the built-in unusual_devs list. List | ||
2394 | entries are separated by commas. Each entry has | ||
2395 | the form VID:PID:Flags where VID and PID are Vendor | ||
2396 | and Product ID values (4-digit hex numbers) and | ||
2397 | Flags is a set of characters, each corresponding | ||
2398 | to a common usb-storage quirk flag as follows: | ||
2399 | c = FIX_CAPACITY (decrease the reported | ||
2400 | device capacity by one sector); | ||
2401 | i = IGNORE_DEVICE (don't bind to this | ||
2402 | device); | ||
2403 | l = NOT_LOCKABLE (don't try to lock and | ||
2404 | unlock ejectable media); | ||
2405 | m = MAX_SECTORS_64 (don't transfer more | ||
2406 | than 64 sectors = 32 KB at a time); | ||
2407 | r = IGNORE_RESIDUE (the device reports | ||
2408 | bogus residue values); | ||
2409 | s = SINGLE_LUN (the device has only one | ||
2410 | Logical Unit); | ||
2411 | w = NO_WP_DETECT (don't test whether the | ||
2412 | medium is write-protected). | ||
2413 | Example: quirks=0419:aaf5:rl,0421:0433:rc | ||
2414 | |||
2386 | add_efi_memmap [EFI; x86-32,X86-64] Include EFI memory map in | 2415 | add_efi_memmap [EFI; x86-32,X86-64] Include EFI memory map in |
2387 | kernel's map of available physical RAM. | 2416 | kernel's map of available physical RAM. |
2388 | 2417 | ||