diff options
Diffstat (limited to 'Documentation/kernel-parameters.txt')
-rw-r--r-- | Documentation/kernel-parameters.txt | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index b49fcee5e9cc..0f1544f67400 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt | |||
@@ -796,6 +796,8 @@ and is between 256 and 4096 characters. It is defined in the file | |||
796 | Defaults to the default architecture's huge page size | 796 | Defaults to the default architecture's huge page size |
797 | if not specified. | 797 | if not specified. |
798 | 798 | ||
799 | hlt [BUGS=ARM,SH] | ||
800 | |||
799 | i8042.debug [HW] Toggle i8042 debug mode | 801 | i8042.debug [HW] Toggle i8042 debug mode |
800 | i8042.direct [HW] Put keyboard port into non-translated mode | 802 | i8042.direct [HW] Put keyboard port into non-translated mode |
801 | i8042.dumbkbd [HW] Pretend that controller can only read data from | 803 | i8042.dumbkbd [HW] Pretend that controller can only read data from |
@@ -1211,6 +1213,10 @@ and is between 256 and 4096 characters. It is defined in the file | |||
1211 | mem=nopentium [BUGS=X86-32] Disable usage of 4MB pages for kernel | 1213 | mem=nopentium [BUGS=X86-32] Disable usage of 4MB pages for kernel |
1212 | memory. | 1214 | memory. |
1213 | 1215 | ||
1216 | memchunk=nn[KMG] | ||
1217 | [KNL,SH] Allow user to override the default size for | ||
1218 | per-device physically contiguous DMA buffers. | ||
1219 | |||
1214 | memmap=exactmap [KNL,X86-32,X86_64] Enable setting of an exact | 1220 | memmap=exactmap [KNL,X86-32,X86_64] Enable setting of an exact |
1215 | E820 memory map, as specified by the user. | 1221 | E820 memory map, as specified by the user. |
1216 | Such memmap=exactmap lines can be constructed based on | 1222 | Such memmap=exactmap lines can be constructed based on |
@@ -1393,6 +1399,8 @@ and is between 256 and 4096 characters. It is defined in the file | |||
1393 | 1399 | ||
1394 | nodisconnect [HW,SCSI,M68K] Disables SCSI disconnects. | 1400 | nodisconnect [HW,SCSI,M68K] Disables SCSI disconnects. |
1395 | 1401 | ||
1402 | nodsp [SH] Disable hardware DSP at boot time. | ||
1403 | |||
1396 | noefi [X86-32,X86-64] Disable EFI runtime services support. | 1404 | noefi [X86-32,X86-64] Disable EFI runtime services support. |
1397 | 1405 | ||
1398 | noexec [IA-64] | 1406 | noexec [IA-64] |
@@ -1409,13 +1417,15 @@ and is between 256 and 4096 characters. It is defined in the file | |||
1409 | noexec32=off: disable non-executable mappings | 1417 | noexec32=off: disable non-executable mappings |
1410 | read implies executable mappings | 1418 | read implies executable mappings |
1411 | 1419 | ||
1420 | nofpu [SH] Disable hardware FPU at boot time. | ||
1421 | |||
1412 | nofxsr [BUGS=X86-32] Disables x86 floating point extended | 1422 | nofxsr [BUGS=X86-32] Disables x86 floating point extended |
1413 | register save and restore. The kernel will only save | 1423 | register save and restore. The kernel will only save |
1414 | legacy floating-point registers on task switch. | 1424 | legacy floating-point registers on task switch. |
1415 | 1425 | ||
1416 | noclflush [BUGS=X86] Don't use the CLFLUSH instruction | 1426 | noclflush [BUGS=X86] Don't use the CLFLUSH instruction |
1417 | 1427 | ||
1418 | nohlt [BUGS=ARM] | 1428 | nohlt [BUGS=ARM,SH] |
1419 | 1429 | ||
1420 | no-hlt [BUGS=X86-32] Tells the kernel that the hlt | 1430 | no-hlt [BUGS=X86-32] Tells the kernel that the hlt |
1421 | instruction doesn't work correctly and not to | 1431 | instruction doesn't work correctly and not to |