Diffstat (limited to 'Documentation/kernel-parameters.txt')
1 files changed, 11 insertions, 1 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index b49fcee5e9c..0f1544f6740 100644
@@ -796,6 +796,8 @@ and is between 256 and 4096 characters. It is defined in the file
Defaults to the default architecture's huge page size
if not specified.
+ hlt [BUGS=ARM,SH]
i8042.debug [HW] Toggle i8042 debug mode
i8042.direct [HW] Put keyboard port into non-translated mode
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
mem=nopentium [BUGS=X86-32] Disable usage of 4MB pages for kernel
+ [KNL,SH] Allow user to override the default size for
+ per-device physically contiguous DMA buffers.
memmap=exactmap [KNL,X86-32,X86_64] Enable setting of an exact
E820 memory map, as specified by the user.
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
nodisconnect [HW,SCSI,M68K] Disables SCSI disconnects.
+ nodsp [SH] Disable hardware DSP at boot time.
noefi [X86-32,X86-64] Disable EFI runtime services support.
@@ -1409,13 +1417,15 @@ and is between 256 and 4096 characters. It is defined in the file
noexec32=off: disable non-executable mappings
read implies executable mappings
+ nofpu [SH] Disable hardware FPU at boot time.
nofxsr [BUGS=X86-32] Disables x86 floating point extended
register save and restore. The kernel will only save
legacy floating-point registers on task switch.
noclflush [BUGS=X86] Don't use the CLFLUSH instruction
- nohlt [BUGS=ARM]
+ nohlt [BUGS=ARM,SH]
no-hlt [BUGS=X86-32] Tells the kernel that the hlt
instruction doesn't work correctly and not to