UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

ARM: mm: don't use the access flag permissions mechanism for classic MMU 

The simplified access permissions model is not used for the classic MMU
translation regime, so ensure that it is turned off in the sctlr prior
to turning on address translation for ARMv7.

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Will Deacon 2012-08-31 00:57:03 +01:00
parent 864aa04cd0
commit 0cbbbad631
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
arch/arm/mm/proc-v7-2level.S
View File

@ -161,11 +161,11 @@ ENDPROC(cpu_v7_set_pte_ext)
* TFR EV X F I D LR S
* .EEE ..EE PUI. .T.T 4RVI ZWRS BLDP WCAM
* rxxx rrxx xxx0 0101 xxxx xxxx x111 xxxx < forced
* 1 0 110 0011 1100 .111 1101 < we want
* 01 0 110 0011 1100 .111 1101 < we want
*/
.align 2
.type v7_crval, #object
v7_crval:
crval clear=0x0120c302, mmuset=0x10c03c7d, ucset=0x00c01c7c
crval clear=0x2120c302, mmuset=0x10c03c7d, ucset=0x00c01c7c
.previous