powerpc/powernv: Fix OPAL entry and exit in little endian mode
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
parent
4f89363b11
commit
be401b372f
|
@ -34,7 +34,7 @@
|
|||
mtmsrd r12,1; \
|
||||
LOAD_REG_ADDR(r0,.opal_return); \
|
||||
mtlr r0; \
|
||||
li r0,MSR_DR|MSR_IR; \
|
||||
li r0,MSR_DR|MSR_IR|MSR_LE;\
|
||||
andc r12,r12,r0; \
|
||||
li r0,token; \
|
||||
mtspr SPRN_HSRR1,r12; \
|
||||
|
@ -45,6 +45,13 @@
|
|||
hrfid
|
||||
|
||||
_STATIC(opal_return)
|
||||
/*
|
||||
* Fixup endian on OPAL return... we should be able to simplify
|
||||
* this by instead converting the below trampoline to a set of
|
||||
* bytes (always BE) since MSR:LE will end up fixed up as a side
|
||||
* effect of the rfid.
|
||||
*/
|
||||
FIXUP_ENDIAN
|
||||
ld r2,PACATOC(r13);
|
||||
ld r4,8(r1);
|
||||
ld r5,16(r1);
|
||||
|
|
Loading…
Reference in a new issue