At startup barebox must take all the privileges that will be requested by Linux. Signed-off-by: Jules Maselbas <jmaselbas@xxxxxxxxx> --- changes v1 -> v2: nothing --- arch/kvx/cpu/start.S | 4 ++++ arch/kvx/include/asm/privilege.h | 16 ++++++++++++++++ 2 files changed, 20 insertions(+) diff --git a/arch/kvx/cpu/start.S b/arch/kvx/cpu/start.S index d90272c71..a647e8a51 100644 --- a/arch/kvx/cpu/start.S +++ b/arch/kvx/cpu/start.S @@ -115,6 +115,10 @@ ENDPROC(kvx_start) wfxl $psow = $r21 ;\ ;; ;\ wfxm $psow = $r22 ;\ + ;; ;\ + make $r21 = DO_WFXL_VALUE_##__pl ;\ + ;; ;\ + wfxl $dow = $r21 ;\ ;; /** diff --git a/arch/kvx/include/asm/privilege.h b/arch/kvx/include/asm/privilege.h index 36b9ade49..f183b24d4 100644 --- a/arch/kvx/include/asm/privilege.h +++ b/arch/kvx/include/asm/privilege.h @@ -113,6 +113,21 @@ #define ITO_WFXM_VALUE_PL_CUR_PLUS_1 ITO_WFXM_VALUE(PL_CUR_PLUS_1) #define ITO_WFXM_VALUE_PL_CUR ITO_WFXM_VALUE(PL_CUR) +/** + * Debug Owner configuration + */ + +#define DO_WFXL_OWN(__field, __pl) \ + SFR_SET_VAL_WFXL(DO, __field, __pl) + +#define DO_WFXL_VALUE(__pl) (DO_WFXL_OWN(B0, __pl) | \ + DO_WFXL_OWN(B1, __pl) | \ + DO_WFXL_OWN(W0, __pl) | \ + DO_WFXL_OWN(W1, __pl)) + +#define DO_WFXL_VALUE_PL_CUR_PLUS_1 DO_WFXL_VALUE(PL_CUR_PLUS_1) +#define DO_WFXL_VALUE_PL_CUR DO_WFXL_VALUE(PL_CUR) + /** * Misc owner configuration */ @@ -160,6 +175,7 @@ PSO_WFXL_OWN(IE, __pl) | \ PSO_WFXL_OWN(HLE, __pl) | \ PSO_WFXL_OWN(SRE, __pl) | \ + PSO_WFXL_OWN(DAUS, __pl) | \ PSO_WFXL_OWN(ICE, __pl) | \ PSO_WFXL_OWN(USE, __pl) | \ PSO_WFXL_OWN(DCE, __pl) | \ -- 2.17.1 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
