diff options
| author | kmacy <kmacy@FreeBSD.org> | 2006-12-18 02:40:23 +0000 |
|---|---|---|
| committer | kmacy <kmacy@FreeBSD.org> | 2006-12-18 02:40:23 +0000 |
| commit | d77d3157df850828b072cae49795fbbb825204d3 (patch) | |
| tree | b52cc84c26c01ed689102e632d50e11b70d91651 | |
| parent | 302aae3aab0c48c13e73a75bd5c2ddc3653c480d (diff) | |
| download | FreeBSD-src-d77d3157df850828b072cae49795fbbb825204d3.zip FreeBSD-src-d77d3157df850828b072cae49795fbbb825204d3.tar.gz | |
push trap conversion up into tl1_trap to further simplify spill / fill fault
handling
| -rw-r--r-- | sys/sun4v/sun4v/exception.S | 6 | ||||
| -rw-r--r-- | sys/sun4v/sun4v/wbuf.S | 18 |
2 files changed, 10 insertions, 14 deletions
diff --git a/sys/sun4v/sun4v/exception.S b/sys/sun4v/sun4v/exception.S index 5115f97..46cb61f 100644 --- a/sys/sun4v/sun4v/exception.S +++ b/sys/sun4v/sun4v/exception.S @@ -1999,6 +1999,12 @@ ENTRY(tl1_trap) wrpr %g0, 1, %gl rdpr %tt, %g2 GET_MMFSA_SCRATCH(%g7) + + ! convert hardware trap type to kernel trap type + set trap_conversion, %g1 + sllx %g2, INT_SHIFT, %g2 + ld [%g1 + %g2], %g2 + wr %g0, ASI_REAL, %asi ldxa [%g7 + MMFSA_D_ADDR]%asi, %g3 ldxa [%g7 + MMFSA_D_CTX]%asi, %g7 diff --git a/sys/sun4v/sun4v/wbuf.S b/sys/sun4v/sun4v/wbuf.S index b4b27a1..3858e3c 100644 --- a/sys/sun4v/sun4v/wbuf.S +++ b/sys/sun4v/sun4v/wbuf.S @@ -37,17 +37,12 @@ ENTRY(fault_64bit_sn0) mov 1, %g5 stx %g5, [%g4 + PCB_NSAVED] - ! convert hardware trap type to kernel trap type - set trap_conversion, %g1 - sllx %g2, INT_SHIFT, %g2 - ld [%g1 + %g2], %g2 - set trap, %g1 sub %g0, 1, %g4 rdpr %tstate, %g5 and %g5, TSTATE_CWP_MASK, %g5 - ba,pt %xcc, tl0_utrap + ba,pt %xcc, tl0_skip_utrap wrpr %g0, %g5, %cwp END(fault_64bit_sn0) @@ -156,11 +151,6 @@ fault_fn1_common: add %g1, 4, %g1 wrpr %g0, %g1, %tnpc - ! convert hardware trap type to kernel trap type - set trap_conversion, %g1 - sllx %g2, INT_SHIFT, %g2 - ld [%g1 + %g2], %g2 - set trap, %g1 mov 1, %g5 sllx %g5, CTX_OTHER_SHIFT, %g5 @@ -173,10 +163,10 @@ fault_fn1_common: mov KCONTEXT, %g5 mov MMU_CID_P, %g6 SET_MMU_CONTEXT(%g6, %g5) - membar #Sync - b tl0_ktrap - nop + + ba,pt %xcc, tl0_ktrap + membar #Sync END(fault_32bit_fn1) ENTRY(fault_64bit_fn0) |
