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| author | tmm <tmm@FreeBSD.org> | 2002-04-02 17:10:15 +0000 |
|---|---|---|
| committer | tmm <tmm@FreeBSD.org> | 2002-04-02 17:10:15 +0000 |
| commit | eb20435a6906b433f62bf89933bc486aa0ecde07 (patch) | |
| tree | a2ba872d834f8a7b874df678158f9b535270312f /sys/boot/sparc64/loader/locore.S | |
| parent | 2025cfe33a35d796a177e3f93852b49106277093 (diff) | |
| download | FreeBSD-src-eb20435a6906b433f62bf89933bc486aa0ecde07.zip FreeBSD-src-eb20435a6906b433f62bf89933bc486aa0ecde07.tar.gz | |
Do not use semi-fixed TLB slots for the 4M kernel pages any more.
Diffstat (limited to 'sys/boot/sparc64/loader/locore.S')
| -rw-r--r-- | sys/boot/sparc64/loader/locore.S | 19 |
1 files changed, 8 insertions, 11 deletions
diff --git a/sys/boot/sparc64/loader/locore.S b/sys/boot/sparc64/loader/locore.S index 920171a..9ad5346 100644 --- a/sys/boot/sparc64/loader/locore.S +++ b/sys/boot/sparc64/loader/locore.S @@ -86,18 +86,16 @@ ENTRY(dtlb_va_to_pa) not %o0 /* - * %o0 = slot number - * %o1 = vpn - * %o2 = tte data + * %o0 = vpn + * %o1 = tte data */ ENTRY(itlb_enter) rdpr %pstate, %o4 wrpr %o4, PSTATE_IE, %pstate - sllx %o0, 3, %o0 - sllx %o1, PAGE_SHIFT, %o1 + sllx %o0, PAGE_SHIFT, %o0 mov AA_IMMU_TAR, %o3 - stxa %o1, [%o3] ASI_IMMU - stxa %o2, [%o0] ASI_ITLB_DATA_ACCESS_REG + stxa %o0, [%o3] ASI_IMMU + stxa %o1, [%g0] ASI_ITLB_DATA_IN_REG membar #Sync retl wrpr %o4, 0, %pstate @@ -105,11 +103,10 @@ ENTRY(itlb_enter) ENTRY(dtlb_enter) rdpr %pstate, %o4 wrpr %o4, PSTATE_IE, %pstate - sllx %o0, 3, %o0 - sllx %o1, PAGE_SHIFT, %o1 + sllx %o0, PAGE_SHIFT, %o0 mov AA_DMMU_TAR, %o3 - stxa %o1, [%o3] ASI_DMMU - stxa %o2, [%o0] ASI_DTLB_DATA_ACCESS_REG + stxa %o0, [%o3] ASI_DMMU + stxa %o1, [%g0] ASI_DTLB_DATA_IN_REG membar #Sync retl wrpr %o4, 0, %pstate |
