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author | cperciva <cperciva@FreeBSD.org> | 2010-11-20 20:04:29 +0000 |
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committer | cperciva <cperciva@FreeBSD.org> | 2010-11-20 20:04:29 +0000 |
commit | b6354cc05660d9d9665630f7b2fbf1b8f3a63c94 (patch) | |
tree | 7a2116fa846dae677377a526b8777178a390f377 /sys/i386/xen/pmap.c | |
parent | 70881bc10bbea544ba7d7d89723de0868bd07916 (diff) | |
download | FreeBSD-src-b6354cc05660d9d9665630f7b2fbf1b8f3a63c94.zip FreeBSD-src-b6354cc05660d9d9665630f7b2fbf1b8f3a63c94.tar.gz |
Add VTOM(va) macro as xpmap_ptom(VTOP(va)) to convert to machine addresses.
Clean up the code by converting xpmap_ptom(VTOP(...)) to VTOM(...) and
converting xpmap_ptom(VM_PAGE_TO_PHYS(...)) to VM_PAGE_TO_MACH(...). In
a few places we take advantage of the fact that xpmap_ptom can commute with
setting PG_* flags.
This commit should have no net effect save to improve the readability of
this code.
Diffstat (limited to 'sys/i386/xen/pmap.c')
-rw-r--r-- | sys/i386/xen/pmap.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/sys/i386/xen/pmap.c b/sys/i386/xen/pmap.c index 0efdc40..05f2217 100644 --- a/sys/i386/xen/pmap.c +++ b/sys/i386/xen/pmap.c @@ -1355,7 +1355,7 @@ pmap_qenter(vm_offset_t sva, vm_page_t *ma, int count) pte = vtopte(sva); endpte = pte + count; while (pte < endpte) { - pa = xpmap_ptom(VM_PAGE_TO_PHYS(*ma)) | pgeflag | PG_RW | PG_V | PG_M | PG_A; + pa = VM_PAGE_TO_MACH(*ma) | pgeflag | PG_RW | PG_V | PG_M | PG_A; mclp->op = __HYPERVISOR_update_va_mapping; mclp->args[0] = va; @@ -1589,7 +1589,7 @@ pmap_pinit(pmap_t pmap) for (i = 0; i < NPGPTD; i++) { vm_paddr_t ma; - ma = xpmap_ptom(VM_PAGE_TO_PHYS(ptdpg[i])); + ma = VM_PAGE_TO_MACH(ptdpg[i]); pmap->pm_pdpt[i] = ma | PG_V; } @@ -1599,7 +1599,7 @@ pmap_pinit(pmap_t pmap) pt_entry_t *pd; vm_paddr_t ma; - ma = xpmap_ptom(VM_PAGE_TO_PHYS(ptdpg[i])); + ma = VM_PAGE_TO_MACH(ptdpg[i]); pd = pmap->pm_pdir + (i * NPDEPG); PT_SET_MA(pd, *vtopte((vm_offset_t)pd) & ~(PG_M|PG_A|PG_U|PG_RW)); #if 0 @@ -1612,9 +1612,9 @@ pmap_pinit(pmap_t pmap) #endif vm_page_lock_queues(); xen_flush_queue(); - xen_pgdpt_pin(xpmap_ptom(VM_PAGE_TO_PHYS(ptdpg[NPGPTD]))); + xen_pgdpt_pin(VM_PAGE_TO_MACH(ptdpg[NPGPTD])); for (i = 0; i < NPGPTD; i++) { - vm_paddr_t ma = xpmap_ptom(VM_PAGE_TO_PHYS(ptdpg[i])); + vm_paddr_t ma = VM_PAGE_TO_MACH(ptdpg[i]); PT_SET_VA_MA(&pmap->pm_pdir[PTDPTDI + i], ma | PG_V | PG_A, FALSE); } xen_flush_queue(); @@ -1669,7 +1669,7 @@ _pmap_allocpte(pmap_t pmap, unsigned int ptepindex, int flags) */ pmap->pm_stats.resident_count++; - ptema = xpmap_ptom(VM_PAGE_TO_PHYS(m)); + ptema = VM_PAGE_TO_MACH(m); xen_pt_pin(ptema); PT_SET_VA_MA(&pmap->pm_pdir[ptepindex], (ptema | PG_U | PG_RW | PG_V | PG_A | PG_M), TRUE); @@ -1873,7 +1873,7 @@ pmap_release(pmap_t pmap) for (i = 0; i < npgptd; i++) { m = ptdpg[i]; - ma = xpmap_ptom(VM_PAGE_TO_PHYS(m)); + ma = VM_PAGE_TO_MACH(m); /* unpinning L1 and L2 treated the same */ #if 0 xen_pgd_unpin(ma); @@ -1883,7 +1883,7 @@ pmap_release(pmap_t pmap) #endif #ifdef PAE if (i < NPGPTD) - KASSERT(xpmap_ptom(VM_PAGE_TO_PHYS(m)) == (pmap->pm_pdpt[i] & PG_FRAME), + KASSERT(VM_PAGE_TO_MACH(m) == (pmap->pm_pdpt[i] & PG_FRAME), ("pmap_release: got wrong ptd page")); #endif m->wire_count--; @@ -2673,7 +2673,7 @@ pmap_enter(pmap_t pmap, vm_offset_t va, vm_prot_t access, vm_page_t m, boolean_t invlva; CTR6(KTR_PMAP, "pmap_enter: pmap=%08p va=0x%08x access=0x%x ma=0x%08x prot=0x%x wired=%d", - pmap, va, access, xpmap_ptom(VM_PAGE_TO_PHYS(m)), prot, wired); + pmap, va, access, VM_PAGE_TO_MACH(m), prot, wired); va = trunc_page(va); KASSERT(va <= VM_MAX_KERNEL_ADDRESS, ("pmap_enter: toobig")); KASSERT(va < UPT_MIN_ADDRESS || va >= UPT_MAX_ADDRESS, @@ -3364,7 +3364,7 @@ pmap_zero_page(vm_page_t m) if (*sysmaps->CMAP2) panic("pmap_zero_page: CMAP2 busy"); sched_pin(); - PT_SET_MA(sysmaps->CADDR2, PG_V | PG_RW | xpmap_ptom(VM_PAGE_TO_PHYS(m)) | PG_A | PG_M); + PT_SET_MA(sysmaps->CADDR2, PG_V | PG_RW | VM_PAGE_TO_MACH(m) | PG_A | PG_M); pagezero(sysmaps->CADDR2); PT_SET_MA(sysmaps->CADDR2, 0); sched_unpin(); @@ -3387,7 +3387,7 @@ pmap_zero_page_area(vm_page_t m, int off, int size) if (*sysmaps->CMAP2) panic("pmap_zero_page: CMAP2 busy"); sched_pin(); - PT_SET_MA(sysmaps->CADDR2, PG_V | PG_RW | xpmap_ptom(VM_PAGE_TO_PHYS(m)) | PG_A | PG_M); + PT_SET_MA(sysmaps->CADDR2, PG_V | PG_RW | VM_PAGE_TO_MACH(m) | PG_A | PG_M); if (off == 0 && size == PAGE_SIZE) pagezero(sysmaps->CADDR2); @@ -3411,7 +3411,7 @@ pmap_zero_page_idle(vm_page_t m) if (*CMAP3) panic("pmap_zero_page: CMAP3 busy"); sched_pin(); - PT_SET_MA(CADDR3, PG_V | PG_RW | xpmap_ptom(VM_PAGE_TO_PHYS(m)) | PG_A | PG_M); + PT_SET_MA(CADDR3, PG_V | PG_RW | VM_PAGE_TO_MACH(m) | PG_A | PG_M); pagezero(CADDR3); PT_SET_MA(CADDR3, 0); sched_unpin(); @@ -3435,8 +3435,8 @@ pmap_copy_page(vm_page_t src, vm_page_t dst) if (*sysmaps->CMAP2) panic("pmap_copy_page: CMAP2 busy"); sched_pin(); - PT_SET_MA(sysmaps->CADDR1, PG_V | xpmap_ptom(VM_PAGE_TO_PHYS(src)) | PG_A); - PT_SET_MA(sysmaps->CADDR2, PG_V | PG_RW | xpmap_ptom(VM_PAGE_TO_PHYS(dst)) | PG_A | PG_M); + PT_SET_MA(sysmaps->CADDR1, PG_V | VM_PAGE_TO_MACH(src) | PG_A); + PT_SET_MA(sysmaps->CADDR2, PG_V | PG_RW | VM_PAGE_TO_MACH(dst) | PG_A | PG_M); bcopy(sysmaps->CADDR1, sysmaps->CADDR2, PAGE_SIZE); PT_SET_MA(sysmaps->CADDR1, 0); PT_SET_MA(sysmaps->CADDR2, 0); @@ -4063,7 +4063,7 @@ pmap_page_set_memattr(vm_page_t m, vm_memattr_t ma) panic("pmap_page_set_memattr: CMAP2 busy"); sched_pin(); PT_SET_MA(sysmaps->CADDR2, PG_V | PG_RW | - xpmap_ptom(VM_PAGE_TO_PHYS(m)) | PG_A | PG_M | + VM_PAGE_TO_MACH(m) | PG_A | PG_M | pmap_cache_bits(m->md.pat_mode, 0)); invlcaddr(sysmaps->CADDR2); sva = (vm_offset_t)sysmaps->CADDR2; |