eliminate TRUNC_PAGE() and ROUND_PAGE() in favor of their
lowercase counterparts. also, a little misc cleanup.
This commit is contained in:
chs
parent
290a66c213
commit
2116915a30
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@ -1,4 +1,4 @@
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/* $NetBSD: pmap.h,v 1.40 2000/08/08 19:06:53 ragge Exp $ */
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/* $NetBSD: pmap.h,v 1.41 2000/11/21 05:49:07 chs Exp $ */
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/*
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* Copyright (c) 1987 Carnegie-Mellon University
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@ -87,10 +87,6 @@ struct pv_entry {
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int pv_attr; /* write/modified bits */
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};
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/* ROUND_PAGE used before vm system is initialized */
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#define ROUND_PAGE(x) (((uint)(x) + PGOFSET) & ~PGOFSET)
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#define TRUNC_PAGE(x) ((uint)(x) & ~PGOFSET)
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/* Mapping macros used when allocating SPT */
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#define MAPVIRT(ptr, count) \
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(vaddr_t)ptr = virtual_avail; \
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@ -1,4 +1,4 @@
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/* $NetBSD: pte.h,v 1.17 2000/10/15 11:00:38 ragge Exp $ */
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/* $NetBSD: pte.h,v 1.18 2000/11/21 05:49:08 chs Exp $ */
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/*
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* Copyright (c) 1994 Ludd, University of Lule}, Sweden.
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@ -91,19 +91,19 @@ extern pt_entry_t *Sysmap;
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r; \
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})
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#define kvtophys(va) ({ \
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long r; \
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paddr_t r; \
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asm("extzv $9,$21,%1,%0;ashl $9,*" VAX_SYSMAP "[%0],%0;insv %1,$0,$9,%0" \
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: "=&r"(r) : "g"(va) : "cc"); \
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r; \
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})
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#else /* __GNUC__ */
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#define kvtophys(va) \
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(((kvtopte(va))->pg_pfn << VAX_PGSHIFT) | ((int)(va) & VAX_PGOFSET))
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(((kvtopte(va))->pg_pfn << VAX_PGSHIFT) | ((paddr_t)(va) & VAX_PGOFSET))
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#define kvtopte(va) (&Sysmap[PG_PFNUM(va)])
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#endif /* __GNUC__ */
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#define uvtopte(va, pcb) \
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(((unsigned)va < 0x40000000) ? \
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&((pcb->P0BR)[PG_PFNUM(va)]) : \
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&((pcb->P1BR)[PG_PFNUM(va)]))
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(((vaddr_t)va < 0x40000000) ? \
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&(((pcb)->P0BR)[PG_PFNUM(va)]) : \
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&(((pcb)->P1BR)[PG_PFNUM(va)]))
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#endif
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@ -1,4 +1,4 @@
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/* $NetBSD: locore.c,v 1.52 2000/09/04 11:46:33 ragge Exp $ */
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/* $NetBSD: locore.c,v 1.53 2000/11/21 05:49:08 chs Exp $ */
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/*
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* Copyright (c) 1994, 1998 Ludd, University of Lule}, Sweden.
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* All rights reserved.
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@ -271,7 +271,7 @@ _start(struct rpb *prpb)
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avail_end += VAX_NBPG * 128;
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boothowto = prpb->rpb_bootr5;
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avail_end = TRUNC_PAGE(avail_end); /* be sure */
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avail_end &= ~PGOFSET; /* be sure */
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proc0.p_addr = (void *)proc0paddr; /* XXX */
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@ -1,4 +1,4 @@
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/* $NetBSD: pmap.c,v 1.89 2000/10/31 20:15:09 ragge Exp $ */
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/* $NetBSD: pmap.c,v 1.90 2000/11/21 05:49:08 chs Exp $ */
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/*
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* Copyright (c) 1994, 1998, 1999 Ludd, University of Lule}, Sweden.
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* All rights reserved.
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@ -150,6 +150,10 @@ pmap_bootstrap()
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struct pcb *pcb = (struct pcb *)proc0paddr;
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pmap_t pmap = pmap_kernel();
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/* Set logical page size */
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uvmexp.pagesize = NBPG;
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uvm_setpagesize();
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/*
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* Calculation of the System Page Table is somewhat a pain,
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* because it must be in contiguous physical memory and all
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@ -201,17 +205,17 @@ pmap_bootstrap()
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mtpr((unsigned)Sysmap - KERNBASE, PR_SBR);
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/* Map Interrupt stack and set red zone */
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istack = (unsigned)Sysmap + ROUND_PAGE(sysptsize * 4);
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istack = (unsigned)Sysmap + round_page(sysptsize * 4);
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mtpr(istack + ISTACK_SIZE, PR_ISP);
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kvtopte(istack)->pg_v = 0;
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/* Some scratch pages */
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scratch = ((u_int)istack + ISTACK_SIZE);
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scratch = istack + ISTACK_SIZE;
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/* Physical-to-virtual translation table */
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(unsigned)pv_table = scratch + 4 * VAX_NBPG;
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pv_table = (struct pv_entry *)(scratch + 4 * VAX_NBPG);
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avail_start = (unsigned)pv_table + (ROUND_PAGE(avail_end >> PGSHIFT)) *
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avail_start = (vaddr_t)pv_table + (round_page(avail_end >> PGSHIFT)) *
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sizeof(struct pv_entry) - KERNBASE;
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/* Kernel message buffer */
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@ -221,10 +225,6 @@ pmap_bootstrap()
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/* zero all mapped physical memory from Sysmap to here */
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memset((void *)istack, 0, (avail_start + KERNBASE) - istack);
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/* Set logical page size */
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uvmexp.pagesize = NBPG;
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uvm_setpagesize();
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/* QDSS console mapping hack */
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#if NQD > 0
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qdearly();
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@ -243,9 +243,9 @@ pmap_bootstrap()
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if (dep_call->cpu_steal_pages)
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(*dep_call->cpu_steal_pages)();
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avail_start = ROUND_PAGE(avail_start);
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virtual_avail = ROUND_PAGE(virtual_avail);
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virtual_end = TRUNC_PAGE(virtual_end);
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avail_start = round_page(avail_start);
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virtual_avail = round_page(virtual_avail);
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virtual_end = trunc_page(virtual_end);
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#if 0 /* Breaks cninit() on some machines */
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@ -500,8 +500,6 @@ pmap_destroy(pmap)
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#ifdef PMAPDEBUG
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if(startpmapdebug)printf("pmap_destroy: pmap %p\n",pmap);
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#endif
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if (pmap == NULL)
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return;
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simple_lock(&pmap->pm_lock);
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count = --pmap->ref_count;
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@ -509,7 +507,7 @@ if(startpmapdebug)printf("pmap_destroy: pmap %p\n",pmap);
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if (count == 0) {
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pmap_release(pmap);
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FREE((caddr_t)pmap, M_VMPMAP);
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FREE(pmap, M_VMPMAP);
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}
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}
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@ -674,9 +672,6 @@ if (startpmapdebug)
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printf("pmap_enter: pmap %p v %lx p %lx prot %x wired %d access %x\n",
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pmap, v, p, prot, wired, flags & VM_PROT_ALL);
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#endif
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/* Can this happen with UVM??? */
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if (pmap == 0)
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return (KERN_SUCCESS);
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RECURSESTART;
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/* Find addess of correct pte */
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@ -690,9 +685,6 @@ if (startpmapdebug)
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i = (v >> VAX_PGSHIFT);
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if (i >= (pmap->pm_p0lr & ~AST_MASK))
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panic("P0 too small in pmap_enter");
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patch = (int *)pmap->pm_p0br;
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newpte = (p >> VAX_PGSHIFT) |
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(prot & VM_PROT_WRITE ? PG_RW : PG_RO);
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} else {
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patch = (int *)pmap->pm_p1br;
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i = (v - 0x40000000) >> VAX_PGSHIFT;
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@ -700,9 +692,9 @@ if (startpmapdebug)
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panic("pmap_enter: must expand P1");
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if (v < pmap->pm_stack)
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pmap->pm_stack = v;
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newpte = (p >> VAX_PGSHIFT) |
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(prot & VM_PROT_WRITE ? PG_RW : PG_RO);
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}
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newpte = (p >> VAX_PGSHIFT) |
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(prot & VM_PROT_WRITE ? PG_RW : PG_RO);
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/*
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* Check if a pte page must be mapped in.
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@ -745,7 +737,6 @@ if (startpmapdebug)
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newpte |= PG_W;
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oldpte = patch[i] & ~(PG_V|PG_M);
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pv = pv_table + (p >> PGSHIFT);
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/* wiring change? */
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@ -1025,8 +1016,7 @@ if (startpmapdebug)
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pte = (u_int *)mfpr(PR_P0BR);
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pte += PG_PFNUM(addr);
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if (bits & 2) { /* PTE reference */
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pte = (u_int *)TRUNC_PAGE(pte);
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pte = (u_int *)kvtopte(pte);
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pte = (u_int *)kvtopte(trunc_page((vaddr_t)pte));
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if (pte[0] == 0) /* Check for CVAX bug */
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return 1;
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pa = (u_int)pte & ~KERNBASE;
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@ -1,4 +1,4 @@
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/* $NetBSD: vsbus.c,v 1.29 2000/06/29 07:14:37 mrg Exp $ */
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/* $NetBSD: vsbus.c,v 1.30 2000/11/21 05:49:08 chs Exp $ */
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/*
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* Copyright (c) 1996, 1999 Ludd, University of Lule}, Sweden.
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* All rights reserved.
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@ -301,13 +301,13 @@ vsbus_copytoproc(struct proc *p, caddr_t from, caddr_t to, int len)
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struct pte *pte;
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paddr_t pa;
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if ((long)to & KERNBASE) { /* In kernel space */
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if ((vaddr_t)to & KERNBASE) { /* In kernel space */
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bcopy(from, to, len);
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return;
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}
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pte = uvtopte(TRUNC_PAGE(to), (&p->p_addr->u_pcb));
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pte = uvtopte(trunc_page((vaddr_t)to), &p->p_addr->u_pcb);
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if ((vaddr_t)to & PGOFSET) {
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int cz = ROUND_PAGE(to) - (vaddr_t)to;
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int cz = round_page((vaddr_t)to) - (vaddr_t)to;
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pa = (pte->pg_pfn << VAX_PGSHIFT) | (NBPG - cz) | KERNBASE;
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bcopy(from, (caddr_t)pa, min(cz, len));
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@ -332,13 +332,13 @@ vsbus_copyfromproc(struct proc *p, caddr_t from, caddr_t to, int len)
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struct pte *pte;
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paddr_t pa;
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if ((long)from & KERNBASE) { /* In kernel space */
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if ((vaddr_t)from & KERNBASE) { /* In kernel space */
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bcopy(from, to, len);
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return;
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}
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pte = uvtopte(TRUNC_PAGE(from), (&p->p_addr->u_pcb));
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pte = uvtopte(trunc_page((vaddr_t)from), &p->p_addr->u_pcb);
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if ((vaddr_t)from & PGOFSET) {
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int cz = ROUND_PAGE(from) - (vaddr_t)from;
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int cz = round_page((vaddr_t)from) - (vaddr_t)from;
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pa = (pte->pg_pfn << VAX_PGSHIFT) | (NBPG - cz) | KERNBASE;
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bcopy((caddr_t)pa, to, min(cz, len));
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