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Renamed upa to p0upa to match p0upt.

Browse source 
Cleaned up some comments.
This commit is contained in:
Bruce Evans 1996-07-12 06:48:55 +00:00
parent 3222e6db68
commit 82ffff7ab3
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=17120
3 changed files with 42 additions and 42 deletions
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28
sys/amd64/amd64/locore.S
View file

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* from: @(#)locore.s 7.3 (Berkeley) 5/13/91
* $Id: locore.s,v 1.71 1996/05/09 07:16:00 phk Exp $
* $Id: locore.s,v 1.72 1996/05/27 06:51:46 phk Exp $
*
* originally from: locore.s, by William F. Jolitz
*
@ -116,7 +116,7 @@ _bootinfo: .space BOOTINFO_SIZE /* bootinfo that we can handle */
_KERNend: .long 0 /* phys addr end of kernel (just after bss) */
physfree: .long 0 /* phys addr of next free page */
upa: .long 0 /* phys addr of proc0's UPAGES */
p0upa: .long 0 /* phys addr of proc0's UPAGES */
p0upt: .long 0 /* phys addr of proc0's UPAGES page table */
.globl _IdlePTD
@ -233,10 +233,10 @@ NON_GPROF_ENTRY(btext)
/* clear bss */
/*
* XXX this should be done a little earlier. (bde)
* XXX this should be done a little earlier.
*
* XXX we don't check that there is memory for our bss or page tables
* before using it. (bde)
* XXX we don't check that there is memory for our bss and page tables
* before using it.
*
* XXX the boot program somewhat bogusly clears the bss. We still have
* to do it in case we were unzipped by kzipboot. Then the boot program
@ -245,7 +245,7 @@ NON_GPROF_ENTRY(btext)
* XXX the gdt and idt are still somewhere in the boot program. We
* depend on the convention that the boot program is below 1MB and we
* are above 1MB to keep the gdt and idt away from the bss and page
* tables. The idT is only used if BDE_DEBUGGER is enabled.
* tables. The idt is only used if BDE_DEBUGGER is enabled.
*/
movl $R(_end),%ecx
movl $R(_edata),%edi
@ -283,7 +283,7 @@ NON_GPROF_ENTRY(btext)
#ifdef BDE_DEBUGGER
/*
* Complete the adjustments for paging so that we can keep tracing through
* initi386() after the low (physical) addresses for the gdt and idT become
* initi386() after the low (physical) addresses for the gdt and idt become
* invalid.
*/
call bdb_commit_paging
@ -718,7 +718,7 @@ over_symalloc:
/* Allocate UPAGES */
ALLOCPAGES(UPAGES)
movl %esi,R(upa)
movl %esi,R(p0upa)
addl $KERNBASE, %esi
movl %esi, R(_proc0paddr)
@ -753,13 +753,13 @@ map_read_write:
movl $1, %ecx
fillkptphys(PG_RW)
/* Map proc0's page table for the UPAGES the physical way. */
/* Map proc0's page table for the UPAGES. */
movl R(p0upt), %eax
movl $1, %ecx
fillkptphys(PG_RW)
/* Map proc0s UPAGES the physical way */
movl R(upa), %eax
/* Map proc0's UPAGES in the physical way ... */
movl R(p0upa), %eax
movl $UPAGES, %ecx
fillkptphys(PG_RW)
@ -768,13 +768,13 @@ map_read_write:
movl $ISA_HOLE_LENGTH>>PAGE_SHIFT, %ecx
fillkptphys(PG_RW|PG_N)
/* Map proc0s UPAGES in the special page table for this purpose. */
movl R(upa), %eax
/* Map proc0s UPAGES in the special page table for this purpose ... */
movl R(p0upa), %eax
movl $KSTKPTEOFF, %ebx
movl $UPAGES, %ecx
fillkpt(R(p0upt), PG_RW)
/* and put the page table in the pde. */
/* ... and put the page table in the pde. */
movl R(p0upt), %eax
movl $KSTKPTDI, %ebx
movl $1, %ecx

28
sys/amd64/amd64/locore.s
View file

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* from: @(#)locore.s 7.3 (Berkeley) 5/13/91
* $Id: locore.s,v 1.71 1996/05/09 07:16:00 phk Exp $
* $Id: locore.s,v 1.72 1996/05/27 06:51:46 phk Exp $
*
* originally from: locore.s, by William F. Jolitz
*
@ -116,7 +116,7 @@ _bootinfo: .space BOOTINFO_SIZE /* bootinfo that we can handle */
_KERNend: .long 0 /* phys addr end of kernel (just after bss) */
physfree: .long 0 /* phys addr of next free page */
upa: .long 0 /* phys addr of proc0's UPAGES */
p0upa: .long 0 /* phys addr of proc0's UPAGES */
p0upt: .long 0 /* phys addr of proc0's UPAGES page table */
.globl _IdlePTD
@ -233,10 +233,10 @@ NON_GPROF_ENTRY(btext)
/* clear bss */
/*
* XXX this should be done a little earlier. (bde)
* XXX this should be done a little earlier.
*
* XXX we don't check that there is memory for our bss or page tables
* before using it. (bde)
* XXX we don't check that there is memory for our bss and page tables
* before using it.
*
* XXX the boot program somewhat bogusly clears the bss. We still have
* to do it in case we were unzipped by kzipboot. Then the boot program
@ -245,7 +245,7 @@ NON_GPROF_ENTRY(btext)
* XXX the gdt and idt are still somewhere in the boot program. We
* depend on the convention that the boot program is below 1MB and we
* are above 1MB to keep the gdt and idt away from the bss and page
* tables. The idT is only used if BDE_DEBUGGER is enabled.
* tables. The idt is only used if BDE_DEBUGGER is enabled.
*/
movl $R(_end),%ecx
movl $R(_edata),%edi
@ -283,7 +283,7 @@ NON_GPROF_ENTRY(btext)
#ifdef BDE_DEBUGGER
/*
* Complete the adjustments for paging so that we can keep tracing through
* initi386() after the low (physical) addresses for the gdt and idT become
* initi386() after the low (physical) addresses for the gdt and idt become
* invalid.
*/
call bdb_commit_paging
@ -718,7 +718,7 @@ over_symalloc:
/* Allocate UPAGES */
ALLOCPAGES(UPAGES)
movl %esi,R(upa)
movl %esi,R(p0upa)
addl $KERNBASE, %esi
movl %esi, R(_proc0paddr)
@ -753,13 +753,13 @@ map_read_write:
movl $1, %ecx
fillkptphys(PG_RW)
/* Map proc0's page table for the UPAGES the physical way. */
/* Map proc0's page table for the UPAGES. */
movl R(p0upt), %eax
movl $1, %ecx
fillkptphys(PG_RW)
/* Map proc0s UPAGES the physical way */
movl R(upa), %eax
/* Map proc0's UPAGES in the physical way ... */
movl R(p0upa), %eax
movl $UPAGES, %ecx
fillkptphys(PG_RW)
@ -768,13 +768,13 @@ map_read_write:
movl $ISA_HOLE_LENGTH>>PAGE_SHIFT, %ecx
fillkptphys(PG_RW|PG_N)
/* Map proc0s UPAGES in the special page table for this purpose. */
movl R(upa), %eax
/* Map proc0s UPAGES in the special page table for this purpose ... */
movl R(p0upa), %eax
movl $KSTKPTEOFF, %ebx
movl $UPAGES, %ecx
fillkpt(R(p0upt), PG_RW)
/* and put the page table in the pde. */
/* ... and put the page table in the pde. */
movl R(p0upt), %eax
movl $KSTKPTDI, %ebx
movl $1, %ecx

28
sys/i386/i386/locore.s
View file

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* from: @(#)locore.s 7.3 (Berkeley) 5/13/91
* $Id: locore.s,v 1.71 1996/05/09 07:16:00 phk Exp $
* $Id: locore.s,v 1.72 1996/05/27 06:51:46 phk Exp $
*
* originally from: locore.s, by William F. Jolitz
*
@ -116,7 +116,7 @@ _bootinfo: .space BOOTINFO_SIZE /* bootinfo that we can handle */
_KERNend: .long 0 /* phys addr end of kernel (just after bss) */
physfree: .long 0 /* phys addr of next free page */
upa: .long 0 /* phys addr of proc0's UPAGES */
p0upa: .long 0 /* phys addr of proc0's UPAGES */
p0upt: .long 0 /* phys addr of proc0's UPAGES page table */
.globl _IdlePTD
@ -233,10 +233,10 @@ NON_GPROF_ENTRY(btext)
/* clear bss */
/*
* XXX this should be done a little earlier. (bde)
* XXX this should be done a little earlier.
*
* XXX we don't check that there is memory for our bss or page tables
* before using it. (bde)
* XXX we don't check that there is memory for our bss and page tables
* before using it.
*
* XXX the boot program somewhat bogusly clears the bss. We still have
* to do it in case we were unzipped by kzipboot. Then the boot program
@ -245,7 +245,7 @@ NON_GPROF_ENTRY(btext)
* XXX the gdt and idt are still somewhere in the boot program. We
* depend on the convention that the boot program is below 1MB and we
* are above 1MB to keep the gdt and idt away from the bss and page
* tables. The idT is only used if BDE_DEBUGGER is enabled.
* tables. The idt is only used if BDE_DEBUGGER is enabled.
*/
movl $R(_end),%ecx
movl $R(_edata),%edi
@ -283,7 +283,7 @@ NON_GPROF_ENTRY(btext)
#ifdef BDE_DEBUGGER
/*
* Complete the adjustments for paging so that we can keep tracing through
* initi386() after the low (physical) addresses for the gdt and idT become
* initi386() after the low (physical) addresses for the gdt and idt become
* invalid.
*/
call bdb_commit_paging
@ -718,7 +718,7 @@ over_symalloc:
/* Allocate UPAGES */
ALLOCPAGES(UPAGES)
movl %esi,R(upa)
movl %esi,R(p0upa)
addl $KERNBASE, %esi
movl %esi, R(_proc0paddr)
@ -753,13 +753,13 @@ map_read_write:
movl $1, %ecx
fillkptphys(PG_RW)
/* Map proc0's page table for the UPAGES the physical way. */
/* Map proc0's page table for the UPAGES. */
movl R(p0upt), %eax
movl $1, %ecx
fillkptphys(PG_RW)
/* Map proc0s UPAGES the physical way */
movl R(upa), %eax
/* Map proc0's UPAGES in the physical way ... */
movl R(p0upa), %eax
movl $UPAGES, %ecx
fillkptphys(PG_RW)
@ -768,13 +768,13 @@ map_read_write:
movl $ISA_HOLE_LENGTH>>PAGE_SHIFT, %ecx
fillkptphys(PG_RW|PG_N)
/* Map proc0s UPAGES in the special page table for this purpose. */
movl R(upa), %eax
/* Map proc0s UPAGES in the special page table for this purpose ... */
movl R(p0upa), %eax
movl $KSTKPTEOFF, %ebx
movl $UPAGES, %ecx
fillkpt(R(p0upt), PG_RW)
/* and put the page table in the pde. */
/* ... and put the page table in the pde. */
movl R(p0upt), %eax
movl $KSTKPTDI, %ebx
movl $1, %ecx