diff options
Diffstat (limited to 'usr/src/uts/sun4/vm/vm_dep.c')
| -rw-r--r-- | usr/src/uts/sun4/vm/vm_dep.c | 81 |
1 files changed, 3 insertions, 78 deletions
diff --git a/usr/src/uts/sun4/vm/vm_dep.c b/usr/src/uts/sun4/vm/vm_dep.c index 835d321c1d..1243162085 100644 --- a/usr/src/uts/sun4/vm/vm_dep.c +++ b/usr/src/uts/sun4/vm/vm_dep.c @@ -22,6 +22,7 @@ * Copyright 2009 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. * Copyright 2016 Joyent, Inc. + * Copyright 2022 Garrett D'Amore <garrett@damore.org> */ /* @@ -426,82 +427,6 @@ chkaout(struct exdata *exp) return (ENOEXEC); } -/* - * The following functions return information about an a.out - * which is used when a program is executed. - */ - -/* - * Return the load memory address for the data segment. - */ -caddr_t -getdmem(struct exec *exp) -{ - /* - * XXX - Sparc Reference Hack approaching - * Remember that we are loading - * 8k executables into a 4k machine - * DATA_ALIGN == 2 * PAGESIZE - */ - if (exp->a_text) - return ((caddr_t)(roundup(USRTEXT + exp->a_text, DATA_ALIGN))); - else - return ((caddr_t)USRTEXT); -} - -/* - * Return the starting disk address for the data segment. - */ -ulong_t -getdfile(struct exec *exp) -{ - if (exp->a_magic == ZMAGIC) - return (exp->a_text); - else - return (sizeof (struct exec) + exp->a_text); -} - -/* - * Return the load memory address for the text segment. - */ - -/*ARGSUSED*/ -caddr_t -gettmem(struct exec *exp) -{ - return ((caddr_t)USRTEXT); -} - -/* - * Return the file byte offset for the text segment. - */ -uint_t -gettfile(struct exec *exp) -{ - if (exp->a_magic == ZMAGIC) - return (0); - else - return (sizeof (struct exec)); -} - -void -getexinfo( - struct exdata *edp_in, - struct exdata *edp_out, - int *pagetext, - int *pagedata) -{ - *edp_out = *edp_in; /* structure copy */ - - if ((edp_in->ux_mag == ZMAGIC) && - ((edp_in->vp->v_flag & VNOMAP) == 0)) { - *pagetext = 1; - *pagedata = 1; - } else { - *pagetext = 0; - *pagedata = 0; - } -} /* * Return non 0 value if the address may cause a VAC alias with KPM mappings. @@ -747,7 +672,7 @@ map_pgszcvec(caddr_t addr, size_t size, uintptr_t off, int flags, int type, * * page_counters[page_size][region_size] * - * page_size: TTE size code of pages on page_size freelist. + * page_size: TTE size code of pages on page_size freelist. * * region_size: TTE size code of a candidate larger page made up * made up of contiguous free page_size pages. @@ -757,7 +682,7 @@ map_pgszcvec(caddr_t addr, size_t size, uintptr_t off, int flags, int type, * made up of page_size free pages can be coalesced into a * regsion_size page. Yuck! Lets try an example: * - * page_counters[1][3] is the table element used for identifying + * page_counters[1][3] is the table element used for identifying * candidate 4M pages from contiguous pages off the 64K free list. * Each index in the page_counters[1][3].array spans 4M. Its the * number of free 512K size (regsion_size - 1) groups of contiguous |