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Cosmetic changes in {sh3,sh4}_switch_setup to make them easier to read. 

Same object code is generated.
This commit is contained in:
uwe 2007-03-16 18:31:36 +00:00
parent 2f7615dcc1
commit a4c73117e3
1 changed files with 24 additions and 14 deletions
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38
sys/arch/sh3/sh3/locore_c.c
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@ -1,4 +1,4 @@
/* $NetBSD: locore_c.c,v 1.20 2007/03/16 18:20:40 uwe Exp $ */
/* $NetBSD: locore_c.c,v 1.21 2007/03/16 18:31:36 uwe Exp $ */
/*-
* Copyright (c) 1996, 1997, 2002, 2007 The NetBSD Foundation, Inc.
@ -111,7 +111,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: locore_c.c,v 1.20 2007/03/16 18:20:40 uwe Exp $");
__KERNEL_RCSID(0, "$NetBSD: locore_c.c,v 1.21 2007/03/16 18:31:36 uwe Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -235,19 +235,23 @@ idle(void)
void
sh3_switch_setup(struct lwp *l)
{
pt_entry_t *pte;
struct md_upte *md_upte = l->l_md.md_upte;
struct md_upte *md_upte;
uint32_t vpn;
pt_entry_t *pte;
int i;
vpn = (uint32_t)l->l_addr;
vpn &= ~PGOFSET;
for (i = 0; i < UPAGES; i++, vpn += PAGE_SIZE, md_upte++) {
md_upte = l->l_md.md_upte;
vpn = sh3_trunc_page(l->l_addr);
for (i = 0; i < UPAGES; ++i) {
pte = __pmap_kpte_lookup(vpn);
KDASSERT(pte && *pte != 0);
md_upte->addr = vpn;
md_upte->data = (*pte & PG_HW_BITS) | PG_D | PG_V;
++md_upte;
vpn += PAGE_SIZE;
}
}
#endif /* SH3 */
@ -260,26 +264,32 @@ sh3_switch_setup(struct lwp *l)
void
sh4_switch_setup(struct lwp *l)
{
pt_entry_t *pte;
struct md_upte *md_upte = l->l_md.md_upte;
struct md_upte *md_upte;
uint32_t vpn;
pt_entry_t *pte;
int i, e;
vpn = (uint32_t)l->l_addr;
vpn &= ~PGOFSET;
md_upte = l->l_md.md_upte;
vpn = sh3_trunc_page(l->l_addr);
e = SH4_UTLB_ENTRY - UPAGES;
for (i = 0; i < UPAGES; i++, e++, vpn += PAGE_SIZE) {
for (i = 0; i < UPAGES; ++i) {
pte = __pmap_kpte_lookup(vpn);
KDASSERT(pte && *pte != 0);
/* Address array */
md_upte->addr = SH4_UTLB_AA | (e << SH4_UTLB_E_SHIFT);
md_upte->data = vpn | SH4_UTLB_AA_D | SH4_UTLB_AA_V;
md_upte++;
++md_upte;
/* Data array */
md_upte->addr = SH4_UTLB_DA1 | (e << SH4_UTLB_E_SHIFT);
md_upte->data = (*pte & PG_HW_BITS) |
SH4_UTLB_DA1_D | SH4_UTLB_DA1_V;
md_upte++;
++md_upte;
vpn += PAGE_SIZE;
++e;
}
}
#endif /* SH4 */