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Garbage collect some variables which are no longer used.

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This commit is contained in:
mycroft 1994-11-07 10:19:28 +00:00
parent 21e911d911
commit d254e95680
1 changed files with 7 additions and 13 deletions
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20
sys/arch/i386/isa/npx.c
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@ -1,4 +1,4 @@
/* $NetBSD: npx.c,v 1.28 1994/11/07 03:39:37 mycroft Exp $ */
/* $NetBSD: npx.c,v 1.29 1994/11/07 10:19:28 mycroft Exp $ */
/*-
* Copyright (c) 1994 Charles Hannum.
@ -127,9 +127,6 @@ struct proc *npxproc;
static bool_t npx_ex16;
static bool_t npx_exists;
static struct gate_descriptor npx_idt_probeintr;
static int npx_intrno;
static unsigned npx_intrmask;
static int npx_nointr;
static volatile u_int npx_intrs_while_probing;
static bool_t npx_irq13;
@ -178,6 +175,7 @@ npxprobe(parent, match, aux)
void *match, *aux;
{
struct isa_attach_args *ia = aux;
u_short irq;
int result;
u_long save_eflags;
unsigned save_imen;
@ -190,24 +188,22 @@ npxprobe(parent, match, aux)
* install suitable handlers and run with interrupts enabled so we
* won't need to do so much here.
*/
npx_intrno = NRSVIDT + ia->ia_irq;
irq = NRSVIDT + ia->ia_irq;
save_eflags = read_eflags();
disable_intr();
save_imen = imen;
save_idt_npxintr = idt[npx_intrno];
save_idt_npxintr = idt[irq];
save_idt_npxtrap = idt[16];
setgate(&idt[npx_intrno], probeintr, 0, SDT_SYS386IGT, SEL_KPL);
setgate(&idt[irq], probeintr, 0, SDT_SYS386IGT, SEL_KPL);
setgate(&idt[16], probetrap, 0, SDT_SYS386TGT, SEL_KPL);
npx_idt_probeintr = idt[npx_intrno];
npx_intrmask = (1 << IRQ_SLAVE) | (1 << ia->ia_irq);
imen = ~npx_intrmask;
imen = ~((1 << IRQ_SLAVE) | (1 << ia->ia_irq));
SET_ICUS();
enable_intr();
result = npxprobe1(ia);
disable_intr();
imen = save_imen;
SET_ICUS();
idt[npx_intrno] = save_idt_npxintr;
idt[irq] = save_idt_npxintr;
idt[16] = save_idt_npxtrap;
write_eflags(save_eflags);
return (result);
@ -296,7 +292,6 @@ npxprobe1(ia)
*/
npx_ex16 = 1;
ia->ia_irq = IRQUNK; /* zap the interrupt */
npx_intrmask = 0;
return 1;
}
if (npx_intrs_while_probing != 0) {
@ -317,7 +312,6 @@ npxprobe1(ia)
* that aren't really devices better.
*/
ia->ia_irq = IRQUNK;
npx_intrmask = 0;
return 1;
}