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devvga: remove unused copy of checkport() function

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This commit is contained in:
cinap_lenrek 2017-04-02 20:17:44 +02:00
parent 8ea31ae7b2
commit 8829d51f50
1 changed files with 0 additions and 14 deletions
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14
sys/src/9/pc/devvga.c
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@ -142,20 +142,6 @@ vgaclose(Chan* c)
} }
} }
static void
checkport(int start, int end)
{
/* standard vga regs are OK */
if(start >= 0x2b0 && end <= 0x2df+1)
return;
if(start >= 0x3c0 && end <= 0x3da+1)
return;
if(iounused(start, end))
return;
error(Eperm);
}
static long static long
vgaread(Chan* c, void* a, long n, vlong off) vgaread(Chan* c, void* a, long n, vlong off)
{ {