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Simplify chkattached(). The PCIOCATTACHED ioctl only needs the pi_sel

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field populated, it ignores the rest of the 'pci_sel' structure.

MFC after:	1 week
This commit is contained in:
John Baldwin 2010-09-08 18:18:01 +00:00
parent 79c2de35b5
commit 937a5e2c20
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=212329
1 changed files with 3 additions and 7 deletions
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10
usr.sbin/pciconf/pciconf.c
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@ -75,7 +75,7 @@ static const char *guess_subclass(struct pci_conf *p);
static int load_vendors(void);
static void readit(const char *, const char *, int);
static void writeit(const char *, const char *, const char *, int);
static void chkattached(const char *, int);
static void chkattached(const char *);
static int exitstatus = 0;
@ -148,8 +148,7 @@ main(int argc, char **argv)
if (listmode) {
list_devs(verbose, bars, caps);
} else if (attachedmode) {
chkattached(argv[optind],
byte ? 1 : isshort ? 2 : 4);
chkattached(argv[optind]);
} else if (readmode) {
readit(argv[optind], argv[optind + 1],
byte ? 1 : isshort ? 2 : 4);
@ -646,15 +645,12 @@ writeit(const char *name, const char *reg, const char *data, int width)
}
static void
chkattached(const char *name, int width)
chkattached(const char *name)
{
int fd;
struct pci_io pi;
pi.pi_sel = getsel(name);
pi.pi_reg = 0;
pi.pi_width = width;
pi.pi_data = 0;
fd = open(_PATH_DEVPCI, O_RDWR, 0);
if (fd < 0)