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I noticed that some new -W options had been turned on the kernel compile since

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I made the changes I sent you before.  In the interests of cleanliness, I made
modifications to /sys/i386/isa/tw.c to kill the warnings and make it compile
clean.  While I was at it, I also made a bunch of internal functions static.
Submitted by:	Gene Stark <gene@starkhome.cs.sunysb.edu>
This commit is contained in:
Jordan K. Hubbard 1995-04-24 01:39:55 +00:00
parent ab0e9cdc60
commit 929abd248d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=8035
1 changed files with 22 additions and 16 deletions
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38
sys/i386/isa/tw.c
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@ -148,13 +148,6 @@
#include "i386/isa/isa_device.h"
void twdelay25();
void twdelayn(int n);
void twsetuptimes(int *a);
int twprobe();
int twattach();
void twintr(int unit);
/*
* Transmission is done by calling write() to send three byte packets of data.
* The first byte contains a four bit house code (0=A to 15=P).
@ -201,6 +194,10 @@ void twintr(int unit);
#define TWPRI (PZERO+8) /* I don't know any better, so let's */
/* use the same as the line printer */
int twprobe();
int twattach();
void twintr(int unit);
struct isa_driver twdriver = {
twprobe, twattach, "tw"
};
@ -236,6 +233,15 @@ struct tw_sc {
#endif /* HIRESTIME */
} tw_sc[NTW];
static void twdelay25();
static void twdelayn(int n);
static void twsetuptimes(int *a);
static int wait_for_zero(struct tw_sc *sc);
static int twgetbytes(struct tw_sc *sc, u_char *p, int cnt);
static int twsend(struct tw_sc *sc, int h, int k, int cnt);
static int next_zero(struct tw_sc *sc);
static int twchecktime(int target, int tol);
/*
* Counter value for delay loop.
* It is adjusted by twprobe so that the delay loop takes about 25us.
@ -255,7 +261,7 @@ int twdelaycount;
* fairly forgiving.
*/
void twdelay25()
static void twdelay25()
{
int cnt;
for(cnt = twdelaycount; cnt; cnt--); /* Should take about 25us */
@ -268,7 +274,7 @@ void twdelay25()
* if we happen to be interrupted during the delay.
*/
void twdelayn(int n)
static void twdelayn(int n)
{
#ifdef HIRESTIME
int t, d;
@ -572,7 +578,7 @@ short X10_KEY_INV[32] = { 12, 16, 4, 17, 2, 18, 10, 19,
#define TWRETRY 10 /* Try 10 times to sync with AC line */
int twsend(sc, h, k, cnt)
static int twsend(sc, h, k, cnt)
struct tw_sc *sc;
int h, k, cnt;
{
@ -658,7 +664,7 @@ int h, k, cnt;
* X-10 packet.
*/
int wait_for_zero(sc)
static int wait_for_zero(sc)
struct tw_sc *sc;
{
int i, old, new, max, cnt;
@ -690,7 +696,7 @@ struct tw_sc *sc;
* last bit was transmitted.
*/
int next_zero(sc)
static int next_zero(sc)
struct tw_sc *sc;
{
int d;
@ -711,7 +717,7 @@ struct tw_sc *sc;
* Should be called at priority spltty()
*/
int twputpkt(sc, p)
static int twputpkt(sc, p)
struct tw_sc *sc;
u_char *p;
{
@ -742,7 +748,7 @@ u_char *p;
* Should be called at priority spltty()
*/
int twgetbytes(sc, p, cnt)
static int twgetbytes(sc, p, cnt)
struct tw_sc *sc;
u_char *p;
int cnt;
@ -938,7 +944,7 @@ int unit;
* or reception is on schedule.
*/
void twsetuptimes(int *a)
static void twsetuptimes(int *a)
{
struct timeval tv;
int i, t;
@ -958,7 +964,7 @@ void twsetuptimes(int *a)
* on schedule.
*/
int twchecktime(int target, int tol)
static int twchecktime(int target, int tol)
{
struct timeval tv;
int t, d;