Move existing boards into subdits split per arch

1 files changed, 0 insertions, 413 deletions

diff --git a/os/js/devrtc.c b/os/js/devrtc.c
deleted file mode 100644
index 25fcfa1e..00000000
--- a/os/js/devrtc.c
+++ /dev/null
@@ -1,413 +0,0 @@
-#include	"u.h"
-#include	"../port/lib.h"
-#include	"mem.h"
-#include	"dat.h"
-#include	"fns.h"
-#include	"../port/error.h"
-
-#include	"io.h"
-
-/*
- * Mostek MK48T12-15 Zeropower/Timekeeper
- * This driver is actually portable.
- */
-typedef struct Rtc	Rtc;
-struct Rtc
-{
-	int	sec;
-	int	min;
-	int	hour;
-	int	wday;
-	int	mday;
-	int	mon;
-	int	year;
-};
-
-static uchar	rtcgencksum(void);
-static void	setrtc(Rtc *rtc);
-static long	rtctime(void);
-static int	*yrsize(int yr);
-static int	*yrsize(int yr);
-static ulong	rtc2sec(Rtc *rtc);
-static void	sec2rtc(ulong secs, Rtc *rtc);
-
-static struct
-{
-	uchar	*cksum;
-	uchar	*ram;
-	RTCdev	*rtc;
-}nvr;
-
-enum{
-	Qdir,
-	Qrtc,
-	Qnvram,
-};
-
-QLock	rtclock;		/* mutex on clock operations */
-
-static Dirtab rtcdir[]={
-	".",		{Qdir, 0, QTDIR},	0,	0555,
-	"rtc",		{Qrtc, 0},	0,		0666,
-	"nvram",	{Qnvram, 0},	NVWRITE,	0666,
-};
-#define	NRTC	(sizeof(rtcdir)/sizeof(rtcdir[0]))
-
-static void
-rtcinit(void)
-{
-	KMap *k;
-
-	k = kmappa(NVR_CKSUM_PHYS, PTENOCACHE|PTEIO);
-	nvr.cksum = (uchar*)VA(k);
-
-	k = kmappa(NVR_PHYS, PTENOCACHE|PTEIO);
-	nvr.ram = (uchar*)VA(k);
-	nvr.rtc = (RTCdev*)(VA(k)+RTCOFF);
-
-	rtcgencksum();
-}
-
-static Chan*
-rtcattach(char *spec)
-{
-	return devattach('r',spec);
-}
-
-static Walkqid*
-rtcwalk(Chan *c, Chan *nc, char **name, int nname)
-{
-	return devwalk(c, nc, name, nname, rtcdir, NRTC, devgen);
-}
-
-static int
-rtcstat(Chan *c, uchar *dp, int n)
-{
-	return devstat(c, dp, n, rtcdir, NRTC, devgen);
-}
-
-static Chan*
-rtcopen(Chan *c, int omode)
-{
-	omode = openmode(omode);
-	switch((ulong)c->qid.path){
-	case Qrtc:
-		if(strcmp(up->env->user, eve)!=0 && omode!=OREAD)
-			error(Eperm);
-		break;
-	case Qnvram:
-		if(strcmp(up->env->user, eve)!=0)
-			error(Eperm);
-	}
-	return devopen(c, omode, rtcdir, NRTC, devgen);
-}
-
-static void	 
-rtccreate(Chan *c, char *name, int omode, ulong perm)
-{
-	USED(c, name, omode, perm);
-	error(Eperm);
-}
-
-static void	 
-rtcclose(Chan *c)
-{
-	USED(c);
-}
-
-static long	 
-rtcread(Chan *c, void *buf, long n, vlong offset)
-{
-	ulong t, ot;
-
-	if(c->qid.type & QTDIR)
-		return devdirread(c, buf, n, rtcdir, NRTC, devgen);
-
-	switch((ulong)c->qid.path){
-	case Qrtc:
-		qlock(&rtclock);
-		t = rtctime();
-		do{
-			ot = t;
-			t = rtctime();	/* make sure there's no skew */
-		}while(t != ot);
-		qunlock(&rtclock);
-		n = readnum(offset, buf, n, t, 12);
-		return n;
-	case Qnvram:
-		if(offset > NVREAD)
-			return 0;
-		if(n > NVREAD - offset)
-			n = NVREAD - offset;
-		qlock(&rtclock);
-		memmove(buf, nvr.ram+offset, n);
-		qunlock(&rtclock);
-		return n;
-	}
-	error(Egreg);
-	return 0;		/* not reached */
-}
-
-/*
- * XXX - Tad: fixme to generate the correct checksum
- */
-static uchar
-rtcgencksum(void)
-{
-	uchar cksum;
-	int i;
-	static uchar p1cksum = 0;
-	static uchar p1cksumvalid=0;
-
-	if(!p1cksumvalid) {
-		for(i=1; i < 0x1000 ; i++)
-			p1cksum ^= nvr.cksum[i];
-		p1cksumvalid = 1;
-	}
-
-	cksum = p1cksum;
-
-	for(i=0; i < 0xfdf ; i++) {
-		cksum ^= nvr.ram[i];
-	}
-
-	return cksum;
-}
-
-static long	 
-rtcwrite(Chan *c, void *buf, long n, vlong offset)
-{
-	Rtc rtc;
-	ulong secs;
-	char *cp, sbuf[32];
-
-	switch((ulong)c->qid.path){
-	case Qrtc:
-		/*
-		 *  read the time
-		 */
-		if(offset != 0 || n >= sizeof(sbuf)-1)
-			error(Ebadarg);
-		memmove(sbuf, buf, n);
-		sbuf[n] = '\0';
-		cp = sbuf;
-		while(*cp){
-			if(*cp>='0' && *cp<='9')
-				break;
-			cp++;
-		}
-		secs = strtoul(cp, 0, 0);
-		/*
-		 *  convert to bcd
-		 */
-		sec2rtc(secs, &rtc);
-		/*
-		 * write it
-		 */
-		qlock(&rtclock);
-		setrtc(&rtc);
-		qunlock(&rtclock);
-		return n;
-	case Qnvram:
-		if(offset > NVWRITE)
-			return 0;
-		if(n > NVWRITE - offset)
-			n = NVWRITE - offset;
-		qlock(&rtclock);
-		memmove(nvr.ram+offset, buf, n);
-		*nvr.cksum = rtcgencksum();
-		qunlock(&rtclock);
-		return n;
-	}
-	error(Egreg);
-	return 0;		/* not reached */
-}
-
-#define bcd2dec(bcd)	(((((bcd)>>4) & 0x0F) * 10) + ((bcd) & 0x0F))
-#define dec2bcd(dec)	((((dec)/10)<<4)|((dec)%10))
-
-static void
-setrtc(Rtc *rtc)
-{
-	struct RTCdev *dev;
-
-	dev = nvr.rtc;
-	dev->control |= RTCWRITE;
-	wbflush();
-	dev->year = dec2bcd(rtc->year % 100);
-	dev->mon = dec2bcd(rtc->mon);
-	dev->mday = dec2bcd(rtc->mday);
-	dev->hour = dec2bcd(rtc->hour);
-	dev->min = dec2bcd(rtc->min);
-	dev->sec = dec2bcd(rtc->sec);
-	wbflush();
-	dev->control &= ~RTCWRITE;
-	wbflush();
-}
-
-static long
-rtctime(void)
-{
-	struct RTCdev *dev;
-	Rtc rtc;
-
-	dev = nvr.rtc;
-	dev->control |= RTCREAD;
-	wbflush();
-	rtc.sec = bcd2dec(dev->sec) & 0x7F;
-	rtc.min = bcd2dec(dev->min & 0x7F);
-	rtc.hour = bcd2dec(dev->hour & 0x3F);
-	rtc.mday = bcd2dec(dev->mday & 0x3F);
-	rtc.mon = bcd2dec(dev->mon & 0x3F);
-	rtc.year = bcd2dec(dev->year);
-	dev->control &= ~RTCREAD;
-	wbflush();
-
-	if (rtc.mon < 1 || rtc.mon > 12)
-		return 0;
-	/*
-	 *  the world starts Jan 1 1970
-	 */
-	if(rtc.year < 70)
-		rtc.year += 2000;
-	else
-		rtc.year += 1900;
-
-	return rtc2sec(&rtc);
-}
-
-#define SEC2MIN 60L
-#define SEC2HOUR (60L*SEC2MIN)
-#define SEC2DAY (24L*SEC2HOUR)
-
-/*
- *  days per month plus days/year
- */
-static	int	dmsize[] =
-{
-	365, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31
-};
-static	int	ldmsize[] =
-{
-	366, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31
-};
-
-/*
- *  return the days/month for the given year
- */
-static int *
-yrsize(int yr)
-{
-	if((yr % 4) == 0)
-		return ldmsize;
-	else
-		return dmsize;
-}
-
-/*
- *  compute seconds since Jan 1 1970
- */
-static ulong
-rtc2sec(Rtc *rtc)
-{
-	ulong secs;
-	int i;
-	int *d2m;
-
-	secs = 0;
-
-	/*
-	 *  seconds per year
-	 */
-	for(i = 1970; i < rtc->year; i++){
-		d2m = yrsize(i);
-		secs += d2m[0] * SEC2DAY;
-	}
-
-	/*
-	 *  seconds per month
-	 */
-	d2m = yrsize(rtc->year);
-	for(i = 1; i < rtc->mon; i++)
-		secs += d2m[i] * SEC2DAY;
-
-	secs += (rtc->mday-1) * SEC2DAY;
-	secs += rtc->hour * SEC2HOUR;
-	secs += rtc->min * SEC2MIN;
-	secs += rtc->sec;
-
-	return secs;
-}
-
-/*
- *  compute rtc from seconds since Jan 1 1970
- */
-static void
-sec2rtc(ulong secs, Rtc *rtc)
-{
-	int d;
-	long hms, day;
-	int *d2m;
-
-	/*
-	 * break initial number into days
-	 */
-	hms = secs % SEC2DAY;
-	day = secs / SEC2DAY;
-	if(hms < 0) {
-		hms += SEC2DAY;
-		day -= 1;
-	}
-
-	/*
-	 * generate hours:minutes:seconds
-	 */
-	rtc->sec = hms % 60;
-	d = hms / 60;
-	rtc->min = d % 60;
-	d /= 60;
-	rtc->hour = d;
-
-	/*
-	 * year number
-	 */
-	if(day >= 0)
-		for(d = 1970; day >= *yrsize(d); d++)
-			day -= *yrsize(d);
-	else
-		for (d = 1970; day < 0; d--)
-			day += *yrsize(d-1);
-	rtc->year = d;
-
-	/*
-	 * generate month
-	 */
-	d2m = yrsize(rtc->year);
-	for(d = 1; day >= d2m[d]; d++)
-		day -= d2m[d];
-	rtc->mday = day + 1;
-	rtc->mon = d;
-
-	return;
-}
-
-Dev rtcdevtab = {
-	'r',
-	"rtc",
-
-	devreset,
-	rtcinit,
-	devshutdown,
-	rtcattach,
-	rtcwalk,
-	rtcstat,
-	rtcopen,
-	rtccreate,
-	rtcclose,
-	rtcread,
-	devbread,
-	rtcwrite,
-	devbwrite,
-	devremove,
-	devwstat,
-};