From 78ee7d5717807e6ac779293d0d3c78341de6130a Mon Sep 17 00:00:00 2001
From: "Konstantin Kirik (snegovick)" <snegovick@uprojects.org>
Date: Sun, 28 Dec 2025 12:27:31 +0300
Subject: Move existing boards into subdits split per arch

---
 os/cerf405/clock.c | 159 -----------------------------------------------------
 1 file changed, 159 deletions(-)
 delete mode 100644 os/cerf405/clock.c

(limited to 'os/cerf405/clock.c')

diff --git a/os/cerf405/clock.c b/os/cerf405/clock.c
deleted file mode 100644
index d830c18c..00000000
--- a/os/cerf405/clock.c
+++ /dev/null
@@ -1,159 +0,0 @@
-#include	"u.h"
-#include	"../port/lib.h"
-#include	"mem.h"
-#include	"dat.h"
-#include	"fns.h"
-#include	"io.h"
-#include	"ureg.h"
-
-#include	<isa.h>
-#include	<interp.h>
-
-typedef struct Clock0link Clock0link;
-typedef struct Clock0link {
-	void		(*clock)(void);
-	Clock0link*	link;
-} Clock0link;
-
-static Clock0link *clock0link;
-static Lock clock0lock;
-ulong	clkrelinq;
-void	(*kproftick)(ulong);	/* set by devkprof.c when active */
-void	(*archclocktick)(void);	/* set by arch*.c when desired */
-
-Timer*
-addclock0link(void (*clock)(void), int)
-{
-	Clock0link *lp;
-
-	if((lp = malloc(sizeof(Clock0link))) == 0){
-		print("addclock0link: too many links\n");
-		return nil;
-	}
-	ilock(&clock0lock);
-	lp->clock = clock;
-	lp->link = clock0link;
-	clock0link = lp;
-	iunlock(&clock0lock);
-	return nil;
-}
-
-void
-delay(int l)
-{
-	ulong i, j;
-
-	j = m->delayloop;
-	while(l-- > 0)
-		for(i=0; i < j; i++)
-			;
-}
-
-void
-microdelay(int l)
-{
-	ulong i;
-
-	l *= m->delayloop;
-	l /= 1000;
-	if(l <= 0)
-		l = 1;
-	for(i = 0; i < l; i++)
-		;
-}
-
-enum {
-	Timebase = 1,	/* system clock cycles per time base cycle */
-
-	Wp17=	0<<30,	/* watchdog period (2^x clocks) */
-	Wp21=	1<<30,
-	Wp25=	2<<30,
-	Wp29=	3<<30,
-	Wrnone=	0<<28,	/* no watchdog reset */
-	Wrcore=	1<<28,	/* core reset */
-	Wrchip=	2<<28,	/* chip reset */
-	Wrsys=	3<<28,	/* system reset */
-	Wie=		1<<27,	/* watchdog interrupt enable */
-	Pie=		1<<26,	/* enable PIT interrupt */
-	Fit9=		0<<24,	/* fit period (2^x clocks) */
-	Fit13=	1<<24,
-	Fit17=	2<<24,
-	Fit21=	3<<24,
-	Fie=		1<<23,	/* fit interrupt enable */
-	Are=		1<<22,	/* auto reload enable */
-
-	/* dcr */
-	Boot=	0x0F1,
-	Epctl=	0x0F3,
-	Pllmr0=	0x0F0,
-	Pllmr1=	0x0F4,
-	Ucr=		0x0F5,
-};
-
-void
-clockinit(void)
-{
-	long x;
-
-	m->delayloop = m->cpuhz/1000;	/* initial estimate */
-	do {
-		x = gettbl();
-		delay(10);
-		x = gettbl() - x;
-	} while(x < 0);
-
-	/*
-	 *  fix count
-	 */
-	m->delayloop = ((vlong)m->delayloop*(10*(vlong)m->clockgen/1000))/(x*Timebase);
-	if((int)m->delayloop <= 0)
-		m->delayloop = 20000;
-
-	x = (m->clockgen/Timebase)/HZ;
-	putpit(x);
-iprint("pit value=%.8lux [%lud]\n", x, x);
-	puttsr(~0);
-	puttcr(Pie|Are);
-iprint("boot=%.8lux epctl=%.8lux pllmr0=%.8lux pllmr1=%.8lux ucr=%.8lux\n",
-	getdcr(Boot), getdcr(Epctl), getdcr(Pllmr0), getdcr(Pllmr1), getdcr(Ucr));
-}
-
-void
-clockintr(Ureg *ur)
-{
-	Clock0link *lp;
-
-	/* PIT was set to reload automatically */
-	puttsr(~0);
-	m->ticks++;
-
-	if(up)
-		up->pc = ur->pc;
-
-	if(archclocktick != nil)
-		archclocktick();
-	checkalarms();
-	if(m->machno == 0) {
-		if(kproftick != nil)
-			(*kproftick)(ur->pc);
-		lock(&clock0lock);
-		for(lp = clock0link; lp; lp = lp->link)
-			lp->clock();
-		unlock(&clock0lock);
-	}
-
-	if(up && up->state == Running){
-		if(cflag && up->type == Interp && tready(nil))
-			ur->cr |= 1;	/* set flag in condition register for ../../interp/comp-power.c:/^schedcheck */
-		if(anyready())
-			sched();
-	}
-}
-
-uvlong
-fastticks(uvlong *hz)
-{
-	if(hz)
-		*hz = HZ;
-	return m->ticks;
-}
-- 
cgit v1.2.3