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[src/trunk]: src/sys/arch/amiga The a2kbbc is now based on MI MSM6242B driver.
details: https://anonhg.NetBSD.org/src/rev/f08c5f364227
branches: trunk
changeset: 782681:f08c5f364227
user: rkujawa <rkujawa%NetBSD.org@localhost>
date: Wed Nov 14 01:55:25 2012 +0000
description:
The a2kbbc is now based on MI MSM6242B driver.
diffstat:
sys/arch/amiga/conf/files.amiga | 4 +-
sys/arch/amiga/dev/a2kbbc.c | 176 ++++++---------------------------------
2 files changed, 32 insertions(+), 148 deletions(-)
diffs (247 lines):
diff -r 01ec5090512a -r f08c5f364227 sys/arch/amiga/conf/files.amiga
--- a/sys/arch/amiga/conf/files.amiga Wed Nov 14 01:52:48 2012 +0000
+++ b/sys/arch/amiga/conf/files.amiga Wed Nov 14 01:55:25 2012 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: files.amiga,v 1.163 2012/10/27 11:54:21 phx Exp $
+# $NetBSD: files.amiga,v 1.164 2012/11/14 01:55:25 rkujawa Exp $
# maxpartitions must be first item in files.${ARCH}.newconf
maxpartitions 16 # NOTE THAT AMIGA IS SPECIAL!
@@ -76,7 +76,7 @@
file arch/amiga/dev/clock.c
# A2000 internal hwc
-device a2kbbc
+device a2kbbc: msm6242b
attach a2kbbc at mainbus
file arch/amiga/dev/a2kbbc.c a2kbbc
diff -r 01ec5090512a -r f08c5f364227 sys/arch/amiga/dev/a2kbbc.c
--- a/sys/arch/amiga/dev/a2kbbc.c Wed Nov 14 01:52:48 2012 +0000
+++ b/sys/arch/amiga/dev/a2kbbc.c Wed Nov 14 01:55:25 2012 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: a2kbbc.c,v 1.24 2012/10/27 17:17:26 chs Exp $ */
+/* $NetBSD: a2kbbc.c,v 1.25 2012/11/14 01:55:25 rkujawa Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@@ -39,37 +39,42 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: a2kbbc.c,v 1.24 2012/10/27 17:17:26 chs Exp $");
+__KERNEL_RCSID(0, "$NetBSD: a2kbbc.c,v 1.25 2012/11/14 01:55:25 rkujawa Exp $");
#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/device.h>
#include <sys/systm.h>
+#include <sys/bus.h>
#include <machine/psl.h>
#include <machine/cpu.h>
#include <amiga/amiga/device.h>
#include <amiga/amiga/custom.h>
#include <amiga/amiga/cia.h>
-#include <amiga/dev/rtc.h>
#include <amiga/dev/zbusvar.h>
#include <dev/clock_subr.h>
-int a2kbbc_match(device_t, cfdata_t, void *);
-void a2kbbc_attach(device_t, device_t, void *);
+#include <dev/ic/msm6242bvar.h>
+#include <dev/ic/msm6242breg.h>
+
+#define A2KBBC_ADDR 0xDC0000 /* XXX: possible D80000 on A2000 "A"? */
-CFATTACH_DECL_NEW(a2kbbc, 0,
+static int a2kbbc_match(device_t, cfdata_t, void *);
+static void a2kbbc_attach(device_t, device_t, void *);
+
+struct a2kbbc_softc {
+ struct msm6242b_softc sc_msm6242b;
+ struct bus_space_tag sc_bst;
+};
+
+CFATTACH_DECL_NEW(a2kbbc, sizeof(struct a2kbbc_softc),
a2kbbc_match, a2kbbc_attach, NULL, NULL);
-void *a2kclockaddr;
-int a2kugettod(todr_chip_handle_t, struct clock_ymdhms *);
-int a2kusettod(todr_chip_handle_t, struct clock_ymdhms *);
-static struct todr_chip_handle a2ktodr;
-
-int
+static int
a2kbbc_match(device_t parent, cfdata_t cf, void *aux)
{
- struct clock_ymdhms dt;
+ //struct clock_ymdhms dt;
static int a2kbbc_matched = 0;
if (!matchname("a2kbbc", aux))
@@ -86,10 +91,6 @@
)
return (0);
- a2kclockaddr = (void *)__UNVOLATILE(ztwomap(0xdc0000));
- if (a2kugettod(&a2ktodr, &dt) != 0)
- return (0);
-
a2kbbc_matched = 1;
return (1);
}
@@ -100,141 +101,24 @@
void
a2kbbc_attach(device_t parent, device_t self, void *aux)
{
- printf("\n");
- a2kclockaddr = (void *)__UNVOLATILE(ztwomap(0xdc0000));
-
- a2ktodr.cookie = a2kclockaddr;
- a2ktodr.todr_gettime_ymdhms = a2kugettod;
- a2ktodr.todr_settime_ymdhms = a2kusettod;
- todr_attach(&a2ktodr);
-}
+ struct a2kbbc_softc *sc;
+ struct msm6242b_softc *msc;
-int
-a2kugettod(todr_chip_handle_t h, struct clock_ymdhms *dt)
-{
- struct rtclock2000 *rt;
- int i;
-
- rt = a2kclockaddr;
-
- /*
- * hold clock
- */
- rt->control1 |= A2CONTROL1_HOLD;
- i = 0x1000;
- while (rt->control1 & A2CONTROL1_BUSY && i--)
- ;
- if (rt->control1 & A2CONTROL1_BUSY)
- return (ENXIO); /* Give up and say it's not there */
+ sc = device_private(self);
+ msc = &sc->sc_msm6242b;
+ msc->sc_dev = self;
- /* Copy the info. Careful about the order! */
- dt->dt_sec = rt->second1 * 10 + rt->second2;
- dt->dt_min = rt->minute1 * 10 + rt->minute2;
- dt->dt_hour = (rt->hour1 & 3) * 10 + rt->hour2;
- dt->dt_day = rt->day1 * 10 + rt->day2;
- dt->dt_mon = rt->month1 * 10 + rt->month2;
- dt->dt_year = rt->year1 * 10 + rt->year2;
- dt->dt_wday = rt->weekday;
+ sc->sc_bst.base = (bus_addr_t) __UNVOLATILE(ztwomap(A2KBBC_ADDR+1));
+ sc->sc_bst.absm = &amiga_bus_stride_4;
- /*
- * The oki clock chip has a register to put the clock into
- * 12/24h mode.
- *
- * clockmode | A2HOUR1_PM
- * 24h 12h | am = 0, pm = 1
- * ---------------------------------
- * 0 12 | 0
- * 1 1 | 0
- * .. .. | 0
- * 11 11 | 0
- * 12 12 | 1
- * 13 1 | 1
- * .. .. | 1
- * 23 11 | 1
- *
- */
+ msc->sc_iot = &sc->sc_bst;
- if ((rt->control3 & A2CONTROL3_24HMODE) == 0) {
- if ((rt->hour1 & A2HOUR1_PM) == 0 && dt->dt_hour == 12)
- dt->dt_hour = 0;
- else if ((rt->hour1 & A2HOUR1_PM) && dt->dt_hour != 12)
- dt->dt_hour += 12;
+ if (bus_space_map(msc->sc_iot, 0, MSM6242B_SIZE, 0, &msc->sc_ioh)) {
+ aprint_error_dev(msc->sc_dev, "couldn't map registers\n");
+ return;
}
- /*
- * release the clock
- */
- rt->control1 &= ~A2CONTROL1_HOLD;
-
- dt->dt_year += CLOCK_BASE_YEAR;
- if (dt->dt_year < STARTOFTIME)
- dt->dt_year += 100;
-
- /*
- * Note that this check is redundant with one in kern_todr.c, but
- * attach relies on it being here.
- */
- if ((dt->dt_hour > 23) ||
- (dt->dt_day > 31) ||
- (dt->dt_mon > 12) ||
- /* (dt->dt_year < STARTOFTIME) || */ (dt->dt_year > 2036))
- return (EINVAL);
-
- return (0);
+ msm6242b_attach(msc);
}
-int
-a2kusettod(todr_chip_handle_t h, struct clock_ymdhms *dt)
-{
- struct rtclock2000 *rt;
- int ampm, i;
- rt = a2kclockaddr;
- /*
- * there seem to be problems with the bitfield addressing
- * currently used..
- */
- if (! rt)
- return (ENXIO);
-
- /*
- * hold clock
- */
- rt->control1 |= A2CONTROL1_HOLD;
- i = 0x1000;
- while (rt->control1 & A2CONTROL1_BUSY && i--)
- ;
- if (rt->control1 & A2CONTROL1_BUSY)
- return (ENXIO); /* Give up and say it's not there */
-
- ampm = 0;
- if ((rt->control3 & A2CONTROL3_24HMODE) == 0) {
- if (dt->dt_hour >= 12) {
- ampm = A2HOUR1_PM;
- if (dt->dt_hour != 12)
- dt->dt_hour -= 12;
- } else if (dt->dt_hour == 0) {
- dt->dt_hour = 12;
- }
- }
- rt->hour1 = (dt->dt_hour / 10) | ampm;
- rt->hour2 = dt->dt_hour % 10;
- rt->second1 = dt->dt_sec / 10;
- rt->second2 = dt->dt_sec % 10;
- rt->minute1 = dt->dt_min / 10;
- rt->minute2 = dt->dt_min % 10;
- rt->day1 = dt->dt_day / 10;
- rt->day2 = dt->dt_day % 10;
- rt->month1 = dt->dt_mon / 10;
- rt->month2 = dt->dt_mon % 10;
- rt->year1 = (dt->dt_year / 10) % 10;
- rt->year2 = dt->dt_year % 10;
- rt->weekday = dt->dt_wday;
-
- /*
- * release the clock
- */
- rt->control2 &= ~A2CONTROL1_HOLD;
-
- return (0);
-}
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