These are now redundant with the scr2 and old_scr2 fields in NeXTPC. Rename
the function from nextscr2_write() to next_scr2_rtc_update() to better
reflect its purpose. At the same time replace the manual bit manipulation with
the extract32() and deposit32() functions.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
---
hw/m68k/next-cube.c | 17 ++++++-----------
1 file changed, 6 insertions(+), 11 deletions(-)
diff --git a/hw/m68k/next-cube.c b/hw/m68k/next-cube.c
index fd707b4b54..d9a1f234ec 100644
--- a/hw/m68k/next-cube.c
+++ b/hw/m68k/next-cube.c
@@ -136,18 +136,13 @@ static void next_scr2_led_update(NeXTPC *s)
}
}
-static void nextscr2_write(NeXTPC *s, uint32_t val, int size)
+static void next_scr2_rtc_update(NeXTPC *s)
{
uint8_t old_scr2, scr2_2;
NextRtc *rtc = &s->rtc;
- if (size == 4) {
- scr2_2 = (val >> 8) & 0xFF;
- } else {
- scr2_2 = val & 0xFF;
- }
-
- old_scr2 = (s->old_scr2 >> 8) & 0xff;
+ old_scr2 = extract32(s->old_scr2, 8, 8);
+ scr2_2 = extract32(s->scr2, 8, 8);
if (scr2_2 & 0x1) {
/* DPRINTF("RTC %x phase %i\n", scr2_2, rtc->phase); */
@@ -255,8 +250,8 @@ static void nextscr2_write(NeXTPC *s, uint32_t val, int size)
rtc->command = 0;
rtc->value = 0;
}
- s->scr2 = val & 0xFFFF00FF;
- s->scr2 |= scr2_2 << 8;
+
+ s->scr2 = deposit32(s->scr2, 8, 8, scr2_2);
}
static uint64_t next_mmio_read(void *opaque, hwaddr addr, unsigned size)
@@ -325,7 +320,7 @@ static void next_mmio_write(void *opaque, hwaddr addr, uint64_t val,
s->scr2 = deposit32(s->scr2, (4 - (addr - 0xd000) - size) << 3,
size << 3, val);
next_scr2_led_update(s);
- nextscr2_write(s, val, size);
+ next_scr2_rtc_update(s);
s->old_scr2 = s->scr2;
break;
--
2.39.2