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[PATCH 4/4] macfb: allow reads from the DAFB_LUT register
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From: |
Mark Cave-Ayland |
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Subject: |
[PATCH 4/4] macfb: allow reads from the DAFB_LUT register |
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Date: |
Thu, 26 Oct 2023 09:56:50 +0100 |
This enables A/UX to correctly retrieve the LUT entries when used with
applications that use the MacOS Device Manager Status (GetEntries) call.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
---
hw/display/macfb.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/hw/display/macfb.c b/hw/display/macfb.c
index 4a1c75d572..d61541ccb5 100644
--- a/hw/display/macfb.c
+++ b/hw/display/macfb.c
@@ -537,6 +537,11 @@ static uint64_t macfb_ctrl_read(void *opaque,
case DAFB_MODE_SENSE:
val = macfb_sense_read(s);
break;
+ case DAFB_LUT ... DAFB_LUT + 3:
+ val = s->color_palette[s->palette_current];
+ s->palette_current = (s->palette_current + 1) %
+ ARRAY_SIZE(s->color_palette);
+ break;
default:
if (addr < MACFB_CTRL_TOPADDR) {
val = s->regs[addr >> 2];
--
2.39.2