From 05bbb21b7a4c1d2c3032c699203193753b578088 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mario=20Pati=C3=B1o?= <cybernesto@gmail.com>
Date: Sat, 29 Jun 2013 19:06:10 +0200
Subject: [PATCH] Support for Chat Mauve Mode

Added monochrome and color DHGR initialization depending on the
horizontal resolution. 560x192x1 images are displayed in JACE without
color fringes. Should be tested with real hardware.
---
 DISPLAY.S | 24 ++++++++++++++++--------
 1 file changed, 16 insertions(+), 8 deletions(-)

diff --git a/DISPLAY.S b/DISPLAY.S
index 26fd470..85ea084 100644
--- a/DISPLAY.S
+++ b/DISPLAY.S
@@ -98,14 +98,22 @@ DEBUT     BIT $C050      ; GRAPHIQUES
           STA DHGR
           LDA SOURCE+$0E
           CMP #$18
-          BNE DHGRINI
-          LDA SOURCE+$0F
-          CMP #$01
-          BNE DHGRINI
-          JMP GSTEST
-DHGRINI   BIT $C05E      ; DOUBLE HR
-          STA $C00D      ; 80 COLONNES
-          STA $C001      ; SET80STORE
+          BEQ GSTEST
+
+          STA $C00C
+          BIT $C05E      ; DOUBLE HR
+          STA $C05F
+          STA $C05E
+          STA $C05F
+          STA $C00D
+          STA $C05E
+          CMP #$30
+          BEQ MONO
+          STA $C05F
+          STA $C05E
+          STA $C05F
+          STA $C05E
+MONO      STA $C001      ; SET80STORE
           BIT $C055      ; PAGE2
           LDA #01
           STA DHGR