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author R. Belmont <rb6502@users.noreply.github.com>2020-03-09 14:26:31 -0400
committer GitHub <noreply@github.com>2020-03-09 14:26:31 -0400
commitc9fa01db99fafc9342c9565ff047460dfe12b72b (patch)
tree6d77d65ece5cab61a162bb5c019dd0ef7d1dbfb6
parent2de1389cb3449c1799e6b666a21b66643aac1965 (diff)
parent5a87bc77cf9448272a6156ebfa4cfbf2c275295e (diff)
Merge pull request #6421 from cam900/patch-136
itech32.cpp : Add notes of register usage
-rw-r--r--src/mame/video/itech32.cpp6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/mame/video/itech32.cpp b/src/mame/video/itech32.cpp
index 9716fa8a72f..18b4647c7b3 100644
--- a/src/mame/video/itech32.cpp
+++ b/src/mame/video/itech32.cpp
@@ -79,15 +79,15 @@
#define VIDEO_UNKNOWN58 m_video[0x58/2] /* $01c0 at startup */
#define VIDEO_UNKNOWN5a m_video[0x5a/2] /* $01c0 at startup */
#define VIDEO_UNKNOWN5c m_video[0x5c/2] /* $01cf at startup */
-#define VIDEO_UNKNOWN5e m_video[0x5e/2] /* $01cf at startup */
+#define VIDEO_UNKNOWN5e m_video[0x5e/2] /* $01cf at startup, kept $01bf in running game, $01c3 at testing */
#define VIDEO_UNKNOWN60 m_video[0x60/2] /* $01e3 at startup */
#define VIDEO_UNKNOWN62 m_video[0x62/2] /* $01cf at startup */
#define VIDEO_UNKNOWN64 m_video[0x64/2] /* $01ff at startup */
-#define VIDEO_UNKNOWN66 m_video[0x66/2] /* $0183 at startup */
+#define VIDEO_UNKNOWN66 m_video[0x66/2] /* $0183 at startup, kept $01bf in running game, $1ff at testing */
#define VIDEO_UNKNOWN68 m_video[0x68/2] /* $01ff at startup */
#define VIDEO_UNKNOWN6a m_video[0x6a/2] /* $000f at startup */
#define VIDEO_UNKNOWN6c m_video[0x6c/2] /* $018f at startup */
-#define VIDEO_UNKNOWN6e m_video[0x6e/2] /* $01ff at startup */
+#define VIDEO_UNKNOWN6e m_video[0x6e/2] /* $01ff at startup, kept $01ff in running game, $01c3 at testing */
#define VIDEO_UNKNOWN70 m_video[0x70/2] /* $000f at startup */
#define VIDEO_UNKNOWN72 m_video[0x72/2] /* $000f at startup */
#define VIDEO_UNKNOWN74 m_video[0x74/2] /* $01ff at startup */