From 45b804e947becc7e111e80cc064c18c3ee38bc4a Mon Sep 17 00:00:00 2001
From: Mark Pizzolato <mark@infocomm.com>
Date: Sun, 8 Mar 2026 15:17:52 -1000
Subject: [PATCH] TMXR: Add serial line speed 230400 bps and missing 76800 bps
 on *nix

---
 sim_serial.c | 10 +++++++++-
 sim_tmxr.c   |  1 +
 sim_tmxr.h   |  1 +
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/sim_serial.c b/sim_serial.c
index 04b206fb..6033b3dc 100644
--- a/sim_serial.c
+++ b/sim_serial.c
@@ -1160,7 +1160,15 @@ static const struct {
           { 150,    B150    }, { 200,    B200    }, { 300,    B300    }, {  600,   B600   },
           { 1200,   B1200   }, { 1800,   B1800   }, { 2400,   B2400   }, {  4800,  B4800  },
           { 9600,   B9600   }, { 19200,  B19200  }, { 38400,  B38400  }, {  57600, B57600 },
-          { 115200, B115200 } };
+#if defined (B76800)
+          { 76800,  B76800  }, 
+#endif
+          { 115200, B115200 } 
+#if defined (B230400)
+                             ,
+          { 230400, B230400 }
+#endif
+        };
 
 static const int32 baud_count = sizeof (baud_map) / sizeof (baud_map [0]);
 
diff --git a/sim_tmxr.c b/sim_tmxr.c
index bef62360..f497450a 100644
--- a/sim_tmxr.c
+++ b/sim_tmxr.c
@@ -2803,6 +2803,7 @@ static struct {
     {"76800",   TMLN_SPD_76800_BPS},
     {"80000",   TMLN_SPD_80000_BPS},
     {"115200",  TMLN_SPD_115200_BPS},
+    {"230400",  TMLN_SPD_230400_BPS},
     {"0",       0}};                    /* End of List, last valid value */
 int nspeed;
 char speed[24];
diff --git a/sim_tmxr.h b/sim_tmxr.h
index cfcf5041..37dc0096 100644
--- a/sim_tmxr.h
+++ b/sim_tmxr.h
@@ -117,6 +117,7 @@ typedef struct SERPORT *SERHANDLE;
 #define TMLN_SPD_76800_BPS     130 /* usec per character */
 #define TMLN_SPD_80000_BPS     125 /* usec per character */
 #define TMLN_SPD_115200_BPS     86 /* usec per character */
+#define TMLN_SPD_230400_BPS     43 /* usec per character */
 
 /* Internal struct */
 struct framer_data;