From 945d5fc2d263a7e5fc1590f68633619082c9c174 Mon Sep 17 00:00:00 2001
From: Dean Netherton <dinoboards@netherton.org>
Date: Mon, 22 Jul 2024 13:23:03 +1000
Subject: [PATCH] ez80: set timer tick rate as per platform config TICKFREQ

---
 Source/HBIOS/ez80instr.inc | 2 ++
 Source/HBIOS/hbios.asm     | 9 ++++++---
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/Source/HBIOS/ez80instr.inc b/Source/HBIOS/ez80instr.inc
index 1aa5492c..2b3b24ed 100644
--- a/Source/HBIOS/ez80instr.inc
+++ b/Source/HBIOS/ez80instr.inc
@@ -25,6 +25,8 @@
   #DEFINE EZ80_TMR_GET_SECONDS	LD A, 2 \ LD B, 1 \ EZ80_FN
   #DEFINE EZ80_TMR_SET_TICKS	LD A, 2 \ LD B, 2 \ EZ80_FN
   #DEFINE EZ80_TMR_SET_SECONDS	LD A, 2 \ LD B, 3 \ EZ80_FN
+  #DEFINE EZ80_TMR_GET_FREQTICK	LD A, 2 \ LD B, 4 \ EZ80_FN
+  #DEFINE EZ80_TMR_SET_FREQTICK	LD A, 2 \ LD B, 5 \ EZ80_FN
 
   #DEFINE EZ80_UART_IN		LD A, 3 \ LD B, 0 \ EZ80_FN
   #DEFINE EZ80_UART_OUT		LD A, 3 \ LD B, 1 \ EZ80_FN
diff --git a/Source/HBIOS/hbios.asm b/Source/HBIOS/hbios.asm
index 27c22d74..21359664 100644
--- a/Source/HBIOS/hbios.asm
+++ b/Source/HBIOS/hbios.asm
@@ -2140,7 +2140,7 @@ HB_CLRIVT_Z:
 
 ; PROVIDE THE EZ80 FIRMWARE WITH PLATFORM CONFIGUATIONS
 	LD	HL, PLT_DESCR
-	EZ80_UTIL_INIT()	; PROVIDE FIRMWARE DETAILS OF BUILD CONFIGURATION
+	EZ80_UTIL_INIT()		; PROVIDE FIRMWARE DETAILS OF BUILD CONFIGURATION
 
 	LD	A, (EZ80_PLT_CPUMHZ)
 	LD	(CB_CPUMHZ), A
@@ -2157,6 +2157,11 @@ HB_CLRIVT_Z:
 	LD	A, L
 	LD	(EZ80_PLT_C2CYL), A
 
+	LD	C, TICKFREQ
+	EZ80_TMR_SET_FREQTICK
+
+	LD	HL, 5			; HB_CPUTYPE = 5 FOR eZ80
+
 	JR	PLT_DESCR_END
 
 PLT_DESCR:
@@ -2188,8 +2193,6 @@ EZ80_PLT_C2CYL:
 
 PLT_DESCR_END:
 
-	LD	HL,5
-
 #ENDIF
 ;
 #IF (CPUFAM == CPU_Z180)