started work on VIC-IV cursor

src/kernal/screen_m65/mega65_screen_tables_misc.s

@@ -0,0 +1,98 @@
+// #LAYOUT# M65 KERNAL_1 #TAKE
+// #LAYOUT# *   *        #IGNORE
+
+
+m65_scrtab_vic_ctrlb:        // parameters for VIC control register B
+
+	.byte %00100000 // 40x25 + extended attributes
+	.byte %10100000 // 80x25 + extended attributes
+	.byte %10100100 // 80x50 + extended attributes
+
+m65_scrtab_viewmax_lo:       // maximum allowed viewport start - low byte
+
+	.byte $B0
+	.byte $B0
+	.byte $E0
+
+m65_scrtab_viewmax_hi:       // maximum allowed viewport start - high byte
+
+	.byte $96
+	.byte $96
+	.byte $8E
+
+m65_scrtab_scrolx:           // values for VIC_SCROLX
+
+	.byte $C8
+	.byte $CA
+	.byte $CA
+
+// Jumptable for screen control codes support. To improve performance, should be sorted
+// starting from the least probable routine.
+
+m65_chrout_screen_jumptable_codes:
+
+	.byte KEY_CLR 
+	.byte KEY_HOME
+	.byte KEY_C65_SHIFT_OFF
+	.byte KEY_C65_SHIFT_ON
+	.byte KEY_TXT
+	.byte KEY_GFX
+	.byte KEY_RVS_OFF
+	.byte KEY_RVS_ON
+	.byte KEY_CRSR_RIGHT
+	.byte KEY_CRSR_LEFT
+	.byte KEY_CRSR_DOWN
+	.byte KEY_CRSR_UP
+	.byte KEY_INS
+	.byte KEY_TAB
+	.byte KEY_LINE_FEED
+	.byte KEY_UNDERLINE_ON
+	.byte KEY_UNDERLINE_OFF
+	.byte KEY_FLASHING_ON
+	.byte KEY_FLASHING_OFF
+	.byte KEY_TAB_SET_CLR
+	.byte KEY_ESC
+	.byte KEY_BELL
+
+__m65_chrout_screen_jumptable_quote_guard:
+
+	.byte KEY_STOP
+	.byte KEY_DEL
+	.byte KEY_RETURN
+
+__m65_chrout_screen_jumptable_codes_end:
+
+
+.const m65_chrout_list = List().add(
+
+	m65_chrout_screen_CLR,
+	m65_chrout_screen_HOME,
+	m65_chrout_screen_SHIFT_OFF,
+	m65_chrout_screen_SHIFT_ON,
+	m65_chrout_screen_TXT,
+	m65_chrout_screen_GFX,
+	m65_chrout_screen_RVS_OFF,
+	m65_chrout_screen_RVS_ON,
+	m65_chrout_screen_CRSR_RIGHT,
+	m65_chrout_screen_CRSR_LEFT,
+	m65_chrout_screen_CRSR_DOWN,
+	m65_chrout_screen_CRSR_UP,
+	m65_chrout_screen_INS,
+	m65_chrout_screen_TAB,
+	m65_chrout_screen_LINE_FEED,
+	m65_chrout_screen_UNDERLINE_ON,
+	m65_chrout_screen_UNDERLINE_OFF,
+	m65_chrout_screen_FLASHING_ON,
+	m65_chrout_screen_FLASHING_OFF,
+	m65_chrout_screen_TAB_SET_CLR,
+	m65_chrout_screen_ESC,
+	m65_chrout_screen_BELL,
+	m65_chrout_screen_STOP,
+	m65_chrout_screen_DEL,
+	m65_chrout_screen_RETURN
+)
+
+m65_chrout_screen_jumptable:
+
+	// Note: 65C02 has the page boundary vector bug fixed!
+	put_jumptable(m65_chrout_list)