added ram disk status message on startup screen

src/basic/,imports.s

@@ -50,6 +50,7 @@
 ;; #ALIAS# m65_shadow_BZP      = KERNAL_0.m65_shadow_BZP
 ;; #ALIAS# proxy_M1_IO_end     = KERNAL_0.proxy_M1_IO_end
 
+;; #ALIAS# m65dos_rdchk        = KERNAL_0.m65dos_rdchk
 ;; #ALIAS# m65dos_unitnum      = KERNAL_0.m65dos_unitnum
 
 ;

src/basic/board_m65/mega65_imports.s

@@ -46,4 +46,5 @@
 ;; #ALIAS# fetch_character_skip_spaces     = BASIC_0.proxy_B1_fetch_character_skip_spaces
 ;; #ALIAS# fetch_uint8                     = BASIC_0.proxy_B1_fetch_uint8
 ;; #ALIAS# shell_main_loop                 = BASIC_0.proxy_B1_shell_main_loop
+;; #ALIAS# m65dos_rdchk                    = BASIC_0.proxy_B1_m65dos_rdchk
 ;; #ALIAS# m65dos_unitnum                  = BASIC_0.proxy_B1_m65dos_unitnum

src/basic/board_m65/mega65_proxies.s

@@ -157,6 +157,12 @@ proxy_M1_print_kernal_error:
 	jmp proxy_M1_IO_end
 }
 
+proxy_B1_m65dos_rdchk:
+
+	jsr map_NORMAL
+	jsr m65dos_rdchk
+	bra proxy_B1_end_2
+
 proxy_B1_m65dos_unitnum:
 
 	jsr map_NORMAL

src/basic/init/initmsg_m65.s

@@ -66,7 +66,40 @@ INITMSG_native:
 
 	ldx #$09
 	ldy #$00
-	jmp plot_set
+	jsr plot_set
+
+	; Display the preloaded RAM disc image status
+
+	jsr m65dos_rdchk
+	cmp #$FF
+	beq INITMSG_rts
+
+	pha
+	jsr print_return
+	pla
+	pha
+	cmp #$00
+	beq @skip_bold
+
+	lda #$1B
+	jsr JCHROUT
+	lda #'S'
+	jsr JCHROUT
+
+@skip_bold:
+
+	ldx #IDX__STR_RD_NAME
+	jsr print_packed_misc_str
+	pla
+
+	clc
+	adc #IDX__STR_RD_OK
+	tax
+	jmp print_packed_misc_str
+
+INITMSG_rts:
+
+	rts
 
 INITMSG_main_banner: