mirror of
https://github.com/a2stuff/prodos-drivers.git
synced 2024-09-08 18:54:57 +00:00
more identifications
This commit is contained in:
parent
7042ad9901
commit
ba96487609
102
b.s
102
b.s
@ -26,6 +26,9 @@ SETINV := $FE80
|
|||||||
SETNORM := $FE84
|
SETNORM := $FE84
|
||||||
|
|
||||||
ZP_HPOS := $24
|
ZP_HPOS := $24
|
||||||
|
ZP_TMASK := $32
|
||||||
|
|
||||||
|
COL80HPOS := $057B
|
||||||
|
|
||||||
|
|
||||||
ASCII_TAB := $9
|
ASCII_TAB := $9
|
||||||
@ -69,8 +72,10 @@ L2000: jmp install_and_quit
|
|||||||
|
|
||||||
current_entry := $67
|
current_entry := $67
|
||||||
num_entries := $68
|
num_entries := $68
|
||||||
rows_per_screen := 21
|
page_start := $73
|
||||||
current_line := $73
|
|
||||||
|
top_row := 2
|
||||||
|
bottom_row := 21
|
||||||
|
|
||||||
cld
|
cld
|
||||||
lda ROMINNW
|
lda ROMINNW
|
||||||
@ -224,15 +229,15 @@ L1129: MLI_CALL CLOSE, close_params
|
|||||||
ldx #0
|
ldx #0
|
||||||
: lda prefix+1,x
|
: lda prefix+1,x
|
||||||
beq L1153
|
beq L1153
|
||||||
jsr L12AF
|
jsr ascii_cout
|
||||||
inx
|
inx
|
||||||
bne :-
|
bne :-
|
||||||
|
|
||||||
L1153: stz current_entry
|
L1153: stz current_entry
|
||||||
stz current_line
|
stz page_start
|
||||||
lda num_entries
|
lda num_entries
|
||||||
beq keyboard_loop
|
beq keyboard_loop
|
||||||
cmp #rows_per_screen
|
cmp #bottom_row
|
||||||
bcc L1161
|
bcc L1161
|
||||||
lda #$14
|
lda #$14
|
||||||
L1161: sta $6A
|
L1161: sta $6A
|
||||||
@ -249,19 +254,23 @@ L116F: jsr draw_current_line
|
|||||||
stz current_entry
|
stz current_entry
|
||||||
beq draw_current_line_inv
|
beq draw_current_line_inv
|
||||||
|
|
||||||
|
;;; ------------------------------------------------------------
|
||||||
|
|
||||||
.proc on_up
|
.proc on_up
|
||||||
jsr draw_current_line ; show current line
|
jsr draw_current_line ; show current line
|
||||||
ldx current_entry
|
ldx current_entry
|
||||||
beq draw_current_line_inv
|
beq draw_current_line_inv ; first one? just redraw
|
||||||
dec current_entry
|
dec current_entry ; go to previous
|
||||||
lda $25
|
lda $25
|
||||||
cmp #$02
|
cmp #top_row
|
||||||
bne draw_current_line_inv
|
bne draw_current_line_inv
|
||||||
dec current_line
|
dec page_start
|
||||||
lda #$16 ; code output ???
|
lda #$16 ; code output ???
|
||||||
bne draw_current_line_with_char
|
bne draw_current_line_with_char
|
||||||
.endproc
|
.endproc
|
||||||
|
|
||||||
|
;;; ------------------------------------------------------------
|
||||||
|
|
||||||
.proc on_down
|
.proc on_down
|
||||||
jsr draw_current_line
|
jsr draw_current_line
|
||||||
ldx current_entry
|
ldx current_entry
|
||||||
@ -270,13 +279,15 @@ L116F: jsr draw_current_line
|
|||||||
bcs draw_current_line_inv
|
bcs draw_current_line_inv
|
||||||
stx current_entry
|
stx current_entry
|
||||||
lda $25
|
lda $25
|
||||||
cmp #rows_per_screen
|
cmp #bottom_row
|
||||||
bne draw_current_line_inv
|
bne draw_current_line_inv
|
||||||
inc current_line
|
inc page_start
|
||||||
lda #$17 ; code output ???
|
lda #$17 ; code output ???
|
||||||
;; fall through
|
;; fall through
|
||||||
.endproc
|
.endproc
|
||||||
|
|
||||||
|
;;; ------------------------------------------------------------
|
||||||
|
|
||||||
draw_current_line_with_char:
|
draw_current_line_with_char:
|
||||||
jsr COUT
|
jsr COUT
|
||||||
|
|
||||||
@ -287,28 +298,38 @@ draw_current_line_inv:
|
|||||||
|
|
||||||
;;; ------------------------------------------------------------
|
;;; ------------------------------------------------------------
|
||||||
|
|
||||||
|
.proc keyboard_loop
|
||||||
keyboard_loop:
|
|
||||||
lda KBD
|
lda KBD
|
||||||
bpl keyboard_loop
|
bpl keyboard_loop
|
||||||
sta KBDSTRB
|
sta KBDSTRB
|
||||||
jsr SETNORM
|
jsr SETNORM
|
||||||
ldx num_entries
|
ldx num_entries
|
||||||
beq L11CB
|
beq :+ ; no up/down/return if empty
|
||||||
|
|
||||||
cmp #HI(ASCII_RETURN)
|
cmp #HI(ASCII_RETURN)
|
||||||
beq on_return
|
beq on_return
|
||||||
cmp #HI(ASCII_DOWN)
|
cmp #HI(ASCII_DOWN)
|
||||||
beq on_down
|
beq on_down
|
||||||
cmp #HI(ASCII_UP)
|
cmp #HI(ASCII_UP)
|
||||||
beq on_up
|
beq on_up
|
||||||
L11CB: cmp #HI(ASCII_TAB)
|
|
||||||
|
: cmp #HI(ASCII_TAB)
|
||||||
beq next_drive
|
beq next_drive
|
||||||
cmp #HI(ASCII_ESCAPE)
|
cmp #HI(ASCII_ESCAPE)
|
||||||
bne keyboard_loop
|
bne keyboard_loop
|
||||||
|
;; fall through
|
||||||
|
.endproc
|
||||||
|
|
||||||
|
;;; ------------------------------------------------------------
|
||||||
|
|
||||||
|
.proc on_escape
|
||||||
jsr L11DA
|
jsr L11DA
|
||||||
dec $6B
|
dec $6B
|
||||||
bra L11F1
|
bra L11F1
|
||||||
|
.endproc
|
||||||
|
|
||||||
|
;;; ------------------------------------------------------------
|
||||||
|
|
||||||
L11DA: ldx prefix
|
L11DA: ldx prefix
|
||||||
L11DD: dex
|
L11DD: dex
|
||||||
lda prefix,x
|
lda prefix,x
|
||||||
@ -325,7 +346,9 @@ next_drive:
|
|||||||
L11F0: inx
|
L11F0: inx
|
||||||
L11F1: jmp L1059
|
L11F1: jmp L1059
|
||||||
|
|
||||||
on_return:
|
;;; ------------------------------------------------------------
|
||||||
|
|
||||||
|
.proc on_return
|
||||||
MLI_CALL SET_PREFIX, set_prefix_params
|
MLI_CALL SET_PREFIX, set_prefix_params
|
||||||
bcs next_drive
|
bcs next_drive
|
||||||
ldx current_entry
|
ldx current_entry
|
||||||
@ -343,6 +366,10 @@ on_return:
|
|||||||
ldy current_entry
|
ldy current_entry
|
||||||
lda $74,y
|
lda $74,y
|
||||||
bpl L11F0 ; is directory???
|
bpl L11F0 ; is directory???
|
||||||
|
;; nope, system file, so...
|
||||||
|
|
||||||
|
;; fall through
|
||||||
|
.endproc
|
||||||
|
|
||||||
;;; ------------------------------------------------------------
|
;;; ------------------------------------------------------------
|
||||||
|
|
||||||
@ -372,14 +399,18 @@ on_return:
|
|||||||
cout_string_hpos:
|
cout_string_hpos:
|
||||||
sta ZP_HPOS
|
sta ZP_HPOS
|
||||||
|
|
||||||
cout_string:
|
.proc cout_string
|
||||||
lda help_string,y
|
lda help_string,y
|
||||||
beq L1257
|
beq done
|
||||||
jsr COUT
|
jsr COUT
|
||||||
iny
|
iny
|
||||||
bne cout_string
|
bne cout_string
|
||||||
L1257: rts
|
done: rts
|
||||||
|
.endproc
|
||||||
|
|
||||||
|
;;; ------------------------------------------------------------
|
||||||
|
|
||||||
|
;; Compute offset to name in directory listing ???
|
||||||
L1258: stz $6D
|
L1258: stz $6D
|
||||||
txa
|
txa
|
||||||
asl a
|
asl a
|
||||||
@ -400,37 +431,44 @@ L1258: stz $6D
|
|||||||
sta $69
|
sta $69
|
||||||
rts
|
rts
|
||||||
|
|
||||||
|
;;; ------------------------------------------------------------
|
||||||
|
|
||||||
draw_current_line:
|
draw_current_line:
|
||||||
lda #$02
|
lda #2 ; hpos = 2
|
||||||
sta $057B
|
sta COL80HPOS
|
||||||
ldx current_entry
|
|
||||||
|
ldx current_entry ; vpos = entry - page_start + 2
|
||||||
txa
|
txa
|
||||||
sec
|
sec
|
||||||
sbc current_line
|
sbc page_start
|
||||||
inc a
|
inc a
|
||||||
inc a
|
inc a
|
||||||
jsr MON_TABV
|
jsr MON_TABV
|
||||||
|
|
||||||
lda $74,x
|
lda $74,x
|
||||||
bmi L1299
|
bmi L1299
|
||||||
stz $057B
|
stz COL80HPOS
|
||||||
lda $32
|
lda ZP_TMASK
|
||||||
pha
|
pha
|
||||||
ldy #(folder_string - string_start) ; Draw folder glyphs
|
ldy #(folder_string - string_start) ; Draw folder glyphs
|
||||||
jsr cout_string
|
jsr cout_string
|
||||||
pla
|
pla
|
||||||
sta $32
|
sta ZP_TMASK
|
||||||
L1299: jsr L12A9
|
L1299: jsr L12A9
|
||||||
jsr L1258
|
jsr L1258
|
||||||
L129F: iny
|
L129F: iny
|
||||||
lda ($6C),y
|
lda ($6C),y
|
||||||
jsr L12AF
|
jsr ascii_cout
|
||||||
cpy $69
|
cpy $69
|
||||||
bcc L129F
|
bcc L129F
|
||||||
L12A9: lda #$A0
|
L12A9: lda #HI(' ')
|
||||||
bne L12B1
|
bne cout ; implicit RTS
|
||||||
L12AD: lda #$99
|
L12AD: lda #$99 ; Ctrl+Y ??
|
||||||
L12AF: ora #$80
|
|
||||||
L12B1: jmp COUT
|
;; Sets high bit before calling COUT
|
||||||
|
ascii_cout:
|
||||||
|
ora #$80
|
||||||
|
cout: jmp COUT
|
||||||
|
|
||||||
;;; ------------------------------------------------------------
|
;;; ------------------------------------------------------------
|
||||||
|
|
||||||
|
Loading…
Reference in New Issue
Block a user