Merge remote-tracking branch 'origin/master' into coniopeek
This commit is contained in:
@@ -1,8 +1,9 @@
|
||||
../tgi/nes-64-56-2.tgi: ../libwrk/nes/clrscr.o \
|
||||
../libwrk/nes/cputc.o \
|
||||
../libwrk/nes/get_tv.o \
|
||||
../libwrk/nes/gotoxy.o \
|
||||
../libwrk/nes/popa.o \
|
||||
../libwrk/nes/ppu.o \
|
||||
../libwrk/nes/ppubuf.o \
|
||||
../libwrk/nes/setcursor.o
|
||||
../target/nes/drv/tgi/nes-64-56-2.tgi: \
|
||||
../libwrk/nes/clrscr.o \
|
||||
../libwrk/nes/cputc.o \
|
||||
../libwrk/nes/get_tv.o \
|
||||
../libwrk/nes/gotoxy.o \
|
||||
../libwrk/nes/popa.o \
|
||||
../libwrk/nes/ppu.o \
|
||||
../libwrk/nes/ppubuf.o \
|
||||
../libwrk/nes/setcursor.o
|
||||
|
||||
@@ -6,19 +6,18 @@
|
||||
;
|
||||
|
||||
.export _cclearxy, _cclear
|
||||
.import popa, _gotoxy, cputdirect
|
||||
.import gotoxy, cputdirect
|
||||
.importzp tmp1
|
||||
|
||||
_cclearxy:
|
||||
pha ; Save the length
|
||||
jsr popa ; Get y
|
||||
jsr _gotoxy ; Call this one, will pop params
|
||||
jsr gotoxy ; Call this one, will pop params
|
||||
pla ; Restore the length and run into _cclear
|
||||
|
||||
_cclear:
|
||||
cmp #0 ; Is the length zero?
|
||||
beq L9 ; Jump if done
|
||||
sta tmp1
|
||||
sta tmp1
|
||||
L1: lda #$20 ; Blank - screen code
|
||||
jsr cputdirect ; Direct output
|
||||
dec tmp1
|
||||
|
||||
@@ -6,15 +6,14 @@
|
||||
;
|
||||
|
||||
.export _chlinexy, _chline
|
||||
.import popa, _gotoxy, cputdirect
|
||||
.import gotoxy, cputdirect
|
||||
.importzp tmp1
|
||||
|
||||
.include "nes.inc"
|
||||
|
||||
|
||||
_chlinexy:
|
||||
pha ; Save the length
|
||||
jsr popa ; Get y
|
||||
jsr _gotoxy ; Call this one, will pop params
|
||||
jsr gotoxy ; Call this one, will pop params
|
||||
pla ; Restore the length
|
||||
|
||||
_chline:
|
||||
|
||||
@@ -54,7 +54,7 @@ colors: .byte $0f ; 0 black
|
||||
.byte $3d ; 1 white
|
||||
.byte $04 ; 2 red
|
||||
.byte $3b ; 3 cyan
|
||||
.byte $14 ; 4 violett
|
||||
.byte $14 ; 4 violet
|
||||
.byte $1a ; 5 green
|
||||
.byte $01 ; 6 blue
|
||||
.byte $38 ; 7 yellow
|
||||
@@ -66,4 +66,3 @@ colors: .byte $0f ; 0 black
|
||||
.byte $2b ; d light green
|
||||
.byte $22 ; e light blue
|
||||
.byte $3d ; f light gray
|
||||
|
||||
|
||||
@@ -9,7 +9,7 @@
|
||||
.export _cputcxy, _cputc, cputdirect, putchar
|
||||
.export newline
|
||||
.constructor initconio
|
||||
.import popa, _gotoxy
|
||||
.import gotoxy
|
||||
.import ppuinit, paletteinit, ppubuf_put
|
||||
.import setcursor
|
||||
|
||||
@@ -23,8 +23,7 @@
|
||||
|
||||
_cputcxy:
|
||||
pha ; Save C
|
||||
jsr popa ; Get Y
|
||||
jsr _gotoxy ; Set cursor, drop x
|
||||
jsr gotoxy ; Set cursor, drop x and y
|
||||
pla ; Restore C
|
||||
|
||||
; Plot a character - also used as internal function
|
||||
@@ -75,10 +74,10 @@ putchar:
|
||||
jmp ppubuf_put
|
||||
|
||||
;-----------------------------------------------------------------------------
|
||||
; Initialize the conio subsystem. Code goes into the INIT segment, which may
|
||||
; Initialize the conio subsystem. Code goes into the ONCE segment, which may
|
||||
; be reused after startup.
|
||||
|
||||
.segment "INIT"
|
||||
.segment "ONCE"
|
||||
|
||||
initconio:
|
||||
jsr ppuinit
|
||||
|
||||
@@ -1,5 +1,5 @@
|
||||
;
|
||||
; Startup code for cc65 (NES version)
|
||||
; Start-up code for cc65 (NES version)
|
||||
;
|
||||
; by Groepaz/Hitmen <groepaz@gmx.net>
|
||||
; based on code by Ullrich von Bassewitz <uz@cc65.org>
|
||||
@@ -7,11 +7,12 @@
|
||||
|
||||
.export _exit
|
||||
.export __STARTUP__ : absolute = 1 ; Mark as startup
|
||||
|
||||
.import initlib, donelib, callmain
|
||||
.import push0, _main, zerobss, copydata
|
||||
.import ppubuf_flush
|
||||
|
||||
; Linker generated symbols
|
||||
; Linker-generated symbols
|
||||
.import __RAM_START__, __RAM_SIZE__
|
||||
.import __SRAM_START__, __SRAM_SIZE__
|
||||
.import __ROM0_START__, __ROM0_SIZE__
|
||||
@@ -19,12 +20,17 @@
|
||||
.import __CODE_LOAD__,__CODE_RUN__, __CODE_SIZE__
|
||||
.import __RODATA_LOAD__,__RODATA_RUN__, __RODATA_SIZE__
|
||||
|
||||
; ------------------------------------------------------------------------
|
||||
; Character data
|
||||
; ------------------------------------------------------------------------
|
||||
.forceimport NESfont
|
||||
|
||||
.include "zeropage.inc"
|
||||
.include "nes.inc"
|
||||
|
||||
|
||||
; ------------------------------------------------------------------------
|
||||
; 16 bytes INES header
|
||||
; 16-byte INES header
|
||||
|
||||
.segment "HEADER"
|
||||
|
||||
@@ -100,9 +106,9 @@ start:
|
||||
; Set up the stack.
|
||||
|
||||
lda #<(__SRAM_START__ + __SRAM_SIZE__)
|
||||
ldx #>(__SRAM_START__ + __SRAM_SIZE__)
|
||||
sta sp
|
||||
lda #>(__SRAM_START__ + __SRAM_SIZE__)
|
||||
sta sp+1 ; Set argument stack ptr
|
||||
stx sp+1 ; Set argument stack ptr
|
||||
|
||||
; Call the module constructors.
|
||||
|
||||
@@ -159,31 +165,16 @@ nmi: pha
|
||||
|
||||
; Interrupt exit
|
||||
|
||||
irq2:
|
||||
irq1:
|
||||
timerirq:
|
||||
irq:
|
||||
rti
|
||||
|
||||
|
||||
; ------------------------------------------------------------------------
|
||||
; hardware vectors
|
||||
; Hardware vectors
|
||||
; ------------------------------------------------------------------------
|
||||
|
||||
.segment "VECTORS"
|
||||
|
||||
.word irq2 ; $fff4 ?
|
||||
.word irq1 ; $fff6 ?
|
||||
.word timerirq ; $fff8 ?
|
||||
.word nmi ; $fffa vblank nmi
|
||||
.word start ; $fffc reset
|
||||
.word irq ; $fffe irq / brk
|
||||
|
||||
; ------------------------------------------------------------------------
|
||||
; character data
|
||||
; ------------------------------------------------------------------------
|
||||
|
||||
.segment "CHARS"
|
||||
|
||||
.include "neschar.inc"
|
||||
|
||||
|
||||
|
||||
@@ -1,172 +0,0 @@
|
||||
;
|
||||
; Ullrich von Bassewitz, 02.06.1998
|
||||
;
|
||||
; Character specification table.
|
||||
;
|
||||
|
||||
; The tables are readonly, put them into the rodata segment
|
||||
|
||||
.rodata
|
||||
|
||||
; The following 256 byte wide table specifies attributes for the isxxx type
|
||||
; of functions. Doing it by a table means some overhead in space, but it
|
||||
; has major advantages:
|
||||
;
|
||||
; * It is fast. If it were'nt for the slow parameter passing of cc65, one
|
||||
; could even define macros for the isxxx functions (this is usually
|
||||
; done on other platforms).
|
||||
;
|
||||
; * It is highly portable. The only unportable part is the table itself,
|
||||
; all real code goes into the common library.
|
||||
;
|
||||
; * We save some code in the isxxx functions.
|
||||
;
|
||||
;
|
||||
; Bit assignments:
|
||||
;
|
||||
; 0 - Lower case char
|
||||
; 1 - Upper case char
|
||||
; 2 - Numeric digit
|
||||
; 3 - Hex digit (both, lower and upper)
|
||||
; 4 - Control character
|
||||
; 5 - The space character itself
|
||||
; 6 - Other whitespace (that is: '\f', '\n', '\r', '\t' and '\v')
|
||||
; 7 - Space or tab character
|
||||
|
||||
.export __ctype
|
||||
|
||||
__ctype:
|
||||
|
||||
.repeat 2 ; 2 times for normal and inverted
|
||||
|
||||
.byte $10 ; 0/00 ___ctrl_@___
|
||||
.byte $10 ; 1/01 ___ctrl_A___
|
||||
.byte $10 ; 2/02 ___ctrl_B___
|
||||
.byte $10 ; 3/03 ___ctrl_C___
|
||||
.byte $10 ; 4/04 ___ctrl_D___
|
||||
.byte $10 ; 5/05 ___ctrl_E___
|
||||
.byte $10 ; 6/06 ___ctrl_F___
|
||||
.byte $10 ; 7/07 ___ctrl_G___
|
||||
.byte $10 ; 8/08 ___ctrl_H___
|
||||
.byte $D0 ; 9/09 ___ctrl_I___
|
||||
.byte $50 ; 10/0a ___ctrl_J___
|
||||
.byte $50 ; 11/0b ___ctrl_K___
|
||||
.byte $50 ; 12/0c ___ctrl_L___
|
||||
.byte $50 ; 13/0d ___ctrl_M___
|
||||
.byte $10 ; 14/0e ___ctrl_N___
|
||||
.byte $10 ; 15/0f ___ctrl_O___
|
||||
.byte $10 ; 16/10 ___ctrl_P___
|
||||
.byte $10 ; 17/11 ___ctrl_Q___
|
||||
.byte $10 ; 18/12 ___ctrl_R___
|
||||
.byte $10 ; 19/13 ___ctrl_S___
|
||||
.byte $10 ; 20/14 ___ctrl_T___
|
||||
.byte $10 ; 21/15 ___ctrl_U___
|
||||
.byte $10 ; 22/16 ___ctrl_V___
|
||||
.byte $10 ; 23/17 ___ctrl_W___
|
||||
.byte $10 ; 24/18 ___ctrl_X___
|
||||
.byte $10 ; 25/19 ___ctrl_Y___
|
||||
.byte $10 ; 26/1a ___ctrl_Z___
|
||||
.byte $10 ; 27/1b ___ctrl_[___
|
||||
.byte $10 ; 28/1c ___ctrl_\___
|
||||
.byte $10 ; 29/1d ___ctrl_]___
|
||||
.byte $10 ; 30/1e ___ctrl_^___
|
||||
.byte $10 ; 31/1f ___ctrl_____
|
||||
.byte $A0 ; 32/20 ___SPACE___
|
||||
.byte $00 ; 33/21 _____!_____
|
||||
.byte $00 ; 34/22 _____"_____
|
||||
.byte $00 ; 35/23 _____#_____
|
||||
.byte $00 ; 36/24 _____$_____
|
||||
.byte $00 ; 37/25 _____%_____
|
||||
.byte $00 ; 38/26 _____&_____
|
||||
.byte $00 ; 39/27 _____'_____
|
||||
.byte $00 ; 40/28 _____(_____
|
||||
.byte $00 ; 41/29 _____)_____
|
||||
.byte $00 ; 42/2a _____*_____
|
||||
.byte $00 ; 43/2b _____+_____
|
||||
.byte $00 ; 44/2c _____,_____
|
||||
.byte $00 ; 45/2d _____-_____
|
||||
.byte $00 ; 46/2e _____._____
|
||||
.byte $00 ; 47/2f _____/_____
|
||||
.byte $0C ; 48/30 _____0_____
|
||||
.byte $0C ; 49/31 _____1_____
|
||||
.byte $0C ; 50/32 _____2_____
|
||||
.byte $0C ; 51/33 _____3_____
|
||||
.byte $0C ; 52/34 _____4_____
|
||||
.byte $0C ; 53/35 _____5_____
|
||||
.byte $0C ; 54/36 _____6_____
|
||||
.byte $0C ; 55/37 _____7_____
|
||||
.byte $0C ; 56/38 _____8_____
|
||||
.byte $0C ; 57/39 _____9_____
|
||||
.byte $00 ; 58/3a _____:_____
|
||||
.byte $00 ; 59/3b _____;_____
|
||||
.byte $00 ; 60/3c _____<_____
|
||||
.byte $00 ; 61/3d _____=_____
|
||||
.byte $00 ; 62/3e _____>_____
|
||||
.byte $00 ; 63/3f _____?_____
|
||||
|
||||
.byte $00 ; 64/40 _____@_____
|
||||
.byte $0A ; 65/41 _____A_____
|
||||
.byte $0A ; 66/42 _____B_____
|
||||
.byte $0A ; 67/43 _____C_____
|
||||
.byte $0A ; 68/44 _____D_____
|
||||
.byte $0A ; 69/45 _____E_____
|
||||
.byte $0A ; 70/46 _____F_____
|
||||
.byte $02 ; 71/47 _____G_____
|
||||
.byte $02 ; 72/48 _____H_____
|
||||
.byte $02 ; 73/49 _____I_____
|
||||
.byte $02 ; 74/4a _____J_____
|
||||
.byte $02 ; 75/4b _____K_____
|
||||
.byte $02 ; 76/4c _____L_____
|
||||
.byte $02 ; 77/4d _____M_____
|
||||
.byte $02 ; 78/4e _____N_____
|
||||
.byte $02 ; 79/4f _____O_____
|
||||
.byte $02 ; 80/50 _____P_____
|
||||
.byte $02 ; 81/51 _____Q_____
|
||||
.byte $02 ; 82/52 _____R_____
|
||||
.byte $02 ; 83/53 _____S_____
|
||||
.byte $02 ; 84/54 _____T_____
|
||||
.byte $02 ; 85/55 _____U_____
|
||||
.byte $02 ; 86/56 _____V_____
|
||||
.byte $02 ; 87/57 _____W_____
|
||||
.byte $02 ; 88/58 _____X_____
|
||||
.byte $02 ; 89/59 _____Y_____
|
||||
.byte $02 ; 90/5a _____Z_____
|
||||
.byte $00 ; 91/5b _____[_____
|
||||
.byte $00 ; 92/5c _____\_____
|
||||
.byte $00 ; 93/5d _____]_____
|
||||
.byte $00 ; 94/5e _____^_____
|
||||
.byte $00 ; 95/5f _UNDERLINE_
|
||||
.byte $00 ; 96/60 ___grave___
|
||||
.byte $09 ; 97/61 _____a_____
|
||||
.byte $09 ; 98/62 _____b_____
|
||||
.byte $09 ; 99/63 _____c_____
|
||||
.byte $09 ; 100/64 _____d_____
|
||||
.byte $09 ; 101/65 _____e_____
|
||||
.byte $09 ; 102/66 _____f_____
|
||||
.byte $01 ; 103/67 _____g_____
|
||||
.byte $01 ; 104/68 _____h_____
|
||||
.byte $01 ; 105/69 _____i_____
|
||||
.byte $01 ; 106/6a _____j_____
|
||||
.byte $01 ; 107/6b _____k_____
|
||||
.byte $01 ; 108/6c _____l_____
|
||||
.byte $01 ; 109/6d _____m_____
|
||||
.byte $01 ; 110/6e _____n_____
|
||||
.byte $01 ; 111/6f _____o_____
|
||||
.byte $01 ; 112/70 _____p_____
|
||||
.byte $01 ; 113/71 _____q_____
|
||||
.byte $01 ; 114/72 _____r_____
|
||||
.byte $01 ; 115/73 _____s_____
|
||||
.byte $01 ; 116/74 _____t_____
|
||||
.byte $01 ; 117/75 _____u_____
|
||||
.byte $01 ; 118/76 _____v_____
|
||||
.byte $01 ; 119/77 _____w_____
|
||||
.byte $01 ; 120/78 _____x_____
|
||||
.byte $01 ; 121/79 _____y_____
|
||||
.byte $01 ; 122/7a _____z_____
|
||||
.byte $00 ; 123/7b _____{_____
|
||||
.byte $00 ; 124/7c _____|_____
|
||||
.byte $00 ; 125/7d _____}_____
|
||||
.byte $00 ; 126/7e _____~_____
|
||||
.byte $40 ; 127/7f ____DEL____
|
||||
|
||||
.endrepeat
|
||||
@@ -6,15 +6,14 @@
|
||||
;
|
||||
|
||||
.export _cvlinexy, _cvline
|
||||
.import popa, _gotoxy, putchar, newline
|
||||
.import gotoxy, putchar, newline
|
||||
.importzp tmp1
|
||||
|
||||
.include "nes.inc"
|
||||
|
||||
_cvlinexy:
|
||||
pha ; Save the length
|
||||
jsr popa ; Get y
|
||||
jsr _gotoxy ; Call this one, will pop params
|
||||
jsr gotoxy ; Call this one, will pop params
|
||||
pla ; Restore the length and run into _cvline
|
||||
|
||||
_cvline:
|
||||
|
||||
@@ -4,21 +4,19 @@
|
||||
; void gotoxy (unsigned char x, unsigned char y);
|
||||
;
|
||||
|
||||
.export _gotoxy
|
||||
.export gotoxy, _gotoxy
|
||||
.import setcursor
|
||||
.import popa
|
||||
|
||||
.include "nes.inc"
|
||||
|
||||
.proc _gotoxy
|
||||
gotoxy:
|
||||
jsr popa ; Get Y
|
||||
|
||||
_gotoxy:
|
||||
sta CURS_Y ; Set Y
|
||||
jsr popa ; Get X
|
||||
sta CURS_X ; Set X
|
||||
tay
|
||||
ldx CURS_Y
|
||||
jmp setcursor ; Set the cursor position
|
||||
|
||||
.endproc
|
||||
|
||||
|
||||
|
||||
@@ -19,4 +19,4 @@
|
||||
.endproc
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -6,7 +6,7 @@
|
||||
|
||||
; ------------------------------------------------------------------------
|
||||
|
||||
.segment "INIT"
|
||||
.segment "ONCE"
|
||||
|
||||
initirq:
|
||||
rts
|
||||
|
||||
@@ -29,24 +29,12 @@
|
||||
|
||||
.addr $0000
|
||||
|
||||
; Button state masks (8 values)
|
||||
|
||||
.byte $10 ; JOY_UP
|
||||
.byte $20 ; JOY_DOWN
|
||||
.byte $40 ; JOY_LEFT
|
||||
.byte $80 ; JOY_RIGHT
|
||||
.byte $01 ; JOY_FIRE (A)
|
||||
.byte $02 ; JOY_FIRE2 (B)
|
||||
.byte $04 ; (Select)
|
||||
.byte $08 ; (Start)
|
||||
|
||||
; Jump table.
|
||||
|
||||
.addr INSTALL
|
||||
.addr UNINSTALL
|
||||
.addr COUNT
|
||||
.addr READJOY
|
||||
.addr 0 ; IRQ entry unused
|
||||
|
||||
; ------------------------------------------------------------------------
|
||||
; Constants
|
||||
|
||||
@@ -1,13 +0,0 @@
|
||||
;
|
||||
; Name of the standard joystick driver
|
||||
;
|
||||
; Oliver Schmidt, 2012-11-01
|
||||
;
|
||||
; const char joy_stddrv[];
|
||||
;
|
||||
|
||||
.export _joy_stddrv
|
||||
|
||||
.rodata
|
||||
|
||||
_joy_stddrv: .asciiz "nes-stdjoy.joy"
|
||||
@@ -10,10 +10,10 @@
|
||||
|
||||
|
||||
;---------------------------------------------------------------------------
|
||||
; Get possible command-line arguments. Goes into the special INIT segment,
|
||||
; Get possible command-line arguments. Goes into the special ONCE segment,
|
||||
; which may be reused after the startup code is run
|
||||
|
||||
.segment "INIT"
|
||||
.segment "ONCE"
|
||||
|
||||
.proc initmainargs
|
||||
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
@@ -68,6 +68,8 @@
|
||||
|
||||
;-----------------------------------------------------------------------------
|
||||
|
||||
.segment "ONCE"
|
||||
|
||||
.proc ppuinit
|
||||
|
||||
lda #%10101000
|
||||
@@ -104,7 +106,6 @@
|
||||
|
||||
.endproc
|
||||
|
||||
|
||||
;-----------------------------------------------------------------------------
|
||||
|
||||
.proc paletteinit
|
||||
@@ -126,7 +127,7 @@
|
||||
bne @loop
|
||||
|
||||
rts
|
||||
|
||||
|
||||
.endproc
|
||||
|
||||
;-----------------------------------------------------------------------------
|
||||
@@ -136,7 +137,7 @@
|
||||
paldata:
|
||||
.repeat 2
|
||||
.byte $0f ; 0 black
|
||||
.byte $14 ; 4 violett
|
||||
.byte $14 ; 4 violet
|
||||
.byte $3b ; 3 cyan
|
||||
.byte $3d ; 1 white
|
||||
|
||||
|
||||
@@ -101,7 +101,7 @@
|
||||
@end: stx ringread
|
||||
sty ringcount
|
||||
|
||||
rts
|
||||
rts
|
||||
|
||||
.endproc
|
||||
|
||||
|
||||
@@ -35,5 +35,5 @@ utsdata:
|
||||
; machine
|
||||
.asciiz "NES"
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
@@ -60,7 +60,6 @@ yres: .word 56 ; Max Y resolution
|
||||
.addr BAR
|
||||
.addr TEXTSTYLE
|
||||
.addr OUTTEXT
|
||||
.addr 0 ; IRQ entry is unused
|
||||
|
||||
; ------------------------------------------------------------------------
|
||||
; Data.
|
||||
@@ -80,12 +79,6 @@ TEMP2 = tmp4
|
||||
TEMP3 = sreg
|
||||
TEMP4 = sreg+1
|
||||
|
||||
; Line routine stuff (must be on zpage)
|
||||
PB = ptr3 ; (2) LINE
|
||||
UB = ptr4 ; (2) LINE
|
||||
ERR = regsave ; (2) LINE
|
||||
NX = regsave+2 ; (2) LINE
|
||||
|
||||
; Absolute variables used in the code
|
||||
|
||||
.bss
|
||||
@@ -96,17 +89,6 @@ ERROR: .res 1 ; Error code
|
||||
COLOR: .res 1 ; Current color
|
||||
PALETTE: .res 2 ; The current palette
|
||||
|
||||
; Line routine stuff
|
||||
|
||||
OGora:
|
||||
COUNT: .res 2
|
||||
OUkos:
|
||||
NY: .res 2
|
||||
Y3:
|
||||
DX: .res 1
|
||||
DY: .res 1
|
||||
AY: .res 1
|
||||
|
||||
; Constants and tables
|
||||
|
||||
.rodata
|
||||
@@ -243,6 +225,7 @@ SETCOLOR:
|
||||
;
|
||||
|
||||
SETVIEWPAGE:
|
||||
; rts
|
||||
|
||||
; ------------------------------------------------------------------------
|
||||
; SETDRAWPAGE: Set the drawable page. Called with the new page in A (0..n).
|
||||
|
||||
@@ -1,8 +0,0 @@
|
||||
;
|
||||
; Target-specific black & white values for use by the target-shared TGI kernel
|
||||
;
|
||||
|
||||
.include "tgi-kernel.inc"
|
||||
|
||||
.export tgi_color_black:zp = $00
|
||||
.export tgi_color_white:zp = $01
|
||||
@@ -1,18 +0,0 @@
|
||||
;
|
||||
; Written by Groepaz/Hitmen <groepaz@gmx.net>
|
||||
; Cleanup by Ullrich von Bassewitz <uz@cc65.org>
|
||||
;
|
||||
; void waitvblank(void);
|
||||
;
|
||||
|
||||
.export _waitvblank
|
||||
|
||||
.include "nes.inc"
|
||||
|
||||
.proc _waitvblank
|
||||
|
||||
wait: lda PPU_STATUS
|
||||
bpl wait
|
||||
rts
|
||||
|
||||
.endproc
|
||||
18
libsrc/nes/waitvsync.s
Normal file
18
libsrc/nes/waitvsync.s
Normal file
@@ -0,0 +1,18 @@
|
||||
;
|
||||
; Written by Groepaz <groepaz@gmx.net>
|
||||
; Cleanup by Ullrich von Bassewitz <uz@cc65.org>
|
||||
;
|
||||
; void waitvsync(void);
|
||||
;
|
||||
|
||||
.export _waitvsync
|
||||
|
||||
.include "nes.inc"
|
||||
|
||||
.proc _waitvsync
|
||||
|
||||
wait: bit PPU_STATUS
|
||||
bpl wait
|
||||
rts
|
||||
|
||||
.endproc
|
||||
Reference in New Issue
Block a user