starred/scorch_src
1
0
Fork 0
mirror of https://github.com/pkali/scorch_src.git synced 2026-05-21 21:35:16 +02:00
Code Issues 37 Packages Projects Releases 10 Wiki Activity

WIP: 5200 runs on a800 (fire to skip menu)

Browse Source
This commit is contained in:
pkali
2022-09-26 11:37:42 -04:00
parent 174dbe0bed
commit 95303380e7
7 changed files with 77 additions and 70 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/5200SYS.ASM
+5 -6
View File
@@ -11,8 +11,8 @@ POKMSK = $00 ;pokmsk at $00 on Atari 5200 instead of $10 on Atari
RTCLOK = $01 ;Actually $01/$02
CRITIC = $03
ATRACT = $04 ;attact at $04 on Atari 5200 instead of $4D on Atari XL
DLPTRS = $05 ;sdlstl at $05/$06 on Atari 5200 instead of $230 on Atari XL
DMACTLS = $07 ;sdmactl at $07 on Atari 5200 instead of $22f on Atari XL
DLPTRS = $05 ;DLPTRS at $05/$06 on Atari 5200 instead of $230 on Atari XL
DMACTLS = $07 ;DMACTLS at $07 on Atari 5200 instead of $22f on Atari XL
SSKCTL = skctl ;There is no shadow on Atari 5200
PCOLR0 EQU $08 ;P0 COLOR
PCOLR1 EQU $09 ;P1 COLOR
@@ -34,7 +34,9 @@ PADDL6 EQU $17
PADDL7 EQU $18
STICK0 = $19 ;There is no stick0 but we will make the analog stick look like a digital one and store it here
STRIG0 = $1a ;There is no strig0 but we will make this the shadow of the TRIG0 ($c010) of GTIA
chbas = $1b ;There is no strig0 but we will make this the shadow of the CHBASE
chbas = $1b ;There is no CHBAS but we will make this the shadow of the CHBASE
CONSOL = $1c ;There are no console keys on Atari 5200, so we replace console h/w reads with a new shadow based on the keypad keys
consol_reset = $07;The constant value representing that no consol key is pressed
; PAGE 2
VIMIRQ EQU $0200 ;IMMED IRQ VECTOR
@@ -57,9 +59,6 @@ ROM_SETTINGS = $bfe8 ; game ROM info start (24 bytes total, 20b title, 2b year,
; HARDWARE REGISTERS
; GTIA
CONSOL = $280 ;There are no console keys on Atari 5200, so we replace console h/w reads with a new shadow based on the keypad keys
consol_reset = $07 ;The constant value representing that no consol key is pressed
; ---------------------------------------------------------------------------
POKEY EQU $EB00
; ---------------------------------------------------------------------------