CINT adjustments for 'Operacja Proboszcz' game
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FeralChild64 committed
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2009702011
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@@ -137,7 +137,7 @@ NOTE: Even the 'DONE' routines won't support features described as missing in on
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| `$FFDB` | | `SETTIM` | DONE | |
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| `$FFDB` | | `SETTIM` | DONE | |
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| `$FFDE` | | `RDTIM` | DONE | |
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| `$FFDE` | | `RDTIM` | DONE | |
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| `$FFE1` | `$F6ED` | `STOP` | DONE | |
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| `$FFE1` | `$F6ED` | `STOP` | DONE | |
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| `$FFE4` | `$F13E` | `GETIN` | PARTIAL | only keyaboard supported |
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| `$FFE4` | `$F13E` | `GETIN` | PARTIAL | only keyboard supported |
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| `$FFE7` | `$F32F` | `CLALL` | DONE | |
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| `$FFE7` | `$F32F` | `CLALL` | DONE | |
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| `$FFEA` | | `UDTIM` | DONE | |
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| `$FFEA` | | `UDTIM` | DONE | |
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| `$FFED` | | `SCREEN` | DONE | |
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| `$FFED` | | `SCREEN` | DONE | |
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@@ -155,26 +155,27 @@ Not all of them - only these we want to have implemented.
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<br />
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<br />
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| Address | Name | Status | Remarks |
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| Address | Name | Status | Remarks |
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| :-------: | :------------------ | :------: | :------------------------------------------------: |
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| :-------: | :--------------------------- | :------: | :------------------------------------------------: |
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| `$E544` | clear screen | DONE | |
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| `$E51B` | init screen keyboard, no VIC | PARTIAL | not sure if correct |
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| `$E50C` | set cursor position | PARTIAL | |
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| `$E544` | clear screen | DONE | |
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| `$E566` | home cursor | NOT DONE | |
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| `$E50C` | set cursor position | PARTIAL | |
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| `$E5A0` | setup VIC II & IO | DONE | |
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| `$E566` | home cursor | NOT DONE | |
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| `$E6B6` | advance cursor | NOT DONE | |
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| `$E5A0` | setup VIC II & IO | DONE | |
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| `$E701` | previous line | NOT DONE | |
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| `$E6B6` | advance cursor | NOT DONE | |
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| `$E8EA` | scroll line | NOT DONE | |
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| `$E701` | previous line | NOT DONE | |
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| `$E9FF` | clear line | NOT DONE | |
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| `$E8EA` | scroll line | NOT DONE | |
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| `$EA31` | default IRQ | PARTIAL | |
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| `$E9FF` | clear line | NOT DONE | |
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| `$EA7E` | ack CIA1 + below | DONE | |
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| `$EA31` | default IRQ | PARTIAL | |
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| `$EA81` | ret from IRQ/NMI | DONE | |
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| `$EA7E` | ack CIA1 + below | DONE | |
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| `$F142` | get key from buffer | DONE | |
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| `$EA81` | ret from IRQ/NMI | DONE | |
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| `$FD30` | default vectors | DONE | |
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| `$F142` | get key from buffer | DONE | |
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| `$FD90` | (unknown) | NOT DONE | |
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| `$FD30` | default vectors | DONE | |
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| `$FD90` | (unknown) | NOT DONE | |
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| `$FD90` | (unknown) | NOT DONE | |
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| `$FE2D` | memtop set part | DONE | |
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| `$FD90` | (unknown) | NOT DONE | |
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| `$FE47` | default NMI | PARTIAL | |
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| `$FE2D` | memtop set part | DONE | |
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| `$FE66` | default BRK | DONE | |
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| `$FE47` | default NMI | PARTIAL | |
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| `$FF80` | revision byte | DONE | |
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| `$FE66` | default BRK | DONE | |
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| `$FF80` | revision byte | DONE | |
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<br />
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<br />
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@@ -1,15 +1,15 @@
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//
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//
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// Official Kernal routine, described in:
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// It seems this is a part CINT which initializes screen and keyboard, but does not
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// reset VIC-II. See here: https://csdb.dk/forums/index.php?roomid=11&topicid=17048&firstpost=22
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//
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//
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// For more details see:
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// - [RG64] C64 Programmer's Reference Guide - page 280
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// - [RG64] C64 Programmer's Reference Guide - page 280
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// - [CM64] Compute's Mapping the Commodore 64 - page 242
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// - [CM64] Compute's Mapping the Commodore 64 - page 242
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//
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// CPU registers that has to be preserved (see [RG64]): none
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//
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cint_screen_keyboard_real:
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cint_real:
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// XXX check what really is performed here
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// According to [CM64], this routine checks for PAL/NTSC. It's definitely not done
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// According to [CM64], this routine checks for PAL/NTSC. It's definitely not done
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// within the 'BRK' part, this can be easily checked - POKE something
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// within the 'BRK' part, this can be easily checked - POKE something
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@@ -116,9 +116,6 @@ cint_brk: // entry for BRK and STOP+RESTORE - XXX, where should it start?
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ldx #$00
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ldx #$00
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stx MODE
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stx MODE
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// Setup video and I/O
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jsr setup_vicii
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// Fallthrough/jump to screen clear routine (Compute's Mapping the 64 p215)
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// Fallthrough/jump to screen clear routine (Compute's Mapping the 64 p215)
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jmp clear_screen
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jmp clear_screen
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@@ -0,0 +1,6 @@
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// Routine too long to fit here
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cint_screen_keyboard:
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jmp cint_screen_keyboard_real
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@@ -0,0 +1,2 @@
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Game 'Operacja Proboszcz' explicitly calls this location.
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@@ -1,6 +0,0 @@
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// Our implementation is longer than the original one,
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// placing it here would cause a collision with OPEN
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CINT:
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jmp cint_real
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@@ -0,0 +1,16 @@
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//
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// Official Kernal routine, described in:
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//
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// - [RG64] C64 Programmer's Reference Guide - page 280
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// - [CM64] Compute's Mapping the Commodore 64 - page 242
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//
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// CPU registers that has to be preserved (see [RG64]): none
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//
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CINT:
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// Setup video and I/O
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jsr setup_vicii
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jmp cint_screen_keyboard
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@@ -12,6 +12,7 @@ default_brk_handler:
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jsr JRESTOR
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jsr JRESTOR
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jsr JIOINIT
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jsr JIOINIT
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jsr setup_vicii // XXX should probably be a part of cint_brk
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jsr cint_brk
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jsr cint_brk
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cli
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cli
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