chores: Added BIOS vars table.

Closes #100
Fubukimaru · Nov 4, 2023 · 37a0892 · 37a0892
1 parent 2775e57
commit 37a0892
Showing 1 changed file with 150 additions and 3 deletions.
diff --git a/doc/asmsx.md b/doc/asmsx.md
@@ -524,9 +524,156 @@ specified in the MSX, MSX2, MSX2+ and Turbo-R standards. The usual names are
 used in upper case. Can be found in asMSX code at the function `msx_bios()` in
 `dura.y`.
 
-`.BIOSVARS` Predefined system variables. List can be found in
-[Grauw's listing](http:https://map.grauw.nl/resources/msxsystemvars.php) or in asMSX
-code at the function `msx_bios_vars()` in `dura.y`.
+`.BIOSVARS` Predefined system variables. The list of variables is the following:
+
+| Name | Address |
+| :--- | ---: |
+| CGTABL | $0004 |
+| VDP_DR | $0006 |
+| VDP_DW | $0007 |
+| MSXID1 | $002b |
+| MSXID2 | $002c |
+| MSXID3 | $002d |
+| RDPRIM | $f380 |
+| WRPRIM | $f385 |
+| CLPRIM | $f38c |
+| LINL40 | $f3ae |
+| LINL32 | $f3af |
+| LINLEN | $f3b0 |
+| CRTCNT | $f3b1 |
+| CLMLST | $f3b2 |
+| TXTNAM | $f3b3 |
+| TXTCOL | $f3b5 |
+| TXTCGP | $f3b7 |
+| TXTATR | $f3b9 |
+| TXTPAT | $f3bb |
+| T32NAM | $f3bd |
+| T32COL | $f3bf |
+| T32CGP | $f3c1 |
+| T32ATR | $f3c3 |
+| T32PAT | $f3c5 |
+| GRPNAM | $f3c7 |
+| GRPCOL | $f3c9 |
+| GRPCGP | $f3cb |
+| GRPATR | $f3cd |
+| GRPPAT | $f3cf |
+| MLTNAM | $f3d1 |
+| MLTCOL | $f3d3 |
+| MLTCGP | $f3d5 |
+| MLTATR | $f3d7 |
+| MLTPAT | $f3d9 |
+| CLIKSW | $f3db |
+| CSRY | $f3dc |
+| CSRX | $f3dd |
+| CNSDFG | $f3de |
+| RG0SAV | $f3df |
+| RG1SAV | $f3e0 |
+| RG2SAV | $f3e1 |
+| RG3SAV | $f3e2 |
+| RG4SAV | $f3e3 |
+| RG5SAV | $f3e4 |
+| RG6SAV | $f3e5 |
+| RG7SAV | $f3e6 |
+| STATFL | $f3e7 |
+| TRGFLG | $f3e8 |
+| FORCLR | $f3e9 |
+| BAKCLR | $f3ea |
+| BDRCLR | $f3eb |
+| MAXUPD | $f3ec |
+| MINUPD | $f3ef |
+| ATRBYT | $f3f2 |
+| QUEUES | $f3f3 |
+| FRCNEW | $f3f5 |
+| SCNCNT | $f3f6 |
+| REPCNT | $f3f7 |
+| PUTPNT | $f3f8 |
+| GETPNT | $f3fa |
+| CS120 | $f3fc |
+| CS240 | $f401 |
+| LOW | $f406 |
+| HIGH | $f408 |
+| HEADER | $f40a |
+| ASPCT1 | $f40b |
+| ASPCT2 | $f40d |
+| ENDPRG | $f40f |
+| ERRFLG | $f414 |
+| LPTPOS | $f415 |
+| PRTFLG | $f416 |
+| NTMSXP | $f417 |
+| RAWPRT | $f418 |
+| VLZADR | $f419 |
+| VLZDAT | $f41b |
+| CURLIN | $f41c |
+| EXBRSA | $faf8 |
+| PRSCNT | $fb35 |
+| SAVSP | $fb36 |
+| VOICEN | $fb38 |
+| SAVVOL | $fb39 |
+| MCLLEN | $fb3b |
+| MCLPTR | $fb3c |
+| QUEUEN | $fb3e |
+| MUSICF | $fb3f |
+| PLYCNT | $fb40 |
+| VCBA | $fb41 |
+| VCBB | $fb66 |
+| VCBC | $fb8b |
+| ENSTOP | $fbb0 |
+| BASROM | $fbb1 |
+| LINTTB | $fbb2 |
+| FSTPOS | $fbca |
+| CODSAV | $fbcc |
+| FNKSWI | $fbcd |
+| FNKFLG | $fbce |
+| ONGSBF | $fbd8 |
+| CLIKFL | $fbd9 |
+| OLDKEY | $fbda |
+| NEWKEY | $fbe5 |
+| KEYBUF | $fbf0 |
+| BUFEND | $fc18 |
+| LINWRK | $fc18 |
+| PATWRK | $fc40 |
+| BOTTOM | $fc48 |
+| HIMEM | $fc4a |
+| TRPTBL | $fc4c |
+| RTYCNT | $fc9a |
+| INTFLG | $fc9b |
+| PADY | $fc9c |
+| PADX | $fc9d |
+| JIFFY | $fc9e |
+| INTVAL | $fca0 |
+| INTCNT | $fca2 |
+| LOWLIM | $fca4 |
+| WINWID | $fca5 |
+| GRPHED | $fca6 |
+| ESCCNT | $fca7 |
+| INSFLG | $fca8 |
+| CSRSW | $fca9 |
+| CSTYLE | $fcaa |
+| CAPST | $fcab |
+| KANAST | $fcac |
+| KANAMD | $fcad |
+| FLBMEM | $fcae |
+| SCRMOD | $fcaf |
+| OLDSCR | $fcb0 |
+| CASPRV | $fcb1 |
+| BRDATR | $fcb2 |
+| GXPOS | $fcb3 |
+| GYPOS | $fcb5 |
+| GRPACX | $fcb7 |
+| GRPACY | $fcb9 |
+| DRWFLG | $fcbb |
+| DRWSCL | $fcbc |
+| DRWANG | $fcbd |
+| RUNBNF | $fcbe |
+| SAVENT | $fcbf |
+| EXPTBL | $fcc1 |
+| SLTTBL | $fcc5 |
+| SLTATR | $fcc9 |
+| SLTWRK | $fd09 |
+| PROCNM | $fd89 |
+| DEVICE | $fd99 |
+
+More information can be found in [Grauw's listing](http:https://map.grauw.nl/resources/msxsystemvars.php).
 
 `.ROM` Indicates that a ROM header should be generated. It is important to use
 .PAGE directive first to define start address. .START directive can be used to