Apple-2-SW/A2osX
1
0
Fork 0
mirror of https://github.com/A2osX/A2osX.git synced 2024-11-22 16:31:07 +00:00
Code Issues Projects Releases Wiki Activity

Kernel version 0.9 : Scan only 128 pages, fix the detection problem on real RW III?

Browse Source
This commit is contained in:
Rémy GIBERT 2017-02-18 23:23:00 +01:00
parent 1cfa4f8122
commit 49251c4cdf
3 changed files with 20 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

BIN
A2OSX.BOOT.po
View File

Binary file not shown.

BIN
A2OSX.SRC.po
View File

Binary file not shown.

38
SYS/KM.RAMWORKS.S.txt
View File

@ -12,10 +12,18 @@ AUTO 6
.INB /A2OSX.DEV/INC/IO.I
.INB /A2OSX.DEV/INC/MONITOR.I
.INB /A2OSX.DEV/INC/PRODOS.I
.INB /A2OSX.DEV/INC/MLI.ERR.I
*--------------------------------------
TmpPtr1 .EQ $0
TmpPtr2 .EQ $2
*--------------------------------------
RW.SAVEZP0 .EQ $800
RW.SAVEZP1 .EQ $900
*--------------------------------------
RW.BLOCK .EQ $A00
*--------------------------------------
* A2OSX.SYSTEM relocated at $1000 !!!
*--------------------------------------
RWBankSelect .EQ $C073
*--------------------------------------
RW.Init >LDAXI RW.MSG
@ -86,15 +94,17 @@ RW.Detect2 php
sta SETALTZP
ldx #0 start detection at page $00
.1 stx RWBankSelect
lda 0
sta RW.SAVEZP0,x save Bank 0 $0000 to prevent ALTZP trash
lda 1
sta RW.SAVEZP1,x
inx
bne .1
bpl .1
lda #0
.2 sta RWBankSelect
*--------------------------------------
@ -111,9 +121,10 @@ RW.Detect2 php
sta 1
eor #$FF
inc
bne .2
bpl .2
ldx #0
.3 txa
sta RWBankSelect
@ -131,11 +142,13 @@ RW.Detect2 php
eor #$FF
cmp 1
bne .4
inx
bne .3
dex we reached 0,last detected page was 255
.4 ldy #255 X = detected page count
inx
bpl .3
dex we reached 128,last detected page was 127
.4 ldy #127 X = detected page count
.6 sty RWBankSelect
@ -144,14 +157,7 @@ RW.Detect2 php
lda RW.SAVEZP1,y
sta 1
dey
bne .6
stz RWBankSelect
lda RW.SAVEZP0 Don't forget to restore Bank 0
sta 0
lda RW.SAVEZP1
sta 1
bpl .6
txa
@ -359,8 +365,6 @@ RW.MLIWRITEBLOCK.BLK
RW.PGCNT .BS 1
RW.FBITMAPCNT .BS 1
RW.BITMAPCNT .BS 1
RW.SAVEZP0 .BS 256
RW.SAVEZP1 .BS 256
*--------------------------------------
RW.BLOCK2 .DA 0 pointer to previous block
.DA 3 pointer to next block
@ -374,8 +378,6 @@ RW.BLOCK2.CT .BS 4 Creation time
.DA 4 bitmap pointer (Block 2&3 are Volume directory)
RW.BLOCK2.TB .BS 2 Total Blocks
RW.BLOCK2.END .EQ *
*--------------------------------------
RW.BLOCK .BS 512
*--------------------------------------
.INB X.PRINTF.S
*--------------------------------------