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https://github.com/peterferrie/prorwts2.git
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support multiple SmartPort devices
This commit is contained in:
Peter Ferrie
parent
a68bf4ca4c
commit
2aecb2eca2
80
PRORWTS2.S
80
PRORWTS2.S
@ -456,6 +456,7 @@ not_floppy
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;but the virtual slot behaviour differs slightly from regular ProDOS
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;so we scan for the SmartPort interface in all cases
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iterdevice
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- dex
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stx scratchhi
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ldy #0
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@ -590,7 +591,10 @@ slot ldx $cfff
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sta hackstar
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iterunit inc unrunit2
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jsr unrentrysei
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bne +
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ldx slot + 2
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jmp iterdevice
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+ jsr unrentrysei
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+ ldy #$10
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- lda readbuff + 3, y
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@ -608,8 +612,8 @@ iterunit inc unrunit2
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bankram
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!if load_banked = 1 {
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lda LCBANK2 - ((lc_bank - 1) * 8)
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lda LCBANK2 - ((lc_bank - 1) * 8)
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lda LCBANK2 - ((lc_bank - 1) * 8) - (rwts_mode * 2)
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lda LCBANK2 - ((lc_bank - 1) * 8) - (rwts_mode * 2)
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} ;load_banked = 1
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!if enable_floppy = 1 {
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ldx #>unrelocdsk
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@ -1474,9 +1478,6 @@ rdwrloop
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!if aligned_read = 0 {
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php
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} ;aligned_read = 0
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lda #>dirbuf
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sta adrhi
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sty adrlo
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;fetch tree data block and read it
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@ -1511,6 +1512,8 @@ noteof1
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} ;detect_treof = 1
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!if fast_trees = 0 {
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lda #>dirbuf
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sta adrhi
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jsr seekrd
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} else { ;fast_trees = 1
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jsr readdirsel
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@ -1562,16 +1565,8 @@ noteof2
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!if allow_sparse = 1 {
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pha
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ora dirbuf, y
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tay
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pla
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dey
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iny ;don't affect carry
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} ;allow_sparse = 1
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!if aligned_read = 0 {
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php
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} ;aligned_read = 0
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!if allow_sparse = 1 {
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beq issparse
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pla
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} ;allow_sparse = 1
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!if (aligned_read and (enable_write or enable_seek)) = 1 {
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ldy reqcmd
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@ -1579,15 +1574,20 @@ noteof2
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beq +
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} ;enable_seek = 1
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} ;aligned_read = 1 and (enable_write = 1 or enable_seek = 1)
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!if aligned_read = 0 {
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php
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} ;aligned_read = 0
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!if enable_write = 1 {
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jsr seekrdwr
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} else { ;enable_write = 0
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jsr seekrd
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} ;enable_write = 1
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!if aligned_read = 0 {
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plp
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} ;aligned_read = 0
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resparse
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!if aligned_read = 0 {
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plp
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+ bcc +
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!if bounds_check = 1 {
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dec blefthi
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@ -1615,7 +1615,7 @@ setaux sta CLRAUXRD, x
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rts
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!if allow_sparse = 1 {
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issparse
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issparse pla
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- sta (adrlo), y
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iny
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bne -
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@ -3013,8 +3013,10 @@ hddrdwrloop
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!if read_scrn = 1 {
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clv
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bcc redirect
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!if (enable_write + enable_seek) > 0 {
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txa
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beq +
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} ;enable_write = 1 or enable_seek = 1
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ldy ldrhi
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cpy #8
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bcs +
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@ -3023,9 +3025,9 @@ hddrdwrloop
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pha
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lda sizelo
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pha
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txa
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dex
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stx sizelo
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lda #0
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sta sizelo
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lda #1
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redirect
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} else { ;read_scrn = 0
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@ -3082,9 +3084,6 @@ redirect
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!if aligned_read = 0 {
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php
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} ;aligned_read = 0
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lda #>hdddirbuf
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sta adrhi
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sty adrlo
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} else { ;rwts_mode = 1
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!if fast_subindex = 0 {
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;read whenever block index changes
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@ -3191,6 +3190,8 @@ hddnoteof1
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} ;detect_treof = 1
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!if fast_trees = 0 {
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lda #>hdddirbuf
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sta adrhi
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jsr hddseekrd
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} else { ;fast_trees = 1
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jsr hddreaddirsel
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@ -3289,34 +3290,27 @@ hddnoteof2
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!if write_sparse = 1 {
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sta sparseblk
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} ;write_sparse = 1
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!if (rwts_mode + enable_write) > 1 {
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cmp #1
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} else { ;rwts_mode = 0 or enable_write = 0
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tay
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} ;rwts_mode = 1 and enable_write = 1
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pla
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!if rwts_mode = 0 {
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dey
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iny ;don't affect carry
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} else { ;rwts_mode = 1
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!if rwts_mode = 1 {
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!if enable_write = 1 {
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cmp #1
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pla
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ldy reqcmd
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bcs hddseekrdwr
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savebyte
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tay
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} else { ;enable_write = 0
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tay
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pla
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dey
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iny ;don't affect carry
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bne hddseekrd
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} ;enable_write = 1
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} ;rwts_mode = 0
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} ;rwts_mode = 1
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} ;allow_sparse = 0
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!if rwts_mode = 0 {
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!if aligned_read = 0 {
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php
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} ;aligned_read = 0
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!if allow_sparse = 1 {
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beq hddissparse
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pla
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} ;allow_sparse = 1
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!if (aligned_read and (enable_write or enable_seek)) = 1 {
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ldy reqcmd
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@ -3324,15 +3318,20 @@ savebyte
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beq +
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} ;enable_seek = 1
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} ;aligned_read = 1 and (enable_write = 1 or enable_seek = 1)
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!if aligned_read = 0 {
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php
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} ;aligned_read = 0
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!if enable_write = 1 {
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jsr hddseekrdwr
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} else { ;enable_write = 0
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jsr hddseekrd
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} ;enable_write = 1
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!if aligned_read = 0 {
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plp
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} ;aligned_read = 0
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hddresparse
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!if aligned_read = 0 {
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plp
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+ bcc +
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} ;aligned_read = 0
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inc adrhi
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@ -3362,6 +3361,9 @@ hddsetaux sta CLRAUXRD, x
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!if allow_sparse = 1 {
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hddissparse
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!if rwts_mode = 0 {
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pla
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} ;rwts_mode = 0
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- sta (adrlo), y
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inc adrhi
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sta (adrlo), y
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@ -3759,7 +3761,7 @@ hdddataend
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} ;reloc
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!if verbose_info = 1 {
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!warn "floppy code: ", reloc, "-", codeend - 1
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!warn "floppy data: ", codeend, "-", dataend - 1
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!warn "floppy data: ", bit2tbl, "-", dataend - 1
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!warn "floppy dirbuf: ", dirbuf, "-", dirbuf + $1ff
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!if aligned_read = 0 {
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!warn "floppy encbuf: ", encbuf, "-", encbuf + $1ff
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