mirror of
https://github.com/dschmenk/PLASMA.git
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Working /// bytecode in ext address
This commit is contained in:
David Schmenk
parent
b73cbbe358
commit
79b22795b5
@ -17,9 +17,14 @@ predef memset, memcpy, xmemcpy
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predef uword_isgt, uword_isge, uword_islt, uword_isle
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predef execmod
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;
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; Exported Machine ID.
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;
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byte machid = $08 ; Apple 1 (NA in ProDOS Tech Ref)
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;
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; Standard Library exported functions.
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;
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byte stdlibstr[] = "STDLIB"
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byte machidstr[] = "MACHID"
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byte clsstr[] = "CLS"
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byte gotoxystr[] = "GOTOXY"
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byte viewstr[] = "VIEWPORT"
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@ -59,6 +64,7 @@ word = @uisgestr, @uword_isge
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word = @uisltstr, @uword_islt
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word = @uislestr, @uword_isle
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word = @execstr, @execmod
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word = @machidstr, @machid
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word = 0
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word stdlibsym = @exports
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;
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@ -26,13 +26,14 @@ const resxhgr2 = $0020
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predef home, gotoxy, viewport, crout, cout, prstr, cin, rdstr
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predef syscall, romcall
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predef markheap, allocheap, allocalignheap, releaseheap, availheap
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predef memset, memcpy, xmemcpy, memxcpy
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predef memset, memcpy
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predef uword_isgt, uword_isge, uword_islt, uword_isle
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predef execmod
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;
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; Standard Library exported functions.
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;
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byte stdlibstr[] = "STDLIB"
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byte machidstr[] = "MACHID"
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byte clsstr[] = "CLS"
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byte gotoxystr[] = "GOTOXY"
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byte viewstr[] = "VIEWPORT"
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@ -49,7 +50,6 @@ byte hprelstr[] = "HEAPRELEASE"
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byte hpavailstr[] = "HEAPAVAIL"
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byte memsetstr[] = "MEMSET"
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byte memcpystr[] = "MEMCPY"
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byte memxcpystr[] = "MEMXCPY"
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byte uisgtstr[] = "ISUGT"
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byte uisgestr[] = "ISUGE"
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byte uisltstr[] = "ISULT"
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@ -70,12 +70,12 @@ word = @hpalignstr,@allocalignheap
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word = @hprelstr, @releaseheap
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word = @memsetstr, @memset
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word = @memcpystr, @memcpy
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word = @memxcpystr, @memxcpy
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word = @uisgtstr, @uword_isgt
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word = @uisgestr, @uword_isge
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word = @uisltstr, @uword_islt
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word = @uislestr, @uword_isle
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word = @execstr, @execmod
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word = @machidstr, MACHID
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word = 0
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word stdlibsym = @exports
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;
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@ -87,7 +87,7 @@ DSTX = XPAGE+DSTH
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SEGREQ !BYTE 4
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!WORD $2001
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!WORD $9F01
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!BYTE $11
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!BYTE $10
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!BYTE $00
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PRHEX PHA
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LSR
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107
src/soscmd.pla
107
src/soscmd.pla
@ -28,13 +28,18 @@ const O_READ_WRITE = 3
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predef home, gotoxy, viewport, crout, cout, prstr, cin, rdstr
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predef syscall, romcall
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predef markheap, allocheap, allocalignheap, releaseheap, availheap
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predef memset, memcpy, xmemcpy, memxcpy
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predef memset, memcpy
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predef uword_isgt, uword_isge, uword_islt, uword_isle
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predef execmod
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;
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; Exported Machine ID.
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;
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byte machid = $F2 ; Apple ///, 80 columns
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;
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; Standard Library exported functions.
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;
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byte stdlibstr[] = "STDLIB"
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byte machidstr[] = "MACHID"
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byte clsstr[] = "CLS"
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byte gotoxystr[] = "GOTOXY"
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byte viewstr[] = "VIEWPORT"
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@ -50,7 +55,6 @@ byte hprelstr[] = "HEAPRELEASE"
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byte hpavailstr[] = "HEAPAVAIL"
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byte memsetstr[] = "MEMSET"
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byte memcpystr[] = "MEMCPY"
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byte memxcpystr[] = "MEMXCPY"
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byte uisgtstr[] = "ISUGT"
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byte uisgestr[] = "ISUGE"
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byte uisltstr[] = "ISULT"
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@ -70,12 +74,12 @@ word = @hpalignstr,@allocalignheap
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word = @hprelstr, @releaseheap
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word = @memsetstr, @memset
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word = @memcpystr, @memcpy
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word = @memxcpystr, @memxcpy
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word = @uisgtstr, @uword_isgt
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word = @uisgestr, @uword_isge
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word = @uisltstr, @uword_islt
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word = @uislestr, @uword_isle
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word = @execstr, @execmod
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word = @machidstr, @machid
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word = 0
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word stdlibsym = @exports
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;
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@ -94,6 +98,8 @@ byte hexchar[] = '0','1','2','3','4','5','6','7','8','9','A','B','C','D','E',
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; System variable.
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;
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word systemflags = 0
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byte modid = 0
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byte modseg[15]
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word heap = $2000
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word symtbl, lastsym
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word refcons, devcons
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@ -214,11 +220,9 @@ FORCPY INC ESTKH,X
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FORCPYLP
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LDA (SRC),Y
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STA (DST),Y
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INC DSTL
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INY
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BNE +
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INC DSTH
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+ INC SRCL
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BNE +
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INC SRCH
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+ DEC ESTKL,X
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BNE FORCPYLP
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@ -231,11 +235,41 @@ end
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;
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; COPY FROM MAIN MEM TO EXT MEM.
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;
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; MEMXCPY(DIR, EXT, DST, SRC, SIZE)
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; DIR = 0 : COPY FROM MAIN TO EXT
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; DIR = 1 : COPY FROM EXT TO MAIN
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; MEMXCPY(DSTSEG, SRC, SIZE)
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;
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asm memxcpy
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LDA ESTKL,X
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ORA ESTKH,X
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BEQ CPYXMEX
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LDA ESTKL+2,X
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ORA #$80
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STA DSTX
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LDA ESTKH+2,X
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BNE +
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DEC DSTX
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LDA #$80
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+ STA DSTH
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LDY #$00
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STY DSTL
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LDA ESTKL+1,X
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STA SRCL
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LDA ESTKH+1,X
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STA SRCH
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INC ESTKH,X
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CPYXLP LDA (SRC),Y
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STA (DST),Y
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INY
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BNE +
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INC DSTH
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INC SRCH
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+ DEC ESTKL,X
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BNE CPYXLP
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DEC ESTKH,X
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BNE CPYXLP
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LDA #$00
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STA DSTX
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CPYXMEX INX
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INX
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RTS
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end
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;
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@ -649,12 +683,11 @@ def seg_find(search, base, limit, pages, id)
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params.0 = 6
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params.1 = search
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params.2 = id
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params:3 = 0
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params:3 = pages
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params:5 = 0
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params:7 = 0
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params.9 = 0
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perr = syscall($41, @params)
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*pages = params:3
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*base = params:5
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*limit = params:7
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return params.9
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@ -887,6 +920,8 @@ def adddef(ext, addr, deflast)
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(defentry):5 = ext ; ext is byte, so this nulls out next entry
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;prword(defentry)
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;cout('@')
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;prbyte(ext)
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;cout(':')
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;prword(addr)
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;crout
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return defentry
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@ -910,9 +945,9 @@ end
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def loadmod(mod)
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word refnum, rdlen, modsize, bytecode, defofst, defcnt, init, fixup
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word addr, defaddr, modaddr, modfix, modend
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word deftbl, deflast
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word deftbl, deflast, codeseg
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word moddep, rld, esd, sym
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byte defext, str[16], filename[64]
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byte defext, str[16], filename[33]
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byte header[128]
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;
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; Read the RELocatable module header (first 128 bytes)
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@ -940,6 +975,8 @@ def loadmod(mod)
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;
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while ^moddep
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if !lookupmod(moddep)
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close(refnum)
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refnum = 0
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if loadmod(moddep) < 0
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return perr
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fin
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@ -952,6 +989,13 @@ def loadmod(mod)
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deftbl = allocheap(defcnt * 6 + 1)
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deflast = deftbl
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^deflast = 0
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if !refnum
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;
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; Reset read pointer.
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;
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refnum = open(@filename, O_READ)
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rdlen = read(refnum, @header, 128)
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fin
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fin
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;
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; Alloc heap space for relocated module (data + bytecode).
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@ -984,16 +1028,25 @@ def loadmod(mod)
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loop
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esd = esd + 1
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;
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; Locate bytecode defs in appropriate bank.
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; Locate bytecode defs in allocated segment.
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;
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;if ^MACHID & $30 == $30
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;defext = 1
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;defaddr = allocxheap(rld - bytecode)
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;modend = bytecode
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;else
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defext = 0
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defaddr = bytecode
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;fin
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modseg[modid] = seg_find($00, @codeseg, @defaddr, (rld - bytecode + 255) >> 8, modid + $11)
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if perr
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return -perr
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fin
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modid = modid + 1
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if !codeseg.1 ; Fix up address if at bottom of segment: 8n:00 -> 8(n-1):80
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codeseg = codeseg - $8001
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fin
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;prbyte((rld - bytecode + 255) >> 8)
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;cout(':')
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;prword(codeseg)
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;cout('-')
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;cout('>')
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;prword(defaddr)
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;crout
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defext = codeseg.0 | $80
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defaddr = codeseg & $FF00
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;
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; Run through the Re-Location Dictionary.
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;
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@ -1088,14 +1141,14 @@ def loadmod(mod)
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loop
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if defext
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;
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; Move bytecode to AUX bank.
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; Copy bytecode to code segment.
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;
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memxcpy(0, defext, defaddr, bytecode, modsize - (bytecode - modaddr))
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memxcpy(codeseg, bytecode, modsize - (bytecode - modaddr))
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fin
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;
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; Free up end-of-module main memory.
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;
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releaseheap(modend)
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releaseheap(bytecode)
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else
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perr = perr | 0x100
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return -perr
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@ -1244,6 +1297,10 @@ def execmod(modfile)
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systemflags = saveflags
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lastsym = savesym
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heap = saveheap
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while modid
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modid = modid - 1
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seg_release(modseg[modid])
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loop
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fin
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end
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