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https://github.com/hsoft/collapseos.git
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No commits in common. "a2f164ecc362110ecae89a7bf01bf758d4d835dd" and "898684a7952788db10b1b009ee100649b0a76da2" have entirely different histories.
a2f164ecc3
...
898684a795
4
blk/061
4
blk/061
@ -1,4 +1,3 @@
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," xxx" -- Write xxx to HERE
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." xxx" -- *I* Compiles string literal xxx followed by a
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call to (print).
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C<? -- f Returns whether there's a char waiting in buf.
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@ -12,5 +11,6 @@ IN> -- a Address of variable containing current pos in
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KEY -- c Get char c from direct input
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PC! c a -- Spit c to port a
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PC@ a -- c Fetch c from port a
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WORD -- a Read one word from buffered input and push its
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addr.
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(cont.)
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4
blk/062
4
blk/062
@ -1,5 +1,4 @@
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WORD -- a Read one word from buffered input and push its
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addr.
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(cont.)
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There are also ascii const emitters:
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BS
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CR
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@ -14,3 +13,4 @@ SPC
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11
blk/443
11
blk/443
@ -1,12 +1,11 @@
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: ,"
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: ."
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34 , ( 34 == litWord )
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BEGIN
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C<
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( 34 is ASCII for " )
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DUP 34 = IF DROP EXIT THEN C,
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AGAIN ;
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: ."
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34 , ( 34 == litWord ) ," 0 C,
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DUP 34 = IF DROP 0 THEN
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DUP C,
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NOT UNTIL
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COMPILE (print)
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; IMMEDIATE
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@ -1,5 +1,10 @@
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TARGETS = forth stage2
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# Those Forth source files are in a particular order
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FORTHSRCS = core.fs cmp.fs print.fs parse.fs readln.fs fmt.fs blk.fs
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FORTHSRC_PATHS = ${FORTHSRCS:%=../forth/%} run.fs
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OBJS = emul.o libz80/libz80.o
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SLATEST = ../tools/slatest
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STRIPFC = ../tools/stripfc
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BIN2C = ../tools/bin2c
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BLKPACK = ../tools/blkpack
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BLKUNPACK = ../tools/blkunpack
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@ -10,26 +15,40 @@ all: $(TARGETS)
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$(BLKPACK):
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$(MAKE) -C ../tools
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.PHONY: $(BIN2C) $(BLKUNPACK)
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.PHONY: $(STRIPFC) $(SLATEST) $(BIN2C)
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$(STRIPFC): $(BLKPACK)
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$(SLATEST): $(BLKPACK)
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$(BIN2C): $(BLKPACK)
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$(BLKUNPACK): $(BLKPACK)
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stage0-bin.h: $(BIN2C)
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$(BIN2C) KERNEL < stage0.bin > $@
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# z80c.bin is not in the prerequisites because it's a bootstrap
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# binary that should be updated manually through make updatebootstrap.
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forth0.bin:
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cp z80c.bin $@
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cat stage1.fs >> $@
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stage1: stage.c $(OBJS) stage0-bin.h
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forth0-bin.h: forth0.bin $(BIN2C)
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$(BIN2C) KERNEL < forth0.bin | tee $@ > /dev/null
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stage1: stage.c $(OBJS) forth0-bin.h
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$(CC) stage.c $(OBJS) -o $@
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stage1dbg: stage.c $(OBJS) stage0-bin.h
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stage1dbg: stage.c $(OBJS) forth0-bin.h
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$(CC) -DDEBUG stage.c $(OBJS) -o $@
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stage1.bin: stage1.fs stage1
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./stage1 < stage1.fs > $@
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# We don't really need to use stripfc, but we do it anyway to test that we
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# don't mistakenly break our code with that tool. It's easier to debug here.
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core.bin: $(FORTHSRC_PATHS) stage1
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cat $(FORTHSRC_PATHS) stop.fs | $(STRIPFC) | ./stage1 > $@
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stage1-bin.h: stage1.bin $(BIN2C)
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$(BIN2C) KERNEL < stage1.bin > $@
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forth1.bin: core.bin $(SLATEST)
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cat z80c.bin core.bin > $@
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$(SLATEST) $@
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stage2: stage.c $(OBJS) stage1-bin.h blkfs-bin.h
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forth1-bin.h: forth1.bin $(BIN2C)
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$(BIN2C) KERNEL < forth1.bin > $@
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stage2: stage.c $(OBJS) forth1-bin.h blkfs-bin.h
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$(CC) -DSTAGE2 stage.c $(OBJS) -o $@
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blkfs: $(BLKPACK)
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@ -38,7 +57,7 @@ blkfs: $(BLKPACK)
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blkfs-bin.h: blkfs $(BIN2C)
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$(BIN2C) BLKFS < blkfs > $@
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forth: forth.c $(OBJS) stage1-bin.h blkfs-bin.h
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forth: forth.c $(OBJS) forth1-bin.h blkfs-bin.h
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$(CC) forth.c $(OBJS) -o $@
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libz80/libz80.o: libz80/z80.c
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@ -51,7 +70,7 @@ emul.o: emul.c
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.PHONY: updatebootstrap
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updatebootstrap: stage2
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cat xcomp.fs | ./stage2 > stage0.bin
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cat xcomp.fs | ./stage2 > z80c.bin
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.PHONY: pack
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pack:
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@ -63,5 +82,5 @@ unpack:
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.PHONY: clean
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clean:
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rm -f $(TARGETS) emul.o *-bin.h stage{1,2}.bin blkfs
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rm -f $(TARGETS) emul.o *-bin.h forth?.bin blkfs
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$(MAKE) -C ../tools clean
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@ -3,7 +3,7 @@
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#include <unistd.h>
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#include <termios.h>
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#include "emul.h"
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#include "stage1-bin.h"
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#include "forth1-bin.h"
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#include "blkfs-bin.h"
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// in sync with glue.asm
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10
emul/stage.c
10
emul/stage.c
@ -3,10 +3,10 @@
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#include <unistd.h>
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#include "emul.h"
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#ifdef STAGE2
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#include "stage1-bin.h"
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#include "forth1-bin.h"
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#include "blkfs-bin.h"
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#else
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#include "stage0-bin.h"
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#include "forth0-bin.h"
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#endif
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/* Staging binaries
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@ -29,7 +29,8 @@ trouble of compiling defs to binary.
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// By the way: there's a double-echo in stagedbg. It's normal. Don't panic.
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//#define DEBUG
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#define RAMSTART 0
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// in sync with glue.asm
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#define RAMSTART 0x840
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#define STDIO_PORT 0x00
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// To know which part of RAM to dump, we listen to port 2, which at the end of
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// its compilation process, spits its HERE addr to port 2 (MSB first)
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@ -111,6 +112,9 @@ int main(int argc, char *argv[])
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#ifndef DEBUG
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// We're done, now let's spit dict data
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if (start_here == 0) {
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start_here = sizeof(KERNEL);
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}
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for (int i=start_here; i<end_here; i++) {
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putchar(m->mem[i]);
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}
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BIN
emul/stage0.bin
BIN
emul/stage0.bin
Binary file not shown.
@ -1,28 +1,5 @@
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: EFS@
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256 /MOD 3 PC! 3 PC!
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1024 0 DO
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4 PC@
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BLK( I + C!
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LOOP
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;
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: EFS!
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256 /MOD 3 PC! 3 PC!
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1024 0 DO
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BLK( I + C@ 4 PC!
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LOOP
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;
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: INIT
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CURRENT @ HERE !
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BLK$
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['] EFS@ BLK@* !
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['] EFS! BLK!* !
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RDLN$
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LIT< _sys [entry]
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." Collapse OS" CRLF
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INTERPRET
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;
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(entry) _
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H@ 256 /MOD 2 PC! 2 PC!
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H@ 0x08 ! ( update LATEST )
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CURRENT @ HERE !
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HERE @ 256 /MOD 2 PC! 2 PC!
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: EMIT 0 PC! ;
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: KEY 0 PC@ ;
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CURRENT @ 12 RAM+ !
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@ -16,9 +16,4 @@ H@ XOFF !
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(entry) _
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( Update LATEST )
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H@ XOFF @ - XOFF @ 8 + !
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," CURRENT @ HERE ! "
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," : EMIT 0 PC! ; "
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," : KEY 0 PC@ ; "
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422 470 XPACKR
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," ' KEY 12 RAM+ ! "
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H@ 256 /MOD 2 PC! 2 PC!
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BIN
emul/z80c.bin
Normal file
BIN
emul/z80c.bin
Normal file
Binary file not shown.
@ -12,15 +12,14 @@
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AGAIN
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;
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: ,"
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: ."
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34 , ( 34 == litWord )
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BEGIN
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C<
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( 34 is ASCII for " )
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DUP 34 = IF DROP EXIT THEN C,
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AGAIN ;
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: ."
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34 , ( 34 == litWord ) ," 0 C,
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DUP 34 = IF DROP 0 THEN
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DUP C,
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NOT UNTIL
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COMPILE (print)
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; IMMEDIATE
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@ -14,12 +14,14 @@ PATHS = \
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$(FDIR)/fmt.fs \
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$(FDIR)/link.fs \
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run.fs
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SLATEST = $(BASEDIR)/tools/slatest
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STRIPFC = $(BASEDIR)/tools/stripfc
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.PHONY: all
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all: $(TARGET)
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$(TARGET): z80c.bin $(PATHS)
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$(TARGET): z80c.bin $(SLATEST) $(PATHS)
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cp z80c.bin $@
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$(SLATEST) $@
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cat $(PATHS) | $(STRIPFC) >> $@
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z80c.bin: xcomp.fs
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@ -22,6 +22,4 @@ H@ XOFF !
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372 LOAD ( sdc.z80 )
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393 LOAD ( icore )
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(entry) _
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( Update LATEST )
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H@ XOFF @ - XOFF @ 8 + !
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H@ 256 /MOD 2 PC! 2 PC!
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@ -4,13 +4,14 @@ UPLOAD_TGT = upload
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FONTCOMPILE_TGT = fontcompile
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TTYSAFE_TGT = ttysafe
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PINGPONG_TGT = pingpong
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SLATEST_TGT = slatest
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STRIPFC_TGT = stripfc
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BIN2C_TGT = bin2c
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EXEC_TGT = exec
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BLKPACK_TGT = blkpack
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BLKUNPACK_TGT = blkunpack
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TARGETS = $(MEMDUMP_TGT) $(BLKDUMP_TGT) $(UPLOAD_TGT) $(FONTCOMPILE_TGT) \
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$(TTYSAFE_TGT) $(PINGPONG_TGT) $(STRIPFC_TGT) \
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$(TTYSAFE_TGT) $(PINGPONG_TGT) $(SLATEST_TGT) $(STRIPFC_TGT) \
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$(BIN2C_TGT) $(EXEC_TGT) $(BLKPACK_TGT) $(BLKUNPACK_TGT)
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OBJS = common.o
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@ -26,6 +27,7 @@ $(UPLOAD_TGT): $(UPLOAD_TGT).c
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$(FONTCOMPILE_TGT): $(FONTCOMPILE_TGT).c
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$(TTYSAFE_TGT): $(TTYSAFE_TGT).c
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$(PINGPONG_TGT): $(PINGPONG_TGT).c
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$(SLATEST_TGT): $(SLATEST_TGT).c
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$(STRIPFC_TGT): $(STRIPFC_TGT).c
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$(BIN2C_TGT): $(BIN2C_TGT).c
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$(EXEC_TGT): $(EXEC_TGT).c
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29
tools/slatest.c
Normal file
29
tools/slatest.c
Normal file
@ -0,0 +1,29 @@
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#include <stdlib.h>
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#include <stdio.h>
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#include <fcntl.h>
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#include <unistd.h>
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/* Update the "LATEST" offset of target Forth binary according to filesize. */
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#define OFFSET 0x08
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int main(int argc, char **argv)
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{
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if (argc != 2) {
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fprintf(stderr, "Usage: ./slatest fname\n");
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return 1;
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}
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FILE *fp = fopen(argv[1], "r+");
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if (!fp) {
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fprintf(stderr, "Can't open %s.\n", argv[1]);
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return 1;
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}
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fseek(fp, 0, SEEK_END);
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unsigned int bytecount = ftell(fp);
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fseek(fp, OFFSET, SEEK_SET);
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char buf[2];
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buf[0] = bytecount & 0xff;
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buf[1] = bytecount >> 8;
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fwrite(buf, 2, 1, fp);
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fclose(fp);
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}
|
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