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recipes/rc2014/zasm: zasm can now assemble *and* write to file
This commit is contained in:
Virgil Dupras
parent
495d69c1cb
commit
9bb2194fb0
1
recipes/rc2014/zasm/.gitignore
vendored
1
recipes/rc2014/zasm/.gitignore
vendored
@ -1 +1,2 @@
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/cfsin/zasm
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/cfsin/zasm
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/cfsin/user.h
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@ -51,12 +51,11 @@ Compiling and running `hello.asm` is done very much like in
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> sdci
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> sdci
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> fson
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> fson
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> fopn 0 hello.asm
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> fopn 0 hello.asm
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> zasm 2 1
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> fnew 1 dest
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> mptr 8600
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> fopn 1 dest
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> bsel 1
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> zasm 1 2
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> seek 00 0000
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> dest
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> load ff
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> call 00 0000
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Assembled from a RC2014
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Assembled from a RC2014
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>
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That RC2014 is starting to feel powerful now, right?
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That RC2014 is starting to feel powerful now, right?
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@ -1,30 +0,0 @@
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.equ USER_CODE 0x8600
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.equ USER_RAMSTART USER_CODE+0x1800
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.equ FS_HANDLE_SIZE 6
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.equ BLOCKDEV_SIZE 8
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; *** JUMP TABLE ***
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.equ strncmp 0x03
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.equ addDE 0x06
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.equ addHL 0x09
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.equ upcase 0x0c
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.equ unsetZ 0x0f
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.equ intoDE 0x12
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.equ intoHL 0x15
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.equ writeHLinDE 0x18
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.equ findchar 0x1b
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.equ parseHex 0x1e
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.equ parseHexPair 0x21
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.equ blkSel 0x24
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.equ blkSet 0x27
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.equ fsFindFN 0x2a
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.equ fsOpen 0x2d
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.equ fsGetC 0x30
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.equ cpHLDE 0x33
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.equ parseArgs 0x3e
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.equ printstr 0x41
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.equ _blkGetC 0x44
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.equ _blkPutC 0x47
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.equ _blkSeek 0x4a
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.equ _blkTell 0x4d
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@ -1,9 +1,10 @@
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; classic RC2014 setup (8K ROM + 32K RAM) and a stock Serial I/O module
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; classic RC2014 setup (8K ROM + 32K RAM) and a stock Serial I/O module
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; The RAM module is selected on A15, so it has the range 0x8000-0xffff
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; The RAM module is selected on A15, so it has the range 0x8000-0xffff
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.equ RAMSTART 0x8000
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.equ RAMSTART 0x8000
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; kernel RAM usage is under 0x300 bytes. We give ourselves at least 0x300 bytes
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; kernel RAM usage, because of SDC, is a bit high and bring us almost to 0x9c00
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; We allocate at least 0x100 bytes for RAM, which is why we have this threshold.
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; for the stack.
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; for the stack.
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.equ RAMEND 0x8600
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.equ RAMEND 0x9d00
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.equ PGM_CODEADDR RAMEND
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.equ PGM_CODEADDR RAMEND
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.equ ACIA_CTL 0x80 ; Control and status. RS off.
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.equ ACIA_CTL 0x80 ; Control and status. RS off.
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.equ ACIA_IO 0x81 ; Transmit. RS on.
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.equ ACIA_IO 0x81 ; Transmit. RS on.
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@ -47,12 +48,13 @@ jp aciaInt
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.equ ACIA_RAMSTART RAMSTART
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.equ ACIA_RAMSTART RAMSTART
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#include "acia.asm"
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#include "acia.asm"
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.equ BLOCKDEV_RAMSTART ACIA_RAMEND
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.equ BLOCKDEV_RAMSTART ACIA_RAMEND
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.equ BLOCKDEV_COUNT 3
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.equ BLOCKDEV_COUNT 4
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#include "blockdev.asm"
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#include "blockdev.asm"
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; List of devices
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; List of devices
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.dw sdcGetC, sdcPutC
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.dw sdcGetC, sdcPutC
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.dw mmapGetC, mmapPutC
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.dw blk1GetC, blk1PutC
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.dw blk2GetC, blk2PutC
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.dw blk2GetC, blk2PutC
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.dw mmapGetC, mmapPutC
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.equ MMAP_START 0xe000
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.equ MMAP_START 0xe000
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@ -62,7 +64,7 @@ jp aciaInt
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#include "stdio.asm"
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#include "stdio.asm"
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.equ FS_RAMSTART STDIO_RAMEND
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.equ FS_RAMSTART STDIO_RAMEND
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.equ FS_HANDLE_COUNT 1
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.equ FS_HANDLE_COUNT 2
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#include "fs.asm"
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#include "fs.asm"
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.equ SHELL_RAMSTART FS_RAMEND
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.equ SHELL_RAMSTART FS_RAMEND
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@ -107,12 +109,22 @@ init:
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ei
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ei
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jp shellLoop
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jp shellLoop
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; *** blkdev 2: file handle 0 ***
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; *** blkdev 1: file handle 0 ***
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blk2GetC:
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blk1GetC:
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ld ix, FS_HANDLES
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ld ix, FS_HANDLES
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jp fsGetC
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jp fsGetC
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blk2PutC:
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blk1PutC:
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ld ix, FS_HANDLES
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ld ix, FS_HANDLES
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jp fsPutC
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jp fsPutC
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; *** blkdev 2: file handle 1 ***
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blk2GetC:
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ld ix, FS_HANDLES+FS_HANDLE_SIZE
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jp fsGetC
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blk2PutC:
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ld ix, FS_HANDLES+FS_HANDLE_SIZE
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jp fsPutC
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@ -1,4 +1,4 @@
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.equ USER_CODE 0x8600
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.equ USER_CODE 0x9d00
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.equ USER_RAMSTART USER_CODE+0x1800
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.equ USER_RAMSTART USER_CODE+0x1800
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.equ FS_HANDLE_SIZE 6
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.equ FS_HANDLE_SIZE 6
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.equ BLOCKDEV_SIZE 8
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.equ BLOCKDEV_SIZE 8
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@ -22,9 +22,9 @@
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.equ fsGetC 0x30
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.equ fsGetC 0x30
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.equ cpHLDE 0x33
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.equ cpHLDE 0x33
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.equ parseArgs 0x3e
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.equ parseArgs 0x3b
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.equ printstr 0x41
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.equ printstr 0x3e
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.equ _blkGetC 0x44
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.equ _blkGetC 0x41
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.equ _blkPutC 0x47
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.equ _blkPutC 0x44
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.equ _blkSeek 0x4a
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.equ _blkSeek 0x47
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.equ _blkTell 0x4d
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.equ _blkTell 0x4a
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