FUZIX.git
9 years agomsx2: make tickspersec runtime configurable
geijoenr [Sun, 1 Feb 2015 19:07:22 +0000 (19:07 +0000)]
msx2: make tickspersec runtime configurable

9 years agomsx2: add localized keyboard matrices
geijoenr [Sun, 1 Feb 2015 18:10:18 +0000 (18:10 +0000)]
msx2: add localized keyboard matrices

Only JP,UK,ES are available for now.

9 years agomsx2: read machine type and info
geijoenr [Sun, 1 Feb 2015 17:51:07 +0000 (17:51 +0000)]
msx2: read machine type and info

This is required to select the proper keyboard layout
and use additional hw features in MSX2+ and TR.

9 years agokeycode: fix ESC define, add YEN special keycode
geijoenr [Sun, 1 Feb 2015 15:05:23 +0000 (15:05 +0000)]
keycode: fix ESC define, add YEN special keycode

9 years agomsx2: add rp5c01 rtc driver
geijoenr [Sat, 31 Jan 2015 04:16:11 +0000 (05:16 +0100)]
msx2: add rp5c01 rtc driver

9 years agodevsd: wait for response after CMD24
geijoenr [Thu, 29 Jan 2015 20:13:09 +0000 (20:13 +0000)]
devsd: wait for response after CMD24

on CMD24 after the sending CRC you may get 0xFF
before receiving DTR_ACCEPTED

9 years agomsx2: fix silly bug in memory sizing
geijoenr [Thu, 29 Jan 2015 19:12:05 +0000 (19:12 +0000)]
msx2: fix silly bug in memory sizing

9 years ago8086: initial preparatory work
Alan Cox [Sat, 31 Jan 2015 23:17:59 +0000 (23:17 +0000)]
8086: initial preparatory work

C bits all build under bcc

9 years agoREADME: update for SocZ80
Alan Cox [Sat, 31 Jan 2015 21:11:07 +0000 (21:11 +0000)]
README: update for SocZ80

9 years agosocz80: boot to a shell prompt, achievement unlocked
Alan Cox [Sat, 31 Jan 2015 21:03:24 +0000 (21:03 +0000)]
socz80: boot to a shell prompt, achievement unlocked

The tty code still needs prodding and debugging to get the interrupt handling
fixed. It would also be better to use custom usermem functions that used the
MMU page 17, but the old uzi180 style ones need modifying somewhat to handle
bank boundaries.

No swap (seriously you've got 2MB RAM), sd card as "floppy" device.

9 years agosocz80: fork code
Alan Cox [Sat, 31 Jan 2015 19:44:19 +0000 (19:44 +0000)]
socz80: fork code

Doesn't work yet but committing as a debugging basepoint

9 years agosocz80: get init as far as fork()
Alan Cox [Sat, 31 Jan 2015 16:54:43 +0000 (16:54 +0000)]
socz80: get init as far as fork()

This gets init as far as fork(). As the fork code hasn't been written yet it
dies there.

tty is polling for tx ready - until I figure out why the IRQ bits are broken

9 years agodevsdspi,socz80: fix write
Alan Cox [Sat, 31 Jan 2015 16:31:32 +0000 (16:31 +0000)]
devsdspi,socz80: fix write

9 years agosyscall_exec16: still trying to get sdcc to generate non-crap code for this
Alan Cox [Sat, 31 Jan 2015 16:30:47 +0000 (16:30 +0000)]
syscall_exec16: still trying to get sdcc to generate non-crap code for this

9 years agosocz80: add the core of the ethernet driver
Alan Cox [Sat, 31 Jan 2015 13:52:58 +0000 (13:52 +0000)]
socz80: add the core of the ethernet driver

This isn't finished or complete. I just happened to have the bits to hand to
pull it from my CP/M code ready.

9 years agodevsdspi: ooh look a few more bytes !
Alan Cox [Sat, 31 Jan 2015 00:26:21 +0000 (00:26 +0000)]
devsdspi: ooh look a few more bytes !

9 years agodevsdspi: fix transmit, and make it smaller
Alan Cox [Sat, 31 Jan 2015 00:24:28 +0000 (00:24 +0000)]
devsdspi: fix transmit, and make it smaller

9 years agoMerge branch 'master' of https://github.com/EtchedPixels/FUZIX
Alan Cox [Sat, 31 Jan 2015 00:23:28 +0000 (00:23 +0000)]
Merge branch 'master' of https://github.com/EtchedPixels/FUZIX

9 years agoMerge pull request #95 from willsowerbutts/onebyte
EtchedPixels [Sat, 31 Jan 2015 00:23:16 +0000 (00:23 +0000)]
Merge pull request #95 from willsowerbutts/onebyte

n8vem-mark4: devsdspi - save another two bytes! collect the whole set!

9 years agoMerge branch 'master' of https://github.com/EtchedPixels/FUZIX
Alan Cox [Sat, 31 Jan 2015 00:08:15 +0000 (00:08 +0000)]
Merge branch 'master' of https://github.com/EtchedPixels/FUZIX

9 years agon8vem-mark4: devsdspi - save another two bytes! collect the whole set!
Will Sowerbutts [Sat, 31 Jan 2015 00:07:36 +0000 (00:07 +0000)]
n8vem-mark4: devsdspi - save another two bytes! collect the whole set!

9 years agoMerge pull request #94 from willsowerbutts/onebyte
EtchedPixels [Sat, 31 Jan 2015 00:06:17 +0000 (00:06 +0000)]
Merge pull request #94 from willsowerbutts/onebyte

n8vem-mark4: devsdspi - save a byte

9 years agon8vem-mark4: devsdspi - save a byte
Will Sowerbutts [Sat, 31 Jan 2015 00:02:05 +0000 (00:02 +0000)]
n8vem-mark4: devsdspi - save a byte

9 years agosocz80: switch to standard uarea logic for now
Alan Cox [Fri, 30 Jan 2015 23:49:28 +0000 (23:49 +0000)]
socz80: switch to standard uarea logic for now

9 years agosocz80: move to the new issue sd driver
Alan Cox [Fri, 30 Jan 2015 23:39:04 +0000 (23:39 +0000)]
socz80: move to the new issue sd driver

With this in place we mount the root file system and blow up trying to start
init.

9 years agotty: fix typo
Alan Cox [Fri, 30 Jan 2015 23:27:16 +0000 (23:27 +0000)]
tty: fix typo

9 years agosocz80: fix tty data port definition
Alan Cox [Fri, 30 Jan 2015 21:59:20 +0000 (21:59 +0000)]
socz80: fix tty data port definition

With tx interrupts off we can now get some vague impression of sanity.

9 years agosocz80: next step of fixing tty problems
Alan Cox [Fri, 30 Jan 2015 21:59:03 +0000 (21:59 +0000)]
socz80: next step of fixing tty problems

9 years agosocz80: Various fixes for the mm and interrupts
Alan Cox [Fri, 30 Jan 2015 21:07:24 +0000 (21:07 +0000)]
socz80: Various fixes for the mm and interrupts

Still definitely not there yet.

9 years agoz80: make the outfoo routines preserve everything
Alan Cox [Fri, 30 Jan 2015 17:51:55 +0000 (17:51 +0000)]
z80: make the outfoo routines preserve everything

They are mostly used for debug, so having them eat AF is just too good a way to
have them muck up the debug work.

9 years agosocz80: Bring the basic bootstrap code up to speed and use Will's .com file maker
Alan Cox [Fri, 30 Jan 2015 16:52:36 +0000 (16:52 +0000)]
socz80: Bring the basic bootstrap code up to speed and use Will's .com file maker

This gets us a fuzix.com which correctly probes the SD card, then explodes when
you hit a key at the bootdev prompt

9 years agoz80: fix all the other .lnk files
Alan Cox [Fri, 30 Jan 2015 00:42:05 +0000 (00:42 +0000)]
z80: fix all the other .lnk files

9 years agotrs80: fix link rules for file move
Alan Cox [Fri, 30 Jan 2015 00:37:58 +0000 (00:37 +0000)]
trs80: fix link rules for file move

9 years ago68000: clean up most of the 16bitisms and sign stuff
Alan Cox [Fri, 30 Jan 2015 00:30:57 +0000 (00:30 +0000)]
68000: clean up most of the 16bitisms and sign stuff

Mostly this just tidies up all the introduced types. Various things are made
explicitly unsigned that were not called out before and which gcc rightly warned
on.

The 32bit execve needs are quite different, so we split into two execve() designs
rather than make a mess of the already quite nasty 8bit one.

9 years agomalloc: We need a heap allocator for flat model systems
Alan Cox [Fri, 30 Jan 2015 00:30:19 +0000 (00:30 +0000)]
malloc: We need a heap allocator for flat model systems

This isn't intended as a general purpose kernel malloc.

9 years agoflat: initial flat memory support code
Alan Cox [Fri, 30 Jan 2015 00:27:58 +0000 (00:27 +0000)]
flat: initial flat memory support code

9 years agoprocess: fix bracketing
Alan Cox [Fri, 30 Jan 2015 00:27:31 +0000 (00:27 +0000)]
process: fix bracketing

9 years agosyscall_proc: fix 16bit ism on signals
Alan Cox [Fri, 30 Jan 2015 00:27:10 +0000 (00:27 +0000)]
syscall_proc: fix 16bit ism on signals

9 years agotty: fix warnings for types and arguments
Alan Cox [Fri, 30 Jan 2015 00:26:53 +0000 (00:26 +0000)]
tty: fix warnings for types and arguments

9 years agolink/mkdir: error link counter overrun
Alan Cox [Fri, 30 Jan 2015 00:26:24 +0000 (00:26 +0000)]
link/mkdir: error link counter overrun

9 years ago68000: base enabling pieces
Alan Cox [Fri, 30 Jan 2015 00:25:41 +0000 (00:25 +0000)]
68000: base enabling pieces

9 years agousermem: support for flat binaries
Alan Cox [Fri, 30 Jan 2015 00:24:36 +0000 (00:24 +0000)]
usermem: support for flat binaries

9 years agovt: fix argument typing ready for 32bit
Alan Cox [Fri, 30 Jan 2015 00:24:17 +0000 (00:24 +0000)]
vt: fix argument typing ready for 32bit

9 years agoswap.c: fix unused argument warning
Alan Cox [Fri, 30 Jan 2015 00:24:03 +0000 (00:24 +0000)]
swap.c: fix unused argument warning

9 years agotty/vt: fix prototypes for ioctl
Alan Cox [Fri, 30 Jan 2015 00:23:38 +0000 (00:23 +0000)]
tty/vt: fix prototypes for ioctl

9 years agodevsys: fix types
Alan Cox [Fri, 30 Jan 2015 00:23:05 +0000 (00:23 +0000)]
devsys: fix types

This doesn't matter for 16bit but will shortly

9 years agodevsys: fix warnings caused by unused parameters
Alan Cox [Fri, 30 Jan 2015 00:22:42 +0000 (00:22 +0000)]
devsys: fix warnings caused by unused parameters

9 years agodevio: fix warnings caused by unused parameters
Alan Cox [Fri, 30 Jan 2015 00:22:23 +0000 (00:22 +0000)]
devio: fix warnings caused by unused parameters

9 years ago6809: add used macro
Alan Cox [Fri, 30 Jan 2015 00:22:10 +0000 (00:22 +0000)]
6809: add used macro

9 years agocpu-z80: introduce used() macro
Alan Cox [Fri, 30 Jan 2015 00:21:38 +0000 (00:21 +0000)]
cpu-z80: introduce used() macro

SDCC wants the reverse behaviour to everyone else

9 years agocpu-6502: introduce used() macro
Alan Cox [Fri, 30 Jan 2015 00:21:13 +0000 (00:21 +0000)]
cpu-6502: introduce used() macro

So we can tidy up all the unused argument warnings

9 years ago68000: very initial pieces to work on a first 680x0 port
Alan Cox [Fri, 30 Jan 2015 00:20:34 +0000 (00:20 +0000)]
68000: very initial pieces to work on a first 680x0 port

This is at the 'gee it compiled' stage.

9 years ago6502/z80: finish fixing up signal types
Alan Cox [Tue, 27 Jan 2015 23:54:15 +0000 (23:54 +0000)]
6502/z80: finish fixing up signal types

This now passes both compilers. 6809 still needs re-aligning

9 years ago6502: correct typecasts for the break limit
Alan Cox [Tue, 27 Jan 2015 23:47:45 +0000 (23:47 +0000)]
6502: correct typecasts for the break limit

9 years agoMerge branch 'master' of https://github.com/EtchedPixels/FUZIX
Alan Cox [Tue, 27 Jan 2015 23:44:38 +0000 (23:44 +0000)]
Merge branch 'master' of https://github.com/EtchedPixels/FUZIX

9 years agoMerge pull request #91 from geijoenr/master
EtchedPixels [Tue, 27 Jan 2015 23:27:24 +0000 (23:27 +0000)]
Merge pull request #91 from geijoenr/master

update megasd driver for rawflag and some small fixes including sdcc 3.4.2 fixes

9 years agomsx2: update megasd transfer functions for rawflag=1
geijoenr [Tue, 27 Jan 2015 21:41:36 +0000 (21:41 +0000)]
msx2: update megasd transfer functions for rawflag=1

9 years agomsx2: fix memory sizing
geijoenr [Tue, 27 Jan 2015 18:41:59 +0000 (18:41 +0000)]
msx2: fix memory sizing

no need to write a byte on every page, specially
after we have already copied the kernel on it.

9 years agosdcc: fix some type warnings for sdcc 3.4.2
geijoenr [Mon, 19 Jan 2015 15:04:30 +0000 (15:04 +0000)]
sdcc: fix some type warnings for sdcc 3.4.2

9 years agotypes: set the type definitions ready for non 8bit 16bit addressed
Alan Cox [Mon, 26 Jan 2015 22:54:35 +0000 (22:54 +0000)]
types: set the type definitions ready for non 8bit 16bit addressed

9 years agocpu: add uarg_t
Alan Cox [Mon, 26 Jan 2015 22:53:32 +0000 (22:53 +0000)]
cpu: add uarg_t

9 years agobank code; Add comments and information to these
Alan Cox [Mon, 26 Jan 2015 22:53:07 +0000 (22:53 +0000)]
bank code; Add comments and information to these

9 years agoMerge pull request #89 from willsowerbutts/fixdd
EtchedPixels [Mon, 26 Jan 2015 22:12:37 +0000 (22:12 +0000)]
Merge pull request #89 from willsowerbutts/fixdd

Fix for unmounting filesystem, fix for dd count= option, change bf_free to tristate for unfreeable superblocks

9 years agoKernel: Change bf_free to tristate -- free, busy, superblock.
Will Sowerbutts [Mon, 26 Jan 2015 21:31:23 +0000 (21:31 +0000)]
Kernel: Change bf_free to tristate -- free, busy, superblock.

Superblocks are never freed by bfree(). This allows the superblock to be
read by user space from the raw block device without being freed until
the filesystem is later unmounted.

9 years agoKernel: Bug fix - do not zero the superblock magic number on unmount.
Will Sowerbutts [Mon, 26 Jan 2015 21:30:52 +0000 (21:30 +0000)]
Kernel: Bug fix - do not zero the superblock magic number on unmount.

9 years agoFix count= option to dd
Will Sowerbutts [Sun, 25 Jan 2015 22:53:20 +0000 (22:53 +0000)]
Fix count= option to dd

9 years agocpu-z80/cpu.h: add a warning about __COMMONMEM
Alan Cox [Sun, 25 Jan 2015 23:19:58 +0000 (23:19 +0000)]
cpu-z80/cpu.h: add a warning about __COMMONMEM

Its an exciting new way to blow yourself up...

9 years agoMerge pull request #87 from willsowerbutts/blkdirect
EtchedPixels [Sun, 25 Jan 2015 23:18:43 +0000 (23:18 +0000)]
Merge pull request #87 from willsowerbutts/blkdirect

blkdev and friends: Update to support rawflag=1

9 years agodevsd: Remove unused memory, fix return without releasing CS
Will Sowerbutts [Sun, 25 Jan 2015 22:16:07 +0000 (22:16 +0000)]
devsd: Remove unused memory, fix return without releasing CS

9 years agombr: Reset blk_op.nblock on each transfer
Will Sowerbutts [Sun, 25 Jan 2015 22:10:18 +0000 (22:10 +0000)]
mbr: Reset blk_op.nblock on each transfer

9 years agon8vem-mark4: Update SD transfer functions for rawflag=1
Will Sowerbutts [Sun, 25 Jan 2015 22:01:43 +0000 (22:01 +0000)]
n8vem-mark4: Update SD transfer functions for rawflag=1

9 years agodevsd: Convert to new blkdev API and support rawflag=1
Will Sowerbutts [Sun, 25 Jan 2015 22:00:34 +0000 (22:00 +0000)]
devsd: Convert to new blkdev API and support rawflag=1

9 years agodevide: Convert to new blkdev API and support rawflag=1
Will Sowerbutts [Sun, 25 Jan 2015 21:57:32 +0000 (21:57 +0000)]
devide: Convert to new blkdev API and support rawflag=1

9 years agoblkdev: Support rawflag=1, pass parameters using global variables rather
Will Sowerbutts [Sun, 25 Jan 2015 21:55:30 +0000 (21:55 +0000)]
blkdev: Support rawflag=1, pass parameters using global variables rather
than function call parameters.

9 years agomonitor-z80: Print newline before banner
Will Sowerbutts [Sun, 25 Jan 2015 21:54:10 +0000 (21:54 +0000)]
monitor-z80: Print newline before banner

9 years agoNew COMMON_MEMORY macro to put code into COMMONMEM segment
Will Sowerbutts [Sun, 25 Jan 2015 21:52:34 +0000 (21:52 +0000)]
New COMMON_MEMORY macro to put code into COMMONMEM segment

9 years agoKernel: syscall_exec: Convert block number to off_t before shifting,
Will Sowerbutts [Sun, 25 Jan 2015 20:16:49 +0000 (20:16 +0000)]
Kernel: syscall_exec: Convert block number to off_t before shifting,
otherwise we're restricted to accessing only the first 64KB of the disk.

9 years agobinmunge: add option so we can stub every relocation rather than use RST
Alan Cox [Sun, 25 Jan 2015 20:46:15 +0000 (20:46 +0000)]
binmunge: add option so we can stub every relocation rather than use RST

We need this for machines where some inconsiderate designer left ROM at address
zero.

9 years agozx128: fix silly bug with !IDE
Alan Cox [Sun, 25 Jan 2015 20:43:56 +0000 (20:43 +0000)]
zx128: fix silly bug with !IDE

9 years agosyscall_exec: unsigned type for the basepage check
Alan Cox [Sun, 25 Jan 2015 20:43:23 +0000 (20:43 +0000)]
syscall_exec: unsigned type for the basepage check

Otherwise we break on 0x8000 +

9 years agozx128: first pass minor fixes
Alan Cox [Sun, 25 Jan 2015 20:42:43 +0000 (20:42 +0000)]
zx128: first pass minor fixes

Still need to sort the IDE out, and more importantly get the banked linker working

9 years agozx128: fix devtty header
Alan Cox [Sun, 25 Jan 2015 20:28:10 +0000 (20:28 +0000)]
zx128: fix devtty header

Lots more needed to start getting this port on the road usefully

9 years agomsx2: fix reference to unused symbol as the linker now cares
Alan Cox [Sun, 25 Jan 2015 19:56:06 +0000 (19:56 +0000)]
msx2: fix reference to unused symbol as the linker now cares

9 years agopcw8256: remove unused symbol from tricks.s
Alan Cox [Sun, 25 Jan 2015 19:47:09 +0000 (19:47 +0000)]
pcw8256: remove unused symbol from tricks.s

9 years agoz80pack: add raw I/O offset check
Alan Cox [Sun, 25 Jan 2015 17:52:25 +0000 (17:52 +0000)]
z80pack: add raw I/O offset check

9 years agonc100: fix silly error in raw check
Alan Cox [Sun, 25 Jan 2015 17:51:57 +0000 (17:51 +0000)]
nc100: fix silly error in raw check

9 years agonc100: fix devtty.h breakage from vt improvements
Alan Cox [Sun, 25 Jan 2015 17:48:01 +0000 (17:48 +0000)]
nc100: fix devtty.h breakage from vt improvements

9 years agotricks.s: remove reference to unused symbol - new linker cares
Alan Cox [Sun, 25 Jan 2015 17:47:01 +0000 (17:47 +0000)]
tricks.s: remove reference to unused symbol - new linker cares

9 years agonc100: fix tty table bug
Alan Cox [Sun, 25 Jan 2015 17:46:51 +0000 (17:46 +0000)]
nc100: fix tty table bug

9 years agodevlpr: update comment - 1uS required for strobe
Alan Cox [Sun, 25 Jan 2015 17:46:27 +0000 (17:46 +0000)]
devlpr: update comment - 1uS required for strobe

9 years agonc100,devrd: check lengths are valid, update comment
Alan Cox [Sun, 25 Jan 2015 17:46:10 +0000 (17:46 +0000)]
nc100,devrd: check lengths are valid, update comment

9 years agosyscall_exec: further work - mostly to persuade sdcc to generate passable code
Alan Cox [Sun, 25 Jan 2015 17:38:06 +0000 (17:38 +0000)]
syscall_exec: further work - mostly to persuade sdcc to generate passable code

9 years agotrs80: update to support direct to user space I/O
Alan Cox [Sun, 25 Jan 2015 17:37:36 +0000 (17:37 +0000)]
trs80: update to support direct to user space I/O

9 years agokernel.h: inode lengths are unsigned, tell the compiler this
Alan Cox [Sun, 25 Jan 2015 17:37:03 +0000 (17:37 +0000)]
kernel.h: inode lengths are unsigned, tell the compiler this

9 years agotgl6502: fix old comment
Alan Cox [Sun, 25 Jan 2015 17:36:51 +0000 (17:36 +0000)]
tgl6502: fix old comment

9 years agosyscall_exec: start cleaning up
Alan Cox [Sun, 25 Jan 2015 16:09:04 +0000 (16:09 +0000)]
syscall_exec: start cleaning up

Throw out the magic CP/M support - this can be better done by attaching helper code
to the CP/M binary that does an alloca and loads the emulator into the space then
runs it to move the first bytes back right, set up CP/M and go.

9 years agolowlevel-z80: fix asm error: missing #
Alan Cox [Sun, 25 Jan 2015 16:08:01 +0000 (16:08 +0000)]
lowlevel-z80: fix asm error: missing #

9 years agofixedbank: don't import unused and undefined symbols
Alan Cox [Sun, 25 Jan 2015 16:07:10 +0000 (16:07 +0000)]
fixedbank: don't import unused and undefined symbols

The newer linker errors this

9 years agoz80/6502: final (hopefully) alternate magic bytes for relocatables
Alan Cox [Sun, 25 Jan 2015 15:57:44 +0000 (15:57 +0000)]
z80/6502: final (hopefully) alternate magic bytes for relocatables

9 years agoz80: define PROGLOAD in the asm side of things, also tidy PROG_BASE to match C PROGBASE
Alan Cox [Sun, 25 Jan 2015 15:54:08 +0000 (15:54 +0000)]
z80: define PROGLOAD in the asm side of things, also tidy PROG_BASE to match C PROGBASE

This gives us the foundation to do relocation handling by passing the start of user
code its address in IY