FUZIX.git
5 years agoatarist: get the timers and console working
Alan Cox [Sat, 16 Mar 2019 22:13:31 +0000 (22:13 +0000)]
atarist: get the timers and console working

No device drivers so you can't yet mount a file system

5 years agoatari-st: this gets us to the point the mono console kind of works-ish
Alan Cox [Sat, 16 Mar 2019 16:26:19 +0000 (16:26 +0000)]
atari-st: this gets us to the point the mono console kind of works-ish

Sufficient to print useful messages. We still need to debug this further and
sort out non mono displays.

5 years ago68000: add Atari ST bootblock checksumming tool
Alan Cox [Sat, 16 Mar 2019 16:24:40 +0000 (16:24 +0000)]
68000: add Atari ST bootblock checksumming tool

5 years agorc2014: fix up the banking code and update the bootloader
Alan Cox [Sat, 16 Mar 2019 00:22:26 +0000 (00:22 +0000)]
rc2014: fix up the banking code and update the bootloader

At this point the banked kernel appears to work. Needs a bit more testing and
to be tested on the actual board.

5 years agodevide: make the generic devide correct for banked and other cases
Alan Cox [Sat, 16 Mar 2019 00:21:51 +0000 (00:21 +0000)]
devide: make the generic devide correct for banked and other cases

Only map kernel back if we map something else

5 years agorc2014: lay groundwork to make rc2014 run a banked kernel.
Alan Cox [Fri, 15 Mar 2019 22:03:37 +0000 (22:03 +0000)]
rc2014: lay groundwork to make rc2014 run a banked kernel.

RC2014 has so many toys they do not all fit any more and there is still sound,
PIO and TMS9918A support to add!

This breaks everything. The loader needs a rewrite and the code debugging so
if you are doing a build go back before this commit

5 years agods1302: unify all the code and banked versions too
Alan Cox [Fri, 15 Mar 2019 22:01:47 +0000 (22:01 +0000)]
ds1302: unify all the code and banked versions too

5 years agodevfd_hw: add a banked version
Alan Cox [Fri, 15 Mar 2019 22:01:30 +0000 (22:01 +0000)]
devfd_hw: add a banked version

5 years agotrs80m1: fix banking to cover CODE4
Alan Cox [Fri, 15 Mar 2019 20:02:35 +0000 (20:02 +0000)]
trs80m1: fix banking to cover CODE4

5 years agomore type alignments
Alan Cox [Fri, 15 Mar 2019 19:21:40 +0000 (19:21 +0000)]
more type alignments

None of these really matter as uint8_t == uint_fast8_t for Z80 but it's good
to get it and the signed/unsigned clashes tidied up.

5 years agodev: sync more types
Alan Cox [Fri, 15 Mar 2019 19:21:19 +0000 (19:21 +0000)]
dev: sync more types

5 years agorc2014-tiny: align types
Alan Cox [Thu, 14 Mar 2019 14:34:10 +0000 (14:34 +0000)]
rc2014-tiny: align types

5 years agorc2014-sbc64: align types and fix a Makefile ordering bug
Alan Cox [Thu, 14 Mar 2019 14:09:50 +0000 (14:09 +0000)]
rc2014-sbc64: align types and fix a Makefile ordering bug

We need boot to be built to generate loader.inc, not to depend on boot.s

5 years agorc2014: align types
Alan Cox [Thu, 14 Mar 2019 14:00:35 +0000 (14:00 +0000)]
rc2014: align types

5 years agop112: align types
Alan Cox [Thu, 14 Mar 2019 13:38:36 +0000 (13:38 +0000)]
p112: align types

5 years agodevscsi: align types
Alan Cox [Thu, 14 Mar 2019 13:38:22 +0000 (13:38 +0000)]
devscsi: align types

5 years agodev: more device type alignment
Alan Cox [Wed, 13 Mar 2019 23:42:07 +0000 (23:42 +0000)]
dev: more device type alignment

5 years agon8vem-mark4: align types
Alan Cox [Wed, 13 Mar 2019 23:41:48 +0000 (23:41 +0000)]
n8vem-mark4: align types

5 years agomulticomp09: align types
Alan Cox [Wed, 13 Mar 2019 23:05:49 +0000 (23:05 +0000)]
multicomp09: align types

5 years agomtx: align with type changes and update TODO list
Alan Cox [Wed, 13 Mar 2019 23:01:35 +0000 (23:01 +0000)]
mtx: align with type changes and update TODO list

Time to move this onto real hardware with CF card support etc

5 years agomsx2: align types
Alan Cox [Wed, 13 Mar 2019 22:50:22 +0000 (22:50 +0000)]
msx2: align types

5 years agotty: fix some of the kputchar sign breakages
Alan Cox [Wed, 13 Mar 2019 22:34:50 +0000 (22:34 +0000)]
tty: fix some of the kputchar sign breakages

5 years agodragon-nx32: initial type resync
Alan Cox [Wed, 13 Mar 2019 22:32:36 +0000 (22:32 +0000)]
dragon-nx32: initial type resync

5 years agovt: align with type changes
Alan Cox [Wed, 13 Mar 2019 22:27:02 +0000 (22:27 +0000)]
vt: align with type changes

We ought to fix up the internal type usages but a lot of these lead into asm
code so some review is called for.

5 years agococo3: initial alignment of type changes
Alan Cox [Wed, 13 Mar 2019 22:26:03 +0000 (22:26 +0000)]
coco3: initial alignment of type changes

More to do eventually

5 years agococo2cart: align with type changes
Alan Cox [Wed, 13 Mar 2019 22:25:50 +0000 (22:25 +0000)]
coco2cart: align with type changes

5 years agodevsd:fix breakage from type conversions
Alan Cox [Wed, 13 Mar 2019 22:25:37 +0000 (22:25 +0000)]
devsd:fix breakage from type conversions

5 years agoamstradnc: align with uint_fast8_t and tty unsigned changes
Alan Cox [Wed, 13 Mar 2019 22:20:10 +0000 (22:20 +0000)]
amstradnc: align with uint_fast8_t and tty unsigned changes

5 years agov68: fix the devtty type changes that matter
Alan Cox [Wed, 13 Mar 2019 20:52:46 +0000 (20:52 +0000)]
v68: fix the devtty type changes that matter

5 years agov85: align with the _fast8_t changes
Alan Cox [Wed, 13 Mar 2019 20:52:28 +0000 (20:52 +0000)]
v85: align with the _fast8_t changes

5 years agov8080: align with the _fast8_t changes
Alan Cox [Wed, 13 Mar 2019 20:52:15 +0000 (20:52 +0000)]
v8080: align with the _fast8_t changes

5 years agodev: bring some of the core devices we need in line with uint_fast8_t
Alan Cox [Wed, 13 Mar 2019 20:51:32 +0000 (20:51 +0000)]
dev: bring some of the core devices we need in line with uint_fast8_t

We can defer a lot because only 8080/8085 at this point have it differing
from uint8_t

5 years agokernel: core changes to get uint_fast8_t into the drivr layer
Alan Cox [Wed, 13 Mar 2019 20:50:34 +0000 (20:50 +0000)]
kernel: core changes to get uint_fast8_t into the drivr layer

This whole set of work saves us a mindboggling 2.2K on 8080/8085 !

5 years agousermem: Fix accidentally 16bitisms
Alan Cox [Wed, 13 Mar 2019 20:48:55 +0000 (20:48 +0000)]
usermem: Fix accidentally 16bitisms

In some 32bit cases we use the generic valaddr(). Thus we shouldn't cast things
to 16bit or hardcode 0xFFFF. Fix these.

5 years agosyscall_exec32: using unsigned for names
Alan Cox [Wed, 13 Mar 2019 20:47:57 +0000 (20:47 +0000)]
syscall_exec32: using unsigned for names

5 years agomsm5832: sync to new prototypes
Alan Cox [Wed, 13 Mar 2019 18:53:29 +0000 (18:53 +0000)]
msm5832: sync to new prototypes

5 years agov8080: sync tty to new prototypes
Alan Cox [Wed, 13 Mar 2019 18:52:40 +0000 (18:52 +0000)]
v8080: sync tty to new prototypes

5 years agoide: optimise internal logic for uint_fast8_t
Alan Cox [Wed, 13 Mar 2019 18:52:17 +0000 (18:52 +0000)]
ide: optimise internal logic for uint_fast8_t

5 years agov8080: change to match new prototypes
Alan Cox [Wed, 13 Mar 2019 18:51:43 +0000 (18:51 +0000)]
v8080: change to match new prototypes

5 years agotty: use _fast8_t types
Alan Cox [Wed, 13 Mar 2019 18:44:19 +0000 (18:44 +0000)]
tty: use _fast8_t types

This affects the core and the platform code but as only 8080 and 8085 currently
have a non char fast type we don't have to fix it all up at once

5 years agov8080: add the floppy driver I forgot to commit originally
Alan Cox [Wed, 13 Mar 2019 18:31:47 +0000 (18:31 +0000)]
v8080: add the floppy driver I forgot to commit originally

5 years agov8080: low hanging fruit for _fast8_t
Alan Cox [Wed, 13 Mar 2019 18:30:26 +0000 (18:30 +0000)]
v8080: low hanging fruit for _fast8_t

5 years agov85: use _fast8_t types
Alan Cox [Wed, 13 Mar 2019 18:27:06 +0000 (18:27 +0000)]
v85: use _fast8_t types

5 years agokernel: use _fast8_t types
Alan Cox [Wed, 13 Mar 2019 18:26:32 +0000 (18:26 +0000)]
kernel: use _fast8_t types

5 years agodevide_discard: tidy up some particularly horrible code gen
Alan Cox [Wed, 13 Mar 2019 18:25:34 +0000 (18:25 +0000)]
devide_discard: tidy up some particularly horrible code gen

5 years agocpu: introduce _fast8_t types
Alan Cox [Wed, 13 Mar 2019 18:24:05 +0000 (18:24 +0000)]
cpu: introduce _fast8_t types

The 8080 compiler is much happier using 16bits for working values

5 years agocrt0_nostdio-z80: remove bogus ;
Alan Cox [Tue, 12 Mar 2019 23:21:02 +0000 (23:21 +0000)]
crt0_nostdio-z80: remove bogus ;

5 years agops: adopt new p_time meaning and tidy output further
Alan Cox [Tue, 12 Mar 2019 23:20:43 +0000 (23:20 +0000)]
ps: adopt new p_time meaning and tidy output further

5 years agokernel: change p_time (the start time)
Alan Cox [Tue, 12 Mar 2019 22:58:05 +0000 (22:58 +0000)]
kernel: change p_time (the start time)

We really want to know this in ticks not time otherwise it gets nonsensical
when you set the clock. In particular init is almost certainly created with a
bogus time of day.

It's then easy enough to fix ps to instead ask for the tick counter and do
the maths relative to current time to work out what is going on.

Also conveniently fixes the 2038 issue

5 years agotimer: actually we have until a bit after 2100 to fix this
Alan Cox [Tue, 12 Mar 2019 22:57:41 +0000 (22:57 +0000)]
timer: actually we have until a bit after 2100 to fix this

5 years agops: note something to revisit
Alan Cox [Tue, 12 Mar 2019 22:50:34 +0000 (22:50 +0000)]
ps: note something to revisit

5 years agoinode: fix the pipe deadlock
Alan Cox [Tue, 12 Mar 2019 22:48:06 +0000 (22:48 +0000)]
inode: fix the pipe deadlock

I think this will do the trick. It could do with more review and testing.

5 years agov85: don't keep temporaries
Alan Cox [Tue, 12 Mar 2019 22:02:08 +0000 (22:02 +0000)]
v85: don't keep temporaries

We are no longer debugging the discard tool

5 years agops: fix formatting messes
Alan Cox [Tue, 12 Mar 2019 22:01:38 +0000 (22:01 +0000)]
ps: fix formatting messes

5 years agov85: add discard segment
Alan Cox [Tue, 12 Mar 2019 22:01:10 +0000 (22:01 +0000)]
v85: add discard segment

We don't yet reclaim it for buffers

5 years agodiscard85: make this work
Alan Cox [Tue, 12 Mar 2019 21:59:35 +0000 (21:59 +0000)]
discard85: make this work

5 years agoack2kernel: don't core dump if code goes over the end of RAM
Alan Cox [Tue, 12 Mar 2019 21:59:18 +0000 (21:59 +0000)]
ack2kernel: don't core dump if code goes over the end of RAM

5 years agocpu-8080: clean up header a bit
Alan Cox [Tue, 12 Mar 2019 21:58:24 +0000 (21:58 +0000)]
cpu-8080: clean up header a bit

5 years agosyscall_fs: remove dead function
Alan Cox [Tue, 12 Mar 2019 16:51:10 +0000 (16:51 +0000)]
syscall_fs: remove dead function

5 years agosyscall_fs3: remove some temporaries that make code generation worse
Alan Cox [Tue, 12 Mar 2019 16:45:53 +0000 (16:45 +0000)]
syscall_fs3: remove some temporaries that make code generation worse

5 years agov85: use 8085 optimized tricks.s
Alan Cox [Tue, 12 Mar 2019 00:18:51 +0000 (00:18 +0000)]
v85: use 8085 optimized tricks.s

5 years ago8085: minimal optimizations for fixed bank
Alan Cox [Tue, 12 Mar 2019 00:18:33 +0000 (00:18 +0000)]
8085: minimal optimizations for fixed bank

5 years agousermem_std-8085: and with uput it's easy to do uget
Alan Cox [Tue, 12 Mar 2019 00:15:22 +0000 (00:15 +0000)]
usermem_std-8085: and with uput it's easy to do uget

5 years agousermem_std-8085: add optimized uput
Alan Cox [Tue, 12 Mar 2019 00:11:52 +0000 (00:11 +0000)]
usermem_std-8085: add optimized uput

5 years agov85: use 8085 optimization work
Alan Cox [Tue, 12 Mar 2019 00:07:33 +0000 (00:07 +0000)]
v85: use 8085 optimization work

5 years ago8085: some basic 8085 optimizing work
Alan Cox [Tue, 12 Mar 2019 00:07:14 +0000 (00:07 +0000)]
8085: some basic 8085 optimizing work

5 years agocpu-8080: remove a fixed fixme
Alan Cox [Tue, 12 Mar 2019 00:06:44 +0000 (00:06 +0000)]
cpu-8080: remove a fixed fixme

5 years ago68000: dw Makefile
Alan Cox [Mon, 11 Mar 2019 20:04:40 +0000 (20:04 +0000)]
68000: dw Makefile

5 years ago8080: commit games Makefile
Alan Cox [Mon, 11 Mar 2019 20:04:00 +0000 (20:04 +0000)]
8080: commit games Makefile

We don't build most games due a compiler problem

5 years agousermem: fix warning caused by missing cast
Alan Cox [Mon, 11 Mar 2019 14:17:57 +0000 (14:17 +0000)]
usermem: fix warning caused by missing cast

5 years agoeasy-z80: arrange memory map correctly for alignments
Alan Cox [Sun, 10 Mar 2019 23:33:54 +0000 (23:33 +0000)]
easy-z80: arrange memory map correctly for alignments

And with this it seems to actually work

5 years agoeasyz80: we need to di before setup
Alan Cox [Sun, 10 Mar 2019 01:05:59 +0000 (01:05 +0000)]
easyz80: we need to di before setup

5 years agosh: we don't use stdio so don't suck it in at all
Alan Cox [Sun, 10 Mar 2019 00:42:03 +0000 (00:42 +0000)]
sh: we don't use stdio so don't suck it in at all

And no .. fsh is still too big to run in 32K userspace sorry

5 years agosh: fix out of memory handling
Alan Cox [Sun, 10 Mar 2019 00:41:10 +0000 (00:41 +0000)]
sh: fix out of memory handling

The original code doesn't actually handle out of memory but explodes. On a PDP11
I guess that's merely annoying, on a Z80 it tends to break more. Add a proper
out of memory exit.

5 years agoz80: brk to the correct point in the relocatable binaries
Alan Cox [Sun, 10 Mar 2019 00:31:07 +0000 (00:31 +0000)]
z80: brk to the correct point in the relocatable binaries

In the cases where we couldn't put the relocations into the end of data and
make it BSS we end up with a binary that is a bit bigger than expected. Most
stuff doesn't care but for correctness and tight memory cases use brk() to
put the end of BSS back at the right point so future sbrk() calls give the
expected result.

5 years agorelocbin: Fix bogus BSS sizes
Alan Cox [Sun, 10 Mar 2019 00:29:43 +0000 (00:29 +0000)]
relocbin: Fix bogus BSS sizes

l__DATA is unsigned so the old check did not work, instead it wrote a large
effectively negative value in the header. Due to a pair of bugs in the kernel
that happened to sort of work.

The kernel is fixed. This patch fixes the toolchain.

5 years agousermem: correct wrapped sizes
Alan Cox [Sun, 10 Mar 2019 00:27:46 +0000 (00:27 +0000)]
usermem: correct wrapped sizes

There are cases it is valid to pass a base and size that wrap, if your user space
runs in the high memory area. On the Linc80 this shows up and breaks the
n_open optimizations because instead of FE00 200 giving 100 as it should it gives
an error.

This was also the bug that happened to save us with binaries with the wrong BSS
size

5 years agosyscall_exec16: Fix BSS wrap bug
Alan Cox [Sun, 10 Mar 2019 00:26:22 +0000 (00:26 +0000)]
syscall_exec16: Fix BSS wrap bug

If the binary fits but it has a huge BSS value then kernel wrongly allows it to
start. Because of some other bugs and quirks it ends up running sanely for most
platforms but the BSS is not cleared.

This breaks the current builds of /bin/sh so you'll need to build a new one with
the tools patches that follow this applied.

5 years agolinc80: send the console messages to SIO B
Alan Cox [Sun, 10 Mar 2019 00:24:31 +0000 (00:24 +0000)]
linc80: send the console messages to SIO B

5 years agoeasy-z80: add context switchers to the z80sio
Alan Cox [Sun, 10 Mar 2019 00:23:41 +0000 (00:23 +0000)]
easy-z80: add context switchers to the z80sio

As we use multiple banks for top of memory common copies we have no true
common so we need to land the serial I/O outside of common so must bank it in

5 years agoz80sio: we only want IRQ handlers to stack switch if needed
Alan Cox [Sun, 10 Mar 2019 00:22:55 +0000 (00:22 +0000)]
z80sio: we only want IRQ handlers to stack switch if needed

The other functions are only called in kernel context

5 years agoeasyz80: Fix up all the IM2 handling and serial stuff
Alan Cox [Sat, 9 Mar 2019 19:42:31 +0000 (19:42 +0000)]
easyz80: Fix up all the IM2 handling and serial stuff

5 years agoz80sio: Fix a bug in the linc80 logic and add macros for non fixed common cases
Alan Cox [Sat, 9 Mar 2019 19:41:58 +0000 (19:41 +0000)]
z80sio: Fix a bug in the linc80 logic and add macros for non fixed common cases

5 years agoeasyz80: fix SIO vector loading and CTC vectors
Alan Cox [Sat, 9 Mar 2019 17:32:22 +0000 (17:32 +0000)]
easyz80: fix SIO vector loading and CTC vectors

This gets us to the point timer events are happening but there is no input
response.

5 years agocp: remove struct assignment
Alan Cox [Sat, 9 Mar 2019 12:15:57 +0000 (12:15 +0000)]
cp: remove struct assignment

This allows it to build with older SDCC correctly

5 years agoeasy-z80: Initial port framework for easy-z80
Alan Cox [Fri, 8 Mar 2019 23:28:32 +0000 (23:28 +0000)]
easy-z80: Initial port framework for easy-z80

This in theory is a complete port to Max Malinov and Sergey Kiselev's
Easy Z80 SBC including CTC timing, serial port baud rate control and using IM2
and fast IM2 based serial handlers (but not yet softirq).

It's not yet been debugged/tested on any kind of emulation or actual board
however.

5 years agotrdify: Make .TRD disk images
Alan Cox [Thu, 7 Mar 2019 14:33:55 +0000 (14:33 +0000)]
trdify: Make .TRD disk images

This is used to generate pentagon and scorpion bootable floppy images for the
kernel

5 years agotgl6502: goodbye
Alan Cox [Thu, 7 Mar 2019 14:33:29 +0000 (14:33 +0000)]
tgl6502: goodbye

5 years agozxdiv48: a bug I noticed whilst working on pentagon
Alan Cox [Thu, 7 Mar 2019 14:33:04 +0000 (14:33 +0000)]
zxdiv48: a bug I noticed whilst working on pentagon

Still not tested/debugged yet

5 years agopentagon: more work in progress for fixed 16K ROM systems
Alan Cox [Thu, 7 Mar 2019 14:32:23 +0000 (14:32 +0000)]
pentagon: more work in progress for fixed 16K ROM systems

5 years agoscorpion: /dev/lp and turbo
Alan Cox [Thu, 7 Mar 2019 14:31:58 +0000 (14:31 +0000)]
scorpion: /dev/lp and turbo

5 years agopentagon1024: /dev/lp support and turbo
Alan Cox [Thu, 7 Mar 2019 14:31:22 +0000 (14:31 +0000)]
pentagon1024: /dev/lp support and turbo

5 years agodev: add generic lp driver
Alan Cox [Thu, 7 Mar 2019 14:30:56 +0000 (14:30 +0000)]
dev: add generic lp driver

5 years agoscorpion: Initial scorpion support (Scorpion 256)
Alan Cox [Wed, 6 Mar 2019 00:36:41 +0000 (00:36 +0000)]
scorpion: Initial scorpion support (Scorpion 256)

5 years agotricks-big: remove bogus leftover or
Alan Cox [Wed, 6 Mar 2019 00:35:15 +0000 (00:35 +0000)]
tricks-big: remove bogus leftover or

Fixes the crash when we use the lower banks

5 years agopentagon: add the tricks macros to keep in sync
Alan Cox [Tue, 5 Mar 2019 23:12:21 +0000 (23:12 +0000)]
pentagon: add the tricks macros to keep in sync

5 years agopentagon: bring back pieces from the pentagon1024
Alan Cox [Tue, 5 Mar 2019 23:06:16 +0000 (23:06 +0000)]
pentagon: bring back pieces from the pentagon1024

There is still much to be done to support older Pentagons but keep the tree in
sync

5 years agopentagon1024: get it building and running
Alan Cox [Tue, 5 Mar 2019 23:04:29 +0000 (23:04 +0000)]
pentagon1024: get it building and running

5 years agopentagon1024: add macros to make the tricks-big file shareable
Alan Cox [Tue, 5 Mar 2019 23:03:27 +0000 (23:03 +0000)]
pentagon1024: add macros to make the tricks-big file shareable

Scorpions need something a bit different

5 years agozx: tidy tty references
Alan Cox [Tue, 5 Mar 2019 23:03:06 +0000 (23:03 +0000)]
zx: tidy tty references