Commit Graph

12 Commits

Author SHA1 Message Date
imp
df01c2b09b Consolidate three copies of ZFS commands into a central location.
There's no reason to have multiple copies of lszfs and
reloadbe. Consolidate them into one location. Also ldi_get_size is the
same everywhere (except sparc64). Make it the same everywhere as the
common definition is more general and will work on spar64.
2018-02-21 15:57:36 +00:00
jhibbits
8edcc09486 Unify metadata load files for arm, mips, powerpc, sparc64
Summary:
All metadata.c files are very similar, with only trivial changes.  Unify them
into a single common file, with minor special-casing where needed.

Reviewed By: imp
Differential Revision: https://reviews.freebsd.org/D13978
2018-02-13 03:44:50 +00:00
imp
974e9d9ccc Add Lua as a scripting langauge to /boot/loader
liblua glues the lua run time into the boot loader. It implements all
the runtime routines that lua expects. In addition, it has a few
standard 'C' headers that nueter various aspects of the LUA build that
are too specific to lua to be in libsa. Many refinements from the
original code to improve implementation and the number of included lua
libraries. Use int64_t for lua_Number. Have "/boot/lua" be the default
module path. Numerous cleanups from the original GSoC project,
including hacking libsa to allow lua to be built with only one change
outside luaconf.h.

Add the final bit of lua glue to bring in liblua and plug into the
multiple interpreter framework, previously committed.

Add LOADER_LUA option, currently off by default.

Presently, this is an experimental option. One must opt-in to using
this by defining WITH_LOADER_LUA and WITHOUT_FORTH. It's been
lightly tested, so keep a backup copy of your old loader handy.
The menu code, coming in the next commit, hasn't been exhaustively
tested. A LUA boot loader is 60k larger than a FORTH one, which is
80k larger than a no-interpreter one. Subtle changes in size
may tip things past some subtle limit (the binary is ~430k now
when built with LUA). A future version may offer coexistance.

Bump FreeBSD version to 1200058 to mark the milestone.

Pedro Souza's 2014 Summer of Code project. Rui Paulo, Pedro Arthur,
Zakary Nafziger and Wojciech A. Koszek also contributed. Warner Losh
reworked it extensively into its current form.

Obtained from: https://wiki.freebsd.org/SummerOfCode2014/LuaLoader
Sponsored by: Google Summer of Code
Relnotes: Yes
MFC After: 1 month
Differential Review: https://reviews.freebsd.org/D14295
2018-02-12 15:31:53 +00:00
imp
6e1d5f978e Invent new LDR_INTERP for the loader interpreter to use. Use this in
preference to LIBFICL{,32}. LIBFICL{,32} are now always defined, but
LDR_INTERP{,32} is defined empty when building w/o forth (aka the
simple interpreter) and defined to LIBFICL{,32} when we are building
forth.
2018-02-02 15:40:49 +00:00
imp
450f8da6d5 Break out the interpreters (simple and forth) w/o ifdefs. This is
akin to what Pedro Souza and Wojciech Koszek did in the lua GSoC with
interp.h, interp_simple.c and changes to interp.c and interp_forth.c,
but completely redone from scratch.

This effectively restores the spirit of r326712 (my first attempt to
bring in Pedro's and Wojciech's work) updated for new requirements
that had silently broke their original work.  This change also differs
by using fixed function names instead of function pointers to simply
things. Only one interpreter at a time may be compiled in.

Also of note: we take a mutable string, pass it in via a const char *
pointer into intrp_forth's interp_run(). We then cast away the const
to pass into ficlExec since ficl would require extensive changes to
properly const-poison. See Sections 6.5.2.5 and 6.7.3 of C11 standard
noting it's only UB if you modify a const object through a non-const
pointer, but not char [] -> const char * -> char * as here.
2018-01-31 22:46:05 +00:00
imp
16b4ab39c5 Fix ubldr. uboot/lib uses defines for the loader. It's part of the
loader, but not compile as loader (it's building a library), so we
can't just include loader.mk for the defines. Move LOADER_DISK_SUPPORT
back to defs.mk for the moment.

Sponsored by: Netflix
2017-12-29 18:08:35 +00:00
imp
1e07b95bcf libficl is only ever used in a loader (never a boot) program. Move it
to loader.mk.

Sponsored by: Netflix
2017-12-18 04:51:45 +00:00
imp
3e70882dcb Move loader help file definitions to being 100% inside of loader.mk.
HELP_FILES is a loader only thing, so move it to loader.mk. Only
generate the help file if HELP_FILES is defined. Adjust Makefiles to
new convention. Fix a few cases where ${.CURDIR}/ was missing
resulting in missing bits from the help files.

Sponsored by: Netflix
2017-12-18 04:51:34 +00:00
imp
81aa4135b2 Move loader-only defines to loader.mk from defs.mk
Produces the same .o's, verified with md5.

Sponsored by: Netflix
2017-12-16 21:33:21 +00:00
imp
e5eb03c5be Revert r326792, r326784, r326772, r326712
Something subtle is creating problems for disk access on ubldr. Back
it out unti that can be sorted out.

Sponsored by: Netflix
2017-12-12 22:06:22 +00:00
imp
a639b14c02 Create interp class.
Create an interp class. Use it to separate out the different types of
interpreters: forth and simple with function pointers rather than
via #ifdefs.

Obtained from: lua boot loader project
    (via https://bsdimp@github.com/bsdimp/freebsd.git lua-bootloader)
Sponsored by: Netflix
2017-12-08 19:57:16 +00:00
imp
433bd38e3a Move sys/boot to stand. Fix all references to new location
Sponsored by:	Netflix
2017-11-14 23:02:19 +00:00