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libgloss: have README point to the manual 

The README has such little info in it, so point people to the much
more extensive porting manual.
This commit is contained in:
Mike Frysinger 2022-02-13 02:35:45 -05:00
parent 7a1c557b8e
commit 2d53aadcc5
2 changed files with 16 additions and 16 deletions
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16
libgloss/README
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@ -1,11 +1,5 @@
bfin - Analog Devices Blackfin processor.
sparc - Fujitsu Sparclite board. Works on the ex930, ex931, ex933
hp74x - Hewlett Packard HP742 board. Also some support for the hp743.
m68hc11 - Motorola 68HC11 or 68HC12 support.
m68k - Motorola MVME135 and IDP board. For CPU32 systems.
mep - Toshiba Media Processor.
pa - WinBond and Oki boards with a PA.
mips - R3000 support. Array Tech LSI33k based RAID disk controller.
lm32 - Lattice Mico32 simulator.
epiphany - Adapteva Epiphany multicore processor.
or1k - OpenRISC 1000 processor.
Libgloss is a library for all the details that usually get glossed over.
This library refers to things like startup code, and usually I/O support
for GCC and the C library.
For more details, see the manual under doc/.

16
libgloss/doc/porting.texi
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@ -136,16 +136,22 @@ new library is called Libgloss, for Gnu Low-level OS support.
@node Supported targets, Building libgloss, Libgloss, Libgloss
@section Supported Targets
Currently libgloss is being used for the following targets:
Currently libgloss is being used for at least the following targets:
@menu
* Blackfin:: Analog Devices, Inc. Blackfin processor.
* Sparclite:: Fujitsu's sparclite.
* CPU32:: Various m68k based targets.
* Mips:: Mips code based targets.
* PA-RISC:: Precision Risc Organization..
@end menu
@node Sparclite, CPU32, , Supported targets
@node Blackfin
@subsection Blackfin Targets Supported
This is for the Analog Devices, Inc. Blackfin family of processors.
Currently this covers all versions except for the BF535.
@node Sparclite
@subsection Sparclite Targets Supported
@c FIXME: put links to the docs in etc/targetdoc
This is for the Fujitsu Sparclite family of processors. Currently this
@ -161,7 +167,7 @@ shell in the ROM. GDB uses the the GDB remote protocol, the relevant
source files from the gdb sources are remote-sparcl.c. The debug stub is
part of libgloss and is called sparcl-stub.c.
@node CPU32, Mips, Sparclite, Supported targets
@node CPU32
@subsection Motorola CPU32 Targets supported
This refers to Motorola's m68k based CPU32 processor family. The crt0.S
startup file should be usable with any target environment, and it's
@ -184,7 +190,7 @@ target environment in the GDB source tree. The relevant files are
gdb/monitor.c, monitor.h, and rom58k-rom.c. The usage of these files is
discussed in the GDB section.
@node Mips, PA-RISC, CPU32, Supported targets
@node Mips
@subsection Mips core Targets Supported
The Crt0 startup file should run on any mips target that doesn't require
additional hardware initialization. The I/O code so far only supports a
@ -206,7 +212,7 @@ LSI's @code{pmon} ROM monitor. This uses entry points into the monitor,
and should easily port to other versions of the pmon monitor. Pmon is
distributed in source by LSI.
@node PA-RISC, , Mips, Supported targets
@node PA-RISC
@subsection PA-RISC Targets Supported
This supports the various boards manufactured by the HP-PRO consortium.
This is a group of companies all making variations on the PA-RISC