URL
https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
Subversion Repositories openrisc_2011-10-31
Compare Revisions
- This comparison shows the changes necessary to convert path
/openrisc
- from Rev 452 to Rev 453
- ↔ Reverse comparison
Rev 452 → Rev 453
/trunk/gnu-src/gcc-4.5.1/libgcc/config/or32/crti.S
22,6 → 22,7
|
.section .init |
.global __init |
l.nop # So __init doesn't start at 0 |
__init: |
l.addi r1,r1,-4 |
l.sw 0(r1),r9 |
/trunk/gnu-src/gcc-4.5.1/libgcc/config/or32/crtn.S
21,13 → 21,11
# <http://www.gnu.org/licenses/>. |
|
.section .init |
__init: |
l.lwz r9,0(r1) |
l.jr r9 |
l.addi r1,r1,4 |
|
.section .fini |
__fini: |
l.lwz r9,0(r1) |
l.jr r9 |
l.addi r1,r1,4 |
/trunk/gnu-src/gcc-4.5.1/gcc/ChangeLog.or32
1,3 → 1,13
2010-12-19 Jeremy Bennett <jeremy.bennett@embecosm.com> |
|
* config.gcc <or32-*-linux*>: Remove extra_parts. |
* config/or32/crti.S (__init): Add l.nop, so doesn't start at zero. |
|
2010-12-19 Jeremy Bennett <jeremy.bennett@embecosm.com> |
|
* config/or32/crtn.S (__init, __fini): remove labels. |
* config.gcc <or32-*-linux*>: Add crti.o and crt.n to extra_parts. |
|
2010-12-16 Joern Rennecke <joern.rennecke@embecosm.com> |
|
* config.gcc (or32-*-elf*) <tm_defines>: |
/trunk/gnu-src/gcc-4.5.1/gcc/config/or32/crti.S
20,8 → 20,11
# see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
# <http://www.gnu.org/licenses/>. |
|
# This is not needed in Linux, and probably not needed in ELF, but left here |
# until we've checked it out. |
.section .init |
.global __init |
l.nop # So __init doesn't start at 0 |
__init: |
l.addi r1,r1,-4 |
l.sw 0(r1),r9 |
/trunk/gnu-src/gcc-4.5.1/gcc/config/or32/crtn.S
21,13 → 21,11
# <http://www.gnu.org/licenses/>. |
|
.section .init |
__init: |
l.lwz r9,0(r1) |
l.jr r9 |
l.addi r1,r1,4 |
|
.section .fini |
__fini: |
l.lwz r9,0(r1) |
l.jr r9 |
l.addi r1,r1,4 |
/trunk/gnu-src/site.exp
3,6 → 3,9
set boards_dir {} |
} |
|
send_user "tool_root_dir = $tool_root_dir\n" |
send_user "target_triplet = $target_triplet\n" |
|
# Crude way of finding the boards directory |
lappend boards_dir "${tool_root_dir}/../boards" |
lappend boards_dir "${tool_root_dir}/../../boards" |
12,6 → 15,9
global target_list |
case "$target_triplet" in { |
{ "or32-*-elf" } { |
set target_list { "or32-sim" } |
set target_list { "or32-elf-sim" } |
} |
{ "or32-*-linux*" } { |
set target_list { "or32-linux-sim" } |
} |
} |
/trunk/gnu-src/gdb-7.2/gdb/gdbserver/linux-or32-low.c
108,8 → 108,15
} |
|
|
/*! Some useful GDB register numbers. */ |
#define GDB_REGNUM_R0 0 |
#define GDB_REGNUM_R31 31 |
#define GDB_REGNUM_PPC 32 |
#define GDB_REGNUM_NPC 33 |
#define GDB_REGNUM_SR 34 |
|
/*! This is the number of *GDB* registers. I.e. r0-r31, PPC, NPC and SR. */ |
#define or32_num_regs 35 |
#define or32_num_regs (GDB_REGNUM_SR + 1) |
|
|
/* -------------------------------------------------------------------------- */ |
130,7 → 137,7
/* -------------------------------------------------------------------------- */ |
/*!Predicate to indicate if a register can be read. |
|
For now, we believe all OR32 registers are readable. |
We mark r0 as not readable. |
|
@param[in] regno Register to read. |
|
140,7 → 147,7
static int |
or32_cannot_fetch_register (int regno) |
{ |
return (regno >= or32_num_regs); |
return (GDB_REGNUM_R0 == regno) || (regno >= or32_num_regs); |
|
} /* or32_cannot_fetch_register () */ |
|
148,7 → 155,7
/* -------------------------------------------------------------------------- */ |
/*!Predicate to indicate if a register can be written. |
|
For now, we believe all OR32 registers are writable. |
We mark r0 and the SR as not writeable. |
|
@param[in] regno Register to write. |
|
158,7 → 165,8
static int |
or32_cannot_store_register (int regno) |
{ |
return (regno >= or32_num_regs); |
return (GDB_REGNUM_R0 == regno) || (GDB_REGNUM_SR == regno) || |
(regno >= or32_num_regs); |
|
} /* or32_cannot_store_register () */ |
|
/trunk/gnu-src/boards/or32-sim.exp
File deleted
/trunk/gnu-src/boards/or32-linux-sim.exp
0,0 → 1,201
#!/bin/bash |
|
# Copyright (C) 2010 Embecosm Limited |
|
# Contributor Jeremy Bennett <jeremy.bennett@embecosm.com> |
# Contributor Joern Rennecke <joern.rennecke@embecosm.com> |
|
# This file is a board description for testing OpenRISC with uClibc and |
# Or1ksim running Linux. |
|
# This program is free software; you can redistribute it and/or modify it |
# under the terms of the GNU General Public License as published by the Free |
# Software Foundation; either version 3 of the License, or (at your option) |
# any later version. |
|
# This program is distributed in the hope that it will be useful, but WITHOUT |
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
# more details. |
|
# You should have received a copy of the GNU General Public License along |
# with this program. If not, see <http://www.gnu.org/licenses/>. |
|
# This is a list of toolchains that are supported on this board. |
set_board_info target_install {or32-linux} |
|
# No multilib options needed by default. |
process_multilib_options "" |
|
# Load the generic configuration for this board. This will define a basic set |
# of routines needed by the tool to communicate with the board. |
load_generic_config "unix" |
|
# Set up remote target info |
set_board_info hostname "192.168.0.3" |
set_board_info username root |
|
# Use the installed compilers to ensure we get search paths that will find |
# uClibc. |
send_user "set_board_info compiler /opt/or32-new/bin/or32-linux-gcc\n" |
global GCC_UNDER_TEST |
set GCC_UNDER_TEST "/opt/or32-new/bin/or32-linux-gcc" |
set_board_info compiler /opt/or32-new/bin/or32-linux-gcc |
set_board_info c++compiler /opt/or32-new/bin/or32-linux-g++ |
|
set_board_info connect telnet |
set_board_info shell_prompt "~ # " |
set_board_info telnet_username "root" |
set_board_info telnet_password "" |
|
set_board_info file_transfer ftp |
set_board_info ftp_username root |
set_board_info ftp_password "" |
|
# Custom proc to close a telnet session |
proc telnet_close {boardname} { |
set spawn_id [board_info $boardname fileid] |
verbose "Closing $boardname:$spawn_id" |
|
if { $spawn_id >= 0 } { |
catch {close -i $spawn_id} |
catch wait |
set spawn_id -1 |
|
set board_info($boardname,fileid) $spawn_id |
} |
} |
|
|
# Custom proc to exec programs using telnet |
proc telnet_exec {boardname cmd args} { |
global timeout |
global verbose |
set output "(no output)" |
|
verbose "Executing $boardname:$cmd $args" |
|
if { [llength $args] > 0 } { |
set pargs [lindex $args 0]; |
} else { |
set pargs "" |
} |
|
if [board_info $boardname exists shell_prompt] { |
set shell_prompt [board_info $boardname shell_prompt] |
} |
if ![info exists shell_prompt] { # if no prompt, then set it to |
something generic |
set shell_prompt ".*> " |
} |
|
#Start a new telnet session if one dosen't already exist |
if ![board_info $boardname exists fileid] { |
if {[telnet_open $boardname] == -1} { |
return [list -1 |
"telnet to $boardname failed for $cmd, couldn't begin |
telnet session"] |
} |
} |
|
set spawn_id [board_info $boardname fileid] |
set timeout 30 |
|
#Hit enter to make sure you get a shell prompt |
send -- "\r" |
|
expect { |
-re "$shell_prompt.*$" { |
verbose "Got a prompt" |
} |
default { |
telnet_close $boardname |
if {[telnet_open $boardname] != -1} { |
verbose "started new telnet session, spawn_id is [board_info |
$boardname fileid]" |
send -- "\r" |
exp_continue |
} else { |
return [list -1 "telnet to $boardname failed for $cmd, couldn't get |
a shell prompt"] |
} |
send -- "\r" |
exp_continue |
} |
} |
set timeout 10 |
send "$cmd $pargs\r" |
|
expect { |
-re "$shell_prompt.*$" { |
} |
timeout { |
if [info exists expect_out(buffer)] { |
set execute_output_string $expect_out(buffer) |
} |
telnet_close $boardname |
return "fail timeout" |
} |
} |
#Remove unesesary strings from the output string |
# |
#If the file path contains any "+" signs, it will mess things up when $cmd |
#is used as a regsub pattern (2 lines down), so we replace all "+"s with "." |
regsub -all "\\+" $cmd "." cmd |
regsub -all $cmd "$expect_out(buffer)" {} output |
regsub $shell_prompt $output {} output |
regsub -all "\[\r\n\]" $output {} output |
|
#Check the return status |
set timeout 30 |
send -- "echo \$?\r" |
expect -re "$shell_prompt.*$" |
|
#Regsub the output to get the status number |
regsub -all {echo \$\?} $expect_out(buffer) {} status |
regsub $shell_prompt $status {} status |
regsub -all "\[\r\n \]" $status {} status |
|
#This probably isn't neccessary.. |
if {[regexp {[0123456789]+} $status] != 1} { |
warning "status not a number, it is <$status>, setting it to 1" |
set status 1 |
} |
|
if {$status == 0} { |
return [list "0" "$output"] |
} else { |
return [list "1" "$output"] |
} |
} |
|
# Options for the simulator |
# set cfg_file [lookfor_file ${srcdir} libgloss/or32/sim.cfg] |
# set_board_info sim,options "-a \"-f ${cfg_file}\"" |
|
# We only support uClibc on this target. We assume that all multilib options |
# have been specified before we get here. |
# set_board_info compiler "[find_gcc]" |
|
# No linker script needed. |
set_board_info ldscript "" |
|
# This simulator isn't slow. |
set_board_info slow_simulator 0 |
|
# Can't pass arguments to programs on this target.. |
set_board_info noargs 1 |
|
# Used by a few gcc.c-torture testcases to delimit how large the stack can |
# be. |
set_board_info gcc,stack_size 65536 |
|
# GDB options |
|
# We can't do input in GDB (yet! HA!). It *will* do output, hurrah. |
set_board_info gdb,noinferiorio 1 |
# Or pass arguments. |
set_board_info gdb,noargs 1 |
set_board_info noargs 1 |
# And there's no support for signals. |
set_board_info gdb,nosignals 1 |
/trunk/gnu-src/boards/or32-elf-sim.exp
0,0 → 1,78
#!/bin/bash |
|
# Copyright (C) 2010 Embecosm Limited |
|
# Contributor Jeremy Bennett <jeremy.bennett@embecosm.com> |
# Contributor Joern Rennecke <joern.rennecke@embecosm.com> |
|
# This file is a board description for testing OpenRISC with newlib and Or1ksim |
|
# This program is free software; you can redistribute it and/or modify it |
# under the terms of the GNU General Public License as published by the Free |
# Software Foundation; either version 3 of the License, or (at your option) |
# any later version. |
|
# This program is distributed in the hope that it will be useful, but WITHOUT |
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
# more details. |
|
# You should have received a copy of the GNU General Public License along |
# with this program. If not, see <http://www.gnu.org/licenses/>. |
|
# This is a list of toolchains that are supported on this board. |
set_board_info target_install {or32-elf} |
|
# Load the generic configuration for this board. This will define a basic set |
# of routines needed by the tool to communicate with the board. |
load_generic_config "sim" |
|
# basic-sim.exp is a basic description for the standard Cygnus simulator. |
load_base_board_description "basic-sim" |
|
# The name of the sim subdir in src/sim. |
setup_sim or32 |
|
# Options for the simulator |
# set cfg_file [lookfor_file ${srcdir} libgloss/or32/sim.cfg] |
# set_board_info sim,options "-a \"-f ${cfg_file}\"" |
|
# No multilib options needed by default. |
process_multilib_options "" |
|
# We only support newlib on this |
# target. We assume that all multilib options have been specified |
# before we get here. |
|
# We do not specify the newlib include flags, since our strange file structure |
# doesn't work with the standard expect commands, and will end up generating a |
# blank -isystem option, which confuses things severely. |
|
# It's sufficient just to specify -mor32-newlib. Bit of a shame to specify it |
# both in cflags, which are also used when linking, so we'll get the libraries |
# OK as well. |
set_board_info compiler "[find_gcc]" |
set_board_info cflags "-mor32-newlib" |
|
# No linker script needed. |
set_board_info ldscript "" |
|
# This simulator isn't slow. |
set_board_info slow_simulator 0 |
|
# Can't pass arguments to programs on this target.. |
set_board_info noargs 1 |
|
# Used by a few gcc.c-torture testcases to delimit how large the stack can |
# be. |
set_board_info gcc,stack_size 65536 |
|
# GDB options |
|
# We can't do input in GDB (yet! HA!). It *will* do output, hurrah. |
set_board_info gdb,noinferiorio 1 |
# Or pass arguments. |
set_board_info gdb,noargs 1 |
set_board_info noargs 1 |
# And there's no support for signals. |
set_board_info gdb,nosignals 1 |