From 73b9af2d25614952dbd22b8cdb7a5f9ab12a756d Mon Sep 17 00:00:00 2001 From: Gedare Bloom Date: Fri, 14 Mar 2014 14:22:30 -0400 Subject: sparc64/niagara: add bsp_fatal_handler to terminate execution Terminates the execution of niagara BSP when running in gem5. --- c/src/lib/libbsp/sparc64/niagara/Makefile.am | 5 +- .../lib/libbsp/sparc64/niagara/startup/bspclean.c | 22 +++ c/src/lib/libbsp/sparc64/niagara/startup/m5op.h | 90 ++++++++++++ .../libbsp/sparc64/niagara/startup/m5op_sparc.S | 153 +++++++++++++++++++++ c/src/lib/libbsp/sparc64/niagara/startup/m5ops.h | 83 +++++++++++ 5 files changed, 351 insertions(+), 2 deletions(-) create mode 100644 c/src/lib/libbsp/sparc64/niagara/startup/bspclean.c create mode 100644 c/src/lib/libbsp/sparc64/niagara/startup/m5op.h create mode 100644 c/src/lib/libbsp/sparc64/niagara/startup/m5op_sparc.S create mode 100644 c/src/lib/libbsp/sparc64/niagara/startup/m5ops.h diff --git a/c/src/lib/libbsp/sparc64/niagara/Makefile.am b/c/src/lib/libbsp/sparc64/niagara/Makefile.am index c251beed44..7cc2e810b6 100644 --- a/c/src/lib/libbsp/sparc64/niagara/Makefile.am +++ b/c/src/lib/libbsp/sparc64/niagara/Makefile.am @@ -32,13 +32,14 @@ nodist_include_HEADERS += ../../shared/include/coverhd.h EXTRA_DIST = ../shared/start/start.S -start.$(OBJEXT): ../shared/start/start.S +%.$(OBJEXT):%.S $(CPPASCOMPILE) -o $@ -c $< project_lib_DATA = start.$(OBJEXT) dist_project_lib_DATA += ../shared/startup/linkcmds -startup_SOURCES = ../../shared/bspclean.c ../../shared/bsplibc.c \ +startup_SOURCES = startup/bspclean.c startup/m5op_sparc.S \ + ../../shared/bsplibc.c \ ../../shared/bsppredriverhook.c ../../shared/bsppretaskinghook.c \ ../../shared/bsppost.c \ ../../shared/bootcard.c ../../shared/sbrk.c \ diff --git a/c/src/lib/libbsp/sparc64/niagara/startup/bspclean.c b/c/src/lib/libbsp/sparc64/niagara/startup/bspclean.c new file mode 100644 index 0000000000..88750aaa9c --- /dev/null +++ b/c/src/lib/libbsp/sparc64/niagara/startup/bspclean.c @@ -0,0 +1,22 @@ +/* + * Copyright (c) 2014 Gedare Bloom. + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + */ + +#include +#include +#include + +#include "m5op.h" + +void bsp_fatal_extension( + rtems_fatal_source source, + bool is_internal, + rtems_fatal_code code +) +{ + m5_exit(0); +} diff --git a/c/src/lib/libbsp/sparc64/niagara/startup/m5op.h b/c/src/lib/libbsp/sparc64/niagara/startup/m5op.h new file mode 100644 index 0000000000..9df9a7429f --- /dev/null +++ b/c/src/lib/libbsp/sparc64/niagara/startup/m5op.h @@ -0,0 +1,90 @@ +/* + * Copyright (c) 2003-2006 The Regents of The University of Michigan + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Authors: Nathan Binkert + * Ali Saidi + */ + +#ifndef __M5OP_H__ +#define __M5OP_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +#include + +void arm(uint64_t address); +void quiesce(void); +void quiesceNs(uint64_t ns); +void quiesceCycle(uint64_t cycles); +uint64_t quiesceTime(void); +uint64_t rpns(); +void wakeCPU(uint64_t cpuid); + +void m5_exit(uint64_t ns_delay); +void m5_fail(uint64_t ns_delay, uint64_t code); +uint64_t m5_initparam(void); +void m5_checkpoint(uint64_t ns_delay, uint64_t ns_period); +void m5_reset_stats(uint64_t ns_delay, uint64_t ns_period); +void m5_dump_stats(uint64_t ns_delay, uint64_t ns_period); +void m5_dumpreset_stats(uint64_t ns_delay, uint64_t ns_period); +uint64_t m5_readfile(void *buffer, uint64_t len, uint64_t offset); +uint64_t m5_writefile(void *buffer, uint64_t len, uint64_t offset, const char *filename); +void m5_debugbreak(void); +void m5_switchcpu(void); +void m5_addsymbol(uint64_t addr, char *symbol); +void m5_panic(void); +void m5_work_begin(uint64_t workid, uint64_t threadid); +void m5_work_end(uint64_t workid, uint64_t threadid); + +// These operations are for critical path annotation +void m5a_bsm(char *sm, const void *id, int flags); +void m5a_esm(char *sm); +void m5a_begin(int flags, char *st); +void m5a_end(void); +void m5a_q(const void *id, char *q, int count); +void m5a_dq(const void *id, char *q, int count); +void m5a_wf(const void *id, char *q, char *sm, int count); +void m5a_we(const void *id, char *q, char *sm, int count); +void m5a_ws(const void *id, char *q, char *sm); +void m5a_sq(const void *id, char *q, int count, int flags); +void m5a_aq(const void *id, char *q, int count); +void m5a_pq(const void *id, char *q, int count); +void m5a_l(char *lsm, const void *id, char *sm); +void m5a_identify(uint64_t id); +uint64_t m5a_getid(void); + +#define M5_AN_FL_NONE 0x0 +#define M5_AN_FL_BAD 0x2 +#define M5_AN_FL_LINK 0x10 +#define M5_AN_FL_RESET 0x20 + +#ifdef __cplusplus +} +#endif +#endif // __M5OP_H__ diff --git a/c/src/lib/libbsp/sparc64/niagara/startup/m5op_sparc.S b/c/src/lib/libbsp/sparc64/niagara/startup/m5op_sparc.S new file mode 100644 index 0000000000..40248ff8bf --- /dev/null +++ b/c/src/lib/libbsp/sparc64/niagara/startup/m5op_sparc.S @@ -0,0 +1,153 @@ +/* + * Copyright (c) 2003-2006 The Regents of The University of Michigan + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Authors: Nathan Binkert + * Ali Saidi + */ + +#define m5_op 0x2 +#define m5_op3 0x37 + +#include "m5ops.h" + +#define INST(func, rs1, rs2, rd) \ + .long (m5_op) << 30 | (rd) << 25 | (m5_op3) << 19 | (func) << 7 | \ + (rs1) << 14 | (rs2) << 0; + + +#define LEAF(func) \ + .section ".text"; \ + .align 4; \ + .global func; \ + .type func, #function; \ +func: + +#define END(func) \ + .size func, (.-func) + +#define DEBUGBREAK INST(debugbreak_func, 0, 0, 0) +#define M5EXIT INST(exit_func, 0, 0, 0) +#define PANIC INST(panic_func, 0, 0, 0) +#define READFILE INST(readfile_func, 0, 0, 0) + +LEAF(m5_exit) + retl + M5EXIT +END(m5_exit) + +LEAF(m5_panic) + retl + PANIC +END(m5_panic) + +LEAF(m5_readfile) + retl + READFILE +END(m5_readfile) + +LEAF(m5_debugbreak) + retl + DEBUGBREAK +END(m5_debugbreak) + +/* !!!!!! All code below here just panics !!!!!! */ +LEAF(arm) + retl + PANIC +END(arm) + +LEAF(quiesce) + retl + PANIC +END(quiesce) + +LEAF(quiesceNs) + retl + PANIC +END(quiesceNs) + +LEAF(quiesceCycle) + retl + PANIC +END(quiesceCycle) + +LEAF(quiesceTime) + retl + PANIC +END(quiesceTime) + +LEAF(m5_initparam) + retl + PANIC +END(m5_initparam) + +LEAF(m5_loadsymbol) + retl + PANIC +END(m5_loadsymbol) + +LEAF(m5_reset_stats) + retl + PANIC +END(m5_reset_stats) + +LEAF(m5_dump_stats) + retl + PANIC +END(m5_dump_stats) + +LEAF(m5_dumpreset_stats) + retl + PANIC +END(m5_dumpreset_stats) + +LEAF(m5_checkpoint) + retl + PANIC +END(m5_checkpoint) + +LEAF(m5_switchcpu) + retl + PANIC +END(m5_switchcpu) + +LEAF(m5_addsymbol) + retl + PANIC +END(m5_addsymbol) + +LEAF(m5_anbegin) + retl + PANIC +END(m5_anbegin) + +LEAF(m5_anwait) + retl + PANIC +END(m5_anwait) + + diff --git a/c/src/lib/libbsp/sparc64/niagara/startup/m5ops.h b/c/src/lib/libbsp/sparc64/niagara/startup/m5ops.h new file mode 100644 index 0000000000..8ff1ac42f1 --- /dev/null +++ b/c/src/lib/libbsp/sparc64/niagara/startup/m5ops.h @@ -0,0 +1,83 @@ +/* + * Copyright (c) 2003-2006 The Regents of The University of Michigan + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Authors: Nathan Binkert + * Ali Saidi + */ + +#define arm_func 0x00 +#define quiesce_func 0x01 +#define quiescens_func 0x02 +#define quiescecycle_func 0x03 +#define quiescetime_func 0x04 +#define rpns_func 0x07 +#define wakecpu_func 0x09 +#define deprecated1_func 0x10 // obsolete ivlb +#define deprecated2_func 0x11 // obsolete ivle +#define deprecated3_func 0x20 // deprecated exit function +#define exit_func 0x21 +#define fail_func 0x22 +#define initparam_func 0x30 +#define loadsymbol_func 0x31 +#define resetstats_func 0x40 +#define dumpstats_func 0x41 +#define dumprststats_func 0x42 +#define ckpt_func 0x43 +#define writefile_func 0x4F +#define readfile_func 0x50 +#define debugbreak_func 0x51 +#define switchcpu_func 0x52 +#define addsymbol_func 0x53 +#define panic_func 0x54 + +#define reserved2_func 0x56 // Reserved for user +#define reserved3_func 0x57 // Reserved for user +#define reserved4_func 0x58 // Reserved for user +#define reserved5_func 0x59 // Reserved for user + +#define work_begin_func 0x5a +#define work_end_func 0x5b + +// These operations are for critical path annotation +#define annotate_func 0x55 +#define an_bsm 0x1 +#define an_esm 0x2 +#define an_begin 0x3 +#define an_end 0x4 +#define an_q 0x6 +#define an_dq 0x7 +#define an_wf 0x8 +#define an_we 0x9 +#define an_rq 0xA +#define an_ws 0xB +#define an_sq 0xC +#define an_aq 0xD +#define an_pq 0xE +#define an_l 0xF +#define an_identify 0x10 +#define an_getid 0x11 + -- cgit v1.2.3