diff options
Diffstat (limited to 'roms/skiboot/test/sreset_world')
5 files changed, 305 insertions, 0 deletions
diff --git a/roms/skiboot/test/sreset_world/Makefile.check b/roms/skiboot/test/sreset_world/Makefile.check new file mode 100644 index 000000000..ec9fd2747 --- /dev/null +++ b/roms/skiboot/test/sreset_world/Makefile.check @@ -0,0 +1,48 @@ +SRESET_WORLD_TEST := test/sreset_world/sreset_kernel/sreset_kernel +SRESET_WORLD_STB_TEST := test/sreset_world/sreset_kernel/sreset_kernel.stb + +.PHONY: sreset_world-tests +# We only do the SMT tests as we don't do OPAL re-entry +sreset_world-tests: $(SRESET_WORLD_TEST:%=%-check-smt-mambo) +sreset_world-tests: $(SRESET_WORLD_TEST:%=%-check-smt-p9-mambo) + +sreset_world-tests: $(SRESET_WORLD_STB_TEST:%=%-check-stb-smt-mambo) +sreset_world-tests: $(SRESET_WORLD_STB_TEST:%=%-check-stb-smt-p9-mambo) + +boot-tests: sreset_world-tests +check: sreset_world-tests + +cc-name := $(shell $(CC) -v 2>&1 | grep -q "clang version" && echo clang || echo gcc) + +ifeq ($(cc-name),clang) +sreset_kernel_CFLAGS = --target=powerpc64-linux-gnu +endif +sreset_kernel_CFLAGS += -mbig-endian -m64 + +$(SRESET_WORLD_TEST:%=%-check-smt-mambo): %-check-smt-mambo: % skiboot.lid + $(call Q , BOOT TEST , THREADS=2 ./test/sreset_world/run_mambo_sreset.sh , $@) + +$(SRESET_WORLD_TEST:%=%-check-smt-p9-mambo): %-check-smt-p9-mambo: % skiboot.lid + $(call Q , BOOT TEST , THREADS=2 ./test/sreset_world/run_mambo_p9_sreset.sh , $@) + +$(SRESET_WORLD_STB_TEST:%=%-check-stb-smt-mambo): %-check-stb-smt-mambo: % skiboot.lid.stb + $(call Q , BOOT TEST , SKIBOOT_ENABLE_MAMBO_STB=1 THREADS=2 ./test/sreset_world/run_mambo_sreset.sh , $@) + +$(SRESET_WORLD_STB_TEST:%=%-check-stb-smt-p9-mambo): %-check-stb-smt-p9-mambo: % skiboot.lid.stb + $(call Q , BOOT TEST , SKIBOOT_ENABLE_MAMBO_STB=1 THREADS=2 ./test/sreset_world/run_mambo_p9_sreset.sh , $@) + +test/sreset_world/sreset_kernel/sreset_kernel.o: test/sreset_world/sreset_kernel/sreset_kernel.S + $(call Q,CC, $(CC) $(sreset_kernel_CFLAGS) -c -o $@ $< ,$@) + +test/sreset_world/sreset_kernel/sreset_kernel: test/sreset_world/sreset_kernel/sreset_kernel.o + $(call Q,LD, $(LD) -EB -m elf64ppc -N -o $@ $^ , $@) + +test/sreset_world/sreset_kernel/sreset_kernel.stb: test/sreset_world/sreset_kernel/sreset_kernel libstb/create-container + $(call Q,STB-DEVELOPMENT-SIGNED-CONTAINER,$(SRC)/libstb/sign-with-local-keys.sh $< $@ $(SRC)/libstb/keys/,$@) + + +clean: sreset_world-test-clean + +sreset_world-test-clean: + $(RM) test/sreset_world/sreset_kernel/sreset_kernel + $(RM) test/sreset_world/sreset_kernel/sreset_kernel.o diff --git a/roms/skiboot/test/sreset_world/run_mambo_p9_sreset.sh b/roms/skiboot/test/sreset_world/run_mambo_p9_sreset.sh new file mode 100755 index 000000000..1f6524000 --- /dev/null +++ b/roms/skiboot/test/sreset_world/run_mambo_p9_sreset.sh @@ -0,0 +1,76 @@ +#!/bin/bash + +if [ -z "$P9MAMBO_PATH" ]; then + P9MAMBO_PATH=/opt/ibm/systemsim-p9/ +fi + +if [ -z "$P9MAMBO_BINARY" ]; then + P9MAMBO_BINARY="/run/p9/power9" +fi + +if [ ! -x "$P9MAMBO_PATH/$P9MAMBO_BINARY" ]; then + echo "Could not find executable P9MAMBO_BINARY ($P9MAMBO_PATH/$P9MAMBO_BINARY). Skipping sreset_world test"; + exit 0; +fi + +if [ -n "$KERNEL" ]; then + echo 'Please rebuild skiboot without KERNEL set. Skipping sreset_world test'; + exit 0; +fi + +if [ ! $(command -v expect) ]; then + echo 'Could not find expect binary. Skipping sreset_world test'; + exit 0; +fi + +if [ -n "$SKIBOOT_ENABLE_MAMBO_STB" ]; then + export SKIBOOT_ZIMAGE=$(pwd)/test/sreset_world/sreset_kernel/sreset_kernel.stb + export SKIBOOT_CVC_CODE=$(pwd)/external/mambo/cvc.bin +else + export SKIBOOT_ZIMAGE=$(pwd)/test/sreset_world/sreset_kernel/sreset_kernel +fi + +# Currently getting some core dumps from mambo, so disable them! +ulimit -c 0 + +t=$(mktemp) || exit 1 + +trap "rm -f -- '$t'" EXIT + +( cd external/mambo; +cat <<EOF | expect +set timeout 30 +spawn $P9MAMBO_PATH/$P9MAMBO_BINARY -n -f ../../test/sreset_world/run_sreset_world.tcl +expect { +timeout { send_user "\nTimeout waiting for hello world\n"; exit 1 } +eof { send_user "\nUnexpected EOF\n"; exit 1 } +"Machine Check Stop" { exit 1;} +"Hello World!" +} +expect { +timeout { send_user "\nTimeout waiting for Hello SRESET\n"; exit 1 } +eof { send_user "\nUnexpected EOF\n"; exit 1 } +"Machine Check Stop" { exit 1;} +"Hello SRESET!" +} +expect { +timeout { send_user "\nTimeout waiting for shutdown\n"; exit 1} +eof { send_user "\nUnexpected EOF\n"; exit 1} +"Machine Check Stop" { exit 1;} +"Execution stopped: Sim Support exit requested stop" +} +wait +exit 0 +EOF +) 2>&1 > $t + +r=$? +if [ $r != 0 ]; then + cat $t + exit $r +fi + +if [ -n "$V" ] ; then cat "$t" ; fi +rm -f -- "$t" +trap - EXIT +exit 0; diff --git a/roms/skiboot/test/sreset_world/run_mambo_sreset.sh b/roms/skiboot/test/sreset_world/run_mambo_sreset.sh new file mode 100755 index 000000000..298a582f8 --- /dev/null +++ b/roms/skiboot/test/sreset_world/run_mambo_sreset.sh @@ -0,0 +1,76 @@ +#!/bin/bash + + +if [ -z "$MAMBO_PATH" ]; then + MAMBO_PATH=/opt/ibm/systemsim-p8/ +fi + +if [ -z "$MAMBO_BINARY" ]; then + MAMBO_BINARY="/run/pegasus/power8" +fi + +if [ ! -x "$MAMBO_PATH/$MAMBO_BINARY" ]; then + echo "Could not find executable MAMBO_BINARY ($MAMBO_PATH/$MAMBO_BINARY). Skipping sreset_world test"; + exit 0; +fi + +if [ -n "$KERNEL" ]; then + echo 'Please rebuild skiboot without KERNEL set. Skipping sreset_world test'; + exit 0; +fi + +if [ ! $(command -v expect) ]; then + echo 'Could not find expect binary. Skipping sreset_world test'; + exit 0; +fi + +if [ -n "$SKIBOOT_ENABLE_MAMBO_STB" ]; then + export SKIBOOT_ZIMAGE=$(pwd)/test/sreset_world/sreset_kernel/sreset_kernel.stb +else + export SKIBOOT_ZIMAGE=$(pwd)/test/sreset_world/sreset_kernel/sreset_kernel +fi + +# Currently getting some core dumps from mambo, so disable them! +ulimit -c 0 + +t=$(mktemp) || exit 1 + +trap "rm -f -- '$t'" EXIT + +( cd external/mambo; +cat <<EOF | expect +set timeout 30 +spawn $MAMBO_PATH/$MAMBO_BINARY -n -f ../../test/sreset_world/run_sreset_world.tcl +expect { +timeout { send_user "\nTimeout waiting for hello world\n"; exit 1 } +eof { send_user "\nUnexpected EOF\n"; exit 1 } +"Machine Check Stop" { exit 1;} +"Hello World!" +} +expect { +timeout { send_user "\nTimeout waiting for Hello SRESET\n"; exit 1 } +eof { send_user "\nUnexpected EOF\n"; exit 1 } +"Machine Check Stop" { exit 1;} +"Hello SRESET!" +} +expect { +timeout { send_user "\nTimeout waiting for shutdown\n"; exit 1} +eof { send_user "\nUnexpected EOF\n"; exit 1} +"Machine Check Stop" { exit 1;} +"Execution stopped: Sim Support exit requested stop" +} +wait +exit 0 +EOF +) 2>&1 > $t + +r=$? +if [ $r != 0 ]; then + cat $t + exit $r +fi + +if [ -n "$V" ] ; then cat "$t" ; fi +rm -f -- "$t" +trap - EXIT +exit 0; diff --git a/roms/skiboot/test/sreset_world/run_sreset_world.tcl b/roms/skiboot/test/sreset_world/run_sreset_world.tcl new file mode 100644 index 000000000..38da0d235 --- /dev/null +++ b/roms/skiboot/test/sreset_world/run_sreset_world.tcl @@ -0,0 +1,6 @@ +source ../../external/mambo/skiboot.tcl +source ../../external/mambo/mambo_utils.tcl + +mysim go +mysim memory fwrite 0x30000000 0x500000 skiboot-sreset_world.dump +exit diff --git a/roms/skiboot/test/sreset_world/sreset_kernel/sreset_kernel.S b/roms/skiboot/test/sreset_world/sreset_kernel/sreset_kernel.S new file mode 100644 index 000000000..08960d589 --- /dev/null +++ b/roms/skiboot/test/sreset_world/sreset_kernel/sreset_kernel.S @@ -0,0 +1,99 @@ +// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later +/* + * Test the SRESET OPAL call in Mambo by + * having a bit of fun printing 'Hello World' from the SRESET vector. + * + * Copyright 2013-2017 IBM Corp. + */ + + . = 0x0 + .globl _start +_start: +/* + * Save some values passed in from skiboot into registers that are + * non-volatile over OPAL calls. + * r8 is the OPAL base + * r9 is the OPAL entry point point + */ + mr %r13, %r8 + mr %r14, %r9 + + bl here +here: mflr %r8 /* work out where we are running */ + subi %r8, %r8, here - _start + /* Stash OPAL base and entry point somewhere SRESET can find it */ + li %r6, 0xe0 + std %r13, 0(%r6) + std %r14, 8(%r6) + std %r8, 16(%r6) + addi %r6, %r8, sreset_code_end - _start + addi %r7, %r8, sreset_code - _start + li %r10, 0x100 +c: + lwa %r9, 0(%r7) + stw %r9, 0(%r10) + addi %r7,%r7,4 + addi %r10,%r10,4 + cmpd %r7,%r6 + bne c + sync + icbi 0,%r0 + sync + isync + + li %r0, 1 /* OPAL_CONSOLE_WRITE */ + li %r3, 0 /* terminal 0 */ + addi %r4, %r8, len - _start /* ptr to length of string */ + addi %r5, %r8, str - _start /* ptr to string start */ + mr %r2, %r13 + mtctr %r14 + bctrl + + li %r0, 145 /* OPAL_SIGNAL_SYSTEM_RESET */ + li %r3, -2 /* All *OTHER* CPUs */ + mr %r2, %r13 + mtctr %r14 + bctrl + + /* We shouldn't get here but if we do, just wait here */ + b . + +sreset_code: + li %r6, 0xe0 + ld %r13, 0(%r6) + ld %r14, 8(%r6) + ld %r8, 16(%r6) /* "here" */ + li %r0, 1 /* OPAL_CONSOLE_WRITE */ + li %r3, 0 /* terminal 0 */ + li %r4, len2 - _start + li %r5, str2 - _start + add %r4, %r8, %r4 + add %r5, %r8, %r5 + mr %r2, %r13 + mtctr %r14 + bctrl + li %r0, 5 /* OPAL_CEC_POWER_DOWN */ + li %r3, 0 /* normal shutdown */ + mr %r2, %r13 + mtctr %r14 + bctrl + + /* We shouldn't get here but if we do, just wait here */ + b . + +sreset_code_end: + +len: + .long 0x00 + .long (strend - str) +str: + .string "Hello World!\n" +strend: + +len2: + .long 0x00 + .long (str2end - str2) +str2: + .string "Hello SRESET!\n" +str2end: + |