diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/sreset_world/Makefile.check | 38 | ||||
| -rwxr-xr-x | test/sreset_world/run_mambo_p9_sreset.sh | 70 | ||||
| -rwxr-xr-x | test/sreset_world/run_mambo_sreset.sh | 72 | ||||
| -rw-r--r-- | test/sreset_world/run_sreset_world.tcl | 6 | ||||
| -rw-r--r-- | test/sreset_world/sreset_kernel/sreset_kernel.S | 112 | ||||
| -rw-r--r-- | test/sreset_world/sreset_kernel/sreset_kernel.ld | 29 |
6 files changed, 327 insertions, 0 deletions
diff --git a/test/sreset_world/Makefile.check b/test/sreset_world/Makefile.check new file mode 100644 index 0000000..0bd76a7 --- /dev/null +++ b/test/sreset_world/Makefile.check @@ -0,0 +1,38 @@ +SRESET_WORLD_TEST := test/sreset_world/sreset_kernel/sreset_kernel + +.PHONY: sreset_world-tests +sreset_world-tests: $(SRESET_WORLD_TEST:%=%-check-smt-mambo) +sreset_world-tests: $(SRESET_WORLD_TEST:%=%-check-smt-p9-mambo) +sreset_world-tests: $(SRESET_WORLD_TEST:%=%-check-mambo) +sreset_world-tests: $(SRESET_WORLD_TEST:%=%-check-p9-mambo) + +boot-tests: sreset_world-tests +check: sreset_world-tests + +$(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_TEST:%=%-check-mambo): %-check-mambo: % skiboot.lid + $(call Q , BOOT TEST , ./test/sreset_world/run_mambo_sreset.sh, $@) + +$(SRESET_WORLD_TEST:%=%-check-p9-mambo): %-check-p9-mambo: % skiboot.lid + $(call Q , BOOT TEST , ./test/sreset_world/run_mambo_p9_sreset.sh, $@) + +test/sreset_world/sreset_kernel/sreset_kernel.o: test/sreset_world/sreset_kernel/sreset_kernel.S test/sreset_world/sreset_kernel/sreset_kernel.ld + $(call Q,CC, $(CC) -mbig-endian -m64 -c -MMD -o $@ $< ,$@) + +sreset_kernel_LDFLAGS=-m64 -Wl,--build-id=none -T test/sreset_world/sreset_kernel/sreset_kernel.ld -ffreestanding -nostdlib -Ttext=0x0 -mbig-endian + +-include $(wildcard test/sreset_world/sreset_kernel/*.d) + +test/sreset_world/sreset_kernel/sreset_kernel: test/sreset_world/sreset_kernel/sreset_kernel.o + $(call Q,LD, $(CC) $(sreset_kernel_LDFLAGS) -o $@ $^ , $@) + +clean: sreset_world-test-clean + +sreset_world-test-clean: + $(RM) -f test/sreset_world/sreset_kernel/sreset_kernel + $(RM) -f test/sreset_world/sreset_kernel/sreset_kernel.[od] diff --git a/test/sreset_world/run_mambo_p9_sreset.sh b/test/sreset_world/run_mambo_p9_sreset.sh new file mode 100755 index 0000000..b69fe17 --- /dev/null +++ b/test/sreset_world/run_mambo_p9_sreset.sh @@ -0,0 +1,70 @@ +#!/bin/bash + +if [ -z "$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/$MAMBO_BINARY). Skipping sreset_world test"; + exit 0; +fi + +if [ -n "$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 + +export SKIBOOT_ZIMAGE=`pwd`/test/sreset_world/sreset_kernel/sreset_kernel + +# Currently getting some core dumps from mambo, so disable them! +OLD_ULIMIT_C=`ulimit -c` +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 } +"Hello World!" +} +expect { +timeout { send_user "\nTimeout waiting for Hello SRESET\n"; exit 1 } +eof { send_user "\nUnexpected EOF\n"; exit 1 } +"Hello SRESET!" +} +expect { +timeout { send_user "\nTimeout waiting for shutdown\n"; exit 1} +eof { send_user "\nUnexpected EOF\n"; 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 + +ulimit -c $OLD_ULIMIT_C + +rm -f -- "$t" +trap - EXIT +exit 0; diff --git a/test/sreset_world/run_mambo_sreset.sh b/test/sreset_world/run_mambo_sreset.sh new file mode 100755 index 0000000..1733c65 --- /dev/null +++ b/test/sreset_world/run_mambo_sreset.sh @@ -0,0 +1,72 @@ +#!/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 "$KERNEL" ]; then + echo 'Please rebuild skiboot without KERNEL set. Skipping sreset_world test'; + exit 0; +fi + +if [ ! `command -v expect` ]; then + echo 'Could not find expect binary. Skipping sreset_world test'; + exit 0; +fi + + +export SKIBOOT_ZIMAGE=`pwd`/test/sreset_world/sreset_kernel/sreset_kernel + +# Currently getting some core dumps from mambo, so disable them! +OLD_ULIMIT_C=`ulimit -c` +ulimit -c 0 + +t=$(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 } +"Hello World!" +} +expect { +timeout { send_user "\nTimeout waiting for Hello SRESET\n"; exit 1 } +eof { send_user "\nUnexpected EOF\n"; exit 1 } +"Hello SRESET!" +} +expect { +timeout { send_user "\nTimeout waiting for shutdown\n"; exit 1} +eof { send_user "\nUnexpected EOF\n"; 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 + +ulimit -c $OLD_ULIMIT_C + +rm -f -- "$t" +trap - EXIT +exit 0; diff --git a/test/sreset_world/run_sreset_world.tcl b/test/sreset_world/run_sreset_world.tcl new file mode 100644 index 0000000..d399a0d --- /dev/null +++ b/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 0x300000 skiboot-sreset_world.dump +exit diff --git a/test/sreset_world/sreset_kernel/sreset_kernel.S b/test/sreset_world/sreset_kernel/sreset_kernel.S new file mode 100644 index 0000000..33ad811 --- /dev/null +++ b/test/sreset_world/sreset_kernel/sreset_kernel.S @@ -0,0 +1,112 @@ +/* Copyright 2013-2017 IBM Corp. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + * implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/* + Test the SRESET OPAL call in Mambo by + having a bit of fun printing 'Hello World' from the SRESET vector. +*/ + + . = 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, -1 /* All 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: + diff --git a/test/sreset_world/sreset_kernel/sreset_kernel.ld b/test/sreset_world/sreset_kernel/sreset_kernel.ld new file mode 100644 index 0000000..d9bbc92 --- /dev/null +++ b/test/sreset_world/sreset_kernel/sreset_kernel.ld @@ -0,0 +1,29 @@ +ENTRY(_start) +SECTIONS +{ + .text : + { + _start = .; + *(.text) + } + + . = ALIGN(4096); + .data : + { + *(.rodata*) + *(.data*) + *(.sdata*) + *(.got2) + } + + . = ALIGN(4096); + .bss : + { + _edata = .; + __bss_start = .; + *(.sbss) + *(.bss) + *(COMMON) + _end = . ; + } +} |