diff options
Diffstat (limited to 'meta-xilinx-core/recipes-devtools/qemu/files/qemu-system-aarch64-multiarch')
-rw-r--r-- | meta-xilinx-core/recipes-devtools/qemu/files/qemu-system-aarch64-multiarch | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/meta-xilinx-core/recipes-devtools/qemu/files/qemu-system-aarch64-multiarch b/meta-xilinx-core/recipes-devtools/qemu/files/qemu-system-aarch64-multiarch new file mode 100644 index 00000000..370e694b --- /dev/null +++ b/meta-xilinx-core/recipes-devtools/qemu/files/qemu-system-aarch64-multiarch @@ -0,0 +1,70 @@ +#!/usr/bin/env python3 + +# Xilinx QEMU wrapper to launch both PMU and APU instances (multiarch) +import os +import subprocess +import sys +import tempfile +import shutil + +binpath = os.path.dirname(os.path.abspath(__file__)) +mach_path = tempfile.mkdtemp() + + +# Separate PMU and APU arguments +APU_args = sys.argv[1:] +mbtype='' + +if '-pmu-args' in APU_args: + MB_args = APU_args[APU_args.index('-pmu-args')+1] + APU_args.remove('-pmu-args') + APU_args.remove(MB_args) + MB_args = MB_args.split() + PMU_rom = MB_args[MB_args.index('-kernel')+1] + mbtype='PMU' +elif '-plm-args' in APU_args: + MB_args = APU_args[APU_args.index('-plm-args')+1] + APU_args.remove('-plm-args') + APU_args.remove(MB_args) + MB_args = MB_args.split() + mbtype='PLM' +elif '--help' in APU_args: + mbtype='help' +else: + error_msg = '\nMultiarch not setup properly.' + sys.exit(error_msg) + +error_msg = None +if (mbtype == 'PMU' and os.path.exists(PMU_rom)) or mbtype == 'PLM': + + # We need to switch tcp serial arguments (if they exist, e.g. qemurunner) to get the output correctly + tcp_serial_ports = [i for i, s in enumerate(APU_args) if 'tcp:127.0.0.1:' in s] + + #NEED TO FIX for next yocto release (dont need to switch ports anymore, they will be provided correctly upstream + # We can only switch these if there are exactly two, otherwise we can't assume what is being executed so we leave it as is + if len(tcp_serial_ports) == 2: + APU_args[tcp_serial_ports[0]],APU_args[tcp_serial_ports[1]] = APU_args[tcp_serial_ports[1]],APU_args[tcp_serial_ports[0]] + + mb_cmd = binpath + '/qemu-system-microblazeel ' + ' '.join(MB_args) + ' -machine-path ' + mach_path + apu_cmd = binpath + '/qemu-system-aarch64 ' + ' '.join(APU_args) + ' -machine-path ' + mach_path + + # Debug prints + print('\n%s instance cmd: %s\n' % (mbtype, mb_cmd)) + print('APU instance cmd: %s\n' % apu_cmd) + + + # Invoke QEMU pmu instance + process_pmu = subprocess.Popen(mb_cmd, shell=True, stderr=subprocess.PIPE) + + # Invoke QEMU APU instance + process_apu = subprocess.Popen(apu_cmd, shell=True, stderr=subprocess.PIPE) + if process_apu.wait(): + error_msg = '\nQEMU APU instance failed:\n%s' % process_apu.stderr.read().decode() + +else: + if mbtype == 'PMU': + error_msg = '\nError: Missing PMU ROM: %s' % PMU_rom + error_msg += '\nSee "meta-xilinx/README.qemu.md" for more information on accquiring the PMU ROM.\n' + +shutil.rmtree(mach_path) +sys.exit(error_msg) |