diff options
Diffstat (limited to 'meta-xilinx-core/recipes-kernel/lopper/xilinx-lops/lop-xilinx-id-cpus.dts')
| -rw-r--r-- | meta-xilinx-core/recipes-kernel/lopper/xilinx-lops/lop-xilinx-id-cpus.dts | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/meta-xilinx-core/recipes-kernel/lopper/xilinx-lops/lop-xilinx-id-cpus.dts b/meta-xilinx-core/recipes-kernel/lopper/xilinx-lops/lop-xilinx-id-cpus.dts new file mode 100644 index 00000000..1468801a --- /dev/null +++ b/meta-xilinx-core/recipes-kernel/lopper/xilinx-lops/lop-xilinx-id-cpus.dts @@ -0,0 +1,135 @@ +/* + * Copyright (c) 2019,2020 Xilinx Inc. All rights reserved. + * + * Author: + * Bruce Ashfield <bruce.ashfield@xilinx.com> + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +/dts-v1/; + +/ { + compatible = "system-device-tree-v1,lop"; + lops { + compatible = "system-device-tree-v1,lop"; + lop_0_1 { + compatible = "system-device-tree-v1,lop,select-v1"; + select_1; + select_2 = "/.*:os,type:.*"; + lop_0_2 { + compatible = "system-device-tree-v1,lop,code-v1"; + inherit = "lopper_lib"; + code = " + for s in __selected__: + os_type = s['os,type'].value[0] + try: + domain_name = s.label + except: + domain_name = s.name + if not domain_name: + domain_name = s.name + try: + cpu = s['cpus'] + except: + print( '[ERROR]: os,type node, has no cpu reference' ) + try: + cpu_node = tree.pnode( cpu.value[0] ) + cpu_mask = cpu[1] + except: + print( '[ERROR]: os,type node, has invalid cpu reference' ) + + cpu_output = {} + cpus_refd, cpus_unrefd = lopper_lib.cpu_refs( tree, cpu ) + for c in cpus_refd: + cpu_type = c['compatible'].value[0] + cpu_output[cpu_type] = '{} {} {}'.format(cpu_type,domain_name,os_type) + + # print the summary lines + for o in cpu_output.values(): + print( '%s' % o ) + "; + }; + }; + lop_0_3 { + compatible = "system-device-tree-v1,lop,select-v1"; + select_1; + select_2 = "/.*:compatible:openamp,domain-v1"; + select_3 = ":!os,type:"; + select_4 = ":compatible:!xilinx,subsystem-v1"; + lop_0_3_1 { + compatible = "system-device-tree-v1,lop,code-v1"; + inherit = "lopper_lib"; + code = " + if __selected__: + print( '# global \\'all\\' domains' ) + # __selected__ are domains with no os,type specificiation + # we'll dump them to a global 'all' domain + for s in __selected__: + os_type = 'linux' + try: + domain_name = s.label + except: + domain_name = s.name + if not domain_name: + domain_name = s.name + try: + cpu = s['cpus'] + except: + print( '[ERROR]: os,type node, has no cpu reference' ) + try: + cpu_node = tree.pnode( cpu.value[0] ) + cpu_mask = cpu[1] + except: + print( '[ERROR]: os,type node, has invalid cpu reference' ) + + cpu_output = {} + cpus_refd, cpus_unrefd = lopper_lib.cpu_refs( tree, cpu ) + for c in cpus_refd: + cpu_type = c['compatible'].value[0] + cpu_output[cpu_type] = '{} {} {}'.format(cpu_type,domain_name,os_type) + + # print the summary lines + for o in cpu_output.values(): + print( '%s' % o ) + "; + }; + }; + lop_0_4 { + compatible = "system-device-tree-v1,lop,select-v1"; + select_1; + select_2 = "/.*:compatible:cpus,cluster"; + lop_0_3_1 { + compatible = "system-device-tree-v1,lop,code-v1"; + inherit = "lopper_lib"; + code = " + cpu_output = {} + symbol_node = node.tree['/__symbols__'] + prop_dict = symbol_node.__props__ + for c in __selected__: + num_cpu = 0 + for c_node in c.subnodes( children_only = True ): + try: + cpu_node = c_node['device_type'].value[0] + num_cpu = c_node['reg'].value[0] + num_cpu = num_cpu + 1 + except: + cpu_node = None + if cpu_node: + match = [label for label,node_abs in prop_dict.items() if re.match(node_abs[0], c_node.abs_path) and len(node_abs[0]) == len(c_node.abs_path)] + cpu_name = match[0] + if num_cpu != 0: + cpu_type = c_node['compatible'].value[0] + dict_key = cpu_name + str(num_cpu) + cpu_output[dict_key] = '{} {} {} {} {}'.format(cpu_type, num_cpu-1, 'None', cpu_name, 'None') + + if cpu_output: + print( '# global core_number no-domain cpu_name' ) + + for o in cpu_output.values(): + print( '%s' % o ) + "; + }; + }; + }; +}; |