lrdpv2: add support for generating launcher scripts for t32 on Linux

Currently we only generate scripts that work on t32 on Windows. Add
support for launcher scripts targeting t32 on Linux.

Change-Id: I50a293925e181f1b2370d6f7b0df719facdce18a

linux-ramdump-parser-v2/ramdump.py

@@ -17,6 +17,9 @@ import gzip
 import functools
 import string
 import random
+import platform
+import stat
+
 from boards import get_supported_boards, get_supported_ids
 from tempfile import NamedTemporaryFile
 
@@ -435,7 +438,10 @@ class RamDump():
                 if urc < 0:
                     break
 
-    def __init__(self, vmlinux_path, nm_path, gdb_path, objdump_path, ebi, file_path, phys_offset, outdir, qtf_path, hw_id=None, hw_version=None, arm64=False, page_offset=None, qtf=False):
+    def __init__(self, vmlinux_path, nm_path, gdb_path, objdump_path, ebi,
+                 file_path, phys_offset, outdir, qtf_path, hw_id=None,
+                 hw_version=None, arm64=False, page_offset=None, qtf=False,
+                 t32_host_system=None):
         self.ebi_files = []
         self.phys_offset = None
         self.tz_start = 0
@@ -457,6 +463,7 @@ class RamDump():
         self.thread_size = 8192
         self.qtf_path = qtf_path
         self.qtf = qtf
+        self.t32_host_system = t32_host_system
         if ebi is not None:
             # TODO sanity check to make sure the memory regions don't overlap
             for file_path, start, end in ebi:
@@ -685,16 +692,22 @@ class RamDump():
                     (imemc, imemc_start, imemc_end, imemc_path))
         return True
 
-    # TODO support linux launcher, for when linux T32 actually happens
     def create_t32_launcher(self):
         out_path = self.outdir
 
+        t32_host_system = self.t32_host_system or platform.system()
+
         launch_config = open(out_path + '/t32_config.t32', 'wb')
         launch_config.write('OS=\n')
         launch_config.write('ID=T32_1000002\n')
+        if t32_host_system != 'Linux':
             launch_config.write('TMP=C:\\TEMP\n')
             launch_config.write('SYS=C:\\T32\n')
             launch_config.write('HELP=C:\\T32\\pdf\n')
+        else:
+            launch_config.write('TMP=/tmp\n')
+            launch_config.write('SYS=/opt/t32\n')
+            launch_config.write('HELP=/opt/t32/pdf\n')
         launch_config.write('\n')
         launch_config.write('PBI=SIM\n')
         launch_config.write('SCREEN=\n')
@@ -711,7 +724,9 @@ class RamDump():
 
         startup_script = open(out_path + '/t32_startup_script.cmm', 'wb')
 
-        if self.arm64 and (self.hw_id == 8916 or self.hw_id == 8939 or self.hw_id == 8936):
+        is_cortex_a53 = self.hw_id == 8916 or self.hw_id == 8939 or self.hw_id == 8936
+
+        if self.arm64 and is_cortex_a53:
             startup_script.write('sys.cpu CORTEXA53\n'.encode('ascii', 'ignore'))
         else:
             startup_script.write('sys.cpu {0}\n'.format(self.cpu_type).encode('ascii', 'ignore'))
@@ -724,7 +739,7 @@ class RamDump():
         if self.arm64:
             startup_script.write('Register.Set NS 1\n'.encode('ascii', 'ignore'))
 
-            if self.hw_id == 8916 or self.hw_id == 8939:
+            if is_cortex_a53:
                 startup_script.write('Data.Set SPR:0x30201 %Quad 0x000000008007D000\n'.encode('ascii', 'ignore'))
                 startup_script.write('Data.Set SPR:0x30202 %Quad 0x00000012B5193519\n'.encode('ascii', 'ignore'))
                 startup_script.write('Data.Set SPR:0x30A20 %Quad 0x000000FF440C0400\n'.encode('ascii', 'ignore'))
@@ -757,6 +772,8 @@ class RamDump():
             startup_script.write('mmu.scan\n'.encode('ascii', 'ignore'))
         startup_script.write(
             ('data.load.elf ' + os.path.abspath(self.vmlinux) + ' /nocode\n').encode('ascii', 'ignore'))
+
+        if t32_host_system != 'Linux':
             if self.arm64:
                 startup_script.write(
                      'task.config C:\\T32\\demo\\arm64\\kernel\\linux\\linux-3.x\\linux3.t32\n'.encode('ascii', 'ignore'))
@@ -767,6 +784,18 @@ class RamDump():
                     'task.config c:\\t32\\demo\\arm\\kernel\\linux\\linux.t32\n'.encode('ascii', 'ignore'))
                 startup_script.write(
                     'menu.reprogram c:\\t32\\demo\\arm\\kernel\\linux\\linux.men\n'.encode('ascii', 'ignore'))
+        else:
+            if self.arm64:
+                startup_script.write(
+                    'task.config /opt/t32/demo/arm64/kernel/linux/linux-3.x/linux3.t32\n'.encode('ascii', 'ignore'))
+                startup_script.write(
+                    'menu.reprogram /opt/t32/demo/arm64/kernel/linux/linux-3.x/linux.men\n'.encode('ascii', 'ignore'))
+            else:
+                startup_script.write(
+                    'task.config /opt/t32/demo/arm/kernel/linux/linux.t32\n'.encode('ascii', 'ignore'))
+                startup_script.write(
+                    'menu.reprogram /opt/t32/demo/arm/kernel/linux/linux.men\n'.encode('ascii', 'ignore'))
+
         startup_script.write('task.dtask\n'.encode('ascii', 'ignore'))
         startup_script.write(
             'v.v  %ASCII %STRING linux_banner\n'.encode('ascii', 'ignore'))
@@ -778,16 +807,29 @@ class RamDump():
                 'do {0}\n'.format(out_path + '/core0_regs.cmm').encode('ascii', 'ignore'))
         startup_script.close()
 
+        if t32_host_system != 'Linux':
             t32_bat = open(out_path + '/launch_t32.bat', 'wb')
             if self.arm64:
                 t32_binary = 'C:\\T32\\bin\\windows64\\t32MARM64.exe'
-        elif self.hw_id == 8916 or self.hw_id == 8939 or self.hw_id == 8936:
+            elif is_cortex_a53:
                 t32_binary = 'C:\\T32\\bin\\windows64\\t32MARM.exe'
             else:
                 t32_binary = 'c:\\t32\\t32MARM.exe'
-
             t32_bat.write(('start '+ t32_binary + ' -c ' + out_path + '/t32_config.t32, ' +
                           out_path + '/t32_startup_script.cmm').encode('ascii', 'ignore'))
+        else:
+            t32_bat = open(out_path + '/launch_t32.sh', 'wb')
+            if self.arm64:
+                t32_binary = '/opt/t32/bin/pc_linux64/t32marm64-qt'
+            elif is_cortex_a53:
+                t32_binary = '/opt/t32/bin/pc_linux64/t32marm-qt'
+            else:
+                t32_binary = '/opt/t32/bin/pc_linux64/t32marm-qt'
+            t32_bat.write('#!/bin/sh\n\n')
+            t32_bat.write('cd $(dirname $0)\n')
+            t32_bat.write('{} -c t32_config.t32, t32_startup_script.cmm &\n'.format(t32_binary))
+            os.chmod(out_path + '/launch_t32.sh', stat.S_IRWXU)
+
         t32_bat.close()
         print_out_str(
             '--- Created a T32 Simulator launcher (run {0}/launch_t32.bat)'.format(out_path))

linux-ramdump-parser-v2/ramparse.py

@@ -99,6 +99,9 @@ if __name__ == '__main__':
     parser.add_option('-o', '--outdir', dest='outdir', help='Output directory')
     parser.add_option('-s', '--t32launcher', action='store_true',
                       dest='t32launcher', help='Create T32 simulator launcher', default=False)
+    parser.add_option('', '--t32-host-system', dest='t32_host_system',
+                      metavar='HOST', choices=('Linux', 'Windows'),
+                      help='T32 host system (for launcher script generation). Supported choices: "Linux", "Windows". Defaults to the system ramparse.py is running on.')
     parser.add_option('-x', '--everything', action='store_true',
                       dest='everything', help='Output everything (may be slow')
     parser.add_option('-f', '--output-file', dest='outfile',
@@ -274,7 +277,8 @@ if __name__ == '__main__':
                    options.autodump, options.phys_offset, options.outdir, options.qtf_path,
                    options.force_hardware, options.force_hardware_version,
                    arm64=options.arm64,
-                   page_offset=options.page_offset, qtf=options.qtf)
+                   page_offset=options.page_offset, qtf=options.qtf,
+                   t32_host_system=options.t32_host_system)
 
     if options.shell or options.classic_shell:
         print("Entering interactive shell mode.")