+# This file is Copyright (c) 2015 Sebastien Bourdeauducq <sb@m-labs.hk>
+# This file is Copyright (c) 2015-2019 Florent Kermarrec <florent@enjoy-digital.fr>
+# This file is Copyright (c) 2019 Mateusz Holenko <mholenko@antmicro.com>
+# This file is Copyright (c) 2018 Peter Gielda <pgielda@antmicro.com>
+# This file is Copyright (c) 2018 Sergiusz Bazanski <q3k@q3k.org>
+# This file is Copyright (c) 2016-2017 Tim 'mithro' Ansell <mithro@mithis.com>
+# This file is Copyright (c) 2018 William D. Jones <thor0505@comcast.net>
+# License: BSD
+
+
import os
import subprocess
import struct
import shutil
from litex.build.tools import write_to_file
-from litex.soc.integration import cpu_interface, soc_core, soc_sdram
-
-from litedram import sdram_init
+from litex.soc.integration import cpu_interface, soc_core
__all__ = ["soc_software_packages", "soc_directory",
"Builder", "builder_args", "builder_argdict"]
class Builder:
- def __init__(self, soc, output_dir=None,
+ def __init__(self, soc,
+ output_dir=None,
+ gateware_dir=None,
+ software_dir=None,
+ include_dir=None,
+ generated_dir=None,
compile_software=True, compile_gateware=True,
gateware_toolchain_path=None,
- csr_csv=None):
+ csr_json=None, csr_csv=None):
self.soc = soc
- if output_dir is None:
- output_dir = "soc_{}_{}".format(
- soc.__class__.__name__.lower(),
- soc.platform.name)
+
# From Python doc: makedirs() will become confused if the path
# elements to create include '..'
- self.output_dir = os.path.abspath(output_dir)
+ self.output_dir = os.path.abspath(output_dir or "soc_{}_{}".format(soc.__class__.__name__.lower(), soc.platform.name))
+ self.gateware_dir = os.path.abspath(gateware_dir or os.path.join(self.output_dir, "gateware"))
+ self.software_dir = os.path.abspath(software_dir or os.path.join(self.output_dir, "software"))
+ self.include_dir = os.path.abspath(include_dir or os.path.join(self.software_dir, "include"))
+ self.generated_dir = os.path.abspath(generated_dir or os.path.join(self.include_dir, "generated"))
+
self.compile_software = compile_software
self.compile_gateware = compile_gateware
self.gateware_toolchain_path = gateware_toolchain_path
self.csr_csv = csr_csv
+ self.csr_json = csr_json
self.software_packages = []
for name in soc_software_packages:
self.software_packages.append((name, src_dir))
def _generate_includes(self):
- cpu_type = self.soc.cpu_type
- memory_regions = self.soc.get_memory_regions()
- flash_boot_address = getattr(self.soc, "flash_boot_address", None)
- csr_regions = self.soc.get_csr_regions()
- constants = self.soc.get_constants()
-
- buildinc_dir = os.path.join(self.output_dir, "software", "include")
- generated_dir = os.path.join(buildinc_dir, "generated")
- os.makedirs(generated_dir, exist_ok=True)
-
- variables_contents = []
- def define(k, v):
- variables_contents.append("{}={}\n".format(k, _makefile_escape(v)))
- for k, v in cpu_interface.get_cpu_mak(self.soc.cpu):
- define(k, v)
- # Distinguish between LiteX and MiSoC.
- define("LITEX", "1")
- # Distinguish between applications running from main RAM and
- # flash for user-provided software packages.
- if "main_ram" in (m[0] for m in memory_regions):
- define("COPY_TO_MAIN_RAM", "1")
- else:
- define("COPY_TO_MAIN_RAM", "0")
- define("SOC_DIRECTORY", soc_directory)
- variables_contents.append("export BUILDINC_DIRECTORY\n")
- define("BUILDINC_DIRECTORY", buildinc_dir)
- for name, src_dir in self.software_packages:
- define(name.upper() + "_DIRECTORY", src_dir)
- write_to_file(
- os.path.join(generated_dir, "variables.mak"),
- "".join(variables_contents))
+ os.makedirs(self.include_dir, exist_ok=True)
+ os.makedirs(self.generated_dir, exist_ok=True)
- write_to_file(
- os.path.join(generated_dir, "output_format.ld"),
- cpu_interface.get_linker_output_format(self.soc.cpu))
- write_to_file(
- os.path.join(generated_dir, "regions.ld"),
- cpu_interface.get_linker_regions(memory_regions))
+ if self.soc.cpu_type is not None:
+ variables_contents = []
+ def define(k, v):
+ variables_contents.append("{}={}\n".format(k, _makefile_escape(v)))
+
+ for k, v in cpu_interface.get_cpu_mak(self.soc.cpu, self.compile_software):
+ define(k, v)
+ # Distinguish between LiteX and MiSoC.
+ define("LITEX", "1")
+ # Distinguish between applications running from main RAM and
+ # flash for user-provided software packages.
+ exec_profiles = {
+ "COPY_TO_MAIN_RAM" : "0",
+ "EXECUTE_IN_PLACE" : "0"
+ }
+ if "main_ram" in self.soc.mem_regions.keys():
+ exec_profiles["COPY_TO_MAIN_RAM"] = "1"
+ else:
+ exec_profiles["EXECUTE_IN_PLACE"] = "1"
+ for k, v in exec_profiles.items():
+ define(k, v)
+ define("SOC_DIRECTORY", soc_directory)
+ variables_contents.append("export BUILDINC_DIRECTORY\n")
+ define("BUILDINC_DIRECTORY", self.include_dir)
+ for name, src_dir in self.software_packages:
+ define(name.upper() + "_DIRECTORY", src_dir)
+
+ write_to_file(
+ os.path.join(self.generated_dir, "variables.mak"),
+ "".join(variables_contents))
+ write_to_file(
+ os.path.join(self.generated_dir, "output_format.ld"),
+ cpu_interface.get_linker_output_format(self.soc.cpu))
+ write_to_file(
+ os.path.join(self.generated_dir, "regions.ld"),
+ cpu_interface.get_linker_regions(self.soc.mem_regions))
write_to_file(
- os.path.join(generated_dir, "mem.h"),
- cpu_interface.get_mem_header(memory_regions, flash_boot_address))
+ os.path.join(self.generated_dir, "mem.h"),
+ cpu_interface.get_mem_header(self.soc.mem_regions))
+ write_to_file(
+ os.path.join(self.generated_dir, "soc.h"),
+ cpu_interface.get_soc_header(self.soc.constants))
write_to_file(
- os.path.join(generated_dir, "csr.h"),
- cpu_interface.get_csr_header(csr_regions, constants))
-
- if isinstance(self.soc, soc_sdram.SoCSDRAM):
- if hasattr(self.soc, "sdram"):
- write_to_file(
- os.path.join(generated_dir, "sdram_phy.h"),
- sdram_init.get_sdram_phy_c_header(
- self.soc.sdram.controller.settings.phy,
- self.soc.sdram.controller.settings.timing))
-
- def _generate_csr_csv(self):
- memory_regions = self.soc.get_memory_regions()
- csr_regions = self.soc.get_csr_regions()
- constants = self.soc.get_constants()
-
- csr_dir = os.path.dirname(os.path.realpath(self.csr_csv))
- os.makedirs(csr_dir, exist_ok=True)
+ os.path.join(self.generated_dir, "csr.h"),
+ cpu_interface.get_csr_header(self.soc.csr_regions,
+ self.soc.constants)
+ )
write_to_file(
- self.csr_csv,
- cpu_interface.get_csr_csv(csr_regions, constants, memory_regions))
+ os.path.join(self.generated_dir, "git.h"),
+ cpu_interface.get_git_header()
+ )
+
+ if hasattr(self.soc, "sdram"):
+ from litedram.init import get_sdram_phy_c_header
+ write_to_file(os.path.join(self.generated_dir, "sdram_phy.h"),
+ get_sdram_phy_c_header(
+ self.soc.sdram.controller.settings.phy,
+ self.soc.sdram.controller.settings.timing))
+
+ def _generate_csr_map(self, csr_json=None, csr_csv=None):
+ if csr_json is not None:
+ csr_dir = os.path.dirname(os.path.realpath(csr_json))
+ os.makedirs(csr_dir, exist_ok=True)
+ write_to_file(csr_json, cpu_interface.get_csr_json(self.soc.csr_regions, self.soc.constants, self.soc.mem_regions))
+
+ if csr_csv is not None:
+ csr_dir = os.path.dirname(os.path.realpath(csr_csv))
+ os.makedirs(csr_dir, exist_ok=True)
+ write_to_file(csr_csv, cpu_interface.get_csr_csv(self.soc.csr_regions, self.soc.constants, self.soc.mem_regions))
def _prepare_software(self):
for name, src_dir in self.software_packages:
- dst_dir = os.path.join(self.output_dir, "software", name)
+ dst_dir = os.path.join(self.software_dir, name)
os.makedirs(dst_dir, exist_ok=True)
def _generate_software(self, compile_bios=True):
if name == "bios" and not compile_bios:
pass
else:
- dst_dir = os.path.join(self.output_dir, "software", name)
+ dst_dir = os.path.join(self.software_dir, name)
makefile = os.path.join(src_dir, "Makefile")
if self.compile_software:
subprocess.check_call(["make", "-C", dst_dir, "-f", makefile])
def _initialize_rom(self):
- bios_file = os.path.join(self.output_dir, "software", "bios","bios.bin")
+ bios_file = os.path.join(self.software_dir, "bios", "bios.bin")
bios_data = soc_core.get_mem_data(bios_file, self.soc.cpu.endianness)
self.soc.initialize_rom(bios_data)
def build(self, toolchain_path=None, **kwargs):
- self.soc.finalize()
+ self.soc.platform.output_dir = self.output_dir
+ os.makedirs(self.gateware_dir, exist_ok=True)
+ os.makedirs(self.software_dir, exist_ok=True)
- os.makedirs(self.output_dir, exist_ok=True)
+ self.soc.finalize()
+ self._generate_includes()
if self.soc.cpu_type is not None:
self._prepare_software()
- self._generate_includes()
self._generate_software(not self.soc.integrated_rom_initialized)
if self.soc.integrated_rom_size and self.compile_software:
if not self.soc.integrated_rom_initialized:
self._initialize_rom()
- if self.csr_csv is not None:
- self._generate_csr_csv()
+ self._generate_csr_map(self.csr_json, self.csr_csv)
if self.gateware_toolchain_path is not None:
toolchain_path = self.gateware_toolchain_path
if "run" not in kwargs:
kwargs["run"] = self.compile_gateware
- vns = self.soc.build(build_dir=os.path.join(self.output_dir, "gateware"),
+ vns = self.soc.build(build_dir=self.gateware_dir,
toolchain_path=toolchain_path, **kwargs)
+ self.soc.do_exit(vns=vns)
return vns
def builder_args(parser):
parser.add_argument("--output-dir", default=None,
- help="output directory for generated "
- "source files and binaries")
+ help="base output directory for generated "
+ "source files and binaries (customizable "
+ "with --{gateware,software,include,generated}-dir)")
+ parser.add_argument("--gateware-dir", default=None,
+ help="output directory for gateware files")
+ parser.add_argument("--software-dir", default=None,
+ help="base output directory for software files")
+ parser.add_argument("--include-dir", default=None,
+ help="output directory for header files")
+ parser.add_argument("--generated-dir", default=None,
+ help="output directory for various generated files")
parser.add_argument("--no-compile-software", action="store_true",
help="do not compile the software, only generate "
"build infrastructure")
parser.add_argument("--csr-csv", default=None,
help="store CSR map in CSV format into the "
"specified file")
+ parser.add_argument("--csr-json", default=None,
+ help="store CSR map in JSON format into the "
+ "specified file")
def builder_argdict(args):
return {
"output_dir": args.output_dir,
+ "gateware_dir": args.gateware_dir,
+ "software_dir": args.software_dir,
+ "include_dir": args.include_dir,
+ "generated_dir": args.generated_dir,
"compile_software": not args.no_compile_software,
"compile_gateware": not args.no_compile_gateware,
"gateware_toolchain_path": args.gateware_toolchain_path,
- "csr_csv": args.csr_csv
+ "csr_csv": args.csr_csv,
+ "csr_json": args.csr_json,
}