# Copyright 2019 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

import("//src/graphics/lib/magma/gnbuild/magma.gni")

config("msd_src_include_config") {
  include_dirs = [ "." ]
}

rgx_sources = [
  "services/server/common/cache_km.c",
  "services/server/common/connection_server.c",
  "services/server/common/devicemem_heapcfg.c",
  "services/server/common/devicemem_history_server.c",
  "services/server/common/devicemem_server.c",
  "services/server/common/handle.c",
  "services/server/common/handle_generic.c",
  "services/server/common/htbserver.c",
  "services/server/common/info_page_km.c",
  "services/server/common/lists.c",
  "services/server/common/mmu_common.c",
  "services/server/common/physheap.c",
  "services/server/common/physmem.c",
  "services/server/common/physmem_hostmem.c",
  "services/server/common/physmem_lma.c",
  "services/server/common/physmem_tdsecbuf.c",
  "services/server/common/pmr.c",
  "services/server/common/power.c",
  "services/server/common/process_stats.c",
  "services/server/common/pvr_notifier.c",
  "services/server/common/pvrsrv.c",
  "services/server/common/pvrsrv_bridge_init.c",
  "services/server/common/pvrsrv_pool.c",
  "services/server/common/srvcore.c",
  "services/server/common/sync_checkpoint.c",
  "services/server/common/sync_server.c",
  "services/server/common/tlintern.c",
  "services/server/common/tlserver.c",
  "services/server/common/tlstream.c",
  "services/server/devices/rgx/debugmisc_server.c",
  "services/server/devices/rgx/rgxbreakpoint.c",
  "services/server/devices/rgx/rgxbvnc.c",
  "services/server/devices/rgx/rgxccb.c",
  "services/server/devices/rgx/rgxcompute.c",
  "services/server/devices/rgx/rgxdebug.c",
  "services/server/devices/rgx/rgxfwimageutils.c",
  "services/server/devices/rgx/rgxfwutils.c",
  "services/server/devices/rgx/rgxhwperf.c",
  "services/server/devices/rgx/rgxinit.c",
  "services/server/devices/rgx/rgxkicksync.c",
  "services/server/devices/rgx/rgxlayer_impl.c",
  "services/server/devices/rgx/rgxmem.c",
  "services/server/devices/rgx/rgxmipsmmuinit.c",
  "services/server/devices/rgx/rgxmmuinit.c",
  "services/server/devices/rgx/rgxpower.c",
  "services/server/devices/rgx/rgxray.c",
  "services/server/devices/rgx/rgxregconfig.c",
  "services/server/devices/rgx/rgxsignals.c",
  "services/server/devices/rgx/rgxsrvinit.c",
  "services/server/devices/rgx/rgxstartstop.c",
  "services/server/devices/rgx/rgxta3d.c",
  "services/server/devices/rgx/rgxtdmtransfer.c",
  "services/server/devices/rgx/rgxtimecorr.c",
  "services/server/devices/rgx/rgxtimerquery.c",
  "services/server/devices/rgx/rgxtransfer.c",
  "services/server/devices/rgx/rgxutils.c",
  "services/shared/common/devicemem.c",
  "services/shared/common/devicemem_utils.c",
  "services/shared/common/hash.c",
  "services/shared/common/htbuffer.c",
  "services/shared/common/mem_utils.c",
  "services/shared/common/ra.c",
  "services/shared/common/sync.c",
  "services/shared/common/tlclient.c",
  "services/shared/common/uniq_key_splay_tree.c",
  "services/shared/devices/rgx/rgx_compat_bvnc.c",
  "services/system/common/vmm_pvz_client.c",
  "services/system/common/vmm_pvz_server.c",
  "services/system/common/vmm_type_stub.c",
  "services/system/common/vz_physheap_common.c",
  "services/system/common/vz_physheap_generic.c",
  "services/system/common/vz_support.c",
  "services/system/common/vz_vmm_pvz.c",
  "services/system/common/vz_vmm_vm.c",
]

fuchsia_sources = [
  "services/server/devices/rgx/env/fuchsia/rgxfwload.cc",
  "services/server/env/fuchsia/allocmem.cc",
  "services/server/env/fuchsia/km_apphint.cc",
  "services/server/env/fuchsia/lock.cc",
  "services/server/env/fuchsia/osfunc.cc",
  "services/server/env/fuchsia/osfunc_platform.cc",
  "services/server/env/fuchsia/osmmap_stub.c",
  "services/server/env/fuchsia/physmem_osmem_fuchsia.cc",
  "services/server/env/fuchsia/pmr_os.cc",
  "services/server/env/fuchsia/pvr_bridge_k.cc",
  "services/server/env/fuchsia/pvr_debug.cc",
  "services/server/env/fuchsia/pvr_gputrace.cc",
  "services/system/common/env/fuchsia/dma_support.cc",
  "services/system/fuchsia/sysconfig.cc",
]

generated_sources = [
  "generated/breakpoint_bridge/server_breakpoint_bridge.c",
  "generated/cache_bridge/client_cache_direct_bridge.c",
  "generated/cache_bridge/server_cache_bridge.c",
  "generated/cmm_bridge/server_cmm_bridge.c",
  "generated/debugmisc_bridge/server_debugmisc_bridge.c",
  "generated/devicememhistory_bridge/client_devicememhistory_direct_bridge.c",
  "generated/devicememhistory_bridge/server_devicememhistory_bridge.c",
  "generated/dmabuf_bridge/server_dmabuf_bridge.c",
  "generated/htbuffer_bridge/client_htbuffer_direct_bridge.c",
  "generated/htbuffer_bridge/server_htbuffer_bridge.c",
  "generated/mm_bridge/client_mm_direct_bridge.c",
  "generated/mm_bridge/server_mm_bridge.c",
  "generated/pvrtl_bridge/client_pvrtl_direct_bridge.c",
  "generated/pvrtl_bridge/server_pvrtl_bridge.c",
  "generated/regconfig_bridge/server_regconfig_bridge.c",
  "generated/rgxcmp_bridge/server_rgxcmp_bridge.c",
  "generated/rgxhwperf_bridge/server_rgxhwperf_bridge.c",
  "generated/rgxkicksync_bridge/server_rgxkicksync_bridge.c",
  "generated/rgxray_bridge/server_rgxray_bridge.c",
  "generated/rgxsignals_bridge/server_rgxsignals_bridge.c",
  "generated/rgxta3d_bridge/server_rgxta3d_bridge.c",
  "generated/rgxtq2_bridge/server_rgxtq2_bridge.c",
  "generated/rgxtq_bridge/server_rgxtq_bridge.c",
  "generated/srvcore_bridge/server_srvcore_bridge.c",
  "generated/sync_bridge/client_sync_direct_bridge.c",
  "generated/sync_bridge/server_sync_bridge.c",
  "generated/timerquery_bridge/server_timerquery_bridge.c",
]

msd_sources = [
  "fuchsia/msd_entrypoints.cc",
  "fuchsia/msd_img_buffer.cc",
  "fuchsia/msd_img_connection.cc",
  "fuchsia/msd_img_device.cc",
  "fuchsia/msd_img_driver.cc",
  "fuchsia/msd_img_semaphore.cc",
]

config("driver_config") {
  # According to Imagination, the kernel-esque driver should define this.
  defines = [ "__KERNEL__" ]

  if (is_debug) {
    defines += [ "DEBUG" ]
  }

  cflags = [
    "-Wno-address-of-packed-member",
    "-Wno-conversion",
    "-Wno-format",
    "-Wno-implicit-fallthrough",
    "-Wno-parentheses-equality",
    "-Wno-sign-compare",
    "-Wno-unused-function",
  ]
  if (current_cpu == "arm64") {
    # The driver accesses some buffers shared from the firmware using normal
    # pointer dereferences. The compiler optimizes some accesses using
    # unaligned NEON instructions which would normally not be a problem, but
    # these buffers are allocated as device memory (ZX_CACHE_POLICY_UNCACHED),
    # where that's prohibited. Set -mstrict-align to force the compiler to use
    # only aligned accesses to all variables.
    cflags += [ "-mstrict-align" ]

    # TODO(56844): When compiling with asan and optimizations, the compiler
    # may emit memcpy/memset calls, which can violate -mstrict-align.
    # Force optimizations off to workaround this until the compilers are fixed.
    _asan_config = [ "//build/config/sanitizers:asan" ]
    _is_asan = toolchain_variant.configs + _asan_config - _asan_config !=
               toolchain_variant.configs
    if (_is_asan) {
      cflags += [ "-O0" ]
    }
  }

  cflags_c = cflags
  cflags_cc = cflags

  include_dirs = [
    "hwdefs",
    "hwdefs/km",
    "hwdefs/km/configs",
    "hwdefs/km/cores",
    "include",
    "include/drm",
    "include/public",
    "services/system/fuchsia",
    "generated/breakpoint_bridge",
    "generated/cache_bridge",
    "generated/cmm_bridge",
    "generated/debugmisc_bridge",
    "generated/dmabuf_bridge",
    "generated/htbuffer_bridge",
    "generated/mm_bridge",
    "generated/pvrtl_bridge",
    "generated/regconfig_bridge",
    "generated/rgxcmp_bridge",
    "generated/rgxhwperf_bridge",
    "generated/rgxinit_bridge",
    "generated/rgxkicksync_bridge",
    "generated/rgxray_bridge",
    "generated/rgxta3d_bridge",
    "generated/rgxtq_bridge",
    "generated/rgxtq2_bridge",
    "generated/srvcore_bridge",
    "generated/sync_bridge",
    "generated/timerquery_bridge",
    "generated/devicememhistory_bridge",
    "generated/rgxsignals_bridge",
    "generated/ri_bridge",
    "services/include",
    "services/include/env/linux",
    "services/include/shared",
    "services/server/devices/rgx",
    "services/server/env/fuchsia",
    "services/server/include",
    "services/shared/common",
    "services/shared/devices/rgx",
    "services/shared/include",
    "services/srvinit/devices/rgx",
    "services/srvinit/include",
    "services/system/include",
    "services/system/rgx_mtk",
  ]
}

driver_deps = [
  "$magma_build_root/include:msd_abi",
  "$magma_build_root/src/magma_util:macros",
  "$magma_build_root/src/magma_util/platform:barriers",
  "$magma_build_root/src/magma_util/platform:buffer",
  "$magma_build_root/src/magma_util/platform:device",
  "$magma_build_root/src/magma_util/platform:thread",
  "$magma_build_root/src/magma_util/platform:trace",
  "$msd_build_root/msd-img-rgx/include",
  "//zircon/public/lib/zx",
]

config("mt8167_driver_config") {
  configs = [ ":driver_config" ]
  cflags_c = [
    "-include",
    rebase_path("include/config_kernel_fuchsia_mt8167.h", root_build_dir),
  ]
  cflags_cc = [
    "-include",
    rebase_path("include/config_kernel_fuchsia_mt8167.h", root_build_dir),
  ]
}

source_set("src") {
  public_configs = [ ":msd_src_include_config" ]

  sources = rgx_sources + fuchsia_sources + msd_sources + generated_sources
  configs += [ ":mt8167_driver_config" ]

  deps = driver_deps

  # TODO(44349): UBSan has found an instance of undefined behavior in this target.
  # Disable UBSan for this target temporarily until it is migrated into CI/CQ.
  configs += [ "//build/config:temporarily_disable_ubsan_do_not_use" ]
}

source_set("src_no_hardware") {
  public_configs = [ ":msd_src_include_config" ]

  sources = rgx_sources + fuchsia_sources + msd_sources + generated_sources
  configs += [ ":driver_config" ]
  cflags_c = [
    "-include",
    rebase_path("include/config_kernel_fuchsia_no_hardware.h", root_build_dir),
  ]
  cflags_cc = [
    "-include",
    rebase_path("include/config_kernel_fuchsia_no_hardware.h", root_build_dir),
  ]

  deps = driver_deps

  deps += [
    "$magma_build_root/tests/mock:bus_mapper",
    "$magma_build_root/tests/mock:mmio",
  ]

  # TODO(44349): UBSan has found an instance of undefined behavior in this target.
  # Disable UBSan for this target temporarily until it is migrated into CI/CQ.
  configs += [ "//build/config:temporarily_disable_ubsan_do_not_use" ]
}

source_set("unit_tests") {
  testonly = true
  deps = [
    ":src",
    "//third_party/googletest:gtest",
  ]

  deps += driver_deps
  configs += [ ":mt8167_driver_config" ]

  sources = [
    "test/test_msd_img_connection.cc",
    "test/test_osfunc.cc",
  ]

  include_dirs = [ "fuchsia" ]
}