|  | # Copyright 2023 The Pigweed Authors | 
|  | # | 
|  | # Licensed under the Apache License, Version 2.0 (the "License"); you may not | 
|  | # use this file except in compliance with the License. You may obtain a copy of | 
|  | # the License at | 
|  | # | 
|  | #     https://www.apache.org/licenses/LICENSE-2.0 | 
|  | # | 
|  | # Unless required by applicable law or agreed to in writing, software | 
|  | # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT | 
|  | # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the | 
|  | # License for the specific language governing permissions and limitations under | 
|  | # the License. | 
|  |  | 
|  | load("@pigweed//pw_build:pigweed.bzl", "pw_linker_script") | 
|  |  | 
|  | package(default_visibility = ["//visibility:public"]) | 
|  |  | 
|  | platform( | 
|  | name = "platform", | 
|  | constraint_values = [ | 
|  | "//libraries/pw_board_led_stm32f429i_disc1:backend_constraint_value", | 
|  | "@freertos//:port_ARM_CM4F", | 
|  | "@freertos//:disable_task_statics", | 
|  | "@pigweed//pw_build/constraints/rtos:freertos", | 
|  | "@pigweed//pw_interrupt_cortex_m:backend", | 
|  | "@pigweed//targets/stm32f429i_disc1_stm32cube:freertos_config_cv", | 
|  | "@platforms//os:none", | 
|  |  | 
|  | # For toolchain selection. | 
|  | "@platforms//cpu:armv7e-m", | 
|  | "@pw_toolchain//constraints/arm_mcpu:cortex-m4", | 
|  | ], | 
|  | ) | 
|  |  | 
|  | pw_linker_script( | 
|  | name = "linker_script", | 
|  | defines = [ | 
|  | "PW_BOOT_FLASH_BEGIN=0x08000200", | 
|  | "PW_BOOT_FLASH_SIZE=2048K", | 
|  | "PW_BOOT_HEAP_SIZE=7K", | 
|  | "PW_BOOT_MIN_STACK_SIZE=1K", | 
|  | "PW_BOOT_RAM_BEGIN=0x20000000", | 
|  | "PW_BOOT_RAM_SIZE=192K", | 
|  | "PW_BOOT_VECTOR_TABLE_BEGIN=0x08000000", | 
|  | "PW_BOOT_VECTOR_TABLE_SIZE=512", | 
|  | ], | 
|  | linker_script = "@pigweed//pw_boot_cortex_m:basic_cortex_m.ld", | 
|  | ) | 
|  |  | 
|  | cc_library( | 
|  | name = "extra_platform_libs", | 
|  | deps = [ | 
|  | ":linker_script", | 
|  | "@pigweed//pw_tokenizer:linker_script", | 
|  | "@pigweed//pw_toolchain/arm_gcc:arm_none_eabi_gcc_support", | 
|  | "@pigweed//targets/stm32f429i_disc1_stm32cube:pre_init", | 
|  | ], | 
|  | alwayslink = 1, | 
|  | ) |