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refactor(ulp): build the ULP coprocessor code as per-architecture components

Browse Source 
A ULP program is built against ulp_riscv, lp_core or ulp_fsm, each stating its
own sources, dependencies and memory layout. Sources shared with the driver
stay in components/ulp.
This commit is contained in:
Sudeep Mohanty
2026-09-02 09:31:07 +02:00
parent 1bec6e09d9
commit cb2b2f9b78
101 changed files with 461 additions and 429 deletions
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components/ulp/subproject/IDFULPProject.cmake
+41 -37
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@@ -103,11 +103,11 @@ function(ulp_apply_default_sources ulp_app_name)
# replaces the layout, swapped in by the wrapper. This is supported for the
# LP-core type only.
if(BUILD_RISCV)
set(ULP_LD_TEMPLATE ${IDF_PATH}/components/ulp/ld/ulp_riscv.ld.in)
set(ULP_LD_TEMPLATE ${IDF_PATH}/components/ulp/subproject/components/ulp_riscv/ld/ulp_riscv.ld.in)
elseif(BUILD_LP_CORE)
set(ULP_LD_TEMPLATE ${IDF_PATH}/components/ulp/ld/lp_core_riscv.ld.in)
set(ULP_LD_TEMPLATE ${IDF_PATH}/components/ulp/subproject/components/lp_core/ld/lp_core_riscv.ld.in)
elseif(BUILD_FSM)
set(ULP_LD_TEMPLATE ${IDF_PATH}/components/ulp/ld/ulp_fsm.ld.in)
set(ULP_LD_TEMPLATE ${IDF_PATH}/components/ulp/subproject/components/ulp_fsm/ld/ulp_fsm.ld.in)
else()
message(FATAL_ERROR "Unable to determine ULP type. ")
endif()
@@ -143,24 +143,27 @@ function(ulp_apply_default_sources ulp_app_name)
if(BUILD_RISCV)
#risc-v ulp uses extra files for building:
list(APPEND ULP_S_SOURCES
"${IDF_PATH}/components/ulp/ulp_riscv/ulp_core/ulp_riscv_vectors.S"
"${IDF_PATH}/components/ulp/ulp_riscv/ulp_core/start.S"
"${IDF_PATH}/components/ulp/ulp_riscv/ulp_core/ulp_riscv_adc.c"
"${IDF_PATH}/components/ulp/ulp_riscv/ulp_core/ulp_riscv_lock.c"
"${IDF_PATH}/components/ulp/ulp_riscv/ulp_core/ulp_riscv_uart.c"
"${IDF_PATH}/components/ulp/ulp_riscv/ulp_core/ulp_riscv_print.c"
"${IDF_PATH}/components/ulp/ulp_riscv/ulp_core/ulp_riscv_i2c.c"
"${IDF_PATH}/components/ulp/ulp_riscv/ulp_core/ulp_riscv_utils.c"
"${IDF_PATH}/components/ulp/ulp_riscv/ulp_core/ulp_riscv_touch.c"
"${IDF_PATH}/components/ulp/ulp_riscv/ulp_core/ulp_riscv_gpio.c"
"${IDF_PATH}/components/ulp/ulp_riscv/ulp_core/ulp_riscv_interrupt.c")
"${IDF_PATH}/components/ulp/subproject/components/ulp_riscv/ulp_riscv_vectors.S"
"${IDF_PATH}/components/ulp/subproject/components/ulp_riscv/start.S"
"${IDF_PATH}/components/ulp/subproject/components/ulp_riscv/ulp_riscv_adc.c"
"${IDF_PATH}/components/ulp/subproject/components/ulp_riscv/ulp_riscv_lock.c"
"${IDF_PATH}/components/ulp/subproject/components/ulp_riscv/ulp_riscv_uart.c"
"${IDF_PATH}/components/ulp/subproject/components/ulp_riscv/ulp_riscv_print.c"
"${IDF_PATH}/components/ulp/subproject/components/ulp_riscv/ulp_riscv_i2c.c"
"${IDF_PATH}/components/ulp/subproject/components/ulp_riscv/ulp_riscv_utils.c"
"${IDF_PATH}/components/ulp/subproject/components/ulp_riscv/ulp_riscv_touch.c"
"${IDF_PATH}/components/ulp/subproject/components/ulp_riscv/ulp_riscv_gpio.c"
"${IDF_PATH}/components/ulp/subproject/components/ulp_riscv/ulp_riscv_interrupt.c")
target_sources(${ulp_app_name} PRIVATE ${ULP_S_SOURCES})
#Makes the csr utillies for riscv visible:
target_include_directories(${ulp_app_name} PRIVATE "${IDF_PATH}/components/ulp/ulp_riscv/ulp_core/include"
"${IDF_PATH}/components/ulp/ulp_riscv/shared/include"
"${IDF_PATH}/components/riscv/include")
target_link_options(${ulp_app_name} PRIVATE SHELL:-T ${IDF_PATH}/components/ulp/ld/${IDF_TARGET}.peripherals.ld)
target_include_directories(${ulp_app_name} PRIVATE
"${IDF_PATH}/components/ulp/subproject/components/ulp_riscv/include"
"${IDF_PATH}/components/ulp/ulp_riscv/shared/include"
"${IDF_PATH}/components/riscv/include")
target_link_options(${ulp_app_name}
PRIVATE SHELL:-T
${IDF_PATH}/components/ulp/subproject/components/ulp_riscv/ld/${IDF_TARGET}.peripherals.ld)
target_compile_definitions(${ulp_app_name} PRIVATE IS_ULP_COCPU)
target_compile_definitions(${ulp_app_name} PRIVATE ULP_RISCV_REGISTER_OPS)
@@ -191,31 +194,31 @@ function(ulp_apply_default_sources ulp_app_name)
elseif(BUILD_LP_CORE)
list(APPEND ULP_S_SOURCES
"${IDF_PATH}/components/ulp/lp_core/lp_core/start.S"
"${IDF_PATH}/components/ulp/lp_core/lp_core/vector.S"
"${IDF_PATH}/components/ulp/lp_core/lp_core/port/${IDF_TARGET}/vector_table.S"
"${IDF_PATH}/components/ulp/subproject/components/lp_core/start.S"
"${IDF_PATH}/components/ulp/subproject/components/lp_core/vector.S"
"${IDF_PATH}/components/ulp/subproject/components/lp_core/port/${IDF_TARGET}/vector_table.S"
"${IDF_PATH}/components/ulp/lp_core/shared/ulp_lp_core_memory_shared.c"
"${IDF_PATH}/components/ulp/lp_core/shared/ulp_lp_core_lp_timer_shared.c"
"${IDF_PATH}/components/ulp/lp_core/lp_core/lp_core_startup.c"
"${IDF_PATH}/components/ulp/lp_core/lp_core/lp_core_pmp.c"
"${IDF_PATH}/components/ulp/lp_core/lp_core/lp_core_utils.c"
"${IDF_PATH}/components/ulp/lp_core/lp_core/lp_core_print.c"
"${IDF_PATH}/components/ulp/lp_core/lp_core/lp_core_panic.c"
"${IDF_PATH}/components/ulp/lp_core/lp_core/lp_core_interrupt.c"
"${IDF_PATH}/components/ulp/lp_core/lp_core/lp_core_ubsan.c"
"${IDF_PATH}/components/ulp/lp_core/lp_core/lp_core_mailbox.c"
"${IDF_PATH}/components/ulp/subproject/components/lp_core/lp_core_startup.c"
"${IDF_PATH}/components/ulp/subproject/components/lp_core/lp_core_pmp.c"
"${IDF_PATH}/components/ulp/subproject/components/lp_core/lp_core_utils.c"
"${IDF_PATH}/components/ulp/subproject/components/lp_core/lp_core_print.c"
"${IDF_PATH}/components/ulp/subproject/components/lp_core/lp_core_panic.c"
"${IDF_PATH}/components/ulp/subproject/components/lp_core/lp_core_interrupt.c"
"${IDF_PATH}/components/ulp/subproject/components/lp_core/lp_core_ubsan.c"
"${IDF_PATH}/components/ulp/subproject/components/lp_core/lp_core_mailbox.c"
"${IDF_PATH}/components/ulp/lp_core/shared/ulp_lp_core_lp_adc_shared.c"
"${IDF_PATH}/components/ulp/lp_core/shared/ulp_lp_core_lp_vad_shared.c"
"${IDF_PATH}/components/ulp/lp_core/shared/ulp_lp_core_critical_section_shared.c")
if(CONFIG_SOC_LP_CORE_SUPPORT_I2C)
list(APPEND ULP_S_SOURCES
"${IDF_PATH}/components/ulp/lp_core/lp_core/lp_core_i2c.c")
"${IDF_PATH}/components/ulp/subproject/components/lp_core/lp_core_i2c.c")
endif()
if(CONFIG_SOC_LP_SPI_SUPPORTED)
list(APPEND ULP_S_SOURCES
"${IDF_PATH}/components/ulp/lp_core/lp_core/lp_core_spi.c")
"${IDF_PATH}/components/ulp/subproject/components/lp_core/lp_core_spi.c")
endif()
if(CONFIG_SOC_ULP_LP_UART_SUPPORTED)
@@ -224,20 +227,20 @@ function(ulp_apply_default_sources ulp_app_name)
"${IDF_PATH}/components/esp_driver_uart/src/uart_wakeup.c"
"${IDF_PATH}/components/esp_hal_uart/uart_hal_iram.c"
"${IDF_PATH}/components/esp_hal_uart/uart_hal.c"
"${IDF_PATH}/components/ulp/lp_core/lp_core/lp_core_uart.c")
"${IDF_PATH}/components/ulp/subproject/components/lp_core/lp_core_uart.c")
endif()
if(CONFIG_SOC_LP_MAILBOX_SUPPORTED)
list(APPEND ULP_S_SOURCES
"${IDF_PATH}/components/ulp/lp_core/lp_core/port/lp_core_mailbox_impl_hw.c")
"${IDF_PATH}/components/ulp/subproject/components/lp_core/port/lp_core_mailbox_impl_hw.c")
else()
list(APPEND ULP_S_SOURCES
"${IDF_PATH}/components/ulp/lp_core/lp_core/port/lp_core_mailbox_impl_sw.c")
"${IDF_PATH}/components/ulp/subproject/components/lp_core/port/lp_core_mailbox_impl_sw.c")
endif()
if(CONFIG_SOC_TOUCH_SENSOR_SUPPORTED)
list(APPEND ULP_S_SOURCES
"${IDF_PATH}/components/ulp/lp_core/lp_core/lp_core_touch.c")
"${IDF_PATH}/components/ulp/subproject/components/lp_core/lp_core_touch.c")
endif()
set(target_folder ${IDF_TARGET})
@@ -257,8 +260,9 @@ function(ulp_apply_default_sources ulp_app_name)
endif()
target_sources(${ulp_app_name} PRIVATE ${ULP_S_SOURCES})
target_include_directories(${ulp_app_name} PRIVATE "${IDF_PATH}/components/ulp/lp_core/lp_core/include"
"${IDF_PATH}/components/ulp/lp_core/shared/include")
target_include_directories(${ulp_app_name} PRIVATE
"${IDF_PATH}/components/ulp/subproject/components/lp_core/include"
"${IDF_PATH}/components/ulp/lp_core/shared/include")
target_compile_definitions(${ulp_app_name} PRIVATE IS_ULP_COCPU)
endif()