mirror of
https://github.com/espressif/esp-idf.git
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2fc9bd61bf
This commit refactors the ulp component. Files are now divided based on type of ulp, viz., fsm or risc-v. Files common to both are maintained in the ulp_common folder. This commit also adds menuconfig options for ULP within the ulp component instead of presenting target specific configuations for ulp.
428 lines
17 KiB
Plaintext
428 lines
17 KiB
Plaintext
menu "ESP32S2-specific"
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# TODO: this component simply shouldn't be included
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# in the build at the CMake level, but this is currently
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# not working so we just hide all items here
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visible if IDF_TARGET_ESP32S2
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choice ESP32S2_DEFAULT_CPU_FREQ_MHZ
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prompt "CPU frequency"
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default ESP32S2_DEFAULT_CPU_FREQ_160 if !IDF_ENV_FPGA
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default ESP32S2_DEFAULT_CPU_FREQ_FPGA if IDF_ENV_FPGA
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help
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CPU frequency to be set on application startup.
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config ESP32S2_DEFAULT_CPU_FREQ_FPGA
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depends on IDF_ENV_FPGA
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bool "FPGA"
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config ESP32S2_DEFAULT_CPU_FREQ_80
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bool "80 MHz"
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config ESP32S2_DEFAULT_CPU_FREQ_160
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bool "160 MHz"
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config ESP32S2_DEFAULT_CPU_FREQ_240
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bool "240 MHz"
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endchoice
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config ESP32S2_DEFAULT_CPU_FREQ_MHZ
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int
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default 40 if IDF_ENV_FPGA
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default 80 if ESP32S2_DEFAULT_CPU_FREQ_80
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default 160 if ESP32S2_DEFAULT_CPU_FREQ_160
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default 240 if ESP32S2_DEFAULT_CPU_FREQ_240
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menu "Cache config"
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choice ESP32S2_INSTRUCTION_CACHE_SIZE
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prompt "Instruction cache size"
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default ESP32S2_INSTRUCTION_CACHE_8KB
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help
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Instruction cache size to be set on application startup.
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If you use 8KB instruction cache rather than 16KB instruction cache,
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then the other 8KB will be added to the heap.
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config ESP32S2_INSTRUCTION_CACHE_8KB
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bool "8KB"
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config ESP32S2_INSTRUCTION_CACHE_16KB
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bool "16KB"
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endchoice
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choice ESP32S2_INSTRUCTION_CACHE_LINE_SIZE
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prompt "Instruction cache line size"
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default ESP32S2_INSTRUCTION_CACHE_LINE_32B
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help
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Instruction cache line size to be set on application startup.
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config ESP32S2_INSTRUCTION_CACHE_LINE_16B
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bool "16 Bytes"
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config ESP32S2_INSTRUCTION_CACHE_LINE_32B
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bool "32 Bytes"
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endchoice
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choice ESP32S2_DATA_CACHE_SIZE
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prompt "Data cache size"
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default ESP32S2_DATA_CACHE_0KB if !ESP32S2_SPIRAM_SUPPORT
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default ESP32S2_DATA_CACHE_8KB if ESP32S2_SPIRAM_SUPPORT
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help
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Data cache size to be set on application startup.
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If you use 0KB data cache, the other 16KB will be added to the heap
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If you use 8KB data cache rather than 16KB data cache, the other 8KB will be added to the heap
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config ESP32S2_DATA_CACHE_0KB
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depends on !ESP32S2_SPIRAM_SUPPORT
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bool "0KB"
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config ESP32S2_DATA_CACHE_8KB
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bool "8KB"
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config ESP32S2_DATA_CACHE_16KB
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bool "16KB"
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endchoice
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choice ESP32S2_DATA_CACHE_LINE_SIZE
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prompt "Data cache line size"
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default ESP32S2_DATA_CACHE_LINE_32B
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help
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Data cache line size to be set on application startup.
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config ESP32S2_DATA_CACHE_LINE_16B
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bool "16 Bytes"
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config ESP32S2_DATA_CACHE_LINE_32B
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bool "32 Bytes"
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endchoice
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config ESP32S2_INSTRUCTION_CACHE_WRAP
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bool "Enable instruction cache wrap"
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default "n"
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help
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If enabled, instruction cache will use wrap mode to read spi flash (maybe spiram).
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The wrap length equals to INSTRUCTION_CACHE_LINE_SIZE.
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However, it depends on complex conditions.
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config ESP32S2_DATA_CACHE_WRAP
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bool "Enable data cache wrap"
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default "n"
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help
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If enabled, data cache will use wrap mode to read spiram (maybe spi flash).
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The wrap length equals to DATA_CACHE_LINE_SIZE.
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However, it depends on complex conditions.
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endmenu # Cache config
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# Note: to support SPIRAM across multiple chips, check CONFIG_SPIRAM
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# instead
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config ESP32S2_SPIRAM_SUPPORT
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bool "Support for external, SPI-connected RAM"
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default "n"
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select SPIRAM
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help
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This enables support for an external SPI RAM chip, connected in parallel with the
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main SPI flash chip.
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menu "SPI RAM config"
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depends on ESP32S2_SPIRAM_SUPPORT
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choice SPIRAM_TYPE
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prompt "Type of SPI RAM chip in use"
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default SPIRAM_TYPE_AUTO
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config SPIRAM_TYPE_AUTO
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bool "Auto-detect"
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config SPIRAM_TYPE_ESPPSRAM16
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bool "ESP-PSRAM16 or APS1604"
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config SPIRAM_TYPE_ESPPSRAM32
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bool "ESP-PSRAM32 or IS25WP032"
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config SPIRAM_TYPE_ESPPSRAM64
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bool "ESP-PSRAM64 or LY68L6400"
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endchoice
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config SPIRAM_SIZE
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int
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default -1 if SPIRAM_TYPE_AUTO
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default 2097152 if SPIRAM_TYPE_ESPPSRAM16
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default 4194304 if SPIRAM_TYPE_ESPPSRAM32
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default 8388608 if SPIRAM_TYPE_ESPPSRAM64
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default 0
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menu "PSRAM clock and cs IO for ESP32S2"
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depends on ESP32S2_SPIRAM_SUPPORT
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config DEFAULT_PSRAM_CLK_IO
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int "PSRAM CLK IO number"
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range 0 33
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default 30
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help
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The PSRAM CLOCK IO can be any unused GPIO, user can config it based on hardware design.
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config DEFAULT_PSRAM_CS_IO
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int "PSRAM CS IO number"
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range 0 33
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default 26
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help
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The PSRAM CS IO can be any unused GPIO, user can config it based on hardware design.
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endmenu
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config SPIRAM_FETCH_INSTRUCTIONS
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bool "Cache fetch instructions from SPI RAM"
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default n
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help
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If enabled, instruction in flash will be copied into SPIRAM.
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If SPIRAM_RODATA also enabled,
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you can run the instruction when erasing or programming the flash.
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config SPIRAM_RODATA
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bool "Cache load read only data from SPI RAM"
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default n
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help
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If enabled, radata in flash will be copied into SPIRAM.
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If SPIRAM_FETCH_INSTRUCTIONS also enabled,
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you can run the instruction when erasing or programming the flash.
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choice SPIRAM_SPEED
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prompt "Set RAM clock speed"
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default SPIRAM_SPEED_40M
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help
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Select the speed for the SPI RAM chip.
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config SPIRAM_SPEED_80M
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bool "80MHz clock speed"
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config SPIRAM_SPEED_40M
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bool "40Mhz clock speed"
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config SPIRAM_SPEED_26M
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bool "26Mhz clock speed"
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config SPIRAM_SPEED_20M
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bool "20Mhz clock speed"
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endchoice
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# insert non-chip-specific items here
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source "$IDF_PATH/components/esp_hw_support/Kconfig.spiram.common"
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endmenu
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config ESP32S2_MEMMAP_TRACEMEM
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bool
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default "n"
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config ESP32S2_MEMMAP_TRACEMEM_TWOBANKS
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bool
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default "n"
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config ESP32S2_TRAX
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bool "Use TRAX tracing feature"
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default "n"
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select ESP32S2_MEMMAP_TRACEMEM
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help
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The ESP32S2 contains a feature which allows you to trace the execution path the processor
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has taken through the program. This is stored in a chunk of 32K (16K for single-processor)
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of memory that can't be used for general purposes anymore. Disable this if you do not know
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what this is.
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config ESP32S2_TRACEMEM_RESERVE_DRAM
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hex
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default 0x8000 if ESP32S2_MEMMAP_TRACEMEM && ESP32S2_MEMMAP_TRACEMEM_TWOBANKS
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default 0x4000 if ESP32S2_MEMMAP_TRACEMEM && !ESP32S2_MEMMAP_TRACEMEM_TWOBANKS
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default 0x0
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config ESP32S2_DEBUG_OCDAWARE
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bool "Make exception and panic handlers JTAG/OCD aware"
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default y
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select FREERTOS_DEBUG_OCDAWARE
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help
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The FreeRTOS panic and unhandled exception handers can detect a JTAG OCD debugger and
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instead of panicking, have the debugger stop on the offending instruction.
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config ESP32S2_BROWNOUT_DET
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bool "Hardware brownout detect & reset"
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depends on !IDF_ENV_FPGA
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default y
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help
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The ESP32-S2 has a built-in brownout detector which can detect if the voltage is lower than
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a specific value. If this happens, it will reset the chip in order to prevent unintended
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behaviour.
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choice ESP32S2_BROWNOUT_DET_LVL_SEL
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prompt "Brownout voltage level"
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depends on ESP32S2_BROWNOUT_DET
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default ESP32S2_BROWNOUT_DET_LVL_SEL_7
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help
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The brownout detector will reset the chip when the supply voltage is approximately
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below this level. Note that there may be some variation of brownout voltage level
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between each ESP3-S2 chip.
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#The voltage levels here are estimates, more work needs to be done to figure out the exact voltages
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#of the brownout threshold levels.
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config ESP32S2_BROWNOUT_DET_LVL_SEL_7
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bool "2.44V"
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config ESP32S2_BROWNOUT_DET_LVL_SEL_6
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bool "2.56V"
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config ESP32S2_BROWNOUT_DET_LVL_SEL_5
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bool "2.67V"
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config ESP32S2_BROWNOUT_DET_LVL_SEL_4
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bool "2.84V"
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config ESP32S2_BROWNOUT_DET_LVL_SEL_3
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bool "2.98V"
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config ESP32S2_BROWNOUT_DET_LVL_SEL_2
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bool "3.19V"
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config ESP32S2_BROWNOUT_DET_LVL_SEL_1
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bool "3.30V"
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endchoice
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config ESP32S2_BROWNOUT_DET_LVL
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int
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default 1 if ESP32S2_BROWNOUT_DET_LVL_SEL_1
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default 2 if ESP32S2_BROWNOUT_DET_LVL_SEL_2
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default 3 if ESP32S2_BROWNOUT_DET_LVL_SEL_3
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default 4 if ESP32S2_BROWNOUT_DET_LVL_SEL_4
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default 5 if ESP32S2_BROWNOUT_DET_LVL_SEL_5
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default 6 if ESP32S2_BROWNOUT_DET_LVL_SEL_6
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default 7 if ESP32S2_BROWNOUT_DET_LVL_SEL_7
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# Note about the use of "FRC1" name: currently FRC1 timer is not used for
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# high resolution timekeeping anymore. Instead the esp_timer API, implemented
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# using FRC2 timer, is used.
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# FRC1 name in the option name is kept for compatibility.
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choice ESP32S2_TIME_SYSCALL
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prompt "Timers used for gettimeofday function"
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default ESP32S2_TIME_SYSCALL_USE_RTC_FRC1
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help
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This setting defines which hardware timers are used to
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implement 'gettimeofday' and 'time' functions in C library.
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- If both high-resolution and RTC timers are used, timekeeping will
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continue in deep sleep. Time will be reported at 1 microsecond
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resolution. This is the default, and the recommended option.
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- If only high-resolution timer is used, gettimeofday will
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provide time at microsecond resolution.
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Time will not be preserved when going into deep sleep mode.
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- If only RTC timer is used, timekeeping will continue in
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deep sleep, but time will be measured at 6.(6) microsecond
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resolution. Also the gettimeofday function itself may take
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longer to run.
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- If no timers are used, gettimeofday and time functions
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return -1 and set errno to ENOSYS.
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- When RTC is used for timekeeping, two RTC_STORE registers are
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used to keep time in deep sleep mode.
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config ESP32S2_TIME_SYSCALL_USE_RTC_FRC1
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bool "RTC and high-resolution timer"
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select ESP_TIME_FUNCS_USE_RTC_TIMER
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select ESP_TIME_FUNCS_USE_ESP_TIMER
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config ESP32S2_TIME_SYSCALL_USE_RTC
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bool "RTC"
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select ESP_TIME_FUNCS_USE_RTC_TIMER
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config ESP32S2_TIME_SYSCALL_USE_FRC1
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bool "High-resolution timer"
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select ESP_TIME_FUNCS_USE_ESP_TIMER
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config ESP32S2_TIME_SYSCALL_USE_NONE
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bool "None"
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select ESP_TIME_FUNCS_USE_NONE
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endchoice
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choice ESP32S2_RTC_CLK_SRC
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prompt "RTC clock source"
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default ESP32S2_RTC_CLK_SRC_INT_RC
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help
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Choose which clock is used as RTC clock source.
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- "Internal 90kHz oscillator" option provides lowest deep sleep current
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consumption, and does not require extra external components. However
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frequency stability with respect to temperature is poor, so time may
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drift in deep/light sleep modes.
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- "External 32kHz crystal" provides better frequency stability, at the
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expense of slightly higher (1uA) deep sleep current consumption.
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- "External 32kHz oscillator" allows using 32kHz clock generated by an
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external circuit. In this case, external clock signal must be connected
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to 32K_XN pin. Amplitude should be <1.2V in case of sine wave signal,
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and <1V in case of square wave signal. Common mode voltage should be
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0.1 < Vcm < 0.5Vamp, where Vamp is the signal amplitude.
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Additionally, 1nF capacitor must be connected between 32K_XP pin and
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ground. 32K_XP pin can not be used as a GPIO in this case.
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- "Internal 8MHz oscillator divided by 256" option results in higher
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deep sleep current (by 5uA) but has better frequency stability than
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the internal 90kHz oscillator. It does not require external components.
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config ESP32S2_RTC_CLK_SRC_INT_RC
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bool "Internal 90kHz RC oscillator"
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config ESP32S2_RTC_CLK_SRC_EXT_CRYS
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bool "External 32kHz crystal"
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select ESP_SYSTEM_RTC_EXT_XTAL
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config ESP32S2_RTC_CLK_SRC_EXT_OSC
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bool "External 32kHz oscillator at 32K_XN pin"
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select ESP_SYSTEM_RTC_EXT_OSC
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config ESP32S2_RTC_CLK_SRC_INT_8MD256
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bool "Internal 8MHz oscillator, divided by 256 (~32kHz)"
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endchoice
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config ESP32S2_RTC_CLK_CAL_CYCLES
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int "Number of cycles for RTC_SLOW_CLK calibration"
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default 3000 if ESP32S2_RTC_CLK_SRC_EXT_CRYS || ESP32S2_RTC_CLK_SRC_EXT_OSC || ESP32S2_RTC_CLK_SRC_INT_8MD256
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default 576 if ESP32S2_RTC_CLK_SRC_INT_RC
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range 0 125000
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help
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When the startup code initializes RTC_SLOW_CLK, it can perform
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calibration by comparing the RTC_SLOW_CLK frequency with main XTAL
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frequency. This option sets the number of RTC_SLOW_CLK cycles measured
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by the calibration routine. Higher numbers increase calibration
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precision, which may be important for applications which spend a lot of
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time in deep sleep. Lower numbers reduce startup time.
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When this option is set to 0, clock calibration will not be performed at
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startup, and approximate clock frequencies will be assumed:
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- 90000 Hz if internal RC oscillator is used as clock source. For this use value 1024.
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- 32768 Hz if the 32k crystal oscillator is used. For this use value 3000 or more.
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In case more value will help improve the definition of the launch of the crystal.
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If the crystal could not start, it will be switched to internal RC.
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config ESP32S2_RTC_XTAL_CAL_RETRY
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int "Number of attempts to repeat 32k XTAL calibration"
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default 3
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depends on ESP32S2_RTC_CLK_SRC_EXT_CRYS
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help
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Number of attempts to repeat 32k XTAL calibration
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before giving up and switching to the internal RC.
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Increase this option if the 32k crystal oscillator
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does not start and switches to internal RC.
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config ESP32S2_NO_BLOBS
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bool "No Binary Blobs"
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depends on !BT_ENABLED
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default n
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help
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If enabled, this disables the linking of binary libraries in the application build. Note
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that after enabling this Wi-Fi/Bluetooth will not work.
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config ESP32S2_KEEP_USB_ALIVE
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bool "Keep USB peripheral enabled at start up" if !ESP_CONSOLE_USB_CDC
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default y if ESP_CONSOLE_USB_CDC
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help
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During the application initialization process, all the peripherals except UARTs and timers
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are reset. Enable this option to keep USB peripheral enabled.
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This option is automatically enabled if "USB CDC" console is selected.
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config ESP32S2_RTCDATA_IN_FAST_MEM
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bool "Place RTC_DATA_ATTR and RTC_RODATA_ATTR variables into RTC fast memory segment"
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default n
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help
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This option allows to place .rtc_data and .rtc_rodata sections into
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RTC fast memory segment to free the slow memory region for ULP programs.
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config ESP32S2_USE_FIXED_STATIC_RAM_SIZE
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bool "Use fixed static RAM size"
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default n
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help
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If this option is disabled, the DRAM part of the heap starts right after the .bss section,
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within the dram0_0 region. As a result, adding or removing some static variables
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will change the available heap size.
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If this option is enabled, the DRAM part of the heap starts right after the dram0_0 region,
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where its length is set with ESP32S2_FIXED_STATIC_RAM_SIZE
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config ESP32S2_FIXED_STATIC_RAM_SIZE
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hex "Fixed Static RAM size"
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default 0x10000
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range 0 0x34000
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depends on ESP32S2_USE_FIXED_STATIC_RAM_SIZE
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help
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RAM size dedicated for static variables (.data & .bss sections).
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endmenu # ESP32S2-Specific
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