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.. | ||
chip_specific_extensions | ||
freertos_risc_v_chip_specific_extensions.h | ||
port.c | ||
portASM.S | ||
portmacro.h | ||
readme.txt |
/* * The FreeRTOS kernel's RISC-V port is split between the the code that is * common across all currently supported RISC-V chips (implementations of the * RISC-V ISA), and code which tailors the port to a specific RISC-V chip: * * + FreeRTOS\Source\portable\GCC\RISC-V-RV32\portASM.S contains the code that * is common to all currently supported RISC-V chips. There is only one * portASM.S file because the same file is built for all RISC-V target chips. * * + Header files called freertos_risc_v_chip_specific_extensions.h contain the * code that tailors the FreeRTOS kernel's RISC-V port to a specific RISC-V * chip. There are multiple freertos_risc_v_chip_specific_extensions.h files * as there are multiple RISC-V chip implementations. * * !!!NOTE!!! * CARE MUST BE TAKEN TO INCLUDE THE CORRECT * freertos_risc_v_chip_specific_extensions.h HEADER FILE FOR THE CHIP IN USE. * If the chip in use includes a core local interrupter (CLINT) and does not * include any chip specific register extensions then set the GNU assembler's * include path such that the header file contained in the * FreeRTOS\Source\portable\GCC\RISC-V-RV32 directory is the header file that is * actually inlcuded. Otherwise set the assembler's include patch to the * sub-directory off of the * FreeRTOS\Source\portable\GCC\RISC-V-RV32\chip_specific_extensions directory * that contains the freertos_risc_v_chip_specific_extensions.h specific to the * target chip. * */