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from 88971a1 arch/arm/src/stm32f7/stm32_flash.c: Fix return value of stm32_flash_lock new bf21c1b Risc-v: Fix the not supported options in the latest 'RISCV_TOOLCHAIN' in rv32im's Toolchain.defs. new 7262af2 rv32im/Toolchain.defs: when 'CONFIG_ARCH_FPU' enabled, add 'f' to match and mabi. new 38b4933 Change --start-group and '--end-group' as args. new 957c14d Add initialization for idle task. new 0d3691a Add fpu support. new 11705ff Fix nxstyle issue The 6 revisions listed above as "new" are entirely new to this repository and will be described in separate emails. The revisions listed as "add" were already present in the repository and have only been added to this reference. Summary of changes: arch/risc-v/include/rv32im/irq.h | 137 ++++++++++++++++++- arch/risc-v/src/Makefile | 5 +- arch/risc-v/src/common/up_initialize.c | 13 +- arch/risc-v/src/common/up_internal.h | 35 +++-- arch/risc-v/src/rv32im/Toolchain.defs | 30 +++-- arch/risc-v/src/rv32im/up_fpu.S | 236 +++++++++++++++++++++++++++++++++ 6 files changed, 431 insertions(+), 25 deletions(-) create mode 100644 arch/risc-v/src/rv32im/up_fpu.S