Define `vfs.rom_ioctl()`, add romfs commands to mpremote, and implement ROM partition support on stm32, rp2, esp32, esp8266#16857

Merged

dpgeorge merged 12 commits intomicropython:masterfrom

dpgeorge:extmod-vfs-rom-ioctl

Mar 6, 2025

Commits on Mar 6, 2025

py/objarray: Add MP_DEFINE_MEMORYVIEW_OBJ convenience macro.
dpgeorge
committed
extmod/modvfs: Add vfs.rom_ioctl function and its ioctl constants.
dpgeorge
committed
extmod/vfs: Add mp_vfs_mount_romfs_protected() helper.
dpgeorge
committed
py/runtime: Automatically mount ROMFS as part of mp_init.
dpgeorge
committed
tools/mpremote: Add romfs query, build and deploy commands.
dpgeorge
committed
stm32: Implement vfs.rom_ioctl with support for internal/external flash.
dpgeorge
committed
stm32/boards: Enable ROMFS partitions on PYBD_SFx boards.
dpgeorge
committed
rp2: Implement vfs.rom_ioctl with support for external flash.
dpgeorge
committed
esp32: Implement vfs.rom_ioctl with support for external flash.
dpgeorge
committed
esp8266: Implement vfs.rom_ioctl with support for external flash.
dpgeorge
committed
esp8266/boards: Add FLASH_2M_ROMFS variant with 320k ROM partition.
dpgeorge
committed
unix/main: Add coverage test for mounting ROMFS filesystem at startup.
dpgeorge
committed