diff options
| -rw-r--r-- | ports/rp2/rp2_flash.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/ports/rp2/rp2_flash.c b/ports/rp2/rp2_flash.c index 0a94b6cc9..26ec41949 100644 --- a/ports/rp2/rp2_flash.c +++ b/ports/rp2/rp2_flash.c @@ -120,6 +120,11 @@ STATIC mp_obj_t rp2_flash_readblocks(size_t n_args, const mp_obj_t *args) { offset += mp_obj_get_int(args[3]); } memcpy(bufinfo.buf, (void *)(XIP_BASE + self->flash_base + offset), bufinfo.len); + // MICROPY_EVENT_POLL_HOOK_FAST is called here to avoid a fail in registering + // USB at boot time, if the board is busy loading files or scanning the file + // system. MICROPY_EVENT_POLL_HOOK_FAST calls tud_task(). As the alternative + // tud_task() should be called in the USB IRQ. See discussion in PR #10423. + MICROPY_EVENT_POLL_HOOK_FAST; return mp_const_none; } STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(rp2_flash_readblocks_obj, 3, 4, rp2_flash_readblocks); @@ -134,7 +139,7 @@ STATIC mp_obj_t rp2_flash_writeblocks(size_t n_args, const mp_obj_t *args) { mp_uint_t atomic_state = MICROPY_BEGIN_ATOMIC_SECTION(); flash_range_erase(self->flash_base + offset, bufinfo.len); MICROPY_END_ATOMIC_SECTION(atomic_state); - MICROPY_EVENT_POLL_HOOK + MICROPY_EVENT_POLL_HOOK_FAST; // TODO check return value } else { offset += mp_obj_get_int(args[3]); @@ -143,7 +148,7 @@ STATIC mp_obj_t rp2_flash_writeblocks(size_t n_args, const mp_obj_t *args) { mp_uint_t atomic_state = MICROPY_BEGIN_ATOMIC_SECTION(); flash_range_program(self->flash_base + offset, bufinfo.buf, bufinfo.len); MICROPY_END_ATOMIC_SECTION(atomic_state); - MICROPY_EVENT_POLL_HOOK + MICROPY_EVENT_POLL_HOOK_FAST; // TODO check return value return mp_const_none; } |