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WIP - Add native helper based on displayio

This commit is contained in:
Adam Cummick 2020-12-30 16:02:07 -05:00
parent fb216148ec
commit 4809c92354
1 changed files with 13 additions and 0 deletions
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13
shared-bindings/busio/UART.c
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@ -35,6 +35,7 @@
#include "py/ioctl.h"
#include "py/objproperty.h"
#include "py/objtype.h"
#include "py/runtime.h"
#include "py/stream.h"
#include "supervisor/shared/translate.h"
@ -142,6 +143,18 @@ STATIC mp_obj_t busio_uart_make_new(const mp_obj_type_t *type, size_t n_args, co
return (mp_obj_t)self;
}
// Helper to ensure we have the native super class instead of a subclass.
busio_uart_obj_t* native_uart(mp_obj_t uart_obj) {
mp_obj_t native_uart = mp_instance_cast_to_native_base(uart_obj, &busio_uart_type);
if (native_uart == MP_OBJ_NULL) {
mp_raise_ValueError_varg(translate("Must be a %q subclass."), MP_QSTR_UART);
}
mp_obj_assert_native_inited(native_uart);
return MP_OBJ_TO_PTR(native_uart);
}
//| def deinit(self) -> None:
//| """Deinitialises the UART and releases any hardware resources for reuse."""
//| ...