alif/mphalport: Implement mp_hal_time_ns.

dpgeorge · dpgeorge · commit 0feb4f5ea419 · 2025-08-15T12:35:18.000+10:00
Signed-off-by: Damien George &lt;damien@micropython.org&gt;
diff --git a/ports/alif/mphalport.c b/ports/alif/mphalport.c
@@ -167,7 +167,9 @@ void mp_hal_delay_ms(mp_uint_t ms) {
 }
 
 uint64_t mp_hal_time_ns(void) {
-    return 0;
+    uint32_t microseconds;
+    uint32_t s = mp_hal_time_get(&microseconds);
+    return (uint64_t)s * 1000000000ULL + (uint64_t)microseconds * 1000ULL;
 }
 
 void mp_hal_pin_config(const machine_pin_obj_t *pin, uint32_t mode,

Original file line number	Diff line number	Diff line change
`@@ -167,7 +167,9 @@ void mp_hal_delay_ms(mp_uint_t ms) {`
`167`	`167`	`}`
`168`	`168`
`169`	`169`	`uint64_t mp_hal_time_ns(void) {`
`170`		`- return 0;`
	`170`	`+ uint32_t microseconds;`
	`171`	`+ uint32_t s = mp_hal_time_get(&microseconds);`
	`172`	`+ return (uint64_t)s * 1000000000ULL + (uint64_t)microseconds * 1000ULL;`
`171`	`173`	`}`
`172`	`174`
`173`	`175`	`void mp_hal_pin_config(const machine_pin_obj_t *pin, uint32_t mode,`