From 1331c47c9e2ed9c0b42a9978a8996015e412c900 Mon Sep 17 00:00:00 2001
From: Graham Sanderson <graham.sanderson@raspberrypi.com>
Date: Mon, 13 Feb 2023 15:22:03 -0600
Subject: [PATCH] Add missing busy_wait_ms functino to host platform (#1254)

---
 src/host/hardware_timer/timer.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/host/hardware_timer/timer.c b/src/host/hardware_timer/timer.c
index 3cb81387b..3ae825e36 100644
--- a/src/host/hardware_timer/timer.c
+++ b/src/host/hardware_timer/timer.c
@@ -13,7 +13,7 @@
 #endif
 
 // in our case not a busy wait
-PICO_WEAK_FUNCTION_DEF(busy_wait_us)
+PICO_WEAK_FUNCTION_DEF(busy_wait_us_32)
 void PICO_WEAK_FUNCTION_IMPL_NAME(busy_wait_us_32)(uint32_t delay_us) {
 #if defined(__unix__) || defined(__APPLE__)
     usleep(delay_us);
@@ -21,6 +21,7 @@ void PICO_WEAK_FUNCTION_IMPL_NAME(busy_wait_us_32)(uint32_t delay_us) {
     assert(false);
 #endif
 }
+
 PICO_WEAK_FUNCTION_DEF(busy_wait_us)
 void PICO_WEAK_FUNCTION_IMPL_NAME(busy_wait_us)(uint64_t delay_us) {
     absolute_time_t t;
@@ -28,6 +29,15 @@ void PICO_WEAK_FUNCTION_IMPL_NAME(busy_wait_us)(uint64_t delay_us) {
     busy_wait_until(t);
 }
 
+PICO_WEAK_FUNCTION_DEF(busy_wait_ms)
+void PICO_WEAK_FUNCTION_IMPL_NAME(busy_wait_ms)(uint32_t delay_ms) {
+#if defined(__unix__) || defined(__APPLE__)
+    usleep(delay_ms * 1000);
+#else
+    assert(false);
+#endif
+}
+
 // this may or may not wrap
 PICO_WEAK_FUNCTION_DEF(time_us_64)
 uint64_t PICO_WEAK_FUNCTION_IMPL_NAME(time_us_64)() {