[emurt] add volatile keyword to mmio register

Signed-off-by: Avimitin <[email protected]>
chipsalliance · Jan 9, 2025 · 5987476 · 5987476
1 parent 53c6c9e
commit 5987476
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/tests/emurt/emurt.c b/tests/emurt/emurt.c
@@ -4,8 +4,8 @@
 #define UART_W_REG 0x10000010
 #define PERF_REG 0x10000014
 
-void t1_put_char(char c) { *(uint32_t *)(UART_W_REG) = (uint32_t)c; }
-void place_counter(int i) { *(int *)(PERF_REG) = i; }
+void t1_put_char(char c) { *(uint8_t volatile *)(UART_W_REG) = (uint8_t)c; }
+void place_counter(int i) { *(int volatile *)(PERF_REG) = i; }
 
 ///////////////////////
 // uart