From a3d029e6e08d1ee3147f41536df76dc3986cb23e Mon Sep 17 00:00:00 2001
From: Lee Lup Yuen <luppy@appkaki.com>
Date: Sat, 20 Jan 2024 09:27:10 +0800
Subject: [PATCH] Handle a keypress

---
 virtio.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/virtio.c b/virtio.c
index 49e2983..624696e 100644
--- a/virtio.c
+++ b/virtio.c
@@ -1328,6 +1328,12 @@ int virtio_console_get_write_len(VIRTIODevice *s)
 
 int virtio_console_write_data(VIRTIODevice *s, const uint8_t *buf, int buf_len)
 {
+    //// To handle a keypress, we trigger the UART3 Interrupt.
+    //// TODO: Pass the keypress to VM Guest
+    printf("[%c]\n", buf[0]); ////
+    // s->int_status |= 1;
+    // set_irq(s->irq, 1);
+#ifdef NOTUSED
     int queue_idx = 0;
     QueueState *qs = &s->queue[queue_idx];
     int desc_idx;
@@ -1347,6 +1353,7 @@ int virtio_console_write_data(VIRTIODevice *s, const uint8_t *buf, int buf_len)
     qs->last_avail_idx++;
     printf("virtio_console_write_data: buf[0]=%c, buf_len=%d\n", buf[0], buf_len);////
     return buf_len;
+#endif  // NOTUSED
 }
 
 /* send a resize event */