[drv.uart] Read everything from the channel in uartnnMake sure to keep reading until the channel is empty so output isn't behindnby a keystroke.

src/user/6s/main.cpp

@@ -37,17 +37,13 @@ gather_command(j6::channel &cout, j6::ring_buffer &buf)
         while (i < n) {
             start[i] = input[i];
             outp[i] = input[i];
-            j6::syslog(j6::logs::app, j6::log_level::spam, "Read: %x", start[i]);
             if (start[i++] == '\r') {
                 newline = true;
                 break;
             }
         }
 
-        size_t written = i;
-        if (newline)
-            outp[written++] = '\n';
-        cout.commit(written);
+        cout.commit(i);
         cout.consume(i);
 
         if (newline)

src/user/drv.uart/main.cpp

@@ -96,7 +96,8 @@ main(int argc, const char **argv)
         uint64_t signals = 0;
         result = j6_event_wait(event, &signals, 500);
         if (result == j6_err_timed_out) {
-            com1.handle_interrupt();
+            com1.do_read();
+            com1.do_write();
             //com2.handle_interrupt();
             continue;
         }

src/user/drv.uart/serial.cpp

@@ -91,6 +91,7 @@ serial_port::do_write()
 {
     util::scoped_lock lock {m_lock};
 
+    while (true) {
         uint8_t const *data = nullptr;
         size_t n = m_chan.get_block(&data, false);
 
@@ -112,6 +113,7 @@ serial_port::do_write()
         }
 
         m_chan.consume(n);
+    }
 }
 
 void

src/user/drv.uart/serial.h

@@ -23,6 +23,7 @@ public:
 
     void handle_interrupt();
     void do_write();
+    void do_read();
 
 private:
     bool m_writing;
@@ -30,6 +31,5 @@ private:
     j6::channel &m_chan;
     util::spinlock m_lock;
 
-    void do_read();
     void handle_error(uint16_t reg, uint8_t value);
 };

src/user/ld.so/image.cpp

@@ -317,7 +317,7 @@ image::parse_rela_table(const util::counted<const rela> &table, image_list &ctx)
             break;
 
         default:
-            j6::syslog(j6::logs::app, j6::log_level::verbose, "Unknown rela relocation type %d in %s", rel.type, name);
+            j6::syslog(j6::logs::app, j6::log_level::error, "Unknown rela relocation type %d in %s", rel.type, name);
             exit(126);
             break;
         }