Kernel: Set initial link up status for RTL8139

On startup the link was assumed to be down, making the adapter not work until the link up status was cycled.
akimdi · Aug 3, 2021 · 1f07882 · 1f07882
1 parent df6db8b
commit 1f07882
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/Kernel/Net/RTL8139NetworkAdapter.cpp b/Kernel/Net/RTL8139NetworkAdapter.cpp
@@ -260,6 +260,9 @@ void RTL8139NetworkAdapter::reset()
  // choose irqs, then clear any pending
  out16(REG_IMR, INT_RXOK | INT_RXERR | INT_TXOK | INT_TXERR | INT_RX_BUFFER_OVERFLOW | INT_LINK_CHANGE | INT_RX_FIFO_OVERFLOW | INT_LENGTH_CHANGE | INT_SYSTEM_ERROR);
  out16(REG_ISR, 0xffff);
+
+ // Set the initial link up status.
+ m_link_up = (in8(REG_MSR) & MSR_LINKB) == 0;
 }
 
 UNMAP_AFTER_INIT void RTL8139NetworkAdapter::read_mac_address()