From 107b31a0b51b26a17ff4a7ace56cf60dd559db05 Mon Sep 17 00:00:00 2001
From: Bananymous <oskari.alaranta@bananymous.com>
Date: Tue, 22 Apr 2025 00:31:13 +0300
Subject: [PATCH] Kernel: Fix E1000{,E} driver for older qemu versions

This patch adds clearing of *Interrupt Cause Registers*, which allows
older qemu versions to send new interrupts. Apparently this is not
needed on newer releases.
---
 kernel/kernel/Networking/E1000/E1000.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/kernel/Networking/E1000/E1000.cpp b/kernel/kernel/Networking/E1000/E1000.cpp
index 03831867..b9cc1caa 100644
--- a/kernel/kernel/Networking/E1000/E1000.cpp
+++ b/kernel/kernel/Networking/E1000/E1000.cpp
@@ -308,6 +308,8 @@ namespace Kernel
 			descriptor.status = 0;
 			write32(REG_RDT0, rx_current);
 		}
+
+		write32(REG_ICR, 0xFFFFFFFF);
 	}
 
 }