rge: add the Intel Killer E5000 PCI ID

This and the E3000 are both handled by the r8169 driver in Linux, and
reportedly this is infact just a straight re-brand of the RTL8126.

Tested by:	"Sinetek" on Discord
Reviewed by:	adrian
Differential Revision:	https://reviews.freebsd.org/D56917

share/man/man4/rge.4

@@ -3,7 +3,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.Dd April 5, 2026
+.Dd May 11, 2026
 .Dt RGE 4
 .Os
 .Sh NAME
@@ -137,6 +137,8 @@ RealTek RTL8126 (up to 5 Gbps)
 RealTek RTL8127 (up to 10 Gbps)
 .It
 Killer E3000 (up to 2.5 Gbps)
+.It
+Killer E5000 (up to 5 Gbps)
 .El
 .Sh SYSCTL VARIABLES
 The following variables are available as both

sys/dev/rge/if_rge.c

@@ -113,6 +113,7 @@ struct rge_matchid {
 
 const struct rge_matchid rge_devices[] = {
 	{ PCI_VENDOR_REALTEK, PCI_PRODUCT_REALTEK_E3000, "Killer E3000" },
+	{ PCI_VENDOR_REALTEK, PCI_PRODUCT_REALTEK_E5000, "Killer E5000" },
 	{ PCI_VENDOR_REALTEK, PCI_PRODUCT_REALTEK_RTL8125, "RTL8125" },
 	{ PCI_VENDOR_REALTEK, PCI_PRODUCT_REALTEK_RTL8126, "RTL8126", },
 	{ PCI_VENDOR_REALTEK, PCI_PRODUCT_REALTEK_RTL8127, "RTL8127" },

sys/dev/rge/if_rge_vendor.h

@@ -21,6 +21,7 @@
 #define PCI_VENDOR_REALTEK		0x10ec
 
 #define PCI_PRODUCT_REALTEK_E3000	0x3000
+#define PCI_PRODUCT_REALTEK_E5000	0x5000
 #define PCI_PRODUCT_REALTEK_RTL8125	0x8125
 #define PCI_PRODUCT_REALTEK_RTL8126	0x8126
 #define PCI_PRODUCT_REALTEK_RTL8127	0x8127