以下是我们获取的配置:
# dmesg |grep uart
uart0: <16550 or compatible> port 0x3f8-0x3ff irq 4 flags 0x10 on acpi0
uart0: [FILTER]
uart1: <16550 or compatible> port 0x2f8-0x2ff irq 3 on acpi0
uart1: [FILTER]
uart2: <16550 or compatible> port 0x3e8-0x3ef irq 7 on acpi0
uart2: [FILTER]
uart3: <16550 or compatible> port 0x2e8-0x2ef irq 5 on acpi0
uart3: [FILTER]
uart4: <16550 or compatible> port 0x2e0-0x2e7 irq 6 on acpi0
uart4: [FILTER]
uart5: <16550 or compatible> port 0x2f0-0x2f7 irq 10 on acpi0
uart5: [FILTER]