menuconfig UART_NS16550 bool "NS16550 serial driver" default n select SERIAL_HAS_DRIVER help This option enables the NS16550 serial driver. This driver can be used for the serial hardware available on x86 platforms. config UART_NS16550_PCI bool "Enable PCI Support" default n depends on PCI && UART_NS16550 help This enables NS16550 to probe for PCI-based serial devices. This option enables the driver to auto-detect the device configuration required to access those ports. choice prompt "Controller Registers Access Method" depends on UART_NS16550 default UART_NS16550_ACCESS_IOPORT if PLATFORM_IA32 default UART_NS16550_ACCESS_MMIO config UART_NS16550_ACCESS_MMIO bool "Memory mapped I/O" help The UART controller is mapped to memory space, and can be directly access through memory manipulation. config UART_NS16550_ACCESS_IOPORT bool "I/O Port" depends on !UART_NS16550_PCI help The UART controller is accessed through I/O port. endchoice # ---------- Port 0 ---------- menuconfig UART_NS16550_PORT_0 bool "Enable NS16550 Port 0" default n depends on UART_NS16550 help This tells the driver to configure the UART port at boot, depending on the additional configure options below. config UART_NS16550_PORT_0_NAME string "Port 0 Device Name" default "UART_0" depends on UART_NS16550_PORT_0 help This is the device name for UART, and is included in the device struct. config UART_NS16550_PORT_0_BASE_ADDR hex "Port 0 Base Address or I/O Port" default 0x00000000 depends on UART_NS16550_PORT_0 help The base address of UART port. Leave this at 0x00000000 to skip initialization at boot. For PCI device, this value is from PCI configuration space, so just leave it at 0x00000000. config UART_NS16550_PORT_0_IRQ int "Port 0 Interrupt Vector" default 0 depends on UART_NS16550_PORT_0 help The interrupt vector for UART port. This is used for interrupt driven transfers. For PCI device, this value is from PCI configuration space, so just leave it at 0x00. config UART_NS16550_PORT_0_IRQ_PRI int "Port 0 Interrupt Priority" default 0 depends on UART_NS16550_PORT_0 help The interrupt priority for UART port. config UART_NS16550_PORT_0_BAUD_RATE int "Port 0 Baud Rate" default 0 depends on UART_NS16550_PORT_0 help The baud rate for UART port to be set to at boot. Leave at 0 to skip initialization. config UART_NS16550_PORT_0_CLK_FREQ int "Port 0 Clock Frequency" default 0 depends on UART_NS16550_PORT_0 help The clock frequency for UART port. config UART_NS16550_PORT_0_OPTIONS int "Port 0 Options" default 0 depends on UART_NS16550_PORT_0 help Options used for port initialization. config UART_NS16550_PORT_0_PCI bool "Port 0 is PCI-based" default n depends on UART_NS16550_PCI && UART_NS16550_PORT_0 help Obtain port information from PCI. config UART_NS16550_PORT_0_PCI_CLASS hex "Port 0 PCI Class" default 0x07 depends on UART_NS16550_PORT_0_PCI help Needed for PCI based UART port. Value 0x07 is for simple communication controllers. config UART_NS16550_PORT_0_PCI_BUS int "Port 0 PCI Bus Number" default 0 depends on UART_NS16550_PORT_0_PCI help Needed for PCI based UART port. config UART_NS16550_PORT_0_PCI_DEV int "Port 0 PCI Device Number" default 0 depends on UART_NS16550_PORT_0_PCI help Needed for PCI based UART port. config UART_NS16550_PORT_0_PCI_VENDOR_ID hex "Port 0 PCI Vendor ID" default 0x0000 depends on UART_NS16550_PORT_0_PCI help Needed for PCI based UART port. config UART_NS16550_PORT_0_PCI_DEVICE_ID hex "Port 0 PCI Device ID" default 0x0000 depends on UART_NS16550_PORT_0_PCI help Needed for PCI based UART port. config UART_NS16550_PORT_0_PCI_FUNC int "Port 0 PCI Function" default 0 depends on UART_NS16550_PORT_0_PCI help Needed for PCI based UART port. config UART_NS16550_PORT_0_PCI_BAR int "Port 0 PCI BAR" default 0 depends on UART_NS16550_PORT_0_PCI help Needed for PCI based UART port. # ---------- Port 1 ---------- menuconfig UART_NS16550_PORT_1 bool "Enable NS16550 Port 1" default n depends on UART_NS16550 help This tells the driver to configure the UART port at boot, depending on the additional configure options below. config UART_NS16550_PORT_1_NAME string "Port 1 Device Name" default "UART_1" depends on UART_NS16550_PORT_1 help This is the device name for UART, and is included in the device struct. config UART_NS16550_PORT_1_BASE_ADDR hex "Port 1 Base Address or I/O Port" default 0x00000000 depends on UART_NS16550_PORT_1 help The base address of UART port. Leave this at 0x00000000 to skip initialization at boot. For PCI device, this value is from PCI configuration space, so just leave it at 0x00000000. config UART_NS16550_PORT_1_IRQ int "Port 1 Interrupt Vector" default 0 depends on UART_NS16550_PORT_1 help The interrupt vector for UART port. This is used for interrupt driven transfers. For PCI device, this value is from PCI configuration space, so just leave it at 0x00. config UART_NS16550_PORT_1_IRQ_PRI int "Port 1 Interrupt Priority" default 0 depends on UART_NS16550_PORT_1 help The interrupt priority for UART port. config UART_NS16550_PORT_1_BAUD_RATE int "Port 1 Baud Rate" default 0 depends on UART_NS16550_PORT_1 help The baud rate for UART port to be set to at boot. Leave at 0 to skip initialization. config UART_NS16550_PORT_1_CLK_FREQ int "Port 1 Clock Frequency" default 0 depends on UART_NS16550_PORT_1 help The clock frequency for UART port. config UART_NS16550_PORT_1_OPTIONS int "Port 1 Options" default 0 depends on UART_NS16550_PORT_1 help Options used for port initialization. config UART_NS16550_PORT_1_PCI bool "Port 1 is PCI-based" default n depends on UART_NS16550_PCI && UART_NS16550_PORT_1 help Obtain port information from PCI. config UART_NS16550_PORT_1_PCI_CLASS hex "Port 1 PCI Class" default 0x07 depends on UART_NS16550_PORT_1_PCI help Needed for PCI based UART port. Value 0x07 is for simple communication controllers. config UART_NS16550_PORT_1_PCI_BUS int "Port 1 PCI Bus Number" default 0 depends on UART_NS16550_PORT_1_PCI help Needed for PCI based UART port. config UART_NS16550_PORT_1_PCI_DEV int "Port 1 PCI Device Number" default 0 depends on UART_NS16550_PORT_1_PCI help Needed for PCI based UART port. config UART_NS16550_PORT_1_PCI_VENDOR_ID hex "Port 1 PCI Vendor ID" default 0x0000 depends on UART_NS16550_PORT_1_PCI help Needed for PCI based UART port. config UART_NS16550_PORT_1_PCI_DEVICE_ID hex "Port 1 PCI Device ID" default 0x0000 depends on UART_NS16550_PORT_1_PCI help Needed for PCI based UART port. config UART_NS16550_PORT_1_PCI_FUNC int "Port 1 PCI Function" default 0 depends on UART_NS16550_PORT_1_PCI help Needed for PCI based UART port. config UART_NS16550_PORT_1_PCI_BAR int "Port 1 PCI BAR" default 0 depends on UART_NS16550_PORT_1_PCI help Needed for PCI based UART port.