diff options
Diffstat (limited to 'c/src/lib/libbsp/i386/pc386/console/conscfg.c')
| -rw-r--r-- | c/src/lib/libbsp/i386/pc386/console/conscfg.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/i386/pc386/console/conscfg.c b/c/src/lib/libbsp/i386/pc386/console/conscfg.c new file mode 100644 index 0000000000..fdd768fa0b --- /dev/null +++ b/c/src/lib/libbsp/i386/pc386/console/conscfg.c @@ -0,0 +1,163 @@ +/* + * This file contains the libchip configuration information + * to instantiate the libchip driver for the VGA console + * and serial ports on a PC. + */ + +/* + * COPYRIGHT (c) 1989-2011. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + * + * $Id$ + */ + +#include <unistd.h> /* write */ + +#include <bsp.h> +#include <libchip/serial.h> +#include <libchip/ns16550.h> +#include "vgacons.h" +#include <bsp/irq.h> +#include <rtems/pci.h> + +#define VGA_CONSOLE_FUNCTIONS &vgacons_fns +#if 0 +#define COM_CONSOLE_FUNCTIONS &ns16550_fns_polled +#else +#define COM_CONSOLE_FUNCTIONS &ns16550_fns +#endif + +/* + * Base IO for UART + */ +#define COM1_BASE_IO 0x3F8 +#define COM2_BASE_IO 0x3E8 +#define COM3_BASE_IO 0x2F8 +#define COM4_BASE_IO 0x2E8 + +#define CLOCK_RATE (115200 * 16) + +uint8_t com_get_register(uint32_t addr,uint8_t i) +{ + register uint8_t val; + + inport_byte( (addr + i),val ); + return val; +} + +void com_set_register(uint32_t addr,uint8_t i, uint8_t val) +{ + outport_byte( (addr+i),val ); +} + +console_tbl Console_Configuration_Ports[] = { + { + "/dev/vgacons", /* sDeviceName */ + VGA_CONSOLE, /* deviceType */ + VGA_CONSOLE_FUNCTIONS, /* pDeviceFns */ + vgacons_probe, /* deviceProbe */ + NULL, /* pDeviceFlow */ + 16, /* ulMargin */ + 8, /* ulHysteresis */ + (void *) NULL, /* NULL */ /* pDeviceParams */ + 0x00000000, /* ulCtrlPort1 */ + 0x00000000, /* ulCtrlPort2 */ + 0x00000000, /* ulDataPort */ + NULL, /* getRegister */ + NULL, /* setRegister */ + NULL,/* unused */ /* getData */ + NULL,/* unused */ /* setData */ + 0X0, /* ulClock */ + 0x0 /* ulIntVector -- base for port */ + }, + { + "/dev/com1", /* sDeviceName */ + SERIAL_NS16550, /* deviceType */ + COM_CONSOLE_FUNCTIONS, /* pDeviceFns */ + NULL, /* deviceProbe, assume it is there */ + NULL, /* pDeviceFlow */ + 16, /* ulMargin */ + 8, /* ulHysteresis */ + (void *) 9600, /* Baud Rate */ /* pDeviceParams */ + COM1_BASE_IO, /* ulCtrlPort1 */ + 0x00000000, /* ulCtrlPort2 */ + COM1_BASE_IO, /* ulDataPort */ + com_get_register, /* getRegister */ + com_set_register, /* setRegister */ + NULL,/* unused */ /* getData */ + NULL,/* unused */ /* setData */ + CLOCK_RATE, /* ulClock */ + BSP_UART_COM1_IRQ /* ulIntVector -- base for port */ + }, + { + "/dev/com2", /* sDeviceName */ + SERIAL_NS16550, /* deviceType */ + COM_CONSOLE_FUNCTIONS, /* pDeviceFns */ + NULL, /* deviceProbe, assume it is there */ + NULL, /* pDeviceFlow */ + 16, /* ulMargin */ + 8, /* ulHysteresis */ + (void *) 9600, /* Baud Rate */ /* pDeviceParams */ + COM2_BASE_IO, /* ulCtrlPort1 */ + 0x00000000, /* ulCtrlPort2 */ + COM2_BASE_IO, /* ulDataPort */ + com_get_register, /* getRegister */ + com_set_register, /* setRegister */ + NULL,/* unused */ /* getData */ + NULL,/* unused */ /* setData */ + CLOCK_RATE, /* ulClock */ + BSP_UART_COM2_IRQ /* ulIntVector -- base for port */ + }, + + { + "/dev/com3", /* sDeviceName */ + SERIAL_NS16550, /* deviceType */ + COM_CONSOLE_FUNCTIONS, /* pDeviceFns */ + NULL, /* deviceProbe, assume it is there */ + NULL, /* pDeviceFlow */ + 16, /* ulMargin */ + 8, /* ulHysteresis */ + (void *) 9600, /* Baud Rate */ /* pDeviceParams */ + COM3_BASE_IO, /* ulCtrlPort1 */ + 0x00000000, /* ulCtrlPort2 */ + COM3_BASE_IO, /* ulDataPort */ + com_get_register, /* getRegister */ + com_set_register, /* setRegister */ + NULL,/* unused */ /* getData */ + NULL,/* unused */ /* setData */ + CLOCK_RATE, /* ulClock */ + BSP_UART_COM3_IRQ /* ulIntVector -- base for port */ + }, + + { + "/dev/com4", /* sDeviceName */ + SERIAL_NS16550, /* deviceType */ + COM_CONSOLE_FUNCTIONS, /* pDeviceFns */ + NULL, /* deviceProbe, assume it is there */ + NULL, /* pDeviceFlow */ + 16, /* ulMargin */ + 8, /* ulHysteresis */ + (void *) 9600, /* Baud Rate */ /* pDeviceParams */ + COM4_BASE_IO, /* ulCtrlPort1 */ + 0x00000000, /* ulCtrlPort2 */ + COM4_BASE_IO, /* ulDataPort */ + com_get_register, /* getRegister */ + com_set_register, /* setRegister */ + NULL,/* unused */ /* getData */ + NULL,/* unused */ /* setData */ + CLOCK_RATE, /* ulClock */ + BSP_UART_COM4_IRQ /* ulIntVector -- base for port */ + }, + +}; + +/* + * Define a variable that contains the number of statically configured + * console devices. + */ +unsigned long Console_Configuration_Count = \ + (sizeof(Console_Configuration_Ports)/sizeof(console_tbl)); |