|
|
/**
* @file
*
* @ingroup i386_pc386
*
* @brief Global BSP definitions.
*/
/*-------------------------------------------------------------------------+
| bsp.h v1.1 - PC386 BSP - 1997/08/07
+--------------------------------------------------------------------------+
| This include file contains definitions related to the PC386 BSP.
+--------------------------------------------------------------------------+
| (C) Copyright 1997 -
| - NavIST Group - Real-Time Distributed Systems and Industrial Automation
|
| http://pandora.ist.utl.pt
|
| Instituto Superior Tecnico * Lisboa * PORTUGAL
+--------------------------------------------------------------------------+
| Modified by Eric Valette the 20/05/98 in order to add definitions used
| to enhance video putchar capabilities.
|
| Copyright (C) 1998 valette@crf.canon.fr
|
| Canon Centre Recherche France.
|
+--------------------------------------------------------------------------+
| Disclaimer:
|
| This file is provided "AS IS" without warranty of any kind, either
| expressed or implied.
+--------------------------------------------------------------------------+
| This code is based on:
| bsp.h,v 1.5 1995/12/19 20:07:30 joel Exp - go32 BSP
| With the following copyright notice:
| **************************************************************************
| * COPYRIGHT (c) 1989-1999.
| * 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.org/license/LICENSE.
| **************************************************************************
+--------------------------------------------------------------------------*/
#ifndef _BSP_H
#define _BSP_H
#ifndef ASM
#ifdef __cplusplus
extern "C" {
#endif
#include <bspopts.h>
#include <bsp/default-initial-extension.h>
#include <rtems.h>
#include <rtems/iosupp.h>
#include <rtems/console.h>
#include <rtems/clockdrv.h>
#include <libcpu/cpu.h>
#include <rtems/bspIo.h>
/**
* @degroup pc386_i386 PC386 Support
*
* @ingroup bsp_i386
*
* @brief PC386 support.
*/
#define BSP_HAS_FRAME_BUFFER 1
/*
* Network driver configuration
*/
struct rtems_bsdnet_ifconfig;
/* app. may provide a routine (called _very_ early) to tell us
* which ports to use for printk / console. BSP provides a default
* implementation (weak alias) which does nothing (use BSP default
* ports).
*/
extern void
BSP_runtime_console_select(int *pPrintkPort, int *pConsolePort);
extern int rtems_ne_driver_attach(struct rtems_bsdnet_ifconfig *, int);
#define BSP_NE2000_NETWORK_DRIVER_NAME "ne1"
#define BSP_NE2000_NETWORK_DRIVER_ATTACH rtems_ne_driver_attach
extern int rtems_wd_driver_attach(struct rtems_bsdnet_ifconfig *, int);
#define BSP_WD8003_NETWORK_DRIVER_NAME "wd1"
#define BSP_WD8003_NETWORK_DRIVER_ATTACH rtems_wd_driver_attach
extern int rtems_dec21140_driver_attach(struct rtems_bsdnet_ifconfig *, int);
#define BSP_DEC21140_NETWORK_DRIVER_NAME "dc1"
#define BSP_DEC21140_NETWORK_DRIVER_ATTACH rtems_dec21140_driver_attach
extern int rtems_3c509_driver_attach(struct rtems_bsdnet_ifconfig *config);
#define BSP_3C509_NETWORK_DRIVER_NAME "3c1"
#define BSP_3C509_NETWORK_DRIVER_ATTACH rtems_3c509_driver_attach
#ifndef RTEMS_BSP_NETWORK_DRIVER_NAME
#define RTEMS_BSP_NETWORK_DRIVER_NAME BSP_DEC21140_NETWORK_DRIVER_NAME
#endif
#ifndef RTEMS_BSP_NETWORK_DRIVER_ATTACH
#define RTEMS_BSP_NETWORK_DRIVER_ATTACH BSP_DEC21140_NETWORK_DRIVER_ATTACH
#endif
/*-------------------------------------------------------------------------+
| Constants
+--------------------------------------------------------------------------*/
/*-------------------------------------------------------------------------+
| Constants relating to the 8254 (or 8253) programmable interval timers.
+--------------------------------------------------------------------------*/
#define IO_TIMER1 0x40
/* Port address of the control port and timer channels */
#define TIMER_CNTR0 (IO_TIMER1 + 0) /* timer 0 counter port */
#define TIMER_CNTR1 (IO_TIMER1 + 1) /* timer 1 counter port */
#define TIMER_CNTR2 (IO_TIMER1 + 2) /* timer 2 counter port */
#define TIMER_MODE (IO_TIMER1 + 3) /* timer mode port */
#define TIMER_SEL0 0x00 /* select counter 0 */
#define TIMER_SEL1 0x40 /* select counter 1 */
#define TIMER_SEL2 0x80 /* select counter 2 */
#define TIMER_INTTC 0x00 /* mode 0, intr on terminal cnt */
#define TIMER_ONESHOT 0x02 /* mode 1, one shot */
#define TIMER_RATEGEN 0x04 /* mode 2, rate generator */
#define TIMER_SQWAVE 0x06 /* mode 3, square wave */
#define TIMER_SWSTROBE 0x08 /* mode 4, s/w triggered strobe */
#define TIMER_HWSTROBE 0x0a /* mode 5, h/w triggered strobe */
#define TIMER_LATCH 0x00 /* latch counter for reading */
#define TIMER_LSB 0x10 /* r/w counter LSB */
#define TIMER_MSB 0x20 /* r/w counter MSB */
#define TIMER_16BIT 0x30 /* r/w counter 16 bits, LSB first */
#define TIMER_BCD 0x01 /* count in BCD */
#define TIMER_RD_BACK 0xc0 /* Read Back Command */
/* READ BACK command layout in the Command Register */
#define RB_NOT_COUNT 0x40 /* Don't select counter latch */
#define RB_NOT_STATUS 0x20 /* Don't select status latch */
#define RB_COUNT_0 0x02 /* Counter 0 latch */
#define RB_COUNT_1 0x04 /* Counter 1 latch */
#define RB_COUNT_2 0x08 /* Counter 2 latch */
#define RB_OUTPUT 0x80 /* Output of the counter is 1 */
#define TIMER_TICK 1193182 /* The internal tick rate in ticks per second */
/*-------------------------------------------------------------------------+
| Console Defines
| WARNING: These Values MUST match the order in
| Console_Configuration_Ports
+--------------------------------------------------------------------------*/
#define BSP_CONSOLE_VGA 0
#define BSP_CONSOLE_COM1 1
#define BSP_CONSOLE_COM2 2
/*-------------------------------------------------------------------------+
| Convert microseconds to ticks and ticks to microseconds.
+--------------------------------------------------------------------------*/
#define US_TO_TICK(us) (((us)*105+44)/88)
#define TICK_TO_US(tk) (((tk)*88+52)/105)
/*-------------------------------------------------------------------------+
| External Variables.
+--------------------------------------------------------------------------*/
#define IDT_SIZE 256
#define GDT_SIZE 3
extern interrupt_gate_descriptor Interrupt_descriptor_table[IDT_SIZE];
extern segment_descriptors Global_descriptor_table [GDT_SIZE];
/*-------------------------------------------------------------------------+
| Function Prototypes.
+--------------------------------------------------------------------------*/
void _IBMPC_initVideo(void); /* from 'outch.c' */
void _IBMPC_outch (char); /* from 'outch.c' */
char _IBMPC_inch (void); /* from 'inch.c' */
char _IBMPC_inch_sleep (void); /* from 'inch.c' */
int BSP_wait_polled_input(void); /* from 'inch.c' */
int rtems_kbpoll( void ); /* from 'inch.c' */
int getch( void ); /* from 'inch.c' */
void add_to_queue( unsigned short b ); /* from 'inch.c' */
void Wait_X_ms(unsigned int timeToWait); /* from 'timer.c' */
void Calibrate_loop_1ms(void); /* from 'timer.c' */
void rtems_irq_mngt_init(void); /* from 'irq_init.c' */
void bsp_size_memory(void); /* from 'bspstart.c' */
void Clock_driver_install_handler(void); /* from 'ckinit.c' */
void Clock_driver_support_initialize_hardware(void); /* from 'ckinit.c' */
void kbd_reset_setup(char *str, int *ints); /* from 'pc_keyb.c' */
size_t read_aux(char * buffer, size_t count); /* from 'ps2_mouse.c' */
bool bsp_get_serial_mouse_device( /* from 'serial_mouse.c' */
const char **name,
const char **type
);
void register_leds( /* from 'keyboard.c' */
int console,
unsigned int led,
unsigned int *addr,
unsigned int mask
);
/* Definitions for BSPConsolePort */
#define BSP_CONSOLE_PORT_CONSOLE (-1)
#define BSP_CONSOLE_PORT_COM1 (BSP_UART_COM1)
#define BSP_CONSOLE_PORT_COM2 (BSP_UART_COM2)
/*
* Command line.
*/
const char* bsp_cmdline(void);
const char* bsp_cmdline_arg(const char* arg);
/*
* IDE command line parsing.
*/
void bsp_ide_cmdline_init(void);
/*
* indicate, that BSP has IDE driver
*/
#define RTEMS_BSP_HAS_IDE_DRIVER
/* GDB stub stuff */
void init_remote_gdb( void );
void i386_stub_glue_init(int uart);
void i386_stub_glue_init_breakin(void);
void breakpoint(void);
#define BSP_MAXIMUM_DEVICES 6
/*
* Debug helper methods
*/
typedef __FILE FILE;
uint32_t BSP_irq_count_dump(FILE *f);
/*
* Prototypes just called from .S files. This lets the .S file include
* bsp.h just to establish the dependency.
*/
void raw_idt_notify(void);
void C_dispatch_isr(int vector);
#ifdef __cplusplus
}
#endif
#endif /* !ASM */
#endif /* _BSP_H */
|
