source: rtems/c/src/lib/libbsp/i386/pc386/include/bsp.h @ 6b54dcb

5
Last change on this file since 6b54dcb was 6b54dcb, checked in by Pavel Pisa <pisa@…>, on 10/12/16 at 07:40:41

bsps/i386: replace global interrupt disable by SMP build supporting locking.
  • Property mode set to 100644
File size: 9.9 KB
Line 
1/**
2 * @file
3 *
4 * @ingroup i386_pc386
5 *
6 * @brief Global BSP definitions.
7 */
8
9/*-------------------------------------------------------------------------+
10| bsp.h v1.1 - PC386 BSP - 1997/08/07
11+--------------------------------------------------------------------------+
12| This include file contains definitions related to the PC386 BSP.
13+--------------------------------------------------------------------------+
14| (C) Copyright 1997 -
15| - NavIST Group - Real-Time Distributed Systems and Industrial Automation
16|
17| http://pandora.ist.utl.pt
18|
19| Instituto Superior Tecnico * Lisboa * PORTUGAL
20+--------------------------------------------------------------------------+
21| Modified by Eric Valette the 20/05/98 in order to add definitions used
22| to enhance video putchar capabilities.
23|
24| Copyright (C) 1998  valette@crf.canon.fr
25|
26| Canon Centre Recherche France.
27|
28+--------------------------------------------------------------------------+
29| Disclaimer:
30|
31| This file is provided "AS IS" without warranty of any kind, either
32| expressed or implied.
33+--------------------------------------------------------------------------+
34| This code is based on:
35|   bsp.h,v 1.5 1995/12/19 20:07:30 joel Exp - go32 BSP
36| With the following copyright notice:
37| **************************************************************************
38| *  COPYRIGHT (c) 1989-1999.
39| *  On-Line Applications Research Corporation (OAR).
40| *
41| *  The license and distribution terms for this file may be
42| *  found in the file LICENSE in this distribution or at
43| *  http://www.rtems.org/license/LICENSE.
44| **************************************************************************
45+--------------------------------------------------------------------------*/
46
47#ifndef LIBBSP_I386_PC386_BSP_H
48#define LIBBSP_I386_PC386_BSP_H
49
50#ifndef ASM
51
52#include <bspopts.h>
53#include <bsp/default-initial-extension.h>
54#include <bsp/tblsizes.h>
55
56#include <rtems.h>
57#include <rtems/score/cpu.h>
58#include <rtems/bspIo.h>
59
60#ifdef __cplusplus
61extern "C" {
62#endif
63
64/**
65 * @degroup pc386_i386 PC386 Support
66 *
67 * @ingroup bsp_i386
68 *
69 * @brief PC386 support.
70 */
71
72#define BSP_HAS_FRAME_BUFFER 1
73
74/*
75 * Network driver configuration
76 */
77struct rtems_bsdnet_ifconfig;
78
79/* app. may provide a routine (called _very_ early) to tell us
80 * which ports to use for printk / console. BSP provides a default
81 * implementation (weak alias) which does nothing (use BSP default
82 * ports).
83 */
84extern void
85BSP_runtime_console_select(int *pPrintkPort, int *pConsolePort);
86
87extern int rtems_ne_driver_attach(struct rtems_bsdnet_ifconfig *, int);
88#define BSP_NE2000_NETWORK_DRIVER_NAME      "ne1"
89#define BSP_NE2000_NETWORK_DRIVER_ATTACH    rtems_ne_driver_attach
90
91extern int rtems_wd_driver_attach(struct rtems_bsdnet_ifconfig *, int);
92#define BSP_WD8003_NETWORK_DRIVER_NAME      "wd1"
93#define BSP_WD8003_NETWORK_DRIVER_ATTACH    rtems_wd_driver_attach
94
95extern int rtems_dec21140_driver_attach(struct rtems_bsdnet_ifconfig *, int);
96#define BSP_DEC21140_NETWORK_DRIVER_NAME    "dc1"
97#define BSP_DEC21140_NETWORK_DRIVER_ATTACH  rtems_dec21140_driver_attach
98
99extern int rtems_3c509_driver_attach(struct rtems_bsdnet_ifconfig *config);
100#define BSP_3C509_NETWORK_DRIVER_NAME    "3c1"
101#define BSP_3C509_NETWORK_DRIVER_ATTACH  rtems_3c509_driver_attach
102
103#ifndef RTEMS_BSP_NETWORK_DRIVER_NAME
104#define RTEMS_BSP_NETWORK_DRIVER_NAME   BSP_DEC21140_NETWORK_DRIVER_NAME
105#endif
106
107#ifndef RTEMS_BSP_NETWORK_DRIVER_ATTACH
108#define RTEMS_BSP_NETWORK_DRIVER_ATTACH BSP_DEC21140_NETWORK_DRIVER_ATTACH
109#endif
110
111/*-------------------------------------------------------------------------+
112| Constants
113+--------------------------------------------------------------------------*/
114
115/*-------------------------------------------------------------------------+
116| Constants relating to the 8254 (or 8253) programmable interval timers.
117+--------------------------------------------------------------------------*/
118#define IO_TIMER1      0x40
119                  /* Port address of the control port and timer channels */
120#define TIMER_CNTR0    (IO_TIMER1 + 0) /* timer 0 counter port           */
121#define TIMER_CNTR1    (IO_TIMER1 + 1) /* timer 1 counter port           */
122#define TIMER_CNTR2    (IO_TIMER1 + 2) /* timer 2 counter port           */
123#define TIMER_MODE     (IO_TIMER1 + 3) /* timer mode port                */
124#define TIMER_SEL0     0x00            /* select counter 0               */
125#define TIMER_SEL1     0x40            /* select counter 1               */
126#define TIMER_SEL2     0x80            /* select counter 2               */
127#define TIMER_INTTC    0x00            /* mode 0, intr on terminal cnt   */
128#define TIMER_ONESHOT  0x02            /* mode 1, one shot               */
129#define TIMER_RATEGEN  0x04            /* mode 2, rate generator         */
130#define TIMER_SQWAVE   0x06            /* mode 3, square wave            */
131#define TIMER_SWSTROBE 0x08            /* mode 4, s/w triggered strobe   */
132#define TIMER_HWSTROBE 0x0a            /* mode 5, h/w triggered strobe   */
133#define TIMER_LATCH    0x00            /* latch counter for reading      */
134#define TIMER_LSB      0x10            /* r/w counter LSB                */
135#define TIMER_MSB      0x20            /* r/w counter MSB                */
136#define TIMER_16BIT    0x30            /* r/w counter 16 bits, LSB first */
137#define TIMER_BCD      0x01            /* count in BCD                   */
138#define TIMER_RD_BACK  0xc0            /* Read Back Command              */
139                /* READ BACK command layout in the Command Register      */
140#define RB_NOT_COUNT    0x40           /* Don't select counter latch     */
141#define RB_NOT_STATUS   0x20           /* Don't select status latch      */
142#define RB_COUNT_0      0x02           /* Counter 0 latch                */
143#define RB_COUNT_1      0x04           /* Counter 1 latch                */
144#define RB_COUNT_2      0x08           /* Counter 2 latch                */
145#define RB_OUTPUT       0x80           /* Output of the counter is 1     */
146
147#define TIMER_TICK     1193182  /* The internal tick rate in ticks per second */
148
149#if defined( RTEMS_SMP )
150  extern ISR_lock_Control rtems_i386_i8254_access_lock;
151#endif
152
153
154/*-------------------------------------------------------------------------+
155| Console Defines
156|      WARNING: These Values MUST match the order in
157|               Console_Configuration_Ports
158+--------------------------------------------------------------------------*/
159#define    BSP_CONSOLE_VGA            0
160#define    BSP_CONSOLE_COM1           1
161#define    BSP_CONSOLE_COM2           2
162
163/*-------------------------------------------------------------------------+
164| Convert microseconds to ticks and ticks to microseconds.
165+--------------------------------------------------------------------------*/
166#define US_TO_TICK(us) (((us)*105+44)/88)
167#define TICK_TO_US(tk) (((tk)*88+52)/105)
168
169/*-------------------------------------------------------------------------+
170| External Variables.
171+--------------------------------------------------------------------------*/
172extern interrupt_gate_descriptor Interrupt_descriptor_table[IDT_SIZE];
173extern segment_descriptors _Global_descriptor_table   [GDT_SIZE];
174
175/*-------------------------------------------------------------------------+
176| Function Prototypes.
177+--------------------------------------------------------------------------*/
178void          _IBMPC_initVideo(void);    /* from 'outch.c'  */
179void          _IBMPC_outch    (char);    /* from 'outch.c'  */
180char          _IBMPC_inch     (void);    /* from 'inch.c'   */
181char          _IBMPC_inch_sleep (void);  /* from 'inch.c'   */
182int           BSP_wait_polled_input(void); /* from 'inch.c' */
183int           rtems_kbpoll( void );      /* from 'inch.c' */
184int           getch( void );             /* from 'inch.c' */
185void           add_to_queue( unsigned short b ); /* from 'inch.c' */
186
187void Wait_X_ms(unsigned int timeToWait); /* from 'timer.c'  */
188void Calibrate_loop_1ms(void);           /* from 'timer.c'  */
189
190void rtems_irq_mngt_init(void);          /* from 'irq_init.c' */
191
192#if (BSP_IS_EDISON == 0)
193  void Clock_driver_install_handler(void);             /* from 'ckinit.c'  */
194  void Clock_driver_support_initialize_hardware(void); /* from 'ckinit.c'  */
195#else
196  /**
197   *  @defgroup edison_bsp Clock Tick Support
198   *
199   *  @ingroup i386_pc386
200   *
201   *  @brief Clock Tick Support Package
202   */
203   void *clock_driver_sim_idle_body(uintptr_t);
204   #define BSP_IDLE_TASK_BODY clock_driver_sim_idle_body
205  /*
206   * hack to kill some time. Hopefully hitting a hardware register is slower
207   * than an empty loop.
208   */
209  #define BSP_CLOCK_DRIVER_DELAY() \
210    do { \
211      uint64_t _i = 2500000; \
212      while (_i) { \
213        _i--; \
214      } \
215    } while ( 0 )
216#endif /* edison */
217
218void *bsp_idle_thread( uintptr_t ignored );
219#define BSP_IDLE_TASK_BODY bsp_idle_thread
220
221void kbd_reset_setup(char *str, int *ints);   /* from 'pc_keyb.c' */
222size_t read_aux(char * buffer, size_t count); /* from 'ps2_mouse.c'  */
223
224bool bsp_get_serial_mouse_device(             /* from 'serial_mouse.c' */
225  const char **name,
226  const char **type
227);
228
229void register_leds(                           /* from 'keyboard.c' */
230  int console,
231  unsigned int led,
232  unsigned int *addr,
233  unsigned int mask
234);
235
236/* Definitions for BSPConsolePort */
237#define BSP_CONSOLE_PORT_CONSOLE (-1)
238#define BSP_CONSOLE_PORT_COM1    (BSP_UART_COM1)
239#define BSP_CONSOLE_PORT_COM2    (BSP_UART_COM2)
240
241/*
242 * Command line.
243 */
244const char* bsp_cmdline(void);
245const char* bsp_cmdline_arg(const char* arg);
246
247#if BSP_ENABLE_IDE
248/*
249 * IDE command line parsing.
250 */
251void bsp_ide_cmdline_init(void);
252
253/*
254 * indicate, that BSP has IDE driver
255 */
256#define RTEMS_BSP_HAS_IDE_DRIVER
257#endif
258
259/* GDB stub stuff */
260void init_remote_gdb( void );
261void i386_stub_glue_init(int uart);
262void i386_stub_glue_init_breakin(void);
263int i386_stub_glue_uart(void);
264void breakpoint(void);
265
266#define BSP_MAXIMUM_DEVICES 6
267
268/*
269 * Debug helper methods
270 */
271typedef __FILE FILE;
272uint32_t BSP_irq_count_dump(FILE *f);
273
274/*
275 * Prototypes just called from .S files. This lets the .S file include
276 * bsp.h just to establish the dependency.
277 */
278void raw_idt_notify(void);
279void C_dispatch_isr(int vector);
280
281#ifdef __cplusplus
282}
283#endif
284
285#endif /* !ASM */
286
287#endif /* _BSP_H */
Note: See TracBrowser for help on using the repository browser.