diff options
Diffstat (limited to 'c/src/lib/libbsp/m68k/idp')
| -rw-r--r-- | c/src/lib/libbsp/m68k/idp/README | 31 | ||||
| -rw-r--r-- | c/src/lib/libbsp/m68k/idp/clock/ckinit.c | 126 | ||||
| -rw-r--r-- | c/src/lib/libbsp/m68k/idp/console/console.c | 216 | ||||
| -rw-r--r-- | c/src/lib/libbsp/m68k/idp/console/duart.c | 170 | ||||
| -rw-r--r-- | c/src/lib/libbsp/m68k/idp/console/leds.c | 80 | ||||
| -rw-r--r-- | c/src/lib/libbsp/m68k/idp/console/mc68ec.c | 18 | ||||
| -rw-r--r-- | c/src/lib/libbsp/m68k/idp/include/README | 13 | ||||
| -rw-r--r-- | c/src/lib/libbsp/m68k/idp/include/bsp.h | 79 | ||||
| -rw-r--r-- | c/src/lib/libbsp/m68k/idp/include/coverhd.h | 106 | ||||
| -rw-r--r-- | c/src/lib/libbsp/m68k/idp/include/leds.h | 25 | ||||
| -rw-r--r-- | c/src/lib/libbsp/m68k/idp/startup/bspstart.c | 175 | ||||
| -rw-r--r-- | c/src/lib/libbsp/m68k/idp/startup/linkcmds | 44 | ||||
| -rw-r--r-- | c/src/lib/libbsp/m68k/idp/timer/timer.c | 121 | ||||
| -rw-r--r-- | c/src/lib/libbsp/m68k/idp/timer/timerisr.s | 38 |
14 files changed, 0 insertions, 1242 deletions
diff --git a/c/src/lib/libbsp/m68k/idp/README b/c/src/lib/libbsp/m68k/idp/README deleted file mode 100644 index 5479acf383..0000000000 --- a/c/src/lib/libbsp/m68k/idp/README +++ /dev/null @@ -1,31 +0,0 @@ -This board support package has not been tested with multiprocessor -or the timing support. The uniprocessor IDP package was tested though -with a fairly large application (although bugs may exist). The -$RTEMS_ROOT/src/tests/Makefile should therefore have the samples and -the tests directories compiled first with the tmtests (timing) and -multiprocessor directories optional. - -Let me know if you have any problems or bug fixes. Bug fixes are greatly -appreciated. I do not work for RTEMS or am a member of the RTEMS support -group in any way, however. I am just one of many that appreciate -"free" software and enjoy contributing when possible :). You can do it too! - - -- doug mcbride - mcbride@rodin.colorado.edu - -============================================================== -Notes: Make sure that -msoft-float is defined when compiling in the -newlib-beta-rtems/newlib/msoft-float directory subtree. You also probably -want to add the following line to line 413 of -newlib-beta-rtems/newlib/msoft-float/libc/stdio/vfprintf.c: - -#define INTEGER_ONLY - -That allows you to pass most of the paranoia test in the samples -directory of RTEMS although you can't see the floating point values actually -printed (software floating point tends to make that difficult anyway). -In order to pass the whole paranoia test (with one flaw), however, I had to -comment out the following line in milestone 140 (why?): - -/* printf ("Testing X^((X + 1) / (X - 1)) vs. exp(2) = %.17e as X -> 1.\n", - Exp2); */ diff --git a/c/src/lib/libbsp/m68k/idp/clock/ckinit.c b/c/src/lib/libbsp/m68k/idp/clock/ckinit.c deleted file mode 100644 index abee1418cc..0000000000 --- a/c/src/lib/libbsp/m68k/idp/clock/ckinit.c +++ /dev/null @@ -1,126 +0,0 @@ -/* Clock_init() - * - * - * This is modified by Doug McBride to get it to work for the MC68EC040 - * IDP board. The below comments are kept to show that some prior work - * was done in the area and the modifications performed was application - * specific for the IDP board to port it to. - * - * This routine initializes the mc68230 on the MC68EC040 board. - * The tick frequency is 40 milliseconds. - * - * Input parameters: NONE - * - * Output parameters: NONE - * - * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. - * On-Line Applications Research Corporation (OAR). - * All rights assigned to U.S. Government, 1994. - * - * This material may be reproduced by or for the U.S. Government pursuant - * to the copyright license under the clause at DFARS 252.227-7013. This - * notice must appear in all copies of this file and its derivatives. - * - * $Id$ - */ - -#include <stdlib.h> - -#include "rtems.h" -#include "clockdrv.h" -#include "bsp.h" -#include "cpu.h" - -rtems_unsigned32 Clock_isrs; /* ISRs until next tick */ -volatile rtems_unsigned32 Clock_driver_ticks; - /* ticks since initialization */ -rtems_isr_entry Old_ticker; - -extern rtems_configuration_table Configuration; -extern void led_putnum(); -void Disable_clock(); - -#define TIMER_VECTOR 0x4D - -rtems_device_driver Clock_initialize( - rtems_device_major_number major, - rtems_device_minor_number minor, - void *pargp, - rtems_id tid, - rtems_unsigned32 *rval -) -{ - Install_clock( Clock_isr ); -} - -void ReInstall_clock( clock_isr ) -rtems_isr_entry clock_isr; -{ - rtems_unsigned32 isrlevel = 0 ; - - rtems_interrupt_disable( isrlevel ); - (void) set_vector( clock_isr, TIMER_VECTOR, 1 ); - rtems_interrupt_enable( isrlevel ); -} - -/* The following was added for debugging purposes */ -void Disable_clock() -{ - /* Disable timer */ - MC68230_WRITE (TCR, 0x00); -} - -void Install_clock( clock_isr ) -rtems_isr_entry clock_isr; -{ - Clock_driver_ticks = 0; - Clock_isrs = (int)(Configuration.microseconds_per_tick / 1000); - - if ( Configuration.ticks_per_timeslice ) { -/* led_putnum('c'); * for debugging purposes */ - Old_ticker = (rtems_isr_entry) set_vector( clock_isr, TIMER_VECTOR, 1 ); - - /* Disable timer for initialization */ - MC68230_WRITE (TCR, 0x00); - - /* some PI/T initialization stuff here -- see comment in the ckisr.c - file in this directory to understand why I use the values that I do */ - /* Set up the interrupt vector on the MC68230 chip: - TIVR = TIMER_VECTOR; */ - MC68230_WRITE (TIVR, TIMER_VECTOR); - - /* Set CPRH through CPRL to 193 (not 203) decimal for countdown--see ckisr.c - CPRH = 0x00; - CPRM = 0x00; - CPRL = 0xC1; */ - MC68230_WRITE (CPRH, 0x00); - MC68230_WRITE (CPRM, 0x00); - MC68230_WRITE (CPRL, 0xC1); - - /* Enable timer and use it as an external periodic interrupt generator - TCR = 0xA1; */ -/* led_putnum('a'); * for debugging purposes */ - MC68230_WRITE (TCR, 0xA1); - - /* - * Schedule the clock cleanup routine to execute if the application exits. - */ - atexit( Clock_exit ); - } -} - -void Clock_exit( void ) -{ - rtems_unsigned8 data; - - if ( Configuration.ticks_per_timeslice ) { - - /* disable timer - data = TCR; - TCR = (data & 0xFE); */ - MC68230_READ (TCR, data); - MC68230_WRITE (TCR, (data & 0xFE)); - - /* do not restore old vector */ - } -} diff --git a/c/src/lib/libbsp/m68k/idp/console/console.c b/c/src/lib/libbsp/m68k/idp/console/console.c deleted file mode 100644 index 7bb720c120..0000000000 --- a/c/src/lib/libbsp/m68k/idp/console/console.c +++ /dev/null @@ -1,216 +0,0 @@ -/* - * This file contains the Motorola IDP console IO package. - * - * Written by Doug McBride, Colorado Space Grant College - * Based off of the board support packages of RTEMS - * - * Updated to RTEMS 3.2.0 by Joel Sherrill. - * - * $Id$ - */ - -#define MIDP_INIT - -#include "rtems.h" -#include "console.h" -#include "bsp.h" - -#include "ringbuf.h" - -Ring_buffer_t Buffer[ 2 ]; - -rtems_isr C_Receive_ISR(rtems_vector_number vector); - - -/* console_initialize - * - * This routine initializes the console IO driver. - * - * Input parameters: NONE - * - * Output parameters: NONE - * - * Return values: - */ - -rtems_device_driver console_initialize( - rtems_device_major_number major, - rtems_device_minor_number minor, - void *arg, - rtems_id self, - rtems_unsigned32 *status -) -{ - - Ring_buffer_Initialize( &Buffer[ 0 ] ); - Ring_buffer_Initialize( &Buffer[ 1 ] ); - - init_pit(); - - *status = RTEMS_SUCCESSFUL; -} - - -/* is_character_ready - * - * This routine returns TRUE if a character is available. - * - * Input parameters: NONE - * - * Output parameters: NONE - * - * Return values: - */ - -rtems_boolean is_character_ready( - char *ch, - int port -) -{ - if ( Ring_buffer_Is_empty( &Buffer[ port ] ) ) - return FALSE; - - Ring_buffer_Remove_character( &Buffer[ port ], *ch ); - return TRUE; -} - -/* quick_char_check - * - * This routine returns TRUE if a character is available. - * It is different from above because it does not disturb the ring buffer - * - * Input parameters: NONE - * - * Output parameters: NONE - * - * Return values: - */ - -rtems_boolean quick_char_check( - int port -) -{ - if ( Ring_buffer_Is_empty( &Buffer[ port ] ) ) - return FALSE; - - return TRUE; -} - -/* inbyte - * - * This routine reads a character from the UART through a buffer. - * - * Input parameters: NONE - * - * Output parameters: NONE - * - * Return values: - * character read from UART - */ - -char inbyte( - int port -) -{ - unsigned char tmp_char; - - /* If you come into this routine without checking is_character_ready() first - and you want nonblocking code, then it's your own fault */ - - while ( !is_character_ready( &tmp_char, port ) ); - - return tmp_char; -} - - -/* outbyte - * - * This routine transmits a character out the M68681. It supports - * XON/XOFF flow control. - * - * Input parameters: - * ch - character to be transmitted - * - * Output parameters: NONE - */ - -void outbyte( - char ch, - int port -) -{ - switch ( port ) { - case 0: - transmit_char( ch ); - break; - case 1: - transmit_char_portb( ch ); - break; - } - -} - -/* - * __read -- read bytes from the serial port. Ignore fd, since - * we only have stdin. - */ - -int __read( - int fd, - char *buf, - int nbytes -) -{ - int i = 0; - int port; - - /* - * Map port A to stdin, stdout, and stderr. - * Map everything else to port B. - */ - - if ( fd <= 2 ) port = 0; - else port = 1; - - for (i = 0; i < nbytes; i++) { - *(buf + i) = inbyte( port ); - if ((*(buf + i) == '\n') || (*(buf + i) == '\r')) { - (*(buf + i++)) = '\n'; - (*(buf + i)) = 0; - break; - } - } - return (i); -} - -/* - * __write -- write bytes to the serial port. Ignore fd, since - * stdout and stderr are the same. Since we have no filesystem, - * open will only return an error. - */ - -int __write( - int fd, - char *buf, - int nbytes -) -{ - int i; - int port; - - /* - * Map port A to stdin, stdout, and stderr. - * Map everything else to port B. - */ - - if ( fd <= 2 ) port = 0; - else port = 1; - - for (i = 0; i < nbytes; i++) { - if (*(buf + i) == '\n') { - outbyte ('\r', port ); - } - outbyte (*(buf + i), port ); - } - return (nbytes); -} diff --git a/c/src/lib/libbsp/m68k/idp/console/duart.c b/c/src/lib/libbsp/m68k/idp/console/duart.c deleted file mode 100644 index c3ee92b75b..0000000000 --- a/c/src/lib/libbsp/m68k/idp/console/duart.c +++ /dev/null @@ -1,170 +0,0 @@ -/*######################################################### -# -# This code is a modified version of what you will find at the -# end of the IDP User's manual. The original code is copyrighted -# by Motorola and Motorola Semiconductor Products as well as -# Motorola Software products group. -# -# Modifications to the original IDP code by Doug McBride, Colorado -# Space Grant College. Modifications include a means of accessing -# port B of the duart as well as port A as well as modifications for -# buffering and RTEMS support. Modifications are provided -# as is and may not be correct. -# -# Rob Savoye provided the format for the mc68681 header file -# -# Joel Sherrill provided inspiration for recoding my original assembly -# for this file into C (a good idea) -# -##########################################################*/ - -#include "mc68230.h" -#include "mc68681.h" -#include "ringbuf.h" -#include "rtems.h" -#include "bsp.h" - -rtems_isr C_Receive_ISR(rtems_vector_number vector); -extern Ring_buffer_t Buffer[]; - -extern unsigned char inbuf[]; -extern unsigned char inbuf_portb[]; -extern unsigned tail; -extern unsigned tail_portb; -unsigned char Pit_initialized = 0; - -/*##################################################################### -# The volatile routine to initialize the duart -- port a and port b -######################################################################*/ -volatile void init_pit() -{ - /* Disable ports A & B while configuring PIT */ - MC68681_WRITE(DUART_IMR, 0x00); /* disable imr */ - MC68681_WRITE(DUART_CRA, 0x08); /* disable port a transmitter */ - MC68681_WRITE(DUART_CRA, 0x02); /* disable port a receiver */ - MC68681_WRITE(DUART_CRB, 0x08); /* disable port b transmitter */ - MC68681_WRITE(DUART_CRB, 0x02); /* disable port b receiver */ - - /* install ISR for ports A and B */ - set_vector(C_Receive_ISR, (VECT+H3VECT), 1); - - /* initialize pit */ - MC68230_WRITE(PGCR, 0x00); /* set mode to 0 -- disable all ports */ - MC68230_WRITE(PSRR, 0x18); /* set up pirq and piack */ - MC68230_WRITE(PBDDR, 0x00); /* all pins on port b are input */ - MC68230_WRITE(PBCR, 0x82); /* submode 1x, h3 interrupt enabled */ - MC68230_WRITE(PIVR, VECT); /* setup pivr */ - MC68230_WRITE(PGCR, 0x20); /* turn on all ports */ - - /* For some reason, the reset of receiver/transmitter only works for - the first time around -- it garbles the output otherwise (e.g., sp21) */ - if (!Pit_initialized) - { - /* now initialize the duart registers on port b */ - /* WARNING:OPTIMIZER MAY ONLY EXECUTE THIRD STATEMENT IF NOT VOLATILE */ - MC68681_WRITE(DUART_CRB, 0x30); /* reset tx, channel b */ - MC68681_WRITE(DUART_CRB, 0x20); /* reset rx, channel b */ - MC68681_WRITE(DUART_CRB, 0x10); /* reset mr pointer, channel b */ - - /* now initialize the duart registers on port a */ - /* WARNING:OPTIMIZER MAY ONLY EXECUTE THIRD STATEMENT IF NOT VOLATILE */ - MC68681_WRITE(DUART_CRA, 0x30); /* reset tx, channel a */ - MC68681_WRITE(DUART_CRA, 0x20); /* reset rx, channel a */ - MC68681_WRITE(DUART_CRA, 0x10); /* reset mr pointer, channel a */ - Pit_initialized = 1; - } - - /* init the general registers of the duart */ - MC68681_WRITE(DUART_IVR, 0x0f); /* init ivr */ - MC68681_WRITE(DUART_IMR, 0x22); /* init imr */ - MC68681_WRITE(DUART_ACR, 0x00); /* init acr */ - MC68681_WRITE(DUART_CTUR, 0x00); /* init ctur */ - MC68681_WRITE(DUART_CTLR, 0x02); /* init ctlr */ - MC68681_WRITE(DUART_OPCR, 0x00); /* init opcr */ - MC68681_WRITE(DUART_OPRSET, 0x01); /* init cts */ - - /* init the actual serial port for port a */ - MC68681_WRITE(DUART_CSRA, 0xbb); /* init csra -- 9600 baud */ - MC68681_WRITE(DUART_MR1A, 0x13); /* init mr1a */ - MC68681_WRITE(DUART_MR2A, 0x07); /* init mr2a */ - MC68681_WRITE(DUART_CRA, 0x05); /* init cra */ - - /* init the actual serial port for port b */ - MC68681_WRITE(DUART_CSRB, 0xbb); /* init csrb -- 9600 baud */ -#define EIGHT_BITS_NO_PARITY -#ifdef EIGHT_BITS_NO_PARITY - MC68681_WRITE(DUART_MR1B, 0x13); /* init mr1b */ -#else /* 7 bits, even parity */ - MC68681_WRITE(DUART_MR1B, 0x02); /* init mr1b */ -#endif - MC68681_WRITE(DUART_MR2B, 0x07); /* init mr2b -- one stop bit */ - MC68681_WRITE(DUART_CRB, 0x05); /* init crb */ -} - -/*##################################################################### -# interrupt handler for receive of character from duart on ports A & B -#####################################################################*/ -rtems_isr C_Receive_ISR(rtems_vector_number vector) -{ - volatile unsigned char *_addr; - - _addr = (unsigned char *) (PIT_ADDR + PITSR); - *_addr = 0x04; /* clear pit interrupt */ - - /* Let's check port A first for input */ - _addr = (unsigned char *) (DUART_ADDR + DUART_SRA); - if (*_addr & 0x01) /* extract rcvrdy on port A */ - { - /* Read input on port A */ - _addr = (unsigned char *) (DUART_ADDR + DUART_RBA); - Ring_buffer_Add_character( &Buffer[ 0 ], *_addr ); - } - else /* If not on port A, let's check port B */ - { - _addr = (unsigned char *) (DUART_ADDR + DUART_SRB); - if (*_addr & 0x01) /* extract rcvrdy on port B */ - { - /* Read input on port B */ - _addr = (unsigned char *) (DUART_ADDR + DUART_RBB); - Ring_buffer_Add_character( &Buffer[ 1 ], *_addr ); - } - /* if not ready on port A or port B, must be an error */ - /* if error, get out so that fifo is undisturbed */ - } -} - -/*##################################################################### -# This is the routine that actually transmits a character one at a time -# This routine transmits on port A of the IDP board -#####################################################################*/ -void transmit_char(char ch) -{ - volatile unsigned char *_addr; - - /* Get SRA (extract txrdy) */ - _addr = (unsigned char *) (DUART_ADDR + DUART_SRA); - while (!(*_addr & 0x04)) - { - } - - /* transmit character over port A */ - MC68681_WRITE(DUART_TBA, ch); -} - -/*##################################################################### -# This is the routine that actually transmits a character one at a time -# This routine transmits on port B of the IDP board -#####################################################################*/ -void transmit_char_portb(char ch) -{ - volatile unsigned char *_addr; - - /* Get SRB (extract txrdy) */ - _addr = (unsigned char *) (DUART_ADDR + DUART_SRB); - while (!(*_addr & 0x04)) - { - } - - /* transmit character over port B */ - MC68681_WRITE(DUART_TBB, ch); -} diff --git a/c/src/lib/libbsp/m68k/idp/console/leds.c b/c/src/lib/libbsp/m68k/idp/console/leds.c deleted file mode 100644 index 4d7abaf93d..0000000000 --- a/c/src/lib/libbsp/m68k/idp/console/leds.c +++ /dev/null @@ -1,80 +0,0 @@ -/* - * leds.c -- control the led's on a Motorola mc68ec0x0 board. - * Written by rob@cygnus.com (Rob Savoye) - */ -#include "leds.h" - -void zylons(); -void led_putnum(); -void clear_leds(); - -/* - * led_putnum -- print a hex number on the LED. the value of num must be a char with - * the ascii value. ie... number 0 is '0', a is 'a', ' ' (null) clears - * the led display. - * Setting the bit to 0 turns it on, 1 turns it off. - * the LED's are controlled by setting the right bit mask in the base - * address. - * The bits are: - * [d.p | g | f | e | d | c | b | a ] is the byte. - * - * The locations are: - * - * a - * ----- - * f | | b - * | g | - * ----- - * | | - * e | | c - * ----- - * d . d.p (decimal point) - */ -void -led_putnum ( num ) -char num; -{ - static unsigned char *leds = (unsigned char *)LED_ADDR; - static unsigned char num_bits [18] = { - 0xff, /* clear all */ - 0xc0, 0xf9, 0xa4, 0xb0, 0x99, 0x92, 0x82, 0xf8, 0x80, 0x98, /* numbers 0-9 */ - 0x98, 0x20, 0x3, 0x27, 0x21, 0x4, 0xe /* letters a-f */ - }; - - if (num >= '0' && num <= '9') - num = (num - '0') + 1; - - if (num >= 'a' && num <= 'f') - num = (num - 'a') + 12; - - if (num == ' ') - num = 0; - - *leds = num_bits[(int)num]; -} - -/* This procedure added by Doug McBride, Colorado Space Grant College -- - Probably should be a macro instead */ -void -clear_leds ( ) -{ - static unsigned char *leds = (unsigned char *)LED_ADDR; - *leds = 0xFF; -} - -/* - * zylons -- draw a rotating pattern. NOTE: this function never returns. - */ -void -zylons() -{ - unsigned char *leds = (unsigned char *)LED_ADDR; - unsigned char curled = 0xfe; - - while (1) - { - *leds = curled; - curled = (curled >> 1) | (curled << 7); - delay ( 8000 ); - } -} diff --git a/c/src/lib/libbsp/m68k/idp/console/mc68ec.c b/c/src/lib/libbsp/m68k/idp/console/mc68ec.c deleted file mode 100644 index dd6956c3e9..0000000000 --- a/c/src/lib/libbsp/m68k/idp/console/mc68ec.c +++ /dev/null @@ -1,18 +0,0 @@ -/* - * mc68ec.c -- Low level support for the Motorola mc68ec0x0 board. - * Written by rob@cygnus.com (Rob Savoye) - */ -#include "leds.h" - -/* - * delay -- delay execution. This is an ugly hack. It should - * use the timer, but I'm waiting for docs. (sigh) - */ -void delay(num) -int num; -{ - while (num--) - { - asm ("nop"); - } -} diff --git a/c/src/lib/libbsp/m68k/idp/include/README b/c/src/lib/libbsp/m68k/idp/include/README deleted file mode 100644 index 940cadb13d..0000000000 --- a/c/src/lib/libbsp/m68k/idp/include/README +++ /dev/null @@ -1,13 +0,0 @@ -# -# $Id$ -# - -The following files really should be made generic and allowed to -be shared between BSPs: - - mc68230.h - mc68681.h - ringbuf.h - -However at the moment the BSP is not tested under 3.2.0 so it is -dangerous to do so. diff --git a/c/src/lib/libbsp/m68k/idp/include/bsp.h b/c/src/lib/libbsp/m68k/idp/include/bsp.h deleted file mode 100644 index ec8221f1f9..0000000000 --- a/c/src/lib/libbsp/m68k/idp/include/bsp.h +++ /dev/null @@ -1,79 +0,0 @@ -/* bsp.h - * - * This include file contains all Motorola 680x0 IDP board IO definitions. - * - * $Id$ - */ - -#ifndef __IDP_BSP_H -#define __IDP_BSP_H - -#include "rtems.h" -#include "cpu.h" -#include "console.h" -#include "mc68230.h" -#include "mc68681.h" - -/* - * Define the time limits for RTEMS Test Suite test durations. - * Long test and short test duration limits are provided. These - * values are in seconds and need to be converted to ticks for the - * application. - */ - -#define MAX_LONG_TEST_DURATION 300 /* 5 minutes = 300 seconds */ -#define MAX_SHORT_TEST_DURATION 3 /* 3 seconds */ - -/* - * Define the interrupt mechanism for Time Test 27 - * - * NOTE: tm27 apparently not supported. - */ - -#define MUST_WAIT_FOR_INTERRUPT 0 - -#define Install_tm27_vector( handler ) - -#define Cause_tm27_intr() - -#define Clear_tm27_intr() - -#define Lower_tm27_intr() - -/* Constants */ - -#define RAM_START 0 -#define RAM_END 0x200000 - -#ifdef MIDP_INIT -#undef EXTERN -#define EXTERN -#else -#undef EXTERN -#define EXTERN extern -#endif - -/* miscellaneous stuff assumed to exist */ - -extern rtems_configuration_table BSP_Configuration; - -extern m68k_isr M68Kvec[]; /* vector table address */ - -/* functions */ - -void bsp_cleanup( void ); - -m68k_isr set_vector( - rtems_isr_entry handler, - rtems_vector_number vector, - int type -); - -void init_pit( void ); - -void transmit_char( char ch ); - -void transmit_char_portb( char ch ); - -#endif -/* end of include file */ diff --git a/c/src/lib/libbsp/m68k/idp/include/coverhd.h b/c/src/lib/libbsp/m68k/idp/include/coverhd.h deleted file mode 100644 index 671f20d197..0000000000 --- a/c/src/lib/libbsp/m68k/idp/include/coverhd.h +++ /dev/null @@ -1,106 +0,0 @@ -/* coverhd.h - * - * This include file has defines to represent the overhead associated - * with calling a particular directive from C. These are used in the - * Timing Test Suite to ignore the overhead required to pass arguments - * to directives. On some CPUs and/or target boards, this overhead - * is significant and makes it difficult to distinguish internal - * RTEMS execution time from that used to call the directive. - * This file should be updated after running the C overhead timing - * test. Once this update has been performed, the RTEMS Time Test - * Suite should be rebuilt to account for these overhead times in the - * timing results. - * - * NOTE: If these are all zero, then the times reported include all - * all calling overhead including passing of arguments. - * - * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. - * On-Line Applications Research Corporation (OAR). - * All rights assigned to U.S. Government, 1994. - * - * This material may be reproduced by or for the U.S. Government pursuant - * to the copyright license under the clause at DFARS 252.227-7013. This - * notice must appear in all copies of this file and its derivatives. - * - * $Id$ - */ - -#ifndef __COVERHD_h -#define __COVERHD_h - -#define CALLING_OVERHEAD_INITIALIZE_EXECUTIVE 0 -#define CALLING_OVERHEAD_SHUTDOWN_EXECUTIVE 0 -#define CALLING_OVERHEAD_TASK_CREATE 0 -#define CALLING_OVERHEAD_TASK_IDENT 0 -#define CALLING_OVERHEAD_TASK_START 0 -#define CALLING_OVERHEAD_TASK_RESTART 0 -#define CALLING_OVERHEAD_TASK_DELETE 0 -#define CALLING_OVERHEAD_TASK_SUSPEND 0 -#define CALLING_OVERHEAD_TASK_RESUME 0 -#define CALLING_OVERHEAD_TASK_SET_PRIORITY 0 -#define CALLING_OVERHEAD_TASK_MODE 0 -#define CALLING_OVERHEAD_TASK_GET_NOTE 0 -#define CALLING_OVERHEAD_TASK_SET_NOTE 0 -#define CALLING_OVERHEAD_TASK_WAKE_WHEN 0 -#define CALLING_OVERHEAD_TASK_WAKE_AFTER 0 -#define CALLING_OVERHEAD_INTERRUPT_CATCH 0 -#define CALLING_OVERHEAD_CLOCK_GET 0 -#define CALLING_OVERHEAD_CLOCK_SET 0 -#define CALLING_OVERHEAD_CLOCK_TICK 0 - -#define CALLING_OVERHEAD_TIMER_CREATE 0 -#define CALLING_OVERHEAD_TIMER_IDENT 0 -#define CALLING_OVERHEAD_TIMER_DELETE 0 -#define CALLING_OVERHEAD_TIMER_FIRE_AFTER 0 -#define CALLING_OVERHEAD_TIMER_FIRE_WHEN 0 -#define CALLING_OVERHEAD_TIMER_RESET 0 -#define CALLING_OVERHEAD_TIMER_CANCEL 0 -#define CALLING_OVERHEAD_SEMAPHORE_CREATE 0 -#define CALLING_OVERHEAD_SEMAPHORE_IDENT 0 -#define CALLING_OVERHEAD_SEMAPHORE_DELETE 0 -#define CALLING_OVERHEAD_SEMAPHORE_OBTAIN 0 -#define CALLING_OVERHEAD_SEMAPHORE_RELEASE 0 -#define CALLING_OVERHEAD_MESSAGE_QUEUE_CREATE 0 -#define CALLING_OVERHEAD_MESSAGE_QUEUE_IDENT 0 -#define CALLING_OVERHEAD_MESSAGE_QUEUE_DELETE 0 -#define CALLING_OVERHEAD_MESSAGE_QUEUE_SEND 0 -#define CALLING_OVERHEAD_MESSAGE_QUEUE_URGENT 0 -#define CALLING_OVERHEAD_MESSAGE_QUEUE_BROADCAST 0 -#define CALLING_OVERHEAD_MESSAGE_QUEUE_RECEIVE 0 -#define CALLING_OVERHEAD_MESSAGE_QUEUE_FLUSH 0 - -#define CALLING_OVERHEAD_EVENT_SEND 0 -#define CALLING_OVERHEAD_EVENT_RECEIVE 0 -#define CALLING_OVERHEAD_SIGNAL_CATCH 0 -#define CALLING_OVERHEAD_SIGNAL_SEND 0 -#define CALLING_OVERHEAD_PARTITION_CREATE 0 -#define CALLING_OVERHEAD_PARTITION_IDENT 0 -#define CALLING_OVERHEAD_PARTITION_DELETE 0 -#define CALLING_OVERHEAD_PARTITION_GET_BUFFER 0 -#define CALLING_OVERHEAD_PARTITION_RETURN_BUFFER 0 -#define CALLING_OVERHEAD_REGION_CREATE 0 -#define CALLING_OVERHEAD_REGION_IDENT 0 -#define CALLING_OVERHEAD_REGION_DELETE 0 -#define CALLING_OVERHEAD_REGION_GET_SEGMENT 0 -#define CALLING_OVERHEAD_REGION_RETURN_SEGMENT 0 -#define CALLING_OVERHEAD_PORT_CREATE 0 -#define CALLING_OVERHEAD_PORT_IDENT 0 -#define CALLING_OVERHEAD_PORT_DELETE 0 -#define CALLING_OVERHEAD_PORT_EXTERNAL_TO_INTERNAL 0 -#define CALLING_OVERHEAD_PORT_INTERNAL_TO_EXTERNAL 0 - -#define CALLING_OVERHEAD_IO_INITIALIZE 0 -#define CALLING_OVERHEAD_IO_OPEN 0 -#define CALLING_OVERHEAD_IO_CLOSE 0 -#define CALLING_OVERHEAD_IO_READ 0 -#define CALLING_OVERHEAD_IO_WRITE 0 -#define CALLING_OVERHEAD_IO_CONTROL 0 -#define CALLING_OVERHEAD_FATAL_ERROR_OCCURRED 0 -#define CALLING_OVERHEAD_RATE_MONOTONIC_CREATE 0 -#define CALLING_OVERHEAD_RATE_MONOTONIC_IDENT 0 -#define CALLING_OVERHEAD_RATE_MONOTONIC_DELETE 0 -#define CALLING_OVERHEAD_RATE_MONOTONIC_CANCEL 0 -#define CALLING_OVERHEAD_RATE_MONOTONIC_PERIOD 0 -#define CALLING_OVERHEAD_MULTIPROCESSING_ANNOUNCE 0 - -#endif diff --git a/c/src/lib/libbsp/m68k/idp/include/leds.h b/c/src/lib/libbsp/m68k/idp/include/leds.h deleted file mode 100644 index 79df8488d8..0000000000 --- a/c/src/lib/libbsp/m68k/idp/include/leds.h +++ /dev/null @@ -1,25 +0,0 @@ -/* - * leds.c -- control the led's on a Motorola mc68ec0x0 board. - * Written by rob@cygnus.com (Rob Savoye) - */ - -#ifndef __LEDS_H__ -#define __LEDS_H__ - -#define LED_ADDR 0xd00003 -#define LED_0 ~0x1 -#define LED_1 ~0x2 -#define LED_2 ~0x4 -#define LED_3 ~0x8 -#define LED_4 ~0x10 -#define LED_5 ~0x20 -#define LED_6 ~0x40 -#define LED_7 ~0x80 -#define LEDS_OFF 0xff -#define LEDS_ON 0x0 - -#define FUDGE(x) ((x >= 0xa && x <= 0xf) ? (x + 'a') & 0x7f : (x + '0') & 0x7f) - -extern void led_putnum( char ); - -#endif /* __LEDS_H__ */ diff --git a/c/src/lib/libbsp/m68k/idp/startup/bspstart.c b/c/src/lib/libbsp/m68k/idp/startup/bspstart.c deleted file mode 100644 index 843a137485..0000000000 --- a/c/src/lib/libbsp/m68k/idp/startup/bspstart.c +++ /dev/null @@ -1,175 +0,0 @@ -/* bsp_start() - * - * This routine starts the application. It includes application, - * board, and monitor specific initialization and configuration. - * The generic CPU dependent initialization has been performed - * before this routine is invoked. - * - * INPUT: NONE - * - * OUTPUT: NONE - * - * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. - * On-Line Applications Research Corporation (OAR). - * All rights assigned to U.S. Government, 1994. - * - * This material may be reproduced by or for the U.S. Government pursuant - * to the copyright license under the clause at DFARS 252.227-7013. This - * notice must appear in all copies of this file and its derivatives. - * - * $Id$ - */ - -#include "rtems.h" -#include "bsp.h" -#include "cpu.h" -#include "libcsupport.h" - -unsigned char *duart_base; -extern struct duart_regs duart_info; - -#define DELAY 5000 - -void led_putnum(); - -/* - * The original table from the application and our copy of it with - * some changes. - */ - -extern rtems_configuration_table Configuration; -rtems_configuration_table BSP_Configuration; - -rtems_cpu_table Cpu_table; - -/* Initialize whatever libc we are using - * called from postdriver hook - */ - -void bsp_libc_init() -{ - extern int end; - rtems_unsigned32 heap_start; - - heap_start = (rtems_unsigned32) &end; - if (heap_start & (CPU_ALIGNMENT-1)) - heap_start = (heap_start + CPU_ALIGNMENT) & ~(CPU_ALIGNMENT-1); - - /* Create 64 KByte memory region for RTEMS executive */ - RTEMS_Malloc_Initialize((void *) heap_start, 64 * 1024, 0); - - /* - * Set up for the libc handling. - */ - - if (BSP_Configuration.ticks_per_timeslice > 0) - libc_init(1); /* reentrant if possible */ - else - libc_init(0); /* non-reentrant */ - - /* - * Initialize the stack bounds checker - */ - -#ifdef STACK_CHECKER_ON - Stack_check_Initialize(); -#endif -} - - -int bsp_start( - int argc, - char **argv, - char **environp -) -{ - m68k_isr *monitors_vector_table; - int index; - - duart_base = (unsigned char *)DUART_ADDR; - - /* - * Set the VBR here to the monitor's default. - */ - - monitors_vector_table = (m68k_isr *)0; /* This is where - you set vector base - register = 0 */ - m68k_set_vbr( monitors_vector_table ); - - /* The vector interrupt table for the 680x0 is in appendix B-2 - of the M68000 Family Programmer's reference table */ - for ( index=2 ; index<=255 ; index++ ) - M68Kvec[ index ] = monitors_vector_table[ 32 ]; - - - M68Kvec[ 2 ] = monitors_vector_table[ 2 ]; /* bus error vector */ - M68Kvec[ 4 ] = monitors_vector_table[ 4 ]; /* breakpoints vector */ - M68Kvec[ 9 ] = monitors_vector_table[ 9 ]; /* trace vector */ - - /* - * Set the VBR here if you do not want to use the monitor's vector table. - */ - - m68k_set_vbr( &M68Kvec ); - - m68k_enable_caching(); - - /* - * we only use a hook to get the C library initialized. - */ - - Cpu_table.pretasking_hook = NULL; - - Cpu_table.predriver_hook = bsp_libc_init; /* RTEMS resources available */ - - Cpu_table.postdriver_hook = NULL; - - Cpu_table.idle_task = NULL; /* do not override system IDLE task */ - - Cpu_table.do_zero_of_workspace = TRUE; - - Cpu_table.interrupt_vector_table = (m68k_isr *) &M68Kvec; - - Cpu_table.interrupt_stack_size = 4096; - - Cpu_table.extra_system_initialization_stack = 0; - - /* - * Copy the table - */ - - BSP_Configuration = Configuration; - - BSP_Configuration.work_space_start = (void *) - (RAM_END - BSP_Configuration.work_space_size); - - /* - * Add 1 region for the RTEMS Malloc - */ - - BSP_Configuration.maximum_regions++; - - /* - * Add 1 extension for newlib libc - */ - -#ifdef RTEMS_NEWLIB - BSP_Configuration.maximum_extensions++; -#endif - - /* - * Add another extension if using the stack checker - */ - -#ifdef STACK_CHECKER_ON - BSP_Configuration.maximum_extensions++; -#endif - -/* led_putnum('e'); * for debugging purposes only */ - rtems_initialize_executive( &BSP_Configuration, &Cpu_table );/* does not return */ - - /* Clock_exit is done as an atexit() function */ - - return 0; -} diff --git a/c/src/lib/libbsp/m68k/idp/startup/linkcmds b/c/src/lib/libbsp/m68k/idp/startup/linkcmds deleted file mode 100644 index be546b11f5..0000000000 --- a/c/src/lib/libbsp/m68k/idp/startup/linkcmds +++ /dev/null @@ -1,44 +0,0 @@ -/* This file is a derivation of that found with the newlib-1.6 distribution - * for the idp.ld file. That file, it appears, was originally written by - * Rob Savoye. Other ideas came from Joel Sherrill for the RTEMS linkcmds - * file (this is basically a mixture of the two). - */ - -/* - * Setup the memory map of the MC68ec0x0 Board (IDP) - * stack grows up towards high memory. This works for - * both the rom68k and the mon68k monitors. - */ -MEMORY -{ - ram : org = 0x10000, l = 2M -} - -SECTIONS -{ - .text 0x10000: - { - text_start = . ; - _text_start = . ; - *(.text) - etext = ALIGN( 0x10 ) ; - _etext = .; - } - .data ADDR( .text ) + SIZEOF( .text ): - { - data_start = . ; - _data_start = .; - *(.data) - edata = ALIGN( 0x10 ) ; - _edata = .; - } - .bss ADDR( .data ) + SIZEOF( .data ): - { - bss_start = . ; - _bss_start = . ; - *(.bss) - *(COMMON) - end = . ; - _end = . ; - } -} diff --git a/c/src/lib/libbsp/m68k/idp/timer/timer.c b/c/src/lib/libbsp/m68k/idp/timer/timer.c deleted file mode 100644 index 176f393e45..0000000000 --- a/c/src/lib/libbsp/m68k/idp/timer/timer.c +++ /dev/null @@ -1,121 +0,0 @@ -/* Timer_init() - * - * This routine initializes the MC68230 timer on the Motorola IDP board. - * - * Input parameters: NONE - * - * Output parameters: NONE - * - * NOTE: This routine will not work if the optimizer is enabled - * for some compilers. The multiple writes to the MC68230 - * may be optimized away. - * - * It is important that the timer start/stop overhead be - * determined when porting or modifying this code. - * - * Code Modified for the MC68230 by Doug McBride, Colorado Space Grant College - * - * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. - * On-Line Applications Research Corporation (OAR). - * All rights assigned to U.S. Government, 1994. - * - * This material may be reproduced by or for the U.S. Government pursuant - * to the copyright license under the clause at DFARS 252.227-7013. This - * notice must appear in all copies of this file and its derivatives. - * - * $Id$ - */ - - -#include "rtems.h" -#include "cpu.h" -#include "bsp.h" -#include "mc68230.h" - -#define TIMER_VECTOR 0x4D - -int Ttimer_val; -rtems_boolean Timer_driver_Find_average_overhead; - -rtems_isr timerisr(); - -void Timer_initialize() -{ - (void) set_vector( timerisr, TIMER_VECTOR, 0 ); /* install ISR */ - - Ttimer_val = 0; /* clear timer ISR count */ - - /* some PI/T initialization stuff here */ - /* Set up the interrupt vector on the MC68230 chip: - TIVR = TIMER_VECTOR; */ - MC68230_WRITE (TIVR, TIMER_VECTOR); - - /* Set CPRH through CPRL to maximum count to reduce interrupt overhead - CPRH = 0xFF; - CPRM = 0xFF; - CPRL = 0xFF; */ - MC68230_WRITE (CPRH, 0xFF); - MC68230_WRITE (CPRM, 0xFF); - MC68230_WRITE (CPRL, 0xFF); - - /* Enable timer and use it as an external periodic interrupt generator - TCR = 0xA1; */ - MC68230_WRITE (TCR, 0xA1); - -} - -#define AVG_OVERHEAD 9 /* may not be right -- do this later */ -#define LEAST_VALID 10 /* Don't trust a value lower than this */ - -int Read_timer() -{ - rtems_unsigned8 data; - rtems_unsigned8 msb, osb, lsb; - rtems_unsigned32 remaining, total; - - /* Disable timer so that timer can be read - data = TCR; - TCR = (data & 0xFE); */ - MC68230_READ (TCR, data); - MC68230_WRITE (TCR, (data & 0xFE)); - - /* Read the counter value - msb = CNTRH; - osb = CNTRM; - lsb = CNTRL; */ - MC68230_READ (CNTRH, msb); - MC68230_READ (CNTRM, osb); - MC68230_READ (CNTRL, lsb); - - /* Calculate the time so far */ - remaining = 0x1000000 - ((msb << 16) + (osb << 8) + lsb); - total = (Ttimer_val * 0x1000000) + remaining; - - /* Enable timer so that timer can continue - TCR = 0xA1; */ - MC68230_WRITE (TCR, 0xA1); - - /* do not restore old vector */ - if ( Timer_driver_Find_average_overhead == 1 ) - return total; /* in countdown units */ - - if ( total < LEAST_VALID ) - return 0; /* below timer resolution */ - - /* Clocked at 6.5 Mhz */ - /* Avoid floating point problems, be lazy, and return the total minus - the average overhead */ - return (total - AVG_OVERHEAD); -} - -rtems_status_code Empty_function( void ) -{ - return RTEMS_SUCCESSFUL; -} - -void Set_find_average_overhead( - rtems_boolean find_flag -) -{ - Timer_driver_Find_average_overhead = find_flag; -} diff --git a/c/src/lib/libbsp/m68k/idp/timer/timerisr.s b/c/src/lib/libbsp/m68k/idp/timer/timerisr.s deleted file mode 100644 index cd8173be52..0000000000 --- a/c/src/lib/libbsp/m68k/idp/timer/timerisr.s +++ /dev/null @@ -1,38 +0,0 @@ -/* timer_isr() - * - * This routine provides the ISR for the MC68230 timer on the Motorola - * IDP board. The timer is set up to generate an interrupt at maximum - * intervals. - * - * Code modified by Doug McBride, Colorado Space Grant College - * countdown should be loaded automatically - * - * Input parameters: NONE - * - * Output parameters: NONE - * - * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. - * On-Line Applications Research Corporation (OAR). - * All rights assigned to U.S. Government, 1994. - * - * This material may be reproduced by or for the U.S. Government pursuant - * to the copyright license under the clause at DFARS 252.227-7013. This - * notice must appear in all copies of this file and its derivatives. - * - * $Id$ - */ - -#include "asm.h" - -BEGIN_CODE - -.set TSR, 0x00c0106B | base address of PIT register "TSR" - - PUBLIC (timerisr) -SYM (timerisr): - movb #1,TSR | acknowledge interrupt - addql #1, SYM (Ttimer_val) | increment timer value - rte - -END_CODE -END |