2009-05-05 Jennifer Averett <jennifer.averett@OARcorp.com>

* Makefile.am, configure.ac, preinstall.am, PCI_bus/PCI.c,
	PCI_bus/PCI.h, PCI_bus/flash.c, PCI_bus/universe.c, console/85c30.c,
	console/85c30.h, console/console.c, console/consolebsp.h,
	console/tbl85c30.c, include/bsp.h, include/gen2.h,
	include/irq-config.h, include/tm27.h, irq/FPGA.c, irq/irq.h,
	irq/irq_init.c, start/start.S, startup/Hwr_init.c,
	startup/bspstart.c, startup/linkcmds, timer/timer.c, tod/tod.c,
	vme/VMEConfig.h: Updated and tested with latest interrupt source.
	Modified with latest memory allocation, but this needs testing.
	* irq/no_pic.c: New file.
This commit is contained in:
Jennifer Averett
2009-05-05 16:24:04 +00:00
parent 3c4d2451f0
commit 42b6dd2a53
28 changed files with 461 additions and 757 deletions

View File

@@ -1,3 +1,16 @@
2009-05-05 Jennifer Averett <jennifer.averett@OARcorp.com>
* Makefile.am, configure.ac, preinstall.am, PCI_bus/PCI.c,
PCI_bus/PCI.h, PCI_bus/flash.c, PCI_bus/universe.c, console/85c30.c,
console/85c30.h, console/console.c, console/consolebsp.h,
console/tbl85c30.c, include/bsp.h, include/gen2.h,
include/irq-config.h, include/tm27.h, irq/FPGA.c, irq/irq.h,
irq/irq_init.c, start/start.S, startup/Hwr_init.c,
startup/bspstart.c, startup/linkcmds, timer/timer.c, tod/tod.c,
vme/VMEConfig.h: Updated and tested with latest interrupt source.
Modified with latest memory allocation, but this needs testing.
* irq/no_pic.c: New file.
2009-04-28 Chris Johns <chrisj@rtems.org>
* start/start.S: Update for boot_card command line change.

View File

@@ -5,8 +5,7 @@
ACLOCAL_AMFLAGS = -I ../../../../aclocal
include $(top_srcdir)/../../../../automake/compile.am
include_bspdir = $(includedir)/bsp
include $(top_srcdir)/../../bsp.am
dist_project_lib_DATA = bsp_specs
@@ -17,70 +16,58 @@ nodist_include_HEADERS = include/bspopts.h
nodist_include_bsp_HEADERS = ../../shared/include/bootcard.h
DISTCLEANFILES = include/bspopts.h
include_bspdir = $(includedir)/bsp
include_HEADERS += ../../shared/tod.h
include_HEADERS += ../../shared/include/coverhd.h include/gen2.h
###
dist_project_lib_DATA += startup/linkcmds
noinst_LIBRARIES = libbspstart.a
libbspstart_a_SOURCES = start/start.S
project_lib_DATA = start.$(OBJEXT)
libbspstart_a_SOURCES += ../../powerpc/shared/start/rtems_crti.S
project_lib_DATA += rtems_crti.$(OBJEXT)
noinst_LIBRARIES += libbsp.a
libbsp_a_SOURCES =
# startup
libbsp_a_SOURCES += ../../shared/bspclean.c ../../shared/bsplibc.c \
startup_SOURCES = ../../shared/bspclean.c ../../shared/bsplibc.c \
startup/bspstart.c ../../powerpc/shared/startup/bspgetworkarea.c \
../../powerpc/shared/startup/sbrk.c ../../shared/bootcard.c \
startup/Hwr_init.c startup/genpvec.c ../../shared/gnatinstallhandler.c \
../../powerpc/shared/showbats.c \
../../shared/bsppretaskinghook.c
../../shared/bsppost.c \
../../shared/bootcard.c ../../shared/bsppretaskinghook.c \
startup/Hwr_init.c \
../../powerpc/shared/startup/sbrk.c ../../shared/gnatinstallhandler.c \
../../powerpc/shared/showbats.c
# pclock
libbsp_a_SOURCES += ../../powerpc/shared/clock/p_clock.c
# console
libbsp_a_SOURCES += console/85c30.c console/85c30.h console/console.c \
pclock_SOURCES = ../../powerpc/shared/clock/p_clock.c
console_SOURCES = console/85c30.c console/85c30.h console/console.c \
console/tbl85c30.c console/consolebsp.h
include_bsp_HEADERS = ../../powerpc/shared/pci/pci.h \
PCI_bus/PCI.h ../../powerpc/shared/residual/residual.h \
../../powerpc/shared/residual/pnp.h \
../../powerpc/shared/console/consoleIo.h \
../../shared/include/irq-generic.h include/irq-config.h
# pci
libbsp_a_SOURCES += ../../powerpc/shared/pci/pci.c \
PCI_bus/PCI.h \
../../powerpc/shared/residual/residual.h \
../../powerpc/shared/residual/pnp.h \
../../powerpc/shared/console/consoleIo.h
pci_SOURCES = PCI_bus/flash.c ../../powerpc/shared/pci/pci.c \
../../powerpc/shared/pci/pcifinddevice.c PCI_bus/PCI.c PCI_bus/universe.c
include_bsp_HEADERS += irq/irq.h \
../../../libcpu/@RTEMS_CPU@/@exceptions@/bspsupport/ppc_exc_bspsupp.h \
../../../libcpu/@RTEMS_CPU@/@exceptions@/bspsupport/irq_supp.h
# irq
libbsp_a_SOURCES += include/irq-config.h irq/FPGA.c irq/irq.c \
../../shared/src/irq-generic.c ../../powerpc/shared/irq/irq_asm.S
../../../libcpu/@RTEMS_CPU@/@exceptions@/bspsupport/ppc_exc_bspsupp.h \
../../../libcpu/@RTEMS_CPU@/@exceptions@/bspsupport/vectors.h \
../../../libcpu/@RTEMS_CPU@/@exceptions@/bspsupport/irq_supp.h
include_bsp_HEADERS += ../../powerpc/shared/vectors/vectors.h
# vectors
libbsp_a_SOURCES += ../../powerpc/shared/vectors/vectors_init.c \
../../powerpc/shared/vectors/vectors.S
irq_SOURCES = irq/no_pic.c irq/irq_init.c \
irq/FPGA.c
include_bsp_HEADERS += ../../shared/vmeUniverse/vmeUniverse.h \
../../shared/vmeUniverse/vme_am_defs.h \
../../shared/vmeUniverse/VME.h \
vme/VMEConfig.h \
../../powerpc/shared/motorola/motorola.h \
../../shared/vmeUniverse/vmeUniverseDMA.h\
../../shared/vmeUniverse/bspVmeDmaList.h\
../../shared/vmeUniverse/VMEDMA.h
# vme
libbsp_a_SOURCES += \
../../shared/vmeUniverse/bspVmeDmaList.c \
../../shared/vmeUniverse/vme_am_defs.h \
../shared/vme/vmeconfig.c
vectors_SOURCES =
EXTRA_DIST = start/start.S
start.$(OBJEXT): start/start.S
$(CPPASCOMPILE) -o $@ -c $<
project_lib_DATA = start.$(OBJEXT)
EXTRA_DIST += ../../powerpc/shared/start/rtems_crti.S
rtems_crti.$(OBJEXT): ../../powerpc/shared/start/rtems_crti.S
$(CPPASCOMPILE) -o $@ -c $<
project_lib_DATA += rtems_crti.$(OBJEXT)
noinst_LIBRARIES = libbsp.a
libbsp_a_SOURCES = $(pclock_SOURCES) $(console_SOURCES) $(irq_SOURCES) \
$(pci_SOURCES) $(vectors_SOURCES) $(startup_SOURCES)
libbsp_a_LIBADD = \
../../../libcpu/@RTEMS_CPU@/shared/cpuIdent.rel \
@@ -88,6 +75,7 @@ libbsp_a_LIBADD = \
../../../libcpu/@RTEMS_CPU@/@exceptions@/rtems-cpu.rel \
../../../libcpu/@RTEMS_CPU@/mpc6xx/clock.rel \
../../../libcpu/@RTEMS_CPU@/@exceptions@/exc_bspsupport.rel \
../../../libcpu/@RTEMS_CPU@/@exceptions@/irq_bspsupport.rel \
../../../libcpu/@RTEMS_CPU@/@exceptions@/raw_exception.rel \
../../../libcpu/@RTEMS_CPU@/mpc6xx/mmu.rel \
../../../libcpu/@RTEMS_CPU@/mpc6xx/timer.rel

View File

@@ -1,7 +1,8 @@
/*
* COPYRIGHT (c) 1989-2008
*
* COPYRIGHT (c) 1989-2009.
* 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.

View File

@@ -1,17 +1,17 @@
/*
/* PCI.h
*
* This include file contains prototypes for chips attached to the
* PCI bus.
*
* COPYRIGHT (c) 1989-2008.
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may in
* the file LICENSE in this distribution or at
* 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.
*
* $Id$
* $Id:
*/
#ifndef __PCI_h
#define __PCI_h

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@@ -1,8 +1,8 @@
/*
*
* COPYRIGHT (c) 1989-2008
* COPYRIGHT (c) 1989-2009.
* 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.
@@ -13,9 +13,12 @@
#include <rtems.h>
#include <assert.h>
#include <stdio.h>
#include <inttypes.h>
#include <bsp.h>
#include <bsp/irq.h>
#include "PCI.h"
/*PAGE
*
* SCORE603e_FLASH_Disable
@@ -34,7 +37,7 @@ unsigned int SCORE603e_FLASH_Disable(
return RTEMS_SUCCESSFUL;
}
unsigned int SCORE603e_FLASH_verify_enable()
unsigned int SCORE603e_FLASH_verify_enable( void )
{
volatile uint8_t *Ctrl_Status_Register =
(void *)SCORE603E_BOARD_CTRL_REG;
@@ -77,7 +80,7 @@ unsigned int SCORE603e_FLASH_pci_reset_reg(
Write_pci_device_register( reg, pci_value );
value = Read_pci_device_register( reg );
if (value != pci_value) {
printf("Error PCI %x wrote %x read %x\n", reg, pci_value, value);
printf("Error PCI 0x%2"PRIX8" wrote 0x%8"PRIX32" read %8"PRIX32"\n", reg, pci_value, value);
}
return RTEMS_SUCCESSFUL;
}

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@@ -1,7 +1,7 @@
/*
* COPYRIGHT (c) 1989-2008
* COPYRIGHT (c) 1989-2009.
* 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.
@@ -229,7 +229,7 @@ void set_vme_base_address (
/*
* Gets the VME base address
*/
uint32_t get_vme_base_address ()
uint32_t get_vme_base_address (void)
{
volatile uint32_t temp;
@@ -238,7 +238,7 @@ uint32_t get_vme_base_address ()
return (temp);
}
uint32_t get_vme_slave_size()
uint32_t get_vme_slave_size(void)
{
volatile uint32_t temp;
temp = PCI_bus_read( &UNIVERSE->VSI0_BD);

View File

@@ -37,7 +37,7 @@ RTEMS_BSPOPTS_SET([CONSOLE_USE_INTERRUPTS],[*],[0])
RTEMS_BSPOPTS_HELP([CONSOLE_USE_INTERRUPTS],
[whether using console interrupts])
RTEMS_BSPOPTS_SET([HAS_PMC_PSC8],[*],[1])
RTEMS_BSPOPTS_SET([HAS_PMC_PSC8],[*],[0])
RTEMS_BSPOPTS_HELP([HAS_PMC_PSC8],
[whether has a PSC8 PMC board attached to PMC slot])
@@ -69,8 +69,6 @@ RTEMS_BSPOPTS_HELP([PPC_VECTOR_FILE_BASE],
RTEMS_CHECK_NETWORKING
AM_CONDITIONAL(HAS_NETWORKING,test "$HAS_NETWORKING" = "yes")
BSP_BOOTCARD_OPTIONS
# Explicitly list all Makefiles here
AC_CONFIG_FILES([Makefile])

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@@ -4,13 +4,13 @@
*
* Currently only polled mode is supported.
*
* COPYRIGHT (c) 1989-2008.
* COPYRIGHT (c) 1989-2009.
* 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.
*
*
* $Id$
*/
@@ -129,8 +129,6 @@ void initialize_85c30_port(
Console_Protocol *Setup;
uint16_t baud_constant;
printk("initialize_85c30_port start\n");
Setup = Port->Protocol;
ctrl = Port->ctrl;
@@ -155,20 +153,17 @@ printk("initialize_85c30_port start\n");
/*
* Set Write Register 2 to contain the interrupt vector
*/
printk("initialize_85c30_port 2, %d\n", Port->Chip->vector );
Write_85c30_register( ctrl, 2, Port->Chip->vector );
#endif
/*
* Set Write Register 3 to disable the Receiver
*/
printk("initialize_85c30_port 0x03, 0x00\n");
Write_85c30_register( ctrl, 0x03, 0x00 );
/*
* Set Write Register 5 to disable the Transmitter
*/
printk("initialize_85c30_port 5, 0x00\n");
Write_85c30_register( ctrl, 5, 0x00 );
/* WR 6 -- unneeded in asynchronous mode */
@@ -178,13 +173,11 @@ printk("initialize_85c30_port 5, 0x00\n");
/*
* Set Write Register 9 to disable all interrupt sources
*/
printk("initialize_85c30_port 9, 0x00\n");
Write_85c30_register( ctrl, 9, 0x00 );
/*
* Set Write Register 10 for simple Asynchronous operation
*/
printk("initialize_85c30_port 0x0a, 0x00\n");
Write_85c30_register( ctrl, 0x0a, 0x00 );
/*
@@ -192,7 +185,6 @@ printk("initialize_85c30_port 0x0a, 0x00\n");
* clock as BRG output and the transmit clock
* as the output source for TRxC pin via register 11
*/
printk("initialize_85c30_port 0x0b, 0x56\n");
Write_85c30_register( ctrl, 0x0b, 0x56 );
value = baud_constant;
@@ -202,14 +194,12 @@ printk("initialize_85c30_port 0x0b, 0x56\n");
* If the time constans = 1E, then the desire
* baud rate will be equilvalent to 9600, via register 12.
*/
printk("initialize_85c30_port 0x0c, 0x%x\n", value & 0xff);
Write_85c30_register( ctrl, 0x0c, value & 0xff );
/*
* using register 13
* Setup the upper 8 bits time constants = 0
*/
printk("initialize_85c30_port 0x0d, 0x%x\n", value>>8);
Write_85c30_register( ctrl, 0x0d, value>>8 );
/*
@@ -218,7 +208,6 @@ printk("initialize_85c30_port 0x0d, 0x%x\n", value>>8);
* rate generator enable with clock from the
* SCC's PCLK input via register 14.
*/
printk("initialize_85c30_port 0x0e, 0x07\n");
Write_85c30_register( ctrl, 0x0e, 0x07 );
/*
@@ -234,7 +223,6 @@ printk("initialize_85c30_port 0x0e, 0x07\n");
value = 0x01;
value = value | Char_size_85c30[ Setup->read_char_bits ].read_setup;
printk("initialize_85c30_port 0x03, 0x%x\n", value);
Write_85c30_register( ctrl, 0x03, value );
/*
@@ -249,21 +237,18 @@ printk("initialize_85c30_port 0x03, 0x%x\n", value);
*/
value = 0x8a;
value = value | Char_size_85c30[ Setup->write_char_bits ].write_setup;
printk("initialize_85c30_port 0x05, 0x%x\n", value);
Write_85c30_register( ctrl, 0x05, value );
/*
* Reset Tx UNDERRUN/EOM LATCH and ERROR
* via register 0
*/
printk("initialize_85c30_port 0x00, 0xf0\n");
Write_85c30_register( ctrl, 0x00, 0xf0 );
#if CONSOLE_USE_INTERRUPTS
/*
* Set Write Register 1 to interrupt on Rx characters or special condition.
*/
printk("initialize_85c30_port 1, 0x10\n");
Write_85c30_register( ctrl, 1, 0x10 );
#endif
@@ -271,13 +256,11 @@ printk("initialize_85c30_port 1, 0x10\n");
* Set Write Register 15 to disable extended functions.
*/
printk("initialize_85c30_port 15, 0x00\n");
Write_85c30_register( ctrl, 15, 0x00 );
/*
* Set the Command Register to Reset Ext/STATUS.
*/
printk("initialize_85c30_port 0x00, 0x10\n");
Write_85c30_register( ctrl, 0x00, 0x10 );
#if CONSOLE_USE_INTERRUPTS
@@ -288,14 +271,12 @@ printk("initialize_85c30_port 0x00, 0x10\n");
* Enables parity as a special condition.
* Enables Tx interrupt.
*/
printk("initialize_85c30_port 1, 0x16\n");
Write_85c30_register( ctrl, 1, 0x16 );
/*
* Set Write Register 9 to enable all interrupt sources
* Changed from 0 to a
*/
printk("initialize_85c30_port 9, 0x0A\n");
Write_85c30_register( ctrl, 9, 0x0A );
/* XXX */
@@ -303,12 +284,10 @@ printk("initialize_85c30_port 9, 0x0A\n");
/*
* Issue reset highest Interrupt Under Service (IUS) command.
*/
printk("initialize_85c30_port STATUS_REGISTER, 0X38\n");
Write_85c30_register( Port->ctrl, STATUS_REGISTER, 0x38 );
#endif
printk("initialize_85c30_port end of method\n");
}
/* PAGE

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@@ -1,11 +1,12 @@
/*
/* 85c30.h
*
* This include file contains z85c30 chip information.
*
* COPYRIGHT (c) 1989-2008.
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may in
* the file LICENSE in this distribution or at
* 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.
*
* $Id$

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@@ -5,7 +5,7 @@
*
* Currently only polled mode is supported.
*
* COPYRIGHT (c) 1989-2008.
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
@@ -181,8 +181,6 @@ rtems_device_driver console_initialize(
rtems_device_minor_number console;
int port, chip, p0,p1;
printk("console_initialize start\n");
/*
* initialize the termio interface.
*/
@@ -207,7 +205,6 @@ printk("console_initialize start\n");
* debugger...)
*/
#if ( INITIALIZE_COM_PORTS )
/*
* Force to perform a hardware reset w/o
* Master interrupt enable via register 9
@@ -239,16 +236,13 @@ printk("console_initialize start\n");
for (port=1; port<NUM_Z85C30_PORTS; port++) {
chip = port >> 1;
printk("console_initialize initialize_85c30_port %d\n", port);
initialize_85c30_port( &Ports_85C30[port] );
}
#if CONSOLE_USE_INTERRUPTS
printk("console_initialize console_initialize_interrupts\n");
console_initialize_interrupts();
#endif
printk("console_initialize end\n");
return RTEMS_SUCCESSFUL;
}
@@ -420,12 +414,13 @@ debug_putc_onlcr(const char c)
if ('\n'==c){
rtems_interrupt_disable( isrlevel );
outbyte_polled_85c30( csr, '\r' );
rtems_interrupt_enable( isrlevel );
asm volatile("isync");
rtems_interrupt_enable( isrlevel );
}
rtems_interrupt_disable( isrlevel );
outbyte_polled_85c30( csr, c );
asm volatile("isync");
rtems_interrupt_enable( isrlevel );
}

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@@ -1,11 +1,12 @@
/*
/* consolebsp.h
*
* This include file contains all console driver definations
*
* COPYRIGHT (c) 1989-2008.
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may in
* the file LICENSE in this distribution or at
* 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.
*
* $Id$

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@@ -2,7 +2,7 @@
* This file contains the table for the z85c30 port
* used by the console driver.
*
* COPYRIGHT (c) 1989-2008.
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
@@ -14,6 +14,7 @@
#include "consolebsp.h"
#include <bsp.h>
#include <bsp/irq.h>
#define CONSOLE_DEFAULT_BAUD_RATE 9600
#define CONSOLE_DEFAULT_BAUD_CONSTANT Score603e_Z8530_Chip0_Baud(9600)

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@@ -1,11 +1,12 @@
/*
/* bsp.h
*
* This include file contains all board IO definitions.
*
* COPYRIGHT (c) 1989-2008.
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may in
* the file LICENSE in this distribution or at
* 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.
*
* $Id$
@@ -18,6 +19,8 @@
extern "C" {
#endif
#define BSP_ZERO_WORKSPACE_AUTOMATICALLY TRUE
#include <bspopts.h>
#include <rtems.h>
#include <rtems/console.h>
@@ -34,8 +37,6 @@ extern "C" {
#if (HAS_PMC_PSC8)
#define CONFIGURE_NUMBER_OF_TERMIOS_PORTS (4 + 4)
#else
/* XXXXX FIX THIS */
#error "MUST HAVE PSC8 SET FOR BOEING CODE"
#define CONFIGURE_NUMBER_OF_TERMIOS_PORTS (4)
#endif
@@ -54,6 +55,7 @@ extern "C" {
*/
#include <gen2.h>
#include <bsp/irq.h>
/*
* The following macro calculates the Baud constant. For the Z8530 chip.
@@ -80,25 +82,55 @@ extern "C" {
asm volatile(" eieio ")
/* Constants */
/*
* Device Driver Table Entries
*/
/*
* NOTE: Use the standard Console driver entry
*/
/*
* NOTE: Use the standard Clock driver entry
*/
/*
* Information placed in the linkcmds file.
*/
extern void *RAM_END;
extern void *end;
extern int RAM_START;
extern int RAM_END;
extern int RAM_SIZE;
extern int PROM_START;
extern int PROM_END;
extern int PROM_SIZE;
extern int CLOCK_SPEED;
extern int CPU_PPC_CLICKS_PER_MS;
extern int end; /* last address in the program */
/*
* Total RAM available
*/
extern unsigned int BSP_mem_size;
extern int end; /* last address in the program */
extern int RAM_END;
extern uint32_t BSP_mem_size;
/*
* How many libio files we want
*/
#define BSP_LIBIO_MAX_FDS 20
/* functions */
/*
* genvec.c
*
*/
rtems_isr_entry set_EE_vector(
rtems_isr_entry handler, /* isr routine */
@@ -140,6 +172,10 @@ void unmask_irq(
uint16_t irq_idx
);
void mask_irq(
uint16_t irq_idx
);
void init_irq_data_register();
uint16_t read_and_clear_PMC_irq(

View File

@@ -1,11 +1,12 @@
/*
/* Gen2.h
*
* This include file contains all Generation 2 board addreses
*
* COPYRIGHT (c) 1989-2008.
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may in
* the file LICENSE in this distribution or at
* 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.
*
* $Id$
@@ -177,67 +178,6 @@ extern "C" {
* Score603e Interupt Definations.
*/
/*
* First Score Unique IRQ
*/
#define Score_IRQ_First ( PPC_IRQ_LAST + 1 )
/*
* The Following Are part of a Score603e FPGA.
*/
#define SCORE603E_IRQ00 ( Score_IRQ_First + 0 )
#define SCORE603E_IRQ01 ( Score_IRQ_First + 1 )
#define SCORE603E_IRQ02 ( Score_IRQ_First + 2 )
#define SCORE603E_IRQ03 ( Score_IRQ_First + 3 )
#define SCORE603E_IRQ04 ( Score_IRQ_First + 4 )
#define SCORE603E_IRQ05 ( Score_IRQ_First + 5 )
#define SCORE603E_IRQ06 ( Score_IRQ_First + 6 )
#define SCORE603E_IRQ07 ( Score_IRQ_First + 7 )
#define SCORE603E_IRQ08 ( Score_IRQ_First + 8 )
#define SCORE603E_IRQ09 ( Score_IRQ_First + 9 )
#define SCORE603E_IRQ10 ( Score_IRQ_First + 10 )
#define SCORE603E_IRQ11 ( Score_IRQ_First + 11 )
#define SCORE603E_IRQ12 ( Score_IRQ_First + 12 )
#define SCORE603E_IRQ13 ( Score_IRQ_First + 13 )
#define SCORE603E_IRQ14 ( Score_IRQ_First + 14 )
#define SCORE603E_IRQ15 ( Score_IRQ_First + 15 )
#define SCORE603E_TIMER1_IRQ SCORE603E_IRQ00
#define SCORE603E_TIMER2_IRQ SCORE603E_IRQ01
#define SCORE603E_TIMER3_IRQ SCORE603E_IRQ02
#define SCORE603E_85C30_1_IRQ SCORE603E_IRQ03
#define SCORE603E_85C30_0_IRQ SCORE603E_IRQ04
#define SCORE603E_RTC_IRQ SCORE603E_IRQ05
#define SCORE603E_PCI_IRQ_0 SCORE603E_IRQ06
#define SCORE603E_PCI_IRQ_1 SCORE603E_IRQ07
#define SCORE603E_PCI_IRQ_2 SCORE603E_IRQ08
#define SCORE603E_PCI_IRQ_3 SCORE603E_IRQ09
#define SCORE603E_UNIVERSE_IRQ SCORE603E_IRQ10
#define SCORE603E_1553_IRQ SCORE603E_IRQ11
#define SCORE603E_MAIL_BOX_IRQ_0 SCORE603E_IRQ12
#define SCORE603E_MAIL_BOX_IRQ_1 SCORE603E_IRQ13
#define SCORE603E_MAIL_BOX_IRQ_2 SCORE603E_IRQ14
#define SCORE603E_MAIL_BOX_IRQ_3 SCORE603E_IRQ15
/*
* The Score FPGA maps all interrupts comming from the PMC card to
* the FPGA interrupt SCORE603E_PCI_IRQ_0 the PMC status word must be
* read to indicate which interrupt was chained to the FPGA.
*/
#define SCORE603E_IRQ16 ( Score_IRQ_First + 16 )
#define SCORE603E_IRQ17 ( Score_IRQ_First + 17 )
#define SCORE603E_IRQ18 ( Score_IRQ_First + 18 )
#define SCORE603E_IRQ19 ( Score_IRQ_First + 19 )
/*
* IRQ'a read from the PMC card
*/
#define SCORE603E_85C30_4_IRQ SCORE603E_IRQ16 /* SCC 422-1 */
#define SCORE603E_85C30_2_IRQ SCORE603E_IRQ17 /* SCC 232-1 */
#define SCORE603E_85C30_5_IRQ SCORE603E_IRQ18 /* SCC 422-2 */
#define SCORE603E_85C30_3_IRQ SCORE603E_IRQ19 /* SCC 232-2 */
#define MAX_BOARD_IRQS SCORE603E_IRQ19
/*
* BSP_TIMER_AVG_OVERHEAD and BSP_TIMER_LEAST_VALID for the shared timer
@@ -263,8 +203,9 @@ extern "C" {
#define BSP_Convert_decrementer( _value ) \
(int) (((_value) * 4000) / 6667)
#endif
#ifdef __cplusplus
}
#endif
#endif

View File

@@ -4,6 +4,8 @@
* @ingroup bsp_interrupt
*
* @brief BSP interrupt support configuration.
*
* $Id$
*/
/*

View File

@@ -1,6 +1,9 @@
/*
* tm27.h
*
* COPYRIGHT (c) 1989-2009.
* 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.

View File

@@ -1,20 +1,23 @@
/* FPGA.c -- Bridge for second and subsequent generations
*
* COPYRIGHT (c) 1989-2008.
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may in
* the file LICENSE in this distribution or at
* 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 <bsp.h>
#include <bsp/irq.h>
#include <string.h>
#include <fcntl.h>
#include <assert.h>
#include <rtems/libio.h>
#include <rtems/libcsupport.h>
#include <rtems/bspIo.h>
/*
@@ -25,24 +28,23 @@ void initialize_PCI_bridge (void)
/* Note: Accept DINKs setup of the PCI Bridge and don't
* change anything.
*/
printk("initialize_PCI_bridge: \n");
}
void set_irq_mask(
uint16_t value
)
{
uint16_t *loc;
volatile uint16_t *loc;
loc = (uint16_t*)SCORE603E_FPGA_MASK_DATA;
*loc = value;
}
uint16_t get_irq_mask(voi)
uint16_t get_irq_mask( void )
{
uint16_t *loc;
uint16_t value;
volatile uint16_t *loc;
uint16_t value;
loc = (uint16_t*)SCORE603E_FPGA_MASK_DATA;
@@ -51,6 +53,32 @@ uint16_t get_irq_mask(voi)
return value;
}
void mask_irq(
uint16_t irq_idx
)
{
uint16_t value;
uint32_t mask_idx = irq_idx;
value = get_irq_mask();
#if (HAS_PMC_PSC8)
switch (irq_idx + Score_IRQ_First ) {
case SCORE603E_85C30_4_IRQ:
case SCORE603E_85C30_2_IRQ:
case SCORE603E_85C30_5_IRQ:
case SCORE603E_85C30_3_IRQ:
mask_idx = SCORE603E_PCI_IRQ_0 - Score_IRQ_First;
break;
default:
break;
}
#endif
value |= (0x1 << mask_idx);
set_irq_mask( value );
}
void unmask_irq(
uint16_t irq_idx
)
@@ -98,7 +126,7 @@ uint16_t read_and_clear_PMC_irq(
uint16_t irq
)
{
uint16_t status_word = irq;
uint16_t status_word = irq;
status_word = (*BSP_PMC_STATUS_ADDRESS);
@@ -137,14 +165,15 @@ uint16_t read_and_clear_irq(void)
{
uint16_t irq;
irq = (*SCORE603E_FPGA_VECT_DATA);
irq = (*SCORE603E_FPGA_VECT_DATA);
Processor_Synchronize();
if ((irq & 0xffff0) != 0x10) {
printk( "ERROR:: no irq data\n");
printk( "read_and_clear_irq:: ERROR==>no irq data 0x%x\n", irq);
return (irq | 0x80);
}
irq &=0xf;
irq += Score_IRQ_First;
return irq;
}

View File

@@ -1,17 +1,19 @@
/*
/* irq.h
*
* This include file describe the data structure and the functions implemented
* by RTEMS to write interrupt handlers.
*
* Copyright (C) 1999 valette@crf.canon.fr
*
* This code is heavilly inspired by the public specification of STREAM V2
* that can be found at :
*
* <http://www.chorus.com/Documentation/index.html> by following
* <http://www.chorus.com/Documentation/index.html> by following
* the STREAM API Specification Document link.
*
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in found in the file LICENSE in this distribution or at
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
@@ -23,46 +25,13 @@
#define BSP_SHARED_HANDLER_SUPPORT 1
#include <rtems/irq.h>
/*
* 8259 edge/level control definitions at VIA
*/
#define ISA8259_M_ELCR 0x4d0
#define ISA8259_S_ELCR 0x4d1
#define ELCRS_INT15_LVL 0x80
#define ELCRS_INT14_LVL 0x40
#define ELCRS_INT13_LVL 0x20
#define ELCRS_INT12_LVL 0x10
#define ELCRS_INT11_LVL 0x08
#define ELCRS_INT10_LVL 0x04
#define ELCRS_INT9_LVL 0x02
#define ELCRS_INT8_LVL 0x01
#define ELCRM_INT7_LVL 0x80
#define ELCRM_INT6_LVL 0x40
#define ELCRM_INT5_LVL 0x20
#define ELCRM_INT4_LVL 0x10
#define ELCRM_INT3_LVL 0x8
#define ELCRM_INT2_LVL 0x4
#define ELCRM_INT1_LVL 0x2
#define ELCRM_INT0_LVL 0x1
/* PIC's command and mask registers */
#define PIC_MASTER_COMMAND_IO_PORT 0x20 /* Master PIC command register */
#define PIC_SLAVE_COMMAND_IO_PORT 0xa0 /* Slave PIC command register */
#define PIC_MASTER_IMR_IO_PORT 0x21 /* Master PIC Interrupt Mask Register */
#define PIC_SLAVE_IMR_IO_PORT 0xa1 /* Slave PIC Interrupt Mask Register */
/* Command for specific EOI (End Of Interrupt): Interrupt acknowledge */
#define PIC_EOSI 0x60 /* End of Specific Interrupt (EOSI) */
#define SLAVE_PIC_EOSI 0x62 /* End of Specific Interrupt (EOSI) for cascade */
#define PIC_EOI 0x20 /* Generic End of Interrupt (EOI) */
#ifndef ASM
#ifdef __cplusplus
extern "C" {
#endif
/*
* rtems_irq_number Definitions
*/
@@ -73,20 +42,30 @@ extern "C" {
#define BSP_ISA_IRQ_NUMBER (16)
#define BSP_ISA_IRQ_LOWEST_OFFSET (0)
#define BSP_ISA_IRQ_MAX_OFFSET (BSP_ISA_IRQ_LOWEST_OFFSET + BSP_ISA_IRQ_NUMBER - 1)
/*
* PCI IRQ handlers related definitions
* CAUTION : BSP_PCI_IRQ_LOWEST_OFFSET should be equal to OPENPIC_VEC_SOURCE
*/
#define BSP_PCI_IRQ_NUMBER (16)
#define BSP_PCI_IRQ_LOWEST_OFFSET (BSP_ISA_IRQ_NUMBER)
#define BSP_PCI_IRQ_MAX_OFFSET (BSP_PCI_IRQ_LOWEST_OFFSET + BSP_PCI_IRQ_NUMBER - 1)
/*
* PMC IRQ
*/
#define BSP_PMC_IRQ_NUMBER (4)
#define BSP_PMC_IRQ_LOWEST_OFFSET (BSP_PCI_IRQ_MAX_OFFSET + 1)
#define BSP_PMC_IRQ_MAX_OFFSET (BSP_PMC_IRQ_LOWEST_OFFSET + BSP_PMC_IRQ_NUMBER - 1)
/*
* PowerPC exceptions handled as interrupt where an RTEMS managed interrupt
* handler might be connected
*/
#define BSP_PROCESSOR_IRQ_NUMBER (1)
#define BSP_PROCESSOR_IRQ_LOWEST_OFFSET (BSP_PCI_IRQ_MAX_OFFSET + 1)
#define BSP_PROCESSOR_IRQ_LOWEST_OFFSET (BSP_PMC_IRQ_MAX_OFFSET + 1)
#define BSP_PROCESSOR_IRQ_MAX_OFFSET (BSP_PROCESSOR_IRQ_LOWEST_OFFSET + BSP_PROCESSOR_IRQ_NUMBER - 1)
/* Misc vectors for OPENPIC irqs (IPI, timers)
*/
#define BSP_MISC_IRQ_NUMBER (8)
@@ -98,96 +77,76 @@ extern "C" {
#define BSP_IRQ_NUMBER (BSP_MISC_IRQ_MAX_OFFSET + 1)
#define BSP_LOWEST_OFFSET (BSP_ISA_IRQ_LOWEST_OFFSET)
#define BSP_MAX_OFFSET (BSP_MISC_IRQ_MAX_OFFSET)
/*
* Some ISA IRQ symbolic name definition
*/
#define BSP_ISA_PERIODIC_TIMER (0)
#define BSP_ISA_KEYBOARD (1)
#define BSP_ISA_UART_COM2_IRQ (3)
#define BSP_ISA_UART_COM1_IRQ (4)
#define BSP_ISA_RT_TIMER1 (8)
#define BSP_ISA_RT_TIMER3 (10)
/*
* Some PCI IRQ symbolic name definition
*/
#define BSP_PCI_IRQ0 (BSP_PCI_IRQ_LOWEST_OFFSET)
#define BSP_PCI_ISA_BRIDGE_IRQ (BSP_PCI_IRQ0)
#if defined(mvme2100)
#define BSP_DEC21143_IRQ (BSP_PCI_IRQ_LOWEST_OFFSET + 1)
#define BSP_PMC_PCMIP_TYPE1_SLOT0_IRQ (BSP_PCI_IRQ_LOWEST_OFFSET + 2)
#define BSP_PCMIP_TYPE1_SLOT1_IRQ (BSP_PCI_IRQ_LOWEST_OFFSET + 3)
#define BSP_PCMIP_TYPE2_SLOT0_IRQ (BSP_PCI_IRQ_LOWEST_OFFSET + 4)
#define BSP_PCMIP_TYPE2_SLOT1_IRQ (BSP_PCI_IRQ_LOWEST_OFFSET + 5)
#define BSP_PCI_INTA_UNIVERSE_LINT0_IRQ (BSP_PCI_IRQ_LOWEST_OFFSET + 7)
#define BSP_PCI_INTB_UNIVERSE_LINT1_IRQ (BSP_PCI_IRQ_LOWEST_OFFSET + 8)
#define BSP_PCI_INTC_UNIVERSE_LINT2_IRQ (BSP_PCI_IRQ_LOWEST_OFFSET + 9)
#define BSP_PCI_INTD_UNIVERSE_LINT3_IRQ (BSP_PCI_IRQ_LOWEST_OFFSET + 10)
#define BSP_UART_COM1_IRQ (BSP_PCI_IRQ_LOWEST_OFFSET + 13)
#define BSP_FRONT_PANEL_ABORT_IRQ (BSP_PCI_IRQ_LOWEST_OFFSET + 14)
#define BSP_RTC_IRQ (BSP_PCI_IRQ_LOWEST_OFFSET + 15)
#else
#define BSP_UART_COM1_IRQ BSP_ISA_UART_COM1_IRQ
#define BSP_UART_COM2_IRQ BSP_ISA_UART_COM2_IRQ
#endif
/*
* Some Processor execption handled as RTEMS IRQ symbolic name definition
*/
#define BSP_DECREMENTER (BSP_PROCESSOR_IRQ_LOWEST_OFFSET)
/*
* First Score Unique IRQ
*/
#define Score_IRQ_First ( BSP_PCI_IRQ_LOWEST_OFFSET )
/*
* Type definition for RTEMS managed interrupts
* The Following Are part of a Score603e FPGA.
*/
typedef unsigned short rtems_i8259_masks;
#define SCORE603E_IRQ00 ( Score_IRQ_First + 0 )
#define SCORE603E_IRQ01 ( Score_IRQ_First + 1 )
#define SCORE603E_IRQ02 ( Score_IRQ_First + 2 )
#define SCORE603E_IRQ03 ( Score_IRQ_First + 3 )
#define SCORE603E_IRQ04 ( Score_IRQ_First + 4 )
#define SCORE603E_IRQ05 ( Score_IRQ_First + 5 )
#define SCORE603E_IRQ06 ( Score_IRQ_First + 6 )
#define SCORE603E_IRQ07 ( Score_IRQ_First + 7 )
#define SCORE603E_IRQ08 ( Score_IRQ_First + 8 )
#define SCORE603E_IRQ09 ( Score_IRQ_First + 9 )
#define SCORE603E_IRQ10 ( Score_IRQ_First + 10 )
#define SCORE603E_IRQ11 ( Score_IRQ_First + 11 )
#define SCORE603E_IRQ12 ( Score_IRQ_First + 12 )
#define SCORE603E_IRQ13 ( Score_IRQ_First + 13 )
#define SCORE603E_IRQ14 ( Score_IRQ_First + 14 )
#define SCORE603E_IRQ15 ( Score_IRQ_First + 15 )
extern volatile rtems_i8259_masks i8259s_cache;
/*-------------------------------------------------------------------------+
| Function Prototypes.
+--------------------------------------------------------------------------*/
/*
* ------------------------ Intel 8259 (or emulation) Mngt Routines -------
*/
void BSP_i8259s_init(void);
#define SCORE603E_TIMER1_IRQ SCORE603E_IRQ00
#define SCORE603E_TIMER2_IRQ SCORE603E_IRQ01
#define SCORE603E_TIMER3_IRQ SCORE603E_IRQ02
#define SCORE603E_85C30_1_IRQ SCORE603E_IRQ03
#define SCORE603E_85C30_0_IRQ SCORE603E_IRQ04
#define SCORE603E_RTC_IRQ SCORE603E_IRQ05
#define SCORE603E_PCI_IRQ_0 SCORE603E_IRQ06
#define SCORE603E_PCI_IRQ_1 SCORE603E_IRQ07
#define SCORE603E_PCI_IRQ_2 SCORE603E_IRQ08
#define SCORE603E_PCI_IRQ_3 SCORE603E_IRQ09
#define SCORE603E_UNIVERSE_IRQ SCORE603E_IRQ10
#define SCORE603E_1553_IRQ SCORE603E_IRQ11
#define SCORE603E_MAIL_BOX_IRQ_0 SCORE603E_IRQ12
#define SCORE603E_MAIL_BOX_IRQ_1 SCORE603E_IRQ13
#define SCORE603E_MAIL_BOX_IRQ_2 SCORE603E_IRQ14
#define SCORE603E_MAIL_BOX_IRQ_3 SCORE603E_IRQ15
/*
* function to disable a particular irq at 8259 level. After calling
* this function, even if the device asserts the interrupt line it will
* not be propagated further to the processor
*
* RETURNS: 1/0 if the interrupt was enabled/disabled originally or
* a value < 0 on error.
* The Score FPGA maps all interrupts comming from the PMC card to
* the FPGA interrupt SCORE603E_PCI_IRQ_0 the PMC status word must be
* read to indicate which interrupt was chained to the FPGA.
*/
int BSP_irq_disable_at_i8259s (const rtems_irq_number irqLine);
/*
* function to enable a particular irq at 8259 level. After calling
* this function, if the device asserts the interrupt line it will
* be propagated further to the processor
*/
int BSP_irq_enable_at_i8259s (const rtems_irq_number irqLine);
/*
* function to acknowledge a particular irq at 8259 level. After calling
* this function, if a device asserts an enabled interrupt line it will
* be propagated further to the processor. Mainly usefull for people
* writing raw handlers as this is automagically done for RTEMS managed
* handlers.
*/
int BSP_irq_ack_at_i8259s (const rtems_irq_number irqLine);
/*
* function to check if a particular irq is enabled at 8259 level. After calling
*/
int BSP_irq_enabled_at_i8259s (const rtems_irq_number irqLine);
#define SCORE603E_IRQ16 ( Score_IRQ_First + 16 )
#define SCORE603E_IRQ17 ( Score_IRQ_First + 17 )
#define SCORE603E_IRQ18 ( Score_IRQ_First + 18 )
#define SCORE603E_IRQ19 ( Score_IRQ_First + 19 )
extern void BSP_rtems_irq_mng_init(unsigned cpuId);
extern void BSP_i8259s_init(void);
/*
* IRQ'a read from the PMC card
*/
#define SCORE603E_85C30_4_IRQ SCORE603E_IRQ16 /* SCC 422-1 */
#define SCORE603E_85C30_2_IRQ SCORE603E_IRQ17 /* SCC 232-1 */
#define SCORE603E_85C30_5_IRQ SCORE603E_IRQ18 /* SCC 422-2 */
#define SCORE603E_85C30_3_IRQ SCORE603E_IRQ19 /* SCC 232-2 */
/* Stuff in irq_supp.h should eventually go into <rtems/irq.h> */
/* #include <bsp/irq_supp.h> */
#define MAX_BOARD_IRQS SCORE603E_IRQ19
#ifdef __cplusplus
};
}
#endif
#endif

View File

@@ -1,4 +1,5 @@
/*
/* irq_init.c
*
* This file contains the implementation of rtems initialization
* related to interrupt handling.
*
@@ -21,16 +22,14 @@
#include <libcpu/spr.h>
#include <bsp/pci.h>
#include <bsp/residual.h>
#include <bsp/openpic.h>
#include <bsp/irq.h>
#include <bsp.h>
#include <libcpu/raw_exception.h>
#include <bsp/motorola.h>
#include <rtems/bspIo.h>
#define SHOW_ISA_PCI_BRIDGE_SETTINGS 1
#define SCAN_PCI_PRINT 1
#define TRACE_IRQ_INIT 1
#define TRACE_IRQ_INIT 0
typedef struct {
unsigned char bus; /* few chance the PCI/ISA bridge is not on first bus but ... */
@@ -39,223 +38,26 @@ typedef struct {
} pci_isa_bridge_device;
pci_isa_bridge_device* via_82c586 = 0;
static pci_isa_bridge_device bridge;
extern unsigned int external_exception_vector_prolog_code_size[];
extern void external_exception_vector_prolog_code(void);
extern unsigned int decrementer_exception_vector_prolog_code_size[];
extern void decrementer_exception_vector_prolog_code(void);
/*
* default on/off function
*/
static void nop_func(void){}
/*
* default isOn function
*/
static int not_connected(void) {return 0;}
/*
* default possible isOn function
*/
static int connected(void) {return 1;}
static void IRQ_Default_rtems_irq_hdl( rtems_irq_hdl_param ptr ) {}
static void IRQ_Default_rtems_irq_enable (const struct __rtems_irq_connect_data__ *ptr){}
static void IRQ_Default_rtems_irq_disable(const struct __rtems_irq_connect_data__ *ptr){}
static int IRQ_Default_rtems_irq_is_enabled(const struct __rtems_irq_connect_data__ *ptr){ return 1; }
static rtems_irq_connect_data rtemsIrq[BSP_IRQ_NUMBER];
static rtems_irq_global_settings initial_config;
static rtems_irq_connect_data defaultIrq = {
/* vectorIdex, hdl , handle , on , off , isOn */
0, nop_func , NULL , nop_func , nop_func , not_connected
};
static rtems_irq_prio irqPrioTable[BSP_IRQ_NUMBER]={
/*
* actual priorities for interrupt :
* 0 means that only current interrupt is masked
* 255 means all other interrupts are masked
*/
/*
* ISA interrupts.
* The second entry has a priority of 255 because
* it is the slave pic entry and should always remain
* unmasked.
*/
0,0,
255,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
/*
* PCI Interrupts
*/
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, /* for raven prio 0 means unactive... */
/*
* Processor exceptions handled as interrupts
*/
0
/*name, hdl handle on off isOn */
0, IRQ_Default_rtems_irq_hdl, NULL, IRQ_Default_rtems_irq_enable, IRQ_Default_rtems_irq_disable, IRQ_Default_rtems_irq_is_enabled
};
#if defined(mvme2100)
static unsigned char mvme2100_openpic_initpolarities[16] = {
0, /* Not used - should be disabled */
0, /* DEC21143 Controller */
0, /* PMC/PC-MIP Type I Slot 0 */
0, /* PC-MIP Type I Slot 1 */
0, /* PC-MIP Type II Slot 0 */
0, /* PC-MIP Type II Slot 1 */
0, /* Not used - should be disabled */
0, /* PCI Expansion Interrupt A/Universe II (LINT0) */
0, /* PCI Expansion Interrupt B/Universe II (LINT1) */
0, /* PCI Expansion Interrupt C/Universe II (LINT2) */
0, /* PCI Expansion Interrupt D/Universe II (LINT3) */
0, /* Not used - should be disabled */
0, /* Not used - should be disabled */
1, /* 16550 UART */
0, /* Front panel Abort Switch */
0, /* RTC IRQ */
};
static unsigned char mvme2100_openpic_initsenses[] = {
0, /* Not used - should be disabled */
1, /* DEC21143 Controller */
1, /* PMC/PC-MIP Type I Slot 0 */
1, /* PC-MIP Type I Slot 1 */
1, /* PC-MIP Type II Slot 0 */
1, /* PC-MIP Type II Slot 1 */
0, /* Not used - should be disabled */
1, /* PCI Expansion Interrupt A/Universe II (LINT0) */
1, /* PCI Expansion Interrupt B/Universe II (LINT1) */
1, /* PCI Expansion Interrupt C/Universe II (LINT2) */
1, /* PCI Expansion Interrupt D/Universe II (LINT3) */
0, /* Not used - should be disabled */
0, /* Not used - should be disabled */
1, /* 16550 UART */
0, /* Front panel Abort Switch */
1, /* RTC IRQ */
};
#else
static unsigned char mcp750_openpic_initpolarities[16] = {
1, /* 8259 cascade */
0, /* all the rest of them */
};
static unsigned char mcp750_openpic_initsenses[] = {
1, /* MCP750_INT_PCB(8259) */
0, /* MCP750_INT_FALCON_ECC_ERR */
1, /* MCP750_INT_PCI_ETHERNET */
1, /* MCP750_INT_PCI_PMC */
1, /* MCP750_INT_PCI_WATCHDOG_TIMER1 */
1, /* MCP750_INT_PCI_PRST_SIGNAL */
1, /* MCP750_INT_PCI_FALL_SIGNAL */
1, /* MCP750_INT_PCI_DEG_SIGNAL */
1, /* MCP750_INT_PCI_BUS1_INTA */
1, /* MCP750_INT_PCI_BUS1_INTB */
1, /* MCP750_INT_PCI_BUS1_INTC */
1, /* MCP750_INT_PCI_BUS1_INTD */
1, /* MCP750_INT_PCI_BUS2_INTA */
1, /* MCP750_INT_PCI_BUS2_INTB */
1, /* MCP750_INT_PCI_BUS2_INTC */
1, /* MCP750_INT_PCI_BUS2_INTD */
};
#endif
void VIA_isa_bridge_interrupts_setup(void)
{
pci_isa_bridge_device pci_dev;
unsigned int temp;
unsigned char tmp;
unsigned char maxBus;
unsigned found = 0;
maxBus = pci_bus_count();
pci_dev.function = 0; /* Assumes the bidge is the first function */
for (pci_dev.bus = 0; pci_dev.bus < maxBus; pci_dev.bus++) {
#ifdef SCAN_PCI_PRINT
printk("isa_bridge_interrupts_setup: Scanning bus %d\n", pci_dev.bus);
#endif
for (pci_dev.device = 0; pci_dev.device < PCI_MAX_DEVICES; pci_dev.device++) {
#ifdef SCAN_PCI_PRINT
printk("isa_bridge_interrupts_setup: Scanning device %d\n", pci_dev.device);
#endif
pci_read_config_dword(pci_dev.bus, pci_dev.device, pci_dev.function,
PCI_VENDOR_ID, &temp);
#ifdef SCAN_PCI_PRINT
printk("Vendor/device = %x\n", temp);
#endif
if ((temp == (((unsigned short) PCI_VENDOR_ID_VIA) | (PCI_DEVICE_ID_VIA_82C586_0 << 16)))
) {
bridge = pci_dev;
via_82c586 = &bridge;
#ifdef SHOW_ISA_PCI_BRIDGE_SETTINGS
/*
* Should print : bus = 0, device = 11, function = 0 on a MCP750.
*/
printk("Via PCI/ISA bridge found at bus = %d, device = %d, function = %d\n",
via_82c586->bus,
via_82c586->device,
via_82c586->function);
#endif
found = 1;
goto loop_exit;
}
}
}
loop_exit:
if (!found) BSP_panic("VIA_82C586 PCI/ISA bridge not found!n");
tmp = inb(0x810);
if ( !(tmp & 0x2)) {
#ifdef SHOW_ISA_PCI_BRIDGE_SETTINGS
printk("This is a second generation MCP750 board\n");
printk("We must reprogram the PCI/ISA bridge...\n");
#endif
pci_read_config_byte(via_82c586->bus, via_82c586->device, via_82c586->function,
0x47, &tmp);
#ifdef SHOW_ISA_PCI_BRIDGE_SETTINGS
printk(" PCI ISA bridge control2 = %x\n", (unsigned) tmp);
#endif
/*
* Enable 4D0/4D1 ISA interrupt level/edge config registers
*/
tmp |= 0x20;
pci_write_config_byte(via_82c586->bus, via_82c586->device, via_82c586->function,
0x47, tmp);
/*
* Now program the ISA interrupt edge/level
*/
tmp = ELCRS_INT9_LVL | ELCRS_INT10_LVL | ELCRS_INT11_LVL;
outb(tmp, ISA8259_S_ELCR);
tmp = ELCRM_INT5_LVL;
outb(tmp, ISA8259_M_ELCR);;
/*
* Set the Interrupt inputs to non-inverting level interrupt
*/
pci_read_config_byte(via_82c586->bus, via_82c586->device, via_82c586->function,
0x54, &tmp);
#ifdef SHOW_ISA_PCI_BRIDGE_SETTINGS
printk(" PCI ISA bridge PCI/IRQ Edge/Level Select = %x\n", (unsigned) tmp);
#endif
tmp = 0;
pci_write_config_byte(via_82c586->bus, via_82c586->device, via_82c586->function,
0x54, tmp);
}
else {
#ifdef SHOW_ISA_PCI_BRIDGE_SETTINGS
printk("This is a first generation MCP750 board\n");
printk("We just show the actual value used by PCI/ISA bridge\n");
#endif
pci_read_config_byte(via_82c586->bus, via_82c586->device, via_82c586->function,
0x47, &tmp);
#ifdef SHOW_ISA_PCI_BRIDGE_SETTINGS
printk(" PCI ISA bridge control2 = %x\n", (unsigned) tmp);
#endif
/*
* Show the Interrupt inputs inverting/non-inverting level status
*/
pci_read_config_byte(via_82c586->bus, via_82c586->device, via_82c586->function,
0x54, &tmp);
#ifdef SHOW_ISA_PCI_BRIDGE_SETTINGS
printk(" PCI ISA bridge PCI/IRQ Edge/Level Select = %x\n", (unsigned) tmp);
#endif
}
}
static rtems_irq_prio irqPrioTable[BSP_IRQ_NUMBER];
/*
* This code assumes the exceptions management setup has already
@@ -265,54 +67,11 @@ loop_exit:
*/
void BSP_rtems_irq_mng_init(unsigned cpuId)
{
#if !defined(mvme2100)
int known_cpi_isa_bridge = 0;
#endif
rtems_raw_except_connect_data vectorDesc;
int i;
/*
* First initialize the Interrupt management hardware
*/
#if defined(mvme2100)
#ifdef TRACE_IRQ_INIT
printk("Going to initialize EPIC interrupt controller (openpic compliant)\n");
#endif
openpic_init(1, mvme2100_openpic_initpolarities, mvme2100_openpic_initsenses);
#else
#ifdef TRACE_IRQ_INIT
printk("Going to initialize raven interrupt controller (openpic compliant)\n");
#endif
openpic_init(1, mcp750_openpic_initpolarities, mcp750_openpic_initsenses);
#endif
#if !defined(mvme2100)
#ifdef TRACE_IRQ_INIT
printk("Going to initialize the PCI/ISA bridge IRQ related setting (VIA 82C586)\n");
#endif
if ( currentBoard == MESQUITE ) {
VIA_isa_bridge_interrupts_setup();
known_cpi_isa_bridge = 1;
}
if ( currentBoard == MVME_2300 ) {
/* nothing to do for W83C553 bridge */
known_cpi_isa_bridge = 1;
}
if ( currentBoard == MTX_WO_PP || currentBoard == MTX_W_PP ) {
/* W83C554, don't to anything at the moment. gregm 11/6/2002 */
known_cpi_isa_bridge = 1;
}
if (!known_cpi_isa_bridge) {
printk("Please add code for PCI/ISA bridge init to libbsp/powerpc/shared/irq/irq_init.c\n");
printk("If your card works correctly please add a test and set known_cpi_isa_bridge to true\n");
printk("currentBoard = %i\n", currentBoard);
}
#ifdef TRACE_IRQ_INIT
printk("Going to initialize the ISA PC legacy IRQ management hardware\n");
#endif
BSP_i8259s_init();
#endif
/*
* Initialize RTEMS management interrupt table
@@ -321,9 +80,14 @@ void BSP_rtems_irq_mng_init(unsigned cpuId)
* re-init the rtemsIrq table
*/
for (i = 0; i < BSP_IRQ_NUMBER; i++) {
irqPrioTable[i] = 8;
rtemsIrq[i] = defaultIrq;
rtemsIrq[i].name = i;
#ifdef BSP_SHARED_HANDLER_SUPPORT
rtemsIrq[i].next_handler = NULL;
#endif
}
/*
* Init initial Interrupt management config
*/
@@ -340,27 +104,6 @@ void BSP_rtems_irq_mng_init(unsigned cpuId)
BSP_panic("Unable to initialize RTEMS interrupt Management!!! System locked\n");
}
/*
* We must connect the raw irq handler for the two
* expected interrupt sources : decrementer and external interrupts.
*/
vectorDesc.exceptIndex = ASM_DEC_VECTOR;
vectorDesc.hdl.vector = ASM_DEC_VECTOR;
vectorDesc.hdl.raw_hdl = decrementer_exception_vector_prolog_code;
vectorDesc.hdl.raw_hdl_size = (unsigned) decrementer_exception_vector_prolog_code_size;
vectorDesc.on = nop_func;
vectorDesc.off = nop_func;
vectorDesc.isOn = connected;
if (!ppc_set_exception (&vectorDesc)) {
BSP_panic("Unable to initialize RTEMS decrementer raw exception\n");
}
vectorDesc.exceptIndex = ASM_EXT_VECTOR;
vectorDesc.hdl.vector = ASM_EXT_VECTOR;
vectorDesc.hdl.raw_hdl = external_exception_vector_prolog_code;
vectorDesc.hdl.raw_hdl_size = (unsigned) external_exception_vector_prolog_code_size;
if (!ppc_set_exception (&vectorDesc)) {
BSP_panic("Unable to initialize RTEMS external raw exception\n");
}
#ifdef TRACE_IRQ_INIT
printk("RTEMS IRQ management is now operational\n");
#endif

View File

@@ -0,0 +1,84 @@
/*
*
* This file contains the implementation of the function described in irq.h
*
* COPYRIGHT (c) 1989-2009.
* 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 <rtems.h>
#include <bsp.h>
#include <bsp/irq.h>
#include <bsp/irq_supp.h>
#include <libcpu/raw_exception.h>
static rtems_irq_connect_data *rtems_hdl_tbl;
static rtems_irq_connect_data dflt_entry;
/*
* High level IRQ handler called from shared_raw_irq_code_entry
*/
int C_dispatch_irq_handler(
struct _BSP_Exception_frame *frame,
unsigned int excNum
)
{
register unsigned int irq;
#if (HAS_PMC_PSC8)
uint16_t check_irq;
uint16_t status_word;
#endif
if (excNum == ASM_DEC_VECTOR) {
bsp_irq_dispatch_list(rtems_hdl_tbl, BSP_DECREMENTER, dflt_entry.hdl);
return 0;
}
irq = read_and_clear_irq();
#if (HAS_PMC_PSC8)
if (irq == SCORE603E_PCI_IRQ_0) {
status_word = read_and_clear_PMC_irq( irq );
for (check_irq=SCORE603E_IRQ16; check_irq<=SCORE603E_IRQ19; check_irq++) {
if ( Is_PMC_IRQ( check_irq, status_word )) {
bsp_irq_dispatch_list_base(rtems_hdl_tbl, check_irq, dflt_entry.hdl);
}
}
} else
#endif
{
bsp_irq_dispatch_list_base(rtems_hdl_tbl, irq, dflt_entry.hdl);
}
return 0;
}
void
BSP_enable_irq_at_pic(const rtems_irq_number irq)
{
uint16_t vec_idx = irq - Score_IRQ_First;
unmask_irq( vec_idx );
}
int
BSP_disable_irq_at_pic(const rtems_irq_number irq)
{
uint16_t vec_idx = irq - Score_IRQ_First;
unmask_irq( vec_idx );
return 0;
}
int
BSP_setup_the_pic(rtems_irq_global_settings *config)
{
dflt_entry = config->defaultEntry;
rtems_hdl_tbl = config->irqHdlTbl;
init_irq_data_register();
return 1;
}

View File

@@ -28,11 +28,6 @@ $(PROJECT_INCLUDE)/$(dirstamp):
@: > $(PROJECT_INCLUDE)/$(dirstamp)
PREINSTALL_DIRS += $(PROJECT_INCLUDE)/$(dirstamp)
$(PROJECT_INCLUDE)/bsp/$(dirstamp):
@$(MKDIR_P) $(PROJECT_INCLUDE)/bsp
@: > $(PROJECT_INCLUDE)/bsp/$(dirstamp)
PREINSTALL_DIRS += $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(PROJECT_LIB)/bsp_specs: bsp_specs $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/bsp_specs
PREINSTALL_FILES += $(PROJECT_LIB)/bsp_specs
@@ -53,6 +48,11 @@ $(PROJECT_INCLUDE)/bsp/bootcard.h: ../../shared/include/bootcard.h $(PROJECT_INC
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/bootcard.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/bootcard.h
$(PROJECT_INCLUDE)/bsp/$(dirstamp):
@$(MKDIR_P) $(PROJECT_INCLUDE)/bsp
@: > $(PROJECT_INCLUDE)/bsp/$(dirstamp)
PREINSTALL_DIRS += $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(PROJECT_INCLUDE)/tod.h: ../../shared/tod.h $(PROJECT_INCLUDE)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/tod.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/tod.h
@@ -69,14 +69,6 @@ $(PROJECT_LIB)/linkcmds: startup/linkcmds $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds
PREINSTALL_FILES += $(PROJECT_LIB)/linkcmds
$(PROJECT_LIB)/start.$(OBJEXT): start.$(OBJEXT) $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/start.$(OBJEXT)
TMPINSTALL_FILES += $(PROJECT_LIB)/start.$(OBJEXT)
$(PROJECT_LIB)/rtems_crti.$(OBJEXT): rtems_crti.$(OBJEXT) $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/rtems_crti.$(OBJEXT)
TMPINSTALL_FILES += $(PROJECT_LIB)/rtems_crti.$(OBJEXT)
$(PROJECT_INCLUDE)/bsp/pci.h: ../../powerpc/shared/pci/pci.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/pci.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/pci.h
@@ -97,14 +89,6 @@ $(PROJECT_INCLUDE)/bsp/consoleIo.h: ../../powerpc/shared/console/consoleIo.h $(P
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/consoleIo.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/consoleIo.h
$(PROJECT_INCLUDE)/bsp/irq-generic.h: ../../shared/include/irq-generic.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/irq-generic.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/irq-generic.h
$(PROJECT_INCLUDE)/bsp/irq-config.h: include/irq-config.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/irq-config.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/irq-config.h
$(PROJECT_INCLUDE)/bsp/irq.h: irq/irq.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/irq.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/irq.h
@@ -113,43 +97,19 @@ $(PROJECT_INCLUDE)/bsp/ppc_exc_bspsupp.h: ../../../libcpu/@RTEMS_CPU@/@exception
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/ppc_exc_bspsupp.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/ppc_exc_bspsupp.h
$(PROJECT_INCLUDE)/bsp/vectors.h: ../../../libcpu/@RTEMS_CPU@/@exceptions@/bspsupport/vectors.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/vectors.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/vectors.h
$(PROJECT_INCLUDE)/bsp/irq_supp.h: ../../../libcpu/@RTEMS_CPU@/@exceptions@/bspsupport/irq_supp.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/irq_supp.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/irq_supp.h
$(PROJECT_INCLUDE)/bsp/vectors.h: ../../powerpc/shared/vectors/vectors.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/vectors.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/vectors.h
$(PROJECT_LIB)/start.$(OBJEXT): start.$(OBJEXT) $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/start.$(OBJEXT)
TMPINSTALL_FILES += $(PROJECT_LIB)/start.$(OBJEXT)
$(PROJECT_INCLUDE)/bsp/vmeUniverse.h: ../../shared/vmeUniverse/vmeUniverse.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/vmeUniverse.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/vmeUniverse.h
$(PROJECT_INCLUDE)/bsp/vme_am_defs.h: ../../shared/vmeUniverse/vme_am_defs.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/vme_am_defs.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/vme_am_defs.h
$(PROJECT_INCLUDE)/bsp/VME.h: ../../shared/vmeUniverse/VME.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/VME.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/VME.h
$(PROJECT_INCLUDE)/bsp/VMEConfig.h: vme/VMEConfig.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/VMEConfig.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/VMEConfig.h
$(PROJECT_INCLUDE)/bsp/motorola.h: ../../powerpc/shared/motorola/motorola.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/motorola.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/motorola.h
$(PROJECT_INCLUDE)/bsp/vmeUniverseDMA.h: ../../shared/vmeUniverse/vmeUniverseDMA.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/vmeUniverseDMA.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/vmeUniverseDMA.h
$(PROJECT_INCLUDE)/bsp/bspVmeDmaList.h: ../../shared/vmeUniverse/bspVmeDmaList.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/bspVmeDmaList.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/bspVmeDmaList.h
$(PROJECT_INCLUDE)/bsp/VMEDMA.h: ../../shared/vmeUniverse/VMEDMA.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/VMEDMA.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/VMEDMA.h
$(PROJECT_LIB)/rtems_crti.$(OBJEXT): rtems_crti.$(OBJEXT) $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/rtems_crti.$(OBJEXT)
TMPINSTALL_FILES += $(PROJECT_LIB)/rtems_crti.$(OBJEXT)

View File

@@ -17,11 +17,6 @@
* $Id$
*/
#warning Call to boot_card has changed and needs checking.
#warning The call is "void boot_card(const char* cmdline);"
#warning You need to pass a NULL.
#warning Please check and remove these warnings.
#include "ppc-asm.h"
.file "start.s"

View File

@@ -1,5 +1,6 @@
/*
* COPYRIGHT (c) 1989-2008.
/* Hwr_init.c
*
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
@@ -88,8 +89,6 @@ void init_PCI(void)
{
/* DINK Monitor setsup and uses all 4 BAT registers. */
/* The fourth BAT register can be modified to access this area */
printk("init_PCI:\n");
}
#define PPC_Get_HID0( _value ) \
@@ -114,7 +113,7 @@ void init_PCI(void)
); \
} while (0)
void instruction_cache_enable ()
void instruction_cache_enable (void)
{
uint32_t value;
@@ -129,7 +128,7 @@ void instruction_cache_enable ()
PPC_Set_HID0( value );
}
void data_cache_enable ()
void data_cache_enable (void)
{
uint32_t value;

View File

@@ -1,14 +1,15 @@
/*
/* bspstart.c
*
* This set of routines starts the application. It includes application,
* board, and monitor specific initialization and configuration.
* The generic CPU dependent initialization has been performed
* before any of these are invoked.
*
* COPYRIGHT (c) 1989-2008.
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may in
* the file LICENSE in this distribution or at
* 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.
*
* $Id$
@@ -17,44 +18,46 @@
#include <string.h>
#include <bsp.h>
#include <rtems/bspIo.h>
#include <rtems/libio.h>
#include <rtems/libcsupport.h>
#include <rtems/bspIo.h>
#include <libcpu/cpuIdent.h>
#define DEBUG 1
#define DEBUG 0
/*
* Where the heap starts; is used by bsp_pretasking_hook;
*/
unsigned int BSP_heap_start;
/*
* Total RAM available and associated linker symbol
*/
unsigned int BSP_mem_size;
extern char RamSize[];
/*
* PCI Bus Frequency
*/
unsigned int BSP_bus_frequency; /* XXX - Set this based upon the Score board */
unsigned int BSP_bus_frequency;
/*
* processor clock frequency
*/
unsigned int BSP_processor_frequency; /* XXX - Set this based upon the Score board */
unsigned int BSP_processor_frequency;
/*
* Time base divisior (how many tick for 1 second).
*/
unsigned int BSP_time_base_divisor = 4000;
extern unsigned long __rtems_end[];
/*
* Driver configuration parameters
*/
uint32_t bsp_clicks_per_usec;
/*
* Memory on this board.
*/
extern char RamSize[];
uint32_t BSP_mem_size;
extern unsigned long __rtems_end[];
void BSP_panic(char *s)
{
printk("%s PANIC %s\n",_RTEMS_version, s);
@@ -68,16 +71,30 @@ void _BSP_Fatal_error(unsigned int v)
}
/*
* Use the shared implementations of the following routines
*/
void bsp_libc_init( void *, uint32_t, int );
/*PAGE
*
* bsp_predriver_hook
*
* Before drivers are setup initialize interupt vectors.
*/
void init_RTC();
void initialize_PMC();
void init_RTC(void);
void initialize_PMC(void);
void bsp_predriver_hook(void)
{
init_PCI();
initialize_universe();
#if DEBUG
printk("bsp_predriver_hook: initialize_PCI_bridge\n");
#endif
initialize_PCI_bridge ();
#if (HAS_PMC_PSC8)
#if DEBUG
@@ -97,7 +114,7 @@ void bsp_predriver_hook(void)
* initialize_PMC
*/
void initialize_PMC() {
void initialize_PMC(void) {
volatile uint32_t *PMC_addr;
uint32_t data;
@@ -129,37 +146,6 @@ void initialize_PMC() {
*PMC_addr = data & 0xfc;
}
/*PAGE
*
* bsp_postdriver_hook
*
* Standard post driver hook plus some BSP specific stuff.
*/
void bsp_postdriver_hook(void)
{
extern void Init_EE_mask_init(void);
extern void open_dev_console(void);
#if DEBUG
printk("bsp_postdriver_hook: initialize libio\n");
#endif
if (rtems_libio_supp_helper)
(*rtems_libio_supp_helper)();
ShowBATS();
#if DEBUG
printk("bsp_postdriver_hook: Init_EE_mask_init\n");
#endif
Init_EE_mask_init();
ShowBATS();
#if DEBUG
printk("bsp_postdriver_hook: Finished procedure\n");
#endif
}
void bsp_set_trap_vectors( void );
/*PAGE
*
* bsp_start
@@ -169,13 +155,14 @@ void bsp_set_trap_vectors( void );
void bsp_start( void )
{
unsigned char *work_space_start;
unsigned int msr_value = 0x0000;
uint32_t intrStackStart;
uint32_t intrStackSize;
volatile uint32_t *ptr;
volatile uint32_t *ptr;
ppc_cpu_id_t myCpu;
ppc_cpu_revision_t myCpuRevision;
rtems_bsp_delay( 1000 );
/*
@@ -185,12 +172,6 @@ void bsp_start( void )
printk("bsp_start: Zero out lots of memory\n");
#endif
memset(
&end,
0,
(unsigned char *)&RAM_END - (unsigned char *) &end
);
BSP_processor_frequency = 266000000;
BSP_bus_frequency = 66000000;
@@ -209,9 +190,13 @@ void bsp_start( void )
*/
intrStackStart = (uint32_t) __rtems_end;
intrStackSize = rtems_configuration_get_interrupt_stack_size();
printk("Interrupt Stack Start: 0x%x Size: 0x%x Heap Start: 0x%x\n",
intrStackStart, intrStackSize, BSP_heap_start
);
BSP_heap_start = intrStackStart + intrStackSize;
BSP_mem_size = (uintptr_t) RamSize;
BSP_mem_size = RamSize;
printk("BSP_mem_size: 0x%x\n", BSP_mem_size );
/*
* Initialize default raw exception handlers.
@@ -221,24 +206,10 @@ void bsp_start( void )
intrStackStart,
intrStackSize
);
#if DEBUG
printk("bsp_predriver_hook: init_RTC\n");
#endif
/* init_RTC(); */
init_PCI();
initialize_universe();
#if DEBUG
printk("bsp_predriver_hook: initialize_PCI_bridge\n");
#endif
initialize_PCI_bridge ();
msr_value = 0x2030;
_CPU_MSR_SET( msr_value );
_CPU_MSR_SET( msr_value );
asm volatile("sync; isync");
/*
* initialize the device driver parameters
@@ -246,26 +217,29 @@ void bsp_start( void )
#if DEBUG
printk("bsp_start: set clicks poer usec\n");
#endif
bsp_clicks_per_usec = 66 / 4; /* XXX get from linkcmds */
bsp_clicks_per_usec = 66 / 4;
#if ( PPC_USE_DATA_CACHE )
#if DEBUG
printk("bsp_start: cache_enable\n");
#if ( PPC_USE_DATA_CACHE )
#if DEBUG
printk("bsp_start: cache_enable\n");
#endif
instruction_cache_enable ();
data_cache_enable ();
#if DEBUG
printk("bsp_start: END PPC_USE_DATA_CACHE\n");
#endif
#endif
instruction_cache_enable ();
data_cache_enable ();
#if DEBUG
printk("bsp_start: END PPC_USE_DATA_CACHE\n");
/*
* Initalize RTEMS IRQ system
*/
#if DEBUG
printk("bspstart: Call BSP_rtems_irq_mng_init\n");
#endif
#endif
/* Initalize interrupt support */
if (bsp_interrupt_initialize() != RTEMS_SUCCESSFUL) {
BSP_panic( "Cannot intitialize interrupt support\n");
}
BSP_rtems_irq_mng_init(0);
#if DEBUG
printk("bsp_start: end BSPSTART\n");
ShowBATS();
ShowBATS();
#endif
}

View File

@@ -177,7 +177,6 @@ SECTIONS
PROVIDE (_edata = .);
PROVIDE (RAM_END = ADDR(.text) + 10M);
. = ALIGN(8) + 0x1000;
PROVIDE (__SBSS_START__ = .);
.sbss :
{
PROVIDE (__sbss_start = .);
@@ -186,19 +185,19 @@ SECTIONS
*(.gnu.linkonce.sb.*)
PROVIDE (__sbss_end = .);
} >RAM
PROVIDE (__SBSS_END__ = .);
.bss :
{
PROVIDE (__bss_start = .);
*(.dynbss)
*(.bss .bss* .gnu.linkonce.b*)
*(COMMON)
. = ALIGN(8) + 0x8000;
PROVIDE (__stack = .);
_end = . ;
__rtems_end = . ;
PROVIDE (end = .);
} >RAM
} >RAM
. = ALIGN(16) + 0x8000;
PROVIDE (__stack = .);
__rtems_end = . ;
. = ALIGN(8) + 0x8000;
PROVIDE(_end = .);
PROVIDE(end = .);
/* These are needed for ELF backends which have not yet been
converted to the new style linker. */

View File

@@ -1,4 +1,5 @@
/*
/* timer.c
*
* This file implements a benchmark timer using the General Purpose Timer.
*
* Notes:
@@ -6,11 +7,11 @@
* BSP_TIMER_AVG_OVERHEAD and BSP_TIMER_LEAST_VALID are required to be
* provided in bsp.h
*
* COPYRIGHT (c) 1989-2008.
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may in
* the file LICENSE in this distribution or at
* 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.
*
* $Id$

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@@ -1,9 +1,9 @@
/*
* Real Time Clock (Harris ICM7170) for RTEMS
* Real Time Clock (Harris ICM7170) for RTEMS
*
* This part is found on the second generation of this board.
*
* COPYRIGHT (c) 1989-2008.
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be

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@@ -1,6 +1,5 @@
#ifndef RTEMS_BSP_VME_CONFIG_H
#define RTEMS_BSP_VME_CONFIG_H
/* $Id$ */
/* BSP specific address space configuration parameters */