OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

Compare Revisions

  • This comparison shows the changes necessary to convert path 
    /openrisc/trunk/rtos/rtems/c/src/lib/libbsp/powerpc/shared/include
    from Rev 30 to Rev 173
    ↔ Reverse comparison
  •

Rev 30 → Rev 173

/Makefile.am
0,0 → 1,11
##
## $Id: Makefile.am,v 1.2 2001-09-27 12:01:06 chris Exp $
##
 
AUTOMAKE_OPTIONS = foreign 1.4
 
H_FILES = nvram.h bsp.h
 
EXTRA_DIST = bsp.h nvram.h
 
include $(top_srcdir)/../../../../../automake/local.am
/nvram.h
0,0 → 1,170
/*
* PreP compliant NVRAM access
*
* This file can be found in motorla or IBP PPC site.
*
* $Id: nvram.h,v 1.2 2001-09-27 12:01:06 chris Exp $
*/
 
#ifndef _PPC_NVRAM_H
#define _PPC_NVRAM_H
 
#define NVRAM_AS0 0x74
#define NVRAM_AS1 0x75
#define NVRAM_DATA 0x77
 
 
/* RTC Offsets */
 
#define MOTO_RTC_SECONDS 0x1FF9
#define MOTO_RTC_MINUTES 0x1FFA
#define MOTO_RTC_HOURS 0x1FFB
#define MOTO_RTC_DAY_OF_WEEK 0x1FFC
#define MOTO_RTC_DAY_OF_MONTH 0x1FFD
#define MOTO_RTC_MONTH 0x1FFE
#define MOTO_RTC_YEAR 0x1FFF
#define MOTO_RTC_CONTROLA 0x1FF8
#define MOTO_RTC_CONTROLB 0x1FF9
 
#ifndef BCD_TO_BIN
#define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10)
#endif
 
#ifndef BIN_TO_BCD
#define BIN_TO_BCD(val) ((val)=(((val)/10)<<4) + (val)%10)
#endif
 
/* Structure map for NVRAM on PowerPC Reference Platform */
/* All fields are either character/byte strings which are valid either
endian or they are big-endian numbers.
 
There are a number of Date and Time fields which are in RTC format,
big-endian. These are stored in UT (GMT).
 
For enum's: if given in hex then they are bit significant, i.e. only
one bit is on for each enum.
*/
 
#define NVSIZE 4096 /* size of NVRAM */
#define OSAREASIZE 512 /* size of OSArea space */
#define CONFSIZE 1024 /* guess at size of Configuration space */
 
#ifndef ASM
 
typedef struct _SECURITY {
unsigned long BootErrCnt; /* Count of boot password errors */
unsigned long ConfigErrCnt; /* Count of config password errors */
unsigned long BootErrorDT[2]; /* Date&Time from RTC of last error in pw */
unsigned long ConfigErrorDT[2]; /* Date&Time from RTC of last error in pw */
unsigned long BootCorrectDT[2]; /* Date&Time from RTC of last correct pw */
unsigned long ConfigCorrectDT[2]; /* Date&Time from RTC of last correct pw */
unsigned long BootSetDT[2]; /* Date&Time from RTC of last set of pw */
unsigned long ConfigSetDT[2]; /* Date&Time from RTC of last set of pw */
unsigned char Serial[16]; /* Box serial number */
} SECURITY;
 
typedef enum _OS_ID {
Unknown = 0,
Firmware = 1,
AIX = 2,
NT = 3,
MKOS2 = 4,
MKAIX = 5,
Taligent = 6,
Solaris = 7,
MK = 12
} OS_ID;
 
typedef struct _ERROR_LOG {
unsigned char ErrorLogEntry[40]; /* To be architected */
} ERROR_LOG;
 
typedef enum _BOOT_STATUS {
BootStarted = 0x01,
BootFinished = 0x02,
RestartStarted = 0x04,
RestartFinished = 0x08,
PowerFailStarted = 0x10,
PowerFailFinished = 0x20,
ProcessorReady = 0x40,
ProcessorRunning = 0x80,
ProcessorStart = 0x0100
} BOOT_STATUS;
 
typedef struct _RESTART_BLOCK {
unsigned short Version;
unsigned short Revision;
unsigned long ResumeReserve1[2];
volatile unsigned long BootStatus;
unsigned long CheckSum; /* Checksum of RESTART_BLOCK */
void* RestartAddress;
void* SaveAreaAddr;
unsigned long SaveAreaLength;
} RESTART_BLOCK;
 
typedef enum _OSAREA_USAGE {
Empty = 0,
Used = 1
} OSAREA_USAGE;
 
typedef enum _PM_MODE {
Suspend = 0x80, /* Part of state is in memory */
Normal = 0x00 /* No power management in effect */
} PMMode;
 
typedef struct _HEADER {
unsigned short Size; /* NVRAM size in K(1024) */
unsigned char Version; /* Structure map different */
unsigned char Revision; /* Structure map the same -may
be new values in old fields
in other words old code still works */
unsigned short Crc1; /* check sum from beginning of nvram to OSArea */
unsigned short Crc2; /* check sum of config */
unsigned char LastOS; /* OS_ID */
unsigned char Endian; /* B if big endian, L if little endian */
unsigned char OSAreaUsage;/* OSAREA_USAGE */
unsigned char PMMode; /* Shutdown mode */
RESTART_BLOCK RestartBlock;
SECURITY Security;
ERROR_LOG ErrorLog[2];
 
/* Global Environment information */
void* GEAddress;
unsigned long GELength;
 
/* Date&Time from RTC of last change to Global Environment */
unsigned long GELastWriteDT[2];
 
/* Configuration information */
void* ConfigAddress;
unsigned long ConfigLength;
 
/* Date&Time from RTC of last change to Configuration */
unsigned long ConfigLastWriteDT[2];
unsigned long ConfigCount; /* Count of entries in Configuration */
 
/* OS dependent temp area */
void* OSAreaAddress;
unsigned long OSAreaLength;
 
/* Date&Time from RTC of last change to OSAreaArea */
unsigned long OSAreaLastWriteDT[2];
} HEADER;
 
/* Here is the whole map of the NVRAM */
typedef struct _NVRAM_MAP {
HEADER Header;
unsigned char GEArea[NVSIZE-CONFSIZE-OSAREASIZE-sizeof(HEADER)];
unsigned char OSArea[OSAREASIZE];
unsigned char ConfigArea[CONFSIZE];
} NVRAM_MAP;
 
/* Routines to manipulate the NVRAM */
void init_prep_nvram(void);
char *prep_nvram_get_var(const char *name);
char *prep_nvram_first_var(void);
char *prep_nvram_next_var(char *name);
 
#endif /* ASM */
#endif /* _PPC_NVRAM_H */
/bsp.h
0,0 → 1,119
/*
* bsp.h -- contain BSP API definition.
*
* Copyright (C) 1999 Eric Valette. valette@crf.canon.fr
*
* The license and distribution terms for this file may be
* found in found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id: bsp.h,v 1.2 2001-09-27 12:01:06 chris Exp $
*/
#ifndef LIBBSP_POWERPC_MOTOROLA_SHARED_BSP_H
#define LIBBSP_POWERPC_MOTOROLA_SHARED_BSP_H
 
#include <rtems.h>
#include <console.h>
#include <libcpu/io.h>
#include <clockdrv.h>
#include <bsp/vectors.h>
 
/*
* confdefs.h overrides for this BSP:
* - termios serial ports (defaults to 1)
* - Interrupt stack space is not minimum if defined.
*/
 
/* #define CONFIGURE_NUMBER_OF_TERMIOS_PORTS 2 */
#define CONFIGURE_INTERRUPT_STACK_MEMORY (16 * 1024)
#ifndef ASM
#define outport_byte(port,value) outb(value,port)
#define outport_word(port,value) outw(value,port)
#define outport_long(port,value) outl(value,port)
 
#define inport_byte(port,value) (value = inb(port))
#define inport_word(port,value) (value = inw(port))
#define inport_long(port,value) (value = inl(port))
/*
* Vital Board data Start using DATA RESIDUAL
*/
/*
* Total memory using RESIDUAL DATA
*/
extern unsigned int BSP_mem_size;
/*
* PCI Bus Frequency
*/
extern unsigned int BSP_bus_frequency;
/*
* processor clock frequency
*/
extern unsigned int BSP_processor_frequency;
/*
* Time base divisior (how many tick for 1 second).
*/
extern unsigned int BSP_time_base_divisor;
 
#define BSP_Convert_decrementer( _value ) \
((unsigned long long) ((((unsigned long long)BSP_time_base_divisor) * 1000000ULL) /((unsigned long long) BSP_bus_frequency)) * ((unsigned long long) (_value)))
 
extern rtems_configuration_table BSP_Configuration;
extern void BSP_panic(char *s);
extern void rtemsReboot(void);
extern int printk(const char *, ...) __attribute__((format(printf, 1, 2)));
extern int BSP_disconnect_clock_handler (void);
extern int BSP_connect_clock_handler (void);
 
/*
* TM27 stuff
*/
 
#if defined(USE_ENHANCED_INTR_API) && defined(RTEMS_TM27)
 
#include <bsp/irq.h>
 
#define MUST_WAIT_FOR_INTERRUPT 1
 
void nullFunc() {}
static rtems_irq_connect_data clockIrqData = {BSP_DECREMENTER,
0,
(rtems_irq_enable)nullFunc,
(rtems_irq_disable)nullFunc,
(rtems_irq_is_enabled) nullFunc};
void Install_tm27_vector(void (*_handler)())
{
clockIrqData.hdl = _handler;
if (!BSP_install_rtems_irq_handler (&clockIrqData)) {
printk("Error installing clock interrupt handler!\n");
rtems_fatal_error_occurred(1);
}
}
 
#define Cause_tm27_intr() \
do { \
unsigned32 _clicks = 8; \
asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \
} while (0)
 
 
#define Clear_tm27_intr() \
do { \
unsigned32 _clicks = 0xffffffff; \
asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \
} while (0)
 
#define Lower_tm27_intr() \
do { \
unsigned32 _msr = 0; \
_ISR_Set_level( 0 ); \
asm volatile( "mfmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \
_msr |= 0x8002; \
asm volatile( "mtmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \
} while (0)
#endif
 
 
#endif
 
#endif

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.