forked from Imagelibrary/rtems
002c6067ba
Mark bsp_reset() as no-return. Use default BSP fatal handler in lm32 and m68k BSPs. Remove empty bsp_reset() implementation. Update #5067.
317 lines
8.5 KiB
C
317 lines
8.5 KiB
C
/**
|
|
* @file
|
|
*
|
|
* @ingroup RTEMSBSPsPowerPCBeatnik
|
|
*
|
|
* @brief Global BSP definitions.
|
|
*/
|
|
|
|
/*
|
|
* 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 the file LICENSE in this distribution or at
|
|
* http://www.rtems.org/license/LICENSE.
|
|
*
|
|
* S. Kate Feng 2003-2007 : Modified it to support the mvme5500 BSP.
|
|
*
|
|
* Modified for the 'beatnik' BSP by T. Straumann, 2005-2007.
|
|
*/
|
|
|
|
#ifndef LIBBSP_BEATNIK_BSP_H
|
|
#define LIBBSP_BEATNIK_BSP_H
|
|
|
|
/**
|
|
* @defgroup RTEMSBSPsPowerPCBeatnik Beatnik (MVME5500 and MVME6100)
|
|
*
|
|
* @ingroup RTEMSBSPsPowerPC
|
|
*
|
|
* @brief Beatnik (MVME5500 and MVME6100) Board Support Package.
|
|
*
|
|
* @{
|
|
*/
|
|
|
|
#ifndef ASM
|
|
|
|
#include <bspopts.h>
|
|
#include <bsp/default-initial-extension.h>
|
|
|
|
#include <rtems.h>
|
|
#include <libcpu/io.h>
|
|
#include <bsp/vectors.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* Board type */
|
|
typedef enum {
|
|
Unknown = 0,
|
|
MVME5500,
|
|
MVME6100
|
|
} BSP_BoardType;
|
|
|
|
BSP_BoardType BSP_getBoardType(void);
|
|
|
|
/* Discovery Version */
|
|
|
|
typedef enum {
|
|
unknown = 0,
|
|
GT_64260_A, /* Revision 0x10 */
|
|
GT_64260_B, /* Revision 0x20 */
|
|
MV_64360,
|
|
} DiscoveryVersion;
|
|
|
|
/* Determine the type of discovery chip on this board; info
|
|
* is cached and repeated calls just return the cached value.
|
|
*
|
|
* If a non-zero argument is passed, the routine panics
|
|
* (rtems_panic) if no recognized bridge is found;
|
|
*/
|
|
DiscoveryVersion BSP_getDiscoveryVersion(int assertion);
|
|
|
|
/*
|
|
* confdefs.h overrides for this BSP:
|
|
* - Interrupt stack space is not minimum if defined.
|
|
*/
|
|
#define BSP_INTERRUPT_STACK_SIZE (16 * 1024)
|
|
|
|
/*
|
|
* base address definitions for several devices
|
|
*/
|
|
#define BSP_MV64x60_BASE (0xf1000000)
|
|
#define BSP_MV64x60_DEV1_BASE (0xf1100000)
|
|
#define BSP_UART_IOBASE_COM1 ((BSP_MV64x60_DEV1_BASE)+0x20000)
|
|
#define BSP_UART_IOBASE_COM2 ((BSP_MV64x60_DEV1_BASE)+0x21000)
|
|
#define BSP_UART_USE_SHARED_IRQS
|
|
|
|
#define BSP_NVRAM_BASE_ADDR (0xf1110000)
|
|
#define BSP_NVRAM_END_ADDR (0xf1117fff)
|
|
#define BSP_NVRAM_RTC_START (0xf1117ff8)
|
|
|
|
#define BSP_NVRAM_BOOTPARMS_START (0xf1111000)
|
|
#define BSP_NVRAM_BOOTPARMS_END (0xf1111fff)
|
|
|
|
|
|
/* This is only active/used during early init. It defines
|
|
* the hose0 base for the shared/generic pci code.
|
|
* Our own BSP specific pci initialization will then
|
|
* override the PCI configuration (see gt_pci_init.c:BSP_pci_initialize)
|
|
*/
|
|
|
|
#define PCI_CONFIG_ADDR (BSP_MV64x60_BASE + 0xcf8)
|
|
#define PCI_CONFIG_DATA (BSP_MV64x60_BASE + 0xcfc)
|
|
|
|
/* our wonderful PCI initialization remaps everything to CPU addresses
|
|
* - before calling BSP_pci_initialize() this is NOT VALID, however
|
|
* and the deprecated inl()/outl() etc won't work!
|
|
*/
|
|
#define _IO_BASE 0x00000000
|
|
/* wonderful MotLoad has the base address as seen from the
|
|
* CPU programmed into config space :-)
|
|
*/
|
|
#define PCI_MEM_BASE 0
|
|
#define PCI_MEM_BASE_ADJUSTMENT 0
|
|
#define PCI_DRAM_OFFSET 0
|
|
|
|
extern void BSP_motload_pci_fixup(void);
|
|
|
|
/* PCI <-> local address mapping - no sophisticated windows
|
|
* (i.e., no support for cached regions etc. you read a BAR
|
|
* from config space and that's 1:1 where the CPU sees it).
|
|
* Our memory is mapped 1:1 to PCI also.
|
|
*/
|
|
#define BSP_PCI2LOCAL_ADDR(a) ((uint32_t)(a))
|
|
#define BSP_LOCAL2PCI_ADDR(a) ((uint32_t)(a))
|
|
|
|
#define BSP_CONFIG_NUM_PCI_CACHE_SLOTS 32
|
|
|
|
#define BSP_CONSOLE_PORT BSP_UART_COM1
|
|
#define BSP_UART_BAUD_BASE 115200
|
|
|
|
/* I2C Devices */
|
|
/* Note that the i2c addresses stated in the manual are
|
|
* left-shifted by one bit.
|
|
*/
|
|
#define BSP_VPD_I2C_ADDR (0xA8>>1) /* the VPD EEPROM */
|
|
#define BSP_USR_I2C_ADDR (0xAA>>1) /* the user EEPROM */
|
|
#define BSP_THM_I2C_ADDR (0x90>>1) /* the DS1621 temperature sensor & thermostat */
|
|
|
|
#define BSP_I2C_BUS_DESCRIPTOR gt64260_i2c_bus_descriptor
|
|
|
|
#define BSP_I2C_BUS0_NAME "/dev/i2c0"
|
|
|
|
#define BSP_I2C_VPD_EEPROM_NAME "vpd-eeprom"
|
|
#define BSP_I2C_USR_EEPROM_NAME "usr-eeprom"
|
|
#define BSP_I2C_DS1621_NAME "ds1621"
|
|
#define BSP_I2C_THM_NAME BSP_I2C_DS1621_NAME
|
|
#define BSP_I2C_DS1621_RAW_NAME "ds1621-raw"
|
|
|
|
#define BSP_I2C_VPD_EEPROM_DEV_NAME (BSP_I2C_BUS0_NAME ", " BSP_I2C_VPD_EEPROM_NAME)
|
|
#define BSP_I2C_USR_EEPROM_DEV_NAME (BSP_I2C_BUS0_NAME ", " BSP_I2C_USR_EEPROM_NAME)
|
|
#define BSP_I2C_DS1621_DEV_NAME (BSP_I2C_BUS0_NAME ", " BSP_I2C_DS1621_NAME)
|
|
#define BSP_I2C_THM_DEV_NAME BSP_I2C_DS1621_DEV_NAME
|
|
#define BSP_I2C_DS1621_RAW_DEV_NAME (BSP_I2C_BUS0_NAME ", " BSP_I2C_DS1621_RAW_NAME)
|
|
|
|
|
|
/* Initialize the I2C driver and register all devices
|
|
* RETURNS 0 on success, -1 on error.
|
|
*
|
|
* Access to the VPD and user EEPROMS as well
|
|
* as the ds1621 temperature sensor is possible
|
|
* by means of file nodes
|
|
*
|
|
* /dev/i2c0.vpd-eeprom (read-only)
|
|
* /dev/i2c0.usr-eeprom (read-write)
|
|
* /dev/i2c0.ds1621 (read-only; one byte: board-temp in degC)
|
|
* /dev/i2c0.ds1621-raw (read-write; transfer bytes to/from the ds1621)
|
|
*/
|
|
int BSP_i2c_initialize(void);
|
|
|
|
/* Networking; */
|
|
#include <bsp/bsp_bsdnet_attach.h>
|
|
int rtems_em_attach(struct rtems_bsdnet_ifconfig *, int);
|
|
int rtems_dec21140_driver_attach(struct rtems_bsdnet_ifconfig *, int);
|
|
int rtems_dc_driver_attach(struct rtems_bsdnet_ifconfig *, int);
|
|
|
|
/* NOT FOR PUBLIC USE BELOW HERE */
|
|
#define BSP_PCI_HOSE0_MEM_BASE 0x80000000 /* must be aligned to size */
|
|
#define BSP_PCI_HOSE0_MEM_SIZE 0x20000000
|
|
|
|
#define BSP_PCI_HOSE1_MEM_BASE 0xe0000000
|
|
|
|
#define BSP_DEV_AND_PCI_IO_BASE 0xf0000000
|
|
#define BSP_DEV_AND_PCI_IO_SIZE 0x10000000
|
|
|
|
/* maintain coherency between CPU and GT64340 Ethernet
|
|
* (andpossibly other Discovery components).
|
|
*/
|
|
#define BSP_RW_PAGE_ATTRIBUTES TRIV121_ATTR_M
|
|
|
|
extern unsigned BSP_pci_hose1_bus_base;
|
|
|
|
void BSP_pci_initialize(void);
|
|
|
|
/* Exception Handling */
|
|
|
|
/* Use a task notepad to attach user exception handler info;
|
|
* may be changed by application startup code (EPICS uses 11)
|
|
*/
|
|
#define BSP_EXCEPTION_NOTEPAD 14
|
|
|
|
#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;
|
|
/*
|
|
* Start of the heap
|
|
*/
|
|
extern unsigned int BSP_heap_start;
|
|
/*
|
|
* 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;
|
|
|
|
extern char BSP_productIdent[20];
|
|
extern char BSP_serialNumber[20];
|
|
|
|
extern char BSP_enetAddr0[7];
|
|
extern char BSP_enetAddr1[7];
|
|
|
|
/*
|
|
* The commandline as passed from the bootloader.
|
|
*/
|
|
extern char *BSP_commandline_string;
|
|
|
|
|
|
#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 int BSP_disconnect_clock_handler (void);
|
|
extern int BSP_connect_clock_handler (void);
|
|
|
|
/* clear hostbridge errors
|
|
*
|
|
* enableMCP: whether to enable MCP checkstop / machine check interrupts
|
|
* on the hostbridge and in HID0.
|
|
*
|
|
* NOTE: The 5500 and 6100 boards have NO PHYSICAL CONNECTION
|
|
* to MCP so 'enableMCP' will always fail!
|
|
*
|
|
* quiet : be silent
|
|
*
|
|
* RETURNS : PCI status (hose 0 in byte 0, host 1 in byte 1) and
|
|
* VME bridge status (upper 16 bits).
|
|
* Zero if no errors were found.
|
|
*/
|
|
extern unsigned long _BSP_clear_hostbridge_errors(int enableMCP, int quiet);
|
|
|
|
/* clear vme bridge errors and return (bridge-dependent) 16-bit status
|
|
*
|
|
* quiet : be silent
|
|
*
|
|
* RETURNS : 0 if there were no errors, non-zero, bridge-dependent
|
|
* 16-bit error status on error.
|
|
*
|
|
*/
|
|
extern unsigned short (*_BSP_clear_vmebridge_errors)(int);
|
|
|
|
/*
|
|
* Prototypes for debug helpers
|
|
*/
|
|
void discovery_pic_set_debug_irq(int on);
|
|
void discovery_pic_install_debug_irq(void);
|
|
|
|
/*
|
|
* Prototypes for methods called only from .S for dependency tracking
|
|
*/
|
|
char *save_boot_params(
|
|
void *r3,
|
|
void *r4,
|
|
void *r5,
|
|
char *cmdline_start,
|
|
char *cmdline_end
|
|
);
|
|
void zero_bss(void);
|
|
|
|
/*
|
|
* Prototypes for methods in the BSP that cross file boundaries
|
|
*/
|
|
uint32_t probeMemoryEnd(void);
|
|
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* !ASM */
|
|
|
|
/** @} */
|
|
|
|
#endif
|