diff options
Diffstat (limited to 'bsps/m68k/mcf5206elite/include/bsp.h')
| -rw-r--r-- | bsps/m68k/mcf5206elite/include/bsp.h | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/bsps/m68k/mcf5206elite/include/bsp.h b/bsps/m68k/mcf5206elite/include/bsp.h new file mode 100644 index 0000000000..47c7e8c745 --- /dev/null +++ b/bsps/m68k/mcf5206elite/include/bsp.h @@ -0,0 +1,181 @@ +/* + * Board Support Package for MCF5206eLITE evaluation board + * BSP definitions + * + * Copyright (C) 2000 OKTET Ltd., St.-Petersburg, Russia + * Author: Victor V. Vengerov <vvv@oktet.ru> + * + * 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. + */ + +#ifndef LIBBSP_M68K_MCF5206ELITE_BSP_H +#define LIBBSP_M68K_MCF5206ELITE_BSP_H + +#include "mcf5206/mcf5206e.h" + +/*** Board resources allocation ***/ + +/* + * To achieve some compatibility with dBUG monitor, we use the same + * memory resources allocation as it is used in dBUG. + * + * If this definitions will be changed, change the linker script also. + */ + +/* Memory mapping */ +/* CS0: Boot Flash */ +#define BSP_MEM_ADDR_FLASH (0xFFE00000) +#define BSP_MEM_SIZE_FLASH (1*1024*1024) +#define BSP_MEM_MASK_FLASH (MCF5206E_CSMR_MASK_1M) + +/* CS2: External SRAM */ +#define BSP_MEM_ADDR_ESRAM (0x30000000) +#define BSP_MEM_SIZE_ESRAM (1*1024*1024) +#define BSP_MEM_MASK_ESRAM (MCF5206E_CSMR_MASK_1M) + +/* CS3: General-Purpose I/O register */ +#define BSP_MEM_ADDR_GPIO (0x40000000) +#define BSP_MEM_SIZE_GPIO (64*1024) +#define BSP_MEM_MASK_GPIO (MCF5206E_CSMR_MASK_64K) + +/* DRAM0: Dynamic RAM */ +#define BSP_MEM_ADDR_DRAM (0x00000000) +#define BSP_MEM_SIZE_DRAM (16*1024*1024) +#define BSP_MEM_MASK_DRAM (MCF5206E_DCMR_MASK_16M) + +/* On-chip SRAM */ +#define BSP_MEM_ADDR_SRAM (0x20000000) +#define BSP_MEM_SIZE_SRAM (8*1024) + +/* On-chip peripherial registers */ +#define BSP_MEM_ADDR_IMM (0x10000000) +#define BSP_MEM_SIZE_IMM (1*1024) +#define MBAR BSP_MEM_ADDR_IMM + +/* Interrupt vector assignment */ +#define BSP_INTVEC_AVEC1 (25) +#define BSP_INTLVL_AVEC1 (1) +#define BSP_INTPRIO_AVEC1 (3) + +#define BSP_INTVEC_AVEC2 (26) +#define BSP_INTLVL_AVEC2 (2) +#define BSP_INTPRIO_AVEC2 (3) + +#define BSP_INTVEC_AVEC3 (27) +#define BSP_INTLVL_AVEC3 (3) +#define BSP_INTPRIO_AVEC3 (3) + +#define BSP_INTVEC_AVEC4 (28) +#define BSP_INTLVL_AVEC4 (4) +#define BSP_INTPRIO_AVEC4 (3) + +#define BSP_INTVEC_AVEC5 (29) +#define BSP_INTLVL_AVEC5 (5) +#define BSP_INTPRIO_AVEC5 (3) + +#define BSP_INTVEC_AVEC6 (30) +#define BSP_INTLVL_AVEC6 (6) +#define BSP_INTPRIO_AVEC6 (3) + +#define BSP_INTVEC_AVEC7 (31) +#define BSP_INTLVL_AVEC7 (7) +#define BSP_INTPRIO_AVEC7 (3) + +#define BSP_INTVEC_TIMER1 (BSP_INTVEC_AVEC5) +#define BSP_INTLVL_TIMER1 (BSP_INTLVL_AVEC5) +#define BSP_INTPRIO_TIMER1 (2) + +#define BSP_INTVEC_TIMER2 (BSP_INTVEC_AVEC6) +#define BSP_INTLVL_TIMER2 (BSP_INTLVL_AVEC6) +#define BSP_INTPRIO_TIMER2 (2) + +#define BSP_INTVEC_MBUS (BSP_INTVEC_AVEC4) +#define BSP_INTLVL_MBUS (BSP_INTLVL_AVEC4) +#define BSP_INTPRIO_MBUS (2) + +#define BSP_INTVEC_UART1 (64) +#define BSP_INTLVL_UART1 (4) +#define BSP_INTPRIO_UART1 (0) + +#define BSP_INTVEC_UART2 (65) +#define BSP_INTLVL_UART2 (4) +#define BSP_INTPRIO_UART2 (1) + +#define BSP_INTVEC_DMA0 (66) +#define BSP_INTLVL_DMA0 (3) +#define BSP_INTPRIO_DMA0 (1) + +#define BSP_INTVEC_DMA1 (67) +#define BSP_INTLVL_DMA1 (3) +#define BSP_INTPRIO_DMA1 (2) + +/* Location of DS1307 Real-Time Clock/NVRAM chip */ +#define DS1307_I2C_BUS_NUMBER (0) + +#ifndef ASM + +#include <bspopts.h> +#include <rtems.h> +#include <bsp/default-initial-extension.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/* System frequency */ +#define BSP_SYSTEM_FREQUENCY ((unsigned int)&_SYS_CLOCK_FREQUENCY) +extern char _SYS_CLOCK_FREQUENCY; /* Don't use this variable directly!!! */ + +/* MBUS I2C bus clock default frequency */ +#define BSP_MBUS_FREQUENCY (16000) + +/* Number of I2C buses supported in this board */ +#define I2C_NUMBER_OF_BUSES (1) + +/* I2C bus selection */ +#define I2C_SELECT_BUS(bus) + +/* + * Simple spin delay in microsecond units for device drivers. + * This is very dependent on the clock speed of the target. + */ + +#define rtems_bsp_delay( microseconds ) \ + { register uint32_t _delay=(microseconds); \ + register uint32_t _tmp=123; \ + __asm__ volatile( "0: \ + nbcd %0 ; \ + nbcd %0 ; \ + dbf %1,0b" \ + : "=d" (_tmp), "=d" (_delay) \ + : "0" (_tmp), "1" (_delay) ); \ + } + + +extern rtems_isr_entry M68Kvec[]; /* vector table address */ + +extern rtems_isr (*rtems_clock_hook)(rtems_vector_number); + +/* functions */ + +rtems_isr_entry set_vector( + rtems_isr_entry handler, + rtems_vector_number vector, + int type +); + +/* + * Prototypes for BSP methods that cross file boundaries + */ +void Init5206e(void); + +#ifdef __cplusplus +} +#endif + +#endif /* ASM */ + +#endif |