diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/gen83xx/include/bsp.h')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/gen83xx/include/bsp.h | 100 |
1 files changed, 83 insertions, 17 deletions
diff --git a/c/src/lib/libbsp/powerpc/gen83xx/include/bsp.h b/c/src/lib/libbsp/powerpc/gen83xx/include/bsp.h index fa97939d53..b7f0679687 100644 --- a/c/src/lib/libbsp/powerpc/gen83xx/include/bsp.h +++ b/c/src/lib/libbsp/powerpc/gen83xx/include/bsp.h @@ -20,8 +20,57 @@ #ifndef __GEN83xx_BSP_h #define __GEN83xx_BSP_h +/* + * MPC8313E Reference Design Board + */ + +#ifdef MPC8313ERDB + +#define HAS_UBOOT + +/* For U-Boot */ +#define CONFIG_MPC83XX +#define CONFIG_HAS_ETH1 + +#endif /* MPC8313ERDB */ + +#include <libcpu/powerpc-utility.h> + #include <bsp/hwreg_vals.h> +/* + * Some symbols defined in the linker command file. + */ + +LINKER_SYMBOL( bsp_ram_start); +LINKER_SYMBOL( bsp_ram_end); +LINKER_SYMBOL( bsp_ram_size); + +LINKER_SYMBOL( bsp_rom_start); +LINKER_SYMBOL( bsp_rom_end); +LINKER_SYMBOL( bsp_rom_size); + +LINKER_SYMBOL( bsp_section_text_start); +LINKER_SYMBOL( bsp_section_text_end); +LINKER_SYMBOL( bsp_section_text_size); + +LINKER_SYMBOL( bsp_section_data_start); +LINKER_SYMBOL( bsp_section_data_end); +LINKER_SYMBOL( bsp_section_data_size); + +LINKER_SYMBOL( bsp_section_bss_start); +LINKER_SYMBOL( bsp_section_bss_end); +LINKER_SYMBOL( bsp_section_bss_size); + +LINKER_SYMBOL( bsp_interrupt_stack_start); +LINKER_SYMBOL( bsp_interrupt_stack_end); +LINKER_SYMBOL( bsp_interrupt_stack_size); +LINKER_SYMBOL( bsp_interrupt_stack_pointer); + +LINKER_SYMBOL( bsp_workspace_start); + +LINKER_SYMBOL( IMMRBAR); + #ifndef ASM #ifdef __cplusplus @@ -35,6 +84,17 @@ extern "C" { #include <rtems/clockdrv.h> #include <bsp/irq.h> #include <bsp/vectors.h> +#include <bsp/tictac.h> + +#ifdef HAS_UBOOT + +#include <bsp/u-boot.h> + +extern bd_t mpc83xx_uboot_board_info; + +extern const size_t mpc83xx_uboot_board_info_size; + +#endif /* HAS_UBOOT */ /* miscellaneous stuff assumed to exist */ @@ -97,31 +157,24 @@ rtems_status_code bsp_register_spi(void); #define UARTS_USE_TERMIOS_INT 1 /* - * Convert decrement value to tenths of microsecnds (used by - * shared timer driver). - * - * + CPU has a csb_clock bus, - * + There are 4 bus cycles per click - * + We return value in 1/10 microsecond units. - * Modified following equation to integer equation to remove - * floating point math. - * (int) ((float)(_value) / ((XLB_CLOCK/1000000 * 0.1) / 4.0)) - */ - -extern unsigned int BSP_bus_frequency; -#define BSP_Convert_decrementer( _value ) \ - (int) (((_value) * 4000) / (BSP_bus_frequency/10000)) - -/* * Network driver configuration */ struct rtems_bsdnet_ifconfig; extern int BSP_tsec_attach(struct rtems_bsdnet_ifconfig *config,int attaching); -#define RTEMS_BSP_NETWORK_DRIVER_NAME "tsec1" #define RTEMS_BSP_NETWORK_DRIVER_ATTACH BSP_tsec_attach +#ifdef MPC8313ERDB + +#define RTEMS_BSP_NETWORK_DRIVER_NAME "tsec2" +#define RTEMS_BSP_NETWORK_DRIVER_NAME2 "tsec1" + +#else /* MPC8313ERDB */ + +#define RTEMS_BSP_NETWORK_DRIVER_NAME "tsec1" #define RTEMS_BSP_NETWORK_DRIVER_NAME2 "tsec2" +#endif /* MPC8313ERDB */ + #if defined(MPC8349EAMDS) /* * i2c EEPROM device name @@ -150,6 +203,19 @@ extern int BSP_tsec_attach(struct rtems_bsdnet_ifconfig *config,int attaching); #define RTEMS_BSP_SPI_FRAM_DEVICE_PATH "/dev/spi.fram" #endif /* defined(HSC_CM01) */ +extern unsigned int BSP_bus_frequency; + +extern uint32_t bsp_clicks_per_usec; + +/* + * Convert decrementer value to tenths of microseconds (used by shared timer + * driver). + */ +#define BSP_Convert_decrementer( _value ) \ + ((int) (((_value) * 10) / bsp_clicks_per_usec)) + +void mpc83xx_zero_4( void *dest, size_t n); + #ifdef __cplusplus } #endif |