diff options
Diffstat (limited to 'bsps/shared/net/smc91111config.h')
| -rw-r--r-- | bsps/shared/net/smc91111config.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/bsps/shared/net/smc91111config.h b/bsps/shared/net/smc91111config.h new file mode 100644 index 0000000..8340ca2 --- /dev/null +++ b/bsps/shared/net/smc91111config.h @@ -0,0 +1,118 @@ +#ifndef _SMC91111_CONFIG_H_ +#define _SMC91111_CONFIG_H_ + +/* + * RTEMS event used by interrupt handler to signal driver tasks. + * This must not be any of the events used by the network task synchronization. + */ +#define INTERRUPT_EVENT RTEMS_EVENT_1 + +/* + * RTEMS event used to start transmit daemon. + * This must not be the same as INTERRUPT_EVENT. + */ +#define START_TRANSMIT_EVENT RTEMS_EVENT_2 + + /* event to send when tx buffers become available */ +#define SMC91111_TX_WAIT_EVENT RTEMS_EVENT_3 + + +/* Number of OCs supported by this driver*/ +#define NOCDRIVER 1 + +/* Receive buffer size -- Allow for a full ethernet packet including CRC */ +#define RBUF_SIZE 1536 + +#define ET_MINLEN 64 /* minimum message length */ + +#if (MCLBYTES < RBUF_SIZE) +# error "Driver must have MCLBYTES > RBUF_SIZE" +#endif + +/* ----------------- cygdriver params ----------------- */ + +#define LAN91CXX_32BIT_RX +#define LAN91CXX_IS_LAN91C111 + +/* ----------------- compat layer ----------------- */ + +#include <stdint.h> + +typedef uint32_t CYG_WORD; +typedef uint8_t CYG_BYTE; +typedef uint16_t CYG_WORD16; +typedef uint32_t CYG_WORD32; + +#ifndef CYG_SWAP16 +# define CYG_SWAP16(_x_) \ + ({ uint16_t _x = (_x_); ((_x << 8) | (_x >> 8)); }) +#endif + +#ifndef CYG_SWAP32 +# define CYG_SWAP32(_x_) \ + ({ uint32_t _x = (_x_); \ + ((_x << 24) | \ + ((0x0000FF00UL & _x) << 8) | \ + ((0x00FF0000UL & _x) >> 8) | \ + (_x >> 24)); }) +#endif + +# define CYG_CPU_TO_BE16(_x_) (_x_) +# define CYG_CPU_TO_BE32(_x_) (_x_) +# define CYG_BE16_TO_CPU(_x_) (_x_) +# define CYG_BE32_TO_CPU(_x_) (_x_) + +# define CYG_CPU_TO_LE16(_x_) CYG_SWAP16((_x_)) +# define CYG_CPU_TO_LE32(_x_) CYG_SWAP32((_x_)) +# define CYG_LE16_TO_CPU(_x_) CYG_SWAP16((_x_)) +# define CYG_LE32_TO_CPU(_x_) CYG_SWAP32((_x_)) + +#define CYG_MACRO_START do { +#define CYG_MACRO_END } while (0) +#define HAL_IO_BARRIER() \ + __asm__ volatile ( "" : : : "memory" ) + +#define HAL_READ_UINT8( _register_, _value_ ) \ + CYG_MACRO_START \ + ((_value_) = *((volatile CYG_BYTE *)(_register_))); \ + HAL_IO_BARRIER (); \ + CYG_MACRO_END + +#define HAL_WRITE_UINT8( _register_, _value_ ) \ + CYG_MACRO_START \ + (*((volatile CYG_BYTE *)(_register_)) = (_value_)); \ + HAL_IO_BARRIER (); \ + CYG_MACRO_END + +#define HAL_READ_UINT16( _register_, _value_ ) \ + CYG_MACRO_START \ + ((_value_) = *((volatile CYG_WORD16 *)(_register_))); \ + HAL_IO_BARRIER (); \ + CYG_MACRO_END + +#define HAL_WRITE_UINT16( _register_, _value_ ) \ + CYG_MACRO_START \ + (*((volatile CYG_WORD16 *)(_register_)) = (_value_)); \ + HAL_IO_BARRIER (); \ + CYG_MACRO_END + +#define HAL_READ_UINT32( _register_, _value_ ) \ + CYG_MACRO_START \ + ((_value_) = *((volatile CYG_WORD32 *)(_register_))); \ + HAL_IO_BARRIER (); \ + CYG_MACRO_END + +#define HAL_READ_UINT16( _register_, _value_ ) \ + CYG_MACRO_START \ + ((_value_) = *((volatile CYG_WORD16 *)(_register_))); \ + HAL_IO_BARRIER (); \ + CYG_MACRO_END + +#define CYG_ASSERT(c,p) do { if (!(c)) { while(1) { printf(p);} }; } while(0) + +#define HAL_DELAY_US(p) rtems_task_wake_after (RTEMS_MICROSECONDS_TO_TICKS (p)) + + +#endif /* _SMC_91111_CONFIG_H_ */ + + |