hal_if.h

移植到WLIT项目的redboot源代码

#define CYGNUM_CALL_IF_FLUSH_ICACHE               8
#define CYGNUM_CALL_IF_CPU_DATA                   9
#define CYGNUM_CALL_IF_BOARD_DATA                 10
#define CYGNUM_CALL_IF_SYSINFO                    11
#define CYGNUM_CALL_IF_SET_DEBUG_COMM             12
#define CYGNUM_CALL_IF_SET_CONSOLE_COMM           13
#define CYGNUM_CALL_IF_SET_SERIAL_BAUD            14
#define CYGNUM_CALL_IF_DBG_SYSCALL                15
#define CYGNUM_CALL_IF_RESET                      16
#define CYGNUM_CALL_IF_CONSOLE_INTERRUPT_FLAG     17
#define CYGNUM_CALL_IF_DELAY_US                   18
#define CYGNUM_CALL_IF_DBG_DATA                   19

#define CYGNUM_CALL_IF_LAST_ENTRY                 CYGNUM_CALL_IF_DBG_DATA

#define CYGNUM_CALL_IF_INSTALL_BPT_FN             35

#define CYGNUM_CALL_IF_TABLE_SIZE                 64

externC volatile CYG_ADDRWORD hal_virtual_vector_table[CYGNUM_CALL_IF_TABLE_SIZE];

// Table version is simply the number of the last active entry in the table
// (except INSTALL_BPT_FN since it's so high).
#define CYGNUM_CALL_IF_TABLE_VERSION              CYGNUM_CALL_IF_LAST_ENTRY



// These are special debug/console procs IDs
// QUERY_CURRENT will cause the ID of the currently selected proc ID to be
//               returned.
// EMPTY         this is the ID used for an empty procs table (i.e, NULL
//               pointer)
// MANGLER       selects the procs space reserved for the console mangler
//               allowing the application to temporarily disable mangling
//               or temporarily switch in different console procs.
#define CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT -1
#define CYGNUM_CALL_IF_SET_COMM_ID_EMPTY         -2
#define CYGNUM_CALL_IF_SET_COMM_ID_MANGLER       -3

// The below is a (messy) attempt at adding some type safety to the
// above array. At the same time, the accessors allow the
// implementation to be easily changed in the future (both tag->data
// table and structure implementations have been suggested).

typedef int __call_if_version_t;
#define CYGACC_CALL_IF_VERSION() \
 ((__call_if_version_t)hal_virtual_vector_table[CYGNUM_CALL_IF_VERSION])
#define CYGACC_CALL_IF_VERSION_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_VERSION]=(CYG_ADDRWORD)(_x_)

typedef void* __call_if_ictrl_table_t;
#define CYGACC_CALL_IF_ICTRL_TABLE() \
 ((__call_if_ictrl_table_t)hal_virtual_vector_table[CYGNUM_CALL_IF_ICTRL_TABLE])
#define CYGACC_CALL_IF_ICTRL_TABLE_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_ICTRL_TABLE]=(CYG_ADDRWORD)(_x_)

typedef void* __call_if_exc_table_t;
#define CYGACC_CALL_IF_EXC_TABLE() \
 ((__call_if_exc_table_t)hal_virtual_vector_table[CYGNUM_CALL_IF_EXC_TABLE])
#define CYGACC_CALL_IF_EXC_TABLE_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_EXC_TABLE]=(CYG_ADDRWORD)(_x_)

typedef bsp_handler_t *__call_if_dbg_vector_t;
#define CYGACC_CALL_IF_DBG_VECTOR() \
 ((__call_if_dbg_vector_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_VECTOR])
#define CYGACC_CALL_IF_DBG_VECTOR_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_VECTOR]=(CYG_ADDRWORD)(_x_)

typedef bsp_handler_t __call_if_kill_vector_t;
#define CYGACC_CALL_IF_KILL_VECTOR() \
 ((__call_if_kill_vector_t)hal_virtual_vector_table[CYGNUM_CALL_IF_KILL_VECTOR])
#define CYGACC_CALL_IF_KILL_VECTOR_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_KILL_VECTOR]=(CYG_ADDRWORD)(_x_)

typedef hal_virtual_comm_table_t *__call_if_console_procs_t;
#define CYGACC_CALL_IF_CONSOLE_PROCS() \
 ((__call_if_console_procs_t)hal_virtual_vector_table[CYGNUM_CALL_IF_CONSOLE_PROCS])
#define CYGACC_CALL_IF_CONSOLE_PROCS_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_CONSOLE_PROCS]=(CYG_ADDRWORD)(_x_)

typedef hal_virtual_comm_table_t *__call_if_debug_procs_t;
#define CYGACC_CALL_IF_DEBUG_PROCS() \
 ((__call_if_debug_procs_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DEBUG_PROCS])
#define CYGACC_CALL_IF_DEBUG_PROCS_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_DEBUG_PROCS]=(CYG_ADDRWORD)(_x_)

typedef void (*__call_if_flush_dcache_t)(void *__p, int __nbytes);
#define CYGACC_CALL_IF_FLUSH_DCACHE(_p_, _n_) \
 ((__call_if_flush_dcache_t)hal_virtual_vector_table[CYGNUM_CALL_IF_FLUSH_DCACHE])((_p_), (_n_))
#define CYGACC_CALL_IF_FLUSH_DCACHE_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_FLUSH_DCACHE]=(CYG_ADDRWORD)(_x_)

typedef void (*__call_if_flush_icache_t)(void *__p, int __nbytes);
#define CYGACC_CALL_IF_FLUSH_ICACHE(_p_, _n_) \
 ((__call_if_flush_icache_t)hal_virtual_vector_table[CYGNUM_CALL_IF_FLUSH_ICACHE])((_p_), (_n_))
#define CYGACC_CALL_IF_FLUSH_ICACHE_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_FLUSH_ICACHE]=(CYG_ADDRWORD)(_x_)

typedef void* __call_if_cpu_data_t;
#define CYGACC_CALL_IF_CPU_DATA() \
 ((__call_if_cpu_data_t)hal_virtual_vector_table[CYGNUM_CALL_IF_CPU_DATA])
#define CYGACC_CALL_IF_CPU_DATA_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_CPU_DATA]=(CYG_ADDRWORD)(_x_)

typedef void* __call_if_board_data_t;
#define CYGACC_CALL_IF_BOARD_DATA() \
 ((__call_if_board_data_t)hal_virtual_vector_table[CYGNUM_CALL_IF_BOARD_DATA])
#define CYGACC_CALL_IF_BOARD_DATA_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_BOARD_DATA]=(CYG_ADDRWORD)(_x_)

typedef int (*__call_if_sysinfo_t)(int __id, void* __ap);
//typedef int (*__call_if_sysinfo_t)(enum bsp_info_id __id, va_list __ap);
#define CYGACC_CALL_IF_SYSINFO(_i_, _a_) \
 ((__call_if_sysinfo_t)hal_virtual_vector_table[CYGNUM_CALL_IF_SYSINFO])((_i_), (_a_))
#define CYGACC_CALL_IF_SYSINFO_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_SYSINFO]=(CYG_ADDRWORD)(_x_)

typedef int (*__call_if_set_debug_comm_t)(int __comm_id);
#define CYGACC_CALL_IF_SET_DEBUG_COMM(_i_) \
 ((__call_if_set_debug_comm_t)hal_virtual_vector_table[CYGNUM_CALL_IF_SET_DEBUG_COMM])((_i_))
#define CYGACC_CALL_IF_SET_DEBUG_COMM_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_SET_DEBUG_COMM]=(CYG_ADDRWORD)(_x_)

typedef int (*__call_if_set_console_comm_t)(int __comm_id);
#define CYGACC_CALL_IF_SET_CONSOLE_COMM(_i_) \
 ((__call_if_set_console_comm_t)hal_virtual_vector_table[CYGNUM_CALL_IF_SET_CONSOLE_COMM])((_i_))
#define CYGACC_CALL_IF_SET_CONSOLE_COMM_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_SET_CONSOLE_COMM]=(CYG_ADDRWORD)(_x_)

typedef int (*__call_if_set_serial_baud_t)(int __comm_id, int __baud);
#define CYGACC_CALL_IF_SET_SERIAL_BAUD(_i_, _b_) \
 ((__call_if_set_serial_baud_t)hal_virtual_vector_table[CYGNUM_CALL_IF_SET_SERIAL_BAUD])((_i_), (_b_))
#define CYGACC_CALL_IF_SET_SERIAL_BAUD_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_SET_SERIAL_BAUD]=(CYG_ADDRWORD)(_x_)

typedef void* __call_if_dbg_data_t;
#define CYGACC_CALL_IF_DBG_DATA() \
 ((__call_if_dbg_data_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_DATA])
#define CYGACC_CALL_IF_DBG_DATA_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_DATA]=(CYG_ADDRWORD)(_x_)

typedef int (*__call_if_dbg_syscall_t) (enum dbg_syscall_ids id,
                                        union dbg_thread_syscall_parms  *p );
#define CYGACC_CALL_IF_DBG_SYSCALL() \
 ((__call_if_dbg_syscall_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_SYSCALL])
#define CYGACC_CALL_IF_DBG_SYSCALL_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_SYSCALL]=(CYG_ADDRWORD)(_x_)

typedef void (*__call_if_reset_t)(void);
#define CYGACC_CALL_IF_RESET() \
 ((__call_if_reset_t)hal_virtual_vector_table[CYGNUM_CALL_IF_RESET])()
#define CYGACC_CALL_IF_RESET_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_RESET]=(CYG_ADDRWORD)(_x_)
#define CYGACC_CALL_IF_RESET_GET() \
 ((__call_if_reset_t)hal_virtual_vector_table[CYGNUM_CALL_IF_RESET])

typedef int __call_if_console_interrupt_flag_t;
#define CYGACC_CALL_IF_CONSOLE_INTERRUPT_FLAG() \
 ((__call_if_console_interrupt_flag_t)hal_virtual_vector_table[CYGNUM_CALL_IF_CONSOLE_INTERRUPT_FLAG])
#define CYGACC_CALL_IF_CONSOLE_INTERRUPT_FLAG_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_CONSOLE_INTERRUPT_FLAG]=(CYG_ADDRWORD)(_x_)

typedef void (*__call_if_delay_us_t)(cyg_int32 usecs);
#define CYGACC_CALL_IF_DELAY_US(_u_) \
 ((__call_if_delay_us_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DELAY_US])((_u_))
#define CYGACC_CALL_IF_DELAY_US_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_DELAY_US]=(CYG_ADDRWORD)(_x_)

typedef void (*__call_if_install_bpt_fn_t)(void *__epc);
#define CYGACC_CALL_IF_INSTALL_BPT_FN(_e_) \
 ((__call_if_install_bpt_fn_t)hal_virtual_vector_table[CYGNUM_CALL_IF_INSTALL_BPT_FN])((_e_))
#define CYGACC_CALL_IF_INSTALL_BPT_FN_SET(_x_) \
 hal_virtual_vector_table[CYGNUM_CALL_IF_INSTALL_BPT_FN]=(CYG_ADDRWORD)(_x_)

//--------------------------------------------------------------------------
// Diag wrappers.
externC void hal_if_diag_init(void);
externC void hal_if_diag_write_char(char c);
externC void hal_if_diag_read_char(char *c);

//--------------------------------------------------------------------------
// Ctrl-c support.
externC cyg_uint32 hal_ctrlc_isr(CYG_ADDRWORD vector, CYG_ADDRWORD data);
externC cyg_bool   hal_ctrlc_check(CYG_ADDRWORD vector, CYG_ADDRWORD data);

#define HAL_CTRLC_ISR hal_ctrlc_isr
#define HAL_CTRLC_CHECK hal_ctrlc_check

#endif // CYGSEM_HAL_VIRTUAL_VECTOR_SUPPORT

//--------------------------------------------------------------------------
// Functions provided by the HAL interface.
externC void hal_if_init(void);

//--------------------------------------------------------------------------
// Configuration control for the interface services.
// When this is set, code should initialize the vector table wherever
// appropriate.
#if	!defined(CYG_HAL_STARTUP_RAM) ||		\
	(	defined(CYG_HAL_STARTUP_RAM) &&		\
		!defined(CYGSEM_HAL_USE_ROM_MONITOR))
# define CYGPRI_HAL_IMPLEMENTS_IF_SERVICES
#endif

//-----------------------------------------------------------------------------
#endif // CYGONCE_HAL_HAL_IF_H
// End of hal_if.h