diff options
Diffstat (limited to 'drivers/dsp/syslink/procmgr/procdefs.h')
| -rw-r--r-- | drivers/dsp/syslink/procmgr/procdefs.h | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/drivers/dsp/syslink/procmgr/procdefs.h b/drivers/dsp/syslink/procmgr/procdefs.h new file mode 100644 index 00000000000..d28025835aa --- /dev/null +++ b/drivers/dsp/syslink/procmgr/procdefs.h @@ -0,0 +1,155 @@ +/* + * procdefs.h + * + * Syslink driver support functions for TI OMAP processors. + * + * Copyright (C) 2009-2010 Texas Instruments, Inc. + * + * This package is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. + */ + +#ifndef SYSLINK_PROCDEFS_H +#define SYSLINK_PROCDEFS_H + +#include <linux/types.h> + +/* Module level headers */ +#include <procmgr.h> + + +/* ============================= + * Macros and types + * ============================= + */ +/* + * Enumerates the types of Endianism of slave processor. + */ +enum processor_endian{ + PROCESSOR_ENDIAN_DEFAULT = 0, + /* Default endianism (no conversion required) */ + PROCESSOR_ENDIAN_BIG = 1, + /* Big endian */ + PROCESSOR_ENDIAN_LITTLE = 2, + /* Little endian */ + PROCESSOR_ENDIAN_ENDVALUE = 3 + /* End delimiter indicating start of invalid values for this enum */ +}; + + +/* + * Configuration parameters for attaching to the slave Processor + */ +struct processor_attach_params { + struct proc_mgr_attach_params *params; + /* Common attach parameters for ProcMgr */ + u16 num_mem_entries; + /* Number of valid memory entries */ + struct proc_mgr_addr_info mem_entries[PROCMGR_MAX_MEMORY_REGIONS]; + /* Configuration of memory regions */ +}; + +/* + * Function pointer type for the function to attach to the processor. + */ +typedef int (*processor_attach_fxn) (void *handle, + struct processor_attach_params *params); + +/* + * Function pointer type for the function to detach from the + * procssor + */ +typedef int (*processor_detach_fxn) (void *handle); + +/* + * Function pointer type for the function to read from the slave + * processor's memory. + */ +typedef int (*processor_read_fxn) (void *handle, u32 proc_addr, + u32 *num_bytes, void *buffer); + +/* + *Function pointer type for the function to write into the slave + *processor's memory. + */ +typedef int (*processor_write_fxn) (void *handle, u32 proc_addr, + u32 *num_bytes, void *buffer); + +/* + *Function pointer type for the function to perform device-dependent + * operations. + */ +typedef int (*processor_control_fxn) (void *handle, int cmd, void *arg); + +/* + *Function pointer type for the function to translate between + * two types of address spaces. + */ +typedef int (*processor_translate_addr_fxn) (void *handle, void **dst_addr, + enum proc_mgr_addr_type dstAddrType, void *srcAddr, + enum proc_mgr_addr_type srcAddrType); + +/* + *Function pointer type for the function that returns proc info + */ +typedef int (*processor_proc_info) (void *handle, + struct proc_mgr_proc_info *proc_info); + +/* + *Function pointer type for the function that returns proc info + */ +typedef int (*processor_virt_to_phys_fxn) (void *handle, u32 da, + u32 *mapped_entries, u32 num_of_entries); + + +/* ============================= + * Function table interface + * ============================= + */ +/* + *Function table interface for Processor. + */ +struct processor_fxn_table { + processor_attach_fxn attach; + /* Function to attach to the slave processor */ + processor_detach_fxn detach; + /* Function to detach from the slave processor */ + processor_read_fxn read; + /* Function to read from the slave processor's memory */ + processor_write_fxn write; + /* Function to write into the slave processor's memory */ + processor_control_fxn control; + /* Function to perform device-dependent control function */ + processor_translate_addr_fxn translateAddr; + /* Function to translate between address ranges */ + processor_proc_info procinfo; + /* Function to convert Virtual to Physical pages */ + processor_virt_to_phys_fxn virt_to_phys; +}; + +/* ============================= + * Processor structure + * ============================= + */ +/* + * Generic Processor object. This object defines the handle type for all + * Processor operations. + */ +struct processor_object { + struct processor_fxn_table proc_fxn_table; + /* interface function table to plug into the generic Processor. */ + enum proc_mgr_state state; + /* State of the slave processor */ + enum proc_mgr_boot_mode boot_mode; + /* Boot mode for the slave processor. */ + void *object; + /* Pointer to Processor-specific object. */ + u16 proc_id; + /* Processor ID addressed by this Processor instance. */ +}; +#endif |