diff options
Diffstat (limited to 'drivers/dsp/syslink/procmgr/proc4430/proc4430.h')
| -rw-r--r-- | drivers/dsp/syslink/procmgr/proc4430/proc4430.h | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/drivers/dsp/syslink/procmgr/proc4430/proc4430.h b/drivers/dsp/syslink/procmgr/proc4430/proc4430.h new file mode 100644 index 00000000000..e264f473aa0 --- /dev/null +++ b/drivers/dsp/syslink/procmgr/proc4430/proc4430.h @@ -0,0 +1,133 @@ +/* + * proc4430.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_PROC_4430_H_ +#define _SYSLINK_PROC_4430_H_ + + +/* Module headers */ +#include <procmgr.h> +#include "../procdefs.h" +#include <linux/types.h> + +/* + Module configuration structure. + */ +struct proc4430_config { + struct mutex *gate_handle; + /* void * of gate to be used for local thread safety */ +}; + +/* + Memory entry for slave memory map configuration + */ +struct proc4430_mem_entry { + char name[PROCMGR_MAX_STRLEN]; + /* Name identifying the memory region. */ + u32 phys_addr; + /* Physical address of the memory region. */ + u32 slave_virt_addr; + /* Slave virtual address of the memory region. */ + u32 master_virt_addr; + /* Master virtual address of the memory region. If specified as -1, + * the master virtual address is assumed to be invalid, and shall be + * set internally within the Processor module. */ + u32 size; + /* Size (in bytes) of the memory region. */ + bool shared; + /* Flag indicating whether the memory region is shared between master + * and slave. */ +}; + +/* + Configuration parameters specific to this processor. + */ +struct proc4430_params { + int num_mem_entries; + /* Number of memory regions to be configured. */ + struct proc4430_mem_entry *mem_entries; + /* Array of information structures for memory regions + * to be configured. */ + u32 reset_vector_mem_entry; + /* Index of the memory entry within the mem_entries array, + * which is the resetVector memory region. */ +}; + + +/* Function to initialize the slave processor */ +int proc4430_attach(void *handle, struct processor_attach_params *params); + +/* Function to finalize the slave processor */ +int proc4430_detach(void *handle); + + +/* Function to read from the slave processor's memory. */ +int proc4430_read(void *handle, u32 proc_addr, u32 *num_bytes, + void *buffer); + +/* Function to write into the slave processor's memory. */ +int proc4430_write(void *handle, u32 proc_addr, u32 *num_bytes, + void *buffer); + +/* Function to perform device-dependent operations. */ +int proc4430_control(void *handle, int cmd, void *arg); + +/* Function to translate between two types of address spaces. */ +int proc4430_translate_addr(void *handle, void **dst_addr, + enum proc_mgr_addr_type dst_addr_type, + void *src_addr, enum proc_mgr_addr_type src_addr_type); + +/* Function to retrive physical address translations */ +int proc4430_virt_to_phys(void *handle, u32 da, u32 *mapped_entries, + u32 num_of_entries); + +/* ================================================= + * APIs + * ================================================= + */ + +/* Function to get the default configuration for the OMAP4430PROC module */ +void proc4430_get_config(struct proc4430_config *cfg); + +/* Function to setup the OMAP4430PROC module. */ +int proc4430_setup(struct proc4430_config *cfg); + +/* Function to destroy the OMAP4430PROC module. */ +int proc4430_destroy(void); + +/* Function to initialize the parameters for this processor instance. */ +void proc4430_params_init(void *handle, + struct proc4430_params *params); + +/* Function to create an instance of this processor. */ +void *proc4430_create(u16 proc_id, const struct proc4430_params *params); + +/* Function to delete an instance of this processor. */ +int proc4430_delete(void **handle_ptr); + +/* Function to open an instance of this processor. */ +int proc4430_open(void **handle_ptr, u16 proc_id); + +/* Function to close an instance of this processor. */ +int proc4430_close(void *handle); + +/* Function to get the proc info */ +int proc4430_proc_info(void *handle, struct proc_mgr_proc_info *procinfo); + +#endif |