xref: /freebsd-9.3-release/sys/contrib/octeon-sdk/cvmx-app-hotplug.h

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/**
 * @file
 *
 * Header file for the hotplug APIs
 *
 * <hr>$Revision:  $<hr>
 */

#ifndef __CVMX_APP_HOTPLUG_H__
#define __CVMX_APP_HOTPLUG_H__

#ifdef	__cplusplus
extern "C" {
#endif

#ifdef CVMX_BUILD_FOR_LINUX_KERNEL
#include <asm/octeon/cvmx.h>
#include <asm/octeon/cvmx-bootmem.h>
#else
#include "cvmx.h"
#include "cvmx-coremask.h"
#include "cvmx-interrupt.h"
#include "cvmx-bootmem.h"
#endif

#define CVMX_APP_HOTPLUG_MAX_APPS 32
#define CVMX_APP_HOTPLUG_MAX_APPNAME_LEN 256

typedef struct cvmx_app_hotplug_info
{
   char app_name[CVMX_APP_HOTPLUG_MAX_APPNAME_LEN];
   uint32_t coremask;
   uint32_t volatile hotplug_activated_coremask;
   int32_t  valid;
   int32_t volatile shutdown_done;
   uint64_t shutdown_callback;
   uint64_t data;
} cvmx_app_hotplug_info_t;

struct cvmx_app_hotplug_global
{
   uint32_t avail_coremask;
   cvmx_app_hotplug_info_t hotplug_info_array[CVMX_APP_HOTPLUG_MAX_APPS];
};

typedef struct cvmx_app_hotplug_global cvmx_app_hotplug_global_t;

int cvmx_app_hotplug_shutdown_request(uint32_t, int);
cvmx_app_hotplug_info_t* cvmx_app_hotplug_get_info(uint32_t);
#ifndef CVMX_BUILD_FOR_LINUX_USER
int cvmx_app_hotplug_register(void(*)(void*), void*);
int cvmx_app_hotplug_activate(void);
void cvmx_app_hotplug_shutdown_disable(void);
void cvmx_app_hotplug_shutdown_enable(void);
#endif

#define CVMX_APP_HOTPLUG_INFO_REGION_SIZE  sizeof(cvmx_app_hotplug_global_t)
#define CVMX_APP_HOTPLUG_INFO_REGION_NAME  "cvmx-app-hotplug-block"

#ifdef	__cplusplus
}
#endif

#endif  /* __CVMX_APP_HOTPLUG_H__ */