bsp.h

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/* SPDX-License-Identifier: BSD-2-Clause */

 
/*
 * Copyright (C) 2010, 2017 embedded brains GmbH & Co. KG
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
 
#ifndef LIBBSP_POWERPC_QORIQ_BSP_H
#define LIBBSP_POWERPC_QORIQ_BSP_H

 
#include <bspopts.h>
 
#ifdef QORIQ_IS_HYPERVISOR_GUEST
#define QORIQ_THREAD_COUNT 1
#else
#define QORIQ_THREAD_COUNT QORIQ_PHYSICAL_THREAD_COUNT
#endif
 
#ifndef ASM
 
#include <rtems.h>
 
#include <bsp/default-initial-extension.h>
 
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
 
#define BSP_FEATURE_IRQ_EXTENSION
 
#define BSP_FDT_IS_SUPPORTED
 
#define QORIQ_CHIP(alpha, num) ((alpha) * 10000 + (num))
 
#define QORIQ_CHIP_P1020 QORIQ_CHIP('P', 1020)
 
#define QORIQ_CHIP_T2080 QORIQ_CHIP('T', 2080)
 
#define QORIQ_CHIP_T4240 QORIQ_CHIP('T', 4240)
 
#define QORIQ_CHIP_VARIANT QORIQ_CHIP(QORIQ_CHIP_SERIES, QORIQ_CHIP_NUMBER)
 
#define QORIQ_CHIP_IS_T_VARIANT(variant) ((variant) / 10000 == 'T')
 
extern unsigned BSP_bus_frequency;
 
struct rtems_bsdnet_ifconfig;
 
int BSP_tsec_attach(
  struct rtems_bsdnet_ifconfig *config,
  int attaching
);
 
int qoriq_if_intercom_attach_detach(
  struct rtems_bsdnet_ifconfig *config,
  int attaching
);
 
#if defined(HAS_UBOOT)
  /* Routine to obtain U-Boot environment variables */
  const char *bsp_uboot_getenv(
    const char *name
  );
#endif
 
RTEMS_NO_RETURN void bsp_restart(void *addr);
 
void *bsp_idle_thread( uintptr_t ignored );
#define BSP_IDLE_TASK_BODY bsp_idle_thread
 
#define RTEMS_BSP_NETWORK_DRIVER_ATTACH BSP_tsec_attach
#define RTEMS_BSP_NETWORK_DRIVER_ATTACH4 qoriq_if_intercom_attach_detach
 
#define RTEMS_BSP_NETWORK_DRIVER_NAME "tsec1"
#define RTEMS_BSP_NETWORK_DRIVER_NAME2 "tsec2"
#define RTEMS_BSP_NETWORK_DRIVER_NAME3 "tsec3"
#define RTEMS_BSP_NETWORK_DRIVER_NAME4 "intercom1"
 
/* Internal data and functions */
 
typedef struct {
  uint64_t addr;
  uint64_t r3;
  uint32_t reserved_0;
  uint32_t pir;
  uint64_t r6;
  uint32_t reserved_1[8];
} qoriq_start_spin_table;
 
extern qoriq_start_spin_table *
qoriq_start_spin_table_addr[QORIQ_CPU_COUNT / QORIQ_THREAD_COUNT];
 
struct Per_CPU_Control;
 
void qoriq_start_thread(struct Per_CPU_Control *);
 
RTEMS_NO_RETURN void qoriq_restart_secondary_processor(
  const qoriq_start_spin_table *spin_table
);
 
void qoriq_initialize_exceptions(void *interrupt_stack_begin);
 
void qoriq_decrementer_dispatch(void);
 
extern uint32_t bsp_time_base_frequency;
 
extern uint32_t qoriq_clock_frequency;
 
#ifdef __cplusplus
}
#endif /* __cplusplus */
 
#endif /* ASM */

 
#endif /* LIBBSP_POWERPC_QORIQ_BSP_H */