pulp-runtime/include/implem/link.h
2019-12-15 14:12:22 +01:00

116 lines
2.8 KiB
C

/*
* Copyright (C) 2019 ETH Zurich, University of Bologna
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __POS_IMPLEM_LINK_H__
#define __POS_IMPLEM_LINK_H__
#include <string.h>
extern unsigned char __irq_vector_base;
static inline uint32_t pos_irq_vector_base()
{
return (uint32_t)&__irq_vector_base;
}
#if defined(ARCHI_HAS_L2)
#if defined(ARCHI_HAS_L2_MULTI)
extern unsigned char __l2_priv0_end;
extern unsigned char __l2_priv1_end;
extern unsigned char __l2_shared_end;
static inline void *pos_l2_priv0_base() {
if ((int)&__l2_priv0_end >= ARCHI_L2_PRIV1_ADDR)
return NULL;
else
return (void *)&__l2_priv0_end;
}
static inline int pos_l2_priv0_size() {
if ((int)&__l2_priv0_end >= ARCHI_L2_PRIV1_ADDR)
return 0;
else
return ARCHI_L2_PRIV1_ADDR - (int)&__l2_priv0_end;
}
static inline void *pos_l2_priv1_base() {
if ((int)&__l2_priv1_end >= ARCHI_L2_SHARED_ADDR)
return NULL;
else
return (void *)&__l2_priv1_end;
}
static inline int pos_l2_priv1_size() {
if ((int)&__l2_priv1_end >= ARCHI_L2_SHARED_ADDR)
return 0;
else
return ARCHI_L2_SHARED_ADDR - (int)&__l2_priv1_end;
}
static inline void *pos_l2_shared_base() {
return (void *)&__l2_shared_end;
}
static inline int pos_l2_shared_size() {
return ARCHI_L2_SHARED_ADDR + ARCHI_L2_SHARED_SIZE - (int)&__l2_shared_end;
}
#else
#if PULP_CHIP_FAMILY == CHIP_GAP
extern unsigned char __l2_end;
extern unsigned char __fc_tcdm_end;
static inline void *pos_l2_base() { return (void *)&__l2_end; }
static inline int pos_l2_size() { return ARCHI_L2_ADDR + ARCHI_L2_SIZE - (int)&__l2_end; }
static inline void *pos_fc_tcdm_base() { return (void *)&__fc_tcdm_end; }
static inline int pos_fc_tcdm_size() { return ARCHI_FC_TCDM_ADDR + ARCHI_FC_TCDM_SIZE - (int)&__fc_tcdm_end; }
#else
extern unsigned char __l2_heap_start;
extern unsigned char __l2_heap_size;
static inline void *pos_l2_base() { return (void *)&__l2_heap_start; }
static inline int pos_l2_size() { return (int)&__l2_heap_size; }
#endif
#endif
#endif
#if defined(ARCHI_HAS_L1)
extern unsigned char __l1_heap_start;
extern unsigned char __l1_heap_size;
static inline void *pos_l1_base(int cid) { return ((char *)&__l1_heap_start) + cid * ARCHI_CLUSTER_SIZE; }
static inline int pos_l1_size(int cid) { return (int)&__l1_heap_size; }
#endif
#endif