include/hw/intc/ibex_plic.h

   1 /*
   2  * QEMU RISC-V lowRISC Ibex PLIC
   3  *
   4  * Copyright (c) 2020 Western Digital
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms and conditions of the GNU General Public License,
   8  * version 2 or later, as published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13  * more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along with
  16  * this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #ifndef HW_IBEX_PLIC_H
  20 #define HW_IBEX_PLIC_H
  21
  22 #include "hw/sysbus.h"
  23
  24 #define TYPE_IBEX_PLIC "ibex-plic"
  25 #define IBEX_PLIC(obj) \
  26     OBJECT_CHECK(IbexPlicState, (obj), TYPE_IBEX_PLIC)
  27
  28 typedef struct IbexPlicState {
  29     /*< private >*/
  30     SysBusDevice parent_obj;
  31
  32     /*< public >*/
  33     MemoryRegion mmio;
  34
  35     uint32_t *pending;
  36     uint32_t *claimed;
  37     uint32_t *source;
  38     uint32_t *priority;
  39     uint32_t *enable;
  40     uint32_t threshold;
  41     uint32_t claim;
  42
  43     /* config */
  44     uint32_t num_cpus;
  45     uint32_t num_sources;
  46
  47     uint32_t pending_base;
  48     uint32_t pending_num;
  49
  50     uint32_t source_base;
  51     uint32_t source_num;
  52
  53     uint32_t priority_base;
  54     uint32_t priority_num;
  55
  56     uint32_t enable_base;
  57     uint32_t enable_num;
  58
  59     uint32_t threshold_base;
  60
  61     uint32_t claim_base;
  62 } IbexPlicState;
  63
  64 #endif /* HW_IBEX_PLIC_H */