xref: /qemu/include/hw/ppc/pnv_occ.h (revision 555678917697b6bef70e2d07c8a19d199a53b592)
1  /*
2   * QEMU PowerPC PowerNV Emulation of a few OCC related registers
3   *
4   * Copyright (c) 2015-2017, IBM Corporation.
5   *
6   * This library is free software; you can redistribute it and/or
7   * modify it under the terms of the GNU Lesser General Public
8   * License as published by the Free Software Foundation; either
9   * version 2 of the License, or (at your option) any later version.
10   *
11   * This library is distributed in the hope that it will be useful,
12   * but WITHOUT ANY WARRANTY; without even the implied warranty of
13   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14   * Lesser General Public License for more details.
15   *
16   * You should have received a copy of the GNU Lesser General Public
17   * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18   */
19  
20  #ifndef PPC_PNV_OCC_H
21  #define PPC_PNV_OCC_H
22  
23  #include "hw/ppc/pnv_psi.h"
24  #include "qom/object.h"
25  
26  #define TYPE_PNV_OCC "pnv-occ"
27  OBJECT_DECLARE_TYPE(PnvOCC, PnvOCCClass,
28                      PNV_OCC)
29  #define TYPE_PNV8_OCC TYPE_PNV_OCC "-POWER8"
30  DECLARE_INSTANCE_CHECKER(PnvOCC, PNV8_OCC,
31                           TYPE_PNV8_OCC)
32  #define TYPE_PNV9_OCC TYPE_PNV_OCC "-POWER9"
33  DECLARE_INSTANCE_CHECKER(PnvOCC, PNV9_OCC,
34                           TYPE_PNV9_OCC)
35  
36  #define PNV_OCC_SENSOR_DATA_BLOCK_OFFSET 0x00580000
37  #define PNV_OCC_SENSOR_DATA_BLOCK_SIZE   0x00025800
38  
39  struct PnvOCC {
40      DeviceState xd;
41  
42      /* OCC Misc interrupt */
43      uint64_t occmisc;
44  
45      PnvPsi *psi;
46  
47      MemoryRegion xscom_regs;
48      MemoryRegion sram_regs;
49  };
50  
51  
52  struct PnvOCCClass {
53      DeviceClass parent_class;
54  
55      int xscom_size;
56      const MemoryRegionOps *xscom_ops;
57      int psi_irq;
58  };
59  
60  #define PNV_OCC_SENSOR_DATA_BLOCK_BASE(i)                               \
61      (PNV_OCC_SENSOR_DATA_BLOCK_OFFSET + (i) * PNV_OCC_SENSOR_DATA_BLOCK_SIZE)
62  
63  #endif /* PPC_PNV_OCC_H */
64