xref: /openbmc/qemu/include/hw/ppc/pnv_occ.h (revision fc59d2d8)
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 
25 #define TYPE_PNV_OCC "pnv-occ"
26 #define PNV_OCC(obj) OBJECT_CHECK(PnvOCC, (obj), TYPE_PNV_OCC)
27 #define TYPE_PNV8_OCC TYPE_PNV_OCC "-POWER8"
28 #define PNV8_OCC(obj) OBJECT_CHECK(PnvOCC, (obj), TYPE_PNV8_OCC)
29 #define TYPE_PNV9_OCC TYPE_PNV_OCC "-POWER9"
30 #define PNV9_OCC(obj) OBJECT_CHECK(PnvOCC, (obj), TYPE_PNV9_OCC)
31 
32 #define PNV_OCC_SENSOR_DATA_BLOCK_OFFSET 0x00580000
33 #define PNV_OCC_SENSOR_DATA_BLOCK_SIZE   0x00025800
34 
35 typedef struct PnvOCC {
36     DeviceState xd;
37 
38     /* OCC Misc interrupt */
39     uint64_t occmisc;
40 
41     PnvPsi *psi;
42 
43     MemoryRegion xscom_regs;
44     MemoryRegion sram_regs;
45 } PnvOCC;
46 
47 #define PNV_OCC_CLASS(klass) \
48      OBJECT_CLASS_CHECK(PnvOCCClass, (klass), TYPE_PNV_OCC)
49 #define PNV_OCC_GET_CLASS(obj) \
50      OBJECT_GET_CLASS(PnvOCCClass, (obj), TYPE_PNV_OCC)
51 
52 typedef struct PnvOCCClass {
53     DeviceClass parent_class;
54 
55     int xscom_size;
56     const MemoryRegionOps *xscom_ops;
57     int psi_irq;
58 } PnvOCCClass;
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