xref: /qemu/include/hw/ppc/pnv.h (revision 631adaff31d9e127fecccb4a811c20ae13cd7194)
1 /*
2  * QEMU PowerPC PowerNV various definitions
3  *
4  * Copyright (c) 2014-2016 BenH, 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 #ifndef _PPC_PNV_H
20 #define _PPC_PNV_H
21 
22 #include "hw/boards.h"
23 #include "hw/sysbus.h"
24 
25 #define TYPE_PNV_CHIP "powernv-chip"
26 #define PNV_CHIP(obj) OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP)
27 #define PNV_CHIP_CLASS(klass) \
28      OBJECT_CLASS_CHECK(PnvChipClass, (klass), TYPE_PNV_CHIP)
29 #define PNV_CHIP_GET_CLASS(obj) \
30      OBJECT_GET_CLASS(PnvChipClass, (obj), TYPE_PNV_CHIP)
31 
32 typedef enum PnvChipType {
33     PNV_CHIP_POWER8E,     /* AKA Murano (default) */
34     PNV_CHIP_POWER8,      /* AKA Venice */
35     PNV_CHIP_POWER8NVL,   /* AKA Naples */
36     PNV_CHIP_POWER9,      /* AKA Nimbus */
37 } PnvChipType;
38 
39 typedef struct PnvChip {
40     /*< private >*/
41     SysBusDevice parent_obj;
42 
43     /*< public >*/
44     uint32_t     chip_id;
45     uint64_t     ram_start;
46     uint64_t     ram_size;
47 
48     uint32_t     nr_cores;
49     uint64_t     cores_mask;
50 } PnvChip;
51 
52 typedef struct PnvChipClass {
53     /*< private >*/
54     SysBusDeviceClass parent_class;
55 
56     /*< public >*/
57     const char *cpu_model;
58     PnvChipType  chip_type;
59     uint64_t     chip_cfam_id;
60     uint64_t     cores_mask;
61 
62     uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id);
63 } PnvChipClass;
64 
65 #define TYPE_PNV_CHIP_POWER8E TYPE_PNV_CHIP "-POWER8E"
66 #define PNV_CHIP_POWER8E(obj) \
67     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8E)
68 
69 #define TYPE_PNV_CHIP_POWER8 TYPE_PNV_CHIP "-POWER8"
70 #define PNV_CHIP_POWER8(obj) \
71     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8)
72 
73 #define TYPE_PNV_CHIP_POWER8NVL TYPE_PNV_CHIP "-POWER8NVL"
74 #define PNV_CHIP_POWER8NVL(obj) \
75     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8NVL)
76 
77 #define TYPE_PNV_CHIP_POWER9 TYPE_PNV_CHIP "-POWER9"
78 #define PNV_CHIP_POWER9(obj) \
79     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER9)
80 
81 /*
82  * This generates a HW chip id depending on an index:
83  *
84  *    0x0, 0x1, 0x10, 0x11
85  *
86  * 4 chips should be the maximum
87  */
88 #define PNV_CHIP_HWID(i) ((((i) & 0x3e) << 3) | ((i) & 0x1))
89 
90 #define TYPE_POWERNV_MACHINE       MACHINE_TYPE_NAME("powernv")
91 #define POWERNV_MACHINE(obj) \
92     OBJECT_CHECK(PnvMachineState, (obj), TYPE_POWERNV_MACHINE)
93 
94 typedef struct PnvMachineState {
95     /*< private >*/
96     MachineState parent_obj;
97 
98     uint32_t     initrd_base;
99     long         initrd_size;
100 
101     uint32_t     num_chips;
102     PnvChip      **chips;
103 } PnvMachineState;
104 
105 #define PNV_FDT_ADDR          0x01000000
106 
107 #endif /* _PPC_PNV_H */
108