xref: /openbmc/qemu/include/hw/ppc/pnv.h (revision 915f77b2)
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 2.1 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_H
21 #define PPC_PNV_H
22 
23 #include "hw/boards.h"
24 #include "hw/sysbus.h"
25 #include "hw/ipmi/ipmi.h"
26 #include "hw/ppc/pnv_lpc.h"
27 #include "hw/ppc/pnv_pnor.h"
28 #include "hw/ppc/pnv_psi.h"
29 #include "hw/ppc/pnv_occ.h"
30 #include "hw/ppc/pnv_homer.h"
31 #include "hw/ppc/pnv_xive.h"
32 #include "hw/ppc/pnv_core.h"
33 #include "hw/pci-host/pnv_phb3.h"
34 #include "hw/pci-host/pnv_phb4.h"
35 #include "qom/object.h"
36 
37 #define TYPE_PNV_CHIP "pnv-chip"
38 OBJECT_DECLARE_TYPE(PnvChip, PnvChipClass,
39                     PNV_CHIP)
40 
41 struct PnvChip {
42     /*< private >*/
43     SysBusDevice parent_obj;
44 
45     /*< public >*/
46     uint32_t     chip_id;
47     uint64_t     ram_start;
48     uint64_t     ram_size;
49 
50     uint32_t     nr_cores;
51     uint32_t     nr_threads;
52     uint64_t     cores_mask;
53     PnvCore      **cores;
54 
55     uint32_t     num_phbs;
56     uint32_t     num_pecs;
57 
58     MemoryRegion xscom_mmio;
59     MemoryRegion xscom;
60     AddressSpace xscom_as;
61 
62     MemoryRegion *fw_mr;
63     gchar        *dt_isa_nodename;
64 };
65 
66 #define TYPE_PNV8_CHIP "pnv8-chip"
67 typedef struct Pnv8Chip Pnv8Chip;
68 DECLARE_INSTANCE_CHECKER(Pnv8Chip, PNV8_CHIP,
69                          TYPE_PNV8_CHIP)
70 
71 struct Pnv8Chip {
72     /*< private >*/
73     PnvChip      parent_obj;
74 
75     /*< public >*/
76     MemoryRegion icp_mmio;
77 
78     PnvLpcController lpc;
79     Pnv8Psi      psi;
80     PnvOCC       occ;
81     PnvHomer     homer;
82 
83 #define PNV8_CHIP_PHB3_MAX 4
84     PnvPHB3      phbs[PNV8_CHIP_PHB3_MAX];
85 
86     XICSFabric    *xics;
87 };
88 
89 #define TYPE_PNV9_CHIP "pnv9-chip"
90 typedef struct Pnv9Chip Pnv9Chip;
91 DECLARE_INSTANCE_CHECKER(Pnv9Chip, PNV9_CHIP,
92                          TYPE_PNV9_CHIP)
93 
94 struct Pnv9Chip {
95     /*< private >*/
96     PnvChip      parent_obj;
97 
98     /*< public >*/
99     PnvXive      xive;
100     Pnv9Psi      psi;
101     PnvLpcController lpc;
102     PnvOCC       occ;
103     PnvHomer     homer;
104 
105     uint32_t     nr_quads;
106     PnvQuad      *quads;
107 
108 #define PNV9_CHIP_MAX_PEC 3
109     PnvPhb4PecState pecs[PNV9_CHIP_MAX_PEC];
110 };
111 
112 /*
113  * A SMT8 fused core is a pair of SMT4 cores.
114  */
115 #define PNV9_PIR2FUSEDCORE(pir) (((pir) >> 3) & 0xf)
116 #define PNV9_PIR2CHIP(pir)      (((pir) >> 8) & 0x7f)
117 
118 #define TYPE_PNV10_CHIP "pnv10-chip"
119 typedef struct Pnv10Chip Pnv10Chip;
120 DECLARE_INSTANCE_CHECKER(Pnv10Chip, PNV10_CHIP,
121                          TYPE_PNV10_CHIP)
122 
123 struct Pnv10Chip {
124     /*< private >*/
125     PnvChip      parent_obj;
126 
127     /*< public >*/
128     Pnv9Psi      psi;
129     PnvLpcController lpc;
130 };
131 
132 struct PnvChipClass {
133     /*< private >*/
134     SysBusDeviceClass parent_class;
135 
136     /*< public >*/
137     uint64_t     chip_cfam_id;
138     uint64_t     cores_mask;
139     uint32_t     num_phbs;
140     uint32_t     num_pecs;
141 
142     DeviceRealize parent_realize;
143 
144     uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id);
145     void (*intc_create)(PnvChip *chip, PowerPCCPU *cpu, Error **errp);
146     void (*intc_reset)(PnvChip *chip, PowerPCCPU *cpu);
147     void (*intc_destroy)(PnvChip *chip, PowerPCCPU *cpu);
148     void (*intc_print_info)(PnvChip *chip, PowerPCCPU *cpu, Monitor *mon);
149     ISABus *(*isa_create)(PnvChip *chip, Error **errp);
150     void (*dt_populate)(PnvChip *chip, void *fdt);
151     void (*pic_print_info)(PnvChip *chip, Monitor *mon);
152     uint64_t (*xscom_core_base)(PnvChip *chip, uint32_t core_id);
153     uint32_t (*xscom_pcba)(PnvChip *chip, uint64_t addr);
154 };
155 
156 #define PNV_CHIP_TYPE_SUFFIX "-" TYPE_PNV_CHIP
157 #define PNV_CHIP_TYPE_NAME(cpu_model) cpu_model PNV_CHIP_TYPE_SUFFIX
158 
159 #define TYPE_PNV_CHIP_POWER8E PNV_CHIP_TYPE_NAME("power8e_v2.1")
160 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER8E,
161                          TYPE_PNV_CHIP_POWER8E)
162 
163 #define TYPE_PNV_CHIP_POWER8 PNV_CHIP_TYPE_NAME("power8_v2.0")
164 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER8,
165                          TYPE_PNV_CHIP_POWER8)
166 
167 #define TYPE_PNV_CHIP_POWER8NVL PNV_CHIP_TYPE_NAME("power8nvl_v1.0")
168 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER8NVL,
169                          TYPE_PNV_CHIP_POWER8NVL)
170 
171 #define TYPE_PNV_CHIP_POWER9 PNV_CHIP_TYPE_NAME("power9_v2.0")
172 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER9,
173                          TYPE_PNV_CHIP_POWER9)
174 
175 #define TYPE_PNV_CHIP_POWER10 PNV_CHIP_TYPE_NAME("power10_v2.0")
176 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER10,
177                          TYPE_PNV_CHIP_POWER10)
178 
179 PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir);
180 
181 #define TYPE_PNV_MACHINE       MACHINE_TYPE_NAME("powernv")
182 typedef struct PnvMachineClass PnvMachineClass;
183 typedef struct PnvMachineState PnvMachineState;
184 DECLARE_OBJ_CHECKERS(PnvMachineState, PnvMachineClass,
185                      PNV_MACHINE, TYPE_PNV_MACHINE)
186 
187 
188 struct PnvMachineClass {
189     /*< private >*/
190     MachineClass parent_class;
191 
192     /*< public >*/
193     const char *compat;
194     int compat_size;
195 
196     void (*dt_power_mgt)(PnvMachineState *pnv, void *fdt);
197 };
198 
199 struct PnvMachineState {
200     /*< private >*/
201     MachineState parent_obj;
202 
203     uint32_t     initrd_base;
204     long         initrd_size;
205 
206     uint32_t     num_chips;
207     PnvChip      **chips;
208 
209     ISABus       *isa_bus;
210     uint32_t     cpld_irqstate;
211 
212     IPMIBmc      *bmc;
213     Notifier     powerdown_notifier;
214 
215     PnvPnor      *pnor;
216 
217     hwaddr       fw_load_addr;
218 };
219 
220 #define PNV_FDT_ADDR          0x01000000
221 #define PNV_TIMEBASE_FREQ     512000000ULL
222 
223 /*
224  * BMC helpers
225  */
226 void pnv_dt_bmc_sensors(IPMIBmc *bmc, void *fdt);
227 void pnv_bmc_powerdown(IPMIBmc *bmc);
228 IPMIBmc *pnv_bmc_create(PnvPnor *pnor);
229 IPMIBmc *pnv_bmc_find(Error **errp);
230 void pnv_bmc_set_pnor(IPMIBmc *bmc, PnvPnor *pnor);
231 
232 /*
233  * POWER8 MMIO base addresses
234  */
235 #define PNV_XSCOM_SIZE        0x800000000ull
236 #define PNV_XSCOM_BASE(chip)                                            \
237     (0x0003fc0000000000ull + ((uint64_t)(chip)->chip_id) * PNV_XSCOM_SIZE)
238 
239 #define PNV_OCC_COMMON_AREA_SIZE    0x0000000000800000ull
240 #define PNV_OCC_COMMON_AREA_BASE    0x7fff800000ull
241 #define PNV_OCC_SENSOR_BASE(chip)   (PNV_OCC_COMMON_AREA_BASE + \
242     PNV_OCC_SENSOR_DATA_BLOCK_BASE((chip)->chip_id))
243 
244 #define PNV_HOMER_SIZE              0x0000000000400000ull
245 #define PNV_HOMER_BASE(chip)                                            \
246     (0x7ffd800000ull + ((uint64_t)(chip)->chip_id) * PNV_HOMER_SIZE)
247 
248 
249 /*
250  * XSCOM 0x20109CA defines the ICP BAR:
251  *
252  * 0:29   : bits 14 to 43 of address to define 1 MB region.
253  * 30     : 1 to enable ICP to receive loads/stores against its BAR region
254  * 31:63  : Constant 0
255  *
256  * Usually defined as :
257  *
258  *      0xffffe00200000000 -> 0x0003ffff80000000
259  *      0xffffe00600000000 -> 0x0003ffff80100000
260  *      0xffffe02200000000 -> 0x0003ffff80800000
261  *      0xffffe02600000000 -> 0x0003ffff80900000
262  */
263 #define PNV_ICP_SIZE         0x0000000000100000ull
264 #define PNV_ICP_BASE(chip)                                              \
265     (0x0003ffff80000000ull + (uint64_t) (chip)->chip_id * PNV_ICP_SIZE)
266 
267 
268 #define PNV_PSIHB_SIZE       0x0000000000100000ull
269 #define PNV_PSIHB_BASE(chip) \
270     (0x0003fffe80000000ull + (uint64_t)(chip)->chip_id * PNV_PSIHB_SIZE)
271 
272 #define PNV_PSIHB_FSP_SIZE   0x0000000100000000ull
273 #define PNV_PSIHB_FSP_BASE(chip) \
274     (0x0003ffe000000000ull + (uint64_t)(chip)->chip_id * \
275      PNV_PSIHB_FSP_SIZE)
276 
277 /*
278  * POWER9 MMIO base addresses
279  */
280 #define PNV9_CHIP_BASE(chip, base)   \
281     ((base) + ((uint64_t) (chip)->chip_id << 42))
282 
283 #define PNV9_XIVE_VC_SIZE            0x0000008000000000ull
284 #define PNV9_XIVE_VC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006010000000000ull)
285 
286 #define PNV9_XIVE_PC_SIZE            0x0000001000000000ull
287 #define PNV9_XIVE_PC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006018000000000ull)
288 
289 #define PNV9_LPCM_SIZE               0x0000000100000000ull
290 #define PNV9_LPCM_BASE(chip)         PNV9_CHIP_BASE(chip, 0x0006030000000000ull)
291 
292 #define PNV9_PSIHB_SIZE              0x0000000000100000ull
293 #define PNV9_PSIHB_BASE(chip)        PNV9_CHIP_BASE(chip, 0x0006030203000000ull)
294 
295 #define PNV9_XIVE_IC_SIZE            0x0000000000080000ull
296 #define PNV9_XIVE_IC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203100000ull)
297 
298 #define PNV9_XIVE_TM_SIZE            0x0000000000040000ull
299 #define PNV9_XIVE_TM_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203180000ull)
300 
301 #define PNV9_PSIHB_ESB_SIZE          0x0000000000010000ull
302 #define PNV9_PSIHB_ESB_BASE(chip)    PNV9_CHIP_BASE(chip, 0x00060302031c0000ull)
303 
304 #define PNV9_XSCOM_SIZE              0x0000000400000000ull
305 #define PNV9_XSCOM_BASE(chip)        PNV9_CHIP_BASE(chip, 0x00603fc00000000ull)
306 
307 #define PNV9_OCC_COMMON_AREA_SIZE    0x0000000000800000ull
308 #define PNV9_OCC_COMMON_AREA_BASE    0x203fff800000ull
309 #define PNV9_OCC_SENSOR_BASE(chip)   (PNV9_OCC_COMMON_AREA_BASE +       \
310     PNV_OCC_SENSOR_DATA_BLOCK_BASE((chip)->chip_id))
311 
312 #define PNV9_HOMER_SIZE              0x0000000000400000ull
313 #define PNV9_HOMER_BASE(chip)                                           \
314     (0x203ffd800000ull + ((uint64_t)(chip)->chip_id) * PNV9_HOMER_SIZE)
315 
316 /*
317  * POWER10 MMIO base addresses - 16TB stride per chip
318  */
319 #define PNV10_CHIP_BASE(chip, base)   \
320     ((base) + ((uint64_t) (chip)->chip_id << 44))
321 
322 #define PNV10_XSCOM_SIZE             0x0000000400000000ull
323 #define PNV10_XSCOM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x00603fc00000000ull)
324 
325 #define PNV10_LPCM_SIZE             0x0000000100000000ull
326 #define PNV10_LPCM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x0006030000000000ull)
327 
328 #define PNV10_PSIHB_ESB_SIZE        0x0000000000100000ull
329 #define PNV10_PSIHB_ESB_BASE(chip)  PNV10_CHIP_BASE(chip, 0x0006030202000000ull)
330 
331 #define PNV10_PSIHB_SIZE            0x0000000000100000ull
332 #define PNV10_PSIHB_BASE(chip)      PNV10_CHIP_BASE(chip, 0x0006030203000000ull)
333 
334 #endif /* PPC_PNV_H */
335