xref: /qemu/include/hw/ppc/pnv.h (revision db1015e92e04835c9eb50c29625fe566d1202dbd)
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 
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 typedef struct PnvChip PnvChip;
39 typedef struct PnvChipClass PnvChipClass;
40 #define PNV_CHIP(obj) OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP)
41 #define PNV_CHIP_CLASS(klass) \
42      OBJECT_CLASS_CHECK(PnvChipClass, (klass), TYPE_PNV_CHIP)
43 #define PNV_CHIP_GET_CLASS(obj) \
44      OBJECT_GET_CLASS(PnvChipClass, (obj), TYPE_PNV_CHIP)
45 
46 struct PnvChip {
47     /*< private >*/
48     SysBusDevice parent_obj;
49 
50     /*< public >*/
51     uint32_t     chip_id;
52     uint64_t     ram_start;
53     uint64_t     ram_size;
54 
55     uint32_t     nr_cores;
56     uint32_t     nr_threads;
57     uint64_t     cores_mask;
58     PnvCore      **cores;
59 
60     uint32_t     num_phbs;
61 
62     MemoryRegion xscom_mmio;
63     MemoryRegion xscom;
64     AddressSpace xscom_as;
65 
66     gchar        *dt_isa_nodename;
67 };
68 
69 #define TYPE_PNV8_CHIP "pnv8-chip"
70 typedef struct Pnv8Chip Pnv8Chip;
71 #define PNV8_CHIP(obj) OBJECT_CHECK(Pnv8Chip, (obj), TYPE_PNV8_CHIP)
72 
73 struct Pnv8Chip {
74     /*< private >*/
75     PnvChip      parent_obj;
76 
77     /*< public >*/
78     MemoryRegion icp_mmio;
79 
80     PnvLpcController lpc;
81     Pnv8Psi      psi;
82     PnvOCC       occ;
83     PnvHomer     homer;
84 
85 #define PNV8_CHIP_PHB3_MAX 4
86     PnvPHB3      phbs[PNV8_CHIP_PHB3_MAX];
87 
88     XICSFabric    *xics;
89 };
90 
91 #define TYPE_PNV9_CHIP "pnv9-chip"
92 typedef struct Pnv9Chip Pnv9Chip;
93 #define PNV9_CHIP(obj) OBJECT_CHECK(Pnv9Chip, (obj), TYPE_PNV9_CHIP)
94 
95 struct Pnv9Chip {
96     /*< private >*/
97     PnvChip      parent_obj;
98 
99     /*< public >*/
100     PnvXive      xive;
101     Pnv9Psi      psi;
102     PnvLpcController lpc;
103     PnvOCC       occ;
104     PnvHomer     homer;
105 
106     uint32_t     nr_quads;
107     PnvQuad      *quads;
108 
109 #define PNV9_CHIP_MAX_PEC 3
110     PnvPhb4PecState pecs[PNV9_CHIP_MAX_PEC];
111 };
112 
113 /*
114  * A SMT8 fused core is a pair of SMT4 cores.
115  */
116 #define PNV9_PIR2FUSEDCORE(pir) (((pir) >> 3) & 0xf)
117 #define PNV9_PIR2CHIP(pir)      (((pir) >> 8) & 0x7f)
118 
119 #define TYPE_PNV10_CHIP "pnv10-chip"
120 typedef struct Pnv10Chip Pnv10Chip;
121 #define PNV10_CHIP(obj) OBJECT_CHECK(Pnv10Chip, (obj), 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 
141     DeviceRealize parent_realize;
142 
143     uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id);
144     void (*intc_create)(PnvChip *chip, PowerPCCPU *cpu, Error **errp);
145     void (*intc_reset)(PnvChip *chip, PowerPCCPU *cpu);
146     void (*intc_destroy)(PnvChip *chip, PowerPCCPU *cpu);
147     void (*intc_print_info)(PnvChip *chip, PowerPCCPU *cpu, Monitor *mon);
148     ISABus *(*isa_create)(PnvChip *chip, Error **errp);
149     void (*dt_populate)(PnvChip *chip, void *fdt);
150     void (*pic_print_info)(PnvChip *chip, Monitor *mon);
151     uint64_t (*xscom_core_base)(PnvChip *chip, uint32_t core_id);
152     uint32_t (*xscom_pcba)(PnvChip *chip, uint64_t addr);
153 };
154 
155 #define PNV_CHIP_TYPE_SUFFIX "-" TYPE_PNV_CHIP
156 #define PNV_CHIP_TYPE_NAME(cpu_model) cpu_model PNV_CHIP_TYPE_SUFFIX
157 
158 #define TYPE_PNV_CHIP_POWER8E PNV_CHIP_TYPE_NAME("power8e_v2.1")
159 #define PNV_CHIP_POWER8E(obj) \
160     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8E)
161 
162 #define TYPE_PNV_CHIP_POWER8 PNV_CHIP_TYPE_NAME("power8_v2.0")
163 #define PNV_CHIP_POWER8(obj) \
164     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8)
165 
166 #define TYPE_PNV_CHIP_POWER8NVL PNV_CHIP_TYPE_NAME("power8nvl_v1.0")
167 #define PNV_CHIP_POWER8NVL(obj) \
168     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8NVL)
169 
170 #define TYPE_PNV_CHIP_POWER9 PNV_CHIP_TYPE_NAME("power9_v2.0")
171 #define PNV_CHIP_POWER9(obj) \
172     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER9)
173 
174 #define TYPE_PNV_CHIP_POWER10 PNV_CHIP_TYPE_NAME("power10_v1.0")
175 #define PNV_CHIP_POWER10(obj) \
176     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER10)
177 
178 /*
179  * This generates a HW chip id depending on an index, as found on a
180  * two socket system with dual chip modules :
181  *
182  *    0x0, 0x1, 0x10, 0x11
183  *
184  * 4 chips should be the maximum
185  *
186  * TODO: use a machine property to define the chip ids
187  */
188 #define PNV_CHIP_HWID(i) ((((i) & 0x3e) << 3) | ((i) & 0x1))
189 
190 /*
191  * Converts back a HW chip id to an index. This is useful to calculate
192  * the MMIO addresses of some controllers which depend on the chip id.
193  */
194 #define PNV_CHIP_INDEX(chip)                                    \
195     (((chip)->chip_id >> 2) * 2 + ((chip)->chip_id & 0x3))
196 
197 PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir);
198 
199 #define TYPE_PNV_MACHINE       MACHINE_TYPE_NAME("powernv")
200 typedef struct PnvMachineClass PnvMachineClass;
201 typedef struct PnvMachineState PnvMachineState;
202 #define PNV_MACHINE(obj) \
203     OBJECT_CHECK(PnvMachineState, (obj), TYPE_PNV_MACHINE)
204 #define PNV_MACHINE_GET_CLASS(obj) \
205     OBJECT_GET_CLASS(PnvMachineClass, obj, TYPE_PNV_MACHINE)
206 #define PNV_MACHINE_CLASS(klass) \
207     OBJECT_CLASS_CHECK(PnvMachineClass, klass, TYPE_PNV_MACHINE)
208 
209 
210 struct PnvMachineClass {
211     /*< private >*/
212     MachineClass parent_class;
213 
214     /*< public >*/
215     const char *compat;
216     int compat_size;
217 
218     void (*dt_power_mgt)(PnvMachineState *pnv, void *fdt);
219 };
220 
221 struct PnvMachineState {
222     /*< private >*/
223     MachineState parent_obj;
224 
225     uint32_t     initrd_base;
226     long         initrd_size;
227 
228     uint32_t     num_chips;
229     PnvChip      **chips;
230 
231     ISABus       *isa_bus;
232     uint32_t     cpld_irqstate;
233 
234     IPMIBmc      *bmc;
235     Notifier     powerdown_notifier;
236 
237     PnvPnor      *pnor;
238 
239     hwaddr       fw_load_addr;
240 };
241 
242 #define PNV_FDT_ADDR          0x01000000
243 #define PNV_TIMEBASE_FREQ     512000000ULL
244 
245 /*
246  * BMC helpers
247  */
248 void pnv_dt_bmc_sensors(IPMIBmc *bmc, void *fdt);
249 void pnv_bmc_powerdown(IPMIBmc *bmc);
250 IPMIBmc *pnv_bmc_create(PnvPnor *pnor);
251 IPMIBmc *pnv_bmc_find(Error **errp);
252 void pnv_bmc_set_pnor(IPMIBmc *bmc, PnvPnor *pnor);
253 
254 /*
255  * POWER8 MMIO base addresses
256  */
257 #define PNV_XSCOM_SIZE        0x800000000ull
258 #define PNV_XSCOM_BASE(chip)                                            \
259     (0x0003fc0000000000ull + ((uint64_t)(chip)->chip_id) * PNV_XSCOM_SIZE)
260 
261 #define PNV_OCC_COMMON_AREA_SIZE    0x0000000000800000ull
262 #define PNV_OCC_COMMON_AREA_BASE    0x7fff800000ull
263 #define PNV_OCC_SENSOR_BASE(chip)   (PNV_OCC_COMMON_AREA_BASE + \
264     PNV_OCC_SENSOR_DATA_BLOCK_BASE(PNV_CHIP_INDEX(chip)))
265 
266 #define PNV_HOMER_SIZE              0x0000000000400000ull
267 #define PNV_HOMER_BASE(chip)                                            \
268     (0x7ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV_HOMER_SIZE)
269 
270 
271 /*
272  * XSCOM 0x20109CA defines the ICP BAR:
273  *
274  * 0:29   : bits 14 to 43 of address to define 1 MB region.
275  * 30     : 1 to enable ICP to receive loads/stores against its BAR region
276  * 31:63  : Constant 0
277  *
278  * Usually defined as :
279  *
280  *      0xffffe00200000000 -> 0x0003ffff80000000
281  *      0xffffe00600000000 -> 0x0003ffff80100000
282  *      0xffffe02200000000 -> 0x0003ffff80800000
283  *      0xffffe02600000000 -> 0x0003ffff80900000
284  */
285 #define PNV_ICP_SIZE         0x0000000000100000ull
286 #define PNV_ICP_BASE(chip)                                              \
287     (0x0003ffff80000000ull + (uint64_t) PNV_CHIP_INDEX(chip) * PNV_ICP_SIZE)
288 
289 
290 #define PNV_PSIHB_SIZE       0x0000000000100000ull
291 #define PNV_PSIHB_BASE(chip) \
292     (0x0003fffe80000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * PNV_PSIHB_SIZE)
293 
294 #define PNV_PSIHB_FSP_SIZE   0x0000000100000000ull
295 #define PNV_PSIHB_FSP_BASE(chip) \
296     (0x0003ffe000000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * \
297      PNV_PSIHB_FSP_SIZE)
298 
299 /*
300  * POWER9 MMIO base addresses
301  */
302 #define PNV9_CHIP_BASE(chip, base)   \
303     ((base) + ((uint64_t) (chip)->chip_id << 42))
304 
305 #define PNV9_XIVE_VC_SIZE            0x0000008000000000ull
306 #define PNV9_XIVE_VC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006010000000000ull)
307 
308 #define PNV9_XIVE_PC_SIZE            0x0000001000000000ull
309 #define PNV9_XIVE_PC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006018000000000ull)
310 
311 #define PNV9_LPCM_SIZE               0x0000000100000000ull
312 #define PNV9_LPCM_BASE(chip)         PNV9_CHIP_BASE(chip, 0x0006030000000000ull)
313 
314 #define PNV9_PSIHB_SIZE              0x0000000000100000ull
315 #define PNV9_PSIHB_BASE(chip)        PNV9_CHIP_BASE(chip, 0x0006030203000000ull)
316 
317 #define PNV9_XIVE_IC_SIZE            0x0000000000080000ull
318 #define PNV9_XIVE_IC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203100000ull)
319 
320 #define PNV9_XIVE_TM_SIZE            0x0000000000040000ull
321 #define PNV9_XIVE_TM_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203180000ull)
322 
323 #define PNV9_PSIHB_ESB_SIZE          0x0000000000010000ull
324 #define PNV9_PSIHB_ESB_BASE(chip)    PNV9_CHIP_BASE(chip, 0x00060302031c0000ull)
325 
326 #define PNV9_XSCOM_SIZE              0x0000000400000000ull
327 #define PNV9_XSCOM_BASE(chip)        PNV9_CHIP_BASE(chip, 0x00603fc00000000ull)
328 
329 #define PNV9_OCC_COMMON_AREA_SIZE    0x0000000000800000ull
330 #define PNV9_OCC_COMMON_AREA_BASE    0x203fff800000ull
331 #define PNV9_OCC_SENSOR_BASE(chip)   (PNV9_OCC_COMMON_AREA_BASE +       \
332     PNV_OCC_SENSOR_DATA_BLOCK_BASE(PNV_CHIP_INDEX(chip)))
333 
334 #define PNV9_HOMER_SIZE              0x0000000000400000ull
335 #define PNV9_HOMER_BASE(chip)                                           \
336     (0x203ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV9_HOMER_SIZE)
337 
338 /*
339  * POWER10 MMIO base addresses - 16TB stride per chip
340  */
341 #define PNV10_CHIP_BASE(chip, base)   \
342     ((base) + ((uint64_t) (chip)->chip_id << 44))
343 
344 #define PNV10_XSCOM_SIZE             0x0000000400000000ull
345 #define PNV10_XSCOM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x00603fc00000000ull)
346 
347 #define PNV10_LPCM_SIZE             0x0000000100000000ull
348 #define PNV10_LPCM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x0006030000000000ull)
349 
350 #define PNV10_PSIHB_ESB_SIZE        0x0000000000100000ull
351 #define PNV10_PSIHB_ESB_BASE(chip)  PNV10_CHIP_BASE(chip, 0x0006030202000000ull)
352 
353 #define PNV10_PSIHB_SIZE            0x0000000000100000ull
354 #define PNV10_PSIHB_BASE(chip)      PNV10_CHIP_BASE(chip, 0x0006030203000000ull)
355 
356 #endif /* PPC_PNV_H */
357