xref: /openbmc/qemu/include/hw/ppc/pnv.h (revision 4011a686)
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 
57     MemoryRegion xscom_mmio;
58     MemoryRegion xscom;
59     AddressSpace xscom_as;
60 
61     MemoryRegion *fw_mr;
62     gchar        *dt_isa_nodename;
63 };
64 
65 #define TYPE_PNV8_CHIP "pnv8-chip"
66 typedef struct Pnv8Chip Pnv8Chip;
67 DECLARE_INSTANCE_CHECKER(Pnv8Chip, PNV8_CHIP,
68                          TYPE_PNV8_CHIP)
69 
70 struct Pnv8Chip {
71     /*< private >*/
72     PnvChip      parent_obj;
73 
74     /*< public >*/
75     MemoryRegion icp_mmio;
76 
77     PnvLpcController lpc;
78     Pnv8Psi      psi;
79     PnvOCC       occ;
80     PnvHomer     homer;
81 
82 #define PNV8_CHIP_PHB3_MAX 4
83     PnvPHB3      phbs[PNV8_CHIP_PHB3_MAX];
84 
85     XICSFabric    *xics;
86 };
87 
88 #define TYPE_PNV9_CHIP "pnv9-chip"
89 typedef struct Pnv9Chip Pnv9Chip;
90 DECLARE_INSTANCE_CHECKER(Pnv9Chip, PNV9_CHIP,
91                          TYPE_PNV9_CHIP)
92 
93 struct Pnv9Chip {
94     /*< private >*/
95     PnvChip      parent_obj;
96 
97     /*< public >*/
98     PnvXive      xive;
99     Pnv9Psi      psi;
100     PnvLpcController lpc;
101     PnvOCC       occ;
102     PnvHomer     homer;
103 
104     uint32_t     nr_quads;
105     PnvQuad      *quads;
106 
107 #define PNV9_CHIP_MAX_PEC 3
108     PnvPhb4PecState pecs[PNV9_CHIP_MAX_PEC];
109 };
110 
111 /*
112  * A SMT8 fused core is a pair of SMT4 cores.
113  */
114 #define PNV9_PIR2FUSEDCORE(pir) (((pir) >> 3) & 0xf)
115 #define PNV9_PIR2CHIP(pir)      (((pir) >> 8) & 0x7f)
116 
117 #define TYPE_PNV10_CHIP "pnv10-chip"
118 typedef struct Pnv10Chip Pnv10Chip;
119 DECLARE_INSTANCE_CHECKER(Pnv10Chip, PNV10_CHIP,
120                          TYPE_PNV10_CHIP)
121 
122 struct Pnv10Chip {
123     /*< private >*/
124     PnvChip      parent_obj;
125 
126     /*< public >*/
127     Pnv9Psi      psi;
128     PnvLpcController lpc;
129 };
130 
131 struct PnvChipClass {
132     /*< private >*/
133     SysBusDeviceClass parent_class;
134 
135     /*< public >*/
136     uint64_t     chip_cfam_id;
137     uint64_t     cores_mask;
138     uint32_t     num_phbs;
139 
140     DeviceRealize parent_realize;
141 
142     uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id);
143     void (*intc_create)(PnvChip *chip, PowerPCCPU *cpu, Error **errp);
144     void (*intc_reset)(PnvChip *chip, PowerPCCPU *cpu);
145     void (*intc_destroy)(PnvChip *chip, PowerPCCPU *cpu);
146     void (*intc_print_info)(PnvChip *chip, PowerPCCPU *cpu, Monitor *mon);
147     ISABus *(*isa_create)(PnvChip *chip, Error **errp);
148     void (*dt_populate)(PnvChip *chip, void *fdt);
149     void (*pic_print_info)(PnvChip *chip, Monitor *mon);
150     uint64_t (*xscom_core_base)(PnvChip *chip, uint32_t core_id);
151     uint32_t (*xscom_pcba)(PnvChip *chip, uint64_t addr);
152 };
153 
154 #define PNV_CHIP_TYPE_SUFFIX "-" TYPE_PNV_CHIP
155 #define PNV_CHIP_TYPE_NAME(cpu_model) cpu_model PNV_CHIP_TYPE_SUFFIX
156 
157 #define TYPE_PNV_CHIP_POWER8E PNV_CHIP_TYPE_NAME("power8e_v2.1")
158 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER8E,
159                          TYPE_PNV_CHIP_POWER8E)
160 
161 #define TYPE_PNV_CHIP_POWER8 PNV_CHIP_TYPE_NAME("power8_v2.0")
162 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER8,
163                          TYPE_PNV_CHIP_POWER8)
164 
165 #define TYPE_PNV_CHIP_POWER8NVL PNV_CHIP_TYPE_NAME("power8nvl_v1.0")
166 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER8NVL,
167                          TYPE_PNV_CHIP_POWER8NVL)
168 
169 #define TYPE_PNV_CHIP_POWER9 PNV_CHIP_TYPE_NAME("power9_v2.0")
170 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER9,
171                          TYPE_PNV_CHIP_POWER9)
172 
173 #define TYPE_PNV_CHIP_POWER10 PNV_CHIP_TYPE_NAME("power10_v1.0")
174 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER10,
175                          TYPE_PNV_CHIP_POWER10)
176 
177 /*
178  * This generates a HW chip id depending on an index, as found on a
179  * two socket system with dual chip modules :
180  *
181  *    0x0, 0x1, 0x10, 0x11
182  *
183  * 4 chips should be the maximum
184  *
185  * TODO: use a machine property to define the chip ids
186  */
187 #define PNV_CHIP_HWID(i) ((((i) & 0x3e) << 3) | ((i) & 0x1))
188 
189 /*
190  * Converts back a HW chip id to an index. This is useful to calculate
191  * the MMIO addresses of some controllers which depend on the chip id.
192  */
193 #define PNV_CHIP_INDEX(chip)                                    \
194     (((chip)->chip_id >> 2) * 2 + ((chip)->chip_id & 0x3))
195 
196 PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir);
197 
198 #define TYPE_PNV_MACHINE       MACHINE_TYPE_NAME("powernv")
199 typedef struct PnvMachineClass PnvMachineClass;
200 typedef struct PnvMachineState PnvMachineState;
201 DECLARE_OBJ_CHECKERS(PnvMachineState, PnvMachineClass,
202                      PNV_MACHINE, TYPE_PNV_MACHINE)
203 
204 
205 struct PnvMachineClass {
206     /*< private >*/
207     MachineClass parent_class;
208 
209     /*< public >*/
210     const char *compat;
211     int compat_size;
212 
213     void (*dt_power_mgt)(PnvMachineState *pnv, void *fdt);
214 };
215 
216 struct PnvMachineState {
217     /*< private >*/
218     MachineState parent_obj;
219 
220     uint32_t     initrd_base;
221     long         initrd_size;
222 
223     uint32_t     num_chips;
224     PnvChip      **chips;
225 
226     ISABus       *isa_bus;
227     uint32_t     cpld_irqstate;
228 
229     IPMIBmc      *bmc;
230     Notifier     powerdown_notifier;
231 
232     PnvPnor      *pnor;
233 
234     hwaddr       fw_load_addr;
235 };
236 
237 #define PNV_FDT_ADDR          0x01000000
238 #define PNV_TIMEBASE_FREQ     512000000ULL
239 
240 /*
241  * BMC helpers
242  */
243 void pnv_dt_bmc_sensors(IPMIBmc *bmc, void *fdt);
244 void pnv_bmc_powerdown(IPMIBmc *bmc);
245 IPMIBmc *pnv_bmc_create(PnvPnor *pnor);
246 IPMIBmc *pnv_bmc_find(Error **errp);
247 void pnv_bmc_set_pnor(IPMIBmc *bmc, PnvPnor *pnor);
248 
249 /*
250  * POWER8 MMIO base addresses
251  */
252 #define PNV_XSCOM_SIZE        0x800000000ull
253 #define PNV_XSCOM_BASE(chip)                                            \
254     (0x0003fc0000000000ull + ((uint64_t)(chip)->chip_id) * PNV_XSCOM_SIZE)
255 
256 #define PNV_OCC_COMMON_AREA_SIZE    0x0000000000800000ull
257 #define PNV_OCC_COMMON_AREA_BASE    0x7fff800000ull
258 #define PNV_OCC_SENSOR_BASE(chip)   (PNV_OCC_COMMON_AREA_BASE + \
259     PNV_OCC_SENSOR_DATA_BLOCK_BASE(PNV_CHIP_INDEX(chip)))
260 
261 #define PNV_HOMER_SIZE              0x0000000000400000ull
262 #define PNV_HOMER_BASE(chip)                                            \
263     (0x7ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV_HOMER_SIZE)
264 
265 
266 /*
267  * XSCOM 0x20109CA defines the ICP BAR:
268  *
269  * 0:29   : bits 14 to 43 of address to define 1 MB region.
270  * 30     : 1 to enable ICP to receive loads/stores against its BAR region
271  * 31:63  : Constant 0
272  *
273  * Usually defined as :
274  *
275  *      0xffffe00200000000 -> 0x0003ffff80000000
276  *      0xffffe00600000000 -> 0x0003ffff80100000
277  *      0xffffe02200000000 -> 0x0003ffff80800000
278  *      0xffffe02600000000 -> 0x0003ffff80900000
279  */
280 #define PNV_ICP_SIZE         0x0000000000100000ull
281 #define PNV_ICP_BASE(chip)                                              \
282     (0x0003ffff80000000ull + (uint64_t) PNV_CHIP_INDEX(chip) * PNV_ICP_SIZE)
283 
284 
285 #define PNV_PSIHB_SIZE       0x0000000000100000ull
286 #define PNV_PSIHB_BASE(chip) \
287     (0x0003fffe80000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * PNV_PSIHB_SIZE)
288 
289 #define PNV_PSIHB_FSP_SIZE   0x0000000100000000ull
290 #define PNV_PSIHB_FSP_BASE(chip) \
291     (0x0003ffe000000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * \
292      PNV_PSIHB_FSP_SIZE)
293 
294 /*
295  * POWER9 MMIO base addresses
296  */
297 #define PNV9_CHIP_BASE(chip, base)   \
298     ((base) + ((uint64_t) (chip)->chip_id << 42))
299 
300 #define PNV9_XIVE_VC_SIZE            0x0000008000000000ull
301 #define PNV9_XIVE_VC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006010000000000ull)
302 
303 #define PNV9_XIVE_PC_SIZE            0x0000001000000000ull
304 #define PNV9_XIVE_PC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006018000000000ull)
305 
306 #define PNV9_LPCM_SIZE               0x0000000100000000ull
307 #define PNV9_LPCM_BASE(chip)         PNV9_CHIP_BASE(chip, 0x0006030000000000ull)
308 
309 #define PNV9_PSIHB_SIZE              0x0000000000100000ull
310 #define PNV9_PSIHB_BASE(chip)        PNV9_CHIP_BASE(chip, 0x0006030203000000ull)
311 
312 #define PNV9_XIVE_IC_SIZE            0x0000000000080000ull
313 #define PNV9_XIVE_IC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203100000ull)
314 
315 #define PNV9_XIVE_TM_SIZE            0x0000000000040000ull
316 #define PNV9_XIVE_TM_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203180000ull)
317 
318 #define PNV9_PSIHB_ESB_SIZE          0x0000000000010000ull
319 #define PNV9_PSIHB_ESB_BASE(chip)    PNV9_CHIP_BASE(chip, 0x00060302031c0000ull)
320 
321 #define PNV9_XSCOM_SIZE              0x0000000400000000ull
322 #define PNV9_XSCOM_BASE(chip)        PNV9_CHIP_BASE(chip, 0x00603fc00000000ull)
323 
324 #define PNV9_OCC_COMMON_AREA_SIZE    0x0000000000800000ull
325 #define PNV9_OCC_COMMON_AREA_BASE    0x203fff800000ull
326 #define PNV9_OCC_SENSOR_BASE(chip)   (PNV9_OCC_COMMON_AREA_BASE +       \
327     PNV_OCC_SENSOR_DATA_BLOCK_BASE(PNV_CHIP_INDEX(chip)))
328 
329 #define PNV9_HOMER_SIZE              0x0000000000400000ull
330 #define PNV9_HOMER_BASE(chip)                                           \
331     (0x203ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV9_HOMER_SIZE)
332 
333 /*
334  * POWER10 MMIO base addresses - 16TB stride per chip
335  */
336 #define PNV10_CHIP_BASE(chip, base)   \
337     ((base) + ((uint64_t) (chip)->chip_id << 44))
338 
339 #define PNV10_XSCOM_SIZE             0x0000000400000000ull
340 #define PNV10_XSCOM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x00603fc00000000ull)
341 
342 #define PNV10_LPCM_SIZE             0x0000000100000000ull
343 #define PNV10_LPCM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x0006030000000000ull)
344 
345 #define PNV10_PSIHB_ESB_SIZE        0x0000000000100000ull
346 #define PNV10_PSIHB_ESB_BASE(chip)  PNV10_CHIP_BASE(chip, 0x0006030202000000ull)
347 
348 #define PNV10_PSIHB_SIZE            0x0000000000100000ull
349 #define PNV10_PSIHB_BASE(chip)      PNV10_CHIP_BASE(chip, 0x0006030203000000ull)
350 
351 #endif /* PPC_PNV_H */
352