xref: /openbmc/qemu/include/hw/ppc/pnv.h (revision c418f935)
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 OBJECT_DECLARE_TYPE(PnvChip, PnvChipClass,
39                     pnv_chip, 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     gchar        *dt_isa_nodename;
62 };
63 
64 #define TYPE_PNV8_CHIP "pnv8-chip"
65 typedef struct Pnv8Chip Pnv8Chip;
66 DECLARE_INSTANCE_CHECKER(Pnv8Chip, PNV8_CHIP,
67                          TYPE_PNV8_CHIP)
68 
69 struct Pnv8Chip {
70     /*< private >*/
71     PnvChip      parent_obj;
72 
73     /*< public >*/
74     MemoryRegion icp_mmio;
75 
76     PnvLpcController lpc;
77     Pnv8Psi      psi;
78     PnvOCC       occ;
79     PnvHomer     homer;
80 
81 #define PNV8_CHIP_PHB3_MAX 4
82     PnvPHB3      phbs[PNV8_CHIP_PHB3_MAX];
83 
84     XICSFabric    *xics;
85 };
86 
87 #define TYPE_PNV9_CHIP "pnv9-chip"
88 typedef struct Pnv9Chip Pnv9Chip;
89 DECLARE_INSTANCE_CHECKER(Pnv9Chip, PNV9_CHIP,
90                          TYPE_PNV9_CHIP)
91 
92 struct Pnv9Chip {
93     /*< private >*/
94     PnvChip      parent_obj;
95 
96     /*< public >*/
97     PnvXive      xive;
98     Pnv9Psi      psi;
99     PnvLpcController lpc;
100     PnvOCC       occ;
101     PnvHomer     homer;
102 
103     uint32_t     nr_quads;
104     PnvQuad      *quads;
105 
106 #define PNV9_CHIP_MAX_PEC 3
107     PnvPhb4PecState pecs[PNV9_CHIP_MAX_PEC];
108 };
109 
110 /*
111  * A SMT8 fused core is a pair of SMT4 cores.
112  */
113 #define PNV9_PIR2FUSEDCORE(pir) (((pir) >> 3) & 0xf)
114 #define PNV9_PIR2CHIP(pir)      (((pir) >> 8) & 0x7f)
115 
116 #define TYPE_PNV10_CHIP "pnv10-chip"
117 typedef struct Pnv10Chip Pnv10Chip;
118 DECLARE_INSTANCE_CHECKER(Pnv10Chip, PNV10_CHIP,
119                          TYPE_PNV10_CHIP)
120 
121 struct Pnv10Chip {
122     /*< private >*/
123     PnvChip      parent_obj;
124 
125     /*< public >*/
126     Pnv9Psi      psi;
127     PnvLpcController lpc;
128 };
129 
130 struct PnvChipClass {
131     /*< private >*/
132     SysBusDeviceClass parent_class;
133 
134     /*< public >*/
135     uint64_t     chip_cfam_id;
136     uint64_t     cores_mask;
137     uint32_t     num_phbs;
138 
139     DeviceRealize parent_realize;
140 
141     uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id);
142     void (*intc_create)(PnvChip *chip, PowerPCCPU *cpu, Error **errp);
143     void (*intc_reset)(PnvChip *chip, PowerPCCPU *cpu);
144     void (*intc_destroy)(PnvChip *chip, PowerPCCPU *cpu);
145     void (*intc_print_info)(PnvChip *chip, PowerPCCPU *cpu, Monitor *mon);
146     ISABus *(*isa_create)(PnvChip *chip, Error **errp);
147     void (*dt_populate)(PnvChip *chip, void *fdt);
148     void (*pic_print_info)(PnvChip *chip, Monitor *mon);
149     uint64_t (*xscom_core_base)(PnvChip *chip, uint32_t core_id);
150     uint32_t (*xscom_pcba)(PnvChip *chip, uint64_t addr);
151 };
152 
153 #define PNV_CHIP_TYPE_SUFFIX "-" TYPE_PNV_CHIP
154 #define PNV_CHIP_TYPE_NAME(cpu_model) cpu_model PNV_CHIP_TYPE_SUFFIX
155 
156 #define TYPE_PNV_CHIP_POWER8E PNV_CHIP_TYPE_NAME("power8e_v2.1")
157 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER8E,
158                          TYPE_PNV_CHIP_POWER8E)
159 
160 #define TYPE_PNV_CHIP_POWER8 PNV_CHIP_TYPE_NAME("power8_v2.0")
161 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER8,
162                          TYPE_PNV_CHIP_POWER8)
163 
164 #define TYPE_PNV_CHIP_POWER8NVL PNV_CHIP_TYPE_NAME("power8nvl_v1.0")
165 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER8NVL,
166                          TYPE_PNV_CHIP_POWER8NVL)
167 
168 #define TYPE_PNV_CHIP_POWER9 PNV_CHIP_TYPE_NAME("power9_v2.0")
169 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER9,
170                          TYPE_PNV_CHIP_POWER9)
171 
172 #define TYPE_PNV_CHIP_POWER10 PNV_CHIP_TYPE_NAME("power10_v1.0")
173 DECLARE_INSTANCE_CHECKER(PnvChip, PNV_CHIP_POWER10,
174                          TYPE_PNV_CHIP_POWER10)
175 
176 /*
177  * This generates a HW chip id depending on an index, as found on a
178  * two socket system with dual chip modules :
179  *
180  *    0x0, 0x1, 0x10, 0x11
181  *
182  * 4 chips should be the maximum
183  *
184  * TODO: use a machine property to define the chip ids
185  */
186 #define PNV_CHIP_HWID(i) ((((i) & 0x3e) << 3) | ((i) & 0x1))
187 
188 /*
189  * Converts back a HW chip id to an index. This is useful to calculate
190  * the MMIO addresses of some controllers which depend on the chip id.
191  */
192 #define PNV_CHIP_INDEX(chip)                                    \
193     (((chip)->chip_id >> 2) * 2 + ((chip)->chip_id & 0x3))
194 
195 PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir);
196 
197 #define TYPE_PNV_MACHINE       MACHINE_TYPE_NAME("powernv")
198 typedef struct PnvMachineClass PnvMachineClass;
199 typedef struct PnvMachineState PnvMachineState;
200 DECLARE_OBJ_CHECKERS(PnvMachineState, PnvMachineClass,
201                      PNV_MACHINE, TYPE_PNV_MACHINE)
202 
203 
204 struct PnvMachineClass {
205     /*< private >*/
206     MachineClass parent_class;
207 
208     /*< public >*/
209     const char *compat;
210     int compat_size;
211 
212     void (*dt_power_mgt)(PnvMachineState *pnv, void *fdt);
213 };
214 
215 struct PnvMachineState {
216     /*< private >*/
217     MachineState parent_obj;
218 
219     uint32_t     initrd_base;
220     long         initrd_size;
221 
222     uint32_t     num_chips;
223     PnvChip      **chips;
224 
225     ISABus       *isa_bus;
226     uint32_t     cpld_irqstate;
227 
228     IPMIBmc      *bmc;
229     Notifier     powerdown_notifier;
230 
231     PnvPnor      *pnor;
232 
233     hwaddr       fw_load_addr;
234 };
235 
236 #define PNV_FDT_ADDR          0x01000000
237 #define PNV_TIMEBASE_FREQ     512000000ULL
238 
239 /*
240  * BMC helpers
241  */
242 void pnv_dt_bmc_sensors(IPMIBmc *bmc, void *fdt);
243 void pnv_bmc_powerdown(IPMIBmc *bmc);
244 IPMIBmc *pnv_bmc_create(PnvPnor *pnor);
245 IPMIBmc *pnv_bmc_find(Error **errp);
246 void pnv_bmc_set_pnor(IPMIBmc *bmc, PnvPnor *pnor);
247 
248 /*
249  * POWER8 MMIO base addresses
250  */
251 #define PNV_XSCOM_SIZE        0x800000000ull
252 #define PNV_XSCOM_BASE(chip)                                            \
253     (0x0003fc0000000000ull + ((uint64_t)(chip)->chip_id) * PNV_XSCOM_SIZE)
254 
255 #define PNV_OCC_COMMON_AREA_SIZE    0x0000000000800000ull
256 #define PNV_OCC_COMMON_AREA_BASE    0x7fff800000ull
257 #define PNV_OCC_SENSOR_BASE(chip)   (PNV_OCC_COMMON_AREA_BASE + \
258     PNV_OCC_SENSOR_DATA_BLOCK_BASE(PNV_CHIP_INDEX(chip)))
259 
260 #define PNV_HOMER_SIZE              0x0000000000400000ull
261 #define PNV_HOMER_BASE(chip)                                            \
262     (0x7ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV_HOMER_SIZE)
263 
264 
265 /*
266  * XSCOM 0x20109CA defines the ICP BAR:
267  *
268  * 0:29   : bits 14 to 43 of address to define 1 MB region.
269  * 30     : 1 to enable ICP to receive loads/stores against its BAR region
270  * 31:63  : Constant 0
271  *
272  * Usually defined as :
273  *
274  *      0xffffe00200000000 -> 0x0003ffff80000000
275  *      0xffffe00600000000 -> 0x0003ffff80100000
276  *      0xffffe02200000000 -> 0x0003ffff80800000
277  *      0xffffe02600000000 -> 0x0003ffff80900000
278  */
279 #define PNV_ICP_SIZE         0x0000000000100000ull
280 #define PNV_ICP_BASE(chip)                                              \
281     (0x0003ffff80000000ull + (uint64_t) PNV_CHIP_INDEX(chip) * PNV_ICP_SIZE)
282 
283 
284 #define PNV_PSIHB_SIZE       0x0000000000100000ull
285 #define PNV_PSIHB_BASE(chip) \
286     (0x0003fffe80000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * PNV_PSIHB_SIZE)
287 
288 #define PNV_PSIHB_FSP_SIZE   0x0000000100000000ull
289 #define PNV_PSIHB_FSP_BASE(chip) \
290     (0x0003ffe000000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * \
291      PNV_PSIHB_FSP_SIZE)
292 
293 /*
294  * POWER9 MMIO base addresses
295  */
296 #define PNV9_CHIP_BASE(chip, base)   \
297     ((base) + ((uint64_t) (chip)->chip_id << 42))
298 
299 #define PNV9_XIVE_VC_SIZE            0x0000008000000000ull
300 #define PNV9_XIVE_VC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006010000000000ull)
301 
302 #define PNV9_XIVE_PC_SIZE            0x0000001000000000ull
303 #define PNV9_XIVE_PC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006018000000000ull)
304 
305 #define PNV9_LPCM_SIZE               0x0000000100000000ull
306 #define PNV9_LPCM_BASE(chip)         PNV9_CHIP_BASE(chip, 0x0006030000000000ull)
307 
308 #define PNV9_PSIHB_SIZE              0x0000000000100000ull
309 #define PNV9_PSIHB_BASE(chip)        PNV9_CHIP_BASE(chip, 0x0006030203000000ull)
310 
311 #define PNV9_XIVE_IC_SIZE            0x0000000000080000ull
312 #define PNV9_XIVE_IC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203100000ull)
313 
314 #define PNV9_XIVE_TM_SIZE            0x0000000000040000ull
315 #define PNV9_XIVE_TM_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203180000ull)
316 
317 #define PNV9_PSIHB_ESB_SIZE          0x0000000000010000ull
318 #define PNV9_PSIHB_ESB_BASE(chip)    PNV9_CHIP_BASE(chip, 0x00060302031c0000ull)
319 
320 #define PNV9_XSCOM_SIZE              0x0000000400000000ull
321 #define PNV9_XSCOM_BASE(chip)        PNV9_CHIP_BASE(chip, 0x00603fc00000000ull)
322 
323 #define PNV9_OCC_COMMON_AREA_SIZE    0x0000000000800000ull
324 #define PNV9_OCC_COMMON_AREA_BASE    0x203fff800000ull
325 #define PNV9_OCC_SENSOR_BASE(chip)   (PNV9_OCC_COMMON_AREA_BASE +       \
326     PNV_OCC_SENSOR_DATA_BLOCK_BASE(PNV_CHIP_INDEX(chip)))
327 
328 #define PNV9_HOMER_SIZE              0x0000000000400000ull
329 #define PNV9_HOMER_BASE(chip)                                           \
330     (0x203ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV9_HOMER_SIZE)
331 
332 /*
333  * POWER10 MMIO base addresses - 16TB stride per chip
334  */
335 #define PNV10_CHIP_BASE(chip, base)   \
336     ((base) + ((uint64_t) (chip)->chip_id << 44))
337 
338 #define PNV10_XSCOM_SIZE             0x0000000400000000ull
339 #define PNV10_XSCOM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x00603fc00000000ull)
340 
341 #define PNV10_LPCM_SIZE             0x0000000100000000ull
342 #define PNV10_LPCM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x0006030000000000ull)
343 
344 #define PNV10_PSIHB_ESB_SIZE        0x0000000000100000ull
345 #define PNV10_PSIHB_ESB_BASE(chip)  PNV10_CHIP_BASE(chip, 0x0006030202000000ull)
346 
347 #define PNV10_PSIHB_SIZE            0x0000000000100000ull
348 #define PNV10_PSIHB_BASE(chip)      PNV10_CHIP_BASE(chip, 0x0006030203000000ull)
349 
350 #endif /* PPC_PNV_H */
351