xref: /openbmc/qemu/include/hw/ppc/pnv.h (revision 38472890)
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 
36 #define TYPE_PNV_CHIP "pnv-chip"
37 #define PNV_CHIP(obj) OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP)
38 #define PNV_CHIP_CLASS(klass) \
39      OBJECT_CLASS_CHECK(PnvChipClass, (klass), TYPE_PNV_CHIP)
40 #define PNV_CHIP_GET_CLASS(obj) \
41      OBJECT_GET_CLASS(PnvChipClass, (obj), TYPE_PNV_CHIP)
42 
43 typedef struct PnvChip {
44     /*< private >*/
45     SysBusDevice parent_obj;
46 
47     /*< public >*/
48     uint32_t     chip_id;
49     uint64_t     ram_start;
50     uint64_t     ram_size;
51 
52     uint32_t     nr_cores;
53     uint32_t     nr_threads;
54     uint64_t     cores_mask;
55     PnvCore      **cores;
56 
57     uint32_t     num_phbs;
58 
59     MemoryRegion xscom_mmio;
60     MemoryRegion xscom;
61     AddressSpace xscom_as;
62 
63     gchar        *dt_isa_nodename;
64 } PnvChip;
65 
66 #define TYPE_PNV8_CHIP "pnv8-chip"
67 #define PNV8_CHIP(obj) OBJECT_CHECK(Pnv8Chip, (obj), TYPE_PNV8_CHIP)
68 
69 typedef 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 } Pnv8Chip;
86 
87 #define TYPE_PNV9_CHIP "pnv9-chip"
88 #define PNV9_CHIP(obj) OBJECT_CHECK(Pnv9Chip, (obj), TYPE_PNV9_CHIP)
89 
90 typedef struct Pnv9Chip {
91     /*< private >*/
92     PnvChip      parent_obj;
93 
94     /*< public >*/
95     PnvXive      xive;
96     Pnv9Psi      psi;
97     PnvLpcController lpc;
98     PnvOCC       occ;
99     PnvHomer     homer;
100 
101     uint32_t     nr_quads;
102     PnvQuad      *quads;
103 
104 #define PNV9_CHIP_MAX_PEC 3
105     PnvPhb4PecState pecs[PNV9_CHIP_MAX_PEC];
106 } Pnv9Chip;
107 
108 /*
109  * A SMT8 fused core is a pair of SMT4 cores.
110  */
111 #define PNV9_PIR2FUSEDCORE(pir) (((pir) >> 3) & 0xf)
112 #define PNV9_PIR2CHIP(pir)      (((pir) >> 8) & 0x7f)
113 
114 #define TYPE_PNV10_CHIP "pnv10-chip"
115 #define PNV10_CHIP(obj) OBJECT_CHECK(Pnv10Chip, (obj), TYPE_PNV10_CHIP)
116 
117 typedef struct Pnv10Chip {
118     /*< private >*/
119     PnvChip      parent_obj;
120 
121     /*< public >*/
122     Pnv9Psi      psi;
123     PnvLpcController lpc;
124 } Pnv10Chip;
125 
126 typedef struct PnvChipClass {
127     /*< private >*/
128     SysBusDeviceClass parent_class;
129 
130     /*< public >*/
131     uint64_t     chip_cfam_id;
132     uint64_t     cores_mask;
133     uint32_t     num_phbs;
134 
135     DeviceRealize parent_realize;
136 
137     uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id);
138     void (*intc_create)(PnvChip *chip, PowerPCCPU *cpu, Error **errp);
139     void (*intc_reset)(PnvChip *chip, PowerPCCPU *cpu);
140     void (*intc_destroy)(PnvChip *chip, PowerPCCPU *cpu);
141     void (*intc_print_info)(PnvChip *chip, PowerPCCPU *cpu, Monitor *mon);
142     ISABus *(*isa_create)(PnvChip *chip, Error **errp);
143     void (*dt_populate)(PnvChip *chip, void *fdt);
144     void (*pic_print_info)(PnvChip *chip, Monitor *mon);
145     uint64_t (*xscom_core_base)(PnvChip *chip, uint32_t core_id);
146     uint32_t (*xscom_pcba)(PnvChip *chip, uint64_t addr);
147 } PnvChipClass;
148 
149 #define PNV_CHIP_TYPE_SUFFIX "-" TYPE_PNV_CHIP
150 #define PNV_CHIP_TYPE_NAME(cpu_model) cpu_model PNV_CHIP_TYPE_SUFFIX
151 
152 #define TYPE_PNV_CHIP_POWER8E PNV_CHIP_TYPE_NAME("power8e_v2.1")
153 #define PNV_CHIP_POWER8E(obj) \
154     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8E)
155 
156 #define TYPE_PNV_CHIP_POWER8 PNV_CHIP_TYPE_NAME("power8_v2.0")
157 #define PNV_CHIP_POWER8(obj) \
158     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8)
159 
160 #define TYPE_PNV_CHIP_POWER8NVL PNV_CHIP_TYPE_NAME("power8nvl_v1.0")
161 #define PNV_CHIP_POWER8NVL(obj) \
162     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8NVL)
163 
164 #define TYPE_PNV_CHIP_POWER9 PNV_CHIP_TYPE_NAME("power9_v2.0")
165 #define PNV_CHIP_POWER9(obj) \
166     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER9)
167 
168 #define TYPE_PNV_CHIP_POWER10 PNV_CHIP_TYPE_NAME("power10_v1.0")
169 #define PNV_CHIP_POWER10(obj) \
170     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER10)
171 
172 /*
173  * This generates a HW chip id depending on an index, as found on a
174  * two socket system with dual chip modules :
175  *
176  *    0x0, 0x1, 0x10, 0x11
177  *
178  * 4 chips should be the maximum
179  *
180  * TODO: use a machine property to define the chip ids
181  */
182 #define PNV_CHIP_HWID(i) ((((i) & 0x3e) << 3) | ((i) & 0x1))
183 
184 /*
185  * Converts back a HW chip id to an index. This is useful to calculate
186  * the MMIO addresses of some controllers which depend on the chip id.
187  */
188 #define PNV_CHIP_INDEX(chip)                                    \
189     (((chip)->chip_id >> 2) * 2 + ((chip)->chip_id & 0x3))
190 
191 PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir);
192 
193 #define TYPE_PNV_MACHINE       MACHINE_TYPE_NAME("powernv")
194 #define PNV_MACHINE(obj) \
195     OBJECT_CHECK(PnvMachineState, (obj), TYPE_PNV_MACHINE)
196 #define PNV_MACHINE_GET_CLASS(obj) \
197     OBJECT_GET_CLASS(PnvMachineClass, obj, TYPE_PNV_MACHINE)
198 #define PNV_MACHINE_CLASS(klass) \
199     OBJECT_CLASS_CHECK(PnvMachineClass, klass, TYPE_PNV_MACHINE)
200 
201 typedef struct PnvMachineState PnvMachineState;
202 
203 typedef struct PnvMachineClass {
204     /*< private >*/
205     MachineClass parent_class;
206 
207     /*< public >*/
208     const char *compat;
209     int compat_size;
210 
211     void (*dt_power_mgt)(PnvMachineState *pnv, void *fdt);
212 } PnvMachineClass;
213 
214 struct PnvMachineState {
215     /*< private >*/
216     MachineState parent_obj;
217 
218     uint32_t     initrd_base;
219     long         initrd_size;
220 
221     uint32_t     num_chips;
222     PnvChip      **chips;
223 
224     ISABus       *isa_bus;
225     uint32_t     cpld_irqstate;
226 
227     IPMIBmc      *bmc;
228     Notifier     powerdown_notifier;
229 
230     PnvPnor      *pnor;
231 
232     hwaddr       fw_load_addr;
233 };
234 
235 #define PNV_FDT_ADDR          0x01000000
236 #define PNV_TIMEBASE_FREQ     512000000ULL
237 
238 /*
239  * BMC helpers
240  */
241 void pnv_dt_bmc_sensors(IPMIBmc *bmc, void *fdt);
242 void pnv_bmc_powerdown(IPMIBmc *bmc);
243 IPMIBmc *pnv_bmc_create(PnvPnor *pnor);
244 IPMIBmc *pnv_bmc_find(Error **errp);
245 void pnv_bmc_set_pnor(IPMIBmc *bmc, PnvPnor *pnor);
246 
247 /*
248  * POWER8 MMIO base addresses
249  */
250 #define PNV_XSCOM_SIZE        0x800000000ull
251 #define PNV_XSCOM_BASE(chip)                                            \
252     (0x0003fc0000000000ull + ((uint64_t)(chip)->chip_id) * PNV_XSCOM_SIZE)
253 
254 #define PNV_OCC_COMMON_AREA_SIZE    0x0000000000800000ull
255 #define PNV_OCC_COMMON_AREA_BASE    0x7fff800000ull
256 #define PNV_OCC_SENSOR_BASE(chip)   (PNV_OCC_COMMON_AREA_BASE + \
257     PNV_OCC_SENSOR_DATA_BLOCK_BASE(PNV_CHIP_INDEX(chip)))
258 
259 #define PNV_HOMER_SIZE              0x0000000000400000ull
260 #define PNV_HOMER_BASE(chip)                                            \
261     (0x7ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV_HOMER_SIZE)
262 
263 
264 /*
265  * XSCOM 0x20109CA defines the ICP BAR:
266  *
267  * 0:29   : bits 14 to 43 of address to define 1 MB region.
268  * 30     : 1 to enable ICP to receive loads/stores against its BAR region
269  * 31:63  : Constant 0
270  *
271  * Usually defined as :
272  *
273  *      0xffffe00200000000 -> 0x0003ffff80000000
274  *      0xffffe00600000000 -> 0x0003ffff80100000
275  *      0xffffe02200000000 -> 0x0003ffff80800000
276  *      0xffffe02600000000 -> 0x0003ffff80900000
277  */
278 #define PNV_ICP_SIZE         0x0000000000100000ull
279 #define PNV_ICP_BASE(chip)                                              \
280     (0x0003ffff80000000ull + (uint64_t) PNV_CHIP_INDEX(chip) * PNV_ICP_SIZE)
281 
282 
283 #define PNV_PSIHB_SIZE       0x0000000000100000ull
284 #define PNV_PSIHB_BASE(chip) \
285     (0x0003fffe80000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * PNV_PSIHB_SIZE)
286 
287 #define PNV_PSIHB_FSP_SIZE   0x0000000100000000ull
288 #define PNV_PSIHB_FSP_BASE(chip) \
289     (0x0003ffe000000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * \
290      PNV_PSIHB_FSP_SIZE)
291 
292 /*
293  * POWER9 MMIO base addresses
294  */
295 #define PNV9_CHIP_BASE(chip, base)   \
296     ((base) + ((uint64_t) (chip)->chip_id << 42))
297 
298 #define PNV9_XIVE_VC_SIZE            0x0000008000000000ull
299 #define PNV9_XIVE_VC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006010000000000ull)
300 
301 #define PNV9_XIVE_PC_SIZE            0x0000001000000000ull
302 #define PNV9_XIVE_PC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006018000000000ull)
303 
304 #define PNV9_LPCM_SIZE               0x0000000100000000ull
305 #define PNV9_LPCM_BASE(chip)         PNV9_CHIP_BASE(chip, 0x0006030000000000ull)
306 
307 #define PNV9_PSIHB_SIZE              0x0000000000100000ull
308 #define PNV9_PSIHB_BASE(chip)        PNV9_CHIP_BASE(chip, 0x0006030203000000ull)
309 
310 #define PNV9_XIVE_IC_SIZE            0x0000000000080000ull
311 #define PNV9_XIVE_IC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203100000ull)
312 
313 #define PNV9_XIVE_TM_SIZE            0x0000000000040000ull
314 #define PNV9_XIVE_TM_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203180000ull)
315 
316 #define PNV9_PSIHB_ESB_SIZE          0x0000000000010000ull
317 #define PNV9_PSIHB_ESB_BASE(chip)    PNV9_CHIP_BASE(chip, 0x00060302031c0000ull)
318 
319 #define PNV9_XSCOM_SIZE              0x0000000400000000ull
320 #define PNV9_XSCOM_BASE(chip)        PNV9_CHIP_BASE(chip, 0x00603fc00000000ull)
321 
322 #define PNV9_OCC_COMMON_AREA_SIZE    0x0000000000800000ull
323 #define PNV9_OCC_COMMON_AREA_BASE    0x203fff800000ull
324 #define PNV9_OCC_SENSOR_BASE(chip)   (PNV9_OCC_COMMON_AREA_BASE +       \
325     PNV_OCC_SENSOR_DATA_BLOCK_BASE(PNV_CHIP_INDEX(chip)))
326 
327 #define PNV9_HOMER_SIZE              0x0000000000400000ull
328 #define PNV9_HOMER_BASE(chip)                                           \
329     (0x203ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV9_HOMER_SIZE)
330 
331 /*
332  * POWER10 MMIO base addresses - 16TB stride per chip
333  */
334 #define PNV10_CHIP_BASE(chip, base)   \
335     ((base) + ((uint64_t) (chip)->chip_id << 44))
336 
337 #define PNV10_XSCOM_SIZE             0x0000000400000000ull
338 #define PNV10_XSCOM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x00603fc00000000ull)
339 
340 #define PNV10_LPCM_SIZE             0x0000000100000000ull
341 #define PNV10_LPCM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x0006030000000000ull)
342 
343 #define PNV10_PSIHB_ESB_SIZE        0x0000000000100000ull
344 #define PNV10_PSIHB_ESB_BASE(chip)  PNV10_CHIP_BASE(chip, 0x0006030202000000ull)
345 
346 #define PNV10_PSIHB_SIZE            0x0000000000100000ull
347 #define PNV10_PSIHB_BASE(chip)      PNV10_CHIP_BASE(chip, 0x0006030203000000ull)
348 
349 #endif /* PPC_PNV_H */
350