xref: /openbmc/qemu/include/hw/ppc/pnv.h (revision 85913070a6c9fcbe1ac6a043f3278b2982702143)
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 
34 #define TYPE_PNV_CHIP "pnv-chip"
35 #define PNV_CHIP(obj) OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP)
36 #define PNV_CHIP_CLASS(klass) \
37      OBJECT_CLASS_CHECK(PnvChipClass, (klass), TYPE_PNV_CHIP)
38 #define PNV_CHIP_GET_CLASS(obj) \
39      OBJECT_GET_CLASS(PnvChipClass, (obj), TYPE_PNV_CHIP)
40 
41 typedef enum PnvChipType {
42     PNV_CHIP_POWER8E,     /* AKA Murano (default) */
43     PNV_CHIP_POWER8,      /* AKA Venice */
44     PNV_CHIP_POWER8NVL,   /* AKA Naples */
45     PNV_CHIP_POWER9,      /* AKA Nimbus */
46     PNV_CHIP_POWER10,     /* AKA TBD */
47 } PnvChipType;
48 
49 typedef struct PnvChip {
50     /*< private >*/
51     SysBusDevice parent_obj;
52 
53     /*< public >*/
54     uint32_t     chip_id;
55     uint64_t     ram_start;
56     uint64_t     ram_size;
57 
58     uint32_t     nr_cores;
59     uint64_t     cores_mask;
60     PnvCore      **cores;
61 
62     MemoryRegion xscom_mmio;
63     MemoryRegion xscom;
64     AddressSpace xscom_as;
65 
66     gchar        *dt_isa_nodename;
67 } PnvChip;
68 
69 #define TYPE_PNV8_CHIP "pnv8-chip"
70 #define PNV8_CHIP(obj) OBJECT_CHECK(Pnv8Chip, (obj), TYPE_PNV8_CHIP)
71 
72 typedef struct Pnv8Chip {
73     /*< private >*/
74     PnvChip      parent_obj;
75 
76     /*< public >*/
77     MemoryRegion icp_mmio;
78 
79     PnvLpcController lpc;
80     Pnv8Psi      psi;
81     PnvOCC       occ;
82     PnvHomer     homer;
83 } Pnv8Chip;
84 
85 #define TYPE_PNV9_CHIP "pnv9-chip"
86 #define PNV9_CHIP(obj) OBJECT_CHECK(Pnv9Chip, (obj), TYPE_PNV9_CHIP)
87 
88 typedef struct Pnv9Chip {
89     /*< private >*/
90     PnvChip      parent_obj;
91 
92     /*< public >*/
93     PnvXive      xive;
94     Pnv9Psi      psi;
95     PnvLpcController lpc;
96     PnvOCC       occ;
97     PnvHomer     homer;
98 
99     uint32_t     nr_quads;
100     PnvQuad      *quads;
101 } Pnv9Chip;
102 
103 /*
104  * A SMT8 fused core is a pair of SMT4 cores.
105  */
106 #define PNV9_PIR2FUSEDCORE(pir) (((pir) >> 3) & 0xf)
107 #define PNV9_PIR2CHIP(pir)      (((pir) >> 8) & 0x7f)
108 
109 #define TYPE_PNV10_CHIP "pnv10-chip"
110 #define PNV10_CHIP(obj) OBJECT_CHECK(Pnv10Chip, (obj), TYPE_PNV10_CHIP)
111 
112 typedef struct Pnv10Chip {
113     /*< private >*/
114     PnvChip      parent_obj;
115 
116     /*< public >*/
117     Pnv9Psi      psi;
118     PnvLpcController lpc;
119 } Pnv10Chip;
120 
121 typedef struct PnvChipClass {
122     /*< private >*/
123     SysBusDeviceClass parent_class;
124 
125     /*< public >*/
126     PnvChipType  chip_type;
127     uint64_t     chip_cfam_id;
128     uint64_t     cores_mask;
129 
130     DeviceRealize parent_realize;
131 
132     uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id);
133     void (*intc_create)(PnvChip *chip, PowerPCCPU *cpu, Error **errp);
134     void (*intc_reset)(PnvChip *chip, PowerPCCPU *cpu);
135     void (*intc_destroy)(PnvChip *chip, PowerPCCPU *cpu);
136     void (*intc_print_info)(PnvChip *chip, PowerPCCPU *cpu, Monitor *mon);
137     ISABus *(*isa_create)(PnvChip *chip, Error **errp);
138     void (*dt_populate)(PnvChip *chip, void *fdt);
139     void (*pic_print_info)(PnvChip *chip, Monitor *mon);
140 } PnvChipClass;
141 
142 #define PNV_CHIP_TYPE_SUFFIX "-" TYPE_PNV_CHIP
143 #define PNV_CHIP_TYPE_NAME(cpu_model) cpu_model PNV_CHIP_TYPE_SUFFIX
144 
145 #define TYPE_PNV_CHIP_POWER8E PNV_CHIP_TYPE_NAME("power8e_v2.1")
146 #define PNV_CHIP_POWER8E(obj) \
147     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8E)
148 
149 #define TYPE_PNV_CHIP_POWER8 PNV_CHIP_TYPE_NAME("power8_v2.0")
150 #define PNV_CHIP_POWER8(obj) \
151     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8)
152 
153 #define TYPE_PNV_CHIP_POWER8NVL PNV_CHIP_TYPE_NAME("power8nvl_v1.0")
154 #define PNV_CHIP_POWER8NVL(obj) \
155     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8NVL)
156 
157 #define TYPE_PNV_CHIP_POWER9 PNV_CHIP_TYPE_NAME("power9_v2.0")
158 #define PNV_CHIP_POWER9(obj) \
159     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER9)
160 
161 #define TYPE_PNV_CHIP_POWER10 PNV_CHIP_TYPE_NAME("power10_v1.0")
162 #define PNV_CHIP_POWER10(obj) \
163     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER10)
164 
165 /*
166  * This generates a HW chip id depending on an index, as found on a
167  * two socket system with dual chip modules :
168  *
169  *    0x0, 0x1, 0x10, 0x11
170  *
171  * 4 chips should be the maximum
172  *
173  * TODO: use a machine property to define the chip ids
174  */
175 #define PNV_CHIP_HWID(i) ((((i) & 0x3e) << 3) | ((i) & 0x1))
176 
177 /*
178  * Converts back a HW chip id to an index. This is useful to calculate
179  * the MMIO addresses of some controllers which depend on the chip id.
180  */
181 #define PNV_CHIP_INDEX(chip)                                    \
182     (((chip)->chip_id >> 2) * 2 + ((chip)->chip_id & 0x3))
183 
184 PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir);
185 
186 #define TYPE_PNV_MACHINE       MACHINE_TYPE_NAME("powernv")
187 #define PNV_MACHINE(obj) \
188     OBJECT_CHECK(PnvMachineState, (obj), TYPE_PNV_MACHINE)
189 #define PNV_MACHINE_GET_CLASS(obj) \
190     OBJECT_GET_CLASS(PnvMachineClass, obj, TYPE_PNV_MACHINE)
191 #define PNV_MACHINE_CLASS(klass) \
192     OBJECT_CLASS_CHECK(PnvMachineClass, klass, TYPE_PNV_MACHINE)
193 
194 typedef struct PnvMachineState PnvMachineState;
195 
196 typedef struct PnvMachineClass {
197     /*< private >*/
198     MachineClass parent_class;
199 
200     /*< public >*/
201     const char *compat;
202     int compat_size;
203 
204     void (*dt_power_mgt)(PnvMachineState *pnv, void *fdt);
205 } PnvMachineClass;
206 
207 struct PnvMachineState {
208     /*< private >*/
209     MachineState parent_obj;
210 
211     uint32_t     initrd_base;
212     long         initrd_size;
213 
214     uint32_t     num_chips;
215     PnvChip      **chips;
216 
217     ISABus       *isa_bus;
218     uint32_t     cpld_irqstate;
219 
220     IPMIBmc      *bmc;
221     Notifier     powerdown_notifier;
222 
223     PnvPnor      *pnor;
224 };
225 
226 static inline bool pnv_chip_is_power9(const PnvChip *chip)
227 {
228     return PNV_CHIP_GET_CLASS(chip)->chip_type == PNV_CHIP_POWER9;
229 }
230 
231 PnvChip *pnv_get_chip(uint32_t chip_id);
232 
233 #define PNV_FDT_ADDR          0x01000000
234 #define PNV_TIMEBASE_FREQ     512000000ULL
235 
236 static inline bool pnv_chip_is_power10(const PnvChip *chip)
237 {
238     return PNV_CHIP_GET_CLASS(chip)->chip_type == PNV_CHIP_POWER10;
239 }
240 
241 /*
242  * BMC helpers
243  */
244 void pnv_dt_bmc_sensors(IPMIBmc *bmc, void *fdt);
245 void pnv_bmc_powerdown(IPMIBmc *bmc);
246 IPMIBmc *pnv_bmc_create(void);
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