xref: /openbmc/qemu/include/hw/ppc/pnv.h (revision 8b50ce850538223b8dd2c2f4ed8a819d3c60bfc1)
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 } Pnv10Chip;
119 
120 typedef struct PnvChipClass {
121     /*< private >*/
122     SysBusDeviceClass parent_class;
123 
124     /*< public >*/
125     PnvChipType  chip_type;
126     uint64_t     chip_cfam_id;
127     uint64_t     cores_mask;
128 
129     DeviceRealize parent_realize;
130 
131     uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id);
132     void (*intc_create)(PnvChip *chip, PowerPCCPU *cpu, Error **errp);
133     void (*intc_reset)(PnvChip *chip, PowerPCCPU *cpu);
134     void (*intc_destroy)(PnvChip *chip, PowerPCCPU *cpu);
135     ISABus *(*isa_create)(PnvChip *chip, Error **errp);
136     void (*dt_populate)(PnvChip *chip, void *fdt);
137     void (*pic_print_info)(PnvChip *chip, Monitor *mon);
138 } PnvChipClass;
139 
140 #define PNV_CHIP_TYPE_SUFFIX "-" TYPE_PNV_CHIP
141 #define PNV_CHIP_TYPE_NAME(cpu_model) cpu_model PNV_CHIP_TYPE_SUFFIX
142 
143 #define TYPE_PNV_CHIP_POWER8E PNV_CHIP_TYPE_NAME("power8e_v2.1")
144 #define PNV_CHIP_POWER8E(obj) \
145     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8E)
146 
147 #define TYPE_PNV_CHIP_POWER8 PNV_CHIP_TYPE_NAME("power8_v2.0")
148 #define PNV_CHIP_POWER8(obj) \
149     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8)
150 
151 #define TYPE_PNV_CHIP_POWER8NVL PNV_CHIP_TYPE_NAME("power8nvl_v1.0")
152 #define PNV_CHIP_POWER8NVL(obj) \
153     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8NVL)
154 
155 #define TYPE_PNV_CHIP_POWER9 PNV_CHIP_TYPE_NAME("power9_v2.0")
156 #define PNV_CHIP_POWER9(obj) \
157     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER9)
158 
159 #define TYPE_PNV_CHIP_POWER10 PNV_CHIP_TYPE_NAME("power10_v1.0")
160 #define PNV_CHIP_POWER10(obj) \
161     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER10)
162 
163 /*
164  * This generates a HW chip id depending on an index, as found on a
165  * two socket system with dual chip modules :
166  *
167  *    0x0, 0x1, 0x10, 0x11
168  *
169  * 4 chips should be the maximum
170  *
171  * TODO: use a machine property to define the chip ids
172  */
173 #define PNV_CHIP_HWID(i) ((((i) & 0x3e) << 3) | ((i) & 0x1))
174 
175 /*
176  * Converts back a HW chip id to an index. This is useful to calculate
177  * the MMIO addresses of some controllers which depend on the chip id.
178  */
179 #define PNV_CHIP_INDEX(chip)                                    \
180     (((chip)->chip_id >> 2) * 2 + ((chip)->chip_id & 0x3))
181 
182 PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir);
183 
184 #define TYPE_PNV_MACHINE       MACHINE_TYPE_NAME("powernv")
185 #define PNV_MACHINE(obj) \
186     OBJECT_CHECK(PnvMachineState, (obj), TYPE_PNV_MACHINE)
187 
188 typedef struct PnvMachineState {
189     /*< private >*/
190     MachineState parent_obj;
191 
192     uint32_t     initrd_base;
193     long         initrd_size;
194 
195     uint32_t     num_chips;
196     PnvChip      **chips;
197 
198     ISABus       *isa_bus;
199     uint32_t     cpld_irqstate;
200 
201     IPMIBmc      *bmc;
202     Notifier     powerdown_notifier;
203 
204     PnvPnor      *pnor;
205 } PnvMachineState;
206 
207 static inline bool pnv_chip_is_power9(const PnvChip *chip)
208 {
209     return PNV_CHIP_GET_CLASS(chip)->chip_type == PNV_CHIP_POWER9;
210 }
211 
212 static inline bool pnv_is_power9(PnvMachineState *pnv)
213 {
214     return pnv_chip_is_power9(pnv->chips[0]);
215 }
216 
217 PnvChip *pnv_get_chip(uint32_t chip_id);
218 
219 #define PNV_FDT_ADDR          0x01000000
220 #define PNV_TIMEBASE_FREQ     512000000ULL
221 
222 static inline bool pnv_chip_is_power10(const PnvChip *chip)
223 {
224     return PNV_CHIP_GET_CLASS(chip)->chip_type == PNV_CHIP_POWER10;
225 }
226 
227 static inline bool pnv_is_power10(PnvMachineState *pnv)
228 {
229     return pnv_chip_is_power10(pnv->chips[0]);
230 }
231 
232 /*
233  * BMC helpers
234  */
235 void pnv_dt_bmc_sensors(IPMIBmc *bmc, void *fdt);
236 void pnv_bmc_powerdown(IPMIBmc *bmc);
237 IPMIBmc *pnv_bmc_create(void);
238 
239 /*
240  * POWER8 MMIO base addresses
241  */
242 #define PNV_XSCOM_SIZE        0x800000000ull
243 #define PNV_XSCOM_BASE(chip)                                            \
244     (0x0003fc0000000000ull + ((uint64_t)(chip)->chip_id) * PNV_XSCOM_SIZE)
245 
246 #define PNV_OCC_COMMON_AREA_SIZE    0x0000000000700000ull
247 #define PNV_OCC_COMMON_AREA(chip)                                       \
248     (0x7fff800000ull + ((uint64_t)PNV_CHIP_INDEX(chip) * \
249                          PNV_OCC_COMMON_AREA_SIZE))
250 
251 #define PNV_HOMER_SIZE              0x0000000000300000ull
252 #define PNV_HOMER_BASE(chip)                                            \
253     (0x7ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV_HOMER_SIZE)
254 
255 
256 /*
257  * XSCOM 0x20109CA defines the ICP BAR:
258  *
259  * 0:29   : bits 14 to 43 of address to define 1 MB region.
260  * 30     : 1 to enable ICP to receive loads/stores against its BAR region
261  * 31:63  : Constant 0
262  *
263  * Usually defined as :
264  *
265  *      0xffffe00200000000 -> 0x0003ffff80000000
266  *      0xffffe00600000000 -> 0x0003ffff80100000
267  *      0xffffe02200000000 -> 0x0003ffff80800000
268  *      0xffffe02600000000 -> 0x0003ffff80900000
269  */
270 #define PNV_ICP_SIZE         0x0000000000100000ull
271 #define PNV_ICP_BASE(chip)                                              \
272     (0x0003ffff80000000ull + (uint64_t) PNV_CHIP_INDEX(chip) * PNV_ICP_SIZE)
273 
274 
275 #define PNV_PSIHB_SIZE       0x0000000000100000ull
276 #define PNV_PSIHB_BASE(chip) \
277     (0x0003fffe80000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * PNV_PSIHB_SIZE)
278 
279 #define PNV_PSIHB_FSP_SIZE   0x0000000100000000ull
280 #define PNV_PSIHB_FSP_BASE(chip) \
281     (0x0003ffe000000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * \
282      PNV_PSIHB_FSP_SIZE)
283 
284 /*
285  * POWER9 MMIO base addresses
286  */
287 #define PNV9_CHIP_BASE(chip, base)   \
288     ((base) + ((uint64_t) (chip)->chip_id << 42))
289 
290 #define PNV9_XIVE_VC_SIZE            0x0000008000000000ull
291 #define PNV9_XIVE_VC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006010000000000ull)
292 
293 #define PNV9_XIVE_PC_SIZE            0x0000001000000000ull
294 #define PNV9_XIVE_PC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006018000000000ull)
295 
296 #define PNV9_LPCM_SIZE               0x0000000100000000ull
297 #define PNV9_LPCM_BASE(chip)         PNV9_CHIP_BASE(chip, 0x0006030000000000ull)
298 
299 #define PNV9_PSIHB_SIZE              0x0000000000100000ull
300 #define PNV9_PSIHB_BASE(chip)        PNV9_CHIP_BASE(chip, 0x0006030203000000ull)
301 
302 #define PNV9_XIVE_IC_SIZE            0x0000000000080000ull
303 #define PNV9_XIVE_IC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203100000ull)
304 
305 #define PNV9_XIVE_TM_SIZE            0x0000000000040000ull
306 #define PNV9_XIVE_TM_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203180000ull)
307 
308 #define PNV9_PSIHB_ESB_SIZE          0x0000000000010000ull
309 #define PNV9_PSIHB_ESB_BASE(chip)    PNV9_CHIP_BASE(chip, 0x00060302031c0000ull)
310 
311 #define PNV9_XSCOM_SIZE              0x0000000400000000ull
312 #define PNV9_XSCOM_BASE(chip)        PNV9_CHIP_BASE(chip, 0x00603fc00000000ull)
313 
314 #define PNV9_OCC_COMMON_AREA_SIZE    0x0000000000700000ull
315 #define PNV9_OCC_COMMON_AREA(chip)                                      \
316     (0x203fff800000ull + ((uint64_t)PNV_CHIP_INDEX(chip) * \
317                            PNV9_OCC_COMMON_AREA_SIZE))
318 
319 #define PNV9_HOMER_SIZE              0x0000000000300000ull
320 #define PNV9_HOMER_BASE(chip)                                           \
321     (0x203ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV9_HOMER_SIZE)
322 
323 /*
324  * POWER10 MMIO base addresses - 16TB stride per chip
325  */
326 #define PNV10_CHIP_BASE(chip, base)   \
327     ((base) + ((uint64_t) (chip)->chip_id << 44))
328 
329 #define PNV10_XSCOM_SIZE             0x0000000400000000ull
330 #define PNV10_XSCOM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x00603fc00000000ull)
331 
332 #define PNV10_PSIHB_ESB_SIZE        0x0000000000100000ull
333 #define PNV10_PSIHB_ESB_BASE(chip)  PNV10_CHIP_BASE(chip, 0x0006030202000000ull)
334 
335 #define PNV10_PSIHB_SIZE            0x0000000000100000ull
336 #define PNV10_PSIHB_BASE(chip)      PNV10_CHIP_BASE(chip, 0x0006030203000000ull)
337 
338 #endif /* PPC_PNV_H */
339