xref: /openbmc/qemu/include/hw/ppc/pnv.h (revision e615c157)
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 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     uint64_t     cores_mask;
52     PnvCore      **cores;
53 
54     MemoryRegion xscom_mmio;
55     MemoryRegion xscom;
56     AddressSpace xscom_as;
57 
58     gchar        *dt_isa_nodename;
59 } PnvChip;
60 
61 #define TYPE_PNV8_CHIP "pnv8-chip"
62 #define PNV8_CHIP(obj) OBJECT_CHECK(Pnv8Chip, (obj), TYPE_PNV8_CHIP)
63 
64 typedef struct Pnv8Chip {
65     /*< private >*/
66     PnvChip      parent_obj;
67 
68     /*< public >*/
69     MemoryRegion icp_mmio;
70 
71     PnvLpcController lpc;
72     Pnv8Psi      psi;
73     PnvOCC       occ;
74     PnvHomer     homer;
75 } Pnv8Chip;
76 
77 #define TYPE_PNV9_CHIP "pnv9-chip"
78 #define PNV9_CHIP(obj) OBJECT_CHECK(Pnv9Chip, (obj), TYPE_PNV9_CHIP)
79 
80 typedef struct Pnv9Chip {
81     /*< private >*/
82     PnvChip      parent_obj;
83 
84     /*< public >*/
85     PnvXive      xive;
86     Pnv9Psi      psi;
87     PnvLpcController lpc;
88     PnvOCC       occ;
89     PnvHomer     homer;
90 
91     uint32_t     nr_quads;
92     PnvQuad      *quads;
93 } Pnv9Chip;
94 
95 /*
96  * A SMT8 fused core is a pair of SMT4 cores.
97  */
98 #define PNV9_PIR2FUSEDCORE(pir) (((pir) >> 3) & 0xf)
99 #define PNV9_PIR2CHIP(pir)      (((pir) >> 8) & 0x7f)
100 
101 #define TYPE_PNV10_CHIP "pnv10-chip"
102 #define PNV10_CHIP(obj) OBJECT_CHECK(Pnv10Chip, (obj), TYPE_PNV10_CHIP)
103 
104 typedef struct Pnv10Chip {
105     /*< private >*/
106     PnvChip      parent_obj;
107 
108     /*< public >*/
109     Pnv9Psi      psi;
110     PnvLpcController lpc;
111 } Pnv10Chip;
112 
113 typedef struct PnvChipClass {
114     /*< private >*/
115     SysBusDeviceClass parent_class;
116 
117     /*< public >*/
118     uint64_t     chip_cfam_id;
119     uint64_t     cores_mask;
120 
121     DeviceRealize parent_realize;
122 
123     uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id);
124     void (*intc_create)(PnvChip *chip, PowerPCCPU *cpu, Error **errp);
125     void (*intc_reset)(PnvChip *chip, PowerPCCPU *cpu);
126     void (*intc_destroy)(PnvChip *chip, PowerPCCPU *cpu);
127     void (*intc_print_info)(PnvChip *chip, PowerPCCPU *cpu, Monitor *mon);
128     ISABus *(*isa_create)(PnvChip *chip, Error **errp);
129     void (*dt_populate)(PnvChip *chip, void *fdt);
130     void (*pic_print_info)(PnvChip *chip, Monitor *mon);
131     uint64_t (*xscom_core_base)(PnvChip *chip, uint32_t core_id);
132     uint32_t (*xscom_pcba)(PnvChip *chip, uint64_t addr);
133 } PnvChipClass;
134 
135 #define PNV_CHIP_TYPE_SUFFIX "-" TYPE_PNV_CHIP
136 #define PNV_CHIP_TYPE_NAME(cpu_model) cpu_model PNV_CHIP_TYPE_SUFFIX
137 
138 #define TYPE_PNV_CHIP_POWER8E PNV_CHIP_TYPE_NAME("power8e_v2.1")
139 #define PNV_CHIP_POWER8E(obj) \
140     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8E)
141 
142 #define TYPE_PNV_CHIP_POWER8 PNV_CHIP_TYPE_NAME("power8_v2.0")
143 #define PNV_CHIP_POWER8(obj) \
144     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8)
145 
146 #define TYPE_PNV_CHIP_POWER8NVL PNV_CHIP_TYPE_NAME("power8nvl_v1.0")
147 #define PNV_CHIP_POWER8NVL(obj) \
148     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8NVL)
149 
150 #define TYPE_PNV_CHIP_POWER9 PNV_CHIP_TYPE_NAME("power9_v2.0")
151 #define PNV_CHIP_POWER9(obj) \
152     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER9)
153 
154 #define TYPE_PNV_CHIP_POWER10 PNV_CHIP_TYPE_NAME("power10_v1.0")
155 #define PNV_CHIP_POWER10(obj) \
156     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER10)
157 
158 /*
159  * This generates a HW chip id depending on an index, as found on a
160  * two socket system with dual chip modules :
161  *
162  *    0x0, 0x1, 0x10, 0x11
163  *
164  * 4 chips should be the maximum
165  *
166  * TODO: use a machine property to define the chip ids
167  */
168 #define PNV_CHIP_HWID(i) ((((i) & 0x3e) << 3) | ((i) & 0x1))
169 
170 /*
171  * Converts back a HW chip id to an index. This is useful to calculate
172  * the MMIO addresses of some controllers which depend on the chip id.
173  */
174 #define PNV_CHIP_INDEX(chip)                                    \
175     (((chip)->chip_id >> 2) * 2 + ((chip)->chip_id & 0x3))
176 
177 PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir);
178 
179 #define TYPE_PNV_MACHINE       MACHINE_TYPE_NAME("powernv")
180 #define PNV_MACHINE(obj) \
181     OBJECT_CHECK(PnvMachineState, (obj), TYPE_PNV_MACHINE)
182 #define PNV_MACHINE_GET_CLASS(obj) \
183     OBJECT_GET_CLASS(PnvMachineClass, obj, TYPE_PNV_MACHINE)
184 #define PNV_MACHINE_CLASS(klass) \
185     OBJECT_CLASS_CHECK(PnvMachineClass, klass, TYPE_PNV_MACHINE)
186 
187 typedef struct PnvMachineState PnvMachineState;
188 
189 typedef struct PnvMachineClass {
190     /*< private >*/
191     MachineClass parent_class;
192 
193     /*< public >*/
194     const char *compat;
195     int compat_size;
196 
197     void (*dt_power_mgt)(PnvMachineState *pnv, void *fdt);
198 } PnvMachineClass;
199 
200 struct PnvMachineState {
201     /*< private >*/
202     MachineState parent_obj;
203 
204     uint32_t     initrd_base;
205     long         initrd_size;
206 
207     uint32_t     num_chips;
208     PnvChip      **chips;
209 
210     ISABus       *isa_bus;
211     uint32_t     cpld_irqstate;
212 
213     IPMIBmc      *bmc;
214     Notifier     powerdown_notifier;
215 
216     PnvPnor      *pnor;
217 };
218 
219 PnvChip *pnv_get_chip(uint32_t chip_id);
220 
221 #define PNV_FDT_ADDR          0x01000000
222 #define PNV_TIMEBASE_FREQ     512000000ULL
223 
224 /*
225  * BMC helpers
226  */
227 void pnv_dt_bmc_sensors(IPMIBmc *bmc, void *fdt);
228 void pnv_bmc_powerdown(IPMIBmc *bmc);
229 IPMIBmc *pnv_bmc_create(void);
230 
231 /*
232  * POWER8 MMIO base addresses
233  */
234 #define PNV_XSCOM_SIZE        0x800000000ull
235 #define PNV_XSCOM_BASE(chip)                                            \
236     (0x0003fc0000000000ull + ((uint64_t)(chip)->chip_id) * PNV_XSCOM_SIZE)
237 
238 #define PNV_OCC_COMMON_AREA_SIZE    0x0000000000800000ull
239 #define PNV_OCC_COMMON_AREA_BASE    0x7fff800000ull
240 #define PNV_OCC_SENSOR_BASE(chip)   (PNV_OCC_COMMON_AREA_BASE + \
241     PNV_OCC_SENSOR_DATA_BLOCK_BASE(PNV_CHIP_INDEX(chip)))
242 
243 #define PNV_HOMER_SIZE              0x0000000000400000ull
244 #define PNV_HOMER_BASE(chip)                                            \
245     (0x7ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV_HOMER_SIZE)
246 
247 
248 /*
249  * XSCOM 0x20109CA defines the ICP BAR:
250  *
251  * 0:29   : bits 14 to 43 of address to define 1 MB region.
252  * 30     : 1 to enable ICP to receive loads/stores against its BAR region
253  * 31:63  : Constant 0
254  *
255  * Usually defined as :
256  *
257  *      0xffffe00200000000 -> 0x0003ffff80000000
258  *      0xffffe00600000000 -> 0x0003ffff80100000
259  *      0xffffe02200000000 -> 0x0003ffff80800000
260  *      0xffffe02600000000 -> 0x0003ffff80900000
261  */
262 #define PNV_ICP_SIZE         0x0000000000100000ull
263 #define PNV_ICP_BASE(chip)                                              \
264     (0x0003ffff80000000ull + (uint64_t) PNV_CHIP_INDEX(chip) * PNV_ICP_SIZE)
265 
266 
267 #define PNV_PSIHB_SIZE       0x0000000000100000ull
268 #define PNV_PSIHB_BASE(chip) \
269     (0x0003fffe80000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * PNV_PSIHB_SIZE)
270 
271 #define PNV_PSIHB_FSP_SIZE   0x0000000100000000ull
272 #define PNV_PSIHB_FSP_BASE(chip) \
273     (0x0003ffe000000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * \
274      PNV_PSIHB_FSP_SIZE)
275 
276 /*
277  * POWER9 MMIO base addresses
278  */
279 #define PNV9_CHIP_BASE(chip, base)   \
280     ((base) + ((uint64_t) (chip)->chip_id << 42))
281 
282 #define PNV9_XIVE_VC_SIZE            0x0000008000000000ull
283 #define PNV9_XIVE_VC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006010000000000ull)
284 
285 #define PNV9_XIVE_PC_SIZE            0x0000001000000000ull
286 #define PNV9_XIVE_PC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006018000000000ull)
287 
288 #define PNV9_LPCM_SIZE               0x0000000100000000ull
289 #define PNV9_LPCM_BASE(chip)         PNV9_CHIP_BASE(chip, 0x0006030000000000ull)
290 
291 #define PNV9_PSIHB_SIZE              0x0000000000100000ull
292 #define PNV9_PSIHB_BASE(chip)        PNV9_CHIP_BASE(chip, 0x0006030203000000ull)
293 
294 #define PNV9_XIVE_IC_SIZE            0x0000000000080000ull
295 #define PNV9_XIVE_IC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203100000ull)
296 
297 #define PNV9_XIVE_TM_SIZE            0x0000000000040000ull
298 #define PNV9_XIVE_TM_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203180000ull)
299 
300 #define PNV9_PSIHB_ESB_SIZE          0x0000000000010000ull
301 #define PNV9_PSIHB_ESB_BASE(chip)    PNV9_CHIP_BASE(chip, 0x00060302031c0000ull)
302 
303 #define PNV9_XSCOM_SIZE              0x0000000400000000ull
304 #define PNV9_XSCOM_BASE(chip)        PNV9_CHIP_BASE(chip, 0x00603fc00000000ull)
305 
306 #define PNV9_OCC_COMMON_AREA_SIZE    0x0000000000800000ull
307 #define PNV9_OCC_COMMON_AREA_BASE    0x203fff800000ull
308 #define PNV9_OCC_SENSOR_BASE(chip)   (PNV9_OCC_COMMON_AREA_BASE +       \
309     PNV_OCC_SENSOR_DATA_BLOCK_BASE(PNV_CHIP_INDEX(chip)))
310 
311 #define PNV9_HOMER_SIZE              0x0000000000400000ull
312 #define PNV9_HOMER_BASE(chip)                                           \
313     (0x203ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV9_HOMER_SIZE)
314 
315 /*
316  * POWER10 MMIO base addresses - 16TB stride per chip
317  */
318 #define PNV10_CHIP_BASE(chip, base)   \
319     ((base) + ((uint64_t) (chip)->chip_id << 44))
320 
321 #define PNV10_XSCOM_SIZE             0x0000000400000000ull
322 #define PNV10_XSCOM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x00603fc00000000ull)
323 
324 #define PNV10_LPCM_SIZE             0x0000000100000000ull
325 #define PNV10_LPCM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x0006030000000000ull)
326 
327 #define PNV10_PSIHB_ESB_SIZE        0x0000000000100000ull
328 #define PNV10_PSIHB_ESB_BASE(chip)  PNV10_CHIP_BASE(chip, 0x0006030202000000ull)
329 
330 #define PNV10_PSIHB_SIZE            0x0000000000100000ull
331 #define PNV10_PSIHB_BASE(chip)      PNV10_CHIP_BASE(chip, 0x0006030203000000ull)
332 
333 #endif /* PPC_PNV_H */
334