xref: /openbmc/qemu/include/hw/ppc/pnv.h (revision 0da41d3c5af7897e742c2fa4f6a5c5609b86c493)
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 
76     XICSFabric    *xics;
77 } Pnv8Chip;
78 
79 #define TYPE_PNV9_CHIP "pnv9-chip"
80 #define PNV9_CHIP(obj) OBJECT_CHECK(Pnv9Chip, (obj), TYPE_PNV9_CHIP)
81 
82 typedef struct Pnv9Chip {
83     /*< private >*/
84     PnvChip      parent_obj;
85 
86     /*< public >*/
87     PnvXive      xive;
88     Pnv9Psi      psi;
89     PnvLpcController lpc;
90     PnvOCC       occ;
91     PnvHomer     homer;
92 
93     uint32_t     nr_quads;
94     PnvQuad      *quads;
95 } Pnv9Chip;
96 
97 /*
98  * A SMT8 fused core is a pair of SMT4 cores.
99  */
100 #define PNV9_PIR2FUSEDCORE(pir) (((pir) >> 3) & 0xf)
101 #define PNV9_PIR2CHIP(pir)      (((pir) >> 8) & 0x7f)
102 
103 #define TYPE_PNV10_CHIP "pnv10-chip"
104 #define PNV10_CHIP(obj) OBJECT_CHECK(Pnv10Chip, (obj), TYPE_PNV10_CHIP)
105 
106 typedef struct Pnv10Chip {
107     /*< private >*/
108     PnvChip      parent_obj;
109 
110     /*< public >*/
111     Pnv9Psi      psi;
112     PnvLpcController lpc;
113 } Pnv10Chip;
114 
115 typedef struct PnvChipClass {
116     /*< private >*/
117     SysBusDeviceClass parent_class;
118 
119     /*< public >*/
120     uint64_t     chip_cfam_id;
121     uint64_t     cores_mask;
122 
123     DeviceRealize parent_realize;
124 
125     uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id);
126     void (*intc_create)(PnvChip *chip, PowerPCCPU *cpu, Error **errp);
127     void (*intc_reset)(PnvChip *chip, PowerPCCPU *cpu);
128     void (*intc_destroy)(PnvChip *chip, PowerPCCPU *cpu);
129     void (*intc_print_info)(PnvChip *chip, PowerPCCPU *cpu, Monitor *mon);
130     ISABus *(*isa_create)(PnvChip *chip, Error **errp);
131     void (*dt_populate)(PnvChip *chip, void *fdt);
132     void (*pic_print_info)(PnvChip *chip, Monitor *mon);
133     uint64_t (*xscom_core_base)(PnvChip *chip, uint32_t core_id);
134     uint32_t (*xscom_pcba)(PnvChip *chip, uint64_t addr);
135 } PnvChipClass;
136 
137 #define PNV_CHIP_TYPE_SUFFIX "-" TYPE_PNV_CHIP
138 #define PNV_CHIP_TYPE_NAME(cpu_model) cpu_model PNV_CHIP_TYPE_SUFFIX
139 
140 #define TYPE_PNV_CHIP_POWER8E PNV_CHIP_TYPE_NAME("power8e_v2.1")
141 #define PNV_CHIP_POWER8E(obj) \
142     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8E)
143 
144 #define TYPE_PNV_CHIP_POWER8 PNV_CHIP_TYPE_NAME("power8_v2.0")
145 #define PNV_CHIP_POWER8(obj) \
146     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8)
147 
148 #define TYPE_PNV_CHIP_POWER8NVL PNV_CHIP_TYPE_NAME("power8nvl_v1.0")
149 #define PNV_CHIP_POWER8NVL(obj) \
150     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8NVL)
151 
152 #define TYPE_PNV_CHIP_POWER9 PNV_CHIP_TYPE_NAME("power9_v2.0")
153 #define PNV_CHIP_POWER9(obj) \
154     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER9)
155 
156 #define TYPE_PNV_CHIP_POWER10 PNV_CHIP_TYPE_NAME("power10_v1.0")
157 #define PNV_CHIP_POWER10(obj) \
158     OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER10)
159 
160 /*
161  * This generates a HW chip id depending on an index, as found on a
162  * two socket system with dual chip modules :
163  *
164  *    0x0, 0x1, 0x10, 0x11
165  *
166  * 4 chips should be the maximum
167  *
168  * TODO: use a machine property to define the chip ids
169  */
170 #define PNV_CHIP_HWID(i) ((((i) & 0x3e) << 3) | ((i) & 0x1))
171 
172 /*
173  * Converts back a HW chip id to an index. This is useful to calculate
174  * the MMIO addresses of some controllers which depend on the chip id.
175  */
176 #define PNV_CHIP_INDEX(chip)                                    \
177     (((chip)->chip_id >> 2) * 2 + ((chip)->chip_id & 0x3))
178 
179 PowerPCCPU *pnv_chip_find_cpu(PnvChip *chip, uint32_t pir);
180 
181 #define TYPE_PNV_MACHINE       MACHINE_TYPE_NAME("powernv")
182 #define PNV_MACHINE(obj) \
183     OBJECT_CHECK(PnvMachineState, (obj), TYPE_PNV_MACHINE)
184 #define PNV_MACHINE_GET_CLASS(obj) \
185     OBJECT_GET_CLASS(PnvMachineClass, obj, TYPE_PNV_MACHINE)
186 #define PNV_MACHINE_CLASS(klass) \
187     OBJECT_CLASS_CHECK(PnvMachineClass, klass, TYPE_PNV_MACHINE)
188 
189 typedef struct PnvMachineState PnvMachineState;
190 
191 typedef struct PnvMachineClass {
192     /*< private >*/
193     MachineClass parent_class;
194 
195     /*< public >*/
196     const char *compat;
197     int compat_size;
198 
199     void (*dt_power_mgt)(PnvMachineState *pnv, void *fdt);
200 } PnvMachineClass;
201 
202 struct PnvMachineState {
203     /*< private >*/
204     MachineState parent_obj;
205 
206     uint32_t     initrd_base;
207     long         initrd_size;
208 
209     uint32_t     num_chips;
210     PnvChip      **chips;
211 
212     ISABus       *isa_bus;
213     uint32_t     cpld_irqstate;
214 
215     IPMIBmc      *bmc;
216     Notifier     powerdown_notifier;
217 
218     PnvPnor      *pnor;
219 };
220 
221 PnvChip *pnv_get_chip(uint32_t chip_id);
222 
223 #define PNV_FDT_ADDR          0x01000000
224 #define PNV_TIMEBASE_FREQ     512000000ULL
225 
226 /*
227  * BMC helpers
228  */
229 void pnv_dt_bmc_sensors(IPMIBmc *bmc, void *fdt);
230 void pnv_bmc_powerdown(IPMIBmc *bmc);
231 IPMIBmc *pnv_bmc_create(void);
232 
233 /*
234  * POWER8 MMIO base addresses
235  */
236 #define PNV_XSCOM_SIZE        0x800000000ull
237 #define PNV_XSCOM_BASE(chip)                                            \
238     (0x0003fc0000000000ull + ((uint64_t)(chip)->chip_id) * PNV_XSCOM_SIZE)
239 
240 #define PNV_OCC_COMMON_AREA_SIZE    0x0000000000800000ull
241 #define PNV_OCC_COMMON_AREA_BASE    0x7fff800000ull
242 #define PNV_OCC_SENSOR_BASE(chip)   (PNV_OCC_COMMON_AREA_BASE + \
243     PNV_OCC_SENSOR_DATA_BLOCK_BASE(PNV_CHIP_INDEX(chip)))
244 
245 #define PNV_HOMER_SIZE              0x0000000000400000ull
246 #define PNV_HOMER_BASE(chip)                                            \
247     (0x7ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV_HOMER_SIZE)
248 
249 
250 /*
251  * XSCOM 0x20109CA defines the ICP BAR:
252  *
253  * 0:29   : bits 14 to 43 of address to define 1 MB region.
254  * 30     : 1 to enable ICP to receive loads/stores against its BAR region
255  * 31:63  : Constant 0
256  *
257  * Usually defined as :
258  *
259  *      0xffffe00200000000 -> 0x0003ffff80000000
260  *      0xffffe00600000000 -> 0x0003ffff80100000
261  *      0xffffe02200000000 -> 0x0003ffff80800000
262  *      0xffffe02600000000 -> 0x0003ffff80900000
263  */
264 #define PNV_ICP_SIZE         0x0000000000100000ull
265 #define PNV_ICP_BASE(chip)                                              \
266     (0x0003ffff80000000ull + (uint64_t) PNV_CHIP_INDEX(chip) * PNV_ICP_SIZE)
267 
268 
269 #define PNV_PSIHB_SIZE       0x0000000000100000ull
270 #define PNV_PSIHB_BASE(chip) \
271     (0x0003fffe80000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * PNV_PSIHB_SIZE)
272 
273 #define PNV_PSIHB_FSP_SIZE   0x0000000100000000ull
274 #define PNV_PSIHB_FSP_BASE(chip) \
275     (0x0003ffe000000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * \
276      PNV_PSIHB_FSP_SIZE)
277 
278 /*
279  * POWER9 MMIO base addresses
280  */
281 #define PNV9_CHIP_BASE(chip, base)   \
282     ((base) + ((uint64_t) (chip)->chip_id << 42))
283 
284 #define PNV9_XIVE_VC_SIZE            0x0000008000000000ull
285 #define PNV9_XIVE_VC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006010000000000ull)
286 
287 #define PNV9_XIVE_PC_SIZE            0x0000001000000000ull
288 #define PNV9_XIVE_PC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006018000000000ull)
289 
290 #define PNV9_LPCM_SIZE               0x0000000100000000ull
291 #define PNV9_LPCM_BASE(chip)         PNV9_CHIP_BASE(chip, 0x0006030000000000ull)
292 
293 #define PNV9_PSIHB_SIZE              0x0000000000100000ull
294 #define PNV9_PSIHB_BASE(chip)        PNV9_CHIP_BASE(chip, 0x0006030203000000ull)
295 
296 #define PNV9_XIVE_IC_SIZE            0x0000000000080000ull
297 #define PNV9_XIVE_IC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203100000ull)
298 
299 #define PNV9_XIVE_TM_SIZE            0x0000000000040000ull
300 #define PNV9_XIVE_TM_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203180000ull)
301 
302 #define PNV9_PSIHB_ESB_SIZE          0x0000000000010000ull
303 #define PNV9_PSIHB_ESB_BASE(chip)    PNV9_CHIP_BASE(chip, 0x00060302031c0000ull)
304 
305 #define PNV9_XSCOM_SIZE              0x0000000400000000ull
306 #define PNV9_XSCOM_BASE(chip)        PNV9_CHIP_BASE(chip, 0x00603fc00000000ull)
307 
308 #define PNV9_OCC_COMMON_AREA_SIZE    0x0000000000800000ull
309 #define PNV9_OCC_COMMON_AREA_BASE    0x203fff800000ull
310 #define PNV9_OCC_SENSOR_BASE(chip)   (PNV9_OCC_COMMON_AREA_BASE +       \
311     PNV_OCC_SENSOR_DATA_BLOCK_BASE(PNV_CHIP_INDEX(chip)))
312 
313 #define PNV9_HOMER_SIZE              0x0000000000400000ull
314 #define PNV9_HOMER_BASE(chip)                                           \
315     (0x203ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV9_HOMER_SIZE)
316 
317 /*
318  * POWER10 MMIO base addresses - 16TB stride per chip
319  */
320 #define PNV10_CHIP_BASE(chip, base)   \
321     ((base) + ((uint64_t) (chip)->chip_id << 44))
322 
323 #define PNV10_XSCOM_SIZE             0x0000000400000000ull
324 #define PNV10_XSCOM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x00603fc00000000ull)
325 
326 #define PNV10_LPCM_SIZE             0x0000000100000000ull
327 #define PNV10_LPCM_BASE(chip)       PNV10_CHIP_BASE(chip, 0x0006030000000000ull)
328 
329 #define PNV10_PSIHB_ESB_SIZE        0x0000000000100000ull
330 #define PNV10_PSIHB_ESB_BASE(chip)  PNV10_CHIP_BASE(chip, 0x0006030202000000ull)
331 
332 #define PNV10_PSIHB_SIZE            0x0000000000100000ull
333 #define PNV10_PSIHB_BASE(chip)      PNV10_CHIP_BASE(chip, 0x0006030203000000ull)
334 
335 #endif /* PPC_PNV_H */
336