xref: /openbmc/qemu/hw/arm/aspeed.c (revision c5a61e5a)
1 /*
2  * OpenPOWER Palmetto BMC
3  *
4  * Andrew Jeffery <andrew@aj.id.au>
5  *
6  * Copyright 2016 IBM Corp.
7  *
8  * This code is licensed under the GPL version 2 or later.  See
9  * the COPYING file in the top-level directory.
10  */
11 
12 #include "qemu/osdep.h"
13 #include "qapi/error.h"
14 #include "cpu.h"
15 #include "exec/address-spaces.h"
16 #include "hw/arm/boot.h"
17 #include "hw/arm/aspeed.h"
18 #include "hw/arm/aspeed_soc.h"
19 #include "hw/boards.h"
20 #include "hw/i2c/smbus_eeprom.h"
21 #include "hw/misc/pca9552.h"
22 #include "hw/misc/tmp105.h"
23 #include "hw/qdev-properties.h"
24 #include "qemu/log.h"
25 #include "sysemu/block-backend.h"
26 #include "sysemu/sysemu.h"
27 #include "hw/loader.h"
28 #include "qemu/error-report.h"
29 #include "qemu/units.h"
30 
31 static struct arm_boot_info aspeed_board_binfo = {
32     .board_id = -1, /* device-tree-only board */
33 };
34 
35 struct AspeedMachineState {
36     /* Private */
37     MachineState parent_obj;
38     /* Public */
39 
40     AspeedSoCState soc;
41     MemoryRegion ram_container;
42     MemoryRegion max_ram;
43     bool mmio_exec;
44 };
45 
46 /* Palmetto hardware value: 0x120CE416 */
47 #define PALMETTO_BMC_HW_STRAP1 (                                        \
48         SCU_AST2400_HW_STRAP_DRAM_SIZE(DRAM_SIZE_256MB) |               \
49         SCU_AST2400_HW_STRAP_DRAM_CONFIG(2 /* DDR3 with CL=6, CWL=5 */) | \
50         SCU_AST2400_HW_STRAP_ACPI_DIS |                                 \
51         SCU_AST2400_HW_STRAP_SET_CLK_SOURCE(AST2400_CLK_48M_IN) |       \
52         SCU_HW_STRAP_VGA_CLASS_CODE |                                   \
53         SCU_HW_STRAP_LPC_RESET_PIN |                                    \
54         SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_M_S_EN) |                \
55         SCU_AST2400_HW_STRAP_SET_CPU_AHB_RATIO(AST2400_CPU_AHB_RATIO_2_1) | \
56         SCU_HW_STRAP_SPI_WIDTH |                                        \
57         SCU_HW_STRAP_VGA_SIZE_SET(VGA_16M_DRAM) |                       \
58         SCU_AST2400_HW_STRAP_BOOT_MODE(AST2400_SPI_BOOT))
59 
60 /* TODO: Find the actual hardware value */
61 #define SUPERMICROX11_BMC_HW_STRAP1 (                                   \
62         SCU_AST2400_HW_STRAP_DRAM_SIZE(DRAM_SIZE_128MB) |               \
63         SCU_AST2400_HW_STRAP_DRAM_CONFIG(2) |                           \
64         SCU_AST2400_HW_STRAP_ACPI_DIS |                                 \
65         SCU_AST2400_HW_STRAP_SET_CLK_SOURCE(AST2400_CLK_48M_IN) |       \
66         SCU_HW_STRAP_VGA_CLASS_CODE |                                   \
67         SCU_HW_STRAP_LPC_RESET_PIN |                                    \
68         SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_M_S_EN) |                \
69         SCU_AST2400_HW_STRAP_SET_CPU_AHB_RATIO(AST2400_CPU_AHB_RATIO_2_1) | \
70         SCU_HW_STRAP_SPI_WIDTH |                                        \
71         SCU_HW_STRAP_VGA_SIZE_SET(VGA_16M_DRAM) |                       \
72         SCU_AST2400_HW_STRAP_BOOT_MODE(AST2400_SPI_BOOT))
73 
74 /* AST2500 evb hardware value: 0xF100C2E6 */
75 #define AST2500_EVB_HW_STRAP1 ((                                        \
76         AST2500_HW_STRAP1_DEFAULTS |                                    \
77         SCU_AST2500_HW_STRAP_SPI_AUTOFETCH_ENABLE |                     \
78         SCU_AST2500_HW_STRAP_GPIO_STRAP_ENABLE |                        \
79         SCU_AST2500_HW_STRAP_UART_DEBUG |                               \
80         SCU_AST2500_HW_STRAP_DDR4_ENABLE |                              \
81         SCU_HW_STRAP_MAC1_RGMII |                                       \
82         SCU_HW_STRAP_MAC0_RGMII) &                                      \
83         ~SCU_HW_STRAP_2ND_BOOT_WDT)
84 
85 /* Romulus hardware value: 0xF10AD206 */
86 #define ROMULUS_BMC_HW_STRAP1 (                                         \
87         AST2500_HW_STRAP1_DEFAULTS |                                    \
88         SCU_AST2500_HW_STRAP_SPI_AUTOFETCH_ENABLE |                     \
89         SCU_AST2500_HW_STRAP_GPIO_STRAP_ENABLE |                        \
90         SCU_AST2500_HW_STRAP_UART_DEBUG |                               \
91         SCU_AST2500_HW_STRAP_DDR4_ENABLE |                              \
92         SCU_AST2500_HW_STRAP_ACPI_ENABLE |                              \
93         SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_MASTER))
94 
95 /* Sonorapass hardware value: 0xF100D216 */
96 #define SONORAPASS_BMC_HW_STRAP1 (                                      \
97         SCU_AST2500_HW_STRAP_SPI_AUTOFETCH_ENABLE |                     \
98         SCU_AST2500_HW_STRAP_GPIO_STRAP_ENABLE |                        \
99         SCU_AST2500_HW_STRAP_UART_DEBUG |                               \
100         SCU_AST2500_HW_STRAP_RESERVED28 |                               \
101         SCU_AST2500_HW_STRAP_DDR4_ENABLE |                              \
102         SCU_HW_STRAP_VGA_CLASS_CODE |                                   \
103         SCU_HW_STRAP_LPC_RESET_PIN |                                    \
104         SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_MASTER) |                \
105         SCU_AST2500_HW_STRAP_SET_AXI_AHB_RATIO(AXI_AHB_RATIO_2_1) |     \
106         SCU_HW_STRAP_VGA_BIOS_ROM |                                     \
107         SCU_HW_STRAP_VGA_SIZE_SET(VGA_16M_DRAM) |                       \
108         SCU_AST2500_HW_STRAP_RESERVED1)
109 
110 /* Swift hardware value: 0xF11AD206 */
111 #define SWIFT_BMC_HW_STRAP1 (                                           \
112         AST2500_HW_STRAP1_DEFAULTS |                                    \
113         SCU_AST2500_HW_STRAP_SPI_AUTOFETCH_ENABLE |                     \
114         SCU_AST2500_HW_STRAP_GPIO_STRAP_ENABLE |                        \
115         SCU_AST2500_HW_STRAP_UART_DEBUG |                               \
116         SCU_AST2500_HW_STRAP_DDR4_ENABLE |                              \
117         SCU_H_PLL_BYPASS_EN |                                           \
118         SCU_AST2500_HW_STRAP_ACPI_ENABLE |                              \
119         SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_MASTER))
120 
121 /* Witherspoon hardware value: 0xF10AD216 (but use romulus definition) */
122 #define WITHERSPOON_BMC_HW_STRAP1 ROMULUS_BMC_HW_STRAP1
123 
124 /* AST2600 evb hardware value */
125 #define AST2600_EVB_HW_STRAP1 0x000000C0
126 #define AST2600_EVB_HW_STRAP2 0x00000003
127 
128 /* Tacoma hardware value */
129 #define TACOMA_BMC_HW_STRAP1  0x00000000
130 #define TACOMA_BMC_HW_STRAP2  0x00000040
131 
132 /*
133  * The max ram region is for firmwares that scan the address space
134  * with load/store to guess how much RAM the SoC has.
135  */
136 static uint64_t max_ram_read(void *opaque, hwaddr offset, unsigned size)
137 {
138     return 0;
139 }
140 
141 static void max_ram_write(void *opaque, hwaddr offset, uint64_t value,
142                            unsigned size)
143 {
144     /* Discard writes */
145 }
146 
147 static const MemoryRegionOps max_ram_ops = {
148     .read = max_ram_read,
149     .write = max_ram_write,
150     .endianness = DEVICE_NATIVE_ENDIAN,
151 };
152 
153 #define AST_SMP_MAILBOX_BASE            0x1e6e2180
154 #define AST_SMP_MBOX_FIELD_ENTRY        (AST_SMP_MAILBOX_BASE + 0x0)
155 #define AST_SMP_MBOX_FIELD_GOSIGN       (AST_SMP_MAILBOX_BASE + 0x4)
156 #define AST_SMP_MBOX_FIELD_READY        (AST_SMP_MAILBOX_BASE + 0x8)
157 #define AST_SMP_MBOX_FIELD_POLLINSN     (AST_SMP_MAILBOX_BASE + 0xc)
158 #define AST_SMP_MBOX_CODE               (AST_SMP_MAILBOX_BASE + 0x10)
159 #define AST_SMP_MBOX_GOSIGN             0xabbaab00
160 
161 static void aspeed_write_smpboot(ARMCPU *cpu,
162                                  const struct arm_boot_info *info)
163 {
164     static const uint32_t poll_mailbox_ready[] = {
165         /*
166          * r2 = per-cpu go sign value
167          * r1 = AST_SMP_MBOX_FIELD_ENTRY
168          * r0 = AST_SMP_MBOX_FIELD_GOSIGN
169          */
170         0xee100fb0,  /* mrc     p15, 0, r0, c0, c0, 5 */
171         0xe21000ff,  /* ands    r0, r0, #255          */
172         0xe59f201c,  /* ldr     r2, [pc, #28]         */
173         0xe1822000,  /* orr     r2, r2, r0            */
174 
175         0xe59f1018,  /* ldr     r1, [pc, #24]         */
176         0xe59f0018,  /* ldr     r0, [pc, #24]         */
177 
178         0xe320f002,  /* wfe                           */
179         0xe5904000,  /* ldr     r4, [r0]              */
180         0xe1520004,  /* cmp     r2, r4                */
181         0x1afffffb,  /* bne     <wfe>                 */
182         0xe591f000,  /* ldr     pc, [r1]              */
183         AST_SMP_MBOX_GOSIGN,
184         AST_SMP_MBOX_FIELD_ENTRY,
185         AST_SMP_MBOX_FIELD_GOSIGN,
186     };
187 
188     rom_add_blob_fixed("aspeed.smpboot", poll_mailbox_ready,
189                        sizeof(poll_mailbox_ready),
190                        info->smp_loader_start);
191 }
192 
193 static void aspeed_reset_secondary(ARMCPU *cpu,
194                                    const struct arm_boot_info *info)
195 {
196     AddressSpace *as = arm_boot_address_space(cpu, info);
197     CPUState *cs = CPU(cpu);
198 
199     /* info->smp_bootreg_addr */
200     address_space_stl_notdirty(as, AST_SMP_MBOX_FIELD_GOSIGN, 0,
201                                MEMTXATTRS_UNSPECIFIED, NULL);
202     cpu_set_pc(cs, info->smp_loader_start);
203 }
204 
205 #define FIRMWARE_ADDR 0x0
206 
207 static void write_boot_rom(DriveInfo *dinfo, hwaddr addr, size_t rom_size,
208                            Error **errp)
209 {
210     BlockBackend *blk = blk_by_legacy_dinfo(dinfo);
211     uint8_t *storage;
212     int64_t size;
213 
214     /* The block backend size should have already been 'validated' by
215      * the creation of the m25p80 object.
216      */
217     size = blk_getlength(blk);
218     if (size <= 0) {
219         error_setg(errp, "failed to get flash size");
220         return;
221     }
222 
223     if (rom_size > size) {
224         rom_size = size;
225     }
226 
227     storage = g_new0(uint8_t, rom_size);
228     if (blk_pread(blk, 0, storage, rom_size) < 0) {
229         error_setg(errp, "failed to read the initial flash content");
230         return;
231     }
232 
233     rom_add_blob_fixed("aspeed.boot_rom", storage, rom_size, addr);
234     g_free(storage);
235 }
236 
237 static void aspeed_board_init_flashes(AspeedSMCState *s,
238                                       const char *flashtype)
239 {
240     int i ;
241 
242     for (i = 0; i < s->num_cs; ++i) {
243         AspeedSMCFlash *fl = &s->flashes[i];
244         DriveInfo *dinfo = drive_get_next(IF_MTD);
245         qemu_irq cs_line;
246 
247         fl->flash = qdev_new(flashtype);
248         if (dinfo) {
249             qdev_prop_set_drive(fl->flash, "drive",
250                                 blk_by_legacy_dinfo(dinfo));
251         }
252         qdev_realize_and_unref(fl->flash, BUS(s->spi), &error_fatal);
253 
254         cs_line = qdev_get_gpio_in_named(fl->flash, SSI_GPIO_CS, 0);
255         sysbus_connect_irq(SYS_BUS_DEVICE(s), i + 1, cs_line);
256     }
257 }
258 
259 static void sdhci_attach_drive(SDHCIState *sdhci, DriveInfo *dinfo)
260 {
261         DeviceState *card;
262 
263         if (!dinfo) {
264             return;
265         }
266         card = qdev_new(TYPE_SD_CARD);
267         qdev_prop_set_drive_err(card, "drive", blk_by_legacy_dinfo(dinfo),
268                                 &error_fatal);
269         qdev_realize_and_unref(card,
270                                qdev_get_child_bus(DEVICE(sdhci), "sd-bus"),
271                                &error_fatal);
272 }
273 
274 static void aspeed_machine_init(MachineState *machine)
275 {
276     AspeedMachineState *bmc = ASPEED_MACHINE(machine);
277     AspeedMachineClass *amc = ASPEED_MACHINE_GET_CLASS(machine);
278     AspeedSoCClass *sc;
279     DriveInfo *drive0 = drive_get(IF_MTD, 0, 0);
280     ram_addr_t max_ram_size;
281     int i;
282     NICInfo *nd = &nd_table[0];
283 
284     memory_region_init(&bmc->ram_container, NULL, "aspeed-ram-container",
285                        4 * GiB);
286     memory_region_add_subregion(&bmc->ram_container, 0, machine->ram);
287 
288     object_initialize_child(OBJECT(machine), "soc", &bmc->soc, amc->soc_name);
289 
290     sc = ASPEED_SOC_GET_CLASS(&bmc->soc);
291 
292     /*
293      * This will error out if isize is not supported by memory controller.
294      */
295     object_property_set_uint(OBJECT(&bmc->soc), "ram-size", ram_size,
296                              &error_fatal);
297 
298     for (i = 0; i < sc->macs_num; i++) {
299         if ((amc->macs_mask & (1 << i)) && nd->used) {
300             qemu_check_nic_model(nd, TYPE_FTGMAC100);
301             qdev_set_nic_properties(DEVICE(&bmc->soc.ftgmac100[i]), nd);
302             nd++;
303         }
304     }
305 
306     object_property_set_int(OBJECT(&bmc->soc), "hw-strap1", amc->hw_strap1,
307                             &error_abort);
308     object_property_set_int(OBJECT(&bmc->soc), "hw-strap2", amc->hw_strap2,
309                             &error_abort);
310     object_property_set_int(OBJECT(&bmc->soc), "num-cs", amc->num_cs,
311                             &error_abort);
312     object_property_set_link(OBJECT(&bmc->soc), "dram",
313                              OBJECT(&bmc->ram_container), &error_abort);
314     if (machine->kernel_filename) {
315         /*
316          * When booting with a -kernel command line there is no u-boot
317          * that runs to unlock the SCU. In this case set the default to
318          * be unlocked as the kernel expects
319          */
320         object_property_set_int(OBJECT(&bmc->soc), "hw-prot-key",
321                                 ASPEED_SCU_PROT_KEY, &error_abort);
322     }
323     qdev_realize(DEVICE(&bmc->soc), NULL, &error_abort);
324 
325     memory_region_add_subregion(get_system_memory(),
326                                 sc->memmap[ASPEED_DEV_SDRAM],
327                                 &bmc->ram_container);
328 
329     max_ram_size = object_property_get_uint(OBJECT(&bmc->soc), "max-ram-size",
330                                             &error_abort);
331     memory_region_init_io(&bmc->max_ram, NULL, &max_ram_ops, NULL,
332                           "max_ram", max_ram_size  - ram_size);
333     memory_region_add_subregion(&bmc->ram_container, ram_size, &bmc->max_ram);
334 
335     aspeed_board_init_flashes(&bmc->soc.fmc, amc->fmc_model);
336     aspeed_board_init_flashes(&bmc->soc.spi[0], amc->spi_model);
337 
338     /* Install first FMC flash content as a boot rom. */
339     if (drive0) {
340         AspeedSMCFlash *fl = &bmc->soc.fmc.flashes[0];
341         MemoryRegion *boot_rom = g_new(MemoryRegion, 1);
342 
343         /*
344          * create a ROM region using the default mapping window size of
345          * the flash module. The window size is 64MB for the AST2400
346          * SoC and 128MB for the AST2500 SoC, which is twice as big as
347          * needed by the flash modules of the Aspeed machines.
348          */
349         if (ASPEED_MACHINE(machine)->mmio_exec) {
350             memory_region_init_alias(boot_rom, NULL, "aspeed.boot_rom",
351                                      &fl->mmio, 0, fl->size);
352             memory_region_add_subregion(get_system_memory(), FIRMWARE_ADDR,
353                                         boot_rom);
354         } else {
355             memory_region_init_rom(boot_rom, NULL, "aspeed.boot_rom",
356                                    fl->size, &error_abort);
357             memory_region_add_subregion(get_system_memory(), FIRMWARE_ADDR,
358                                         boot_rom);
359             write_boot_rom(drive0, FIRMWARE_ADDR, fl->size, &error_abort);
360         }
361     }
362 
363     if (machine->kernel_filename && sc->num_cpus > 1) {
364         /* With no u-boot we must set up a boot stub for the secondary CPU */
365         MemoryRegion *smpboot = g_new(MemoryRegion, 1);
366         memory_region_init_ram(smpboot, NULL, "aspeed.smpboot",
367                                0x80, &error_abort);
368         memory_region_add_subregion(get_system_memory(),
369                                     AST_SMP_MAILBOX_BASE, smpboot);
370 
371         aspeed_board_binfo.write_secondary_boot = aspeed_write_smpboot;
372         aspeed_board_binfo.secondary_cpu_reset_hook = aspeed_reset_secondary;
373         aspeed_board_binfo.smp_loader_start = AST_SMP_MBOX_CODE;
374     }
375 
376     aspeed_board_binfo.ram_size = ram_size;
377     aspeed_board_binfo.loader_start = sc->memmap[ASPEED_DEV_SDRAM];
378     aspeed_board_binfo.nb_cpus = sc->num_cpus;
379 
380     if (amc->i2c_init) {
381         amc->i2c_init(bmc);
382     }
383 
384     for (i = 0; i < bmc->soc.sdhci.num_slots; i++) {
385         sdhci_attach_drive(&bmc->soc.sdhci.slots[i], drive_get_next(IF_SD));
386     }
387 
388     if (bmc->soc.emmc.num_slots) {
389         sdhci_attach_drive(&bmc->soc.emmc.slots[0], drive_get_next(IF_SD));
390     }
391 
392     arm_load_kernel(ARM_CPU(first_cpu), machine, &aspeed_board_binfo);
393 }
394 
395 static void palmetto_bmc_i2c_init(AspeedMachineState *bmc)
396 {
397     AspeedSoCState *soc = &bmc->soc;
398     DeviceState *dev;
399     uint8_t *eeprom_buf = g_malloc0(32 * 1024);
400 
401     /* The palmetto platform expects a ds3231 RTC but a ds1338 is
402      * enough to provide basic RTC features. Alarms will be missing */
403     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 0), "ds1338", 0x68);
404 
405     smbus_eeprom_init_one(aspeed_i2c_get_bus(&soc->i2c, 0), 0x50,
406                           eeprom_buf);
407 
408     /* add a TMP423 temperature sensor */
409     dev = DEVICE(i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 2),
410                                          "tmp423", 0x4c));
411     object_property_set_int(OBJECT(dev), "temperature0", 31000, &error_abort);
412     object_property_set_int(OBJECT(dev), "temperature1", 28000, &error_abort);
413     object_property_set_int(OBJECT(dev), "temperature2", 20000, &error_abort);
414     object_property_set_int(OBJECT(dev), "temperature3", 110000, &error_abort);
415 }
416 
417 static void ast2500_evb_i2c_init(AspeedMachineState *bmc)
418 {
419     AspeedSoCState *soc = &bmc->soc;
420     uint8_t *eeprom_buf = g_malloc0(8 * 1024);
421 
422     smbus_eeprom_init_one(aspeed_i2c_get_bus(&soc->i2c, 3), 0x50,
423                           eeprom_buf);
424 
425     /* The AST2500 EVB expects a LM75 but a TMP105 is compatible */
426     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 7),
427                      TYPE_TMP105, 0x4d);
428 
429     /* The AST2500 EVB does not have an RTC. Let's pretend that one is
430      * plugged on the I2C bus header */
431     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 11), "ds1338", 0x32);
432 }
433 
434 static void ast2600_evb_i2c_init(AspeedMachineState *bmc)
435 {
436     /* Start with some devices on our I2C busses */
437     ast2500_evb_i2c_init(bmc);
438 }
439 
440 static void romulus_bmc_i2c_init(AspeedMachineState *bmc)
441 {
442     AspeedSoCState *soc = &bmc->soc;
443 
444     /* The romulus board expects Epson RX8900 I2C RTC but a ds1338 is
445      * good enough */
446     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 11), "ds1338", 0x32);
447 }
448 
449 static void swift_bmc_i2c_init(AspeedMachineState *bmc)
450 {
451     AspeedSoCState *soc = &bmc->soc;
452 
453     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 3), "pca9552", 0x60);
454 
455     /* The swift board expects a TMP275 but a TMP105 is compatible */
456     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 7), "tmp105", 0x48);
457     /* The swift board expects a pca9551 but a pca9552 is compatible */
458     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 7), "pca9552", 0x60);
459 
460     /* The swift board expects an Epson RX8900 RTC but a ds1338 is compatible */
461     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 8), "ds1338", 0x32);
462     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 8), "pca9552", 0x60);
463 
464     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 9), "tmp423", 0x4c);
465     /* The swift board expects a pca9539 but a pca9552 is compatible */
466     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 9), "pca9552", 0x74);
467 
468     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 10), "tmp423", 0x4c);
469     /* The swift board expects a pca9539 but a pca9552 is compatible */
470     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 10), "pca9552",
471                      0x74);
472 
473     /* The swift board expects a TMP275 but a TMP105 is compatible */
474     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 12), "tmp105", 0x48);
475     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 12), "tmp105", 0x4a);
476 }
477 
478 static void sonorapass_bmc_i2c_init(AspeedMachineState *bmc)
479 {
480     AspeedSoCState *soc = &bmc->soc;
481 
482     /* bus 2 : */
483     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 2), "tmp105", 0x48);
484     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 2), "tmp105", 0x49);
485     /* bus 2 : pca9546 @ 0x73 */
486 
487     /* bus 3 : pca9548 @ 0x70 */
488 
489     /* bus 4 : */
490     uint8_t *eeprom4_54 = g_malloc0(8 * 1024);
491     smbus_eeprom_init_one(aspeed_i2c_get_bus(&soc->i2c, 4), 0x54,
492                           eeprom4_54);
493     /* PCA9539 @ 0x76, but PCA9552 is compatible */
494     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 4), "pca9552", 0x76);
495     /* PCA9539 @ 0x77, but PCA9552 is compatible */
496     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 4), "pca9552", 0x77);
497 
498     /* bus 6 : */
499     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 6), "tmp105", 0x48);
500     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 6), "tmp105", 0x49);
501     /* bus 6 : pca9546 @ 0x73 */
502 
503     /* bus 8 : */
504     uint8_t *eeprom8_56 = g_malloc0(8 * 1024);
505     smbus_eeprom_init_one(aspeed_i2c_get_bus(&soc->i2c, 8), 0x56,
506                           eeprom8_56);
507     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 8), "pca9552", 0x60);
508     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 8), "pca9552", 0x61);
509     /* bus 8 : adc128d818 @ 0x1d */
510     /* bus 8 : adc128d818 @ 0x1f */
511 
512     /*
513      * bus 13 : pca9548 @ 0x71
514      *      - channel 3:
515      *          - tmm421 @ 0x4c
516      *          - tmp421 @ 0x4e
517      *          - tmp421 @ 0x4f
518      */
519 
520 }
521 
522 static void witherspoon_bmc_i2c_init(AspeedMachineState *bmc)
523 {
524     AspeedSoCState *soc = &bmc->soc;
525     uint8_t *eeprom_buf = g_malloc0(8 * 1024);
526     DeviceState *dev;
527 
528     /* Bus 3: TODO bmp280@77 */
529     /* Bus 3: TODO max31785@52 */
530     /* Bus 3: TODO dps310@76 */
531     dev = DEVICE(i2c_slave_new(TYPE_PCA9552, 0x60));
532     qdev_prop_set_string(dev, "description", "pca1");
533     i2c_slave_realize_and_unref(I2C_SLAVE(dev),
534                                 aspeed_i2c_get_bus(&soc->i2c, 3),
535                                 &error_fatal);
536 
537     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 4), "tmp423", 0x4c);
538     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 5), "tmp423", 0x4c);
539 
540     /* The Witherspoon expects a TMP275 but a TMP105 is compatible */
541     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 9), TYPE_TMP105,
542                      0x4a);
543 
544     /* The witherspoon board expects Epson RX8900 I2C RTC but a ds1338 is
545      * good enough */
546     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 11), "ds1338", 0x32);
547 
548     smbus_eeprom_init_one(aspeed_i2c_get_bus(&soc->i2c, 11), 0x51,
549                           eeprom_buf);
550     dev = DEVICE(i2c_slave_new(TYPE_PCA9552, 0x60));
551     qdev_prop_set_string(dev, "description", "pca0");
552     i2c_slave_realize_and_unref(I2C_SLAVE(dev),
553                                 aspeed_i2c_get_bus(&soc->i2c, 11),
554                                 &error_fatal);
555     /* Bus 11: TODO ucd90160@64 */
556 }
557 
558 static bool aspeed_get_mmio_exec(Object *obj, Error **errp)
559 {
560     return ASPEED_MACHINE(obj)->mmio_exec;
561 }
562 
563 static void aspeed_set_mmio_exec(Object *obj, bool value, Error **errp)
564 {
565     ASPEED_MACHINE(obj)->mmio_exec = value;
566 }
567 
568 static void aspeed_machine_instance_init(Object *obj)
569 {
570     ASPEED_MACHINE(obj)->mmio_exec = false;
571 }
572 
573 static void aspeed_machine_class_props_init(ObjectClass *oc)
574 {
575     object_class_property_add_bool(oc, "execute-in-place",
576                                    aspeed_get_mmio_exec,
577                                    aspeed_set_mmio_exec);
578     object_class_property_set_description(oc, "execute-in-place",
579                            "boot directly from CE0 flash device");
580 }
581 
582 static int aspeed_soc_num_cpus(const char *soc_name)
583 {
584    AspeedSoCClass *sc = ASPEED_SOC_CLASS(object_class_by_name(soc_name));
585    return sc->num_cpus;
586 }
587 
588 static void aspeed_machine_class_init(ObjectClass *oc, void *data)
589 {
590     MachineClass *mc = MACHINE_CLASS(oc);
591     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
592 
593     mc->init = aspeed_machine_init;
594     mc->no_floppy = 1;
595     mc->no_cdrom = 1;
596     mc->no_parallel = 1;
597     mc->default_ram_id = "ram";
598     amc->macs_mask = ASPEED_MAC0_ON;
599 
600     aspeed_machine_class_props_init(oc);
601 }
602 
603 static void aspeed_machine_palmetto_class_init(ObjectClass *oc, void *data)
604 {
605     MachineClass *mc = MACHINE_CLASS(oc);
606     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
607 
608     mc->desc       = "OpenPOWER Palmetto BMC (ARM926EJ-S)";
609     amc->soc_name  = "ast2400-a1";
610     amc->hw_strap1 = PALMETTO_BMC_HW_STRAP1;
611     amc->fmc_model = "n25q256a";
612     amc->spi_model = "mx25l25635e";
613     amc->num_cs    = 1;
614     amc->i2c_init  = palmetto_bmc_i2c_init;
615     mc->default_ram_size       = 256 * MiB;
616     mc->default_cpus = mc->min_cpus = mc->max_cpus =
617         aspeed_soc_num_cpus(amc->soc_name);
618 };
619 
620 static void aspeed_machine_supermicrox11_bmc_class_init(ObjectClass *oc,
621                                                         void *data)
622 {
623     MachineClass *mc = MACHINE_CLASS(oc);
624     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
625 
626     mc->desc       = "Supermicro X11 BMC (ARM926EJ-S)";
627     amc->soc_name  = "ast2400-a1";
628     amc->hw_strap1 = SUPERMICROX11_BMC_HW_STRAP1;
629     amc->fmc_model = "mx25l25635e";
630     amc->spi_model = "mx25l25635e";
631     amc->num_cs    = 1;
632     amc->macs_mask = ASPEED_MAC0_ON | ASPEED_MAC1_ON;
633     amc->i2c_init  = palmetto_bmc_i2c_init;
634     mc->default_ram_size = 256 * MiB;
635 }
636 
637 static void aspeed_machine_ast2500_evb_class_init(ObjectClass *oc, void *data)
638 {
639     MachineClass *mc = MACHINE_CLASS(oc);
640     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
641 
642     mc->desc       = "Aspeed AST2500 EVB (ARM1176)";
643     amc->soc_name  = "ast2500-a1";
644     amc->hw_strap1 = AST2500_EVB_HW_STRAP1;
645     amc->fmc_model = "w25q256";
646     amc->spi_model = "mx25l25635e";
647     amc->num_cs    = 1;
648     amc->i2c_init  = ast2500_evb_i2c_init;
649     mc->default_ram_size       = 512 * MiB;
650     mc->default_cpus = mc->min_cpus = mc->max_cpus =
651         aspeed_soc_num_cpus(amc->soc_name);
652 };
653 
654 static void aspeed_machine_romulus_class_init(ObjectClass *oc, void *data)
655 {
656     MachineClass *mc = MACHINE_CLASS(oc);
657     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
658 
659     mc->desc       = "OpenPOWER Romulus BMC (ARM1176)";
660     amc->soc_name  = "ast2500-a1";
661     amc->hw_strap1 = ROMULUS_BMC_HW_STRAP1;
662     amc->fmc_model = "n25q256a";
663     amc->spi_model = "mx66l1g45g";
664     amc->num_cs    = 2;
665     amc->i2c_init  = romulus_bmc_i2c_init;
666     mc->default_ram_size       = 512 * MiB;
667     mc->default_cpus = mc->min_cpus = mc->max_cpus =
668         aspeed_soc_num_cpus(amc->soc_name);
669 };
670 
671 static void aspeed_machine_sonorapass_class_init(ObjectClass *oc, void *data)
672 {
673     MachineClass *mc = MACHINE_CLASS(oc);
674     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
675 
676     mc->desc       = "OCP SonoraPass BMC (ARM1176)";
677     amc->soc_name  = "ast2500-a1";
678     amc->hw_strap1 = SONORAPASS_BMC_HW_STRAP1;
679     amc->fmc_model = "mx66l1g45g";
680     amc->spi_model = "mx66l1g45g";
681     amc->num_cs    = 2;
682     amc->i2c_init  = sonorapass_bmc_i2c_init;
683     mc->default_ram_size       = 512 * MiB;
684     mc->default_cpus = mc->min_cpus = mc->max_cpus =
685         aspeed_soc_num_cpus(amc->soc_name);
686 };
687 
688 static void aspeed_machine_swift_class_init(ObjectClass *oc, void *data)
689 {
690     MachineClass *mc = MACHINE_CLASS(oc);
691     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
692 
693     mc->desc       = "OpenPOWER Swift BMC (ARM1176)";
694     amc->soc_name  = "ast2500-a1";
695     amc->hw_strap1 = SWIFT_BMC_HW_STRAP1;
696     amc->fmc_model = "mx66l1g45g";
697     amc->spi_model = "mx66l1g45g";
698     amc->num_cs    = 2;
699     amc->i2c_init  = swift_bmc_i2c_init;
700     mc->default_ram_size       = 512 * MiB;
701     mc->default_cpus = mc->min_cpus = mc->max_cpus =
702         aspeed_soc_num_cpus(amc->soc_name);
703 };
704 
705 static void aspeed_machine_witherspoon_class_init(ObjectClass *oc, void *data)
706 {
707     MachineClass *mc = MACHINE_CLASS(oc);
708     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
709 
710     mc->desc       = "OpenPOWER Witherspoon BMC (ARM1176)";
711     amc->soc_name  = "ast2500-a1";
712     amc->hw_strap1 = WITHERSPOON_BMC_HW_STRAP1;
713     amc->fmc_model = "mx25l25635e";
714     amc->spi_model = "mx66l1g45g";
715     amc->num_cs    = 2;
716     amc->i2c_init  = witherspoon_bmc_i2c_init;
717     mc->default_ram_size = 512 * MiB;
718     mc->default_cpus = mc->min_cpus = mc->max_cpus =
719         aspeed_soc_num_cpus(amc->soc_name);
720 };
721 
722 static void aspeed_machine_ast2600_evb_class_init(ObjectClass *oc, void *data)
723 {
724     MachineClass *mc = MACHINE_CLASS(oc);
725     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
726 
727     mc->desc       = "Aspeed AST2600 EVB (Cortex A7)";
728     amc->soc_name  = "ast2600-a1";
729     amc->hw_strap1 = AST2600_EVB_HW_STRAP1;
730     amc->hw_strap2 = AST2600_EVB_HW_STRAP2;
731     amc->fmc_model = "w25q512jv";
732     amc->spi_model = "mx66u51235f";
733     amc->num_cs    = 1;
734     amc->macs_mask  = ASPEED_MAC1_ON | ASPEED_MAC2_ON | ASPEED_MAC3_ON;
735     amc->i2c_init  = ast2600_evb_i2c_init;
736     mc->default_ram_size = 1 * GiB;
737     mc->default_cpus = mc->min_cpus = mc->max_cpus =
738         aspeed_soc_num_cpus(amc->soc_name);
739 };
740 
741 static void aspeed_machine_tacoma_class_init(ObjectClass *oc, void *data)
742 {
743     MachineClass *mc = MACHINE_CLASS(oc);
744     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
745 
746     mc->desc       = "OpenPOWER Tacoma BMC (Cortex A7)";
747     amc->soc_name  = "ast2600-a1";
748     amc->hw_strap1 = TACOMA_BMC_HW_STRAP1;
749     amc->hw_strap2 = TACOMA_BMC_HW_STRAP2;
750     amc->fmc_model = "mx66l1g45g";
751     amc->spi_model = "mx66l1g45g";
752     amc->num_cs    = 2;
753     amc->macs_mask  = ASPEED_MAC2_ON;
754     amc->i2c_init  = witherspoon_bmc_i2c_init; /* Same board layout */
755     mc->default_ram_size = 1 * GiB;
756     mc->default_cpus = mc->min_cpus = mc->max_cpus =
757         aspeed_soc_num_cpus(amc->soc_name);
758 };
759 
760 static const TypeInfo aspeed_machine_types[] = {
761     {
762         .name          = MACHINE_TYPE_NAME("palmetto-bmc"),
763         .parent        = TYPE_ASPEED_MACHINE,
764         .class_init    = aspeed_machine_palmetto_class_init,
765     }, {
766         .name          = MACHINE_TYPE_NAME("supermicrox11-bmc"),
767         .parent        = TYPE_ASPEED_MACHINE,
768         .class_init    = aspeed_machine_supermicrox11_bmc_class_init,
769     }, {
770         .name          = MACHINE_TYPE_NAME("ast2500-evb"),
771         .parent        = TYPE_ASPEED_MACHINE,
772         .class_init    = aspeed_machine_ast2500_evb_class_init,
773     }, {
774         .name          = MACHINE_TYPE_NAME("romulus-bmc"),
775         .parent        = TYPE_ASPEED_MACHINE,
776         .class_init    = aspeed_machine_romulus_class_init,
777     }, {
778         .name          = MACHINE_TYPE_NAME("swift-bmc"),
779         .parent        = TYPE_ASPEED_MACHINE,
780         .class_init    = aspeed_machine_swift_class_init,
781     }, {
782         .name          = MACHINE_TYPE_NAME("sonorapass-bmc"),
783         .parent        = TYPE_ASPEED_MACHINE,
784         .class_init    = aspeed_machine_sonorapass_class_init,
785     }, {
786         .name          = MACHINE_TYPE_NAME("witherspoon-bmc"),
787         .parent        = TYPE_ASPEED_MACHINE,
788         .class_init    = aspeed_machine_witherspoon_class_init,
789     }, {
790         .name          = MACHINE_TYPE_NAME("ast2600-evb"),
791         .parent        = TYPE_ASPEED_MACHINE,
792         .class_init    = aspeed_machine_ast2600_evb_class_init,
793     }, {
794         .name          = MACHINE_TYPE_NAME("tacoma-bmc"),
795         .parent        = TYPE_ASPEED_MACHINE,
796         .class_init    = aspeed_machine_tacoma_class_init,
797     }, {
798         .name          = TYPE_ASPEED_MACHINE,
799         .parent        = TYPE_MACHINE,
800         .instance_size = sizeof(AspeedMachineState),
801         .instance_init = aspeed_machine_instance_init,
802         .class_size    = sizeof(AspeedMachineClass),
803         .class_init    = aspeed_machine_class_init,
804         .abstract      = true,
805     }
806 };
807 
808 DEFINE_TYPES(aspeed_machine_types)
809