xref: /openbmc/qemu/hw/arm/aspeed.c (revision 5de5b99b)
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     char *fmc_model;
45     char *spi_model;
46 };
47 
48 /* Palmetto hardware value: 0x120CE416 */
49 #define PALMETTO_BMC_HW_STRAP1 (                                        \
50         SCU_AST2400_HW_STRAP_DRAM_SIZE(DRAM_SIZE_256MB) |               \
51         SCU_AST2400_HW_STRAP_DRAM_CONFIG(2 /* DDR3 with CL=6, CWL=5 */) | \
52         SCU_AST2400_HW_STRAP_ACPI_DIS |                                 \
53         SCU_AST2400_HW_STRAP_SET_CLK_SOURCE(AST2400_CLK_48M_IN) |       \
54         SCU_HW_STRAP_VGA_CLASS_CODE |                                   \
55         SCU_HW_STRAP_LPC_RESET_PIN |                                    \
56         SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_M_S_EN) |                \
57         SCU_AST2400_HW_STRAP_SET_CPU_AHB_RATIO(AST2400_CPU_AHB_RATIO_2_1) | \
58         SCU_HW_STRAP_SPI_WIDTH |                                        \
59         SCU_HW_STRAP_VGA_SIZE_SET(VGA_16M_DRAM) |                       \
60         SCU_AST2400_HW_STRAP_BOOT_MODE(AST2400_SPI_BOOT))
61 
62 /* TODO: Find the actual hardware value */
63 #define SUPERMICROX11_BMC_HW_STRAP1 (                                   \
64         SCU_AST2400_HW_STRAP_DRAM_SIZE(DRAM_SIZE_128MB) |               \
65         SCU_AST2400_HW_STRAP_DRAM_CONFIG(2) |                           \
66         SCU_AST2400_HW_STRAP_ACPI_DIS |                                 \
67         SCU_AST2400_HW_STRAP_SET_CLK_SOURCE(AST2400_CLK_48M_IN) |       \
68         SCU_HW_STRAP_VGA_CLASS_CODE |                                   \
69         SCU_HW_STRAP_LPC_RESET_PIN |                                    \
70         SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_M_S_EN) |                \
71         SCU_AST2400_HW_STRAP_SET_CPU_AHB_RATIO(AST2400_CPU_AHB_RATIO_2_1) | \
72         SCU_HW_STRAP_SPI_WIDTH |                                        \
73         SCU_HW_STRAP_VGA_SIZE_SET(VGA_16M_DRAM) |                       \
74         SCU_AST2400_HW_STRAP_BOOT_MODE(AST2400_SPI_BOOT))
75 
76 /* AST2500 evb hardware value: 0xF100C2E6 */
77 #define AST2500_EVB_HW_STRAP1 ((                                        \
78         AST2500_HW_STRAP1_DEFAULTS |                                    \
79         SCU_AST2500_HW_STRAP_SPI_AUTOFETCH_ENABLE |                     \
80         SCU_AST2500_HW_STRAP_GPIO_STRAP_ENABLE |                        \
81         SCU_AST2500_HW_STRAP_UART_DEBUG |                               \
82         SCU_AST2500_HW_STRAP_DDR4_ENABLE |                              \
83         SCU_HW_STRAP_MAC1_RGMII |                                       \
84         SCU_HW_STRAP_MAC0_RGMII) &                                      \
85         ~SCU_HW_STRAP_2ND_BOOT_WDT)
86 
87 /* Romulus hardware value: 0xF10AD206 */
88 #define ROMULUS_BMC_HW_STRAP1 (                                         \
89         AST2500_HW_STRAP1_DEFAULTS |                                    \
90         SCU_AST2500_HW_STRAP_SPI_AUTOFETCH_ENABLE |                     \
91         SCU_AST2500_HW_STRAP_GPIO_STRAP_ENABLE |                        \
92         SCU_AST2500_HW_STRAP_UART_DEBUG |                               \
93         SCU_AST2500_HW_STRAP_DDR4_ENABLE |                              \
94         SCU_AST2500_HW_STRAP_ACPI_ENABLE |                              \
95         SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_MASTER))
96 
97 /* Sonorapass hardware value: 0xF100D216 */
98 #define SONORAPASS_BMC_HW_STRAP1 (                                      \
99         SCU_AST2500_HW_STRAP_SPI_AUTOFETCH_ENABLE |                     \
100         SCU_AST2500_HW_STRAP_GPIO_STRAP_ENABLE |                        \
101         SCU_AST2500_HW_STRAP_UART_DEBUG |                               \
102         SCU_AST2500_HW_STRAP_RESERVED28 |                               \
103         SCU_AST2500_HW_STRAP_DDR4_ENABLE |                              \
104         SCU_HW_STRAP_VGA_CLASS_CODE |                                   \
105         SCU_HW_STRAP_LPC_RESET_PIN |                                    \
106         SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_MASTER) |                \
107         SCU_AST2500_HW_STRAP_SET_AXI_AHB_RATIO(AXI_AHB_RATIO_2_1) |     \
108         SCU_HW_STRAP_VGA_BIOS_ROM |                                     \
109         SCU_HW_STRAP_VGA_SIZE_SET(VGA_16M_DRAM) |                       \
110         SCU_AST2500_HW_STRAP_RESERVED1)
111 
112 /* Swift hardware value: 0xF11AD206 */
113 #define SWIFT_BMC_HW_STRAP1 (                                           \
114         AST2500_HW_STRAP1_DEFAULTS |                                    \
115         SCU_AST2500_HW_STRAP_SPI_AUTOFETCH_ENABLE |                     \
116         SCU_AST2500_HW_STRAP_GPIO_STRAP_ENABLE |                        \
117         SCU_AST2500_HW_STRAP_UART_DEBUG |                               \
118         SCU_AST2500_HW_STRAP_DDR4_ENABLE |                              \
119         SCU_H_PLL_BYPASS_EN |                                           \
120         SCU_AST2500_HW_STRAP_ACPI_ENABLE |                              \
121         SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_MASTER))
122 
123 /* Witherspoon hardware value: 0xF10AD216 (but use romulus definition) */
124 #define WITHERSPOON_BMC_HW_STRAP1 ROMULUS_BMC_HW_STRAP1
125 
126 /* AST2600 evb hardware value */
127 #define AST2600_EVB_HW_STRAP1 0x000000C0
128 #define AST2600_EVB_HW_STRAP2 0x00000003
129 
130 /* Tacoma hardware value */
131 #define TACOMA_BMC_HW_STRAP1  0x00000000
132 #define TACOMA_BMC_HW_STRAP2  0x00000040
133 
134 /*
135  * The max ram region is for firmwares that scan the address space
136  * with load/store to guess how much RAM the SoC has.
137  */
138 static uint64_t max_ram_read(void *opaque, hwaddr offset, unsigned size)
139 {
140     return 0;
141 }
142 
143 static void max_ram_write(void *opaque, hwaddr offset, uint64_t value,
144                            unsigned size)
145 {
146     /* Discard writes */
147 }
148 
149 static const MemoryRegionOps max_ram_ops = {
150     .read = max_ram_read,
151     .write = max_ram_write,
152     .endianness = DEVICE_NATIVE_ENDIAN,
153 };
154 
155 #define AST_SMP_MAILBOX_BASE            0x1e6e2180
156 #define AST_SMP_MBOX_FIELD_ENTRY        (AST_SMP_MAILBOX_BASE + 0x0)
157 #define AST_SMP_MBOX_FIELD_GOSIGN       (AST_SMP_MAILBOX_BASE + 0x4)
158 #define AST_SMP_MBOX_FIELD_READY        (AST_SMP_MAILBOX_BASE + 0x8)
159 #define AST_SMP_MBOX_FIELD_POLLINSN     (AST_SMP_MAILBOX_BASE + 0xc)
160 #define AST_SMP_MBOX_CODE               (AST_SMP_MAILBOX_BASE + 0x10)
161 #define AST_SMP_MBOX_GOSIGN             0xabbaab00
162 
163 static void aspeed_write_smpboot(ARMCPU *cpu,
164                                  const struct arm_boot_info *info)
165 {
166     static const uint32_t poll_mailbox_ready[] = {
167         /*
168          * r2 = per-cpu go sign value
169          * r1 = AST_SMP_MBOX_FIELD_ENTRY
170          * r0 = AST_SMP_MBOX_FIELD_GOSIGN
171          */
172         0xee100fb0,  /* mrc     p15, 0, r0, c0, c0, 5 */
173         0xe21000ff,  /* ands    r0, r0, #255          */
174         0xe59f201c,  /* ldr     r2, [pc, #28]         */
175         0xe1822000,  /* orr     r2, r2, r0            */
176 
177         0xe59f1018,  /* ldr     r1, [pc, #24]         */
178         0xe59f0018,  /* ldr     r0, [pc, #24]         */
179 
180         0xe320f002,  /* wfe                           */
181         0xe5904000,  /* ldr     r4, [r0]              */
182         0xe1520004,  /* cmp     r2, r4                */
183         0x1afffffb,  /* bne     <wfe>                 */
184         0xe591f000,  /* ldr     pc, [r1]              */
185         AST_SMP_MBOX_GOSIGN,
186         AST_SMP_MBOX_FIELD_ENTRY,
187         AST_SMP_MBOX_FIELD_GOSIGN,
188     };
189 
190     rom_add_blob_fixed("aspeed.smpboot", poll_mailbox_ready,
191                        sizeof(poll_mailbox_ready),
192                        info->smp_loader_start);
193 }
194 
195 static void aspeed_reset_secondary(ARMCPU *cpu,
196                                    const struct arm_boot_info *info)
197 {
198     AddressSpace *as = arm_boot_address_space(cpu, info);
199     CPUState *cs = CPU(cpu);
200 
201     /* info->smp_bootreg_addr */
202     address_space_stl_notdirty(as, AST_SMP_MBOX_FIELD_GOSIGN, 0,
203                                MEMTXATTRS_UNSPECIFIED, NULL);
204     cpu_set_pc(cs, info->smp_loader_start);
205 }
206 
207 #define FIRMWARE_ADDR 0x0
208 
209 static void write_boot_rom(DriveInfo *dinfo, hwaddr addr, size_t rom_size,
210                            Error **errp)
211 {
212     BlockBackend *blk = blk_by_legacy_dinfo(dinfo);
213     uint8_t *storage;
214     int64_t size;
215 
216     /* The block backend size should have already been 'validated' by
217      * the creation of the m25p80 object.
218      */
219     size = blk_getlength(blk);
220     if (size <= 0) {
221         error_setg(errp, "failed to get flash size");
222         return;
223     }
224 
225     if (rom_size > size) {
226         rom_size = size;
227     }
228 
229     storage = g_new0(uint8_t, rom_size);
230     if (blk_pread(blk, 0, storage, rom_size) < 0) {
231         error_setg(errp, "failed to read the initial flash content");
232         return;
233     }
234 
235     rom_add_blob_fixed("aspeed.boot_rom", storage, rom_size, addr);
236     g_free(storage);
237 }
238 
239 static void aspeed_board_init_flashes(AspeedSMCState *s,
240                                       const char *flashtype)
241 {
242     int i ;
243 
244     for (i = 0; i < s->num_cs; ++i) {
245         AspeedSMCFlash *fl = &s->flashes[i];
246         DriveInfo *dinfo = drive_get_next(IF_MTD);
247         qemu_irq cs_line;
248 
249         fl->flash = qdev_new(flashtype);
250         if (dinfo) {
251             qdev_prop_set_drive(fl->flash, "drive",
252                                 blk_by_legacy_dinfo(dinfo));
253         }
254         qdev_realize_and_unref(fl->flash, BUS(s->spi), &error_fatal);
255 
256         cs_line = qdev_get_gpio_in_named(fl->flash, SSI_GPIO_CS, 0);
257         sysbus_connect_irq(SYS_BUS_DEVICE(s), i + 1, cs_line);
258     }
259 }
260 
261 static void sdhci_attach_drive(SDHCIState *sdhci, DriveInfo *dinfo)
262 {
263         DeviceState *card;
264 
265         if (!dinfo) {
266             return;
267         }
268         card = qdev_new(TYPE_SD_CARD);
269         qdev_prop_set_drive_err(card, "drive", blk_by_legacy_dinfo(dinfo),
270                                 &error_fatal);
271         qdev_realize_and_unref(card,
272                                qdev_get_child_bus(DEVICE(sdhci), "sd-bus"),
273                                &error_fatal);
274 }
275 
276 static void aspeed_machine_init(MachineState *machine)
277 {
278     AspeedMachineState *bmc = ASPEED_MACHINE(machine);
279     AspeedMachineClass *amc = ASPEED_MACHINE_GET_CLASS(machine);
280     AspeedSoCClass *sc;
281     DriveInfo *drive0 = drive_get(IF_MTD, 0, 0);
282     ram_addr_t max_ram_size;
283     int i;
284     NICInfo *nd = &nd_table[0];
285 
286     memory_region_init(&bmc->ram_container, NULL, "aspeed-ram-container",
287                        4 * GiB);
288     memory_region_add_subregion(&bmc->ram_container, 0, machine->ram);
289 
290     object_initialize_child(OBJECT(machine), "soc", &bmc->soc, amc->soc_name);
291 
292     sc = ASPEED_SOC_GET_CLASS(&bmc->soc);
293 
294     /*
295      * This will error out if isize is not supported by memory controller.
296      */
297     object_property_set_uint(OBJECT(&bmc->soc), "ram-size", ram_size,
298                              &error_fatal);
299 
300     for (i = 0; i < sc->macs_num; i++) {
301         if ((amc->macs_mask & (1 << i)) && nd->used) {
302             qemu_check_nic_model(nd, TYPE_FTGMAC100);
303             qdev_set_nic_properties(DEVICE(&bmc->soc.ftgmac100[i]), nd);
304             nd++;
305         }
306     }
307 
308     object_property_set_int(OBJECT(&bmc->soc), "hw-strap1", amc->hw_strap1,
309                             &error_abort);
310     object_property_set_int(OBJECT(&bmc->soc), "hw-strap2", amc->hw_strap2,
311                             &error_abort);
312     object_property_set_int(OBJECT(&bmc->soc), "num-cs", amc->num_cs,
313                             &error_abort);
314     object_property_set_link(OBJECT(&bmc->soc), "dram",
315                              OBJECT(&bmc->ram_container), &error_abort);
316     if (machine->kernel_filename) {
317         /*
318          * When booting with a -kernel command line there is no u-boot
319          * that runs to unlock the SCU. In this case set the default to
320          * be unlocked as the kernel expects
321          */
322         object_property_set_int(OBJECT(&bmc->soc), "hw-prot-key",
323                                 ASPEED_SCU_PROT_KEY, &error_abort);
324     }
325     qdev_realize(DEVICE(&bmc->soc), NULL, &error_abort);
326 
327     memory_region_add_subregion(get_system_memory(),
328                                 sc->memmap[ASPEED_DEV_SDRAM],
329                                 &bmc->ram_container);
330 
331     max_ram_size = object_property_get_uint(OBJECT(&bmc->soc), "max-ram-size",
332                                             &error_abort);
333     memory_region_init_io(&bmc->max_ram, NULL, &max_ram_ops, NULL,
334                           "max_ram", max_ram_size  - ram_size);
335     memory_region_add_subregion(&bmc->ram_container, ram_size, &bmc->max_ram);
336 
337     aspeed_board_init_flashes(&bmc->soc.fmc, bmc->fmc_model ?
338                               bmc->fmc_model : amc->fmc_model);
339     aspeed_board_init_flashes(&bmc->soc.spi[0], bmc->spi_model ?
340                               bmc->spi_model : amc->spi_model);
341 
342     /* Install first FMC flash content as a boot rom. */
343     if (drive0) {
344         AspeedSMCFlash *fl = &bmc->soc.fmc.flashes[0];
345         MemoryRegion *boot_rom = g_new(MemoryRegion, 1);
346 
347         /*
348          * create a ROM region using the default mapping window size of
349          * the flash module. The window size is 64MB for the AST2400
350          * SoC and 128MB for the AST2500 SoC, which is twice as big as
351          * needed by the flash modules of the Aspeed machines.
352          */
353         if (ASPEED_MACHINE(machine)->mmio_exec) {
354             memory_region_init_alias(boot_rom, NULL, "aspeed.boot_rom",
355                                      &fl->mmio, 0, fl->size);
356             memory_region_add_subregion(get_system_memory(), FIRMWARE_ADDR,
357                                         boot_rom);
358         } else {
359             memory_region_init_rom(boot_rom, NULL, "aspeed.boot_rom",
360                                    fl->size, &error_abort);
361             memory_region_add_subregion(get_system_memory(), FIRMWARE_ADDR,
362                                         boot_rom);
363             write_boot_rom(drive0, FIRMWARE_ADDR, fl->size, &error_abort);
364         }
365     }
366 
367     if (machine->kernel_filename && sc->num_cpus > 1) {
368         /* With no u-boot we must set up a boot stub for the secondary CPU */
369         MemoryRegion *smpboot = g_new(MemoryRegion, 1);
370         memory_region_init_ram(smpboot, NULL, "aspeed.smpboot",
371                                0x80, &error_abort);
372         memory_region_add_subregion(get_system_memory(),
373                                     AST_SMP_MAILBOX_BASE, smpboot);
374 
375         aspeed_board_binfo.write_secondary_boot = aspeed_write_smpboot;
376         aspeed_board_binfo.secondary_cpu_reset_hook = aspeed_reset_secondary;
377         aspeed_board_binfo.smp_loader_start = AST_SMP_MBOX_CODE;
378     }
379 
380     aspeed_board_binfo.ram_size = ram_size;
381     aspeed_board_binfo.loader_start = sc->memmap[ASPEED_DEV_SDRAM];
382     aspeed_board_binfo.nb_cpus = sc->num_cpus;
383 
384     if (amc->i2c_init) {
385         amc->i2c_init(bmc);
386     }
387 
388     for (i = 0; i < bmc->soc.sdhci.num_slots; i++) {
389         sdhci_attach_drive(&bmc->soc.sdhci.slots[i], drive_get_next(IF_SD));
390     }
391 
392     if (bmc->soc.emmc.num_slots) {
393         sdhci_attach_drive(&bmc->soc.emmc.slots[0], drive_get_next(IF_SD));
394     }
395 
396     arm_load_kernel(ARM_CPU(first_cpu), machine, &aspeed_board_binfo);
397 }
398 
399 static void palmetto_bmc_i2c_init(AspeedMachineState *bmc)
400 {
401     AspeedSoCState *soc = &bmc->soc;
402     DeviceState *dev;
403     uint8_t *eeprom_buf = g_malloc0(32 * 1024);
404 
405     /* The palmetto platform expects a ds3231 RTC but a ds1338 is
406      * enough to provide basic RTC features. Alarms will be missing */
407     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 0), "ds1338", 0x68);
408 
409     smbus_eeprom_init_one(aspeed_i2c_get_bus(&soc->i2c, 0), 0x50,
410                           eeprom_buf);
411 
412     /* add a TMP423 temperature sensor */
413     dev = DEVICE(i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 2),
414                                          "tmp423", 0x4c));
415     object_property_set_int(OBJECT(dev), "temperature0", 31000, &error_abort);
416     object_property_set_int(OBJECT(dev), "temperature1", 28000, &error_abort);
417     object_property_set_int(OBJECT(dev), "temperature2", 20000, &error_abort);
418     object_property_set_int(OBJECT(dev), "temperature3", 110000, &error_abort);
419 }
420 
421 static void ast2500_evb_i2c_init(AspeedMachineState *bmc)
422 {
423     AspeedSoCState *soc = &bmc->soc;
424     uint8_t *eeprom_buf = g_malloc0(8 * 1024);
425 
426     smbus_eeprom_init_one(aspeed_i2c_get_bus(&soc->i2c, 3), 0x50,
427                           eeprom_buf);
428 
429     /* The AST2500 EVB expects a LM75 but a TMP105 is compatible */
430     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 7),
431                      TYPE_TMP105, 0x4d);
432 
433     /* The AST2500 EVB does not have an RTC. Let's pretend that one is
434      * plugged on the I2C bus header */
435     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 11), "ds1338", 0x32);
436 }
437 
438 static void ast2600_evb_i2c_init(AspeedMachineState *bmc)
439 {
440     /* Start with some devices on our I2C busses */
441     ast2500_evb_i2c_init(bmc);
442 }
443 
444 static void romulus_bmc_i2c_init(AspeedMachineState *bmc)
445 {
446     AspeedSoCState *soc = &bmc->soc;
447 
448     /* The romulus board expects Epson RX8900 I2C RTC but a ds1338 is
449      * good enough */
450     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 11), "ds1338", 0x32);
451 }
452 
453 static void swift_bmc_i2c_init(AspeedMachineState *bmc)
454 {
455     AspeedSoCState *soc = &bmc->soc;
456 
457     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 3), "pca9552", 0x60);
458 
459     /* The swift board expects a TMP275 but a TMP105 is compatible */
460     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 7), "tmp105", 0x48);
461     /* The swift board expects a pca9551 but a pca9552 is compatible */
462     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 7), "pca9552", 0x60);
463 
464     /* The swift board expects an Epson RX8900 RTC but a ds1338 is compatible */
465     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 8), "ds1338", 0x32);
466     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 8), "pca9552", 0x60);
467 
468     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 9), "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, 9), "pca9552", 0x74);
471 
472     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 10), "tmp423", 0x4c);
473     /* The swift board expects a pca9539 but a pca9552 is compatible */
474     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 10), "pca9552",
475                      0x74);
476 
477     /* The swift board expects a TMP275 but a TMP105 is compatible */
478     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 12), "tmp105", 0x48);
479     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 12), "tmp105", 0x4a);
480 }
481 
482 static void sonorapass_bmc_i2c_init(AspeedMachineState *bmc)
483 {
484     AspeedSoCState *soc = &bmc->soc;
485 
486     /* bus 2 : */
487     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 2), "tmp105", 0x48);
488     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 2), "tmp105", 0x49);
489     /* bus 2 : pca9546 @ 0x73 */
490 
491     /* bus 3 : pca9548 @ 0x70 */
492 
493     /* bus 4 : */
494     uint8_t *eeprom4_54 = g_malloc0(8 * 1024);
495     smbus_eeprom_init_one(aspeed_i2c_get_bus(&soc->i2c, 4), 0x54,
496                           eeprom4_54);
497     /* PCA9539 @ 0x76, but PCA9552 is compatible */
498     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 4), "pca9552", 0x76);
499     /* PCA9539 @ 0x77, but PCA9552 is compatible */
500     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 4), "pca9552", 0x77);
501 
502     /* bus 6 : */
503     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 6), "tmp105", 0x48);
504     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 6), "tmp105", 0x49);
505     /* bus 6 : pca9546 @ 0x73 */
506 
507     /* bus 8 : */
508     uint8_t *eeprom8_56 = g_malloc0(8 * 1024);
509     smbus_eeprom_init_one(aspeed_i2c_get_bus(&soc->i2c, 8), 0x56,
510                           eeprom8_56);
511     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 8), "pca9552", 0x60);
512     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 8), "pca9552", 0x61);
513     /* bus 8 : adc128d818 @ 0x1d */
514     /* bus 8 : adc128d818 @ 0x1f */
515 
516     /*
517      * bus 13 : pca9548 @ 0x71
518      *      - channel 3:
519      *          - tmm421 @ 0x4c
520      *          - tmp421 @ 0x4e
521      *          - tmp421 @ 0x4f
522      */
523 
524 }
525 
526 static void witherspoon_bmc_i2c_init(AspeedMachineState *bmc)
527 {
528     AspeedSoCState *soc = &bmc->soc;
529     uint8_t *eeprom_buf = g_malloc0(8 * 1024);
530     DeviceState *dev;
531 
532     /* Bus 3: TODO bmp280@77 */
533     /* Bus 3: TODO max31785@52 */
534     /* Bus 3: TODO dps310@76 */
535     dev = DEVICE(i2c_slave_new(TYPE_PCA9552, 0x60));
536     qdev_prop_set_string(dev, "description", "pca1");
537     i2c_slave_realize_and_unref(I2C_SLAVE(dev),
538                                 aspeed_i2c_get_bus(&soc->i2c, 3),
539                                 &error_fatal);
540 
541     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 4), "tmp423", 0x4c);
542     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 5), "tmp423", 0x4c);
543 
544     /* The Witherspoon expects a TMP275 but a TMP105 is compatible */
545     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 9), TYPE_TMP105,
546                      0x4a);
547 
548     /* The witherspoon board expects Epson RX8900 I2C RTC but a ds1338 is
549      * good enough */
550     i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 11), "ds1338", 0x32);
551 
552     smbus_eeprom_init_one(aspeed_i2c_get_bus(&soc->i2c, 11), 0x51,
553                           eeprom_buf);
554     dev = DEVICE(i2c_slave_new(TYPE_PCA9552, 0x60));
555     qdev_prop_set_string(dev, "description", "pca0");
556     i2c_slave_realize_and_unref(I2C_SLAVE(dev),
557                                 aspeed_i2c_get_bus(&soc->i2c, 11),
558                                 &error_fatal);
559     /* Bus 11: TODO ucd90160@64 */
560 }
561 
562 static bool aspeed_get_mmio_exec(Object *obj, Error **errp)
563 {
564     return ASPEED_MACHINE(obj)->mmio_exec;
565 }
566 
567 static void aspeed_set_mmio_exec(Object *obj, bool value, Error **errp)
568 {
569     ASPEED_MACHINE(obj)->mmio_exec = value;
570 }
571 
572 static void aspeed_machine_instance_init(Object *obj)
573 {
574     ASPEED_MACHINE(obj)->mmio_exec = false;
575 }
576 
577 static char *aspeed_get_fmc_model(Object *obj, Error **errp)
578 {
579     AspeedMachineState *bmc = ASPEED_MACHINE(obj);
580     return g_strdup(bmc->fmc_model);
581 }
582 
583 static void aspeed_set_fmc_model(Object *obj, const char *value, Error **errp)
584 {
585     AspeedMachineState *bmc = ASPEED_MACHINE(obj);
586 
587     g_free(bmc->fmc_model);
588     bmc->fmc_model = g_strdup(value);
589 }
590 
591 static char *aspeed_get_spi_model(Object *obj, Error **errp)
592 {
593     AspeedMachineState *bmc = ASPEED_MACHINE(obj);
594     return g_strdup(bmc->spi_model);
595 }
596 
597 static void aspeed_set_spi_model(Object *obj, const char *value, Error **errp)
598 {
599     AspeedMachineState *bmc = ASPEED_MACHINE(obj);
600 
601     g_free(bmc->spi_model);
602     bmc->spi_model = g_strdup(value);
603 }
604 
605 static void aspeed_machine_class_props_init(ObjectClass *oc)
606 {
607     object_class_property_add_bool(oc, "execute-in-place",
608                                    aspeed_get_mmio_exec,
609                                    aspeed_set_mmio_exec);
610     object_class_property_set_description(oc, "execute-in-place",
611                            "boot directly from CE0 flash device");
612 
613     object_class_property_add_str(oc, "fmc-model", aspeed_get_fmc_model,
614                                    aspeed_set_fmc_model);
615     object_class_property_set_description(oc, "fmc-model",
616                                           "Change the FMC Flash model");
617     object_class_property_add_str(oc, "spi-model", aspeed_get_spi_model,
618                                    aspeed_set_spi_model);
619     object_class_property_set_description(oc, "spi-model",
620                                           "Change the SPI Flash model");
621 }
622 
623 static int aspeed_soc_num_cpus(const char *soc_name)
624 {
625    AspeedSoCClass *sc = ASPEED_SOC_CLASS(object_class_by_name(soc_name));
626    return sc->num_cpus;
627 }
628 
629 static void aspeed_machine_class_init(ObjectClass *oc, void *data)
630 {
631     MachineClass *mc = MACHINE_CLASS(oc);
632     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
633 
634     mc->init = aspeed_machine_init;
635     mc->no_floppy = 1;
636     mc->no_cdrom = 1;
637     mc->no_parallel = 1;
638     mc->default_ram_id = "ram";
639     amc->macs_mask = ASPEED_MAC0_ON;
640 
641     aspeed_machine_class_props_init(oc);
642 }
643 
644 static void aspeed_machine_palmetto_class_init(ObjectClass *oc, void *data)
645 {
646     MachineClass *mc = MACHINE_CLASS(oc);
647     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
648 
649     mc->desc       = "OpenPOWER Palmetto BMC (ARM926EJ-S)";
650     amc->soc_name  = "ast2400-a1";
651     amc->hw_strap1 = PALMETTO_BMC_HW_STRAP1;
652     amc->fmc_model = "n25q256a";
653     amc->spi_model = "mx25l25635e";
654     amc->num_cs    = 1;
655     amc->i2c_init  = palmetto_bmc_i2c_init;
656     mc->default_ram_size       = 256 * MiB;
657     mc->default_cpus = mc->min_cpus = mc->max_cpus =
658         aspeed_soc_num_cpus(amc->soc_name);
659 };
660 
661 static void aspeed_machine_supermicrox11_bmc_class_init(ObjectClass *oc,
662                                                         void *data)
663 {
664     MachineClass *mc = MACHINE_CLASS(oc);
665     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
666 
667     mc->desc       = "Supermicro X11 BMC (ARM926EJ-S)";
668     amc->soc_name  = "ast2400-a1";
669     amc->hw_strap1 = SUPERMICROX11_BMC_HW_STRAP1;
670     amc->fmc_model = "mx25l25635e";
671     amc->spi_model = "mx25l25635e";
672     amc->num_cs    = 1;
673     amc->macs_mask = ASPEED_MAC0_ON | ASPEED_MAC1_ON;
674     amc->i2c_init  = palmetto_bmc_i2c_init;
675     mc->default_ram_size = 256 * MiB;
676 }
677 
678 static void aspeed_machine_ast2500_evb_class_init(ObjectClass *oc, void *data)
679 {
680     MachineClass *mc = MACHINE_CLASS(oc);
681     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
682 
683     mc->desc       = "Aspeed AST2500 EVB (ARM1176)";
684     amc->soc_name  = "ast2500-a1";
685     amc->hw_strap1 = AST2500_EVB_HW_STRAP1;
686     amc->fmc_model = "w25q256";
687     amc->spi_model = "mx25l25635e";
688     amc->num_cs    = 1;
689     amc->i2c_init  = ast2500_evb_i2c_init;
690     mc->default_ram_size       = 512 * MiB;
691     mc->default_cpus = mc->min_cpus = mc->max_cpus =
692         aspeed_soc_num_cpus(amc->soc_name);
693 };
694 
695 static void aspeed_machine_romulus_class_init(ObjectClass *oc, void *data)
696 {
697     MachineClass *mc = MACHINE_CLASS(oc);
698     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
699 
700     mc->desc       = "OpenPOWER Romulus BMC (ARM1176)";
701     amc->soc_name  = "ast2500-a1";
702     amc->hw_strap1 = ROMULUS_BMC_HW_STRAP1;
703     amc->fmc_model = "n25q256a";
704     amc->spi_model = "mx66l1g45g";
705     amc->num_cs    = 2;
706     amc->i2c_init  = romulus_bmc_i2c_init;
707     mc->default_ram_size       = 512 * MiB;
708     mc->default_cpus = mc->min_cpus = mc->max_cpus =
709         aspeed_soc_num_cpus(amc->soc_name);
710 };
711 
712 static void aspeed_machine_sonorapass_class_init(ObjectClass *oc, void *data)
713 {
714     MachineClass *mc = MACHINE_CLASS(oc);
715     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
716 
717     mc->desc       = "OCP SonoraPass BMC (ARM1176)";
718     amc->soc_name  = "ast2500-a1";
719     amc->hw_strap1 = SONORAPASS_BMC_HW_STRAP1;
720     amc->fmc_model = "mx66l1g45g";
721     amc->spi_model = "mx66l1g45g";
722     amc->num_cs    = 2;
723     amc->i2c_init  = sonorapass_bmc_i2c_init;
724     mc->default_ram_size       = 512 * MiB;
725     mc->default_cpus = mc->min_cpus = mc->max_cpus =
726         aspeed_soc_num_cpus(amc->soc_name);
727 };
728 
729 static void aspeed_machine_swift_class_init(ObjectClass *oc, void *data)
730 {
731     MachineClass *mc = MACHINE_CLASS(oc);
732     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
733 
734     mc->desc       = "OpenPOWER Swift BMC (ARM1176)";
735     amc->soc_name  = "ast2500-a1";
736     amc->hw_strap1 = SWIFT_BMC_HW_STRAP1;
737     amc->fmc_model = "mx66l1g45g";
738     amc->spi_model = "mx66l1g45g";
739     amc->num_cs    = 2;
740     amc->i2c_init  = swift_bmc_i2c_init;
741     mc->default_ram_size       = 512 * MiB;
742     mc->default_cpus = mc->min_cpus = mc->max_cpus =
743         aspeed_soc_num_cpus(amc->soc_name);
744 };
745 
746 static void aspeed_machine_witherspoon_class_init(ObjectClass *oc, void *data)
747 {
748     MachineClass *mc = MACHINE_CLASS(oc);
749     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
750 
751     mc->desc       = "OpenPOWER Witherspoon BMC (ARM1176)";
752     amc->soc_name  = "ast2500-a1";
753     amc->hw_strap1 = WITHERSPOON_BMC_HW_STRAP1;
754     amc->fmc_model = "mx25l25635e";
755     amc->spi_model = "mx66l1g45g";
756     amc->num_cs    = 2;
757     amc->i2c_init  = witherspoon_bmc_i2c_init;
758     mc->default_ram_size = 512 * MiB;
759     mc->default_cpus = mc->min_cpus = mc->max_cpus =
760         aspeed_soc_num_cpus(amc->soc_name);
761 };
762 
763 static void aspeed_machine_ast2600_evb_class_init(ObjectClass *oc, void *data)
764 {
765     MachineClass *mc = MACHINE_CLASS(oc);
766     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
767 
768     mc->desc       = "Aspeed AST2600 EVB (Cortex A7)";
769     amc->soc_name  = "ast2600-a1";
770     amc->hw_strap1 = AST2600_EVB_HW_STRAP1;
771     amc->hw_strap2 = AST2600_EVB_HW_STRAP2;
772     amc->fmc_model = "w25q512jv";
773     amc->spi_model = "mx66u51235f";
774     amc->num_cs    = 1;
775     amc->macs_mask  = ASPEED_MAC1_ON | ASPEED_MAC2_ON | ASPEED_MAC3_ON;
776     amc->i2c_init  = ast2600_evb_i2c_init;
777     mc->default_ram_size = 1 * GiB;
778     mc->default_cpus = mc->min_cpus = mc->max_cpus =
779         aspeed_soc_num_cpus(amc->soc_name);
780 };
781 
782 static void aspeed_machine_tacoma_class_init(ObjectClass *oc, void *data)
783 {
784     MachineClass *mc = MACHINE_CLASS(oc);
785     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
786 
787     mc->desc       = "OpenPOWER Tacoma BMC (Cortex A7)";
788     amc->soc_name  = "ast2600-a1";
789     amc->hw_strap1 = TACOMA_BMC_HW_STRAP1;
790     amc->hw_strap2 = TACOMA_BMC_HW_STRAP2;
791     amc->fmc_model = "mx66l1g45g";
792     amc->spi_model = "mx66l1g45g";
793     amc->num_cs    = 2;
794     amc->macs_mask  = ASPEED_MAC2_ON;
795     amc->i2c_init  = witherspoon_bmc_i2c_init; /* Same board layout */
796     mc->default_ram_size = 1 * GiB;
797     mc->default_cpus = mc->min_cpus = mc->max_cpus =
798         aspeed_soc_num_cpus(amc->soc_name);
799 };
800 
801 static const TypeInfo aspeed_machine_types[] = {
802     {
803         .name          = MACHINE_TYPE_NAME("palmetto-bmc"),
804         .parent        = TYPE_ASPEED_MACHINE,
805         .class_init    = aspeed_machine_palmetto_class_init,
806     }, {
807         .name          = MACHINE_TYPE_NAME("supermicrox11-bmc"),
808         .parent        = TYPE_ASPEED_MACHINE,
809         .class_init    = aspeed_machine_supermicrox11_bmc_class_init,
810     }, {
811         .name          = MACHINE_TYPE_NAME("ast2500-evb"),
812         .parent        = TYPE_ASPEED_MACHINE,
813         .class_init    = aspeed_machine_ast2500_evb_class_init,
814     }, {
815         .name          = MACHINE_TYPE_NAME("romulus-bmc"),
816         .parent        = TYPE_ASPEED_MACHINE,
817         .class_init    = aspeed_machine_romulus_class_init,
818     }, {
819         .name          = MACHINE_TYPE_NAME("swift-bmc"),
820         .parent        = TYPE_ASPEED_MACHINE,
821         .class_init    = aspeed_machine_swift_class_init,
822     }, {
823         .name          = MACHINE_TYPE_NAME("sonorapass-bmc"),
824         .parent        = TYPE_ASPEED_MACHINE,
825         .class_init    = aspeed_machine_sonorapass_class_init,
826     }, {
827         .name          = MACHINE_TYPE_NAME("witherspoon-bmc"),
828         .parent        = TYPE_ASPEED_MACHINE,
829         .class_init    = aspeed_machine_witherspoon_class_init,
830     }, {
831         .name          = MACHINE_TYPE_NAME("ast2600-evb"),
832         .parent        = TYPE_ASPEED_MACHINE,
833         .class_init    = aspeed_machine_ast2600_evb_class_init,
834     }, {
835         .name          = MACHINE_TYPE_NAME("tacoma-bmc"),
836         .parent        = TYPE_ASPEED_MACHINE,
837         .class_init    = aspeed_machine_tacoma_class_init,
838     }, {
839         .name          = TYPE_ASPEED_MACHINE,
840         .parent        = TYPE_MACHINE,
841         .instance_size = sizeof(AspeedMachineState),
842         .instance_init = aspeed_machine_instance_init,
843         .class_size    = sizeof(AspeedMachineClass),
844         .class_init    = aspeed_machine_class_init,
845         .abstract      = true,
846     }
847 };
848 
849 DEFINE_TYPES(aspeed_machine_types)
850