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Commit | Line | Data |
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327d8e4e AJ |
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" | |
da34e65c | 13 | #include "qapi/error.h" |
4771d756 PB |
14 | #include "qemu-common.h" |
15 | #include "cpu.h" | |
327d8e4e AJ |
16 | #include "exec/address-spaces.h" |
17 | #include "hw/arm/arm.h" | |
00442402 | 18 | #include "hw/arm/aspeed_soc.h" |
327d8e4e | 19 | #include "hw/boards.h" |
03dd024f | 20 | #include "qemu/log.h" |
e1ad9bc4 CLG |
21 | #include "sysemu/block-backend.h" |
22 | #include "sysemu/blockdev.h" | |
327d8e4e | 23 | |
74fb1f38 | 24 | static struct arm_boot_info aspeed_board_binfo = { |
b033271f | 25 | .board_id = -1, /* device-tree-only board */ |
327d8e4e AJ |
26 | .nb_cpus = 1, |
27 | }; | |
28 | ||
74fb1f38 | 29 | typedef struct AspeedBoardState { |
ff90606f | 30 | AspeedSoCState soc; |
327d8e4e | 31 | MemoryRegion ram; |
74fb1f38 | 32 | } AspeedBoardState; |
327d8e4e | 33 | |
74fb1f38 | 34 | static void aspeed_board_init_flashes(AspeedSMCState *s, const char *flashtype, |
e1ad9bc4 CLG |
35 | Error **errp) |
36 | { | |
37 | int i ; | |
38 | ||
39 | for (i = 0; i < s->num_cs; ++i) { | |
40 | AspeedSMCFlash *fl = &s->flashes[i]; | |
41 | DriveInfo *dinfo = drive_get_next(IF_MTD); | |
42 | qemu_irq cs_line; | |
43 | ||
44 | /* | |
45 | * FIXME: check that we are not using a flash module exceeding | |
46 | * the controller segment size | |
47 | */ | |
48 | fl->flash = ssi_create_slave_no_init(s->spi, flashtype); | |
49 | if (dinfo) { | |
50 | qdev_prop_set_drive(fl->flash, "drive", blk_by_legacy_dinfo(dinfo), | |
51 | errp); | |
52 | } | |
53 | qdev_init_nofail(fl->flash); | |
54 | ||
55 | cs_line = qdev_get_gpio_in_named(fl->flash, SSI_GPIO_CS, 0); | |
56 | sysbus_connect_irq(SYS_BUS_DEVICE(s), i + 1, cs_line); | |
57 | } | |
58 | } | |
59 | ||
74fb1f38 | 60 | static void aspeed_board_init(MachineState *machine) |
327d8e4e | 61 | { |
74fb1f38 | 62 | AspeedBoardState *bmc; |
b033271f | 63 | AspeedSoCClass *sc; |
327d8e4e | 64 | |
74fb1f38 | 65 | bmc = g_new0(AspeedBoardState, 1); |
b033271f | 66 | object_initialize(&bmc->soc, (sizeof(bmc->soc)), "ast2400-a0"); |
327d8e4e AJ |
67 | object_property_add_child(OBJECT(machine), "soc", OBJECT(&bmc->soc), |
68 | &error_abort); | |
69 | ||
b033271f CLG |
70 | sc = ASPEED_SOC_GET_CLASS(&bmc->soc); |
71 | ||
327d8e4e | 72 | memory_region_allocate_system_memory(&bmc->ram, NULL, "ram", ram_size); |
b033271f | 73 | memory_region_add_subregion(get_system_memory(), sc->info->sdram_base, |
327d8e4e AJ |
74 | &bmc->ram); |
75 | object_property_add_const_link(OBJECT(&bmc->soc), "ram", OBJECT(&bmc->ram), | |
76 | &error_abort); | |
87e79af0 AJ |
77 | object_property_set_int(OBJECT(&bmc->soc), 0x120CE416, "hw-strap1", |
78 | &error_abort); | |
327d8e4e AJ |
79 | object_property_set_bool(OBJECT(&bmc->soc), true, "realized", |
80 | &error_abort); | |
81 | ||
74fb1f38 CLG |
82 | aspeed_board_init_flashes(&bmc->soc.smc, "n25q256a", &error_abort); |
83 | aspeed_board_init_flashes(&bmc->soc.spi, "mx25l25635e", &error_abort); | |
84 | ||
85 | aspeed_board_binfo.kernel_filename = machine->kernel_filename; | |
86 | aspeed_board_binfo.initrd_filename = machine->initrd_filename; | |
87 | aspeed_board_binfo.kernel_cmdline = machine->kernel_cmdline; | |
88 | aspeed_board_binfo.ram_size = ram_size; | |
89 | aspeed_board_binfo.loader_start = sc->info->sdram_base; | |
e1ad9bc4 | 90 | |
74fb1f38 CLG |
91 | arm_load_kernel(ARM_CPU(first_cpu), &aspeed_board_binfo); |
92 | } | |
b033271f | 93 | |
74fb1f38 CLG |
94 | static void palmetto_bmc_init(MachineState *machine) |
95 | { | |
96 | aspeed_board_init(machine); | |
327d8e4e AJ |
97 | } |
98 | ||
74fb1f38 | 99 | static void palmetto_bmc_class_init(ObjectClass *oc, void *data) |
327d8e4e | 100 | { |
74fb1f38 CLG |
101 | MachineClass *mc = MACHINE_CLASS(oc); |
102 | ||
103 | mc->desc = "OpenPOWER Palmetto BMC (ARM926EJ-S)"; | |
327d8e4e AJ |
104 | mc->init = palmetto_bmc_init; |
105 | mc->max_cpus = 1; | |
106 | mc->no_sdcard = 1; | |
107 | mc->no_floppy = 1; | |
108 | mc->no_cdrom = 1; | |
109 | mc->no_sdcard = 1; | |
110 | mc->no_parallel = 1; | |
111 | } | |
112 | ||
74fb1f38 CLG |
113 | static const TypeInfo palmetto_bmc_type = { |
114 | .name = MACHINE_TYPE_NAME("palmetto-bmc"), | |
115 | .parent = TYPE_MACHINE, | |
116 | .class_init = palmetto_bmc_class_init, | |
117 | }; | |
118 | ||
119 | static void aspeed_machine_init(void) | |
120 | { | |
121 | type_register_static(&palmetto_bmc_type); | |
122 | } | |
123 | ||
124 | type_init(aspeed_machine_init) |