diff options
Diffstat (limited to 'hw/arm/aspeed_ast27x0-fc.c')
| -rw-r--r-- | hw/arm/aspeed_ast27x0-fc.c | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/hw/arm/aspeed_ast27x0-fc.c b/hw/arm/aspeed_ast27x0-fc.c new file mode 100644 index 0000000..7087be4 --- /dev/null +++ b/hw/arm/aspeed_ast27x0-fc.c @@ -0,0 +1,200 @@ +/* + * ASPEED SoC 2700 family + * + * Copyright (C) 2025 ASPEED Technology Inc. + * + * This code is licensed under the GPL version 2 or later. See + * the COPYING file in the top-level directory. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "qemu/osdep.h" +#include "qemu/units.h" +#include "qapi/error.h" +#include "system/block-backend.h" +#include "system/system.h" +#include "hw/arm/aspeed.h" +#include "hw/boards.h" +#include "hw/qdev-clock.h" +#include "hw/arm/aspeed_soc.h" +#include "hw/loader.h" +#include "hw/arm/boot.h" +#include "hw/block/flash.h" + + +#define TYPE_AST2700A1FC MACHINE_TYPE_NAME("ast2700fc") +OBJECT_DECLARE_SIMPLE_TYPE(Ast2700FCState, AST2700A1FC); + +static struct arm_boot_info ast2700fc_board_info = { + .board_id = -1, /* device-tree-only board */ +}; + +struct Ast2700FCState { + MachineState parent_obj; + + MemoryRegion ca35_memory; + MemoryRegion ca35_dram; + MemoryRegion ssp_memory; + MemoryRegion tsp_memory; + + Clock *ssp_sysclk; + Clock *tsp_sysclk; + + Aspeed27x0SoCState ca35; + Aspeed27x0SSPSoCState ssp; + Aspeed27x0TSPSoCState tsp; + + bool mmio_exec; +}; + +#define AST2700FC_BMC_RAM_SIZE (1 * GiB) +#define AST2700FC_CM4_DRAM_SIZE (32 * MiB) + +#define AST2700FC_HW_STRAP1 0x000000C0 +#define AST2700FC_HW_STRAP2 0x00000003 +#define AST2700FC_FMC_MODEL "w25q01jvq" +#define AST2700FC_SPI_MODEL "w25q512jv" + +static void ast2700fc_ca35_init(MachineState *machine) +{ + Ast2700FCState *s = AST2700A1FC(machine); + AspeedSoCState *soc; + AspeedSoCClass *sc; + + object_initialize_child(OBJECT(s), "ca35", &s->ca35, "ast2700-a1"); + soc = ASPEED_SOC(&s->ca35); + sc = ASPEED_SOC_GET_CLASS(soc); + + memory_region_init(&s->ca35_memory, OBJECT(&s->ca35), "ca35-memory", + UINT64_MAX); + memory_region_add_subregion(get_system_memory(), 0, &s->ca35_memory); + + if (!memory_region_init_ram(&s->ca35_dram, OBJECT(&s->ca35), "ca35-dram", + AST2700FC_BMC_RAM_SIZE, &error_abort)) { + return; + } + if (!object_property_set_link(OBJECT(&s->ca35), "memory", + OBJECT(&s->ca35_memory), + &error_abort)) { + return; + }; + if (!object_property_set_link(OBJECT(&s->ca35), "dram", + OBJECT(&s->ca35_dram), &error_abort)) { + return; + } + if (!object_property_set_int(OBJECT(&s->ca35), "ram-size", + AST2700FC_BMC_RAM_SIZE, &error_abort)) { + return; + } + + for (int i = 0; i < sc->macs_num; i++) { + if (!qemu_configure_nic_device(DEVICE(&soc->ftgmac100[i]), + true, NULL)) { + break; + } + } + if (!object_property_set_int(OBJECT(&s->ca35), "hw-strap1", + AST2700FC_HW_STRAP1, &error_abort)) { + return; + } + if (!object_property_set_int(OBJECT(&s->ca35), "hw-strap2", + AST2700FC_HW_STRAP2, &error_abort)) { + return; + } + aspeed_soc_uart_set_chr(soc, ASPEED_DEV_UART12, serial_hd(0)); + if (!qdev_realize(DEVICE(&s->ca35), NULL, &error_abort)) { + return; + } + + /* + * AST2700 EVB has a LM75 temperature sensor on I2C bus 0 at address 0x4d. + */ + i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 0), "tmp105", 0x4d); + + aspeed_board_init_flashes(&soc->fmc, AST2700FC_FMC_MODEL, 2, 0); + aspeed_board_init_flashes(&soc->spi[0], AST2700FC_SPI_MODEL, 1, 2); + + ast2700fc_board_info.ram_size = machine->ram_size; + ast2700fc_board_info.loader_start = sc->memmap[ASPEED_DEV_SDRAM]; + + arm_load_kernel(ARM_CPU(first_cpu), machine, &ast2700fc_board_info); +} + +static void ast2700fc_ssp_init(MachineState *machine) +{ + AspeedSoCState *soc; + Ast2700FCState *s = AST2700A1FC(machine); + s->ssp_sysclk = clock_new(OBJECT(s), "SSP_SYSCLK"); + clock_set_hz(s->ssp_sysclk, 200000000ULL); + + object_initialize_child(OBJECT(s), "ssp", &s->ssp, TYPE_ASPEED27X0SSP_SOC); + memory_region_init(&s->ssp_memory, OBJECT(&s->ssp), "ssp-memory", + UINT64_MAX); + + qdev_connect_clock_in(DEVICE(&s->ssp), "sysclk", s->ssp_sysclk); + if (!object_property_set_link(OBJECT(&s->ssp), "memory", + OBJECT(&s->ssp_memory), &error_abort)) { + return; + } + + soc = ASPEED_SOC(&s->ssp); + aspeed_soc_uart_set_chr(soc, ASPEED_DEV_UART4, serial_hd(1)); + if (!qdev_realize(DEVICE(&s->ssp), NULL, &error_abort)) { + return; + } +} + +static void ast2700fc_tsp_init(MachineState *machine) +{ + AspeedSoCState *soc; + Ast2700FCState *s = AST2700A1FC(machine); + s->tsp_sysclk = clock_new(OBJECT(s), "TSP_SYSCLK"); + clock_set_hz(s->tsp_sysclk, 200000000ULL); + + object_initialize_child(OBJECT(s), "tsp", &s->tsp, TYPE_ASPEED27X0TSP_SOC); + memory_region_init(&s->tsp_memory, OBJECT(&s->tsp), "tsp-memory", + UINT64_MAX); + + qdev_connect_clock_in(DEVICE(&s->tsp), "sysclk", s->tsp_sysclk); + if (!object_property_set_link(OBJECT(&s->tsp), "memory", + OBJECT(&s->tsp_memory), &error_abort)) { + return; + } + + soc = ASPEED_SOC(&s->tsp); + aspeed_soc_uart_set_chr(soc, ASPEED_DEV_UART7, serial_hd(2)); + if (!qdev_realize(DEVICE(&s->tsp), NULL, &error_abort)) { + return; + } +} + +static void ast2700fc_init(MachineState *machine) +{ + ast2700fc_ca35_init(machine); + ast2700fc_ssp_init(machine); + ast2700fc_tsp_init(machine); +} + +static void ast2700fc_class_init(ObjectClass *oc, const void *data) +{ + MachineClass *mc = MACHINE_CLASS(oc); + + mc->alias = "ast2700fc"; + mc->desc = "ast2700 full core support"; + mc->init = ast2700fc_init; + mc->no_floppy = 1; + mc->no_cdrom = 1; + mc->min_cpus = mc->max_cpus = mc->default_cpus = 6; +} + +static const TypeInfo ast2700fc_types[] = { + { + .name = MACHINE_TYPE_NAME("ast2700fc"), + .parent = TYPE_MACHINE, + .class_init = ast2700fc_class_init, + .instance_size = sizeof(Ast2700FCState), + }, +}; + +DEFINE_TYPES(ast2700fc_types) |