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227 lines
7.6 KiB
227 lines
7.6 KiB
/*
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* ASPEED SoC 2700 family
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*
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* Copyright (C) 2025 ASPEED Technology Inc.
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*
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* This code is licensed under the GPL version 2 or later. See
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* the COPYING file in the top-level directory.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "qemu/osdep.h"
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#include "qemu/units.h"
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#include "qapi/error.h"
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#include "system/block-backend.h"
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#include "system/system.h"
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#include "hw/arm/aspeed.h"
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#include "hw/core/boards.h"
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#include "hw/core/qdev-clock.h"
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#include "hw/arm/aspeed_soc.h"
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#include "hw/core/loader.h"
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#include "hw/arm/boot.h"
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#include "hw/block/flash.h"
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#include "hw/arm/aspeed_coprocessor.h"
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#include "hw/arm/machines-qom.h"
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#define TYPE_AST2700FC MACHINE_TYPE_NAME("ast2700fc")
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OBJECT_DECLARE_SIMPLE_TYPE(Ast2700FCState, AST2700FC);
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static struct arm_boot_info ast2700fc_board_info = {
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.board_id = -1, /* device-tree-only board */
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};
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struct Ast2700FCState {
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MachineState parent_obj;
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MemoryRegion ca35_memory;
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MemoryRegion ca35_dram;
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MemoryRegion ca35_boot_rom;
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MemoryRegion ssp_memory;
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MemoryRegion tsp_memory;
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Clock *ssp_sysclk;
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Clock *tsp_sysclk;
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Aspeed27x0SoCState ca35;
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Aspeed27x0CoprocessorState ssp;
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Aspeed27x0CoprocessorState tsp;
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};
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#define AST2700FC_BMC_RAM_SIZE (2 * GiB)
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#define AST2700FC_HW_STRAP1 0x000000C0
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#define AST2700FC_HW_STRAP2 0x00000003
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#define AST2700FC_FMC_MODEL "w25q01jvq"
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#define AST2700FC_SPI_MODEL "w25q512jv"
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static bool ast2700fc_ca35_init(MachineState *machine, Error **errp)
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{
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Ast2700FCState *s = AST2700FC(machine);
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AspeedSoCState *soc;
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AspeedSoCClass *sc;
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const char *bios_name = NULL;
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BlockBackend *fmc0 = NULL;
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DeviceState *dev = NULL;
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uint64_t rom_size;
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object_initialize_child(OBJECT(s), "ca35", &s->ca35, "ast2700-a2");
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soc = ASPEED_SOC(&s->ca35);
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sc = ASPEED_SOC_GET_CLASS(soc);
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memory_region_init(&s->ca35_memory, OBJECT(&s->ca35), "ca35-memory",
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UINT64_MAX);
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memory_region_add_subregion(get_system_memory(), 0, &s->ca35_memory);
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if (!memory_region_init_ram(&s->ca35_dram, OBJECT(&s->ca35), "ca35-dram",
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AST2700FC_BMC_RAM_SIZE, errp)) {
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return false;
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}
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object_property_set_link(OBJECT(&s->ca35), "memory",
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OBJECT(&s->ca35_memory), &error_abort);
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object_property_set_link(OBJECT(&s->ca35), "dram", OBJECT(&s->ca35_dram),
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&error_abort);
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object_property_set_int(OBJECT(&s->ca35), "ram-size",
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AST2700FC_BMC_RAM_SIZE, &error_abort);
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for (int i = 0; i < sc->macs_num; i++) {
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if (!qemu_configure_nic_device(DEVICE(&soc->ftgmac100[i]),
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true, NULL)) {
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break;
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}
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}
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object_property_set_int(OBJECT(&s->ca35), "hw-strap1",
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AST2700FC_HW_STRAP1, &error_abort);
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object_property_set_int(OBJECT(&s->ca35), "hw-strap2",
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AST2700FC_HW_STRAP2, &error_abort);
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aspeed_soc_uart_set_chr(soc->uart, ASPEED_DEV_UART12, sc->uarts_base,
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sc->uarts_num, serial_hd(0));
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aspeed_soc_uart_set_chr(soc->uart, ASPEED_DEV_UART4, sc->uarts_base,
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sc->uarts_num, serial_hd(1));
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aspeed_soc_uart_set_chr(soc->uart, ASPEED_DEV_UART7, sc->uarts_base,
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sc->uarts_num, serial_hd(2));
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if (!qdev_realize(DEVICE(&s->ca35), NULL, errp)) {
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return false;
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}
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/*
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* AST2700 EVB has a LM75 temperature sensor on I2C bus 0 at address 0x4d.
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*/
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i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 0), "tmp105", 0x4d);
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aspeed_board_init_flashes(&soc->fmc, AST2700FC_FMC_MODEL, 2, 0);
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aspeed_board_init_flashes(&soc->spi[0], AST2700FC_SPI_MODEL, 1, 2);
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ast2700fc_board_info.ram_size = machine->ram_size;
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ast2700fc_board_info.loader_start = sc->memmap[ASPEED_DEV_SDRAM];
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dev = ssi_get_cs(soc->fmc.spi, 0);
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fmc0 = dev ? m25p80_get_blk(dev) : NULL;
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if (fmc0) {
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rom_size = memory_region_size(&soc->spi_boot);
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aspeed_install_boot_rom(soc, fmc0, &s->ca35_boot_rom, rom_size);
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}
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/* VBOOTROM */
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bios_name = machine->firmware ?: VBOOTROM_FILE_NAME;
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aspeed_load_vbootrom(soc, bios_name, errp);
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arm_load_kernel(ARM_CPU(first_cpu), machine, &ast2700fc_board_info);
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return true;
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}
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static bool ast2700fc_ssp_init(MachineState *machine, Error **errp)
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{
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Ast2700FCState *s = AST2700FC(machine);
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AspeedSoCState *psp = ASPEED_SOC(&s->ca35);
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s->ssp_sysclk = clock_new(OBJECT(s), "SSP_SYSCLK");
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clock_set_hz(s->ssp_sysclk, 200000000ULL);
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object_initialize_child(OBJECT(s), "ssp", &s->ssp,
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TYPE_ASPEED27X0SSP_COPROCESSOR);
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memory_region_init(&s->ssp_memory, OBJECT(&s->ssp), "ssp-memory",
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UINT64_MAX);
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qdev_connect_clock_in(DEVICE(&s->ssp), "sysclk", s->ssp_sysclk);
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object_property_set_link(OBJECT(&s->ssp), "memory",
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OBJECT(&s->ssp_memory), &error_abort);
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object_property_set_link(OBJECT(&s->ssp), "uart",
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OBJECT(&psp->uart[4]), &error_abort);
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object_property_set_int(OBJECT(&s->ssp), "uart-dev", ASPEED_DEV_UART4,
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&error_abort);
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object_property_set_link(OBJECT(&s->ssp), "sram",
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OBJECT(&psp->sram), &error_abort);
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object_property_set_link(OBJECT(&s->ssp), "scu",
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OBJECT(&psp->scu), &error_abort);
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if (!qdev_realize(DEVICE(&s->ssp), NULL, errp)) {
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return false;
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}
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return true;
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}
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static bool ast2700fc_tsp_init(MachineState *machine, Error **errp)
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{
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Ast2700FCState *s = AST2700FC(machine);
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AspeedSoCState *psp = ASPEED_SOC(&s->ca35);
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s->tsp_sysclk = clock_new(OBJECT(s), "TSP_SYSCLK");
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clock_set_hz(s->tsp_sysclk, 200000000ULL);
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object_initialize_child(OBJECT(s), "tsp", &s->tsp,
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TYPE_ASPEED27X0TSP_COPROCESSOR);
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memory_region_init(&s->tsp_memory, OBJECT(&s->tsp), "tsp-memory",
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UINT64_MAX);
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qdev_connect_clock_in(DEVICE(&s->tsp), "sysclk", s->tsp_sysclk);
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object_property_set_link(OBJECT(&s->tsp), "memory",
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OBJECT(&s->tsp_memory), &error_abort);
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object_property_set_link(OBJECT(&s->tsp), "uart",
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OBJECT(&psp->uart[7]), &error_abort);
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object_property_set_int(OBJECT(&s->tsp), "uart-dev", ASPEED_DEV_UART7,
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&error_abort);
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object_property_set_link(OBJECT(&s->tsp), "sram",
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OBJECT(&psp->sram), &error_abort);
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object_property_set_link(OBJECT(&s->tsp), "scu",
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OBJECT(&psp->scu), &error_abort);
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if (!qdev_realize(DEVICE(&s->tsp), NULL, errp)) {
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return false;
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}
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return true;
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}
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static void ast2700fc_init(MachineState *machine)
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{
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ast2700fc_ca35_init(machine, &error_abort);
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ast2700fc_ssp_init(machine, &error_abort);
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ast2700fc_tsp_init(machine, &error_abort);
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}
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static void ast2700fc_class_init(ObjectClass *oc, const void *data)
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{
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MachineClass *mc = MACHINE_CLASS(oc);
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mc->desc = "ast2700 full core support";
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mc->init = ast2700fc_init;
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mc->no_floppy = 1;
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mc->no_cdrom = 1;
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mc->min_cpus = mc->max_cpus = mc->default_cpus = 6;
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}
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static const TypeInfo ast2700fc_types[] = {
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{
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.name = MACHINE_TYPE_NAME("ast2700fc"),
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.parent = TYPE_MACHINE,
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.class_init = ast2700fc_class_init,
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.instance_size = sizeof(Ast2700FCState),
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.interfaces = aarch64_machine_interfaces,
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},
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};
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DEFINE_TYPES(ast2700fc_types)
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