/* * ASPEED SoC family * * Andrew Jeffery * Jeremy Kerr * * Copyright 2016 IBM Corp. * * This code is licensed under the GPL version 2 or later. See * the COPYING file in the top-level directory. */ #include "qemu/osdep.h" #include "qemu/units.h" #include "qapi/error.h" #include "hw/misc/unimp.h" #include "hw/arm/aspeed_soc.h" #include "hw/char/serial.h" #include "qemu/module.h" #include "qemu/error-report.h" #include "hw/i2c/aspeed_i2c.h" #include "net/net.h" #include "sysemu/sysemu.h" #define ASPEED_SOC_IOMEM_SIZE 0x00200000 static const hwaddr aspeed_soc_ast2400_memmap[] = { [ASPEED_DEV_IOMEM] = 0x1E600000, [ASPEED_DEV_FMC] = 0x1E620000, [ASPEED_DEV_SPI1] = 0x1E630000, [ASPEED_DEV_EHCI1] = 0x1E6A1000, [ASPEED_DEV_VIC] = 0x1E6C0000, [ASPEED_DEV_SDMC] = 0x1E6E0000, [ASPEED_DEV_SCU] = 0x1E6E2000, [ASPEED_DEV_HACE] = 0x1E6E3000, [ASPEED_DEV_XDMA] = 0x1E6E7000, [ASPEED_DEV_VIDEO] = 0x1E700000, [ASPEED_DEV_ADC] = 0x1E6E9000, [ASPEED_DEV_SRAM] = 0x1E720000, [ASPEED_DEV_SDHCI] = 0x1E740000, [ASPEED_DEV_GPIO] = 0x1E780000, [ASPEED_DEV_RTC] = 0x1E781000, [ASPEED_DEV_TIMER1] = 0x1E782000, [ASPEED_DEV_WDT] = 0x1E785000, [ASPEED_DEV_PWM] = 0x1E786000, [ASPEED_DEV_LPC] = 0x1E789000, [ASPEED_DEV_IBT] = 0x1E789140, [ASPEED_DEV_I2C] = 0x1E78A000, [ASPEED_DEV_ETH1] = 0x1E660000, [ASPEED_DEV_ETH2] = 0x1E680000, [ASPEED_DEV_UART1] = 0x1E783000, [ASPEED_DEV_UART2] = 0x1E78D000, [ASPEED_DEV_UART3] = 0x1E78E000, [ASPEED_DEV_UART4] = 0x1E78F000, [ASPEED_DEV_UART5] = 0x1E784000, [ASPEED_DEV_VUART] = 0x1E787000, [ASPEED_DEV_SDRAM] = 0x40000000, }; static const hwaddr aspeed_soc_ast2500_memmap[] = { [ASPEED_DEV_IOMEM] = 0x1E600000, [ASPEED_DEV_FMC] = 0x1E620000, [ASPEED_DEV_SPI1] = 0x1E630000, [ASPEED_DEV_SPI2] = 0x1E631000, [ASPEED_DEV_EHCI1] = 0x1E6A1000, [ASPEED_DEV_EHCI2] = 0x1E6A3000, [ASPEED_DEV_VIC] = 0x1E6C0000, [ASPEED_DEV_SDMC] = 0x1E6E0000, [ASPEED_DEV_SCU] = 0x1E6E2000, [ASPEED_DEV_HACE] = 0x1E6E3000, [ASPEED_DEV_XDMA] = 0x1E6E7000, [ASPEED_DEV_ADC] = 0x1E6E9000, [ASPEED_DEV_VIDEO] = 0x1E700000, [ASPEED_DEV_SRAM] = 0x1E720000, [ASPEED_DEV_SDHCI] = 0x1E740000, [ASPEED_DEV_GPIO] = 0x1E780000, [ASPEED_DEV_RTC] = 0x1E781000, [ASPEED_DEV_TIMER1] = 0x1E782000, [ASPEED_DEV_WDT] = 0x1E785000, [ASPEED_DEV_PWM] = 0x1E786000, [ASPEED_DEV_LPC] = 0x1E789000, [ASPEED_DEV_IBT] = 0x1E789140, [ASPEED_DEV_I2C] = 0x1E78A000, [ASPEED_DEV_ETH1] = 0x1E660000, [ASPEED_DEV_ETH2] = 0x1E680000, [ASPEED_DEV_UART1] = 0x1E783000, [ASPEED_DEV_UART2] = 0x1E78D000, [ASPEED_DEV_UART3] = 0x1E78E000, [ASPEED_DEV_UART4] = 0x1E78F000, [ASPEED_DEV_UART5] = 0x1E784000, [ASPEED_DEV_VUART] = 0x1E787000, [ASPEED_DEV_SDRAM] = 0x80000000, }; static const int aspeed_soc_ast2400_irqmap[] = { [ASPEED_DEV_UART1] = 9, [ASPEED_DEV_UART2] = 32, [ASPEED_DEV_UART3] = 33, [ASPEED_DEV_UART4] = 34, [ASPEED_DEV_UART5] = 10, [ASPEED_DEV_VUART] = 8, [ASPEED_DEV_FMC] = 19, [ASPEED_DEV_EHCI1] = 5, [ASPEED_DEV_EHCI2] = 13, [ASPEED_DEV_SDMC] = 0, [ASPEED_DEV_SCU] = 21, [ASPEED_DEV_ADC] = 31, [ASPEED_DEV_GPIO] = 20, [ASPEED_DEV_RTC] = 22, [ASPEED_DEV_TIMER1] = 16, [ASPEED_DEV_TIMER2] = 17, [ASPEED_DEV_TIMER3] = 18, [ASPEED_DEV_TIMER4] = 35, [ASPEED_DEV_TIMER5] = 36, [ASPEED_DEV_TIMER6] = 37, [ASPEED_DEV_TIMER7] = 38, [ASPEED_DEV_TIMER8] = 39, [ASPEED_DEV_WDT] = 27, [ASPEED_DEV_PWM] = 28, [ASPEED_DEV_LPC] = 8, [ASPEED_DEV_I2C] = 12, [ASPEED_DEV_ETH1] = 2, [ASPEED_DEV_ETH2] = 3, [ASPEED_DEV_XDMA] = 6, [ASPEED_DEV_SDHCI] = 26, [ASPEED_DEV_HACE] = 4, }; #define aspeed_soc_ast2500_irqmap aspeed_soc_ast2400_irqmap static qemu_irq aspeed_soc_ast2400_get_irq(AspeedSoCState *s, int dev) { AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); return qdev_get_gpio_in(DEVICE(&s->vic), sc->irqmap[dev]); } static void aspeed_soc_init(Object *obj) { AspeedSoCState *s = ASPEED_SOC(obj); AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); int i; char socname[8]; char typename[64]; if (sscanf(sc->name, "%7s", socname) != 1) { g_assert_not_reached(); } for (i = 0; i < sc->num_cpus; i++) { object_initialize_child(obj, "cpu[*]", &s->cpu[i], sc->cpu_type); } snprintf(typename, sizeof(typename), "aspeed.scu-%s", socname); object_initialize_child(obj, "scu", &s->scu, typename); qdev_prop_set_uint32(DEVICE(&s->scu), "silicon-rev", sc->silicon_rev); object_property_add_alias(obj, "hw-strap1", OBJECT(&s->scu), "hw-strap1"); object_property_add_alias(obj, "hw-strap2", OBJECT(&s->scu), "hw-strap2"); object_property_add_alias(obj, "hw-prot-key", OBJECT(&s->scu), "hw-prot-key"); object_initialize_child(obj, "vic", &s->vic, TYPE_ASPEED_VIC); object_initialize_child(obj, "rtc", &s->rtc, TYPE_ASPEED_RTC); snprintf(typename, sizeof(typename), "aspeed.timer-%s", socname); object_initialize_child(obj, "timerctrl", &s->timerctrl, typename); snprintf(typename, sizeof(typename), "aspeed.adc-%s", socname); object_initialize_child(obj, "adc", &s->adc, typename); snprintf(typename, sizeof(typename), "aspeed.i2c-%s", socname); object_initialize_child(obj, "i2c", &s->i2c, typename); snprintf(typename, sizeof(typename), "aspeed.fmc-%s", socname); object_initialize_child(obj, "fmc", &s->fmc, typename); for (i = 0; i < sc->spis_num; i++) { snprintf(typename, sizeof(typename), "aspeed.spi%d-%s", i + 1, socname); object_initialize_child(obj, "spi[*]", &s->spi[i], typename); } for (i = 0; i < sc->ehcis_num; i++) { object_initialize_child(obj, "ehci[*]", &s->ehci[i], TYPE_PLATFORM_EHCI); } snprintf(typename, sizeof(typename), "aspeed.sdmc-%s", socname); object_initialize_child(obj, "sdmc", &s->sdmc, typename); object_property_add_alias(obj, "ram-size", OBJECT(&s->sdmc), "ram-size"); for (i = 0; i < sc->wdts_num; i++) { snprintf(typename, sizeof(typename), "aspeed.wdt-%s", socname); object_initialize_child(obj, "wdt[*]", &s->wdt[i], typename); } for (i = 0; i < sc->macs_num; i++) { object_initialize_child(obj, "ftgmac100[*]", &s->ftgmac100[i], TYPE_FTGMAC100); } snprintf(typename, sizeof(typename), TYPE_ASPEED_XDMA "-%s", socname); object_initialize_child(obj, "xdma", &s->xdma, typename); snprintf(typename, sizeof(typename), "aspeed.gpio-%s", socname); object_initialize_child(obj, "gpio", &s->gpio, typename); object_initialize_child(obj, "sdc", &s->sdhci, TYPE_ASPEED_SDHCI); object_property_set_int(OBJECT(&s->sdhci), "num-slots", 2, &error_abort); /* Init sd card slot class here so that they're under the correct parent */ for (i = 0; i < ASPEED_SDHCI_NUM_SLOTS; ++i) { object_initialize_child(obj, "sdhci[*]", &s->sdhci.slots[i], TYPE_SYSBUS_SDHCI); } object_initialize_child(obj, "lpc", &s->lpc, TYPE_ASPEED_LPC); snprintf(typename, sizeof(typename), "aspeed.hace-%s", socname); object_initialize_child(obj, "hace", &s->hace, typename); object_initialize_child(obj, "iomem", &s->iomem, TYPE_UNIMPLEMENTED_DEVICE); object_initialize_child(obj, "video", &s->video, TYPE_UNIMPLEMENTED_DEVICE); } static void aspeed_soc_realize(DeviceState *dev, Error **errp) { int i; AspeedSoCState *s = ASPEED_SOC(dev); AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); Error *err = NULL; /* IO space */ aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->iomem), "aspeed.io", sc->memmap[ASPEED_DEV_IOMEM], ASPEED_SOC_IOMEM_SIZE); /* Video engine stub */ aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->video), "aspeed.video", sc->memmap[ASPEED_DEV_VIDEO], 0x1000); /* CPU */ for (i = 0; i < sc->num_cpus; i++) { object_property_set_link(OBJECT(&s->cpu[i]), "memory", OBJECT(s->memory), &error_abort); if (!qdev_realize(DEVICE(&s->cpu[i]), NULL, errp)) { return; } } /* SRAM */ memory_region_init_ram(&s->sram, OBJECT(dev), "aspeed.sram", sc->sram_size, &err); if (err) { error_propagate(errp, err); return; } memory_region_add_subregion(s->memory, sc->memmap[ASPEED_DEV_SRAM], &s->sram); /* SCU */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->scu), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->scu), 0, sc->memmap[ASPEED_DEV_SCU]); /* VIC */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->vic), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->vic), 0, sc->memmap[ASPEED_DEV_VIC]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->vic), 0, qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_IRQ)); sysbus_connect_irq(SYS_BUS_DEVICE(&s->vic), 1, qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ)); /* RTC */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->rtc), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->rtc), 0, sc->memmap[ASPEED_DEV_RTC]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->rtc), 0, aspeed_soc_get_irq(s, ASPEED_DEV_RTC)); /* Timer */ object_property_set_link(OBJECT(&s->timerctrl), "scu", OBJECT(&s->scu), &error_abort); if (!sysbus_realize(SYS_BUS_DEVICE(&s->timerctrl), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->timerctrl), 0, sc->memmap[ASPEED_DEV_TIMER1]); for (i = 0; i < ASPEED_TIMER_NR_TIMERS; i++) { qemu_irq irq = aspeed_soc_get_irq(s, ASPEED_DEV_TIMER1 + i); sysbus_connect_irq(SYS_BUS_DEVICE(&s->timerctrl), i, irq); } /* ADC */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->adc), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->adc), 0, sc->memmap[ASPEED_DEV_ADC]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->adc), 0, aspeed_soc_get_irq(s, ASPEED_DEV_ADC)); /* UART */ aspeed_soc_uart_init(s); /* I2C */ object_property_set_link(OBJECT(&s->i2c), "dram", OBJECT(s->dram_mr), &error_abort); if (!sysbus_realize(SYS_BUS_DEVICE(&s->i2c), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->i2c), 0, sc->memmap[ASPEED_DEV_I2C]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c), 0, aspeed_soc_get_irq(s, ASPEED_DEV_I2C)); /* FMC, The number of CS is set at the board level */ object_property_set_link(OBJECT(&s->fmc), "dram", OBJECT(s->dram_mr), &error_abort); if (!sysbus_realize(SYS_BUS_DEVICE(&s->fmc), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->fmc), 0, sc->memmap[ASPEED_DEV_FMC]); aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->fmc), 1, ASPEED_SMC_GET_CLASS(&s->fmc)->flash_window_base); sysbus_connect_irq(SYS_BUS_DEVICE(&s->fmc), 0, aspeed_soc_get_irq(s, ASPEED_DEV_FMC)); /* SPI */ for (i = 0; i < sc->spis_num; i++) { if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->spi[i]), 0, sc->memmap[ASPEED_DEV_SPI1 + i]); aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->spi[i]), 1, ASPEED_SMC_GET_CLASS(&s->spi[i])->flash_window_base); } /* EHCI */ for (i = 0; i < sc->ehcis_num; i++) { if (!sysbus_realize(SYS_BUS_DEVICE(&s->ehci[i]), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->ehci[i]), 0, sc->memmap[ASPEED_DEV_EHCI1 + i]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->ehci[i]), 0, aspeed_soc_get_irq(s, ASPEED_DEV_EHCI1 + i)); } /* SDMC - SDRAM Memory Controller */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdmc), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->sdmc), 0, sc->memmap[ASPEED_DEV_SDMC]); /* Watch dog */ for (i = 0; i < sc->wdts_num; i++) { AspeedWDTClass *awc = ASPEED_WDT_GET_CLASS(&s->wdt[i]); object_property_set_link(OBJECT(&s->wdt[i]), "scu", OBJECT(&s->scu), &error_abort); if (!sysbus_realize(SYS_BUS_DEVICE(&s->wdt[i]), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->wdt[i]), 0, sc->memmap[ASPEED_DEV_WDT] + i * awc->offset); } /* RAM */ if (!aspeed_soc_dram_init(s, errp)) { return; } /* Net */ for (i = 0; i < sc->macs_num; i++) { object_property_set_bool(OBJECT(&s->ftgmac100[i]), "aspeed", true, &error_abort); if (!sysbus_realize(SYS_BUS_DEVICE(&s->ftgmac100[i]), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->ftgmac100[i]), 0, sc->memmap[ASPEED_DEV_ETH1 + i]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->ftgmac100[i]), 0, aspeed_soc_get_irq(s, ASPEED_DEV_ETH1 + i)); } /* XDMA */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->xdma), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->xdma), 0, sc->memmap[ASPEED_DEV_XDMA]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->xdma), 0, aspeed_soc_get_irq(s, ASPEED_DEV_XDMA)); /* GPIO */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->gpio), 0, sc->memmap[ASPEED_DEV_GPIO]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio), 0, aspeed_soc_get_irq(s, ASPEED_DEV_GPIO)); /* SDHCI */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->sdhci), 0, sc->memmap[ASPEED_DEV_SDHCI]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->sdhci), 0, aspeed_soc_get_irq(s, ASPEED_DEV_SDHCI)); /* LPC */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->lpc), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->lpc), 0, sc->memmap[ASPEED_DEV_LPC]); /* Connect the LPC IRQ to the VIC */ sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 0, aspeed_soc_get_irq(s, ASPEED_DEV_LPC)); /* * On the AST2400 and AST2500 the one LPC IRQ is shared between all of the * subdevices. Connect the LPC subdevice IRQs to the LPC controller IRQ (by * contrast, on the AST2600, the subdevice IRQs are connected straight to * the GIC). * * LPC subdevice IRQ sources are offset from 1 because the shared IRQ output * to the VIC is at offset 0. */ sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_1, qdev_get_gpio_in(DEVICE(&s->lpc), aspeed_lpc_kcs_1)); sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_2, qdev_get_gpio_in(DEVICE(&s->lpc), aspeed_lpc_kcs_2)); sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_3, qdev_get_gpio_in(DEVICE(&s->lpc), aspeed_lpc_kcs_3)); sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_4, qdev_get_gpio_in(DEVICE(&s->lpc), aspeed_lpc_kcs_4)); /* HACE */ object_property_set_link(OBJECT(&s->hace), "dram", OBJECT(s->dram_mr), &error_abort); if (!sysbus_realize(SYS_BUS_DEVICE(&s->hace), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->hace), 0, sc->memmap[ASPEED_DEV_HACE]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->hace), 0, aspeed_soc_get_irq(s, ASPEED_DEV_HACE)); } static Property aspeed_soc_properties[] = { DEFINE_PROP_LINK("memory", AspeedSoCState, memory, TYPE_MEMORY_REGION, MemoryRegion *), DEFINE_PROP_LINK("dram", AspeedSoCState, dram_mr, TYPE_MEMORY_REGION, MemoryRegion *), DEFINE_PROP_UINT32("uart-default", AspeedSoCState, uart_default, ASPEED_DEV_UART5), DEFINE_PROP_END_OF_LIST(), }; static void aspeed_soc_class_init(ObjectClass *oc, void *data) { DeviceClass *dc = DEVICE_CLASS(oc); dc->realize = aspeed_soc_realize; /* Reason: Uses serial_hds and nd_table in realize() directly */ dc->user_creatable = false; device_class_set_props(dc, aspeed_soc_properties); } static const TypeInfo aspeed_soc_type_info = { .name = TYPE_ASPEED_SOC, .parent = TYPE_DEVICE, .instance_size = sizeof(AspeedSoCState), .class_size = sizeof(AspeedSoCClass), .class_init = aspeed_soc_class_init, .abstract = true, }; static void aspeed_soc_ast2400_class_init(ObjectClass *oc, void *data) { AspeedSoCClass *sc = ASPEED_SOC_CLASS(oc); sc->name = "ast2400-a1"; sc->cpu_type = ARM_CPU_TYPE_NAME("arm926"); sc->silicon_rev = AST2400_A1_SILICON_REV; sc->sram_size = 0x8000; sc->spis_num = 1; sc->ehcis_num = 1; sc->wdts_num = 2; sc->macs_num = 2; sc->uarts_num = 5; sc->irqmap = aspeed_soc_ast2400_irqmap; sc->memmap = aspeed_soc_ast2400_memmap; sc->num_cpus = 1; sc->get_irq = aspeed_soc_ast2400_get_irq; } static const TypeInfo aspeed_soc_ast2400_type_info = { .name = "ast2400-a1", .parent = TYPE_ASPEED_SOC, .instance_init = aspeed_soc_init, .instance_size = sizeof(AspeedSoCState), .class_init = aspeed_soc_ast2400_class_init, }; static void aspeed_soc_ast2500_class_init(ObjectClass *oc, void *data) { AspeedSoCClass *sc = ASPEED_SOC_CLASS(oc); sc->name = "ast2500-a1"; sc->cpu_type = ARM_CPU_TYPE_NAME("arm1176"); sc->silicon_rev = AST2500_A1_SILICON_REV; sc->sram_size = 0x9000; sc->spis_num = 2; sc->ehcis_num = 2; sc->wdts_num = 3; sc->macs_num = 2; sc->uarts_num = 5; sc->irqmap = aspeed_soc_ast2500_irqmap; sc->memmap = aspeed_soc_ast2500_memmap; sc->num_cpus = 1; sc->get_irq = aspeed_soc_ast2400_get_irq; } static const TypeInfo aspeed_soc_ast2500_type_info = { .name = "ast2500-a1", .parent = TYPE_ASPEED_SOC, .instance_init = aspeed_soc_init, .instance_size = sizeof(AspeedSoCState), .class_init = aspeed_soc_ast2500_class_init, }; static void aspeed_soc_register_types(void) { type_register_static(&aspeed_soc_type_info); type_register_static(&aspeed_soc_ast2400_type_info); type_register_static(&aspeed_soc_ast2500_type_info); }; type_init(aspeed_soc_register_types); qemu_irq aspeed_soc_get_irq(AspeedSoCState *s, int dev) { return ASPEED_SOC_GET_CLASS(s)->get_irq(s, dev); } void aspeed_soc_uart_init(AspeedSoCState *s) { AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); int i, uart; /* Attach an 8250 to the IO space as our UART */ serial_mm_init(s->memory, sc->memmap[s->uart_default], 2, aspeed_soc_get_irq(s, s->uart_default), 38400, serial_hd(0), DEVICE_LITTLE_ENDIAN); for (i = 1, uart = ASPEED_DEV_UART1; i < sc->uarts_num; i++, uart++) { if (uart == s->uart_default) { uart++; } serial_mm_init(s->memory, sc->memmap[uart], 2, aspeed_soc_get_irq(s, uart), 38400, serial_hd(i), DEVICE_LITTLE_ENDIAN); } } /* * SDMC should be realized first to get correct RAM size and max size * values */ bool aspeed_soc_dram_init(AspeedSoCState *s, Error **errp) { AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); ram_addr_t ram_size, max_ram_size; ram_size = object_property_get_uint(OBJECT(&s->sdmc), "ram-size", &error_abort); max_ram_size = object_property_get_uint(OBJECT(&s->sdmc), "max-ram-size", &error_abort); memory_region_init(&s->dram_container, OBJECT(s), "ram-container", max_ram_size); memory_region_add_subregion(&s->dram_container, 0, s->dram_mr); /* * Add a memory region beyond the RAM region to let firmwares scan * the address space with load/store and guess how much RAM the * SoC has. */ if (ram_size < max_ram_size) { DeviceState *dev = qdev_new(TYPE_UNIMPLEMENTED_DEVICE); qdev_prop_set_string(dev, "name", "ram-empty"); qdev_prop_set_uint64(dev, "size", max_ram_size - ram_size); if (!sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), errp)) { return false; } memory_region_add_subregion_overlap(&s->dram_container, ram_size, sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0), -1000); } memory_region_add_subregion(s->memory, sc->memmap[ASPEED_DEV_SDRAM], &s->dram_container); return true; } void aspeed_mmio_map(AspeedSoCState *s, SysBusDevice *dev, int n, hwaddr addr) { memory_region_add_subregion(s->memory, addr, sysbus_mmio_get_region(dev, n)); } void aspeed_mmio_map_unimplemented(AspeedSoCState *s, SysBusDevice *dev, const char *name, hwaddr addr, uint64_t size) { qdev_prop_set_string(DEVICE(dev), "name", name); qdev_prop_set_uint64(DEVICE(dev), "size", size); sysbus_realize(dev, &error_abort); memory_region_add_subregion_overlap(s->memory, addr, sysbus_mmio_get_region(dev, 0), -1000); }