diff options
Diffstat (limited to 'hw/arm/aspeed_ast2600.c')
| -rw-r--r-- | hw/arm/aspeed_ast2600.c | 492 |
1 files changed, 492 insertions, 0 deletions
diff --git a/hw/arm/aspeed_ast2600.c b/hw/arm/aspeed_ast2600.c new file mode 100644 index 0000000..a4f0faf --- /dev/null +++ b/hw/arm/aspeed_ast2600.c @@ -0,0 +1,492 @@ +/* + * ASPEED SoC 2600 family + * + * Copyright (c) 2016-2019, IBM Corporation. + * + * 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 "qapi/error.h" +#include "cpu.h" +#include "exec/address-spaces.h" +#include "hw/misc/unimp.h" +#include "hw/arm/aspeed_soc.h" +#include "hw/char/serial.h" +#include "qemu/log.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_ast2600_memmap[] = { + [ASPEED_SRAM] = 0x10000000, + /* 0x16000000 0x17FFFFFF : AHB BUS do LPC Bus bridge */ + [ASPEED_IOMEM] = 0x1E600000, + [ASPEED_PWM] = 0x1E610000, + [ASPEED_FMC] = 0x1E620000, + [ASPEED_SPI1] = 0x1E630000, + [ASPEED_SPI2] = 0x1E641000, + [ASPEED_ETH1] = 0x1E660000, + [ASPEED_ETH2] = 0x1E680000, + [ASPEED_VIC] = 0x1E6C0000, + [ASPEED_SDMC] = 0x1E6E0000, + [ASPEED_SCU] = 0x1E6E2000, + [ASPEED_XDMA] = 0x1E6E7000, + [ASPEED_ADC] = 0x1E6E9000, + [ASPEED_SDHCI] = 0x1E740000, + [ASPEED_GPIO] = 0x1E780000, + [ASPEED_GPIO_1_8V] = 0x1E780800, + [ASPEED_RTC] = 0x1E781000, + [ASPEED_TIMER1] = 0x1E782000, + [ASPEED_WDT] = 0x1E785000, + [ASPEED_LPC] = 0x1E789000, + [ASPEED_IBT] = 0x1E789140, + [ASPEED_I2C] = 0x1E78A000, + [ASPEED_UART1] = 0x1E783000, + [ASPEED_UART5] = 0x1E784000, + [ASPEED_VUART] = 0x1E787000, + [ASPEED_SDRAM] = 0x80000000, +}; + +#define ASPEED_A7MPCORE_ADDR 0x40460000 + +#define ASPEED_SOC_AST2600_MAX_IRQ 128 + +static const int aspeed_soc_ast2600_irqmap[] = { + [ASPEED_UART1] = 47, + [ASPEED_UART2] = 48, + [ASPEED_UART3] = 49, + [ASPEED_UART4] = 50, + [ASPEED_UART5] = 8, + [ASPEED_VUART] = 8, + [ASPEED_FMC] = 39, + [ASPEED_SDMC] = 0, + [ASPEED_SCU] = 12, + [ASPEED_ADC] = 78, + [ASPEED_XDMA] = 6, + [ASPEED_SDHCI] = 43, + [ASPEED_GPIO] = 40, + [ASPEED_GPIO_1_8V] = 11, + [ASPEED_RTC] = 13, + [ASPEED_TIMER1] = 16, + [ASPEED_TIMER2] = 17, + [ASPEED_TIMER3] = 18, + [ASPEED_TIMER4] = 19, + [ASPEED_TIMER5] = 20, + [ASPEED_TIMER6] = 21, + [ASPEED_TIMER7] = 22, + [ASPEED_TIMER8] = 23, + [ASPEED_WDT] = 24, + [ASPEED_PWM] = 44, + [ASPEED_LPC] = 35, + [ASPEED_IBT] = 35, /* LPC */ + [ASPEED_I2C] = 110, /* 110 -> 125 */ + [ASPEED_ETH1] = 2, + [ASPEED_ETH2] = 3, +}; + +static qemu_irq aspeed_soc_get_irq(AspeedSoCState *s, int ctrl) +{ + AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); + + return qdev_get_gpio_in(DEVICE(&s->a7mpcore), sc->irqmap[ctrl]); +} + +static void aspeed_soc_ast2600_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[*]", OBJECT(&s->cpu[i]), + sizeof(s->cpu[i]), sc->cpu_type, + &error_abort, NULL); + } + + snprintf(typename, sizeof(typename), "aspeed.scu-%s", socname); + sysbus_init_child_obj(obj, "scu", OBJECT(&s->scu), sizeof(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", &error_abort); + object_property_add_alias(obj, "hw-strap2", OBJECT(&s->scu), + "hw-strap2", &error_abort); + object_property_add_alias(obj, "hw-prot-key", OBJECT(&s->scu), + "hw-prot-key", &error_abort); + + sysbus_init_child_obj(obj, "a7mpcore", &s->a7mpcore, + sizeof(s->a7mpcore), TYPE_A15MPCORE_PRIV); + + sysbus_init_child_obj(obj, "rtc", OBJECT(&s->rtc), sizeof(s->rtc), + TYPE_ASPEED_RTC); + + snprintf(typename, sizeof(typename), "aspeed.timer-%s", socname); + sysbus_init_child_obj(obj, "timerctrl", OBJECT(&s->timerctrl), + sizeof(s->timerctrl), typename); + object_property_add_const_link(OBJECT(&s->timerctrl), "scu", + OBJECT(&s->scu), &error_abort); + + snprintf(typename, sizeof(typename), "aspeed.i2c-%s", socname); + sysbus_init_child_obj(obj, "i2c", OBJECT(&s->i2c), sizeof(s->i2c), + typename); + + snprintf(typename, sizeof(typename), "aspeed.fmc-%s", socname); + sysbus_init_child_obj(obj, "fmc", OBJECT(&s->fmc), sizeof(s->fmc), + typename); + object_property_add_alias(obj, "num-cs", OBJECT(&s->fmc), "num-cs", + &error_abort); + object_property_add_alias(obj, "dram", OBJECT(&s->fmc), "dram", + &error_abort); + + for (i = 0; i < sc->spis_num; i++) { + snprintf(typename, sizeof(typename), "aspeed.spi%d-%s", i + 1, socname); + sysbus_init_child_obj(obj, "spi[*]", OBJECT(&s->spi[i]), + sizeof(s->spi[i]), typename); + } + + snprintf(typename, sizeof(typename), "aspeed.sdmc-%s", socname); + sysbus_init_child_obj(obj, "sdmc", OBJECT(&s->sdmc), sizeof(s->sdmc), + typename); + object_property_add_alias(obj, "ram-size", OBJECT(&s->sdmc), + "ram-size", &error_abort); + object_property_add_alias(obj, "max-ram-size", OBJECT(&s->sdmc), + "max-ram-size", &error_abort); + + for (i = 0; i < sc->wdts_num; i++) { + snprintf(typename, sizeof(typename), "aspeed.wdt-%s", socname); + sysbus_init_child_obj(obj, "wdt[*]", OBJECT(&s->wdt[i]), + sizeof(s->wdt[i]), typename); + object_property_add_const_link(OBJECT(&s->wdt[i]), "scu", + OBJECT(&s->scu), &error_abort); + } + + for (i = 0; i < ASPEED_MACS_NUM; i++) { + sysbus_init_child_obj(obj, "ftgmac100[*]", OBJECT(&s->ftgmac100[i]), + sizeof(s->ftgmac100[i]), TYPE_FTGMAC100); + } + + sysbus_init_child_obj(obj, "xdma", OBJECT(&s->xdma), sizeof(s->xdma), + TYPE_ASPEED_XDMA); + + snprintf(typename, sizeof(typename), "aspeed.gpio-%s", socname); + sysbus_init_child_obj(obj, "gpio", OBJECT(&s->gpio), sizeof(s->gpio), + typename); + + snprintf(typename, sizeof(typename), "aspeed.gpio-%s-1_8v", socname); + sysbus_init_child_obj(obj, "gpio_1_8v", OBJECT(&s->gpio_1_8v), + sizeof(s->gpio_1_8v), typename); + + sysbus_init_child_obj(obj, "sdc", OBJECT(&s->sdhci), sizeof(s->sdhci), + TYPE_ASPEED_SDHCI); + + /* Init sd card slot class here so that they're under the correct parent */ + for (i = 0; i < ASPEED_SDHCI_NUM_SLOTS; ++i) { + sysbus_init_child_obj(obj, "sdhci[*]", OBJECT(&s->sdhci.slots[i]), + sizeof(s->sdhci.slots[i]), TYPE_SYSBUS_SDHCI); + } +} + +/* + * ASPEED ast2600 has 0xf as cluster ID + * + * http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ddi0388e/CIHEBGFG.html + */ +static uint64_t aspeed_calc_affinity(int cpu) +{ + return (0xf << ARM_AFF1_SHIFT) | cpu; +} + +static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) +{ + int i; + AspeedSoCState *s = ASPEED_SOC(dev); + AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); + Error *err = NULL, *local_err = NULL; + qemu_irq irq; + + /* IO space */ + create_unimplemented_device("aspeed_soc.io", sc->memmap[ASPEED_IOMEM], + ASPEED_SOC_IOMEM_SIZE); + + if (s->num_cpus > sc->num_cpus) { + warn_report("%s: invalid number of CPUs %d, using default %d", + sc->name, s->num_cpus, sc->num_cpus); + s->num_cpus = sc->num_cpus; + } + + /* CPU */ + for (i = 0; i < s->num_cpus; i++) { + object_property_set_int(OBJECT(&s->cpu[i]), QEMU_PSCI_CONDUIT_SMC, + "psci-conduit", &error_abort); + if (s->num_cpus > 1) { + object_property_set_int(OBJECT(&s->cpu[i]), + ASPEED_A7MPCORE_ADDR, + "reset-cbar", &error_abort); + } + object_property_set_int(OBJECT(&s->cpu[i]), aspeed_calc_affinity(i), + "mp-affinity", &error_abort); + + /* + * TODO: the secondary CPUs are started and a boot helper + * is needed when using -kernel + */ + + object_property_set_bool(OBJECT(&s->cpu[i]), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + } + + /* A7MPCORE */ + object_property_set_int(OBJECT(&s->a7mpcore), s->num_cpus, "num-cpu", + &error_abort); + object_property_set_int(OBJECT(&s->a7mpcore), + ASPEED_SOC_AST2600_MAX_IRQ + GIC_INTERNAL, + "num-irq", &error_abort); + + object_property_set_bool(OBJECT(&s->a7mpcore), true, "realized", + &error_abort); + sysbus_mmio_map(SYS_BUS_DEVICE(&s->a7mpcore), 0, ASPEED_A7MPCORE_ADDR); + + for (i = 0; i < s->num_cpus; i++) { + SysBusDevice *sbd = SYS_BUS_DEVICE(&s->a7mpcore); + DeviceState *d = DEVICE(qemu_get_cpu(i)); + + irq = qdev_get_gpio_in(d, ARM_CPU_IRQ); + sysbus_connect_irq(sbd, i, irq); + irq = qdev_get_gpio_in(d, ARM_CPU_FIQ); + sysbus_connect_irq(sbd, i + s->num_cpus, irq); + irq = qdev_get_gpio_in(d, ARM_CPU_VIRQ); + sysbus_connect_irq(sbd, i + 2 * s->num_cpus, irq); + irq = qdev_get_gpio_in(d, ARM_CPU_VFIQ); + sysbus_connect_irq(sbd, i + 3 * s->num_cpus, irq); + } + + /* 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(get_system_memory(), + sc->memmap[ASPEED_SRAM], &s->sram); + + /* SCU */ + object_property_set_bool(OBJECT(&s->scu), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->scu), 0, sc->memmap[ASPEED_SCU]); + + /* RTC */ + object_property_set_bool(OBJECT(&s->rtc), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->rtc), 0, sc->memmap[ASPEED_RTC]); + sysbus_connect_irq(SYS_BUS_DEVICE(&s->rtc), 0, + aspeed_soc_get_irq(s, ASPEED_RTC)); + + /* Timer */ + object_property_set_bool(OBJECT(&s->timerctrl), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->timerctrl), 0, + sc->memmap[ASPEED_TIMER1]); + for (i = 0; i < ASPEED_TIMER_NR_TIMERS; i++) { + qemu_irq irq = aspeed_soc_get_irq(s, ASPEED_TIMER1 + i); + sysbus_connect_irq(SYS_BUS_DEVICE(&s->timerctrl), i, irq); + } + + /* UART - attach an 8250 to the IO space as our UART5 */ + if (serial_hd(0)) { + qemu_irq uart5 = aspeed_soc_get_irq(s, ASPEED_UART5); + serial_mm_init(get_system_memory(), sc->memmap[ASPEED_UART5], 2, + uart5, 38400, serial_hd(0), DEVICE_LITTLE_ENDIAN); + } + + /* I2C */ + object_property_set_bool(OBJECT(&s->i2c), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c), 0, sc->memmap[ASPEED_I2C]); + for (i = 0; i < ASPEED_I2C_GET_CLASS(&s->i2c)->num_busses; i++) { + qemu_irq irq = qdev_get_gpio_in(DEVICE(&s->a7mpcore), + sc->irqmap[ASPEED_I2C] + i); + /* + * The AST2600 SoC has one IRQ per I2C bus. Skip the common + * IRQ (AST2400 and AST2500) and connect all bussses. + */ + sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c), i + 1, irq); + } + + /* FMC, The number of CS is set at the board level */ + object_property_set_int(OBJECT(&s->fmc), sc->memmap[ASPEED_SDRAM], + "sdram-base", &err); + if (err) { + error_propagate(errp, err); + return; + } + object_property_set_bool(OBJECT(&s->fmc), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 0, sc->memmap[ASPEED_FMC]); + sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 1, + s->fmc.ctrl->flash_window_base); + sysbus_connect_irq(SYS_BUS_DEVICE(&s->fmc), 0, + aspeed_soc_get_irq(s, ASPEED_FMC)); + + /* SPI */ + for (i = 0; i < sc->spis_num; i++) { + object_property_set_int(OBJECT(&s->spi[i]), 1, "num-cs", &err); + object_property_set_bool(OBJECT(&s->spi[i]), true, "realized", + &local_err); + error_propagate(&err, local_err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 0, + sc->memmap[ASPEED_SPI1 + i]); + sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 1, + s->spi[i].ctrl->flash_window_base); + } + + /* SDMC - SDRAM Memory Controller */ + object_property_set_bool(OBJECT(&s->sdmc), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdmc), 0, sc->memmap[ASPEED_SDMC]); + + /* Watch dog */ + for (i = 0; i < sc->wdts_num; i++) { + AspeedWDTClass *awc = ASPEED_WDT_GET_CLASS(&s->wdt[i]); + + object_property_set_bool(OBJECT(&s->wdt[i]), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt[i]), 0, + sc->memmap[ASPEED_WDT] + i * awc->offset); + } + + /* Net */ + for (i = 0; i < nb_nics; i++) { + qdev_set_nic_properties(DEVICE(&s->ftgmac100[i]), &nd_table[i]); + object_property_set_bool(OBJECT(&s->ftgmac100[i]), true, "aspeed", + &err); + object_property_set_bool(OBJECT(&s->ftgmac100[i]), true, "realized", + &local_err); + error_propagate(&err, local_err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->ftgmac100[i]), 0, + sc->memmap[ASPEED_ETH1 + i]); + sysbus_connect_irq(SYS_BUS_DEVICE(&s->ftgmac100[i]), 0, + aspeed_soc_get_irq(s, ASPEED_ETH1 + i)); + } + + /* XDMA */ + object_property_set_bool(OBJECT(&s->xdma), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->xdma), 0, + sc->memmap[ASPEED_XDMA]); + sysbus_connect_irq(SYS_BUS_DEVICE(&s->xdma), 0, + aspeed_soc_get_irq(s, ASPEED_XDMA)); + + /* GPIO */ + object_property_set_bool(OBJECT(&s->gpio), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio), 0, sc->memmap[ASPEED_GPIO]); + sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio), 0, + aspeed_soc_get_irq(s, ASPEED_GPIO)); + + object_property_set_bool(OBJECT(&s->gpio_1_8v), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio_1_8v), 0, + sc->memmap[ASPEED_GPIO_1_8V]); + sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio_1_8v), 0, + aspeed_soc_get_irq(s, ASPEED_GPIO_1_8V)); + + /* SDHCI */ + object_property_set_bool(OBJECT(&s->sdhci), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdhci), 0, + sc->memmap[ASPEED_SDHCI]); + sysbus_connect_irq(SYS_BUS_DEVICE(&s->sdhci), 0, + aspeed_soc_get_irq(s, ASPEED_SDHCI)); +} + +static void aspeed_soc_ast2600_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + AspeedSoCClass *sc = ASPEED_SOC_CLASS(oc); + + dc->realize = aspeed_soc_ast2600_realize; + + sc->name = "ast2600-a0"; + sc->cpu_type = ARM_CPU_TYPE_NAME("cortex-a7"); + sc->silicon_rev = AST2600_A0_SILICON_REV; + sc->sram_size = 0x10000; + sc->spis_num = 2; + sc->wdts_num = 4; + sc->irqmap = aspeed_soc_ast2600_irqmap; + sc->memmap = aspeed_soc_ast2600_memmap; + sc->num_cpus = 2; +} + +static const TypeInfo aspeed_soc_ast2600_type_info = { + .name = "ast2600-a0", + .parent = TYPE_ASPEED_SOC, + .instance_size = sizeof(AspeedSoCState), + .instance_init = aspeed_soc_ast2600_init, + .class_init = aspeed_soc_ast2600_class_init, + .class_size = sizeof(AspeedSoCClass), +}; + +static void aspeed_soc_register_types(void) +{ + type_register_static(&aspeed_soc_ast2600_type_info); +}; + +type_init(aspeed_soc_register_types) |