diff options
Diffstat (limited to 'qemu/hw/arm/ast2400.c')
| -rw-r--r-- | qemu/hw/arm/ast2400.c | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/qemu/hw/arm/ast2400.c b/qemu/hw/arm/ast2400.c deleted file mode 100644 index 03f993863..000000000 --- a/qemu/hw/arm/ast2400.c +++ /dev/null @@ -1,140 +0,0 @@ -/* - * AST2400 SoC - * - * Andrew Jeffery <andrew@aj.id.au> - * Jeremy Kerr <jk@ozlabs.org> - * - * 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 "qapi/error.h" -#include "qemu-common.h" -#include "cpu.h" -#include "exec/address-spaces.h" -#include "hw/arm/ast2400.h" -#include "hw/char/serial.h" - -#define AST2400_UART_5_BASE 0x00184000 -#define AST2400_IOMEM_SIZE 0x00200000 -#define AST2400_IOMEM_BASE 0x1E600000 -#define AST2400_VIC_BASE 0x1E6C0000 -#define AST2400_TIMER_BASE 0x1E782000 - -static const int uart_irqs[] = { 9, 32, 33, 34, 10 }; -static const int timer_irqs[] = { 16, 17, 18, 35, 36, 37, 38, 39, }; - -/* - * IO handlers: simply catch any reads/writes to IO addresses that aren't - * handled by a device mapping. - */ - -static uint64_t ast2400_io_read(void *p, hwaddr offset, unsigned size) -{ - qemu_log_mask(LOG_UNIMP, "%s: 0x%" HWADDR_PRIx " [%u]\n", - __func__, offset, size); - return 0; -} - -static void ast2400_io_write(void *opaque, hwaddr offset, uint64_t value, - unsigned size) -{ - qemu_log_mask(LOG_UNIMP, "%s: 0x%" HWADDR_PRIx " <- 0x%" PRIx64 " [%u]\n", - __func__, offset, value, size); -} - -static const MemoryRegionOps ast2400_io_ops = { - .read = ast2400_io_read, - .write = ast2400_io_write, - .endianness = DEVICE_LITTLE_ENDIAN, -}; - -static void ast2400_init(Object *obj) -{ - AST2400State *s = AST2400(obj); - - s->cpu = cpu_arm_init("arm926"); - - object_initialize(&s->vic, sizeof(s->vic), TYPE_ASPEED_VIC); - object_property_add_child(obj, "vic", OBJECT(&s->vic), NULL); - qdev_set_parent_bus(DEVICE(&s->vic), sysbus_get_default()); - - object_initialize(&s->timerctrl, sizeof(s->timerctrl), TYPE_ASPEED_TIMER); - object_property_add_child(obj, "timerctrl", OBJECT(&s->timerctrl), NULL); - qdev_set_parent_bus(DEVICE(&s->timerctrl), sysbus_get_default()); -} - -static void ast2400_realize(DeviceState *dev, Error **errp) -{ - int i; - AST2400State *s = AST2400(dev); - Error *err = NULL; - - /* IO space */ - memory_region_init_io(&s->iomem, NULL, &ast2400_io_ops, NULL, - "ast2400.io", AST2400_IOMEM_SIZE); - memory_region_add_subregion_overlap(get_system_memory(), AST2400_IOMEM_BASE, - &s->iomem, -1); - - /* VIC */ - object_property_set_bool(OBJECT(&s->vic), true, "realized", &err); - if (err) { - error_propagate(errp, err); - return; - } - sysbus_mmio_map(SYS_BUS_DEVICE(&s->vic), 0, AST2400_VIC_BASE); - 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)); - - /* 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, AST2400_TIMER_BASE); - for (i = 0; i < ARRAY_SIZE(timer_irqs); i++) { - qemu_irq irq = qdev_get_gpio_in(DEVICE(&s->vic), timer_irqs[i]); - sysbus_connect_irq(SYS_BUS_DEVICE(&s->timerctrl), i, irq); - } - - /* UART - attach an 8250 to the IO space as our UART5 */ - if (serial_hds[0]) { - qemu_irq uart5 = qdev_get_gpio_in(DEVICE(&s->vic), uart_irqs[4]); - serial_mm_init(&s->iomem, AST2400_UART_5_BASE, 2, - uart5, 38400, serial_hds[0], DEVICE_LITTLE_ENDIAN); - } -} - -static void ast2400_class_init(ObjectClass *oc, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(oc); - - dc->realize = ast2400_realize; - - /* - * Reason: creates an ARM CPU, thus use after free(), see - * arm_cpu_class_init() - */ - dc->cannot_destroy_with_object_finalize_yet = true; -} - -static const TypeInfo ast2400_type_info = { - .name = TYPE_AST2400, - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(AST2400State), - .instance_init = ast2400_init, - .class_init = ast2400_class_init, -}; - -static void ast2400_register_types(void) -{ - type_register_static(&ast2400_type_info); -} - -type_init(ast2400_register_types) |