diff options
Diffstat (limited to 'qemu/hw/misc/arm_integrator_debug.c')
-rw-r--r-- | qemu/hw/misc/arm_integrator_debug.c | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/qemu/hw/misc/arm_integrator_debug.c b/qemu/hw/misc/arm_integrator_debug.c deleted file mode 100644 index 902605fef..000000000 --- a/qemu/hw/misc/arm_integrator_debug.c +++ /dev/null @@ -1,100 +0,0 @@ -/* - * LED, Switch and Debug control registers for ARM Integrator Boards - * - * This is currently a stub for this functionality but at least - * ensures something other than unassigned_mem_read() handles access - * to this area. - * - * The real h/w is described at: - * http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0159b/Babbfijf.html - * - * Copyright (c) 2013 Alex Bennée <alex@bennee.com> - * - * This work is licensed under the terms of the GNU GPL, version 2 or later. - * See the COPYING file in the top-level directory. - */ - -#include "qemu/osdep.h" -#include "hw/hw.h" -#include "hw/sysbus.h" -#include "exec/address-spaces.h" -#include "hw/misc/arm_integrator_debug.h" - -#define INTEGRATOR_DEBUG(obj) \ - OBJECT_CHECK(IntegratorDebugState, (obj), TYPE_INTEGRATOR_DEBUG) - -typedef struct { - SysBusDevice parent_obj; - - MemoryRegion iomem; -} IntegratorDebugState; - -static uint64_t intdbg_control_read(void *opaque, hwaddr offset, - unsigned size) -{ - switch (offset >> 2) { - case 0: /* ALPHA */ - case 1: /* LEDS */ - case 2: /* SWITCHES */ - qemu_log_mask(LOG_UNIMP, - "%s: returning zero from %" HWADDR_PRIx ":%u\n", - __func__, offset, size); - return 0; - default: - qemu_log_mask(LOG_GUEST_ERROR, - "%s: Bad offset %" HWADDR_PRIx, - __func__, offset); - return 0; - } -} - -static void intdbg_control_write(void *opaque, hwaddr offset, - uint64_t value, unsigned size) -{ - switch (offset >> 2) { - case 1: /* ALPHA */ - case 2: /* LEDS */ - case 3: /* SWITCHES */ - /* Nothing interesting implemented yet. */ - qemu_log_mask(LOG_UNIMP, - "%s: ignoring write of %" PRIu64 - " to %" HWADDR_PRIx ":%u\n", - __func__, value, offset, size); - break; - default: - qemu_log_mask(LOG_GUEST_ERROR, - "%s: write of %" PRIu64 - " to bad offset %" HWADDR_PRIx "\n", - __func__, value, offset); - } -} - -static const MemoryRegionOps intdbg_control_ops = { - .read = intdbg_control_read, - .write = intdbg_control_write, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -static void intdbg_control_init(Object *obj) -{ - SysBusDevice *sd = SYS_BUS_DEVICE(obj); - IntegratorDebugState *s = INTEGRATOR_DEBUG(obj); - - memory_region_init_io(&s->iomem, obj, &intdbg_control_ops, - NULL, "dbg-leds", 0x1000000); - sysbus_init_mmio(sd, &s->iomem); -} - -static const TypeInfo intdbg_info = { - .name = TYPE_INTEGRATOR_DEBUG, - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(IntegratorDebugState), - .instance_init = intdbg_control_init, -}; - -static void intdbg_register_types(void) -{ - type_register_static(&intdbg_info); -} - -type_init(intdbg_register_types) |