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Diffstat (limited to 'hw/i8254_internal.h')
-rw-r--r-- | hw/i8254_internal.h | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/hw/i8254_internal.h b/hw/i8254_internal.h deleted file mode 100644 index 30d5b1b..0000000 --- a/hw/i8254_internal.h +++ /dev/null @@ -1,85 +0,0 @@ -/* - * QEMU 8253/8254 - internal interfaces - * - * Copyright (c) 2011 Jan Kiszka, Siemens AG - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#ifndef QEMU_I8254_INTERNAL_H -#define QEMU_I8254_INTERNAL_H - -#include "hw/hw.h" -#include "hw/pc.h" -#include "hw/isa.h" - -typedef struct PITChannelState { - int count; /* can be 65536 */ - uint16_t latched_count; - uint8_t count_latched; - uint8_t status_latched; - uint8_t status; - uint8_t read_state; - uint8_t write_state; - uint8_t write_latch; - uint8_t rw_mode; - uint8_t mode; - uint8_t bcd; /* not supported */ - uint8_t gate; /* timer start */ - int64_t count_load_time; - /* irq handling */ - int64_t next_transition_time; - QEMUTimer *irq_timer; - qemu_irq irq; - uint32_t irq_disabled; -} PITChannelState; - -typedef struct PITCommonState { - ISADevice dev; - MemoryRegion ioports; - uint32_t iobase; - PITChannelState channels[3]; -} PITCommonState; - -#define TYPE_PIT_COMMON "pit-common" -#define PIT_COMMON(obj) \ - OBJECT_CHECK(PITCommonState, (obj), TYPE_PIT_COMMON) -#define PIT_COMMON_CLASS(klass) \ - OBJECT_CLASS_CHECK(PITCommonClass, (klass), TYPE_PIT_COMMON) -#define PIT_COMMON_GET_CLASS(obj) \ - OBJECT_GET_CLASS(PITCommonClass, (obj), TYPE_PIT_COMMON) - -typedef struct PITCommonClass { - ISADeviceClass parent_class; - - int (*init)(PITCommonState *s); - void (*set_channel_gate)(PITCommonState *s, PITChannelState *sc, int val); - void (*get_channel_info)(PITCommonState *s, PITChannelState *sc, - PITChannelInfo *info); - void (*pre_save)(PITCommonState *s); - void (*post_load)(PITCommonState *s); -} PITCommonClass; - -int pit_get_out(PITChannelState *s, int64_t current_time); -int64_t pit_get_next_transition_time(PITChannelState *s, int64_t current_time); -void pit_get_channel_info_common(PITCommonState *s, PITChannelState *sc, - PITChannelInfo *info); -void pit_reset_common(PITCommonState *s); - -#endif /* !QEMU_I8254_INTERNAL_H */ |