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Exporting ParallelState is a precondition for exporing TYPE_ISA_PARALLEL to be performed in the next patch. Suggested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Signed-off-by: Bernhard Beschow <shentey@gmail.com> Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Message-Id: <20230612081238.1742-2-shentey@gmail.com> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
36 lines
828 B
C
36 lines
828 B
C
#ifndef HW_PARALLEL_H
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#define HW_PARALLEL_H
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#include "exec/ioport.h"
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#include "exec/memory.h"
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#include "hw/isa/isa.h"
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#include "hw/irq.h"
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#include "chardev/char-fe.h"
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#include "chardev/char.h"
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typedef struct ParallelState {
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MemoryRegion iomem;
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uint8_t dataw;
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uint8_t datar;
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uint8_t status;
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uint8_t control;
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qemu_irq irq;
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int irq_pending;
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CharBackend chr;
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int hw_driver;
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int epp_timeout;
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uint32_t last_read_offset; /* For debugging */
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/* Memory-mapped interface */
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int it_shift;
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PortioList portio_list;
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} ParallelState;
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#define TYPE_ISA_PARALLEL "isa-parallel"
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void parallel_hds_isa_init(ISABus *bus, int n);
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bool parallel_mm_init(MemoryRegion *address_space,
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hwaddr base, int it_shift, qemu_irq irq,
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Chardev *chr);
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#endif
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