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9216057db8
I implement the screen using XCB which is much more friendly than z80e's SDL+CMake for development machines that want to install minimal dependencies (for example, a port-less OpenBSD rig).
27 lines
710 B
C
27 lines
710 B
C
#include <stdint.h>
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#include <stdbool.h>
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#include "libz80/z80.h"
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typedef byte (*IORD) ();
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typedef void (*IOWR) (byte data);
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typedef struct {
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Z80Context cpu;
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byte mem[0x10000];
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// Set to non-zero to specify where ROM ends. Any memory write attempt
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// below ramstart will trigger a warning.
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ushort ramstart;
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// The minimum value reached by SP at any point during execution.
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ushort minsp;
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// Array of 0x100 function pointers to IO read and write routines. Leave to
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// NULL when IO port is unhandled.
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IORD iord[0x100];
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IOWR iowr[0x100];
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} Machine;
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Machine* emul_init();
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bool emul_step();
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bool emul_steps(unsigned int steps);
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void emul_loop();
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void emul_printdebug();
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