Get Z80 core working for simple programs

1 files changed, 31 insertions, 0 deletions

diff --git a/transz80.c b/transz80.c
new file mode 100644
index 0000000..3465efb
--- /dev/null
+++ b/transz80.c
@@ -0,0 +1,31 @@
+#include "z80inst.h"
+#include "z80_to_x86.h"
+#include "mem.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+uint8_t z80_ram[0x2000];
+
+int main(int argc, char ** argv)
+{
+	long filesize;
+	uint8_t *filebuf;
+	x86_z80_options opts;
+	z80_context context;
+	FILE * f = fopen(argv[1], "rb");
+	fseek(f, 0, SEEK_END);
+	filesize = ftell(f);
+	fseek(f, 0, SEEK_SET);
+	fread(z80_ram, 1, filesize < sizeof(z80_ram) ? filesize : sizeof(z80_ram), f);
+	fclose(f);
+	init_x86_z80_opts(&opts);
+	init_z80_context(&context, &opts);
+	//cartridge ROM
+	context.mem_pointers[0] = z80_ram;
+	context.target_cycle = 0x7FFFFFFF;
+	//work RAM
+	context.mem_pointers[1] = context.mem_pointers[2] = NULL;
+	z80_reset(&context);
+	z80_run(&context);
+	return 0;
+}