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diff util.c @ 1103:22e87b739ad6

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WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
author Michael Pavone <pavone@retrodev.com>
date Fri, 09 Dec 2016 09:48:48 -0800
parents 266dc3f31f35
children 160e3f597cec
line wrap: on
line diff
--- a/util.c	Mon Nov 28 22:45:46 2016 -0800
+++ b/util.c	Fri Dec 09 09:48:48 2016 -0800
@@ -57,6 +57,15 @@
 	return ret;
 }
 
+void byteswap_rom(int filesize, uint16_t *cart)
+{
+	for(uint16_t *cur = cart; cur - cart < filesize/2; ++cur)
+	{
+		*cur = (*cur >> 8) | (*cur << 8);
+	}
+}
+
+
 long file_size(FILE * f)
 {
 	fseek(f, 0, SEEK_END);