notaz.gp2x.de
/
megadrive.git
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
|
inline
| side by side (parent:
a0ae101
)
megaed-sv: allow to input raw mapper code
author
notaz
<notasas@gmail.com>
Thu, 20 Nov 2014 23:57:47 +0000
(
01:57
+0200)
committer
notaz
<notasas@gmail.com>
Thu, 20 Nov 2014 23:57:47 +0000
(
01:57
+0200)
megaed-sv/main.c
patch
|
blob
|
blame
|
history
diff --git
a/megaed-sv/main.c
b/megaed-sv/main.c
index
1b2359a
..
a0741b6
100644
(file)
--- a/
megaed-sv/main.c
+++ b/
megaed-sv/main.c
@@
-215,6
+215,17
@@
static noinline int printf(const char *fmt, ...)
return d; // wrong..
}
return d; // wrong..
}
+static u8 gethex(char c)
+{
+ if ('0' <= c && c <= '9')
+ return c - '0';
+ if ('a' <= c && c <= 'f')
+ return c - 'a' + 10;
+ if ('A' <= c && c <= 'F')
+ return c - 'A' + 10;
+ return 0;
+}
+
static const char *exc_names[] = {
NULL,
NULL,
static const char *exc_names[] = {
NULL,
NULL,
@@
-511,6
+522,12
@@
static int do_run(OsRoutine *ed, u8 b3, int tas_sync)
case 'M':
mapper = MTYPE_10M;
break;
case 'M':
mapper = MTYPE_10M;
break;
+ case 'n':
+ // raw numer: hex XX: mtype | x;
+ // x: bits [4-7]: SRAM_ON, SRAM_3M_ON, SNAP_SAVE_ON, MKEY
+ mapper = gethex(ed->usbReadByte()) << 4;
+ mapper |= gethex(ed->usbReadByte());
+ break;
default:
return -1;
}
default:
return -1;
}