summaryrefslogtreecommitdiffstatshomepage
path: root/src/lib
diff options
context:
space:
mode:
author arbee <rb6502@users.noreply.github.com>2021-05-29 11:29:58 -0400
committer arbee <rb6502@users.noreply.github.com>2021-05-29 11:29:58 -0400
commite8f345a388b5802e8f422e1e6676053312eed461 (patch)
tree7cf7cc190050868428392f43668b91caa363d113 /src/lib
parent41b1e62e8f1d827427f8e945cc9121f6228dd13b (diff)
apple2: handle Bernie ][ .2MGs with the signature bytes flipped. [R. Belmont]
Diffstat (limited to 'src/lib')
-rw-r--r--src/lib/formats/ap_dsk35.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/lib/formats/ap_dsk35.cpp b/src/lib/formats/ap_dsk35.cpp
index 0fc1aafca32..9819406183c 100644
--- a/src/lib/formats/ap_dsk35.cpp
+++ b/src/lib/formats/ap_dsk35.cpp
@@ -1543,6 +1543,12 @@ int apple_2mg_format::identify(io_generic *io, uint32_t form_factor, const std::
return 100;
}
+ // Bernie ][ The Rescue wrote 2MGs with the signature byte-flipped, other fields are valid
+ if (!strncmp(reinterpret_cast<char *>(signature), "GMI2", 4))
+ {
+ return 100;
+ }
+
return 0;
}