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author Sergey Svishchev <shattered@users.noreply.github.com>2017-12-09 02:46:23 +0300
committer ajrhacker <ajrhacker@users.noreply.github.com>2017-12-08 18:46:23 -0500
commit00c9b62a2405b6c4120564845694e90da1346d8b (patch)
tree0f511487c087b53ecc87a424eba5fcd54013e49a /src/lib
parent13a70d311857594b48f581943a832190b468809a (diff)
agat7: 840KB floppy HLE; minor fixes -> mark WORKING (#2912)
* agat7: add port_char definitions to allow access from Lua, &c (nw) * agat7: adapt "apple2: Break up handlers for C000-C07F range" (nw) * agat7: timer and vblank interrupts (nw) * agat7: HLE of 840KB floppy controller, read-only (nw) * agat7: memory expansion wip (nw) * agat7: update todo list, mark partially WORKING
Diffstat (limited to 'src/lib')
-rw-r--r--src/lib/formats/agat840k_hle_dsk.cpp59
-rw-r--r--src/lib/formats/agat840k_hle_dsk.h17
2 files changed, 76 insertions, 0 deletions
diff --git a/src/lib/formats/agat840k_hle_dsk.cpp b/src/lib/formats/agat840k_hle_dsk.cpp
new file mode 100644
index 00000000000..52cdd4668be
--- /dev/null
+++ b/src/lib/formats/agat840k_hle_dsk.cpp
@@ -0,0 +1,59 @@
+// license:BSD-3-Clause
+// copyright-holders:Sergey Svishchev
+/**********************************************************************
+
+ formats/agat840k_hle_dsk.cpp
+
+ Agat 840KB floppies -- high level simulation (sector-level images)
+
+ http://agatcomp.ru/Reading/docs/es5323.txt
+ https://github.com/sintech/AGAT/blob/master/docs/agat-840k-format.txt
+ http://www.torlus.com/floppy/forum/viewtopic.php?f=19&t=1385
+
+************************************************************************/
+
+#include <assert.h>
+
+#include "formats/agat840k_hle_dsk.h"
+
+
+static FLOPPY_IDENTIFY(agat840k_hle_dsk_identify)
+{
+ switch (floppy_image_size(floppy))
+ {
+ case 860160:
+ *vote = 100;
+ break;
+
+ case 860164:
+ case 860288:
+ *vote = 99;
+ break;
+
+ default:
+ *vote = 0;
+ break;
+ }
+
+ return FLOPPY_ERROR_SUCCESS;
+}
+
+static FLOPPY_CONSTRUCT(agat840k_hle_dsk_construct)
+{
+ struct basicdsk_geometry geometry;
+
+ memset(&geometry, 0, sizeof(geometry));
+ geometry.heads = 2;
+ geometry.first_sector_id = 0;
+ geometry.sector_length = 256;
+ geometry.tracks = 80;
+ geometry.sectors = 21;
+
+ return basicdsk_construct(floppy, &geometry);
+}
+
+LEGACY_FLOPPY_OPTIONS_START(agat840k_hle)
+ LEGACY_FLOPPY_OPTION(agat840k_hle_dsk, "ds9,dsk,raw", "Agat 840K DSK image",
+ agat840k_hle_dsk_identify, agat840k_hle_dsk_construct, nullptr, nullptr)
+LEGACY_FLOPPY_OPTIONS_END
+
diff --git a/src/lib/formats/agat840k_hle_dsk.h b/src/lib/formats/agat840k_hle_dsk.h
new file mode 100644
index 00000000000..dad245e3335
--- /dev/null
+++ b/src/lib/formats/agat840k_hle_dsk.h
@@ -0,0 +1,17 @@
+// license:BSD-3-Clause
+// copyright-holders:Sergey Svishchev
+/*********************************************************************
+
+ formats/agat840k_hle_dsk.h
+
+*********************************************************************/
+
+#ifndef AGAT840K_HLE_DSK_H_
+#define AGAT840K_HLE_DSK_H_
+
+#include "flopimg.h"
+#include "formats/basicdsk.h"
+
+LEGACY_FLOPPY_OPTIONS_EXTERN(agat840k_hle);
+
+#endif /* AGAT840K_HLE_DSK_H_ */