-
Notifications
You must be signed in to change notification settings - Fork 556
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Merge pull request #733 from windwakr/hcv1000
Slot2: Add Sega Card Reader(HCV-1000)
- Loading branch information
Showing
18 changed files
with
229 additions
and
12 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,81 @@ | ||
//HCV-1000 emulation code adapted from GBE+: https://github.com/shonumi/gbe-plus | ||
|
||
/* | ||
Modifications Copyright (C) 2023 DeSmuME team | ||
This file is free software: you can redistribute it and/or modify | ||
it under the terms of the GNU General Public License as published by | ||
the Free Software Foundation, either version 2 of the License, or | ||
(at your option) any later version. | ||
This file is distributed in the hope that it will be useful, | ||
but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
GNU General Public License for more details. | ||
You should have received a copy of the GNU General Public License | ||
along with the this software. If not, see <http://www.gnu.org/licenses/>. | ||
*/ | ||
|
||
#include <string.h> | ||
|
||
#include "../slot2.h" | ||
|
||
u8 hcv1000_cnt; | ||
char hcv1000_data[16]; | ||
|
||
class Slot2_HCV1000 : public ISlot2Interface | ||
{ | ||
public: | ||
|
||
virtual Slot2Info const* info() | ||
{ | ||
static Slot2InfoSimple info("Sega Card Reader", "Sega Card Reader(HCV-1000) add-on", 0x09); | ||
return &info; | ||
} | ||
|
||
virtual bool init() | ||
{ | ||
hcv1000_cnt = 0; | ||
memset(hcv1000_data, 0x5F, 16); | ||
|
||
return TRUE; | ||
} | ||
|
||
virtual void writeByte(u8 PROCNUM, u32 addr, u8 val) | ||
{ | ||
if (addr == 0xA000000) { hcv1000_cnt = (val & 0x83); } | ||
} | ||
|
||
virtual u8 readByte(u8 PROCNUM, u32 addr) | ||
{ | ||
u8 slot_byte = 0xFF; | ||
//Reading these cart addresses is for detection | ||
if (addr < 0x8020000) | ||
{ | ||
u8 data = 0xF0 | ((addr & 0x1F) >> 1); | ||
slot_byte = (addr & 0x1) ? 0xFD : data; | ||
} | ||
|
||
//HCV_CNT | ||
else if (addr == 0xA000000) { slot_byte = hcv1000_cnt; } | ||
|
||
//HCV_DATA | ||
else if ((addr >= 0xA000010) && (addr <= 0xA00001F)) | ||
{ | ||
slot_byte = (u8)hcv1000_data[addr & 0xF]; | ||
} | ||
|
||
return slot_byte; | ||
} | ||
|
||
virtual u16 readWord(u8 PROCNUM, u32 addr) { return 0xFDFD; }; | ||
virtual u32 readLong(u8 PROCNUM, u32 addr) { return 0xFDFDFDFD; }; | ||
}; | ||
|
||
ISlot2Interface* construct_Slot2_HCV1000() { return new Slot2_HCV1000(); } | ||
|
||
void HCV1000_setReady() | ||
{ | ||
hcv1000_cnt &= ~0x80; | ||
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.