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-rw-r--r--source/seta011.c291
1 files changed, 153 insertions, 138 deletions
diff --git a/source/seta011.c b/source/seta011.c
index 5137098..df6d696 100644
--- a/source/seta011.c
+++ b/source/seta011.c
@@ -1,6 +1,6 @@
/*******************************************************************************
Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
-
+
(c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com) and
Jerremy Koot (jkoot@snes9x.com)
@@ -43,46 +43,46 @@
S-DD1 C emulator code
(c) Copyright 2003 Brad Jorsch with research by
Andreas Naive and John Weidman
-
+
S-RTC C emulator code
(c) Copyright 2001 John Weidman
-
+
ST010 C++ emulator code
(c) Copyright 2003 Feather, Kris Bleakley, John Weidman and Matthew Kendora
- Super FX x86 assembler emulator code
- (c) Copyright 1998 - 2003 zsKnight, _Demo_, and pagefault
+ Super FX x86 assembler emulator code
+ (c) Copyright 1998 - 2003 zsKnight, _Demo_, and pagefault
- Super FX C emulator code
+ Super FX C emulator code
(c) Copyright 1997 - 1999 Ivar, Gary Henderson and John Weidman
SH assembler code partly based on x86 assembler code
- (c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se)
+ (c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se)
+
-
Specific ports contains the works of other authors. See headers in
individual files.
-
+
Snes9x homepage: http://www.snes9x.com
-
+
Permission to use, copy, modify and distribute Snes9x in both binary and
source form, for non-commercial purposes, is hereby granted without fee,
providing that this license information and copyright notice appear with
all copies and any derived work.
-
+
This software is provided 'as-is', without any express or implied
warranty. In no event shall the authors be held liable for any damages
arising from the use of this software.
-
+
Snes9x is freeware for PERSONAL USE only. Commercial users should
seek permission of the copyright holders first. Commercial use includes
charging money for Snes9x or software derived from Snes9x.
-
+
The copyright holders request that bug fixes and improvements to the code
should be forwarded to them so everyone can benefit from the modifications
in future versions.
-
+
Super NES and Super Nintendo Entertainment System are trademarks of
Nintendo Co., Limited and its subsidiary companies.
*******************************************************************************/
@@ -100,134 +100,149 @@ static int line = 0;
uint8 S9xGetST011(uint32 Address)
{
- uint8 t;
- uint16 address = (uint16) Address & 0xFFFF;
-
- // line counter
- line++;
-
- // status check
- if (address == 0x01)
- {
- t = 0xFF;
- }
- // read directly from s-ram
- else
- {
- t = Memory.SRAM[address];
- }
-
- // debug
-// if(address<0x150)
-// printf( "ST011 R: %06X %02X\n", Address, t);
-
- return t;
+ uint8 t;
+ uint16 address = (uint16) Address & 0xFFFF;
+
+ // line counter
+ line++;
+
+ // status check
+ if (address == 0x01)
+ t = 0xFF;
+ // read directly from s-ram
+ else
+ t = Memory.SRAM[address];
+
+ // debug
+ // if(address<0x150)
+ // printf( "ST011 R: %06X %02X\n", Address, t);
+
+ return t;
}
void S9xSetST011(uint32 Address, uint8 Byte)
{
- uint16 address = (uint16) Address & 0xFFFF;
- static bool reset = false;
-
- // debug
- line++;
-
- if(!reset)
- {
- // bootup values
- ST011.waiting4command = true;
- reset = true;
- }
-
- // debug
-// if(address<0x150)
-// printf( "ST011 W: %06X %02X\n", Address, Byte );
-
- Memory.SRAM[address]=Byte;
-
- // op commands/data goes through this address
- if(address==0x00)
- {
- // check for new commands
- if (ST011.waiting4command)
- {
- ST011.waiting4command = false;
- ST011.command = Byte;
- ST011.in_index = 0;
- ST011.out_index = 0;
- switch(ST011.command)
- {
- case 0x01: ST011.in_count = 12*10+8; break;
- case 0x02: ST011.in_count = 4; break;
- case 0x04: ST011.in_count = 0; break;
- case 0x05: ST011.in_count = 0; break;
- case 0x06: ST011.in_count = 0; break;
- case 0x07: ST011.in_count = 0; break;
- case 0x0E: ST011.in_count = 0; break;
- default: ST011.waiting4command=true; break;
- }
- }
- else
- {
- ST011.parameters [ST011.in_index] = Byte;
- ST011.in_index++;
- }
- }
-
- if (ST011.in_count==ST011.in_index)
- {
- // Actually execute the command
- ST011.waiting4command = true;
- ST011.out_index = 0;
- switch (ST011.command)
- {
- // unknown: download playboard
- case 0x01:
- {
- // 9x9 board data: top to bottom, left to right
- // Values represent piece types and ownership
+ uint16 address = (uint16) Address & 0xFFFF;
+ static bool reset = false;
+
+ // debug
+ line++;
+
+ if (!reset)
+ {
+ // bootup values
+ ST011.waiting4command = true;
+ reset = true;
+ }
+
+ // debug
+ // if(address<0x150)
+ // printf( "ST011 W: %06X %02X\n", Address, Byte );
+
+ Memory.SRAM[address] = Byte;
+
+ // op commands/data goes through this address
+ if (address == 0x00)
+ {
+ // check for new commands
+ if (ST011.waiting4command)
+ {
+ ST011.waiting4command = false;
+ ST011.command = Byte;
+ ST011.in_index = 0;
+ ST011.out_index = 0;
+ switch (ST011.command)
+ {
+ case 0x01:
+ ST011.in_count = 12 * 10 + 8;
+ break;
+ case 0x02:
+ ST011.in_count = 4;
+ break;
+ case 0x04:
+ ST011.in_count = 0;
+ break;
+ case 0x05:
+ ST011.in_count = 0;
+ break;
+ case 0x06:
+ ST011.in_count = 0;
+ break;
+ case 0x07:
+ ST011.in_count = 0;
+ break;
+ case 0x0E:
+ ST011.in_count = 0;
+ break;
+ default:
+ ST011.waiting4command = true;
+ break;
+ }
+ }
+ else
+ {
+ ST011.parameters [ST011.in_index] = Byte;
+ ST011.in_index++;
+ }
+ }
+
+ if (ST011.in_count == ST011.in_index)
+ {
+ // Actually execute the command
+ ST011.waiting4command = true;
+ ST011.out_index = 0;
+ switch (ST011.command)
+ {
+ // unknown: download playboard
+ case 0x01:
+ {
+ // 9x9 board data: top to bottom, left to right
+ // Values represent piece types and ownership
int lcv;
- for(lcv=0; lcv<9; lcv++ )
- memcpy( board[lcv], ST011.parameters+lcv*10, 9*1 );
- }
- break;
-
- // unknown
- case 0x02: break;
-
- // unknown
- case 0x04:
- {
- // outputs
- Memory.SRAM[0x12C] = 0x00;
- //Memory.SRAM[0x12D] = 0x00;
- Memory.SRAM[0x12E] = 0x00;
- }
- break;
-
- // unknown
- case 0x05:
- {
- // outputs
- Memory.SRAM[0x12C] = 0x00;
- //Memory.SRAM[0x12D] = 0x00;
- Memory.SRAM[0x12E] = 0x00;
- }
- break;
-
- // unknown
- case 0x06: break;
- case 0x07: break;
-
- // unknown
- case 0x0E:
- {
- // outputs
- Memory.SRAM[0x12C] = 0x00;
- Memory.SRAM[0x12D] = 0x00;
- }
- break;
- }
- }
+ for (lcv = 0; lcv < 9; lcv++)
+ memcpy(board[lcv], ST011.parameters + lcv * 10, 9 * 1);
+ }
+ break;
+
+ // unknown
+ case 0x02:
+ break;
+
+ // unknown
+ case 0x04:
+ {
+ // outputs
+ Memory.SRAM[0x12C] = 0x00;
+ //Memory.SRAM[0x12D] = 0x00;
+ Memory.SRAM[0x12E] = 0x00;
+ }
+ break;
+
+ // unknown
+ case 0x05:
+ {
+ // outputs
+ Memory.SRAM[0x12C] = 0x00;
+ //Memory.SRAM[0x12D] = 0x00;
+ Memory.SRAM[0x12E] = 0x00;
+ }
+ break;
+
+ // unknown
+ case 0x06:
+ break;
+ case 0x07:
+ break;
+
+ // unknown
+ case 0x0E:
+ {
+ // outputs
+ Memory.SRAM[0x12C] = 0x00;
+ Memory.SRAM[0x12D] = 0x00;
+ }
+ break;
+ }
+ }
}
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