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AXWii: more disasm; and send correct mail at end of AXList (DCD10002 instead of DCD10001), which makes the game send a CDD10003 as expected.

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@4336 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
luigi2us 2009-09-27 15:18:20 +00:00
parent 0423406a67
commit cad887c51d
2 changed files with 22 additions and 13 deletions
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7
Source/Plugins/Plugin_DSP_HLE/Src/UCodes/UCode_AXWii.cpp
View file

@ -70,6 +70,10 @@ void CUCode_AXWii::HandleMail(u32 _uMail)
{
// a new List
}
else if ((_uMail & 0xFFFF0000) == 0xCDD10000)
{
//NOTICE_LOG(DSPHLE, "action mail %08X", _uMail);
}
else
{
AXTask(_uMail);
@ -421,8 +425,7 @@ bool CUCode_AXWii::AXTask(u32& _uMail)
SaveLog("=====================================================================");
SaveLog("End");
// i hope resume is okay AX
m_rMailHandler.PushMail(0xDCD10001);
m_rMailHandler.PushMail(0xDCD10002);
return true;
}

28
docs/DSP/DSP_UC_AXWii.txt
View file

@ -517,7 +517,8 @@ void 0x222_JumpTable1() {
}
// Command 0x4 - set PBs address
// stores command data at 0x02D0
// Parameters: AR0 -> 0x0C01
// AXList data: command (2), PBs address (4)
void 027e_Cmd4_SetPBsAddress() {
027e 8100 clr $ACC0
027f 8970 clr'l $ACC1 : $AC0.M, @$AR0
@ -527,7 +528,7 @@ void 027e_Cmd4_SetPBsAddress() {
0284 2ccf srs @DSMAL, $AC0.L
0285 16cd 02d0 si @DSPA, #0x02d0
0287 16c9 0000 si @DSCR, #0x0000
0289 16cb 0140 si @DSBL, #0x0140
0289 16cb 0140 si @DSBL, #0x0140 // transfer 0x140 bytes from the PBs address to 0x02D0
028b 02bf 0084 call 0084_WaitForDMACompletion()
028d 8100 clr $ACC0
028e 8900 clr $ACC1
@ -1274,10 +1275,10 @@ void 060b_JumpTable9() {
0670 029f 006f jmp 006f_MailHandler()
}
// Restart code??
// Command 0xE - AXList end
0672 16fc dcd1 si @DMBH, #0xdcd1
0674 16fd 0002 si @DMBL, #0x0002
0676 16fb 0001 si @DIRQ, #0x0001
0676 16fb 0001 si @DIRQ, #0x0001 // send a 0xDCD10002 and trigger an IRQ
0678 029f 0f9b jmp 0x0f9b
067a 029f 004c jmp 0x004c
@ -3046,21 +3047,26 @@ void 0f92_Int7_Handler() {
0f96 02ff rti
}
0f97 0fa9 lris $AC1.M, #0xa9
0f98 0fac lris $AC1.M, #0xac
0f99 0fe4 lris $AC1.M, #0xe4
0f9a 0fe7 lris $AC1.M, #0xe7
// action jump table
0f97 0fa9 lris $AC1.M, #0xa9 // Action 0 - restart
0f98 0fac lris $AC1.M, #0xac // Action 1 - wait for 10 mails and dump memory?
0f99 0fe4 lris $AC1.M, #0xe4 // Action 2 - soft reset
0f9a 0fe7 lris $AC1.M, #0xe7 // Action 3 - jump back to main loop
// called at AXList end; wait for a last mail and take an action
// Note: the same thing can be found in Zelda ucode. It's called after DsyncFrame.
// Probably debugging stuff.
0f9b 8e00 set16
0f9c 8100 clr $ACC0
0f9d 8900 clr $ACC1
0f9e 02bf 0fea call 0x0fea
0fa0 27ff lrs $AC1.M, @CMBL
0f9e 02bf 0fea call 0x0fea // wait for the mail; the high part is likely 0xCDD1 as for Zelda
0fa0 27ff lrs $AC1.M, @CMBL // the low part of the mail tells the action to take
0fa1 009e 0f97 lri $AC0.M, #0x0f97
0fa3 4c00 add $ACC0, $ACC1
0fa4 1c7e mrr $AR3, $AC0.M
0fa5 0313 ilrr $AC1.M, @$AR3
0fa6 1c7f mrr $AR3, $AC1.M
0fa7 176f jmpr $AR3
0fa7 176f jmpr $AR3 // take the action!
0fa8 0021 halt
0fa9 029f 0037 jmp 0x0037
0fab 0021 halt