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commented crazy taxi ucode

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@802 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
fires.gc 2008-10-08 21:35:46 +00:00
parent 52a0a3e4a6
commit 892acfd5ad
1 changed files with 24 additions and 4 deletions
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28
Docs/DSP/Crazy Taxi.txt
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@ -42,6 +42,10 @@
0x0e19 TmpBuffer exceptions
0x0e1c TmpBuffer for Opcode3()
0x0e42 something for the Decoder Functions
@ -662,9 +666,10 @@ Main()
02ee 8a00 M2
02ef 177f CALLR $3
02f0 8100 CLR $30
02f1 00de 0b9b LR $30, @0x0b9b
02f1 00de 0b9b LR $30, @0x0b9b // check (PBInitialTimeDelay->firstStart == 0)
02f3 b100 TST $30
02f4 0295 032a JEQ 0x032a
02f6 00de 0e42 LR $30, @0x0e42
02f8 00fe 0e43 SR @0x0e43, $30
02fa 8100 CLR $30
@ -698,11 +703,13 @@ Main()
0325 4c00 ADD $30, $31
0326 00fe 0e41 SR @0x0e41, $30
0328 029f 0332 JMP 0x0332
032a 00de 0e42 LR $30, @0x0e42
032c 00fe 0e40 SR @0x0e40, $30
032e 00fe 0e41 SR @0x0e41, $30
0330 00fe 0e43 SR @0x0e43, $30
0332 8100 CLR $30
0333 8e00 S40
0334 8400 CLRP
0335 8900 CLR $31
@ -733,9 +740,11 @@ Main()
0351 0294 0253 JNE 0x0253
0353 8e00 S40
0354 8100 CLR $30
0355 00de 0b9b LR $30, @0x0b9b
0355 00de 0b9b LR $30, @0x0b9b // check (PBInitialTimeDelay->firstStart == 0) or write back to MEM?!
0357 b100 TST $30
0358 0295 036a JEQ 0x036a
035a 00de 0b9c LR $30, @0x0b9c
035c 00dc 0b9d LR $28, @0x0b9d
035e 2ece SRS @DSMAH, $30
@ -746,6 +755,9 @@ Main()
0364 16c9 0001 SI @DSCR, #0x0001
0366 16cb 0040 SI @DSBL, #0x0040
0368 02bf 055c CALL 0x055c // Wait for DMA control reg
// write back the PB
036a 8100 CLR $30
036b 8900 CLR $31
036c 00de 0b82 LR $30, @0x0b82
@ -2524,8 +2536,12 @@ Main()
0c9c 1c7f MRR $3, $31
0c9d 176f JMPR $3
0c9e 0021 HALT
// case 0x00:
0c9f 029f 0030 JMP 0x0030
0ca1 0021 HALT
// case 0x01:
0ca2 8100 CLR $30
0ca3 8900 CLR $31
0ca4 02bf 0ce0 CALL 0x0ce0
@ -2568,18 +2584,22 @@ Main()
0cd5 029c 0cd2 JZR 0x0cd2
0cd7 029f 80b5 JMP 0x80b5
0cd9 0021 HALT
// case 0x03:
0cda 029f 8000 JMP 0x8000
0cdc 0021 HALT
// case 0x04:
0cdd 029f 0045 JMP 0x0045
0cdf 0021 HALT
// looks like valid code but who calls it??
// wait for cpu mail
0ce0 26fe LRS $30, @CMBH
0ce1 02c0 8000 ANDF $30, #0x8000
0ce3 029c 0ce0 JZR 0x0ce0
0ce5 02df RET
// looks like valid code but who calls it??
// wait for cpu mail
0ce6 27fe LRS $31, @CMBH
0ce7 03c0 8000 ANDF $31, #0x8000
0ce9 029c 0ce6 JZR 0x0ce6