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DSPLLE: the reset exception is needed by zelda to init correctly, but it get stuck in the 

middle. If you wish to help debugging uncomment the SetException line.



git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3715 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
nakeee 2009-07-09 00:07:08 +00:00
parent a0a7116fe0
commit 1c52139d94
2 changed files with 9 additions and 3 deletions
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9
Source/Core/DSPCore/Src/DSPCore.cpp
View File

@ -114,6 +114,9 @@ bool DSPCore_Init(const char *irom_filename, const char *coef_filename)
g_dsp.r[DSP_REG_WR2] = 0xffff;
g_dsp.r[DSP_REG_WR3] = 0xffff;
g_dsp.r[DSP_REG_SR] |= SR_INT_ENABLE;
g_dsp.r[DSP_REG_SR] |= SR_EXT_INT_ENABLE;
g_dsp.cr = 0x804;
gdsp_ifx_init();
@ -121,8 +124,8 @@ bool DSPCore_Init(const char *irom_filename, const char *coef_filename)
// in new ucodes.
WriteProtectMemory(g_dsp.iram, DSP_IRAM_BYTE_SIZE, false);
DSPAnalyzer::Analyze();
step_event.Init();
return true;
}
@ -188,9 +191,9 @@ void DSPCore_CheckExceptions()
#endif
// check exceptions should it be 0..7 or 7..0?
for (int i = 0; i < 8; i++) {
// Seems exp int is not masked by sr_int_enable
// Seems exp int or reset are not masked by sr_int_enable
if (g_dsp.exceptions & (1 << i)) {
if (dsp_SR_is_flag_set(SR_INT_ENABLE) || i == EXP_INT) {
if (dsp_SR_is_flag_set(SR_INT_ENABLE) || i == EXP_INT || i == EXP_RESET) {
_assert_msg_(MASTER_LOG, !g_dsp.exception_in_progress_hack, "assert while exception");
// store pc and sr until RTI

3
Source/Core/DSPCore/Src/DSPHWInterface.cpp
View File

@ -247,6 +247,9 @@ void gdsp_idma_in(u16 dsp_addr, u32 addr, u32 size)
INFO_LOG(DSPLLE, "*** Copy new UCode from 0x%08x to 0x%04x (crc: %8x)\n", addr, dsp_addr, g_dsp.iram_crc);
g_dsp.iram_crc = DSPHost_CodeLoaded(g_dsp.cpu_ram + (addr & 0x0fffffff), size);
DSPAnalyzer::Analyze();
// This calls the reset functions, but it get some games stuck
// uncomment it to help with debugging
// DSPCore_SetException(EXP_RESET);
}