mirror of
https://github.com/hrydgard/ppsspp.git
synced 2026-11-01 03:57:17 +01:00
Henrik Rydgård
e443e84d3c
We don't support the headphone remote buttons, so we just leave the buffer all zeroes. Previously we didn't write, which could cause games to register a ghost "track forward" or the other buttons. Should fix the DJ Max 2 OST track-forwarding problem in #7468.
124 lines
5.2 KiB
C++
124 lines
5.2 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#include "Core/HLE/HLE.h"
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#include "Core/HLE/FunctionWrappers.h"
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#include "Core/HLE/sceHprm.h"
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#include "Core/MemMap.h"
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#include "Core/MIPS/MIPS.h"
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static u32 sceHprmPeekCurrentKey(u32 keyAddress) {
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Memory::WriteOrException_U32(0, keyAddress);
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return hleLogDebug(Log::HLE, 0);
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}
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// TODO: Might make sense to reflect the headphone status of the host here,
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// if the games adjust their sound.
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static u32 sceHprmIsHeadphoneExist() {
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return hleLogDebug(Log::HLE, 0);
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}
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static u32 sceHprmIsMicrophoneExist() {
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return hleLogDebug(Log::HLE, 0);
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}
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static u32 sceHprmIsRemoteExist() {
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return hleLogDebug(Log::HLE, 0);
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}
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static u32 sceHprmRegisterCallback() {
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return hleLogError(Log::HLE, 0, "UNIMPL");
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}
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static u32 sceHprmUnregisterCallback() {
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return hleLogError(Log::HLE, 0, "UNIMPL");
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}
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// The latch is 4 x u32 (make, break, press, release). We don't support the headphone remote
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// buttons, so it's all zeroes.
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static void WriteEmptyLatch(u32 latchAddr) {
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if (!Memory::IsValid4AlignedRange(latchAddr, 16)) {
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return;
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}
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for (int i = 0; i < 4; i++) {
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Memory::WriteUnchecked_U32(0, latchAddr + i * 4);
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}
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}
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static u32 sceHprmPeekLatch(u32 latchAddr) {
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WriteEmptyLatch(latchAddr);
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return hleLogDebug(Log::HLE, 0, "latchAddr %08x", latchAddr);
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}
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static u32 sceHprmReadLatch(u32 latchAddr) {
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WriteEmptyLatch(latchAddr);
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return hleLogDebug(Log::HLE, 0, "latchAddr %08x", latchAddr);
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}
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const HLEFunction sceHprm[] =
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{
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{0X089FDFA4, nullptr, "sceHprm_089fdfa4", '?', "" },
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{0X1910B327, &WrapU_U<sceHprmPeekCurrentKey>, "sceHprmPeekCurrentKey", 'x', "x"},
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{0X208DB1BD, &WrapU_V<sceHprmIsRemoteExist>, "sceHprmIsRemoteExist", 'x', "" },
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{0X7E69EDA4, &WrapU_V<sceHprmIsHeadphoneExist>, "sceHprmIsHeadphoneExist", 'x', "" },
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{0X219C58F1, &WrapU_V<sceHprmIsMicrophoneExist>, "sceHprmIsMicrophoneExist", 'x', "" },
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{0XC7154136, &WrapU_V<sceHprmRegisterCallback>, "sceHprmRegisterCallback", 'x', "" },
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{0xFD7DE6CD, &WrapU_V<sceHprmUnregisterCallback>,"sceHprmUnregisterCallback", 'x', "" },
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{0X444ED0B7, nullptr, "sceHprmUnregitserCallback", '?', "" }, // Typo.
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{0X2BCEC83E, &WrapU_U<sceHprmPeekLatch>, "sceHprmPeekLatch", 'x', "x"},
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{0X40D2F9F0, &WrapU_U<sceHprmReadLatch>, "sceHprmReadLatch", 'x', "x"},
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};
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void Register_sceHprm()
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{
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RegisterHLEModule("sceHprm", ARRAY_SIZE(sceHprm), sceHprm);
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}
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// Kernel-mode variant library used by VSH modules (e.g. vshbridge). NID 0xE9B776BE is the
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// firmware 6.60+ alias of sceHprmReadLatch, listed as nid=0xE9B776BE version=660 alongside the
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// 0x40D2F9F0 version=150 NID in JPCSP's sceHprm.java - both resolve to the same function there.
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static u32 sceHprm_driver_DC895B2B() {
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return hleLogWarning(Log::sceMisc, 0, "UNIMPL");
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}
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const HLEFunction sceHprm_driver[] =
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{
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{0XE9B776BE, &WrapU_U<sceHprmReadLatch>, "sceHprmReadLatch", 'x', "x"},
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// Purpose unknown - JPCSP names it after its NID too, and returns 0. Present so the VSH's
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// one startup call resolves instead of trapping.
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{0XDC895B2B, &WrapU_V<sceHprm_driver_DC895B2B>, "sceHprm_driver_DC895B2B", 'x', ""},
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// Older firmwares number these two differently. Same functions - matched by address against
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// the same module's user-mode sceHprm exports (sceHprmReadLatch is sceHprm/0x40D2F9F0 in
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// every build). The VSH calls ReadLatch once a frame, so without these an older firmware's
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// XMB spends the whole boot trapping on an unresolved import.
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// NOTE: new entries go at the end - the syscall opcode in a savestate is an index into this array.
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{0XA3A87975, &WrapU_U<sceHprmReadLatch>, "sceHprmReadLatch", 'x', "x"}, // 6.31 - 6.39
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{0X5FC5E53B, &WrapU_U<sceHprmReadLatch>, "sceHprmReadLatch", 'x', "x"}, // 6.00 - 6.20
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{0X748FC3C8, &WrapU_V<sceHprm_driver_DC895B2B>, "sceHprm_driver_DC895B2B", 'x', ""}, // 6.31 - 6.39
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{0X605DEA7A, &WrapU_U<sceHprmReadLatch>, "sceHprmReadLatch", 'x', "x"}, // 5.03 - 5.55
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{0XA6E8D4F0, &WrapU_U<sceHprmReadLatch>, "sceHprmReadLatch", 'x', "x"}, // 3.95 - 4.05
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{0X8C728076, &WrapU_U<sceHprmReadLatch>, "sceHprmReadLatch", 'x', "x"}, // 3.72 - 3.90
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{0XF0AA1FB9, &WrapU_U<sceHprmReadLatch>, "sceHprmReadLatch", 'x', "x"}, // 3.71
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// Same story as sceRtc_driver: 3.51 and older export it to kernel mode under the user-mode NID.
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{0X40D2F9F0, &WrapU_U<sceHprmReadLatch>, "sceHprmReadLatch", 'x', "x"}, // 1.50 - 3.51
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};
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void Register_sceHprm_driver()
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{
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RegisterHLEModule("sceHprm_driver", ARRAY_SIZE(sceHprm_driver), sceHprm_driver);
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}
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