1 /* 2 * SiS 7018, Trident 4D Wave DX/NX, Acer Lab M5451 Sound Driver. 3 * Copyright (c) 2002, 2008-2011 S.Zharski <imker@gmx.li> 4 * Distributed under the terms of the MIT license. 5 * 6 */ 7 #ifndef _SiS7018_DEVICE_H_ 8 #define _SiS7018_DEVICE_H_ 9 10 11 #include <KernelExport.h> 12 13 #include "Driver.h" 14 #include "Mixer.h" 15 #include "Registers.h" 16 #include "Settings.h" 17 #include "Stream.h" 18 19 20 // card ids for supported audio hardware 21 const uint32 SiS7018 = 0x70181039; 22 const uint32 ALi5451 = 0x545110b9; 23 const uint32 TridentDX = 0x20001023; 24 const uint32 TridentNX = 0x20011023; 25 26 27 class Device { 28 29 public: 30 class Info { 31 public: 32 const uint32 fId; 33 const char* fName; 34 inline const char* Name() { return fName; } 35 inline uint16 DeviceId() { return (fId >> 16) & 0xffff; } 36 inline uint16 VendorId() { return (fId) & 0xffff; } 37 inline uint32 Id() { return fId; } 38 }; 39 40 uint32 HardwareId() { return fInfo.Id(); } 41 pci_info& PCIInfo() { return fPCIInfo; } 42 43 44 Device(Info &DeviceInfo, pci_info &PCIInfo); 45 ~Device(); 46 47 status_t Setup(); 48 status_t InitCheck() { return fStatus; }; 49 50 status_t Open(uint32 flags); 51 status_t Read(uint8 *buffer, size_t *numBytes); 52 status_t Write(const uint8 *buffer, size_t *numBytes); 53 status_t Control(uint32 op, void *buffer, size_t length); 54 status_t Close(); 55 status_t Free(); 56 57 static int32 InterruptHandler(void *interruptParam); 58 void SignalReadyBuffers(); 59 60 cpu_status Lock(); 61 void Unlock(cpu_status st); 62 63 uint8 ReadPCI8(int offset); 64 uint16 ReadPCI16(int offset); 65 uint32 ReadPCI32(int offset); 66 void WritePCI8(int offset, uint8 value); 67 void WritePCI16(int offset, uint16 value); 68 void WritePCI32(int offset, uint32 value); 69 70 private: 71 status_t _ReserveDeviceOnBus(bool reserve); 72 void _ResetCard(uint32 resetMask, uint32 releaseMask); 73 74 status_t _MultiGetDescription(multi_description *Description); 75 status_t _MultiGetEnabledChannels(multi_channel_enable *Enable); 76 status_t _MultiSetEnabledChannels(multi_channel_enable *Enable); 77 status_t _MultiGetBuffers(multi_buffer_list* List); 78 status_t _MultiGetGlobalFormat(multi_format_info *Format); 79 status_t _MultiSetGlobalFormat(multi_format_info *Format); 80 status_t _MultiGetMix(multi_mix_value_info *Info); 81 status_t _MultiSetMix(multi_mix_value_info *Info); 82 status_t _MultiListMixControls(multi_mix_control_info* Info); 83 status_t _MultiBufferExchange(multi_buffer_info* Info); 84 85 status_t fStatus; 86 pci_info fPCIInfo; 87 Info& fInfo; 88 int fIOBase; 89 int32 fHWSpinlock; 90 int32 fInterruptsNest; 91 sem_id fBuffersReadySem; 92 93 Mixer fMixer; 94 Stream fPlaybackStream; 95 Stream fRecordStream; 96 }; 97 98 #endif // _SiS7018_DEVICE_H_ 99 100