1 //------------------------------------------------------------------------------ 2 // Copyright (c) 2004, Niels S. Reedijk 3 // 4 // Permission is hereby granted, free of charge, to any person obtaining a 5 // copy of this software and associated documentation files (the "Software"), 6 // to deal in the Software without restriction, including without limitation 7 // the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 // and/or sell copies of the Software, and to permit persons to whom the 9 // Software is furnished to do so, subject to the following conditions: 10 // 11 // The above copyright notice and this permission notice shall be included in 12 // all copies or substantial portions of the Software. 13 // 14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 19 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 20 // DEALINGS IN THE SOFTWARE. 21 22 #ifndef UHCI_H 23 #define UHCI_H 24 25 #include <usb_p.h> 26 #include "uhci_hardware.h" 27 28 struct pci_info; 29 struct pci_module_info; 30 class UHCIRootHub; 31 32 class UHCI : public BusManager 33 { 34 friend class UHCIRootHub; 35 public: 36 UHCI( pci_info *info , Stack *stack ); 37 38 //Override from BusManager 39 status_t SubmitTransfer( Transfer &t ); 40 41 // Global data for the module. 42 static pci_module_info *pci_module; 43 private: 44 //Utility functions 45 void GlobalReset(); 46 status_t Reset(); 47 48 uint32 m_reg_base; //Base address of the registers 49 pci_info *m_pcii; //pci-info struct 50 Stack *m_stack; //Pointer to the stack 51 52 //Frame list memory 53 area_id m_framearea; 54 addr_t *m_framelist[1024]; //The frame list struct 55 addr_t m_framelist_phy; //The physical pointer to the frame list 56 57 // Virtual frame 58 uhci_qh *m_qh_virtual[12]; // 59 #define m_qh_interrupt_256 m_qh_virtual[0] 60 #define m_qh_interrupt_128 m_qh_virtual[1] 61 #define m_qh_interrupt_64 m_qh_virtual[2] 62 #define m_qh_interrupt_32 m_qh_virtual[3] 63 #define m_qh_interrupt_16 m_qh_virtual[4] 64 #define m_qh_interrupt_8 m_qh_virtual[5] 65 #define m_qh_interrupt_4 m_qh_virtual[6] 66 #define m_qh_interrupt_2 m_qh_virtual[7] 67 #define m_qh_interrupt_1 m_qh_virtual[8] 68 #define m_qh_control m_qh_virtual[9] 69 #define m_qh_bulk m_qh_virtual[10] 70 #define m_qh_terminate m_qh_virtual[11] 71 72 //Root hub: 73 UHCIRootHub *m_rh; // the root hub 74 uint8 m_rh_address; // the address of the root hub 75 }; 76 77 class UHCIRootHub : public Hub 78 { 79 public: 80 UHCIRootHub( UHCI *uhci , int8 devicenum ); 81 status_t SubmitTransfer( Transfer &t ); 82 void UpdatePortStatus(); 83 private: 84 usb_port_status m_hw_port_status[2]; // the port status (maximum of two) 85 UHCI *m_uhci; // needed because of internal data 86 }; 87 88 #define UHCI_DEBUG 89 #ifdef UHCI_DEBUG 90 #define TRACE dprintf 91 #else 92 #define TRACE silent 93 void silent( const char * , ... ) {} 94 #endif 95 96 #endif 97