68b49ba42d
- TODO #1: do the same with the network and sound code - TODO #2: update MSVC workspace files
297 lines
13 KiB
C++
297 lines
13 KiB
C++
/////////////////////////////////////////////////////////////////////////
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// $Id$
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/////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2009 Benjamin D Lunt (fys at frontiernet net)
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// 2009-2012 The Bochs Project
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library 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 GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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/////////////////////////////////////////////////////////////////////////
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#ifndef BX_IODEV_USB_OHCI_H
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#define BX_IODEV_USB_OHCI_H
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#if BX_USE_USB_OHCI_SMF
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# define BX_OHCI_THIS theUSB_OHCI->
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# define BX_OHCI_THIS_PTR theUSB_OHCI
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#else
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# define BX_OHCI_THIS this->
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# define BX_OHCI_THIS_PTR this
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#endif
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// number of ports defined in bochs.h
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#define OHCI_INTR_SO (1<<0) // Scheduling overrun
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#define OHCI_INTR_WD (1<<1) // HcDoneHead writeback
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#define OHCI_INTR_SF (1<<2) // Start of frame
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#define OHCI_INTR_RD (1<<3) // Resume detect
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#define OHCI_INTR_UE (1<<4) // Unrecoverable error
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#define OHCI_INTR_FNO (1<<5) // Frame number overflow
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#define OHCI_INTR_RHSC (1<<6) // Root hub status change
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#define OHCI_INTR_OC (1<<30) // Ownership change
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#define OHCI_INTR_MIE (1<<31) // Master Interrupt Enable
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// Completion Codes
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enum {
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NoError = 0,
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CRC,
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BitStuffing,
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DataToggleMismatch,
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Stall,
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DeviceNotResponding,
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PIDCheckFailure,
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UnexpectedPID,
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DataOverrun,
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DataUnderrun,
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BufferOverrun = 0xC,
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BufferUnderrun,
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NotAccessed
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};
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#define ED_GET_MPS(x) (((x)->dword0 & 0x07FF0000) >> 16)
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#define ED_GET_F(x) (((x)->dword0 & 0x00008000) >> 15)
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#define ED_GET_K(x) (((x)->dword0 & 0x00004000) >> 14)
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#define ED_GET_S(x) (((x)->dword0 & 0x00002000) >> 13)
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#define ED_GET_D(x) (((x)->dword0 & 0x00001800) >> 11)
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#define ED_GET_EN(x) (((x)->dword0 & 0x00000780) >> 7)
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#define ED_GET_FA(x) (((x)->dword0 & 0x0000007F) >> 0)
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#define ED_GET_TAILP(x) ((x)->dword1 & 0xFFFFFFF0)
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#define ED_GET_HEADP(x) ((x)->dword2 & 0xFFFFFFF0)
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#define ED_SET_HEADP(x, y) ((x)->dword2 = ((x)->dword2 & 0x0000000F) | ((y) & 0xFFFFFFF0))
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#define ED_GET_C(x) (((x)->dword2 & 0x00000002) >> 1)
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#define ED_SET_C(x,y) ((x)->dword2 = ((x)->dword2 & ~0x00000002) | ((y)<<1))
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#define ED_GET_H(x) (((x)->dword2 & 0x00000001) >> 0)
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#define ED_SET_H(x,y) ((x)->dword2 = ((x)->dword2 & ~0x00000001) | ((y)<<0))
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#define ED_GET_NEXTED(x) ((x)->dword3 & 0xFFFFFFF0)
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struct OHCI_ED {
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Bit32u dword0;
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Bit32u dword1;
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Bit32u dword2;
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Bit32u dword3;
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};
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#define TD_GET_R(x) (((x)->dword0 & 0x00040000) >> 18)
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#define TD_GET_DP(x) (((x)->dword0 & 0x00180000) >> 19)
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#define TD_GET_DI(x) (((x)->dword0 & 0x00E00000) >> 21)
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#define TD_GET_T(x) (((x)->dword0 & 0x03000000) >> 24)
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#define TD_SET_T(x,y) ((x)->dword0 = ((x)->dword0 & ~0x03000000) | ((y)<<24))
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#define TD_GET_EC(x) (((x)->dword0 & 0x0C000000) >> 26)
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#define TD_SET_EC(x,y) ((x)->dword0 = ((x)->dword0 & ~0x0C000000) | ((y)<<26))
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#define TD_GET_CC(x) (((x)->dword0 & 0xF0000000) >> 28)
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#define TD_SET_CC(x,y) ((x)->dword0 = ((x)->dword0 & ~0xF0000000) | ((y)<<28))
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#define TD_GET_CBP(x) ((x)->dword1)
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#define TD_SET_CBP(x,y) ((x)->dword1 = y)
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#define TD_GET_NEXTTD(x) ((x)->dword2 & 0xFFFFFFF0)
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#define TD_SET_NEXTTD(x,y) ((x)->dword2 = (y & 0xFFFFFFF0))
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#define TD_GET_BE(x) ((x)->dword3)
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struct OHCI_TD {
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Bit32u dword0;
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Bit32u dword1;
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Bit32u dword2;
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Bit32u dword3;
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};
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#define ISO_TD_GET_CC(x) (((x)->dword0 & 0xF0000000) >> 28)
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#define ISO_TD_GET_FC(x) (((x)->dword0 & 0x0F000000) >> 24)
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#define ISO_TD_GET_DI(x) (((x)->dword0 & 0x00E00000) >> 21)
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#define ISO_TD_GET_SF(x) ((x)->dword0 & 0x0000FFFF)
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#define ISO_TD_GET_BP0(x) (((x)->dword1 & 0xFFFFF000) >> 12)
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#define ISO_TD_GET_NEXTTD(x) ((x)->dword2 & 0xFFFFFFF0)
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#define ISO_TD_GET_BE(x) ((x)->dword3)
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#define ISO_TD_GET_PSW0(x) ((x)->dword4 & 0x0000FFFF)
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#define ISO_TD_GET_PSW1(x) (((x)->dword4 & 0xFFFF0000) >> 16)
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#define ISO_TD_GET_PSW2(x) ((x)->dword5 & 0x0000FFFF)
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#define ISO_TD_GET_PSW3(x) (((x)->dword5 & 0xFFFF0000) >> 16)
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#define ISO_TD_GET_PSW4(x) ((x)->dword6 & 0x0000FFFF)
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#define ISO_TD_GET_PSW5(x) (((x)->dword6 & 0xFFFF0000) >> 16)
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#define ISO_TD_GET_PSW6(x) ((x)->dword7 & 0x0000FFFF)
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#define ISO_TD_GET_PSW7(x) (((x)->dword7 & 0xFFFF0000) >> 16)
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struct OHCI_ISO_TD {
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Bit32u dword0;
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Bit32u dword1;
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Bit32u dword2;
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Bit32u dword3;
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Bit32u dword4;
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Bit32u dword5;
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Bit32u dword6;
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Bit32u dword7;
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};
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typedef struct {
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int frame_timer_index;
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struct OHCI_OP_REGS {
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Bit16u HcRevision;
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struct {
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Bit32u reserved; // 21 bit reserved = 0x000000 R R
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bx_bool rwe; // 1 bit RemoteWakeupEnable = 0b RW R
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bx_bool rwc; // 1 bit RemoteWakeupConnected = 0b RW RW
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bx_bool ir; // 1 bit InterruptRouting = 0b RW R
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Bit8u hcfs; // 2 bit HostControllerFuncState = 00b RW RW
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bx_bool ble; // 1 bit BulkListEnable = 0b RW R
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bx_bool cle; // 1 bit ControlListEnable = 0b RW R
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bx_bool ie; // 1 bit IsochronousEnable = 0b RW R
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bx_bool ple; // 1 bit PeriodicListEnable = 0b RW R
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Bit8u cbsr; // 2 bit ControlBulkService Ratio = 00b RW R
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} HcControl; // = 0x00000000
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struct {
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Bit16u reserved0; // 14 bit reserved = 0x000000 R R
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Bit8u soc; // 2 bit SchedulingOverrunCount = 00b R RW
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Bit16u reserved1; // 12 bit reserved = 0x000000 R R
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bx_bool ocr; // 1 bit OwnershipChangeRequest = 0b RW RW
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bx_bool blf; // 1 bit BulkListFilled = 0b RW RW
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bx_bool clf; // 1 bit ControlListFilled = 0b RW RW
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bx_bool hcr; // 1 bit HostControllerReset = 0b RW RW
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} HcCommandStatus; // = 0x00000000
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Bit32u HcInterruptStatus;
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Bit32u HcInterruptEnable;
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Bit32u HcHCCA;
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Bit32u HcPeriodCurrentED;
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Bit32u HcControlHeadED;
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Bit32u HcControlCurrentED;
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Bit32u HcBulkHeadED;
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Bit32u HcBulkCurrentED;
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Bit32u HcDoneHead;
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struct {
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bx_bool fit; // 1 bit FrameIntervalToggle = 0b RW R
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Bit16u fsmps; // 15 bit FSLargestDataPacket = TBD (0) RW R
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Bit8u reserved; // 2 bit reserved = 00b R R
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Bit16u fi; // 14 bit FrameInterval = 0x2EDF RW R
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} HcFmInterval; // = 0x00002EDF
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bx_bool HcFmRemainingToggle; // 1 bit FrameRemainingToggle = 0b R RW
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Bit32u HcFmNumber;
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Bit32u HcPeriodicStart;
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Bit16u HcLSThreshold;
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struct {
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Bit8u potpgt; // 8 bit PowerOnToPowerGoodTime = 0x10 RW R
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Bit16u reserved; // 11 bit reserved = 0x000 R R
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bx_bool nocp; // 1 bit NoOverCurrentProtection = 0b RW R
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bx_bool ocpm; // 1 bit OverCurrentProtectionMode = 1b RW R
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bx_bool dt; // 1 bit DeviceType = 0b R R
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bx_bool nps; // 1 bit NoPowerSwitching = 0b RW R
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bx_bool psm; // 1 bit PowerSwitchingMode = 1b RW R
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Bit8u ndp; // 8 bit NumberDownstreamPorts = NUMPORTS RW R
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} HcRhDescriptorA; // = 0x100009xx
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struct {
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Bit16u ppcm; // 16 bit PortPowerControlMask = 0x0002 RW R
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Bit16u dr; // 16 bit DeviceRemovable = 0x0000 RW R
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} HcRhDescriptorB; // = 0x00020000
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struct {
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bx_bool crwe; // 1 bit ClearRemoteWakeupEnable = 0b WC R
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Bit16u reserved0; // 13 bit reserved = 0x000000 R R
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bx_bool ocic; // 1 bit OverCurrentIndicatorChange = 0b RW RW
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bx_bool lpsc; // 1 bit LocalPowerStatusChange(r) = 0b RW R
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bx_bool drwe; // 1 bit DeviceRemoteWakeupEnable(r) = 0b RW R
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Bit16u reserved1; // 13 bit reserved = 0x000000 R R
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bx_bool oci; // 1 bit OverCurrentIndicator = 0b R RW
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bx_bool lps; // 1 bit LocalPowerStatus(r) = 0b RW R
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} HcRhStatus; // = 0x00000000
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} op_regs;
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struct {
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// our data
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usb_device_c *device; // device connected to this port
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struct {
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Bit16u reserved0; // 11 bit reserved = 0x000000 R R
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bx_bool prsc; // 1 bit PortResetStatusChange = 0b RW RW
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bx_bool ocic; // 1 bit OverCurrentIndicatorChange = 0b RW RW
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bx_bool pssc; // 1 bit PortSuspendStatusChange = 0b RW RW
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bx_bool pesc; // 1 bit PortEnableStatusChange = 0b RW RW
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bx_bool csc; // 1 bit ConnectStatusChange = 0b RW RW
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Bit8u reserved1; // 6 bit reserved = 0x00 R R
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bx_bool lsda; // 1 bit LowSpeedDeviceAttached = 0b RW RW
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bx_bool pps; // 1 bit PortPowerStatus = 0b RW RW
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Bit8u reserved2; // 3 bit reserved = 0x0 R R
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bx_bool prs; // 1 bit PortResetStatus = 0b RW RW
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bx_bool poci; // 1 bit PortOverCurrentIndicator = 0b RW RW
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bx_bool pss; // 1 bit PortSuspendStatus = 0b RW RW
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bx_bool pes; // 1 bit PortEnableStatus = 0b RW RW
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bx_bool ccs; // 1 bit CurrentConnectStatus = 0b RW RW
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} HcRhPortStatus;
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} usb_port[BX_N_USB_OHCI_PORTS];
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Bit8u devfunc;
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unsigned ohci_done_count;
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bx_bool use_control_head;
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bx_bool use_bulk_head;
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Bit64u sof_time;
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int statusbar_id; // ID of the status LEDs
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Bit8u device_change;
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} bx_usb_ohci_t;
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class bx_usb_ohci_c : public bx_devmodel_c, public bx_pci_device_stub_c {
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public:
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bx_usb_ohci_c();
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virtual ~bx_usb_ohci_c();
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virtual void init(void);
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virtual void reset(unsigned);
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virtual void register_state(void);
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virtual void after_restore_state(void);
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virtual Bit32u pci_read_handler(Bit8u address, unsigned io_len);
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virtual void pci_write_handler(Bit8u address, Bit32u value, unsigned io_len);
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static const char *usb_param_handler(bx_param_string_c *param, int set,
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const char *oldval, const char *val, int maxlen);
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private:
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bx_usb_ohci_t hub;
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Bit8u *device_buffer;
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USBPacket usb_packet;
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static void reset_hc();
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static void reset_port(int);
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static void update_irq();
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static void set_interrupt(Bit32u value);
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static void init_device(Bit8u port, bx_list_c *portconf);
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static void remove_device(Bit8u port);
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static int broadcast_packet(USBPacket *p);
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static void usb_set_connect_status(Bit8u port, int type, bx_bool connected);
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static void usb_frame_handler(void *);
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void usb_frame_timer(void);
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static Bit32u get_frame_remaining(void);
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void process_ed(struct OHCI_ED *, const Bit32u);
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bx_bool process_td(struct OHCI_TD *, struct OHCI_ED *);
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#if BX_USE_USB_OHCI_SMF
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static bx_bool read_handler(bx_phy_address addr, unsigned len, void *data, void *param);
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static bx_bool write_handler(bx_phy_address addr, unsigned len, void *data, void *param);
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#else
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bx_bool read_handler(bx_phy_address addr, unsigned len, void *data, void *param);
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bx_bool write_handler(bx_phy_address addr, unsigned len, void *data, void *param);
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#endif
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static void runtime_config_handler(void *);
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void runtime_config(void);
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};
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#endif // BX_IODEV_USB_OHCI_H
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