static void aos_CpuStallUsT30(NvU32 MicroSec)
{
NvU32 Reg;
NvU32 Delay;
NvU32 MaxUs;
// Get the maxium delay per loop.
MaxUs = NV_DRF_NUM(FLOW_CTLR, HALT_CPU_EVENTS, ZERO, 0xFFFFFFFF);
MicroSec += 1;
while (MicroSec)
{
Delay = (MicroSec > MaxUs) ? MaxUs : MicroSec;
NV_ASSERT(Delay != 0);
NV_ASSERT(Delay <= MicroSec);
MicroSec -= Delay;
Reg = NV_DRF_NUM(FLOW_CTLR, HALT_CPU_EVENTS, ZERO, Delay)
| NV_DRF_NUM(FLOW_CTLR, HALT_CPU_EVENTS, uSEC, 1)
| NV_DRF_DEF(FLOW_CTLR, HALT_CPU_EVENTS, MODE, FLOW_MODE_WAITEVENT);
NV_FLOW_REGW(FLOW_PA_BASE, HALT_CPU_EVENTS, Reg);
do
{
Reg = NV_FLOW_REGR(FLOW_PA_BASE, HALT_CPU_EVENTS);
Reg = NV_DRF_VAL(FLOW_CTLR, HALT_CPU_EVENTS, ZERO, Reg);
}while (Reg);
}
}
static void Ap15CorePerfMonStart(NvU32* pEventList, NvU32* pEventListSize)
{
NvU32 RegValue, Event0, Event1;
// Just return maximum monitored events if no input list, otherwise
// get both events ready (set the same if only one specified)
if (*pEventListSize == 0)
{
*pEventListSize = NVRM_AP15_MONITORED_EVENTS_MAX;
return;
}
Event0 = Event1 = pEventList[0];
if (*pEventListSize >= NVRM_AP15_MONITORED_EVENTS_MAX)
{
Event1 = pEventList[1];
*pEventListSize = NVRM_AP15_MONITORED_EVENTS_MAX;
}
// Reset, clear overflow flags and enable 3 performance counters:
// total cycle counter and 2 event counters
RegValue =
NV_DRF_NUM(AP15_CP15, PMNC, ENABLE, 1) |
NV_DRF_NUM(AP15_CP15, PMNC, EVENT_CNTS_RESET, 1) |
NV_DRF_NUM(AP15_CP15, PMNC, CYCLE_CNT_RESET, 1) |
NV_DRF_NUM(AP15_CP15, PMNC, CYCLE_CNT_OV, 1) |
NV_DRF_NUM(AP15_CP15, PMNC, EVENT0_CNT_OV, 1) |
NV_DRF_NUM(AP15_CP15, PMNC, EVENT1_CNT_OV, 1) |
NV_DRF_NUM(AP15_CP15, PMNC, EVENT0, Event0) |
NV_DRF_NUM(AP15_CP15, PMNC, EVENT1, Event1);
MCR(p15, 0, RegValue, c15, c12, 0);
}
static NvError aos_UartSetBaudRateT30(NvU32 portNumber, NvU32 baud_rate)
{
NvU32 BaudRateDivisor;
NvU32 LineControlReg;
volatile void* pUartRegs = 0;
pUartRegs = (void*)s_UartBaseAddress[portNumber];
// Compute the baudrate divisor
// Prepare the divisor value.
#if 0 // jz
if (GetMajorVersion() == 0)
BaudRateDivisor = (13000 * 1000) / (baud_rate *16); //for emulation
else
#endif
BaudRateDivisor = (AOS_PLLP_FIXED_FREQ_KHZ * 1000) / (baud_rate *16);
// Set the divisor latch bit to allow access to divisor registers (DLL/DLM)
LineControlReg = NV_UART_REGR(pUartRegs, LCR);
LineControlReg |= NV_DRF_NUM(UART, LCR, DLAB, 1);
NV_UART_REGW(pUartRegs, LCR, LineControlReg);
// First write the LSB of the baud rate divisor
NV_UART_REGW(pUartRegs, THR_DLAB_0, BaudRateDivisor & 0xFF);
// Now write the MSB of the baud rate divisor
NV_UART_REGW(pUartRegs, IER_DLAB_0, (BaudRateDivisor >> 8) & 0xFF);
// Now that the baud rate has been set turn off divisor latch
// bit to allow access to receive/transmit holding registers
// and interrupt enable register.
LineControlReg &= ~NV_DRF_NUM(UART, LCR, DLAB, 1);
NV_UART_REGW(pUartRegs, LCR, LineControlReg);
return NvError_Success;
}
void
NvRmPrivAp20EmcMonitorsStart(
const NvRmDfs* pDfs,
const NvRmDfsFrequencies* pDfsKHz,
const NvU32 IntervalMs)
{
NvU32 RegValue, SavedRegValue;
void* pEmcRegs = pDfs->Modules[NvRmDfsModuleId_Emc].pBaseReg;
// EMC sample period is specified in EMC clock cycles, accuracy 0-16 cycles.
#define MEAN_EMC_LIMIT_ERROR (8)
NvU32 cycles = IntervalMs * pDfsKHz->Domains[NvRmDfsClockId_Emc] +
MEAN_EMC_LIMIT_ERROR;
/*
* Start EMC power monitor for the next sample period: clear EMC counters,
* set sample interval limit in EMC cycles, enable monitoring. Monitor is
* counting EMC 1x clock cycles while any memory access is detected.
*/
SavedRegValue = NV_EMC_REGR(pEmcRegs, STAT_CONTROL);
RegValue = NV_FLD_SET_DRF_DEF(EMC, STAT_CONTROL, PWR_GATHER, CLEAR, SavedRegValue);
NV_EMC_REGW(pEmcRegs, STAT_CONTROL, RegValue);
RegValue = NV_DRF_NUM(EMC, STAT_PWR_CLOCK_LIMIT, PWR_CLOCK_LIMIT, cycles);
NV_EMC_REGW(pEmcRegs, STAT_PWR_CLOCK_LIMIT, RegValue);
RegValue = NV_FLD_SET_DRF_DEF(EMC, STAT_CONTROL, PWR_GATHER, ENABLE, SavedRegValue);
NV_EMC_REGW(pEmcRegs, STAT_CONTROL, RegValue);
}
NvError
ReadObsData(
NvRmDeviceHandle rm,
NvRmModuleID modID,
NvU32 start_index,
NvU32 length,
NvU32 *value)
{
NvU32 i = 0, offset = 0, value1, value2;
NvU32 timeout;
NvU32 partID = 0xffffffff;
NvU32 index, temp;
for (i = 0; i < ObsInfoTableSize; i++)
{
if (modID == ObsInfoTable[i].modSelect)
{
partID = ObsInfoTable[i].partSelect;
break;
}
}
if (i == ObsInfoTableSize)
{
return NvError_BadParameter;
}
for(offset = 0; offset < length; offset++)
{
index = start_index + offset;
temp = NV_DRF_DEF(APB_MISC_GP, OBSCTRL, OBS_EN, ENABLE) |
NV_DRF_NUM(APB_MISC_GP, OBSCTRL, OBS_MOD_SEL, modID) |
NV_DRF_NUM(APB_MISC_GP, OBSCTRL, OBS_PART_SEL, partID) |
NV_DRF_NUM(APB_MISC_GP, OBSCTRL, OBS_SIG_SEL, index) ;
NV_REGW(rm, NvRmModuleID_Misc, 0, APB_MISC_GP_OBSCTRL_0, temp);
value1 = NV_REGR(rm, NvRmModuleID_Misc, 0, APB_MISC_GP_OBSCTRL_0);
timeout = 100;
do {
value2 = value1;
value1 = NV_REGR(rm, NvRmModuleID_Misc, 0, APB_MISC_GP_OBSDATA_0);
timeout --;
} while (value1 != value2 && timeout);
NvOsDebugPrintf("OBS bus modID 0x%x index 0x%x = value 0x%x",
modID, index, value1);
value[offset] = value1;
}
return NvSuccess;
}
volatile void* aos_UartInitT30(NvU32 portNumber, NvU32 baud_rate)
{
volatile void* pUart;
NvU32 LineControlReg;
NvU32 FifoControlReg;
NvU32 ModemControlReg;
pUart = (void*)s_UartBaseAddress[portNumber];
aos_EnableUartT30(portNumber);
aos_UartResetPortT30(portNumber);
// Select the clock source for the UART.
aos_SetUartClockSourceT30(portNumber);
// Initialize line control register: no parity, 1 stop bit, 8 data bits.
LineControlReg = NV_DRF_NUM(UART, LCR, PAR, 0)
| NV_DRF_NUM(UART, LCR, STOP, 0)
| NV_DRF_NUM(UART, LCR, WD_SIZE, 3);
NV_UART_REGW(pUart, LCR, LineControlReg);
// Setup baud rate
if (aos_UartSetBaudRateT30(portNumber, baud_rate) != NvError_Success)
{
return 0;
}
// Clear and enable the transmit and receive FIFOs.
FifoControlReg = NV_DRF_NUM(UART, IIR_FCR, TX_CLR, 1)
| NV_DRF_NUM(UART, IIR_FCR, RX_CLR, 1)
| NV_DRF_NUM(UART, IIR_FCR, FCR_EN_FIFO, 1);
NV_UART_REGW(pUart, IIR_FCR, FifoControlReg);
// Assert DTR (Data Terminal Ready) so that the other side knows we're ready.
ModemControlReg = NV_UART_REGR(pUart, MCR);
ModemControlReg |= NV_DRF_NUM(UART, MCR, DTR, 1);
NV_UART_REGW(pUart, MCR, ModemControlReg);
return pUart;
}
static void aos_UartWriteByteT30(volatile void* pUart, NvU8 ch)
{
NvU32 LineStatusReg;
// Wait for transmit buffer to be empty.
do
{
LineStatusReg = NV_UART_REGR(pUart, LSR);
} while (!(LineStatusReg & NV_DRF_NUM(UART, LSR, THRE, 1)));
// Write the character.
NV_UART_REGW(pUart, THR_DLAB_0, ch);
}
/**
* Power suspend for mouse.
*
*/
NvBool NvOdmMousePowerSuspend(NvOdmMouseDeviceHandle hDevice)
{
#if ECI_MOUSE_DISABLE_SUPPORTED
NvError e;
NvEcRequest *pRequest = hDevice->pRequest;
NvEcResponse *pResponse = hDevice->pResponse;
NvU32 Index = 0;
if (!hDevice || !pRequest || !pResponse)
return NV_FALSE;
NV_ASSERT(hDevice->hEc);
NV_ASSERT(hDevice->pRequest);
NV_ASSERT(hDevice->pResponse);
// cancel auto-receive (disables event reporting)
NVODM_PRINTF(("NvOdmMousePowerSuspend: Cancel Auto Receive\n"));
do
{
// fill up request structure
pRequest->PacketType = NvEcPacketType_Request;
pRequest->RequestType = NvEcRequestResponseType_AuxDevice;
pRequest->RequestSubtype =
((NvEcRequestResponseSubtype)
(NV_DRF_NUM(NVEC,SUBTYPE,AUX_PORT_ID,hDevice->ValidMousePorts[Index]))) |
((NvEcRequestResponseSubtype)
NvEcAuxDeviceSubtype_CancelAutoReceive);
pRequest->NumPayloadBytes = 0;
// Request to EC
e = NvEcSendRequest(hDevice->hEc, pRequest, pResponse, sizeof(*pRequest),
sizeof(*pResponse));
if (NvSuccess != e)
{
NVODMMOUSE_PRINTF(("NvOdmMousePowerSuspend: NvEcSendRequest failed !!"));
return NV_FALSE;
}
if (NvEcStatus_Success != pResponse->Status)
{
NVODMMOUSE_PRINTF(("NvOdmMousePowerSuspend: EC response failed !!"));
return NV_FALSE;
}
} while(hDevice->ValidMousePorts[++Index] != INVALID_MOUSE_PORT_ID);
#endif
NVODM_PRINTF(("NvOdmMousePowerSuspend: Exit success\n"));
return NV_TRUE;
}
NvBool
NvOdmMouseSendRequest(
NvOdmMouseDeviceHandle hDevice,
NvU32 cmd,
NvU32 ExpectedResponseSize,
NvU32 *NumPayLoad,
NvU8 *PayLoadBuf)
{
NvError e;
NvEcRequest *pRequest = hDevice->pRequest;
NvEcResponse *pResponse = hDevice->pResponse;
NvU32 Index = 0;
do
{
// fill up request structure
pRequest->PacketType = NvEcPacketType_Request;
pRequest->RequestType = NvEcRequestResponseType_AuxDevice;
pRequest->RequestSubtype =
((NvEcRequestResponseSubtype)
(NV_DRF_NUM(NVEC,SUBTYPE,AUX_PORT_ID,hDevice->ValidMousePorts[Index]))) |
((NvEcRequestResponseSubtype)
NvEcAuxDeviceSubtype_SendCommand);
pRequest->NumPayloadBytes = 2;
pRequest->Payload[0] = cmd; // set the command
pRequest->Payload[1] = ExpectedResponseSize;
// Request to EC
e = NvEcSendRequest(hDevice->hEc, pRequest, pResponse, sizeof(*pRequest),
sizeof(*pResponse));
if (NvSuccess != e)
{
NVODMMOUSE_PRINTF(("NvEcSendRequest failed !!"));
return NV_FALSE;
}
if (NvEcStatus_Success != pResponse->Status)
{
NVODMMOUSE_PRINTF(("EC response failed !!"));
return NV_FALSE;
}
// store/process the Mouse response and return to the client driver
*NumPayLoad = pResponse->NumPayloadBytes;
NvOdmOsMemcpy(PayLoadBuf, &pResponse->Payload, *NumPayLoad);
} while (hDevice->ValidMousePorts[++Index] != INVALID_MOUSE_PORT_ID);
return NV_TRUE;
}
static NvU8 aos_UartReadByteT30(volatile void* pUart)
{
NvU8 ch;
NvU32 LineStatusReg;
// Wait for some time to get the data
do
{
LineStatusReg = NV_UART_REGR(pUart, LSR);
} while (!(LineStatusReg & NV_DRF_NUM(UART, LSR, RDR, 1)));
// } while (NV_DRF_VAL(UART, LSR, RDR, LineStatusReg) != UART_LSR_0_RDR_DATA_IN_FIFO);
// Read the character.
// ch = NV_UART_REGR(pUart, RBR);
ch = NV_UART_REGR(pUart, THR_DLAB_0);
return ch;
}
void t30_UartA_Init(void)
{
NvU32 RegData;
// Initialization is responsible for correct pin mux configuration
// It also needs to wait for the correct osc frequency to be known
// IMPORTANT, there is some unspecified logic in the UART that always
// operate off PLLP_out3, mail from Robert Quan says that correct operation
// of UART without starting PLLP requires
// - to put PLLP in bypass
// - to override the PLLP_ou3 divider to be 1 (or put in bypass)
// This is done like that here to avoid any dependence on PLLP analog circuitry
// operating correctly
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_PLLP_BASE_0);
RegData |= NV_DRF_DEF(CLK_RST_CONTROLLER, PLLP_BASE, PLLP_BYPASS, ENABLE);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_PLLP_BASE_0, RegData);
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_PLLP_OUTB_0);
RegData |= NV_DRF_DEF(CLK_RST_CONTROLLER, PLLP_OUTB,
PLLP_OUT3_OVRRIDE, ENABLE);
RegData |= NV_DRF_NUM(CLK_RST_CONTROLLER,
PLLP_OUTB, PLLP_OUT3_RATIO, 0);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_PLLP_OUTB_0, RegData);
// Set up the pinmuxes to bring UARTA out on ULPI_DATA0 and ULPI_DATA1
// for T30. All alternate mappings of UARTA are set to select an input other than UARTA.
//
// UART2_RTS_N => Alternate 3 ( SPI4 instead of UA3_TXD)
// UART2_CTS_N => Alternate 3 ( SPI4 instead of UA3_TXD)
// ULPI_DATA0 =>Alternate 2 (UA3_TXD)
// ULPI_DATA1 =>Alternate 2 UA3_RXD)
// SDMMC1_DAT3 => Primary (SDMMC1_DAT3 instead of UA3_TXD)
// SDMMC1_DAT2 => Primary (SDMMC1_DAT2 instead of UA3_RXD)
// GPIO_PU0 => Alternate 2 (GMI_A6 instead of UA3_TXD)
// GPIO_PU1 => Alternate 2 (GMI_A7 instead of UA3_RXD)
// SDMMC3_CLK => Alternate 2 (SDMMC3_SCLK instead of UA3_TXD)
// SDMMC3_CMD => Alternate 2 (SDMMC3_CMD instead of UA3_RXD)
//
// Last reviewed on 08/27/2010
SET_PIN(UART2_RTS_N,PM,SPI4) ;
SET_PIN(UART2_CTS_N,PM,SPI4) ;
SET_PIN(ULPI_DATA0,PM,UARTA) ;
SET_PIN(ULPI_DATA1,PM,UARTA) ;
SET_PIN(SDMMC1_DAT3,PM,SDMMC1) ;
SET_PIN(SDMMC1_DAT2,PM,SDMMC1) ;
SET_PIN(GPIO_PU0,PM,GMI) ;
SET_PIN(GPIO_PU1,PM,GMI) ;
SET_PIN(SDMMC3_CLK, PM, SDMMC3);
SET_PIN(SDMMC3_CMD, PM, SDMMC3);
// Enable the pads.
SET_PIN(ULPI_DATA0, TRISTATE, NORMAL);
SET_PIN(ULPI_DATA1, TRISTATE, NORMAL);
// enable UART A clock, toggle reset
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_CLK_OUT_ENB_L_0);
RegData |= NV_DRF_DEF(CLK_RST_CONTROLLER, CLK_OUT_ENB_L,
CLK_ENB_UARTA, ENABLE);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_CLK_OUT_ENB_L_0, RegData);
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_RST_DEVICES_L_0);
RegData = NV_FLD_SET_DRF_DEF(CLK_RST_CONTROLLER, RST_DEVICES_L,
SWR_UARTA_RST, ENABLE, RegData);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_RST_DEVICES_L_0, RegData);
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_RST_DEVICES_L_0);
RegData = NV_FLD_SET_DRF_DEF(CLK_RST_CONTROLLER, RST_DEVICES_L,
SWR_UARTA_RST, DISABLE, RegData);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_RST_DEVICES_L_0, RegData);
// Then there is the specific set up for UART itself, including the clock configuration.
// configure at top for source & configure the divider, internal to uart for obscure reasons
// when UARTA_DIV_ENB is enable DLL/DLLM programming is not required
//.Refer to the CLK_SOURCE_UARTA reg description in arclk_rst
// UARTA_DIV_ENB is disabled as new divisor logic is not enabled on FPGA Bug #739606
NV_WRITE32(NV_ADDRESS_MAP_CAR_BASE+
CLK_RST_CONTROLLER_CLK_SOURCE_UARTA_0 ,
(CLK_RST_CONTROLLER_CLK_SOURCE_UARTA_0_UARTA_CLK_SRC_CLK_M <<
CLK_RST_CONTROLLER_CLK_SOURCE_UARTA_0_UARTA_CLK_SRC_SHIFT) |
(CLK_RST_CONTROLLER_CLK_SOURCE_UARTA_0_UARTA_DIV_ENB_DISABLE <<
CLK_RST_CONTROLLER_CLK_SOURCE_UARTA_0_UARTA_DIV_ENB_SHIFT) |
0);
}
NvBool
NvOdmMouseDeviceOpen(
NvOdmMouseDeviceHandle *hDevice)
{
NvOdmMouseDevice *hMouseDev = NULL;
NvBool ret = NV_FALSE;
NvU32 InstanceId = 0, count = 0, MousePort = 0, i = 0;
#if WAKE_FROM_MOUSE
NvError err = NvError_Success;
NvEcRequest Request = {0};
NvEcResponse Response = {0};
#endif
// Allocate memory for request type structure
hMouseDev = (NvOdmMouseDevice *)NvOdmOsAlloc(sizeof(NvOdmMouseDevice));
if (!hMouseDev)
{
ret = NV_FALSE;
NVODMMOUSE_PRINTF(("NvOdmOsAlloc failed to allocate hMouseDev!!"));
goto fail_safe;
}
NvOdmOsMemset(hMouseDev, 0, sizeof(NvOdmMouseDevice));
// open channel to the EC
if ((NvEcOpen(&hMouseDev->hEc, InstanceId)) != NvSuccess)
{
ret = NV_FALSE;
NVODMMOUSE_PRINTF(("NvEcOpen failed !!"));
goto fail_safe;
}
hMouseDev->pRequest = NULL;
hMouseDev->pResponse = NULL;
hMouseDev->pEvent = NULL;
hMouseDev->CompressionEnabled = NV_FALSE;
hMouseDev->CompressionState = 0x0;
do
{
hMouseDev->ValidMousePorts[count] = INVALID_MOUSE_PORT_ID;
count++;
} while (count <= MAX_NUM_MOUSE_PORTS);
// Allocate memory for request type structure
hMouseDev->pRequest = NvOdmOsAlloc(sizeof(NvEcRequest));
if (!hMouseDev->pRequest)
{
ret = NV_FALSE;
NVODMMOUSE_PRINTF(("NvOdmOsAlloc failed to allocate pRequest!!"));
goto fail_safe;
}
NvOdmOsMemset(hMouseDev->pRequest, 0, sizeof(NvEcRequest));
// Allocate memory for response type structure
hMouseDev->pResponse = NvOdmOsAlloc(sizeof(NvEcResponse));
if (!hMouseDev->pResponse)
{
ret = NV_FALSE;
NVODMMOUSE_PRINTF(("NvOdmOsAlloc failed to allocate pResponse!!"));
goto fail_safe;
}
NvOdmOsMemset(hMouseDev->pResponse, 0, sizeof(NvEcResponse));
// Allocate memory for event type structure
hMouseDev->pEvent = NvOdmOsAlloc(sizeof(NvEcEvent));
if (!hMouseDev->pEvent)
{
ret = NV_FALSE;
NVODMMOUSE_PRINTF(("NvOdmOsAlloc failed to allocate pEvent!!"));
goto fail_safe;
}
NvOdmOsMemset(hMouseDev->pEvent, 0, sizeof(NvEcEvent));
MousePort = MOUSE_PS2_PORT_ID_0;
count = CMD_MAX_RETRIES + 1; i = 0;
while (count--)
{
// fill up request structure
Request.PacketType = NvEcPacketType_Request;
Request.RequestType = NvEcRequestResponseType_AuxDevice;
Request.RequestSubtype =
((NvEcRequestResponseSubtype)
(NV_DRF_NUM(NVEC,SUBTYPE,AUX_PORT_ID,MousePort))) |
((NvEcRequestResponseSubtype)
NvEcAuxDeviceSubtype_SendCommand);
Request.NumPayloadBytes = 2;
Request.Payload[0] = 0xFF; // set the reset command
Request.Payload[1] = 3;
// Request to EC
err = NvEcSendRequest(hMouseDev->hEc, &Request, &Response, sizeof(Request),
sizeof(Response));
if (NvSuccess != err)
{
NVODMMOUSE_PRINTF(("NvEcSendRequest failed !!"));
break;
}
// mouse not found
if (NvEcStatus_Success != Response.Status)
{
NVODMMOUSE_PRINTF(("EC response failed !!"));
if (MousePort != MOUSE_PS2_PORT_ID_1)
{
count = CMD_MAX_RETRIES + 1;
MousePort = MOUSE_PS2_PORT_ID_1;
continue;
}
break;
}
if (Response.NumPayloadBytes != 3)
continue;
// success
if (Response.Payload[0] == 0xFA)
{
hMouseDev->ValidMousePorts[i] = MousePort;
if (MousePort != MOUSE_PS2_PORT_ID_1)
{
count = CMD_MAX_RETRIES + 1;
MousePort = MOUSE_PS2_PORT_ID_1;
i++;
continue;
}
break;
}
}
#if WAKE_FROM_MOUSE
i = 0;
do
{
/* enable mouse as wake up source */
Request.PacketType = NvEcPacketType_Request;
Request.RequestType = NvEcRequestResponseType_AuxDevice;
Request.RequestSubtype = ((NvEcRequestResponseSubtype)
(NV_DRF_NUM(NVEC,SUBTYPE,AUX_PORT_ID,hMouseDev->ValidMousePorts[i]))) |
(NvEcRequestResponseSubtype)
NvEcAuxDeviceSubtype_ConfigureWake;
Request.NumPayloadBytes = 2;
Request.Payload[0] = NVEC_AUX_DEVICE_WAKE_ENABLE_0_ACTION_ENABLE;
Request.Payload[1] = NVEC_AUX_DEVICE_EVENT_TYPE_0_ANY_EVENT_ENABLE;
err = NvEcSendRequest(
hMouseDev->hEc,
&Request,
&Response,
sizeof(Request),
sizeof(Response));
if (err != NvError_Success)
{
ret = NV_FALSE;
goto fail_safe;
}
if (Response.Status != NvEcStatus_Success)
{
ret = NV_FALSE;
goto fail_safe;
}
} while (hMouseDev->ValidMousePorts[++i] != INVALID_MOUSE_PORT_ID);
#endif
*hDevice = (NvOdmMouseDeviceHandle)hMouseDev;
ret = NV_TRUE;
return ret;
fail_safe:
NvOdmMouseDeviceClose((NvOdmMouseDeviceHandle)hMouseDev);
hMouseDev = NULL;
return ret;
}
NvBool
NvOdmMouseStartStreaming(
NvOdmMouseDeviceHandle hDevice,
NvU32 NumBytesPerSample)
{
NvError e;
NvEcRequest *pRequest = hDevice->pRequest;
NvEcResponse *pResponse = hDevice->pResponse;
NvU32 Index = 0;
if (!hDevice)
return NV_FALSE;
hDevice->NumBytesPerSample = NumBytesPerSample;
#if ENABLE_COMPRESSION
/**
* automatically enable compression if sample size is 3 bytes
*
* compression is supported only for 3-byte data packets (which is the
* common case for ps/2 mice and mouses
*
* compression reduces communication bandwidth by eliminating the first data
* byte of the packet when it hasn't changed relative to the previous
* packet. Whenever a full-sized packet is sent, the first payload byte is
* latched so that it can be inserted into an n y following compressed packets.
*/
if (NumBytesPerSample == 3)
{
do
{
// prepare Aux Device request for Set Compression
pRequest->PacketType = NvEcPacketType_Request;
pRequest->RequestType = NvEcRequestResponseType_AuxDevice;
pRequest->RequestSubtype =
((NvEcRequestResponseSubtype)
(NV_DRF_NUM(NVEC,SUBTYPE,AUX_PORT_ID,hDevice->ValidMousePorts[Index]))) |
((NvEcRequestResponseSubtype)
NvEcAuxDeviceSubtype_SetCompression);
pRequest->NumPayloadBytes = 1;
pRequest->Payload[0] = 1; // enable compression
// send request to EC
e = NvEcSendRequest(hDevice->hEc, pRequest, pResponse, sizeof(*pRequest),
sizeof(*pResponse));
if (NvSuccess != e)
{
NVODMMOUSE_PRINTF(("NvEcSendRequest (compression) failed !!"));
return NV_FALSE;
}
// check status reported by EC
if (NvEcStatus_Success != pResponse->Status)
{
NVODMMOUSE_PRINTF(("EC response (compression) failed !!"));
return NV_FALSE;
}
} while(hDevice->ValidMousePorts[++Index] != INVALID_MOUSE_PORT_ID);
hDevice->CompressionEnabled = NV_TRUE;
hDevice->CompressionState = 0x0;
}
else
{
// compression not supported due to packet size (!= 3 bytes)
hDevice->CompressionEnabled = NV_FALSE;
}
#else // ENABLE_COMPRESSION
// disable compression
hDevice->CompressionEnabled = NV_FALSE;
#endif // ENABLE_COMPRESSION
// prepare Aux Device request for Auto-Receive N Bytes
Index = 0;
do
{
pRequest->PacketType = NvEcPacketType_Request;
pRequest->RequestType = NvEcRequestResponseType_AuxDevice;
pRequest->RequestSubtype =
((NvEcRequestResponseSubtype)
(NV_DRF_NUM(NVEC,SUBTYPE,AUX_PORT_ID,hDevice->ValidMousePorts[Index]))) |
((NvEcRequestResponseSubtype)
NvEcAuxDeviceSubtype_AutoReceiveBytes);
pRequest->NumPayloadBytes = 1;
pRequest->Payload[0] = NumBytesPerSample;
// send request to EC
e = NvEcSendRequest(hDevice->hEc, pRequest, pResponse, sizeof(*pRequest),
sizeof(*pResponse));
if (NvSuccess != e)
{
NVODMMOUSE_PRINTF(("NvEcSendRequest (auto-receive) failed !!"));
return NV_FALSE;
}
// check status reported by EC
if (NvEcStatus_Success != pResponse->Status)
{
NVODMMOUSE_PRINTF(("EC response (auto-receive) failed !!"));
return NV_FALSE;
}
} while(hDevice->ValidMousePorts[++Index] != INVALID_MOUSE_PORT_ID);
return NV_TRUE;
}
static void Ap15CorePerfMonDisable(void)
{
// Disable all performance counters
NvU32 RegValue = NV_DRF_NUM(AP15_CP15, PMNC, ENABLE, 0);
MCR(p15, 0, RegValue, c15, c12, 0);
}
void t30_UartC_Init(void)
{
NvU32 RegData;
// Initialization is responsible for correct pin mux configuration
// It also needs to wait for the correct osc frequency to be known
// IMPORTANT, there is some unspecified logic in the UART that always
// operate off PLLP_out3, mail from Robert Quan says that correct operation
// of UART without starting PLLP requires
// - to put PLLP in bypass
// - to override the PLLP_ou3 divider to be 1 (or put in bypass)
// This is done like that here to avoid any dependence on PLLP analog circuitry
// operating correctly
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_PLLP_BASE_0);
RegData |= NV_DRF_DEF(CLK_RST_CONTROLLER, PLLP_BASE, PLLP_BYPASS, ENABLE);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_PLLP_BASE_0, RegData);
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_PLLP_OUTB_0);
RegData |= NV_DRF_DEF(CLK_RST_CONTROLLER, PLLP_OUTB,
PLLP_OUT3_OVRRIDE, ENABLE);
RegData |= NV_DRF_NUM(CLK_RST_CONTROLLER,
PLLP_OUTB, PLLP_OUT3_RATIO, 0);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_PLLP_OUTB_0, RegData);
// Set up the pinmuxes to bring UARTC out on uart3_txd and uart_rxd
// for oregon T30.
//
// UART3_TXD =>primary 0 (UC3_TXD)
// UART3_RXD =>primary 0(UC3_RXD)
//
SET_PIN(UART3_TXD,PM,UARTC) ;
SET_PIN(UART3_RXD,PM,UARTC) ;
// SET_PIN(UART3_CTS_N,PM,UARTC) ;
// SET_PIN(UART3_RTS_N,PM,UARTC) ;
// Enable the pads.
SET_PIN(UART3_TXD, TRISTATE, NORMAL);
SET_PIN(UART3_RXD, TRISTATE, NORMAL);
// enable UART C clock, toggle reset
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_CLK_OUT_ENB_H_0);
RegData |= NV_DRF_DEF(CLK_RST_CONTROLLER, CLK_OUT_ENB_H,
CLK_ENB_UARTC, ENABLE);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_CLK_OUT_ENB_H_0, RegData);
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_RST_DEVICES_H_0);
RegData = NV_FLD_SET_DRF_DEF(CLK_RST_CONTROLLER, RST_DEVICES_H,
SWR_UARTC_RST, ENABLE, RegData);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_RST_DEVICES_H_0, RegData);
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_RST_DEVICES_H_0);
RegData = NV_FLD_SET_DRF_DEF(CLK_RST_CONTROLLER, RST_DEVICES_H,
SWR_UARTC_RST, DISABLE, RegData);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_RST_DEVICES_H_0, RegData);
// Then there is the specific set up for UART itself, including the clock configuration.
// configure at top for source & configure the divider, internal to uart for obscure reasons
// when UARTC_DIV_ENB is enable DLL/DLLM programming is not required
//.Refer to the CLK_SOURCE_UARTD reg description in arclk_rst
// UARTD_DIV_ENB is disabled as new divisor logic is not enabled on FPGA Bug #739606
#if 0
NV_WRITE32(NV_ADDRESS_MAP_CAR_BASE+
CLK_RST_CONTROLLER_CLK_SOURCE_UARTD_0 ,
(CLK_RST_CONTROLLER_CLK_SOURCE_UARTD_0_UARTD_CLK_SRC_CLK_M <<
CLK_RST_CONTROLLER_CLK_SOURCE_UARTD_0_UARTD_CLK_SRC_SHIFT) |
(CLK_RST_CONTROLLER_CLK_SOURCE_UARTD_0_UARTD_DIV_ENB_DISABLE <<
CLK_RST_CONTROLLER_CLK_SOURCE_UARTD_0_UARTD_DIV_ENB_SHIFT) |
0);
#endif
}
void t30_UartD_Init(void)
{
NvU32 RegData;
// Initialization is responsible for correct pin mux configuration
// It also needs to wait for the correct osc frequency to be known
// IMPORTANT, there is some unspecified logic in the UART that always
// operate off PLLP_out3, mail from Robert Quan says that correct operation
// of UART without starting PLLP requires
// - to put PLLP in bypass
// - to override the PLLP_ou3 divider to be 1 (or put in bypass)
// This is done like that here to avoid any dependence on PLLP analog circuitry
// operating correctly
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_PLLP_BASE_0);
RegData |= NV_DRF_DEF(CLK_RST_CONTROLLER, PLLP_BASE, PLLP_BYPASS, ENABLE);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_PLLP_BASE_0, RegData);
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_PLLP_OUTB_0);
RegData |= NV_DRF_DEF(CLK_RST_CONTROLLER, PLLP_OUTB,
PLLP_OUT3_OVRRIDE, ENABLE);
RegData |= NV_DRF_NUM(CLK_RST_CONTROLLER,
PLLP_OUTB, PLLP_OUT3_RATIO, 0);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_PLLP_OUTB_0, RegData);
// Set up the pinmuxes to bring UARTD out on ULPI_clk and ULPI_dir
// for waluigi T30. All alternate mappings of UARTD are set to select an input other than UARTD.
//
// GMI_AD16 => Alternate 1 ( SPI4 instead of UD3_TXD)
// GMI_AD17 => Alternate 1 ( SPI4 instead of UD3_RXD)
// ULPI_CLK =>Alternate 2 (UD3_TXD)
// ULPI_DIR =>Alternate 2 UD3_RXD)
//
// Last reviewed on 08/27/2010
SET_PIN(GMI_A16,PM,SPI4) ;
SET_PIN(GMI_A17,PM,SPI4) ;
SET_PIN(ULPI_CLK,PM,UARTD) ;
SET_PIN(ULPI_DIR,PM,UARTD) ;
// Enable the pads.
SET_PIN(ULPI_CLK, TRISTATE, NORMAL);
SET_PIN(ULPI_DIR, TRISTATE, NORMAL);
// enable UART D clock, toggle reset
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_CLK_OUT_ENB_U_0);
RegData |= NV_DRF_DEF(CLK_RST_CONTROLLER, CLK_OUT_ENB_U,
CLK_ENB_UARTD, ENABLE);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_CLK_OUT_ENB_U_0, RegData);
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_RST_DEVICES_U_0);
RegData = NV_FLD_SET_DRF_DEF(CLK_RST_CONTROLLER, RST_DEVICES_U,
SWR_UARTD_RST, ENABLE, RegData);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_RST_DEVICES_U_0, RegData);
RegData = NV_READ32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_RST_DEVICES_U_0);
RegData = NV_FLD_SET_DRF_DEF(CLK_RST_CONTROLLER, RST_DEVICES_U,
SWR_UARTD_RST, DISABLE, RegData);
NV_WRITE32(NV_ADDRESS_MAP_PPSB_CLK_RST_BASE +
CLK_RST_CONTROLLER_RST_DEVICES_U_0, RegData);
// Then there is the specific set up for UART itself, including the clock configuration.
// configure at top for source & configure the divider, internal to uart for obscure reasons
// when UARTD_DIV_ENB is enable DLL/DLLM programming is not required
//.Refer to the CLK_SOURCE_UARTD reg description in arclk_rst
// UARTD_DIV_ENB is disabled as new divisor logic is not enabled on FPGA Bug #739606
#if 0
NV_WRITE32(NV_ADDRESS_MAP_CAR_BASE+
CLK_RST_CONTROLLER_CLK_SOURCE_UARTD_0 ,
(CLK_RST_CONTROLLER_CLK_SOURCE_UARTD_0_UARTD_CLK_SRC_CLK_M <<
CLK_RST_CONTROLLER_CLK_SOURCE_UARTD_0_UARTD_CLK_SRC_SHIFT) |
(CLK_RST_CONTROLLER_CLK_SOURCE_UARTD_0_UARTD_DIV_ENB_DISABLE <<
CLK_RST_CONTROLLER_CLK_SOURCE_UARTD_0_UARTD_DIV_ENB_SHIFT) |
0);
#endif
}
NvBool
NvOdmMouseReset(NvOdmMouseDeviceHandle hDevice)
{
NvError err = NvError_Success;
NvEcRequest Request = {0};
NvEcResponse Response = {0};
NvU32 count = 0, MousePort = 0, i = 0;
NvBool ret = NV_FALSE;
NvOdmMouseDevice *hMouseDev = (NvOdmMouseDevice *)hDevice;
MousePort = MOUSE_PS2_PORT_ID_0;
count = CMD_MAX_RETRIES + 1;
while ((ret==NV_FALSE) && (count--))
{
// fill up request structure
Request.PacketType = NvEcPacketType_Request;
Request.RequestType = NvEcRequestResponseType_AuxDevice;
Request.RequestSubtype =
((NvEcRequestResponseSubtype)
(NV_DRF_NUM(NVEC,SUBTYPE,AUX_PORT_ID, MousePort))) |
((NvEcRequestResponseSubtype)NvEcAuxDeviceSubtype_SendCommand);
Request.NumPayloadBytes = 2;
Request.Payload[0] = 0xFF; // set the reset command
Request.Payload[1] = 3;
// Request to EC
err = NvEcSendRequest(hMouseDev->hEc, &Request,
&Response, sizeof(Request), sizeof(Response));
if (NvSuccess != err)
{
//NVODMMOUSE_PRINTF(("NvEcSendRequest failed !!"));
NvOsDebugPrintf("NvEcSendRequest failed !!\n");
NvOsWaitUS(100000);
continue;
}
// mouse not found
if (NvEcStatus_Success != Response.Status)
{
//NVODMMOUSE_PRINTF(("EC response failed !!"));
NvOsDebugPrintf("EC response failed !!\n");
//if (MousePort != MOUSE_PS2_PORT_ID_1)
//{
// count = CMD_MAX_RETRIES + 1;
// MousePort = MOUSE_PS2_PORT_ID_1;
//}
NvOsWaitUS(100000);
continue;
}
if (Response.NumPayloadBytes != 3)
continue;
// success
if (Response.Payload[0] == 0xFA)
{
ret = NV_TRUE; // at lease one Mouse found!
hMouseDev->ValidMousePorts[i] = MousePort;
//if (MousePort != MOUSE_PS2_PORT_ID_1)
//{
// count = CMD_MAX_RETRIES + 1;
// MousePort = MOUSE_PS2_PORT_ID_1;
// i++;
// continue;
//}
}
}
return ret;
}
