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Diffstat (limited to 'SrcShared/Hardware/EmRegsVZVisorEdge.cpp')
| -rw-r--r-- | SrcShared/Hardware/EmRegsVZVisorEdge.cpp | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/SrcShared/Hardware/EmRegsVZVisorEdge.cpp b/SrcShared/Hardware/EmRegsVZVisorEdge.cpp new file mode 100644 index 0000000..2717990 --- /dev/null +++ b/SrcShared/Hardware/EmRegsVZVisorEdge.cpp @@ -0,0 +1,166 @@ +/* -*- mode: C++; tab-width: 4 -*- */ +/* ===================================================================== *\ + Copyright (c) 2001 Palm, Inc. or its subsidiaries. + All rights reserved. + + This file is part of the Palm OS Emulator. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. +\* ===================================================================== */ + +#include "EmCommon.h" +#include "EmRegsEZVisor.h" +#include "EmRegsVZVisorEdge.h" +#include "EmRegsVZPrv.h" + + +// Implementation of register-handling for Visor Edge. Visor Edge is derived +// from Visor Platinum with the following differences: +// - key setup is identical to Visor Prism +// - "LCD Enable On" pin is in a different location +// - backlight pin is active high and in different place + + +/************************************************************************ + * Port B Bit settings + ************************************************************************/ +#define hwrVisorEdgePortBLCDVccOff 0x08 // (L) LCD Vcc +#define hwrVisorEdgePortBLCDAdjOn 0x40 // (H) LCD Contrast Voltage + + +/************************************************************************ + * Port C Bit settings + ************************************************************************/ + + +/************************************************************************ + * Port D Bit settings + ************************************************************************/ +#define hwrVisorEdgePortDKbdCol0On 0x01 // (H) Keyboard Column 0 +#define hwrVisorEdgePortDKbdCol1On 0x02 // (H) Keyboard Column 1 +#define hwrVisorEdgePortDKbdCol2On 0x04 // (H) Keyboard Column 2 + +#define hwrVisorEdgePortDExtPowerOn 0x08 // (H) External power indicator + +#define hwrVisorEdgePortDDock1IrqOff 0x10 // (L) Dock1 interrupt +#define hwrVisorEdgePortDSlotIrqOff 0x20 // (L) Slot Interrupt +#define hwrVisorEdgePortDUsbIrqOff 0x40 // (L) USB Interrupt +#define hwrVisorEdgePortDCardInstIrqOff 0x80 // (L) Card Installed Interrupt + +#define hwrVisorEdgePortDKeyBits 0x07 // (H) All Keyboard Columns + + +/************************************************************************ + * Port E Bit settings + ************************************************************************/ +#define hwrVisorEdgePortESerialTxD 0x20 // ( ) Serial transmit line +#define hwrVisorEdgePortESlotResetOff 0x40 // (L) Slot reset +#define hwrVisorEdgePortEDock2Off 0x80 // (L) Dock2 input + + +/************************************************************************ + * Port F Bit settings + ************************************************************************/ +#define hwrVisorEdgePortFContrast 0x01 // ( ) LCD Contrast PWM output +#define hwrVisorEdgePortFIREnableOff 0x04 // (L) Shutdown IR +#define hwrVisorEdgePortFUsbCsOff 0x80 // (L) USB chip select + + +/************************************************************************ + * Port G Bit settings + ************************************************************************/ +#define hwrVisorEdgePortGUnused0 0x01 // ( ) unused GPIO (after reset) +#define hwrVisorEdgePortGUsbSuspend 0x02 // (X) USB Suspend bit - Output low for active + // - Input for suspend +#define hwrVisorEdgePortGPowerFailIrqOff 0x04 // (L) Power Fail IRQ +#define hwrVisorEdgePortGKbdRow0 0x08 // (H) Keyboard Row 0 +#define hwrVisorEdgePortGKbdRow1 0x10 // (H) Keyboard Row 1 +#define hwrVisorEdgePortGAdcCsOff 0x20 // (L) A/D Select + + +/************************************************************************ + * Port J Bit settings + ************************************************************************/ +#define hwrVisorEdgePortJUnused0 0x01 // (X) unused GPIO +#define hwrVisorEdgePortJUnused1 0x02 // (X) unused GPIO +#define hwrVisorEdgePortJUnused2 0x04 // (X) unused GPIO +#define hwrVisorEdgePortJUnused3 0x08 // (X) unused GPIO +#define hwrVisorEdgePortJSerial2RxD 0x10 // ( ) Serial (UART2) recieve line +#define hwrVisorEdgePortJSerial2TxD 0x20 // ( ) Serial (UART2) transmit line +#define hwrVisorEdgePortJSerial2Rts 0x40 // ( ) Serial (UART2) RTS +#define hwrVisorEdgePortJSerial2Cts 0x80 // ( ) Serial (UART2) CTS + + +/************************************************************************ + * Port K Bit settings + ************************************************************************/ +#define hwrVisorEdgePortKUnused0 0x01 // (X) unused GPIO +#define hwrVisorEdgePortKKbdRow2 0x02 // (H) Keyboard Row 2 +#define hwrVisorEdgePortKUnused2 0x04 // (X) unused GPIO +#define hwrVisorEdgePortKUnused3 0x08 // (X) unused GPIO + +#define hwrVisorEdgePortKLedOn 0x10 // (L) Turn on LED +#define hwrVisorEdgePortKLCDEnableOn 0x20 // (L) Shutdown IR +#define hwrVisorEdgePortKBacklightOn 0x40 // (H) Backlight on/off +#define hwrVisorEdgePortKUsbResetOff 0x80 // (L) USB reset + + +/************************************************************************ + * Port M Bit settings + ************************************************************************/ + +#define hwrVisorEdgePortMChargerOff 0x01 // (L) Assert (drive low) to enable + // charger. Deassert for 1ms + // to restart charger +#define hwrVisorEdgePortMChargerOn 0x04 // (H) Assert (drive high) to enable + // charger. Deassert for 1ms + // to restart charger + + +// --------------------------------------------------------------------------- +// ¥ EmRegsVZVisorEdge::GetLCDScreenOn +// --------------------------------------------------------------------------- + +Bool EmRegsVZVisorEdge::GetLCDScreenOn (void) +{ + return (READ_REGISTER (portKData) & hwrVisorEdgePortKLCDEnableOn) != 0; +} + + +// --------------------------------------------------------------------------- +// ¥ EmRegsVZVisorEdge::GetLCDBacklightOn +// --------------------------------------------------------------------------- + +Bool EmRegsVZVisorEdge::GetLCDBacklightOn (void) +{ + return (READ_REGISTER (portKData) & hwrVisorEdgePortKBacklightOn) != 0; +} + + +// --------------------------------------------------------------------------- +// ¥ EmRegsVZVisorEdge::GetKeyInfo +// --------------------------------------------------------------------------- + +void EmRegsVZVisorEdge::GetKeyInfo (int* numRows, int* numCols, + uint16* keyMap, Bool* rows) +{ + *numRows = kNumButtonRows; + *numCols = kNumButtonCols; + + memcpy (keyMap, kVisorButtonMap, sizeof (kVisorButtonMap)); + + // Determine what row is being asked for. + + UInt8 portKDir = READ_REGISTER (portKDir); + UInt8 portKData = READ_REGISTER (portKData); + + UInt8 portGDir = READ_REGISTER (portGDir); + UInt8 portGData = READ_REGISTER (portGData); + + rows[0] = (portGDir & hwrVisorEdgePortGKbdRow0) != 0 && (portGData & hwrVisorEdgePortGKbdRow0) == 0; + rows[1] = (portGDir & hwrVisorEdgePortGKbdRow1) != 0 && (portGData & hwrVisorEdgePortGKbdRow1) == 0; + rows[2] = (portKDir & hwrVisorEdgePortKKbdRow2) != 0 && (portKData & hwrVisorEdgePortKKbdRow2) == 0; +} |