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/* -*- mode: C++; tab-width: 4 -*- */
/* ===================================================================== *\
Copyright (c) 2000-2001 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 "EmRegsVZPalmM500.h"
#include "EmRegsVZPrv.h"
#include "EmSPISlaveADS784x.h" // EmSPISlaveADS784x
#define hwrVZPortBALARM_LED 0x40 // (L) Alarm LED
#define hwrVZPortDSpi1Card 0x20 // (-) SPI #1, slot 0, SD/MMC Card Detect EOR Wake EOR Ready (aka IRQ2)
#define hwrVZPortDPowerFail 0x80 // (L) Power Fail interrupt (aka IRQ6)
#define hwrVZPortGEL_ON 0x02 // (L) EL_ON
#define hwrVZPortGADC_CS_N 0x04 // (H) ADC_CS#
#define hwrVZPortG232_SHDN_N 0x08 // (L) 232_SHDN#
#define hwrVZPortKLCDOn 0x02 // (-) LCD_DISP_ON (RW#)
#define hwrVZPortKAC_PWR_N 0x04 // (-) AC_PWR# (LDS#)
#define hwrVZPortKVibeEn 0x10 // (-) VIBE_EN
#define hwrVZPortKKbdRow0 0x20 // (H) Keyboard Row 0
#define hwrVZPortKKbdRow1 0x40 // (H) Keyboard Row 1
#define hwrVZPortKKbdRow2 0x80 // (H) Keyboard Row 2
#define hwrVZPortMIR_SD 0x20 // (L) Infrared Shut-down
const int kNumButtonRows = 3;
const int kNumButtonCols = 4;
const uint16 kGenericMonoMap[kNumButtonRows][kNumButtonCols] =
{
{ keyBitHard1, keyBitHard2, keyBitHard3, keyBitHard4 },
{ keyBitPageUp, keyBitPageDown, 0, 0 },
{ keyBitPower, keyBitContrast, keyBitHard2, 0 }
};
// ---------------------------------------------------------------------------
// ¥ EmRegsVZPalmM500::EmRegsVZPalmM500
// ---------------------------------------------------------------------------
EmRegsVZPalmM500::EmRegsVZPalmM500 (void) :
EmRegsVZ (),
fSPISlaveADC (new EmSPISlaveADS784x (kChannelSet1))
{
}
// ---------------------------------------------------------------------------
// ¥ EmRegsVZPalmM500::~EmRegsVZPalmM500
// ---------------------------------------------------------------------------
EmRegsVZPalmM500::~EmRegsVZPalmM500 (void)
{
delete fSPISlaveADC;
}
// ---------------------------------------------------------------------------
// ¥ EmRegsVZPalmM500::GetLCDScreenOn
// ---------------------------------------------------------------------------
Bool EmRegsVZPalmM500::GetLCDScreenOn (void)
{
return (READ_REGISTER (portKData) & hwrVZPortKLCDOn) != 0;
}
// ---------------------------------------------------------------------------
// ¥ EmRegsVZPalmM500::GetLCDBacklightOn
// ---------------------------------------------------------------------------
Bool EmRegsVZPalmM500::GetLCDBacklightOn (void)
{
return (READ_REGISTER (portGData) & hwrVZPortGEL_ON) != 0;
}
// ---------------------------------------------------------------------------
// ¥ EmRegsVZPalmM500::GetLineDriverState
// ---------------------------------------------------------------------------
// Return whether or not the line drivers for the given object are open or
// closed.
Bool EmRegsVZPalmM500::GetLineDriverState (EmUARTDeviceType type)
{
if (type == kUARTSerial)
return (READ_REGISTER (portGData) & hwrVZPortG232_SHDN_N) != 0;
if (type == kUARTIR)
return (READ_REGISTER (portMData) & hwrVZPortMIR_SD) == 0;
if (type == kUARTMystery)
return true;
return false;
}
// ---------------------------------------------------------------------------
// ¥ EmRegsVZPalmM500::GetUARTDevice
// ---------------------------------------------------------------------------
// Return what sort of device is hooked up to the given UART.
EmUARTDeviceType EmRegsVZPalmM500::GetUARTDevice (int uartNum)
{
Bool serEnabled = this->GetLineDriverState (kUARTSerial);
Bool irEnabled = this->GetLineDriverState (kUARTIR);
// It's probably an error to have them both enabled at the same
// time. !!! TBD: make this an error message.
EmAssert (!(serEnabled && irEnabled));
/*
From Michael Cortopassi:
UART 1 for IRda
UART 2 for hotsync
*/
if (uartNum == 0)
{
if (irEnabled)
return kUARTIR;
}
else if (uartNum == 1)
{
if (serEnabled)
return kUARTSerial;
}
return kUARTNone;
}
// ---------------------------------------------------------------------------
// ¥ EmRegsVZPalmM500::GetVibrateOn
// ---------------------------------------------------------------------------
Bool EmRegsVZPalmM500::GetVibrateOn (void)
{
return (READ_REGISTER (portKData) & hwrVZPortKVibeEn) != 0;
}
// ---------------------------------------------------------------------------
// ¥ EmRegsVZPalmM500::GetLEDState
// ---------------------------------------------------------------------------
uint16 EmRegsVZPalmM500::GetLEDState (void)
{
uint16 result = kLEDOff;
UInt8 portBData = READ_REGISTER (portBData);
if (portBData & hwrVZPortBALARM_LED)
result |= kLEDGreen;
return result;
}
// ---------------------------------------------------------------------------
// ¥ EmRegsVZPalmM500::GetPortInputValue
// ---------------------------------------------------------------------------
// Return the GPIO values for the pins on the port. These values are used
// if the select pins are high.
uint8 EmRegsVZPalmM500::GetPortInputValue (int port)
{
uint8 result = EmRegsVZ::GetPortInputValue (port);
if (port == 'K')
{
// Make sure hwrVZPortKAC_PWR_N is set, or the dock-status routines
// will report that we're powered (even if we aren't docked!).
result |= hwrVZPortKAC_PWR_N;
}
return result;
}
// ---------------------------------------------------------------------------
// ¥ EmRegsVZPalmM500::GetPortInternalValue
// ---------------------------------------------------------------------------
// Return the dedicated values for the pins on the port. These values are
// used if the select pins are low.
uint8 EmRegsVZPalmM500::GetPortInternalValue (int port)
{
uint8 result = EmRegsVZ::GetPortInternalValue (port);
if (port == 'D')
{
// Make sure that hwrVZPortDPowerFail is set. If it's clear,
// the battery code will make the device go to sleep immediately.
//
// Also make sure that hwrVZPortDSpi1Card is set. If it's clear,
// the slot driver will think there's a card installed and will try querying it.
result |= hwrVZPortDPowerFail | hwrVZPortDSpi1Card;
}
return result;
}
// ---------------------------------------------------------------------------
// ¥ EmRegsVZPalmM500::GetKeyInfo
// ---------------------------------------------------------------------------
void EmRegsVZPalmM500::GetKeyInfo (int* numRows, int* numCols,
uint16* keyMap, Bool* rows)
{
*numRows = kNumButtonRows;
*numCols = kNumButtonCols;
memcpy (keyMap, kGenericMonoMap, sizeof (kGenericMonoMap));
// Determine what row is being asked for.
UInt8 portKDir = READ_REGISTER (portKDir);
UInt8 portKData = READ_REGISTER (portKData);
rows[0] = (portKDir & hwrVZPortKKbdRow0) != 0 && (portKData & hwrVZPortKKbdRow0) == 0;
rows[1] = (portKDir & hwrVZPortKKbdRow1) != 0 && (portKData & hwrVZPortKKbdRow1) == 0;
rows[2] = (portKDir & hwrVZPortKKbdRow2) != 0 && (portKData & hwrVZPortKKbdRow2) == 0;
}
// ---------------------------------------------------------------------------
// ¥ EmRegsVZPalmM500::GetSPISlave
// ---------------------------------------------------------------------------
EmSPISlave* EmRegsVZPalmM500::GetSPISlave (void)
{
if ((READ_REGISTER (portGData) & hwrVZPortGADC_CS_N) == 0)
{
return fSPISlaveADC;
}
return NULL;
}
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