+/*
+ * This file is part of the Palacios Virtual Machine Monitor developed
+ * by the V3VEE Project with funding from the United States National
+ * Science Foundation and the Department of Energy.
+ *
+ * The V3VEE Project is a joint project between Northwestern University
+ * and the University of New Mexico. You can find out more at
+ * http://www.v3vee.org
+ *
+ * Copyright (c) 2008, Peter Dinda <pdinda@northwestern.edu>
+ * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org>
+ * All rights reserved.
+ *
+ * Author: Peter Dinda <pdinda@northwestern.edu>
+ *
+ * This is free software. You are permitted to use,
+ * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
+ */
+
#include <devices/keyboard.h>
-#include <geekos/io.h>
#include <palacios/vmm.h>
#include <palacios/vmm_types.h>
-#define KEYBOARD_DEBUG 1
-
-#define KEYBOARD_DEBUG_80H 1
-#if KEYBOARD_DEBUG
-#define KEYBOARD_DEBUG_PRINT(first, rest...) PrintDebug(first, ##rest)
-#else
-#define KEYBOARD_DEBUG_PRINT(first, rest...)
+#ifndef DEBUG_KEYBOARD
+#undef PrintDebug
+#define PrintDebug(fmt, args...)
#endif
+#define KEYBOARD_DEBUG_80H 0
+
+
#define KEYBOARD_60H 0x60 // keyboard microcontroller
#define KEYBOARD_64H 0x64 // onboard microcontroller
#define KEYBOARD_DELAY_80H 0x80 // written for timing
#define KEYBOARD_IRQ 0x1
+#define MOUSE_IRQ 0xc
// extract bits for status byte
#define INPUT_KBD_INHIBIT 0x80 // 1=inhibit keyboard ?
+// for queue operations
#define QUEUE 0
#define OVERWRITE 1
+
+// for queue operations - whether it's data or cmd waiting on 60h
#define DATA 0
#define COMMAND 1
+// for queue operations - whether this is keyboard or mouse data on 60h
+#define KEYBOARD 0
+#define MOUSE 1
+
+
-// The currently targetted keyboard
-static struct vm_device *thekeyboard = NULL;
+//#define QUEUE_SIZE 32
struct keyboard_internal {
// after having a d4 sent to 64
// we wait for a new output byte on 60
// then send it to the mouse
- WRITING_MOUSE_CMD,
+ IN_MOUSE,
} state;
-
+ enum {
+ // after receiving a mouse command 0f 0xff
+ // we return the ack and then the next thing will be the
+ // bat code (aa - success)
+ RESET1,
+ // followed by the device id (00 - mouse)
+ RESET2,
+ // Then it goes into stream mode
+ STREAM1, //
+ STREAM2, //
+ STREAM3, // for each of the following bytes in mouse_packet
+ // this is used for setting sample rate
+ SAMPLE1,
+ // this is used for getting device id
+ DEVICE1,
+ // just like the stream moes
+ REMOTE1,
+ REMOTE2,
+ REMOTE3,
+ // For getting status info
+ STATUS1,
+ STATUS2,
+ STATUS3,
+ // set resolution
+ SETRES1,
+ } mouse_state;
+
+
+ uchar_t wrap;
+ uchar_t mouse_packet[3]; // byte 1: y over, xover, y sign, x sign, 1, middle, right, left
+ // byte 2: x movement
+ // byte 3: y movement
+
+ uchar_t mouse_needs_ack; //
+ uchar_t mouse_done_after_ack;
+
uchar_t cmd_byte; // for keyboard uC - read/written
// via read/write cmd byte command
uchar_t status_byte; // for on-board uC - read via 64h
// Data for 8042
uchar_t input_queue; //
uint_t input_queue_len; //
+ //uint_t input_queue_read;
+ //uint_t input_queue_write;
// Data for system
uchar_t output_queue; //
uint_t output_queue_len; //
+ //uint_t output_queue_read;
+ //uint_t output_queue_write;
+
+
};
// push item onto outputqueue, optionally overwriting if there is no room
// returns 0 if successful
//
-static int PushToOutputQueue(struct vm_device *dev, uchar_t value, uchar_t overwrite, uchar_t cmd)
+static int PushToOutputQueue(struct vm_device * dev, uchar_t value, uchar_t overwrite, uchar_t cmd, uchar_t mouse)
{
struct keyboard_internal *state = (struct keyboard_internal *)(dev->private_data);
if ((state->output_queue_len == 0) || overwrite) {
-
+
state->output_queue = value;
state->output_queue_len = 1;
- state->status_byte |= STATUS_OUTPUT_BUFFER_FULL;
if (cmd) {
state->status_byte |= STATUS_COMMAND_DATA_AVAIL;
} else {
state->status_byte &= ~STATUS_COMMAND_DATA_AVAIL;
}
+
+ if (mouse) {
+ state->status_byte |= STATUS_MOUSE_BUFFER_FULL;
+ }
+ {
+ state->status_byte |= STATUS_OUTPUT_BUFFER_FULL;
+ }
+
return 0;
+
} else {
- KEYBOARD_DEBUG_PRINT("keyboard: PushToOutputQueue Failed - Queue Full\n");
+ PrintError("keyboard: PushToOutputQueue Failed - Queue Full\n");
return -1;
}
}
// pull item from outputqueue
// returns 0 if successful
//
-static int PullFromOutputQueue(struct vm_device *dev, uchar_t *value)
+static int PullFromOutputQueue(struct vm_device * dev, uchar_t * value)
{
struct keyboard_internal *state = (struct keyboard_internal *)(dev->private_data);
- if (state->output_queue_len == 1) {
+ if (1 || (state->output_queue_len == 1)) {
*value = state->output_queue;
state->output_queue_len = 0;
- state->status_byte &= ~STATUS_OUTPUT_BUFFER_FULL;
-
+
+ if (state->status_byte & STATUS_OUTPUT_BUFFER_FULL) {
+ state->status_byte &= ~STATUS_OUTPUT_BUFFER_FULL;
+ }
+
+ if (state->status_byte & STATUS_MOUSE_BUFFER_FULL) {
+ state->status_byte &= ~STATUS_MOUSE_BUFFER_FULL;
+ }
+
if (state->status_byte & STATUS_COMMAND_DATA_AVAIL) {
state->status_byte &= ~STATUS_COMMAND_DATA_AVAIL;
} // reset to data
-
+
+
return 0;
} else {
- KEYBOARD_DEBUG_PRINT("keyboard: PullFromOutputQueue Failed - Queue Empty\n");
+ PrintError("keyboard: PullFromOutputQueue Failed - Queue Empty\n");
return -1;
}
}
// push item onto inputqueue, optionally overwriting if there is no room
// returns 0 if successful
//
-static int PushToInputQueue(struct vm_device *dev, uchar_t value, uchar_t overwrite)
+static int PushToInputQueue(struct vm_device * dev, uchar_t value, uchar_t overwrite)
{
struct keyboard_internal *state = (struct keyboard_internal *)(dev->private_data);
return 0;
} else {
- KEYBOARD_DEBUG_PRINT("keyboard: PushToOutputQueue Failed - Queue Full\n");
+ PrintError("keyboard: PushToOutputQueue Failed - Queue Full\n");
return -1;
}
}
//
static int PullFromInputQueue(struct vm_device *dev, uchar_t *value)
{
- struct keyboard_internal *state = (struct keyboard_internal *)(dev->private_data);
+ struct keyboard_internal * state = (struct keyboard_internal *)(dev->private_data);
if (state->input_queue_len == 1) {
return 0;
} else {
- KEYBOARD_DEBUG_PRINT("keyboard: PullFromInputQueue Failed - Queue Empty\n");
-
+ PrintError("keyboard: PullFromInputQueue Failed - Queue Empty\n");
return -1;
}
}
#endif
-static struct vm_device *demultiplex_injected_key(uchar_t status, uchar_t scancode)
-{
- // this currently does nothing
- return thekeyboard;
+
+
+
+static int keyboard_interrupt(struct vm_device * dev, uint_t irq) {
+ PrintDebug("keyboard: interrupt 0x%x\n", irq);
+
+ v3_raise_irq(dev->vm, irq);
+
+ return 0;
+
}
-int keyboard_interrupt(uint_t irq, struct vm_device * dev);
-void deliver_key_to_vmm(uchar_t status, uchar_t scancode)
-{
- struct vm_device *dev = demultiplex_injected_key(status, scancode);
+
+static int key_event_handler(struct guest_info * info,
+ struct v3_keyboard_event * evt,
+ void * private_data) {
+ struct vm_device * dev = (struct vm_device *)private_data;
struct keyboard_internal *state = (struct keyboard_internal *)(dev->private_data);
- KEYBOARD_DEBUG_PRINT("keyboard: injected status 0x%x, and scancode 0x%x\n", status, scancode);
+ PrintDebug("keyboard: injected status 0x%x, and scancode 0x%x\n", evt->status, evt->scan_code);
if ( (state->status_byte & STATUS_ENABLED) // onboard is enabled
&& (!(state->cmd_byte & CMD_DISABLE)) ) { // keyboard is enabled
+
+ PushToOutputQueue(dev, evt->scan_code, OVERWRITE, DATA, KEYBOARD);
+
+ if (state->cmd_byte & CMD_INTR) {
+ keyboard_interrupt(dev, KEYBOARD_IRQ);
+ }
+ }
+
+ return 0;
+}
- PushToOutputQueue(dev, scancode, OVERWRITE, DATA);
- if (state->cmd_byte & CMD_INTR) {
- keyboard_interrupt(KEYBOARD_IRQ, dev);
+static int mouse_event_handler(struct guest_info * info,
+ struct v3_mouse_event * evt,
+ void * private_data) {
+ struct vm_device * dev = (struct vm_device *)private_data;
+ struct keyboard_internal * state = (struct keyboard_internal *)(dev->private_data);
+
+ PrintDebug("keyboard: injected mouse packet 0x %x %x %x\n",
+ evt->data[0], evt->data[1], evt->data[2]);
+
+ memcpy(state->mouse_packet, evt->data, 3);
+
+ state->status_byte |= STATUS_MOUSE_BUFFER_FULL;
+
+
+ switch (state->mouse_state) {
+ case STREAM1:
+ case STREAM2:
+ case STREAM3:
+ if (!(state->cmd_byte & CMD_MOUSE_DISABLE)) {
+ keyboard_interrupt(dev, MOUSE_IRQ);
}
-
+ break;
+ default:
+ return -1;
+ break;
}
+
+ return 0;
}
-int keyboard_reset_device(struct vm_device * dev)
+
+static int keyboard_reset_device(struct vm_device * dev)
{
struct keyboard_internal *data = (struct keyboard_internal *)(dev->private_data);
memset(data, 0, sizeof(struct keyboard_internal));
- data->cmd_byte =
- CMD_INTR // interrupts on
+ data->state = NORMAL;
+ data->mouse_state = STREAM1;
+
+ data->cmd_byte =
+ CMD_INTR // interrupts on
| CMD_MOUSE_INTR // mouse interupts on
| CMD_SYSTEM ; // self test passed
// PS2, keyboard+mouse enabled, generic translation
data->status_byte =
- STATUS_SYSTEM // self-tests passed
+ STATUS_SYSTEM // self-tests passed
| STATUS_ENABLED ; // keyboard ready
// buffers empty, no errors
data->output_byte = 0; // ?
- data->input_byte =
- INPUT_RAM ; // we have some
- // also display=color, jumper 0, keyboard enabled
+ data->input_byte = INPUT_RAM; // we have some
+ // also display=color, jumper 0, keyboard enabled
+
+
- KEYBOARD_DEBUG_PRINT("keyboard: reset device\n");
+ PrintDebug("keyboard: reset device\n");
return 0;
-int keyboard_start_device(struct vm_device *dev)
+static int keyboard_start_device(struct vm_device *dev)
{
- KEYBOARD_DEBUG_PRINT("keyboard: start device\n");
+ PrintDebug("keyboard: start device\n");
return 0;
}
-int keyboard_stop_device(struct vm_device *dev)
+static int keyboard_stop_device(struct vm_device *dev)
{
- KEYBOARD_DEBUG_PRINT("keyboard: stop device\n");
+ PrintDebug("keyboard: stop device\n");
return 0;
}
+static int mouse_read_input(struct vm_device *dev)
+{
+ struct keyboard_internal *state = (struct keyboard_internal *)(dev->private_data);
+
+ if (state->mouse_needs_ack) {
+ state->mouse_needs_ack = 0;
+
+ // the ack has been stuffed previously
+ if (state->mouse_done_after_ack) {
+ return 1;
+ } else {
+ return 0;
+ }
+ }
+
+ switch (state->mouse_state) {
+
+ case RESET1: // requesting the BAT code
+ PushToOutputQueue(dev, 0xaa, OVERWRITE, DATA, MOUSE) ; // BAT successful
+ PrintDebug(" mouse sent BAT code (sucesssful) ");
+ state->mouse_state = RESET2;
+
+ return 0; // not done with mouse processing yet
+ break;
+
+ case RESET2: // requesting the device id
+ PushToOutputQueue(dev, 0x00, OVERWRITE, DATA, MOUSE) ; // normal mouse type
+ PrintDebug(" mouse sent device id ");
+ state->mouse_state = STREAM1;
+
+ return 1; // done with mouse processing
+ break;
+
+ case STREAM1: // send data
+ PushToOutputQueue(dev, state->mouse_packet[0], OVERWRITE, DATA, MOUSE);
+ PrintDebug(" mouse sent stream data1 ");
+ state->mouse_state = STREAM2;
+
+ return 0;
+ break;
+
+ case STREAM2: // send data
+ PushToOutputQueue(dev, state->mouse_packet[1], OVERWRITE, DATA, MOUSE);
+ PrintDebug(" mouse sent stream data2 ");
+ state->mouse_state = STREAM3;
+
+ return 0;
+ break;
+
+ case STREAM3: // send data
+ PushToOutputQueue(dev, state->mouse_packet[2], OVERWRITE, DATA, MOUSE);
+ PrintDebug(" mouse sent stream data3 ");
+ state->mouse_state = STREAM1;
+
+ return 1; // now done
+ break;
+
+ case REMOTE1: // send data
+ PushToOutputQueue(dev, state->mouse_packet[0], OVERWRITE, DATA, MOUSE);
+ PrintDebug(" mouse sent remote data1 ");
+ state->mouse_state = REMOTE2;
+
+ return 0;
+ break;
+
+ case REMOTE2: // send data
+ PushToOutputQueue(dev, state->mouse_packet[1], OVERWRITE, DATA, MOUSE);
+ PrintDebug(" mouse sent remote data2 ");
+ state->mouse_state = REMOTE3;
+
+ return 0;
+ break;
+
+ case REMOTE3: // send data
+ PushToOutputQueue(dev, state->mouse_packet[2], OVERWRITE, DATA, MOUSE);
+ PrintDebug(" mouse sent remote data3 ");
+ state->mouse_state = REMOTE1;
+
+ return 1; // now done
+ break;
+
+ case STATUS1: // send data
+ PushToOutputQueue(dev, 0x0, OVERWRITE, DATA, MOUSE);
+ PrintDebug(" mouse sent status data1 ");
+ state->mouse_state = STATUS2;
+
+ return 0;
+ break;
+
+ case STATUS2: // send data
+ PushToOutputQueue(dev, 0x0, OVERWRITE, DATA, MOUSE);
+ PrintDebug(" mouse sent status data2 ");
+ state->mouse_state = STATUS3;
+
+ return 0;
+ break;
+
+ case STATUS3: // send data
+ PushToOutputQueue(dev, 0x0, OVERWRITE, DATA, MOUSE);
+ PrintDebug(" mouse sent status data3 ");
+ state->mouse_state = STREAM1;
+
+ return 1; // now done
+ break;
+
+ case DEVICE1: // send device id
+ PushToOutputQueue(dev, 0x0, OVERWRITE, DATA, MOUSE);
+ PrintDebug(" mouse sent device id ");
+ state->mouse_state = STREAM1;
+
+ return 1; // now done
+ break;
+
+ default:
+ PrintDebug(" mouse has no data ");
+ return 1; // done
+ break;
+ }
+}
+
+static int mouse_write_output(struct vm_device * dev, uchar_t data)
+{
+ struct keyboard_internal * state = (struct keyboard_internal *)(dev->private_data);
+
+ switch (state->mouse_state) {
+ case STREAM1:
+ case STREAM2:
+ case STREAM3:
+ case REMOTE1:
+ case REMOTE2:
+ case REMOTE3:
+ switch (data) {
+
+ case 0xff: //reset
+ PushToOutputQueue(dev, 0xfe, OVERWRITE, DATA, MOUSE) ; // no mouse!
+ PrintDebug(" mouse reset begins (no mouse) ");
+
+ return 1; // not done;
+ break;
+
+ /*
+ case 0xff: //reset
+ PushToOutputQueue(dev,0xfa,OVERWRITE,DATA,MOUSE) ;
+ PrintDebug(" mouse reset begins ");
+ state->mouse_done_after_ack=0;
+ state->mouse_needs_ack=1;
+ state->mouse_state=RESET1;
+ return 0; // not done;
+ break;
+ */
+ case 0xfe: //resend
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ PrintDebug(" mouse resend begins ");
+ state->mouse_done_after_ack = 0;
+ state->mouse_needs_ack = 0;
+ state->mouse_state = STREAM1;
+ return 0; // not done
+ break;
+
+ case 0xf6: // set defaults
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ PrintDebug(" mouse set defaults ");
+ state->mouse_done_after_ack = 1;
+ state->mouse_needs_ack = 1;
+ state->mouse_state = STREAM1;
+ return 0; // not done
+ break;
+
+ case 0xf5: // disable data reporting
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ state->mouse_done_after_ack = 1;
+ state->mouse_needs_ack = 1;
+ PrintDebug(" mouse disable data reporting ");
+ state->mouse_state = STREAM1;
+ return 0; // not done
+ break;
+
+ case 0xf4: // enable data reporting
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ state->mouse_done_after_ack = 1;
+ state->mouse_needs_ack = 1;
+ PrintDebug(" mouse enable data reporting ");
+ state->mouse_state = STREAM1;
+ return 0; // not done
+ break;
+
+ case 0xf3: // set sample rate
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ state->mouse_done_after_ack = 0;
+ state->mouse_needs_ack = 1;
+ PrintDebug(" mouse set sample rate begins ");
+ state->mouse_state = SAMPLE1;
+ return 0; // not done
+ break;
+
+ case 0xf2: // get device id
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ state->mouse_done_after_ack = 0;
+ state->mouse_needs_ack = 1;
+ PrintDebug(" mouse get device id begins ");
+ state->mouse_state = DEVICE1;
+ return 0; // not done
+ break;
+
+ case 0xf0: // set remote mode
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ state->mouse_done_after_ack = 1;
+ state->mouse_needs_ack = 1;
+ PrintDebug(" mouse set remote mode ");
+ state->mouse_state = REMOTE1;
+ return 0; // not done
+ break;
+
+ case 0xee: // set wrap mode
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ state->mouse_done_after_ack = 1;
+ state->mouse_needs_ack = 1;
+ PrintDebug(" mouse set wrap mode (ignored) ");
+ state->mouse_state = STREAM1;
+ return 0; // not done
+ break;
+
+ case 0xec: // reset wrap mode
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ state->mouse_done_after_ack = 1;
+ state->mouse_needs_ack = 1;
+ PrintDebug(" mouse reset wrap mode (ignored) ");
+ state->mouse_state = STREAM1;
+ return 0; // done
+ break;
+
+ case 0xeb: // read data
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ state->mouse_done_after_ack = 0;
+ state->mouse_needs_ack = 1;
+ PrintDebug(" mouse switch to wrap mode (ignored) ");
+ state->mouse_state = REMOTE1;
+ return 0; // not done
+ break;
+
+ case 0xea: // set stream mode
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ state->mouse_done_after_ack = 1;
+ state->mouse_needs_ack = 1;
+ PrintDebug(" mouse set stream mode ");
+ state->mouse_state = STREAM1;
+ return 0; // not done
+ break;
+
+ case 0xe9: // status request
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ state->mouse_done_after_ack = 0;
+ state->mouse_needs_ack = 1;
+ PrintDebug(" mouse status request begins ");
+ state->mouse_state = STATUS1;
+ return 0; // notdone
+ break;
+
+ case 0xe8: // set resolution
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ state->mouse_done_after_ack = 0;
+ state->mouse_needs_ack = 1;
+ PrintDebug(" mouse set resolution begins ");
+ state->mouse_state = SETRES1;
+ return 0; // notdone
+ break;
+
+ case 0xe7: // set scaling 2:1
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ state->mouse_done_after_ack = 1;
+ state->mouse_needs_ack = 1;
+ PrintDebug(" mouse set scaling 2:1 ");
+ state->mouse_state = STREAM1;
+ return 0; // not done
+ break;
+
+ case 0xe6: // set scaling 1:1
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, DATA, MOUSE) ;
+ state->mouse_done_after_ack = 1;
+ state->mouse_needs_ack = 1;
+ PrintDebug(" mouse set scaling 1:1 ");
+ state->mouse_state = STREAM1;
+ return 0; // done
+ break;
+
+ default:
+ PrintDebug(" receiving unknown mouse command (0x%x) in acceptable state ", data);
+ return 1; // done
+ break;
+
+ }
+
+ default:
+ PrintDebug(" receiving mouse output in unhandled state (0x%x) ", state->mouse_state);
+ break;
+ return 1; // done?
+ break;
+ }
+
+ PrintDebug(" HUH? ");
+ return 1; // done
+}
+
+
+
#if KEYBOARD_DEBUG_80H
-int keyboard_write_delay(ushort_t port,
+static int keyboard_write_delay(ushort_t port,
void * src,
uint_t length,
struct vm_device * dev)
{
if (length == 1) {
- KEYBOARD_DEBUG_PRINT("keyboard: write of 0x%x to 80h\n", *((uchar_t*)src));
+ PrintDebug("keyboard: write of 0x%x to 80h\n", *((uchar_t*)src));
return 1;
} else {
- KEYBOARD_DEBUG_PRINT("keyboard: write of >1 byte to 80h\n", *((uchar_t*)src));
+ PrintDebug("keyboard: write of >1 byte to 80h\n", *((uchar_t*)src));
return length;
}
}
-int keyboard_read_delay(ushort_t port,
+static int keyboard_read_delay(ushort_t port,
void * dest,
uint_t length,
struct vm_device * dev)
{
if (length == 1) {
- *((uchar_t*)dest) = In_Byte(port);
+ *((uchar_t*)dest) = v3_inb(port);
- KEYBOARD_DEBUG_PRINT("keyboard: read of 0x%x from 80h\n", *((uchar_t*)dest));
+ PrintDebug("keyboard: read of 0x%x from 80h\n", *((uchar_t*)dest));
return 1;
} else {
- KEYBOARD_DEBUG_PRINT("keyboard: read of >1 byte from 80h\n");
+ PrintDebug("keyboard: read of >1 byte from 80h\n");
return length;
}
-int keyboard_write_command(ushort_t port,
- void * src,
- uint_t length,
- struct vm_device * dev)
+static int keyboard_write_command(ushort_t port,
+ void * src,
+ uint_t length,
+ struct vm_device * dev)
{
struct keyboard_internal *state = (struct keyboard_internal *)(dev->private_data);
uchar_t cmd;
// Should always be single byte write
if (length != 1) {
- KEYBOARD_DEBUG_PRINT("keyboard: write of >1 bytes (%d) to 64h\n", length);
+ PrintError("keyboard: write of >1 bytes (%d) to 64h\n", length);
return -1;
}
cmd = *((uchar_t*)src);
if (state->state != NORMAL) {
- KEYBOARD_DEBUG_PRINT("keyboard: warning - receiving command on 64h but state != NORMAL\n");
+ PrintDebug("keyboard: warning - receiving command on 64h but state != NORMAL\n");
}
- KEYBOARD_DEBUG_PRINT("keyboard: command 0x%x on 64h\n", cmd);
+ PrintDebug("keyboard: command 0x%x on 64h\n", cmd);
switch (cmd) {
case 0x20: // READ COMMAND BYTE (returned in 60h)
- PushToOutputQueue(dev, state->cmd_byte, OVERWRITE, COMMAND);
+ PushToOutputQueue(dev, state->cmd_byte, OVERWRITE, COMMAND,KEYBOARD);
state->state = NORMAL; // the next read on 0x60 will get the right data
- KEYBOARD_DEBUG_PRINT("keyboard: command byte 0x%x returned\n",state->cmd_byte);
+ PrintDebug("keyboard: command byte 0x%x returned\n", state->cmd_byte);
break;
case 0x60: // WRITE COMMAND BYTE (read from 60h)
state->state = WRITING_CMD_BYTE; // we need to make sure we send the next 0x60 byte appropriately
- KEYBOARD_DEBUG_PRINT("keyboard: prepare to write command byte\n");
+ PrintDebug("keyboard: prepare to write command byte\n");
break;
// case 0x90-9f - write to output port (?)
case 0xa1: // Get version number
- PushToOutputQueue(dev, 0, OVERWRITE, COMMAND);
+ PushToOutputQueue(dev, 0, OVERWRITE, COMMAND, KEYBOARD);
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: version number 0x0 returned\n");
+ PrintDebug("keyboard: version number 0x0 returned\n");
break;
case 0xa4: // is password installed? send result to 0x60
// we don't support passwords
- PushToOutputQueue(dev, 0xf1, OVERWRITE, COMMAND);
- KEYBOARD_DEBUG_PRINT("keyboard: password not installed\n");
+ PushToOutputQueue(dev, 0xf1, OVERWRITE, COMMAND, KEYBOARD);
+ PrintDebug("keyboard: password not installed\n");
state->state = NORMAL;
break;
case 0xa5: // new password will arrive on 0x60
state->state = TRANSMIT_PASSWD;
- KEYBOARD_DEBUG_PRINT("keyboard: pepare to transmit password\n");
+ PrintDebug("keyboard: pepare to transmit password\n");
break;
case 0xa6: // check passwd;
// the implication is that any password check immediately succeeds
// with a blank password
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: password check succeeded\n");
+ PrintDebug("keyboard: password check succeeded\n");
break;
case 0xa7: // disable mouse
state->cmd_byte |= CMD_MOUSE_DISABLE;
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: mouse disabled\n");
+ PrintDebug("keyboard: mouse disabled\n");
break;
case 0xa8: // enable mouse
state->cmd_byte &= ~CMD_MOUSE_DISABLE;
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: mouse enabled\n");
+ PrintDebug("keyboard: mouse enabled\n");
break;
case 0xa9: // mouse interface test (always succeeds)
- PushToOutputQueue(dev, 0, OVERWRITE,COMMAND);
- KEYBOARD_DEBUG_PRINT("keyboard: mouse interface test succeeded\n");
+ PushToOutputQueue(dev, 0, OVERWRITE, COMMAND, KEYBOARD);
+ PrintDebug("keyboard: mouse interface test succeeded\n");
state->state = NORMAL;
break;
case 0xaa: // controller self test (always succeeds)
- PushToOutputQueue(dev, 0x55, OVERWRITE, COMMAND);
- KEYBOARD_DEBUG_PRINT("keyboard: controller self test succeeded\n");
+ PushToOutputQueue(dev, 0x55, OVERWRITE, COMMAND, KEYBOARD);
+ PrintDebug("keyboard: controller self test succeeded\n");
state->state = NORMAL;
break;
case 0xab: // keyboard interface test (always succeeds)
- PushToOutputQueue(dev, 0, OVERWRITE, COMMAND);
+ PushToOutputQueue(dev, 0, OVERWRITE, COMMAND, KEYBOARD);
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: keyboard interface test succeeded\n");
+ PrintDebug("keyboard: keyboard interface test succeeded\n");
break;
case 0xad: // disable keyboard
state->cmd_byte |= CMD_DISABLE;
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: keyboard disabled\n");
+ PrintDebug("keyboard: keyboard disabled\n");
break;
case 0xae: // enable keyboard
state->cmd_byte &= ~CMD_DISABLE;
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: keyboard enabled\n");
+ PrintDebug("keyboard: keyboard enabled\n");
break;
case 0xaf: // get version
- PushToOutputQueue(dev, 0x00, OVERWRITE, COMMAND);
+ PushToOutputQueue(dev, 0x00, OVERWRITE, COMMAND, KEYBOARD);
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: version 0 returned \n");
+ PrintDebug("keyboard: version 0 returned \n");
break;
case 0xd0: // return microcontroller output on 60h
- PushToOutputQueue(dev,state->output_byte,OVERWRITE,COMMAND);
+ PushToOutputQueue(dev, state->output_byte, OVERWRITE, COMMAND, KEYBOARD);
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: output byte 0x%x returned\n",state->output_byte);
+ PrintDebug("keyboard: output byte 0x%x returned\n", state->output_byte);
break;
case 0xd1: // request to write next byte on 60h to the microcontroller output port
state->state = WRITING_OUTPUT_PORT;
- KEYBOARD_DEBUG_PRINT("keyboard: prepare to write output byte\n");
+ PrintDebug("keyboard: prepare to write output byte\n");
break;
case 0xd2: // write keyboard buffer (inject key)
state->state = INJECTING_KEY;
- KEYBOARD_DEBUG_PRINT("keyboard: prepare to inject key\n");
+ PrintDebug("keyboard: prepare to inject key\n");
break;
case 0xd3: // write mouse buffer (inject mouse)
state->state = INJECTING_MOUSE;
- KEYBOARD_DEBUG_PRINT("keyboard: prepare to inject mouse\n");
+ PrintDebug("keyboard: prepare to inject mouse\n");
break;
case 0xd4: // write mouse device (command to mouse?)
- state->state = WRITING_MOUSE_CMD;
- KEYBOARD_DEBUG_PRINT("keyboard: prepare to inject mouse command\n");
+ state->state = IN_MOUSE;
+ PrintDebug("keyboard: prepare to inject mouse command\n");
break;
case 0xc0: // read input port
- PushToOutputQueue(dev,state->input_byte,OVERWRITE,COMMAND);
- state->state=NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: input byte 0x%x returned\n",state->input_byte);
+ PushToOutputQueue(dev, state->input_byte, OVERWRITE, COMMAND, KEYBOARD);
+ state->state = NORMAL;
+ PrintDebug("keyboard: input byte 0x%x returned\n", state->input_byte);
break;
case 0xc1: //copy input port lsn to status msn
state->status_byte &= 0x0f;
- state->status_byte |= (state->input_byte & 0xf)<<4;
- state->state=NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: copied input byte lsn to status msn\n");
+ state->status_byte |= (state->input_byte & 0xf) << 4;
+ state->state = NORMAL;
+ PrintDebug("keyboard: copied input byte lsn to status msn\n");
break;
case 0xc2: // copy input port msn to status msn
state->status_byte &= 0x0f;
state->status_byte |= (state->input_byte & 0xf0);
- state->state=NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: copied input byte msn to status msn\n");
+ state->state = NORMAL;
+ PrintDebug("keyboard: copied input byte msn to status msn\n");
break;
case 0xe0: // read test port
- PushToOutputQueue(dev,state->output_byte>>6,OVERWRITE,COMMAND);
- state->state=NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: read 0x%x from test port\n",state->output_byte>>6);
+ PushToOutputQueue(dev, state->output_byte >> 6, OVERWRITE, COMMAND, KEYBOARD);
+ state->state = NORMAL;
+ PrintDebug("keyboard: read 0x%x from test port\n", state->output_byte >> 6);
break;
+
case 0xf0: // pulse output port
case 0xf1: // this should pulse 0..3 of cmd_byte on output port
case 0xfd:
case 0xfe:
case 0xff:
- KEYBOARD_DEBUG_PRINT("keyboard: ignoring pulse of 0x%x (low=pulsed) on output port\n",cmd&0xf);
- state->state=NORMAL;
+
+ PrintDebug("keyboard: ignoring pulse of 0x%x (low=pulsed) on output port\n", (cmd & 0xf));
+ state->state = NORMAL;
break;
// case ac diagonstic - returns 16 bytes from keyboard microcontroler on 60h
default:
- KEYBOARD_DEBUG_PRINT("keyboard: ignoring command (unimplemented)\n");
+ PrintDebug("keyboard: ignoring command (unimplemented)\n");
state->state = NORMAL;
break;
}
}
-int keyboard_read_status(ushort_t port,
- void * dest,
- uint_t length,
- struct vm_device * dev)
+static int keyboard_read_status(ushort_t port,
+ void * dest,
+ uint_t length,
+ struct vm_device * dev)
{
struct keyboard_internal *state = (struct keyboard_internal *)(dev->private_data);
if (length == 1) {
- KEYBOARD_DEBUG_PRINT("keyboard: read status (64h): ");
+ PrintDebug("keyboard: read status (64h): ");
*((uchar_t*)dest) = state->status_byte;
- KEYBOARD_DEBUG_PRINT("0x%x\n", *((uchar_t*)dest));
+ PrintDebug("0x%x\n", *((uchar_t*)dest));
return 1;
} else {
- KEYBOARD_DEBUG_PRINT("keyboard: >1 byte read for status (64h)\n");
+ PrintError("keyboard: >1 byte read for status (64h)\n");
return -1;
}
}
-int keyboard_write_output(ushort_t port,
- void * src,
- uint_t length,
- struct vm_device * dev)
+static int keyboard_write_output(ushort_t port,
+ void * src,
+ uint_t length,
+ struct vm_device * dev)
{
struct keyboard_internal *state = (struct keyboard_internal *)(dev->private_data);
if (length != 1) {
- KEYBOARD_DEBUG_PRINT("keyboard: write of 60h with >1 byte\n");
+ PrintError("keyboard: write of 60h with >1 byte\n");
return -1;
}
uchar_t data = *((uchar_t*)src);
- KEYBOARD_DEBUG_PRINT("keyboard: output 0x%x on 60h\n", data);
+ PrintDebug("keyboard: output 0x%x on 60h\n", data);
switch (state->state) {
case WRITING_CMD_BYTE:
state->cmd_byte = data;
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: wrote new command byte 0x%x\n",state->cmd_byte);
+ PrintDebug("keyboard: wrote new command byte 0x%x\n", state->cmd_byte);
break;
case WRITING_OUTPUT_PORT:
state->output_byte = data;
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: wrote new output byte 0x%x\n",state->output_byte);
+ PrintDebug("keyboard: wrote new output byte 0x%x\n", state->output_byte);
break;
case INJECTING_KEY:
- PushToOutputQueue(dev,data,OVERWRITE,DATA); // probably should be a call to deliver_key_to_vmm()
+ PushToOutputQueue(dev, data, OVERWRITE, COMMAND, KEYBOARD); // probably should be a call to deliver_key_to_vmm()
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: injected key 0x%x\n",data);
+ PrintDebug("keyboard: injected key 0x%x\n", data);
break;
case INJECTING_MOUSE:
- KEYBOARD_DEBUG_PRINT("keyboard: ignoring injected mouse event 0x%x\n",data);
+ PrintDebug("keyboard: ignoring injected mouse event 0x%x\n", data);
state->state = NORMAL;
break;
- case WRITING_MOUSE_CMD:
- KEYBOARD_DEBUG_PRINT("keyboard: ignoring injected mouse command 0x%x\n",data);
- state->state = NORMAL;
+ case IN_MOUSE:
+ PrintDebug("keyboard: mouse action: ");
+ if (mouse_write_output(dev, data)) {
+ state->state = NORMAL;
+ }
+ PrintDebug("\n");
break;
case TRANSMIT_PASSWD:
if (data) {
//ignore passwd
- KEYBOARD_DEBUG_PRINT("keyboard: ignoring password character 0x%x\n",data);
+ PrintDebug("keyboard: ignoring password character 0x%x\n",data);
} else {
// end of password
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: done with password\n");
+ PrintDebug("keyboard: done with password\n");
}
break;
case NORMAL:
// command is being sent to keyboard controller
switch (data) {
case 0xff: // reset
- PushToOutputQueue(dev, 0xfa, OVERWRITE, COMMAND); // ack
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, COMMAND, KEYBOARD); // ack
state->state = RESET;
- KEYBOARD_DEBUG_PRINT("keyboard: reset complete and acked\n",data);
+ PrintDebug("keyboard: reset complete and acked\n");
break;
case 0xf5: // disable scanning
case 0xf4: // enable scanning
// ack
- PushToOutputQueue(dev, 0xfa, OVERWRITE, COMMAND);
+ PushToOutputQueue(dev, 0xfa, OVERWRITE, COMMAND, KEYBOARD);
// should do something here... PAD
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT("keyboard: %s scanning done and acked\n",data==0xf5 ? "disable" : "enable", data);
+ PrintDebug("keyboard: %s scanning done and acked\n",data==0xf5 ? "disable" : "enable");
break;
case 0xfe: // resend
case 0xfd: // set key type make
case 0xf7: // set all typemaktic
case 0xf6: // set defaults
case 0xf3: // set typematic delay/rate
- KEYBOARD_DEBUG_PRINT("keyboard: unhandled known command 0x%x on output buffer (60h)\n", data);
+ PrintDebug("keyboard: unhandled known command 0x%x on output buffer (60h)\n", data);
break;
default:
- KEYBOARD_DEBUG_PRINT("keyboard: unhandled unknown command 0x%x on output buffer (60h)\n", data);
+ PrintDebug("keyboard: unhandled unknown command 0x%x on output buffer (60h)\n", data);
+ state->status_byte |= 0x1;
break;
}
break;
}
default:
- KEYBOARD_DEBUG_PRINT("keyboard: unknown state %x on command 0x%x on output buffer (60h)\n", state->state, data);
+ PrintDebug("keyboard: unknown state %x on command 0x%x on output buffer (60h)\n", state->state, data);
}
return 1;
}
-int keyboard_read_input(ushort_t port,
- void * dest,
- uint_t length,
- struct vm_device * dev)
+static int keyboard_read_input(ushort_t port,
+ void * dest,
+ uint_t length,
+ struct vm_device * dev)
{
struct keyboard_internal *state = (struct keyboard_internal *)(dev->private_data);
if (length == 1) {
uchar_t data;
+ int done_mouse;
- KEYBOARD_DEBUG_PRINT("keyboard: read from input (60h): ");
+ PrintDebug("keyboard: read from input (60h): ");
+ if (state->state == IN_MOUSE) {
+ done_mouse = mouse_read_input(dev);
+ if (done_mouse) {
+ state->state = NORMAL;
+ }
+ }
+
PullFromOutputQueue(dev, &data);
-
+
if (state->state == RESET) {
// We just delivered the ack for the reset
// now we will ready ourselves to deliver the BAT code (success)
- PushToOutputQueue(dev, 0xaa, OVERWRITE,COMMAND);
+ PushToOutputQueue(dev, 0xaa, OVERWRITE, COMMAND, KEYBOARD);
state->state = NORMAL;
- KEYBOARD_DEBUG_PRINT(" (in reset, pushing BAT test code 0xaa) ");
+ PrintDebug(" (in reset, pushing BAT test code 0xaa) ");
}
- KEYBOARD_DEBUG_PRINT("0x%x\n", data);
+ PrintDebug("0x%x\n", data);
*((uchar_t*)dest) = data;
-
+
return 1;
} else {
- KEYBOARD_DEBUG_PRINT("keyboard: unknown size read from input (60h)\n");
+ PrintError("keyboard: unknown size read from input (60h)\n");
return -1;
}
}
-int keyboard_interrupt(uint_t irq, struct vm_device * dev)
-{
- KEYBOARD_DEBUG_PRINT("keyboard: interrupt\n");
-
- dev->vm->vm_ops.raise_irq(dev->vm, irq);
-
- return 0;
-}
-int keyboard_init_device(struct vm_device * dev)
+static int keyboard_init_device(struct vm_device * dev)
{
// struct keyboard_internal *data = (struct keyboard_internal *) dev->private_data;
- KEYBOARD_DEBUG_PRINT("keyboard: init_device\n");
+ PrintDebug("keyboard: init_device\n");
// Would read state here
keyboard_reset_device(dev);
// hook ports
- dev_hook_io(dev, KEYBOARD_64H, &keyboard_read_status, &keyboard_write_command);
- dev_hook_io(dev, KEYBOARD_60H, &keyboard_read_input, &keyboard_write_output);
+ v3_dev_hook_io(dev, KEYBOARD_64H, &keyboard_read_status, &keyboard_write_command);
+ v3_dev_hook_io(dev, KEYBOARD_60H, &keyboard_read_input, &keyboard_write_output);
+
+ v3_hook_host_event(dev->vm, HOST_KEYBOARD_EVT, V3_HOST_EVENT_HANDLER(key_event_handler), dev);
+ v3_hook_host_event(dev->vm, HOST_MOUSE_EVT, V3_HOST_EVENT_HANDLER(mouse_event_handler), dev);
+
#if KEYBOARD_DEBUG_80H
- dev_hook_io(dev, KEYBOARD_DELAY_80H, &keyboard_read_delay, &keyboard_write_delay);
+ v3_dev_hook_io(dev, KEYBOARD_DELAY_80H, &keyboard_read_delay, &keyboard_write_delay);
#endif
return 0;
}
-int keyboard_deinit_device(struct vm_device *dev)
+static int keyboard_deinit_device(struct vm_device *dev)
{
- dev_unhook_io(dev, KEYBOARD_60H);
- dev_unhook_io(dev, KEYBOARD_64H);
+ v3_dev_unhook_io(dev, KEYBOARD_60H);
+ v3_dev_unhook_io(dev, KEYBOARD_64H);
#if KEYBOARD_DEBUG_80H
- dev_unhook_io(dev, KEYBOARD_DELAY_80H);
+ v3_dev_unhook_io(dev, KEYBOARD_DELAY_80H);
#endif
keyboard_reset_device(dev);
return 0;
-struct vm_device *create_keyboard() {
-
- if (thekeyboard != NULL) {
- KEYBOARD_DEBUG_PRINT("keyboard: creating >1 keyboard device. This will probably fail!\n");
- }
-
- struct keyboard_internal * keyboard_state = (struct keyboard_internal *)V3_Malloc(sizeof(struct keyboard_internal));
+struct vm_device * v3_create_keyboard() {
+ struct keyboard_internal * keyboard_state = NULL;
+
+ keyboard_state = (struct keyboard_internal *)V3_Malloc(sizeof(struct keyboard_internal));
+
+ struct vm_device *device = v3_create_device("KEYBOARD", &dev_ops, keyboard_state);
- struct vm_device *device = create_device("KEYBOARD", &dev_ops, keyboard_state);
- thekeyboard = device;
-
return device;
}