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/*
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* IBM ASM Service Processor Device Driver
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* Copyright (C) IBM Corporation, 2004
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*
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* Author: Max Asb<EFBFBD>ck <amax@us.ibm.com>
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*
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* Orignally written by Pete Reynolds
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*/
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#ifndef _IBMASM_REMOTE_H_
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#define _IBMASM_REMOTE_H_
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#include <asm/io.h>
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/* pci offsets */
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#define CONDOR_MOUSE_DATA 0x000AC000
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#define CONDOR_MOUSE_ISR_CONTROL 0x00
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#define CONDOR_MOUSE_ISR_STATUS 0x04
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#define CONDOR_MOUSE_Q_READER 0x08
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#define CONDOR_MOUSE_Q_WRITER 0x0C
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#define CONDOR_MOUSE_Q_BEGIN 0x10
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#define CONDOR_MOUSE_MAX_X 0x14
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#define CONDOR_MOUSE_MAX_Y 0x18
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#define CONDOR_INPUT_DESKTOP_INFO 0x1F0
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#define CONDOR_INPUT_DISPLAY_RESX 0x1F4
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#define CONDOR_INPUT_DISPLAY_RESY 0x1F8
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#define CONDOR_INPUT_DISPLAY_BITS 0x1FC
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#define CONDOR_OUTPUT_VNC_STATUS 0x200
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#define CONDOR_MOUSE_INTR_STATUS_MASK 0x00000001
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#define INPUT_TYPE_MOUSE 0x1
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#define INPUT_TYPE_KEYBOARD 0x2
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/* mouse button states received from SP */
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#define REMOTE_MOUSE_DOUBLE_CLICK 0xF0
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#define REMOTE_MOUSE_BUTTON_LEFT 0x01
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#define REMOTE_MOUSE_BUTTON_MIDDLE 0x02
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#define REMOTE_MOUSE_BUTTON_RIGHT 0x04
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struct mouse_input {
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unsigned short y;
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unsigned short x;
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};
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struct keyboard_input {
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unsigned short key_code;
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unsigned char key_flag;
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unsigned char key_down;
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};
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struct remote_input {
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union {
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struct mouse_input mouse;
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struct keyboard_input keyboard;
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} data;
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unsigned char type;
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unsigned char pad1;
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unsigned char mouse_buttons;
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unsigned char pad3;
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};
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#define mouse_addr(sp) sp->base_address + CONDOR_MOUSE_DATA
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#define display_width(sp) mouse_addr(sp) + CONDOR_INPUT_DISPLAY_RESX
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#define display_height(sp) mouse_addr(sp) + CONDOR_INPUT_DISPLAY_RESY
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#define display_depth(sp) mouse_addr(sp) + CONDOR_INPUT_DISPLAY_BITS
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#define vnc_status(sp) mouse_addr(sp) + CONDOR_OUTPUT_VNC_STATUS
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#define mouse_interrupt_pending(sp) readl(mouse_addr(sp) + CONDOR_MOUSE_ISR_STATUS)
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#define clear_mouse_interrupt(sp) writel(0, mouse_addr(sp) + CONDOR_MOUSE_ISR_STATUS)
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#define enable_mouse_interrupts(sp) writel(1, mouse_addr(sp) + CONDOR_MOUSE_ISR_CONTROL)
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#define disable_mouse_interrupts(sp) writel(0, mouse_addr(sp) + CONDOR_MOUSE_ISR_CONTROL)
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/* remote input queue operations */
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#define REMOTE_QUEUE_SIZE 60
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#define get_queue_writer(sp) readl(mouse_addr(sp) + CONDOR_MOUSE_Q_WRITER)
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#define get_queue_reader(sp) readl(mouse_addr(sp) + CONDOR_MOUSE_Q_READER)
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#define set_queue_reader(sp, reader) writel(reader, mouse_addr(sp) + CONDOR_MOUSE_Q_READER)
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#define queue_begin mouse_addr(sp) + CONDOR_MOUSE_Q_BEGIN
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#define get_queue_entry(sp, read_index) \
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queue_begin + read_index * sizeof(struct remote_input)
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static inline int advance_queue_reader(struct service_processor *sp, unsigned long reader)
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{
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reader++;
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if (reader == REMOTE_QUEUE_SIZE)
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reader = 0;
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set_queue_reader(sp, reader);
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return reader;
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}
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#endif /* _IBMASM_REMOTE_H_ */
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