+++ /dev/null
-
-/*
- * 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, Zheng Cui<cuizheng@cs.unm.edu>
- * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org>
- * All rights reserved.
- *
- * Author: Zheng Cui<cuizheng@cs.unm.edu>
- *
- * This is free software. You are permitted to use,
- * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
- */
-
-#ifndef __DEVICES_CDROM_H__
-#define __DEVICES_CDROM_H__
-
-
-#ifdef __V3VEE__
-
-#include <devices/ramdisk.h>
-#include <devices/ide.h>
-#include <palacios/vmm_types.h>
-
-
-
-
-
-struct cdrom_ops {
- /*
- * Load CD-ROM. Returns false if CD is not ready.
- */
- rd_bool (*insert_cdrom)(void * private_data);
-
- /*
- * Logically eject the CD.
- */
- void (*eject_cdrom)(void * private_data);
-
- /*
- * Read CD TOC. Returns false if start track is out of bounds.
- */
- rd_bool (*read_toc)(void * private_data, uchar_t * buf, int * length, rd_bool msf, int start_track);
-
- /*
- * Return CD-ROM capacity (in 2048 byte frames)
- */
- uint32_t (*capacity)(void * private_data);
-
- /*
- * Read a single block from the CD
- */
- void (*read_block)(void * private_data, uchar_t * buf, int lba);
-
- /*
- * Start (spin up) the CD.
- */
- int (*start_cdrom)(void * private_data);
-
- void (*set_LBA)(void * private_data, uchar_t lba);
-};
-
-
-
-
-struct vm_device * v3_create_cdrom(struct vm_device * ramdisk_dev, void * ramdisk, uint_t ramdisk_size);
-
-
-
-#endif // !__V3VEE__
-
-#endif
+++ /dev/null
-/*
- * 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, Zheng Cui <cuizheng@cs.unm.edu>
- * Copyright (c) 2008, Jack Lange <jarusl@cs.northwestern.edu>
- * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org>
- * All rights reserved.
- *
- * Author: Zheng Cui <cuizheng@cs.unm.edu>
- *
- * This is free software. You are permitted to use,
- * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
- */
-
-
-
-#include <devices/cdrom.h>
-#include <devices/ide.h>
-#include <palacios/vmm.h>
-
-#ifndef DEBUG_RAMDISK
-#undef PrintDebug
-#define PrintDebug(fmt, args...)
-#endif
-
-
-
-struct cdrom_state {
- uchar_t * image_addr; //memory address
- ulong_t capacity_in_bytes;
- ulong_t head; //current position
-
- struct vm_device * ide_dev;
-
- uchar_t lba;
-};
-
-
-
-
-/*
- * Load CD-ROM. Returns false if CD is not ready.
- */
-
-static rd_bool cdrom_insert(void * private_data) {
- PrintDebug("[cdrom_insert]\n");
- return 1;
-}
-
-/*
- * Logically eject the CD.
- */
-static void cdrom_eject(void * private_data) {
- PrintDebug("[cdrom_eject]\n");
- return;
-}
-
-/*
- * Read CD TOC. Returns false if start track is out of bounds.
- */
-static rd_bool cdrom_read_toc(void * private_data, uint8_t* buf, int* length, rd_bool msf, int start_track)
-{
- *length = 4;
- PrintDebug("[cdrom_read_toc]\n");
- return 1;
-}
-
-/*
- * Return CD-ROM capacity (in 2048 byte frames)
- */
-static uint32_t cdrom_capacity(void * private_data) {
- struct cdrom_state * cdrom = (struct cdrom_state *)private_data;
-
- PrintDebug("[cdrom_capacity] s_ramdiskSize = %lu\n", cdrom->capacity_in_bytes);
-
- if (cdrom->lba) {
- if (cdrom->capacity_in_bytes % 2048) {
- PrintDebug("\t\t capacity in LBA is %lu\n", (cdrom->capacity_in_bytes / 2048) + 1);
- return (cdrom->capacity_in_bytes / 2048) + 1;
- } else {
- PrintDebug("\t\t capacity in LBA is %lu\n", cdrom->capacity_in_bytes / 2048);
- return cdrom->capacity_in_bytes / 2048;
- }
- } else {
- PrintError("Unsupported CDROM mode in capacity query\n");
- //FIXME CHS mode
- return 0;
- }
-}
-
-/*
- * Read a single block from the CD
- */
-static void cdrom_read_block(void * private_data, uint8_t * buf, int lba)/* __attribute__(regparm(2)); */ {
- struct cdrom_state * cdrom = (struct cdrom_state *)private_data;
-
- V3_ASSERT(lba != 0);
-
- PrintDebug("[cdrom_read_block] lba = %d (cdrom_image_start=%p)\n", lba, (void*)cdrom->image_addr);
- memcpy(buf, (uchar_t *)(cdrom->image_addr + lba * 2048), 2048);
- //PrintDebug("Returning from read block\n");
- return;
-}
-
-static void set_LBA(void * private_data, uchar_t lba) {
- struct cdrom_state * cdrom = (struct cdrom_state *)private_data;
- cdrom->lba = lba;
-}
-
-
-/*
- * Start (spin up) the CD.
- */
-static int cdrom_start(void * private_data) {
- PrintDebug("[cdrom_start]\n");
- return 1;
-}
-
-
-static struct cdrom_ops cd_ops = {
- .insert_cdrom = cdrom_insert,
- .eject_cdrom = cdrom_eject,
- .read_toc = cdrom_read_toc,
- .capacity = cdrom_capacity,
- .read_block = cdrom_read_block,
- .start_cdrom = cdrom_start,
- .set_LBA = set_LBA,
-};
-
-
-
-
-static int cdrom_device_init(struct vm_device * dev) {
- struct cdrom_state * cdrom = (struct cdrom_state *)dev->private_data;
- PrintDebug("[cdrom_init]\n");
- PrintDebug("CDIMAGE located at: %p\n", (void *)cdrom->image_addr);
-
- //FIXME:lba
- cdrom->lba = 1;
-
- v3_ramdisk_register_cdrom(cdrom->ide_dev, 1, 0, &cd_ops, cdrom);
-
- return 0;
-}
-
-
-static int cdrom_device_deinit(struct vm_device * dev) {
- return 0;
-}
-
-static struct vm_device_ops dev_ops = {
- .init = cdrom_device_init,
- .deinit = cdrom_device_deinit,
- .reset = NULL,
- .start = NULL,
- .stop = NULL,
-};
-
-struct vm_device * v3_create_cdrom(struct vm_device * ramdisk_dev, void * ramdisk, uint_t ramdisk_size){
- struct cdrom_state * cd = (struct cdrom_state *)V3_Malloc(sizeof(struct cdrom_state));
- V3_ASSERT(cd != NULL);
-
- memset(cd, 0, sizeof(struct cdrom_state));
-
- cd->image_addr = (uchar_t *)V3_VAddr(ramdisk);
- cd->capacity_in_bytes = ramdisk_size;
- cd->ide_dev = ramdisk_dev;
-
- PrintDebug("Creating RamDISK CDROM\n");
-
- struct vm_device * cd_dev = v3_create_device("Ram Based CD", &dev_ops, cd);
-
- return cd_dev;
-}
