--- /dev/null
+#ifndef __ATAPI_H__
+#define __ATAPI_H__
+
+#ifdef __V3VEE__
+
+#include <devices/ide.h>
+#include <palacios/vm_dev.h>
+
+int handle_atapi_packet_command(struct vm_device * dev,
+ struct channel_t * channel,
+ ushort_t val);
+
+void rd_init_send_atapi_command(struct vm_device * dev,
+ struct channel_t * channel,
+ Bit8u command, int req_length,
+ int alloc_length, bool lazy);
+
+void rd_ready_to_send_atapi(struct vm_device * dev,
+ struct channel_t * channel);
+
+void rd_atapi_cmd_error(struct vm_device * dev,
+ struct channel_t * channel,
+ sense_t sense_key, asc_t asc);
+
+void rd_atapi_cmd_nop(struct vm_device * dev, struct channel_t * channel);
+void rd_identify_ATAPI_drive(struct vm_device * dev, struct channel_t * channel);
+
+#endif // ! __V3VEE__
+
+
+#endif
--- /dev/null
+#ifndef __IDE_H__
+#define __IDE_H__
+
+
+#ifdef __V3VEE__
+#include <palacios/vmm_types.h>
+
+#ifdef __V3_32BIT__
+typedef long off_t;
+typedef sint32_t ssize_t;
+typedef unsigned int rd_bool;
+typedef uchar_t Bit8u;
+typedef ushort_t Bit16u;
+typedef uint32_t Bit32u;
+typedef uint64_t Bit64u;
+#endif
+
+
+typedef enum _sense {
+ SENSE_NONE = 0,
+ SENSE_NOT_READY = 2,
+ SENSE_ILLEGAL_REQUEST = 5,
+ SENSE_UNIT_ATTENTION = 6
+} sense_t ;
+
+typedef enum _asc {
+ ASC_INV_FIELD_IN_CMD_PACKET = 0x24,
+ ASC_MEDIUM_NOT_PRESENT = 0x3a,
+ ASC_SAVING_PARAMETERS_NOT_SUPPORTED = 0x39,
+ ASC_LOGICAL_BLOCK_OOR = 0x21
+} asc_t ;
+
+
+
+typedef struct {
+ unsigned cylinders;
+ unsigned heads;
+ unsigned sectors;
+} device_image_t;
+
+
+
+
+struct interrupt_reason_t {
+ unsigned c_d : 1;
+ unsigned i_o : 1;
+ unsigned rel : 1;
+ unsigned tag : 5;
+};
+
+
+struct controller_status {
+ rd_bool busy;
+ rd_bool drive_ready;
+ rd_bool write_fault;
+ rd_bool seek_complete;
+ rd_bool drq;
+ rd_bool corrected_data;
+ rd_bool index_pulse;
+ unsigned int index_pulse_count;
+ rd_bool err;
+};
+
+
+
+
+
+struct sense_info_t {
+ sense_t sense_key;
+
+ struct {
+ Bit8u arr[4];
+ } information;
+
+ struct {
+ Bit8u arr[4];
+ } specific_inf;
+
+ struct {
+ Bit8u arr[3];
+ } key_spec;
+
+ Bit8u fruc;
+ Bit8u asc;
+ Bit8u ascq;
+};
+
+
+struct error_recovery_t {
+ unsigned char data[8];
+};
+
+struct cdrom_t {
+ rd_bool ready;
+ rd_bool locked;
+
+ struct cdrom_interface * cd;
+
+ uint32_t capacity;
+ int next_lba;
+ int remaining_blocks;
+
+ struct currentStruct {
+ struct error_recovery_t error_recovery;
+ } current;
+
+};
+
+struct atapi_t {
+ uint8_t command;
+ int drq_bytes;
+ int total_bytes_remaining;
+};
+
+
+typedef enum { IDE_NONE, IDE_DISK, IDE_CDROM } device_type_t;
+
+struct controller_t {
+ struct controller_status status;
+ Bit8u error_register;
+ Bit8u head_no;
+
+ union {
+ Bit8u sector_count;
+ struct interrupt_reason_t interrupt_reason;
+ };
+
+
+ Bit8u sector_no;
+
+ union {
+ Bit16u cylinder_no;
+ Bit16u byte_count;
+ };
+
+ Bit8u buffer[2048];
+ Bit32u buffer_index;
+ Bit32u drq_index;
+ Bit8u current_command;
+ Bit8u sectors_per_block;
+ Bit8u lba_mode;
+
+ struct {
+ rd_bool reset; // 0=normal, 1=reset controller
+ rd_bool disable_irq; // 0=allow irq, 1=disable irq
+ } control;
+
+ Bit8u reset_in_progress;
+ Bit8u features;
+};
+
+
+
+
+struct drive_t {
+ device_image_t hard_drive;
+ device_type_t device_type;
+ // 512 byte buffer for ID drive command
+ // These words are stored in native word endian format, as
+ // they are fetched and returned via a return(), so
+ // there's no need to keep them in x86 endian format.
+ Bit16u id_drive[256];
+
+ struct controller_t controller;
+ struct cdrom_t cdrom;
+ struct sense_info_t sense;
+ struct atapi_t atapi;
+
+ Bit8u model_no[41];
+};
+
+
+// FIXME:
+// For each ATA channel we should have one controller struct
+// and an array of two drive structs
+struct channel_t {
+ struct drive_t drives[2];
+ unsigned drive_select;
+
+ Bit16u ioaddr1;
+ Bit16u ioaddr2;
+ Bit8u irq;
+};
+
+
+
+
+
+struct ramdisk_t;
+
+
+
+
+
+
+#endif // ! __V3VEE__
+
+
+#endif
+
