atapi.c (f2bcdc8de018d33ecf93da7a94f327956ecf76ea) atapi.c (d735b620b58f2fdfddc8e641e9feac3c9671a49d)
1/*
2 * QEMU ATAPI Emulation
3 *
4 * Copyright (c) 2003 Fabrice Bellard
5 * Copyright (c) 2006 Openedhand Ltd.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal

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131 return ret;
132}
133
134void ide_atapi_cmd_ok(IDEState *s)
135{
136 s->error = 0;
137 s->status = READY_STAT | SEEK_STAT;
138 s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
1/*
2 * QEMU ATAPI Emulation
3 *
4 * Copyright (c) 2003 Fabrice Bellard
5 * Copyright (c) 2006 Openedhand Ltd.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal

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131 return ret;
132}
133
134void ide_atapi_cmd_ok(IDEState *s)
135{
136 s->error = 0;
137 s->status = READY_STAT | SEEK_STAT;
138 s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
139 ide_transfer_stop(s);
139 ide_set_irq(s->bus);
140}
141
142void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc)
143{
144#ifdef DEBUG_IDE_ATAPI
145 printf("atapi_cmd_error: sense=0x%x asc=0x%x\n", sense_key, asc);
146#endif
147 s->error = sense_key << 4;
148 s->status = READY_STAT | ERR_STAT;
149 s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
150 s->sense_key = sense_key;
151 s->asc = asc;
140 ide_set_irq(s->bus);
141}
142
143void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc)
144{
145#ifdef DEBUG_IDE_ATAPI
146 printf("atapi_cmd_error: sense=0x%x asc=0x%x\n", sense_key, asc);
147#endif
148 s->error = sense_key << 4;
149 s->status = READY_STAT | ERR_STAT;
150 s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
151 s->sense_key = sense_key;
152 s->asc = asc;
153 ide_transfer_stop(s);
152 ide_set_irq(s->bus);
153}
154
155void ide_atapi_io_error(IDEState *s, int ret)
156{
157 /* XXX: handle more errors */
158 if (ret == -ENOMEDIUM) {
159 ide_atapi_cmd_error(s, NOT_READY,

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171#ifdef DEBUG_IDE_ATAPI
172 printf("reply: tx_size=%d elem_tx_size=%d index=%d\n",
173 s->packet_transfer_size,
174 s->elementary_transfer_size,
175 s->io_buffer_index);
176#endif
177 if (s->packet_transfer_size <= 0) {
178 /* end of transfer */
154 ide_set_irq(s->bus);
155}
156
157void ide_atapi_io_error(IDEState *s, int ret)
158{
159 /* XXX: handle more errors */
160 if (ret == -ENOMEDIUM) {
161 ide_atapi_cmd_error(s, NOT_READY,

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173#ifdef DEBUG_IDE_ATAPI
174 printf("reply: tx_size=%d elem_tx_size=%d index=%d\n",
175 s->packet_transfer_size,
176 s->elementary_transfer_size,
177 s->io_buffer_index);
178#endif
179 if (s->packet_transfer_size <= 0) {
180 /* end of transfer */
179 s->status = READY_STAT | SEEK_STAT;
180 s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
181 ide_transfer_stop(s);
181 ide_atapi_cmd_ok(s);
182 ide_set_irq(s->bus);
183#ifdef DEBUG_IDE_ATAPI
184 printf("status=0x%x\n", s->status);
185#endif
186 } else {
187 /* see if a new sector must be read */
188 if (s->lba != -1 && s->io_buffer_index >= s->cd_sector_size) {
189 ret = cd_read_sector(s, s->lba, s->io_buffer, s->cd_sector_size);
190 if (ret < 0) {
182 ide_set_irq(s->bus);
183#ifdef DEBUG_IDE_ATAPI
184 printf("status=0x%x\n", s->status);
185#endif
186 } else {
187 /* see if a new sector must be read */
188 if (s->lba != -1 && s->io_buffer_index >= s->cd_sector_size) {
189 ret = cd_read_sector(s, s->lba, s->io_buffer, s->cd_sector_size);
190 if (ret < 0) {
191 ide_transfer_stop(s);
192 ide_atapi_io_error(s, ret);
193 return;
194 }
195 s->lba++;
196 s->io_buffer_index = 0;
197 }
198 if (s->elementary_transfer_size > 0) {
199 /* there are some data left to transmit in this elementary

--- 958 unchanged lines hidden --- 		191 ide_atapi_io_error(s, ret);
192 return;
193 }
194 s->lba++;
195 s->io_buffer_index = 0;
196 }
197 if (s->elementary_transfer_size > 0) {
198 /* there are some data left to transmit in this elementary

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