* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
- *
+ *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
+ *
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
- *
+ *
*/
#include <linux/module.h>
MODULE_PARM_DESC(verbose,
"verbose startup messages, default is 1 (yes)");
module_param_named(debug, bt878_debug, int, 0644);
-MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
+MODULE_PARM_DESC(debug, "Turn on/off debugging, default is 0 (off).");
int bt878_num;
struct bt878 bt878[BT878_MAX];
}
/* RISC instructions */
-#define RISC_WRITE (0x01 << 28)
-#define RISC_JUMP (0x07 << 28)
-#define RISC_SYNC (0x08 << 28)
+#define RISC_WRITE (0x01 << 28)
+#define RISC_JUMP (0x07 << 28)
+#define RISC_SYNC (0x08 << 28)
/* RISC bits */
-#define RISC_WR_SOL (1 << 27)
-#define RISC_WR_EOL (1 << 26)
-#define RISC_IRQ (1 << 24)
+#define RISC_WR_SOL (1 << 27)
+#define RISC_WR_EOL (1 << 26)
+#define RISC_IRQ (1 << 24)
#define RISC_STATUS(status) ((((~status) & 0x0F) << 20) | ((status & 0x0F) << 16))
-#define RISC_SYNC_RESYNC (1 << 15)
-#define RISC_SYNC_FM1 0x06
-#define RISC_SYNC_VRO 0x0C
+#define RISC_SYNC_RESYNC (1 << 15)
+#define RISC_SYNC_FM1 0x06
+#define RISC_SYNC_VRO 0x0C
#define RISC_FLUSH() bt->risc_pos = 0
-#define RISC_INSTR(instr) bt->risc_cpu[bt->risc_pos++] = cpu_to_le32(instr)
+#define RISC_INSTR(instr) bt->risc_cpu[bt->risc_pos++] = cpu_to_le32(instr)
static int bt878_make_risc(struct bt878 *bt)
{
RISC_INSTR(RISC_SYNC | RISC_SYNC_FM1 | op_sync_orin);
RISC_INSTR(0);
- dprintk("bt878: risc len lines %u, bytes per line %u\n",
+ dprintk("bt878: risc len lines %u, bytes per line %u\n",
bt->line_count, bt->line_bytes);
for (line = 0; line < bt->line_count; line++) {
// At the beginning of every block we issue an IRQ with previous (finished) block number set
* Hacked for DST to:
* SCERR | OCERR | FDSR | FTRGT | FBUS | RISCI
*/
- int_mask = BT878_ASCERR | BT878_AOCERR | BT878_APABORT |
- BT878_ARIPERR | BT878_APPERR | BT878_AFDSR | BT878_AFTRGT |
+ int_mask = BT878_ASCERR | BT878_AOCERR | BT878_APABORT |
+ BT878_ARIPERR | BT878_APPERR | BT878_AFDSR | BT878_AFTRGT |
BT878_AFBUS | BT878_ARISCI;
/* ignore pesky bits */
int_mask &= ~irq_err_ignore;
-
+
btwrite(int_mask, BT878_AINT_MASK);
btwrite(controlreg, BT878_AGPIO_DMA_CTL);
}