Initial import

1 files changed, 231 insertions, 0 deletions

diff --git a/sound/pci/cs46xx/dsp_spos.h b/sound/pci/cs46xx/dsp_spos.h
new file mode 100644
index 000000000..ca47a8114
--- /dev/null
+++ b/sound/pci/cs46xx/dsp_spos.h
@@ -0,0 +1,231 @@
+/*
+ *  The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards
+ *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
+ *
+ *
+ *   This program is free software; you can redistribute it and/or 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
+ *
+ */
+
+/*
+ * 2002-07 Benny Sjostrand benny@hostmobility.com
+ */
+
+#ifdef  CONFIG_SND_CS46XX_NEW_DSP /* hack ... */
+#ifndef __DSP_SPOS_H__
+#define __DSP_SPOS_H__
+
+#define DSP_MAX_SYMBOLS 1024
+#define DSP_MAX_MODULES 64
+
+#define DSP_CODE_BYTE_SIZE             0x00007000UL
+#define DSP_PARAMETER_BYTE_SIZE        0x00003000UL
+#define DSP_SAMPLE_BYTE_SIZE           0x00003800UL
+#define DSP_PARAMETER_BYTE_OFFSET      0x00000000UL
+#define DSP_SAMPLE_BYTE_OFFSET         0x00010000UL
+#define DSP_CODE_BYTE_OFFSET           0x00020000UL
+
+#define WIDE_INSTR_MASK       0x0040
+#define WIDE_LADD_INSTR_MASK  0x0380
+
+/* this instruction types
+   needs to be reallocated when load
+   code into DSP */
+enum wide_opcode {
+	WIDE_FOR_BEGIN_LOOP = 0x20,
+	WIDE_FOR_BEGIN_LOOP2,
+
+	WIDE_COND_GOTO_ADDR = 0x30,
+	WIDE_COND_GOTO_CALL,
+
+	WIDE_TBEQ_COND_GOTO_ADDR = 0x70,
+	WIDE_TBEQ_COND_CALL_ADDR,
+	WIDE_TBEQ_NCOND_GOTO_ADDR,
+	WIDE_TBEQ_NCOND_CALL_ADDR,
+	WIDE_TBEQ_COND_GOTO1_ADDR,
+	WIDE_TBEQ_COND_CALL1_ADDR,
+	WIDE_TBEQ_NCOND_GOTOI_ADDR,
+	WIDE_TBEQ_NCOND_CALL1_ADDR,
+};
+
+/* SAMPLE segment */
+#define VARI_DECIMATE_BUF1       0x0000
+#define WRITE_BACK_BUF1          0x0400
+#define CODEC_INPUT_BUF1         0x0500
+#define PCM_READER_BUF1          0x0600
+#define SRC_DELAY_BUF1           0x0680
+#define VARI_DECIMATE_BUF0       0x0780
+#define SRC_OUTPUT_BUF1          0x07A0
+#define ASYNC_IP_OUTPUT_BUFFER1  0x0A00
+#define OUTPUT_SNOOP_BUFFER      0x0B00
+#define SPDIFI_IP_OUTPUT_BUFFER1 0x0E00
+#define SPDIFO_IP_OUTPUT_BUFFER1 0x1000
+#define MIX_SAMPLE_BUF1          0x1400
+#define MIX_SAMPLE_BUF2          0x2E80
+#define MIX_SAMPLE_BUF3          0x2F00
+#define MIX_SAMPLE_BUF4          0x2F80
+#define MIX_SAMPLE_BUF5          0x3000
+
+/* Task stack address */
+#define HFG_STACK                0x066A
+#define FG_STACK                 0x066E
+#define BG_STACK                 0x068E
+
+/* SCB's addresses */
+#define SPOSCB_ADDR              0x070
+#define BG_TREE_SCB_ADDR         0x635
+#define NULL_SCB_ADDR            0x000
+#define TIMINGMASTER_SCB_ADDR    0x010
+#define CODECOUT_SCB_ADDR        0x020
+#define PCMREADER_SCB_ADDR       0x030
+#define WRITEBACK_SCB_ADDR       0x040
+#define CODECIN_SCB_ADDR         0x080
+#define MASTERMIX_SCB_ADDR       0x090
+#define SRCTASK_SCB_ADDR         0x0A0
+#define VARIDECIMATE_SCB_ADDR    0x0B0
+#define PCMSERIALIN_SCB_ADDR     0x0C0
+#define FG_TASK_HEADER_ADDR      0x600
+#define ASYNCTX_SCB_ADDR         0x0E0
+#define ASYNCRX_SCB_ADDR         0x0F0
+#define SRCTASKII_SCB_ADDR       0x100
+#define OUTPUTSNOOP_SCB_ADDR     0x110
+#define PCMSERIALINII_SCB_ADDR   0x120
+#define SPIOWRITE_SCB_ADDR       0x130
+#define REAR_CODECOUT_SCB_ADDR   0x140
+#define OUTPUTSNOOPII_SCB_ADDR   0x150
+#define PCMSERIALIN_PCM_SCB_ADDR 0x160
+#define RECORD_MIXER_SCB_ADDR    0x170
+#define REAR_MIXER_SCB_ADDR      0x180
+#define CLFE_MIXER_SCB_ADDR      0x190
+#define CLFE_CODEC_SCB_ADDR      0x1A0
+
+/* hyperforground SCB's*/
+#define HFG_TREE_SCB             0xBA0
+#define SPDIFI_SCB_INST          0xBB0
+#define SPDIFO_SCB_INST          0xBC0
+#define WRITE_BACK_SPB           0x0D0
+
+/* offsets */
+#define AsyncCIOFIFOPointer  0xd
+#define SPDIFOFIFOPointer    0xd
+#define SPDIFIFIFOPointer    0xd
+#define TCBData              0xb
+#define HFGFlags             0xa
+#define TCBContextBlk        0x10
+#define AFGTxAccumPhi        0x4
+#define SCBsubListPtr        0x9
+#define SCBfuncEntryPtr      0xA
+#define SRCCorPerGof         0x2
+#define SRCPhiIncr6Int26Frac 0xd
+#define SCBVolumeCtrl        0xe
+
+/* conf */
+#define UseASER1Input 1
+
+
+
+/*
+ * The following defines are for the flags in the rsConfig01/23 registers of
+ * the SP.
+ */
+
+#define RSCONFIG_MODULO_SIZE_MASK               0x0000000FL
+#define RSCONFIG_MODULO_16                      0x00000001L
+#define RSCONFIG_MODULO_32                      0x00000002L
+#define RSCONFIG_MODULO_64                      0x00000003L
+#define RSCONFIG_MODULO_128                     0x00000004L
+#define RSCONFIG_MODULO_256                     0x00000005L
+#define RSCONFIG_MODULO_512                     0x00000006L
+#define RSCONFIG_MODULO_1024                    0x00000007L
+#define RSCONFIG_MODULO_4                       0x00000008L
+#define RSCONFIG_MODULO_8                       0x00000009L
+#define RSCONFIG_SAMPLE_SIZE_MASK               0x000000C0L
+#define RSCONFIG_SAMPLE_8MONO                   0x00000000L
+#define RSCONFIG_SAMPLE_8STEREO                 0x00000040L
+#define RSCONFIG_SAMPLE_16MONO                  0x00000080L
+#define RSCONFIG_SAMPLE_16STEREO                0x000000C0L
+#define RSCONFIG_UNDERRUN_ZERO                  0x00004000L
+#define RSCONFIG_DMA_TO_HOST                    0x00008000L
+#define RSCONFIG_STREAM_NUM_MASK                0x00FF0000L
+#define RSCONFIG_MAX_DMA_SIZE_MASK              0x1F000000L
+#define RSCONFIG_DMA_ENABLE                     0x20000000L
+#define RSCONFIG_PRIORITY_MASK                  0xC0000000L
+#define RSCONFIG_PRIORITY_HIGH                  0x00000000L
+#define RSCONFIG_PRIORITY_MEDIUM_HIGH           0x40000000L
+#define RSCONFIG_PRIORITY_MEDIUM_LOW            0x80000000L
+#define RSCONFIG_PRIORITY_LOW                   0xC0000000L
+#define RSCONFIG_STREAM_NUM_SHIFT               16L
+#define RSCONFIG_MAX_DMA_SIZE_SHIFT             24L
+
+/* SP constants */
+#define FG_INTERVAL_TIMER_PERIOD                0x0051
+#define BG_INTERVAL_TIMER_PERIOD                0x0100
+
+
+/* Only SP accessible registers */
+#define SP_ASER_COUNTDOWN 0x8040
+#define SP_SPDOUT_FIFO    0x0108
+#define SP_SPDIN_MI_FIFO  0x01E0
+#define SP_SPDIN_D_FIFO   0x01F0
+#define SP_SPDIN_STATUS   0x8048
+#define SP_SPDIN_CONTROL  0x8049
+#define SP_SPDIN_FIFOPTR  0x804A
+#define SP_SPDOUT_STATUS  0x804C
+#define SP_SPDOUT_CONTROL 0x804D
+#define SP_SPDOUT_CSUV    0x808E
+
+static inline u8 _wrap_all_bits (u8 val)
+{
+	u8 wrapped;
+	
+	/* wrap all 8 bits */
+	wrapped = 
+		((val & 0x1 ) << 7) |
+		((val & 0x2 ) << 5) |
+		((val & 0x4 ) << 3) |
+		((val & 0x8 ) << 1) |
+		((val & 0x10) >> 1) |
+		((val & 0x20) >> 3) |
+		((val & 0x40) >> 5) |
+		((val & 0x80) >> 7);
+
+	return wrapped;
+}
+
+static inline void cs46xx_dsp_spos_update_scb (struct snd_cs46xx * chip,
+					       struct dsp_scb_descriptor * scb) 
+{
+	/* update nextSCB and subListPtr in SCB */
+	snd_cs46xx_poke(chip,
+			(scb->address + SCBsubListPtr) << 2,
+			(scb->sub_list_ptr->address << 0x10) |
+			(scb->next_scb_ptr->address));	
+	scb->updated = 1;
+}
+
+static inline void cs46xx_dsp_scb_set_volume (struct snd_cs46xx * chip,
+					      struct dsp_scb_descriptor * scb,
+					      u16 left, u16 right)
+{
+	unsigned int val = ((0xffff - left) << 16 | (0xffff - right));
+
+	snd_cs46xx_poke(chip, (scb->address + SCBVolumeCtrl) << 2, val);
+	snd_cs46xx_poke(chip, (scb->address + SCBVolumeCtrl + 1) << 2, val);
+	scb->volume_set = 1;
+	scb->volume[0] = left;
+	scb->volume[1] = right;
+}
+#endif /* __DSP_SPOS_H__ */
+#endif /* CONFIG_SND_CS46XX_NEW_DSP  */