1 files changed, 18 insertions, 16 deletions

diff --git a/fw/fe310/eos/soc/i2s.h b/fw/fe310/eos/soc/i2s.h
index c5e92b7..e2155a4 100644
--- a/fw/fe310/eos/soc/i2s.h
+++ b/fw/fe310/eos/soc/i2s.h
@@ -2,39 +2,41 @@
 
 #include "i2s_def.h"
 
+#define EOS_I2S_MODE_STEREO     0
+#define EOS_I2S_MODE_MONO_L     1
+#define EOS_I2S_MODE_MONO_R     2
+
 typedef struct EOSABuf {
     uint16_t idx_r;
     uint16_t idx_w;
     uint16_t size;
-    uint8_t *array;
+    uint16_t *array;
 } EOSABuf;
 
 typedef void (*eos_i2s_handler_t) (unsigned char);
 
-int eos_i2s_init(uint8_t wakeup_cause);
-void eos_i2s_init_mux(void);
-void eos_i2s_start(uint32_t sample_rate);
+int eos_i2s_init(void);
+int eos_i2s_start(uint32_t sample_rate, int mode);
 void eos_i2s_stop(void);
 int eos_i2s_running(void);
-void eos_i2s_set_fmt(unsigned char fmt);
-void eos_i2s_set_mode(unsigned char mode);
+int eos_i2s_set_lsgain(int gain);
 
 void eos_i2s_mic_set_handler(eos_i2s_handler_t handler, uint16_t wm);
-void eos_i2s_mic_set_buf(uint8_t *mic_arr, uint16_t mic_arr_size);
-uint8_t *eos_i2s_mic_get_buf(void);
+void eos_i2s_mic_set_buf(uint16_t *mic_arr, uint16_t mic_arr_size);
+uint16_t *eos_i2s_mic_get_buf(void);
 uint16_t eos_i2s_mic_len(void);
-uint16_t eos_i2s_mic_read(uint8_t *sample, uint16_t ssize);
-int eos_i2s_mic_pop8(uint8_t *sample);
-int eos_i2s_mic_pop16(uint16_t *sample);
+uint16_t eos_i2s_mic_read(uint16_t *smpl_buf, uint16_t buf_size);
+int eos_i2s_mic_pop(uint16_t *sample);
 int eos_i2s_mic_get_vol(void);
 void eos_i2s_mic_set_vol(int vol);
 
 void eos_i2s_spk_set_handler(eos_i2s_handler_t handler, uint16_t wm);
-void eos_i2s_spk_set_buf(uint8_t *spk_arr, uint16_t spk_arr_size);
-uint8_t *eos_i2s_spk_get_buf(void);
+void eos_i2s_spk_set_buf(uint16_t *spk_arr, uint16_t spk_arr_size);
+uint16_t *eos_i2s_spk_get_buf(void);
 uint16_t eos_i2s_spk_len(void);
-uint16_t eos_i2s_spk_write(uint8_t *sample, uint16_t ssize, uint8_t transform);
-int eos_i2s_spk_push8(uint8_t sample);
-int eos_i2s_spk_push16(uint16_t sample);
+uint16_t eos_i2s_spk_write(uint16_t *smpl_buf, uint16_t buf_len);
+int eos_i2s_spk_push(uint16_t sample);
 int eos_i2s_spk_get_vol(void);
 void eos_i2s_spk_set_vol(int vol);
+
+void eos_i2s_hp_change(int hp_det);