Add aica firmware

[linux-libre-firmware.git] / aica / arm / aica.h

diff --git a/aica/arm/aica.h b/aica/arm/aica.h
new file mode 100644 (file)
index 0000000..15c45ea
--- /dev/null
+++ b/aica/arm/aica.h
@@ -0,0 +1,27 @@
+#ifndef __AICA_H
+#define __AICA_H
+
+/* volatile unsigned char *dc_snd_base = (unsigned char *)0x00800000; */
+#define dc_snd_base ((volatile unsigned char *)0x00800000)
+
+/* Some convienence macros */
+#define SNDREG32A(x) ((volatile unsigned long *)(dc_snd_base + (x)))
+#define SNDREG32(x) (*SNDREG32A(x))
+#define SNDREG8A(x) (dc_snd_base + (x))
+#define SNDREG8(x) (*SNDREG8A(x))
+#define CHNREG32A(chn, x) SNDREG32A(0x80*(chn) + (x))
+#define CHNREG32(chn, x) (*CHNREG32A(chn, x))
+#define CHNREG8A(chn, x) SNDREG8A(0x80*(chn) + (x))
+#define CHNREG8(chn, x) (*CHNREG8A(chn, x))
+
+void aica_init();
+void aica_play(int ch, int delay);
+void aica_sync_play(uint32 chmap);
+void aica_stop(int ch);
+void aica_vol(int ch);
+void aica_pan(int ch);
+void aica_freq(int ch);
+int aica_get_pos(int ch);
+
+#endif  /* __AICA_H */
+