Changeset b130d0e in mainline for uspace/drv/audio/sb16/mixer.c

Timestamp:

2011-10-24T13:17:26Z (14 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

b7f7183

Parents:

25f8e5d

Message:

sb16: Dump PNP registers on startup. Move well-known mixer addresses to one place.

File:

• uspace/drv/audio/sb16/mixer.c (modified) (2 diffs)

uspace/drv/audio/sb16/mixer.c

@@ -34 +34 @@
 #include "mixer.h"
 
-#define CT_MIXER_RESET_ADDRESS 0x00
-
 typedef struct channel {
         uint8_t address;
@@ -186 +184 @@
 
         if (type != SB_MIXER_NONE) {
-                pio_write_8(&regs->mixer_address, CT_MIXER_RESET_ADDRESS);
+                pio_write_8(&regs->mixer_address, MIXER_RESET_ADDRESS);
                 pio_write_8(&regs->mixer_data, 1);
                 sb_mixer_max_master_levels(mixer);
         }
+        pio_write_8(&regs->mixer_address, MIXER_PNP_IRQ_ADDRESS);
+        const uint8_t irq = pio_read_8(&regs->mixer_data);
+        pio_write_8(&regs->mixer_address, MIXER_PNP_DMA_ADDRESS);
+        const uint8_t dma = pio_read_8(&regs->mixer_data);
+        ddf_log_debug("SB16 setup with IRQ 0x%hhx and DMA 0x%hhx.\n", irq, dma);
         return EOK;
 }