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added debug output for accessed codec registers in case of timeout

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@25978 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Jérôme Duval
2008-06-16 22:05:53 +00:00
parent 49a0ff0c19
commit 6ae6d56c27
1 changed files with 6 additions and 0 deletions
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src/add-ons/kernel/drivers/audio/ac97/auich/io.c
+6
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@@ -104,6 +104,9 @@ auich_reg_write_32(device_config *config, uint8 regno, uint32 value)
} }
/* codec */ /* codec */
static uint8 sCodecLastReadRegister = 0;
static uint8 sCodecLastWrittenRegister = 0;
static int static int
auich_codec_wait(device_config *config) auich_codec_wait(device_config *config)
{ {
@@ -119,6 +122,7 @@ auich_codec_wait(device_config *config)
* reset the semaphore. So even if you don't get the semaphore, still * reset the semaphore. So even if you don't get the semaphore, still
* continue the access. We don't really need the semaphore anyway. */ * continue the access. We don't really need the semaphore anyway. */
PRINT(("codec semaphore timed out!\n")); PRINT(("codec semaphore timed out!\n"));
PRINT(("last read/write registers: %x/%x\n", sCodecLastReadRegister, sCodecLastWrittenRegister));
return B_OK; return B_OK;
} }
@@ -126,6 +130,7 @@ auich_codec_wait(device_config *config)
uint16 uint16
auich_codec_read(device_config *config, uint8 regno) auich_codec_read(device_config *config, uint8 regno)
{ {
sCodecLastReadRegister = regno;
ASSERT(regno >= 0); ASSERT(regno >= 0);
ASSERT(((config->type & TYPE_ICH4) != 0 && regno <= 511) || regno <= 255); ASSERT(((config->type & TYPE_ICH4) != 0 && regno <= 511) || regno <= 255);
if (auich_codec_wait(config)!=B_OK) { if (auich_codec_wait(config)!=B_OK) {
@@ -142,6 +147,7 @@ auich_codec_read(device_config *config, uint8 regno)
void void
auich_codec_write(device_config *config, uint8 regno, uint16 value) auich_codec_write(device_config *config, uint8 regno, uint16 value)
{ {
sCodecLastWrittenRegister = regno;
ASSERT(regno >= 0); ASSERT(regno >= 0);
ASSERT(((config->type & TYPE_ICH4) != 0 && regno <= 511) || regno <= 255); ASSERT(((config->type & TYPE_ICH4) != 0 && regno <= 511) || regno <= 255);
if (auich_codec_wait(config)!=B_OK) { if (auich_codec_wait(config)!=B_OK) {