diff options
| -rw-r--r-- | src/device/azalia_device.c | 66 | ||||
| -rw-r--r-- | src/southbridge/intel/bd82x6x/azalia.c | 49 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801gx/azalia.c | 47 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801ix/azalia.c | 47 | ||||
| -rw-r--r-- | src/southbridge/intel/i82801jx/azalia.c | 47 | ||||
| -rw-r--r-- | src/southbridge/intel/ibexpeak/azalia.c | 49 |
6 files changed, 148 insertions, 157 deletions
diff --git a/src/device/azalia_device.c b/src/device/azalia_device.c index bd35c8e864..279f8a1a0a 100644 --- a/src/device/azalia_device.c +++ b/src/device/azalia_device.c @@ -19,9 +19,7 @@ static int set_bits(void *port, u32 mask, u32 val) reg32 |= val; write32(port, reg32); - /* Wait for readback of register to - * match what was just written to it - */ + /* Wait for readback of register to match what was just written to it */ count = 50; do { /* Wait 1ms based on BKDG wait time */ @@ -42,10 +40,10 @@ static int codec_detect(u8 *base) int count; /* Set Bit 0 to 1 to exit reset state (BAR + 0x8)[0] */ - if (set_bits(base + HDA_GCTL_REG, 1, 1) == -1) + if (set_bits(base + HDA_GCTL_REG, 1, HDA_GCTL_CRST) == -1) goto no_codec; - /* clear STATESTS bits (BAR + 0xE)[2:0] */ + /* clear STATESTS bits (BAR + 0xe)[2:0] */ reg32 = read32(base + HDA_STATESTS_REG); reg32 |= 7; write32(base + HDA_STATESTS_REG, reg32); @@ -63,12 +61,12 @@ static int codec_detect(u8 *base) if (!count) goto no_codec; - /* Set Bit0 to 0 to enter reset state (BAR + 0x8)[0] */ + /* Set Bit 0 to 0 to enter reset state (BAR + 0x8)[0] */ if (set_bits(base + HDA_GCTL_REG, 1, 0) == -1) goto no_codec; /* Set Bit 0 to 1 to exit reset state (BAR + 0x8)[0] */ - if (set_bits(base + HDA_GCTL_REG, 1, 1) == -1) + if (set_bits(base + HDA_GCTL_REG, 1, HDA_GCTL_CRST) == -1) goto no_codec; /* Read in Codec location (BAR + 0xe)[2..0] */ @@ -108,16 +106,14 @@ static u32 find_verb(struct device *dev, u32 viddid, const u32 **verb) return 0; } -/** - * Wait 50usec for the codec to indicate it is ready - * no response would imply that the codec is non-operative +/* + * Wait 50usec for the codec to indicate it is ready. + * No response would imply that the codec is non-operative. */ static int wait_for_ready(u8 *base) { - /* Use a 50 usec timeout - the Linux kernel uses the - * same duration */ - + /* Use a 50 usec timeout - the Linux kernel uses the same duration */ int timeout = 50; while (timeout--) { @@ -130,29 +126,29 @@ static int wait_for_ready(u8 *base) return -1; } -/** - * Wait 50usec for the codec to indicate that it accepted - * the previous command. No response would imply that the code - * is non-operative +/* + * Wait 50usec for the codec to indicate that it accepted the previous command. + * No response would imply that the code is non-operative. */ static int wait_for_valid(u8 *base) { - /* Use a 50 usec timeout - the Linux kernel uses the - * same duration */ - + u32 reg32; + /* Use a 50 usec timeout - the Linux kernel uses the same duration */ int timeout = 25; - write32(base + HDA_ICII_REG, - HDA_ICII_VALID | HDA_ICII_BUSY); + /* Send the verb to the codec */ + reg32 = read32(base + HDA_ICII_REG); + reg32 |= HDA_ICII_BUSY | HDA_ICII_VALID; + write32(base + HDA_ICII_REG, reg32); + while (timeout--) { udelay(1); } timeout = 50; while (timeout--) { - u32 reg32 = read32(base + HDA_ICII_REG); - if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == - HDA_ICII_VALID) + reg32 = read32(base + HDA_ICII_REG); + if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID) return 0; udelay(1); } @@ -170,18 +166,21 @@ static void codec_init(struct device *dev, u8 *base, int addr) printk(BIOS_DEBUG, "azalia_audio: Initializing codec #%d\n", addr); /* 1 */ - if (wait_for_ready(base) == -1) + if (wait_for_ready(base) == -1) { + printk(BIOS_DEBUG, " codec not ready.\n"); return; + } reg32 = (addr << 28) | 0x000f0000; write32(base + HDA_IC_REG, reg32); - if (wait_for_valid(base) == -1) + if (wait_for_valid(base) == -1) { + printk(BIOS_DEBUG, " codec not valid.\n"); return; - - reg32 = read32(base + HDA_IR_REG); + } /* 2 */ + reg32 = read32(base + HDA_IR_REG); printk(BIOS_DEBUG, "azalia_audio: codec viddid: %08x\n", reg32); verb_size = find_verb(dev, reg32, &verb); @@ -220,19 +219,18 @@ void azalia_audio_init(struct device *dev) struct resource *res; u32 codec_mask; - res = find_resource(dev, 0x10); + res = find_resource(dev, PCI_BASE_ADDRESS_0); if (!res) return; - // NOTE this will break as soon as the azalia_audio get's a bar above - // 4G. Is there anything we can do about it? + // NOTE this will break as soon as the azalia_audio get's a bar above 4G. + // Is there anything we can do about it? base = res2mmio(res, 0, 0); printk(BIOS_DEBUG, "azalia_audio: base = %p\n", base); codec_mask = codec_detect(base); if (codec_mask) { - printk(BIOS_DEBUG, "azalia_audio: codec_mask = %02x\n", - codec_mask); + printk(BIOS_DEBUG, "azalia_audio: codec_mask = %02x\n", codec_mask); codecs_init(dev, base, codec_mask); } } diff --git a/src/southbridge/intel/bd82x6x/azalia.c b/src/southbridge/intel/bd82x6x/azalia.c index 3d4f7ca7e6..15be4abaef 100644 --- a/src/southbridge/intel/bd82x6x/azalia.c +++ b/src/southbridge/intel/bd82x6x/azalia.c @@ -26,9 +26,7 @@ static int set_bits(void *port, u32 mask, u32 val) reg32 |= val; write32(port, reg32); - /* Wait for readback of register to - * match what was just written to it - */ + /* Wait for readback of register to match what was just written to it */ count = 50; do { /* Wait 1ms based on BKDG wait time */ @@ -48,14 +46,13 @@ static int codec_detect(u8 *base) u8 reg8; /* Set Bit 0 to 1 to exit reset state (BAR + 0x8)[0] */ - if (set_bits(base + HDA_GCTL_REG, 1, 1) == -1) + if (set_bits(base + HDA_GCTL_REG, 1, HDA_GCTL_CRST) == -1) goto no_codec; /* Write back the value once reset bit is set. */ - write16(base + HDA_GCAP_REG, - read16(base + HDA_GCAP_REG)); + write16(base + HDA_GCAP_REG, read16(base + HDA_GCAP_REG)); - /* Read in Codec location (BAR + 0xe)[2..0]*/ + /* Read in Codec location (BAR + 0xe)[2..0] */ reg8 = read8(base + HDA_STATESTS_REG); reg8 &= 0x0f; if (!reg8) @@ -73,15 +70,15 @@ no_codec: static u32 find_verb(struct device *dev, u32 viddid, const u32 **verb) { - int idx=0; + int idx = 0; while (idx < (cim_verb_data_size / sizeof(u32))) { - u32 verb_size = 4 * cim_verb_data[idx+2]; // in u32 + u32 verb_size = 4 * cim_verb_data[idx + 2]; // in u32 if (cim_verb_data[idx] != viddid) { - idx += verb_size + 3; // skip verb + header + idx += verb_size + 3; // skip verb + header continue; } - *verb = &cim_verb_data[idx+3]; + *verb = &cim_verb_data[idx + 3]; return verb_size; } @@ -89,15 +86,14 @@ static u32 find_verb(struct device *dev, u32 viddid, const u32 **verb) return 0; } -/** - * Wait 50usec for the codec to indicate it is ready - * no response would imply that the codec is non-operative +/* + * Wait 50usec for the codec to indicate it is ready. + * No response would imply that the codec is non-operative. */ static int wait_for_ready(u8 *base) { /* Use a 1msec timeout */ - int timeout = 1000; while (timeout--) { @@ -110,28 +106,25 @@ static int wait_for_ready(u8 *base) return -1; } -/** - * Wait 50usec for the codec to indicate that it accepted - * the previous command. No response would imply that the code - * is non-operative +/* + * Wait 50usec for the codec to indicate that it accepted the previous command. + * No response would imply that the code is non-operative. */ static int wait_for_valid(u8 *base) { u32 reg32; + /* Use a 1msec timeout */ + int timeout = 1000; /* Send the verb to the codec */ reg32 = read32(base + HDA_ICII_REG); reg32 |= HDA_ICII_BUSY | HDA_ICII_VALID; write32(base + HDA_ICII_REG, reg32); - /* Use a 1msec timeout */ - - int timeout = 1000; while (timeout--) { reg32 = read32(base + HDA_ICII_REG); - if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == - HDA_ICII_VALID) + if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID) return 0; udelay(1); } @@ -162,9 +155,8 @@ static void codec_init(struct device *dev, u8 *base, int addr) return; } - reg32 = read32(base + HDA_IR_REG); - /* 2 */ + reg32 = read32(base + HDA_IR_REG); printk(BIOS_DEBUG, "Azalia: codec viddid: %08x\n", reg32); verb_size = find_verb(dev, reg32, &verb); @@ -213,13 +205,12 @@ static void azalia_init(struct device *dev) u32 codec_mask; u32 reg32; - /* Find base address */ res = find_resource(dev, PCI_BASE_ADDRESS_0); if (!res) return; - // NOTE this will break as soon as the Azalia get's a bar above - // 4G. Is there anything we can do about it? + // NOTE this will break as soon as the Azalia get's a bar above 4G. + // Is there anything we can do about it? base = res2mmio(res, 0, 0); printk(BIOS_DEBUG, "Azalia: base = %08x\n", (u32)base); diff --git a/src/southbridge/intel/i82801gx/azalia.c b/src/southbridge/intel/i82801gx/azalia.c index add906962b..99582b41d6 100644 --- a/src/southbridge/intel/i82801gx/azalia.c +++ b/src/southbridge/intel/i82801gx/azalia.c @@ -42,15 +42,15 @@ static int codec_detect(u8 *base) { u32 reg32; - /* Set Bit0 to 0 to enter reset state (BAR + 0x8)[0] */ + /* Set Bit 0 to 0 to enter reset state (BAR + 0x8)[0] */ if (set_bits(base + HDA_GCTL_REG, 1, 0) == -1) goto no_codec; /* Set Bit 0 to 1 to exit reset state (BAR + 0x8)[0] */ - if (set_bits(base + HDA_GCTL_REG, 1, 1) == -1) + if (set_bits(base + HDA_GCTL_REG, 1, HDA_GCTL_CRST) == -1) goto no_codec; - /* Read in Codec location (BAR + 0xe)[2..0]*/ + /* Read in Codec location (BAR + 0xe)[2..0] */ reg32 = read32(base + HDA_STATESTS_REG); reg32 &= 0x0f; if (!reg32) @@ -71,12 +71,12 @@ static u32 find_verb(struct device *dev, u32 viddid, const u32 **verb) int idx = 0; while (idx < (cim_verb_data_size / sizeof(u32))) { - u32 verb_size = 4 * cim_verb_data[idx+2]; // in u32 + u32 verb_size = 4 * cim_verb_data[idx + 2]; // in u32 if (cim_verb_data[idx] != viddid) { - idx += verb_size + 3; // skip verb + header + idx += verb_size + 3; // skip verb + header continue; } - *verb = &cim_verb_data[idx+3]; + *verb = &cim_verb_data[idx + 3]; return verb_size; } @@ -84,9 +84,9 @@ static u32 find_verb(struct device *dev, u32 viddid, const u32 **verb) return 0; } -/** - * Wait 50usec for the codec to indicate it is ready - * no response would imply that the codec is non-operative +/* + * Wait 50usec for the codec to indicate it is ready. + * No response would imply that the codec is non-operative. */ static int wait_for_ready(u8 *base) @@ -104,23 +104,22 @@ static int wait_for_ready(u8 *base) return -1; } -/** - * Wait 50usec for the codec to indicate that it accepted the previous command. - * No response would imply that the code is non-operative. +/* + * Wait 50usec for the codec to indicate that it accepted the previous command. + * No response would imply that the code is non-operative. */ static int wait_for_valid(u8 *base) { u32 reg32; + /* Use a 50 usec timeout - the Linux kernel uses the same duration */ + int timeout = 50; /* Send the verb to the codec */ reg32 = read32(base + HDA_ICII_REG); reg32 |= HDA_ICII_BUSY | HDA_ICII_VALID; write32(base + HDA_ICII_REG, reg32); - /* Use a 50 usec timeout - the Linux kernel uses the same duration */ - - int timeout = 50; while (timeout--) { reg32 = read32(base + HDA_ICII_REG); if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID) @@ -141,18 +140,21 @@ static void codec_init(struct device *dev, u8 *base, int addr) printk(BIOS_DEBUG, "Azalia: Initializing codec #%d\n", addr); /* 1 */ - if (wait_for_ready(base) == -1) + if (wait_for_ready(base) == -1) { + printk(BIOS_DEBUG, " codec not ready.\n"); return; + } reg32 = (addr << 28) | 0x000f0000; write32(base + HDA_IC_REG, reg32); - if (wait_for_valid(base) == -1) + if (wait_for_valid(base) == -1) { + printk(BIOS_DEBUG, " codec not valid.\n"); return; - - reg32 = read32(base + HDA_IR_REG); + } /* 2 */ + reg32 = read32(base + HDA_IR_REG); printk(BIOS_DEBUG, "Azalia: codec viddid: %08x\n", reg32); verb_size = find_verb(dev, reg32, &verb); @@ -178,6 +180,7 @@ static void codec_init(struct device *dev, u8 *base, int addr) static void codecs_init(struct device *dev, u8 *base, u32 codec_mask) { int i; + for (i = 2; i >= 0; i--) { if (codec_mask & (1 << i)) codec_init(dev, base, i); @@ -230,12 +233,12 @@ static void azalia_init(struct device *dev) // Docking not supported pci_and_config8(dev, 0x4d, (u8)~(1 << 7)); // Docking Status - res = find_resource(dev, 0x10); + res = find_resource(dev, PCI_BASE_ADDRESS_0); if (!res) return; - // NOTE this will break as soon as the Azalia get's a bar above - // 4G. Is there anything we can do about it? + // NOTE this will break as soon as the Azalia get's a bar above 4G. + // Is there anything we can do about it? base = res2mmio(res, 0, 0); printk(BIOS_DEBUG, "Azalia: base = %08x\n", (u32)base); codec_mask = codec_detect(base); diff --git a/src/southbridge/intel/i82801ix/azalia.c b/src/southbridge/intel/i82801ix/azalia.c index f0c00b674e..1d1405ea46 100644 --- a/src/southbridge/intel/i82801ix/azalia.c +++ b/src/southbridge/intel/i82801ix/azalia.c @@ -42,15 +42,15 @@ static int codec_detect(u8 *base) { u32 reg32; - /* Set Bit0 to 0 to enter reset state (BAR + 0x8)[0] */ + /* Set Bit 0 to 0 to enter reset state (BAR + 0x8)[0] */ if (set_bits(base + HDA_GCTL_REG, 1, 0) == -1) goto no_codec; /* Set Bit 0 to 1 to exit reset state (BAR + 0x8)[0] */ - if (set_bits(base + HDA_GCTL_REG, 1, 1) == -1) + if (set_bits(base + HDA_GCTL_REG, 1, HDA_GCTL_CRST) == -1) goto no_codec; - /* Read in Codec location (BAR + 0xe)[2..0]*/ + /* Read in Codec location (BAR + 0xe)[2..0] */ reg32 = read32(base + HDA_STATESTS_REG); reg32 &= 0x0f; if (!reg32) @@ -71,12 +71,12 @@ static u32 find_verb(struct device *dev, u32 viddid, const u32 **verb) int idx = 0; while (idx < (cim_verb_data_size / sizeof(u32))) { - u32 verb_size = 4 * cim_verb_data[idx+2]; // in u32 + u32 verb_size = 4 * cim_verb_data[idx + 2]; // in u32 if (cim_verb_data[idx] != viddid) { - idx += verb_size + 3; // skip verb + header + idx += verb_size + 3; // skip verb + header continue; } - *verb = &cim_verb_data[idx+3]; + *verb = &cim_verb_data[idx + 3]; return verb_size; } @@ -84,9 +84,9 @@ static u32 find_verb(struct device *dev, u32 viddid, const u32 **verb) return 0; } -/** - * Wait 50usec for the codec to indicate it is ready - * no response would imply that the codec is non-operative +/* + * Wait 50usec for the codec to indicate it is ready. + * No response would imply that the codec is non-operative. */ static int wait_for_ready(u8 *base) @@ -104,23 +104,22 @@ static int wait_for_ready(u8 *base) return -1; } -/** - * Wait 50usec for the codec to indicate that it accepted the previous command. - * No response would imply that the code is non-operative. +/* + * Wait 50usec for the codec to indicate that it accepted the previous command. + * No response would imply that the code is non-operative. */ static int wait_for_valid(u8 *base) { u32 reg32; + /* Use a 50 usec timeout - the Linux kernel uses the same duration */ + int timeout = 50; /* Send the verb to the codec */ reg32 = read32(base + HDA_ICII_REG); reg32 |= HDA_ICII_BUSY | HDA_ICII_VALID; write32(base + HDA_ICII_REG, reg32); - /* Use a 50 usec timeout - the Linux kernel uses the same duration */ - - int timeout = 50; while (timeout--) { reg32 = read32(base + HDA_ICII_REG); if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID) @@ -141,18 +140,21 @@ static void codec_init(struct device *dev, u8 *base, int addr) printk(BIOS_DEBUG, "Azalia: Initializing codec #%d\n", addr); /* 1 */ - if (wait_for_ready(base) == -1) + if (wait_for_ready(base) == -1) { + printk(BIOS_DEBUG, " codec not ready.\n"); return; + } reg32 = (addr << 28) | 0x000f0000; write32(base + HDA_IC_REG, reg32); - if (wait_for_valid(base) == -1) + if (wait_for_valid(base) == -1) { + printk(BIOS_DEBUG, " codec not valid.\n"); return; - - reg32 = read32(base + HDA_IR_REG); + } /* 2 */ + reg32 = read32(base + HDA_IR_REG); printk(BIOS_DEBUG, "Azalia: codec viddid: %08x\n", reg32); verb_size = find_verb(dev, reg32, &verb); @@ -178,6 +180,7 @@ static void codec_init(struct device *dev, u8 *base, int addr) static void codecs_init(struct device *dev, u8 *base, u32 codec_mask) { int i; + for (i = 2; i >= 0; i--) { if (codec_mask & (1 << i)) codec_init(dev, base, i); @@ -224,12 +227,12 @@ static void azalia_init(struct device *dev) /* Lock some R/WO bits by writing their current value. */ pci_update_config32(dev, 0x74, ~0, 0); - res = find_resource(dev, 0x10); + res = find_resource(dev, PCI_BASE_ADDRESS_0); if (!res) return; - // NOTE this will break as soon as the Azalia get's a bar above - // 4G. Is there anything we can do about it? + // NOTE this will break as soon as the Azalia get's a bar above 4G. + // Is there anything we can do about it? base = res2mmio(res, 0, 0); printk(BIOS_DEBUG, "Azalia: base = %p\n", base); codec_mask = codec_detect(base); diff --git a/src/southbridge/intel/i82801jx/azalia.c b/src/southbridge/intel/i82801jx/azalia.c index b53d6415f8..3fa344dd38 100644 --- a/src/southbridge/intel/i82801jx/azalia.c +++ b/src/southbridge/intel/i82801jx/azalia.c @@ -42,15 +42,15 @@ static int codec_detect(u8 *base) { u32 reg32; - /* Set Bit0 to 0 to enter reset state (BAR + 0x8)[0] */ + /* Set Bit 0 to 0 to enter reset state (BAR + 0x8)[0] */ if (set_bits(base + HDA_GCTL_REG, 1, 0) == -1) goto no_codec; /* Set Bit 0 to 1 to exit reset state (BAR + 0x8)[0] */ - if (set_bits(base + HDA_GCTL_REG, 1, 1) == -1) + if (set_bits(base + HDA_GCTL_REG, 1, HDA_GCTL_CRST) == -1) goto no_codec; - /* Read in Codec location (BAR + 0xe)[2..0]*/ + /* Read in Codec location (BAR + 0xe)[2..0] */ reg32 = read32(base + HDA_STATESTS_REG); reg32 &= 0x0f; if (!reg32) @@ -71,12 +71,12 @@ static u32 find_verb(struct device *dev, u32 viddid, const u32 **verb) int idx = 0; while (idx < (cim_verb_data_size / sizeof(u32))) { - u32 verb_size = 4 * cim_verb_data[idx+2]; // in u32 + u32 verb_size = 4 * cim_verb_data[idx + 2]; // in u32 if (cim_verb_data[idx] != viddid) { - idx += verb_size + 3; // skip verb + header + idx += verb_size + 3; // skip verb + header continue; } - *verb = &cim_verb_data[idx+3]; + *verb = &cim_verb_data[idx + 3]; return verb_size; } @@ -84,9 +84,9 @@ static u32 find_verb(struct device *dev, u32 viddid, const u32 **verb) return 0; } -/** - * Wait 50usec for the codec to indicate it is ready - * no response would imply that the codec is non-operative +/* + * Wait 50usec for the codec to indicate it is ready. + * No response would imply that the codec is non-operative. */ static int wait_for_ready(u8 *base) @@ -104,23 +104,22 @@ static int wait_for_ready(u8 *base) return -1; } -/** - * Wait 50usec for the codec to indicate that it accepted the previous command. - * No response would imply that the code is non-operative. +/* + * Wait 50usec for the codec to indicate that it accepted the previous command. + * No response would imply that the code is non-operative. */ static int wait_for_valid(u8 *base) { u32 reg32; + /* Use a 50 usec timeout - the Linux kernel uses the same duration */ + int timeout = 50; /* Send the verb to the codec */ reg32 = read32(base + HDA_ICII_REG); reg32 |= HDA_ICII_BUSY | HDA_ICII_VALID; write32(base + HDA_ICII_REG, reg32); - /* Use a 50 usec timeout - the Linux kernel uses the same duration */ - - int timeout = 50; while (timeout--) { reg32 = read32(base + HDA_ICII_REG); if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID) @@ -141,18 +140,21 @@ static void codec_init(struct device *dev, u8 *base, int addr) printk(BIOS_DEBUG, "Azalia: Initializing codec #%d\n", addr); /* 1 */ - if (wait_for_ready(base) == -1) + if (wait_for_ready(base) == -1) { + printk(BIOS_DEBUG, " codec not ready.\n"); return; + } reg32 = (addr << 28) | 0x000f0000; write32(base + HDA_IC_REG, reg32); - if (wait_for_valid(base) == -1) + if (wait_for_valid(base) == -1) { + printk(BIOS_DEBUG, " codec not valid.\n"); return; - - reg32 = read32(base + HDA_IR_REG); + } /* 2 */ + reg32 = read32(base + HDA_IR_REG); printk(BIOS_DEBUG, "Azalia: codec viddid: %08x\n", reg32); verb_size = find_verb(dev, reg32, &verb); @@ -178,6 +180,7 @@ static void codec_init(struct device *dev, u8 *base, int addr) static void codecs_init(struct device *dev, u8 *base, u32 codec_mask) { int i; + for (i = 2; i >= 0; i--) { if (codec_mask & (1 << i)) codec_init(dev, base, i); @@ -224,12 +227,12 @@ static void azalia_init(struct device *dev) /* Lock some R/WO bits by writing their current value. */ pci_update_config32(dev, 0x74, ~0, 0); - res = find_resource(dev, 0x10); + res = find_resource(dev, PCI_BASE_ADDRESS_0); if (!res) return; - // NOTE this will break as soon as the Azalia get's a bar above - // 4G. Is there anything we can do about it? + // NOTE this will break as soon as the Azalia get's a bar above 4G. + // Is there anything we can do about it? base = res2mmio(res, 0, 0); printk(BIOS_DEBUG, "Azalia: base = %p\n", base); codec_mask = codec_detect(base); diff --git a/src/southbridge/intel/ibexpeak/azalia.c b/src/southbridge/intel/ibexpeak/azalia.c index 47d595c2a1..f686514310 100644 --- a/src/southbridge/intel/ibexpeak/azalia.c +++ b/src/southbridge/intel/ibexpeak/azalia.c @@ -22,9 +22,7 @@ static int set_bits(void *port, u32 mask, u32 val) reg32 |= val; write32(port, reg32); - /* Wait for readback of register to - * match what was just written to it - */ + /* Wait for readback of register to match what was just written to it */ count = 50; do { /* Wait 1ms based on BKDG wait time */ @@ -44,14 +42,13 @@ static int codec_detect(u8 *base) u8 reg8; /* Set Bit 0 to 1 to exit reset state (BAR + 0x8)[0] */ - if (set_bits(base + HDA_GCTL_REG, 1, 1) == -1) + if (set_bits(base + HDA_GCTL_REG, 1, HDA_GCTL_CRST) == -1) goto no_codec; /* Write back the value once reset bit is set. */ - write16(base + HDA_GCAP_REG, - read16(base + HDA_GCAP_REG)); + write16(base + HDA_GCAP_REG, read16(base + HDA_GCAP_REG)); - /* Read in Codec location (BAR + 0xe)[2..0]*/ + /* Read in Codec location (BAR + 0xe)[2..0] */ reg8 = read8(base + HDA_STATESTS_REG); reg8 &= 0x0f; if (!reg8) @@ -69,15 +66,15 @@ no_codec: static u32 find_verb(struct device *dev, u32 viddid, const u32 **verb) { - int idx=0; + int idx = 0; while (idx < (cim_verb_data_size / sizeof(u32))) { - u32 verb_size = 4 * cim_verb_data[idx+2]; // in u32 + u32 verb_size = 4 * cim_verb_data[idx + 2]; // in u32 if (cim_verb_data[idx] != viddid) { - idx += verb_size + 3; // skip verb + header + idx += verb_size + 3; // skip verb + header continue; } - *verb = &cim_verb_data[idx+3]; + *verb = &cim_verb_data[idx + 3]; return verb_size; } @@ -85,15 +82,14 @@ static u32 find_verb(struct device *dev, u32 viddid, const u32 **verb) return 0; } -/** - * Wait 50usec for the codec to indicate it is ready - * no response would imply that the codec is non-operative +/* + * Wait 50usec for the codec to indicate it is ready. + * No response would imply that the codec is non-operative. */ static int wait_for_ready(u8 *base) { /* Use a 1msec timeout */ - int timeout = 1000; while (timeout--) { @@ -106,28 +102,25 @@ static int wait_for_ready(u8 *base) return -1; } -/** - * Wait 50usec for the codec to indicate that it accepted - * the previous command. No response would imply that the code - * is non-operative +/* + * Wait 50usec for the codec to indicate that it accepted the previous command. + * No response would imply that the code is non-operative. */ static int wait_for_valid(u8 *base) { u32 reg32; + /* Use a 1msec timeout */ + int timeout = 1000; /* Send the verb to the codec */ reg32 = read32(base + HDA_ICII_REG); reg32 |= HDA_ICII_BUSY | HDA_ICII_VALID; write32(base + HDA_ICII_REG, reg32); - /* Use a 1msec timeout */ - - int timeout = 1000; while (timeout--) { reg32 = read32(base + HDA_ICII_REG); - if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == - HDA_ICII_VALID) + if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID) return 0; udelay(1); } @@ -158,9 +151,8 @@ static void codec_init(struct device *dev, u8 *base, int addr) return; } - reg32 = read32(base + HDA_IR_REG); - /* 2 */ + reg32 = read32(base + HDA_IR_REG); printk(BIOS_DEBUG, "Azalia: codec viddid: %08x\n", reg32); verb_size = find_verb(dev, reg32, &verb); @@ -186,6 +178,7 @@ static void codec_init(struct device *dev, u8 *base, int addr) static void codecs_init(struct device *dev, u8 *base, u32 codec_mask) { int i; + for (i = 3; i >= 0; i--) { if (codec_mask & (1 << i)) codec_init(dev, base, i); @@ -216,8 +209,8 @@ static void azalia_init(struct device *dev) if (!res) return; - // NOTE this will break as soon as the Azalia get's a bar above - // 4G. Is there anything we can do about it? + // NOTE this will break as soon as the Azalia get's a bar above 4G. + // Is there anything we can do about it? base = res2mmio(res, 0, 0); printk(BIOS_DEBUG, "Azalia: base = %08x\n", (u32)base); |