diff options
Diffstat (limited to 'src')
22 files changed, 331 insertions, 305 deletions
diff --git a/src/soc/intel/baytrail/acpi/device_nvs.asl b/src/soc/intel/baytrail/acpi/device_nvs.asl index 31f18a0957..3722856331 100644 --- a/src/soc/intel/baytrail/acpi/device_nvs.asl +++ b/src/soc/intel/baytrail/acpi/device_nvs.asl @@ -2,67 +2,67 @@ /* Device Enabled in ACPI Mode */ -S0EN, 8, // SDMA Enable -S1EN, 8, // I2C1 Enable -S2EN, 8, // I2C2 Enable -S3EN, 8, // I2C3 Enable -S4EN, 8, // I2C4 Enable -S5EN, 8, // I2C5 Enable -S6EN, 8, // I2C6 Enable -S7EN, 8, // I2C7 Enable -S8EN, 8, // SDMA2 Enable -S9EN, 8, // SPI Enable -SAEN, 8, // PWM1 Enable -SBEN, 8, // PWM2 Enable -SCEN, 8, // UART2 Enable -SDEN, 8, // UART2 Enable -C0EN, 8, // MMC Enable -C1EN, 8, // SDIO Enable -C2EN, 8, // SD Card Enable -LPEN, 8, // LPE Enable +S0EN, 8, /* SDMA Enable */ +S1EN, 8, /* I2C1 Enable */ +S2EN, 8, /* I2C2 Enable */ +S3EN, 8, /* I2C3 Enable */ +S4EN, 8, /* I2C4 Enable */ +S5EN, 8, /* I2C5 Enable */ +S6EN, 8, /* I2C6 Enable */ +S7EN, 8, /* I2C7 Enable */ +S8EN, 8, /* SDMA2 Enable */ +S9EN, 8, /* SPI Enable */ +SAEN, 8, /* PWM1 Enable */ +SBEN, 8, /* PWM2 Enable */ +SCEN, 8, /* UART2 Enable */ +SDEN, 8, /* UART2 Enable */ +C0EN, 8, /* MMC Enable */ +C1EN, 8, /* SDIO Enable */ +C2EN, 8, /* SD Card Enable */ +LPEN, 8, /* LPE Enable */ /* BAR 0 */ -S0B0, 32, // SDMA BAR0 -S1B0, 32, // I2C1 BAR0 -S2B0, 32, // I2C2 BAR0 -S3B0, 32, // I2C3 BAR0 -S4B0, 32, // I2C4 BAR0 -S5B0, 32, // I2C5 BAR0 -S6B0, 32, // I2C6 BAR0 -S7B0, 32, // I2C7 BAR0 -S8B0, 32, // SDMA2 BAR0 -S9B0, 32, // SPI BAR0 -SAB0, 32, // PWM1 BAR0 -SBB0, 32, // PWM2 BAR0 -SCB0, 32, // UART1 BAR0 -SDB0, 32, // UART2 BAR0 -C0B0, 32, // MMC BAR0 -C1B0, 32, // SDIO BAR0 -C2B0, 32, // SD Card BAR0 -LPB0, 32, // LPE BAR0 +S0B0, 32, /* SDMA BAR0 */ +S1B0, 32, /* I2C1 BAR0 */ +S2B0, 32, /* I2C2 BAR0 */ +S3B0, 32, /* I2C3 BAR0 */ +S4B0, 32, /* I2C4 BAR0 */ +S5B0, 32, /* I2C5 BAR0 */ +S6B0, 32, /* I2C6 BAR0 */ +S7B0, 32, /* I2C7 BAR0 */ +S8B0, 32, /* SDMA2 BAR0 */ +S9B0, 32, /* SPI BAR0 */ +SAB0, 32, /* PWM1 BAR0 */ +SBB0, 32, /* PWM2 BAR0 */ +SCB0, 32, /* UART1 BAR0 */ +SDB0, 32, /* UART2 BAR0 */ +C0B0, 32, /* MMC BAR0 */ +C1B0, 32, /* SDIO BAR0 */ +C2B0, 32, /* SD Card BAR0 */ +LPB0, 32, /* LPE BAR0 */ /* BAR 1 */ -S0B1, 32, // SDMA BAR1 -S1B1, 32, // I2C1 BAR1 -S2B1, 32, // I2C2 BAR1 -S3B1, 32, // I2C3 BAR1 -S4B1, 32, // I2C4 BAR1 -S5B1, 32, // I2C5 BAR1 -S6B1, 32, // I2C6 BAR1 -S7B1, 32, // I2C7 BAR1 -S8B1, 32, // SDMA2 BAR1 -S9B1, 32, // SPI BAR1 -SAB1, 32, // PWM1 BAR1 -SBB1, 32, // PWM2 BAR1 -SCB1, 32, // UART1 BAR1 -SDB1, 32, // UART2 BAR1 -C0B1, 32, // MMC BAR1 -C1B1, 32, // SDIO BAR1 -C2B1, 32, // SD Card BAR1 -LPB1, 32, // LPE BAR1 +S0B1, 32, /* SDMA BAR1 */ +S1B1, 32, /* I2C1 BAR1 */ +S2B1, 32, /* I2C2 BAR1 */ +S3B1, 32, /* I2C3 BAR1 */ +S4B1, 32, /* I2C4 BAR1 */ +S5B1, 32, /* I2C5 BAR1 */ +S6B1, 32, /* I2C6 BAR1 */ +S7B1, 32, /* I2C7 BAR1 */ +S8B1, 32, /* SDMA2 BAR1 */ +S9B1, 32, /* SPI BAR1 */ +SAB1, 32, /* PWM1 BAR1 */ +SBB1, 32, /* PWM2 BAR1 */ +SCB1, 32, /* UART1 BAR1 */ +SDB1, 32, /* UART2 BAR1 */ +C0B1, 32, /* MMC BAR1 */ +C1B1, 32, /* SDIO BAR1 */ +C2B1, 32, /* SD Card BAR1 */ +LPB1, 32, /* LPE BAR1 */ /* Extra */ -LPFW, 32, // LPE BAR2 Firmware +LPFW, 32, /* LPE BAR2 Firmware */ diff --git a/src/soc/intel/baytrail/acpi/dptf/dptf.asl b/src/soc/intel/baytrail/acpi/dptf/dptf.asl index 68df2751fc..66bfa45705 100644 --- a/src/soc/intel/baytrail/acpi/dptf/dptf.asl +++ b/src/soc/intel/baytrail/acpi/dptf/dptf.asl @@ -26,7 +26,8 @@ Device (DPTF) } } - /* Arg0: Buffer containing UUID + /* + * Arg0: Buffer containing UUID * Arg1: Integer containing Revision ID of buffer format * Arg2: Integer containing count of entries in Arg3 * Arg3: Buffer containing list of DWORD capabilities diff --git a/src/soc/intel/baytrail/acpi/globalnvs.asl b/src/soc/intel/baytrail/acpi/globalnvs.asl index 6cb68ba7f7..c472d06ea1 100644 --- a/src/soc/intel/baytrail/acpi/globalnvs.asl +++ b/src/soc/intel/baytrail/acpi/globalnvs.asl @@ -2,56 +2,57 @@ /* Global Variables */ -Name(\PICM, 0) // IOAPIC/8259 +Name(\PICM, 0) /* IOAPIC/8259 */ -/* Global ACPI memory region. This region is used for passing information +/* + * Global ACPI memory region. This region is used for passing information * between coreboot (aka "the system bios"), ACPI, and the SMI handler. * Since we don't know where this will end up in memory at ACPI compile time, * we have to fix it up in coreboot's ACPI creation phase. */ +External (NVSA) -External(NVSA) OperationRegion (GNVS, SystemMemory, NVSA, 0x2000) Field (GNVS, ByteAcc, NoLock, Preserve) { /* Miscellaneous */ Offset (0x00), - OSYS, 16, // 0x00 - Operating System - SMIF, 8, // 0x02 - SMI function - PRM0, 8, // 0x03 - SMI function parameter - PRM1, 8, // 0x04 - SMI function parameter - SCIF, 8, // 0x05 - SCI function - PRM2, 8, // 0x06 - SCI function parameter - PRM3, 8, // 0x07 - SCI function parameter - LCKF, 8, // 0x08 - Global Lock function for EC - PRM4, 8, // 0x09 - Lock function parameter - PRM5, 8, // 0x0a - Lock function parameter - P80D, 32, // 0x0b - Debug port (IO 0x80) value - LIDS, 8, // 0x0f - LID state (open = 1) - PWRS, 8, // 0x10 - Power State (AC = 1) - PCNT, 8, // 0x11 - Processor count - TPMP, 8, // 0x12 - TPM Present and Enabled - TLVL, 8, // 0x13 - Throttle Level - PPCM, 8, // 0x14 - Maximum P-state usable by OS - PM1I, 32, // 0x15 - System Wake Source - PM1 Index + OSYS, 16, /* 0x00 - Operating System */ + SMIF, 8, /* 0x02 - SMI function */ + PRM0, 8, /* 0x03 - SMI function parameter */ + PRM1, 8, /* 0x04 - SMI function parameter */ + SCIF, 8, /* 0x05 - SCI function */ + PRM2, 8, /* 0x06 - SCI function parameter */ + PRM3, 8, /* 0x07 - SCI function parameter */ + LCKF, 8, /* 0x08 - Global Lock function for EC */ + PRM4, 8, /* 0x09 - Lock function parameter */ + PRM5, 8, /* 0x0a - Lock function parameter */ + P80D, 32, /* 0x0b - Debug port (IO 0x80) value */ + LIDS, 8, /* 0x0f - LID state (open = 1) */ + PWRS, 8, /* 0x10 - Power State (AC = 1) */ + PCNT, 8, /* 0x11 - Processor count */ + TPMP, 8, /* 0x12 - TPM Present and Enabled */ + TLVL, 8, /* 0x13 - Throttle Level */ + PPCM, 8, /* 0x14 - Maximum P-state usable by OS */ + PM1I, 32, /* 0x15 - System Wake Source - PM1 Index */ /* Device Config */ Offset (0x20), - S5U0, 8, // 0x20 - Enable USB0 in S5 - S5U1, 8, // 0x21 - Enable USB1 in S5 - S3U0, 8, // 0x22 - Enable USB0 in S3 - S3U1, 8, // 0x23 - Enable USB1 in S3 - TACT, 8, // 0x24 - Thermal Active trip point - TPSV, 8, // 0x25 - Thermal Passive trip point - TCRT, 8, // 0x26 - Thermal Critical trip point - DPTE, 8, // 0x27 - Enable DPTF + S5U0, 8, /* 0x20 - Enable USB0 in S5 */ + S5U1, 8, /* 0x21 - Enable USB1 in S5 */ + S3U0, 8, /* 0x22 - Enable USB0 in S3 */ + S3U1, 8, /* 0x23 - Enable USB1 in S3 */ + TACT, 8, /* 0x24 - Thermal Active trip point */ + TPSV, 8, /* 0x25 - Thermal Passive trip point */ + TCRT, 8, /* 0x26 - Thermal Critical trip point */ + DPTE, 8, /* 0x27 - Enable DPTF */ /* Base addresses */ Offset (0x30), - CMEM, 32, // 0x30 - CBMEM TOC - TOLM, 32, // 0x34 - Top of Low Memory - CBMC, 32, // 0x38 - coreboot mem console pointer + CMEM, 32, /* 0x30 - CBMEM TOC */ + TOLM, 32, /* 0x34 - Top of Low Memory */ + CBMC, 32, /* 0x38 - coreboot mem console pointer */ /* ChromeOS specific */ Offset (0x100), diff --git a/src/soc/intel/baytrail/acpi/irqlinks.asl b/src/soc/intel/baytrail/acpi/irqlinks.asl index 527aa581ab..ef3bdd4bcf 100644 --- a/src/soc/intel/baytrail/acpi/irqlinks.asl +++ b/src/soc/intel/baytrail/acpi/irqlinks.asl @@ -5,20 +5,20 @@ Device (LNKA) Name (_HID, EISAID("PNP0C0F")) Name (_UID, 1) - // Disable method + /* Disable method */ Method (_DIS, 0, Serialized) { Store (0x80, PRTA) } - // Possible Resource Settings for this Link + /* Possible Resource Settings for this Link */ Name (_PRS, ResourceTemplate() { IRQ(Level, ActiveLow, Shared) { 3, 4, 5, 6, 7, 10, 12, 14, 15 } }) - // Current Resource Settings for this link + /* Current Resource Settings for this link */ Method (_CRS, 0, Serialized) { Name (RTLA, ResourceTemplate() @@ -27,28 +27,28 @@ Device (LNKA) }) CreateWordField(RTLA, 1, IRQ0) - // Clear the WordField + /* Clear the WordField */ Store (Zero, IRQ0) - // Set the bit from PRTA + /* Set the bit from PRTA */ ShiftLeft(1, And(PRTA, 0x0f), IRQ0) Return (RTLA) } - // Set Resource Setting for this IRQ link + /* Set Resource Setting for this IRQ link */ Method (_SRS, 1, Serialized) { CreateWordField(Arg0, 1, IRQ0) - // Which bit is set? + /* Which bit is set? */ FindSetRightBit(IRQ0, Local0) Decrement(Local0) Store(Local0, PRTA) } - // Status + /* Status */ Method (_STA, 0, Serialized) { If(And(PRTA, 0x80)) { @@ -64,20 +64,20 @@ Device (LNKB) Name (_HID, EISAID("PNP0C0F")) Name (_UID, 2) - // Disable method + /* Disable method */ Method (_DIS, 0, Serialized) { Store (0x80, PRTB) } - // Possible Resource Settings for this Link + /* Possible Resource Settings for this Link */ Name (_PRS, ResourceTemplate() { IRQ(Level, ActiveLow, Shared) { 3, 4, 5, 6, 7, 11, 12, 14, 15 } }) - // Current Resource Settings for this link + /* Current Resource Settings for this link */ Method (_CRS, 0, Serialized) { Name (RTLB, ResourceTemplate() @@ -86,28 +86,28 @@ Device (LNKB) }) CreateWordField(RTLB, 1, IRQ0) - // Clear the WordField + /* Clear the WordField */ Store (Zero, IRQ0) - // Set the bit from PRTB + /* Set the bit from PRTB */ ShiftLeft(1, And(PRTB, 0x0f), IRQ0) Return (RTLB) } - // Set Resource Setting for this IRQ link + /* Set Resource Setting for this IRQ link */ Method (_SRS, 1, Serialized) { CreateWordField(Arg0, 1, IRQ0) - // Which bit is set? + /* Which bit is set? */ FindSetRightBit(IRQ0, Local0) Decrement(Local0) Store(Local0, PRTB) } - // Status + /* Status */ Method (_STA, 0, Serialized) { If(And(PRTB, 0x80)) { @@ -123,20 +123,20 @@ Device (LNKC) Name (_HID, EISAID("PNP0C0F")) Name (_UID, 3) - // Disable method + /* Disable method */ Method (_DIS, 0, Serialized) { Store (0x80, PRTC) } - // Possible Resource Settings for this Link + /* Possible Resource Settings for this Link */ Name (_PRS, ResourceTemplate() { IRQ(Level, ActiveLow, Shared) { 3, 4, 5, 6, 7, 10, 12, 14, 15 } }) - // Current Resource Settings for this link + /* Current Resource Settings for this link */ Method (_CRS, 0, Serialized) { Name (RTLC, ResourceTemplate() @@ -145,28 +145,28 @@ Device (LNKC) }) CreateWordField(RTLC, 1, IRQ0) - // Clear the WordField + /* Clear the WordField */ Store (Zero, IRQ0) - // Set the bit from PRTC + /* Set the bit from PRTC */ ShiftLeft(1, And(PRTC, 0x0f), IRQ0) Return (RTLC) } - // Set Resource Setting for this IRQ link + /* Set Resource Setting for this IRQ link */ Method (_SRS, 1, Serialized) { CreateWordField(Arg0, 1, IRQ0) - // Which bit is set? + /* Which bit is set? */ FindSetRightBit(IRQ0, Local0) Decrement(Local0) Store(Local0, PRTC) } - // Status + /* Status */ Method (_STA, 0, Serialized) { If(And(PRTC, 0x80)) { @@ -182,20 +182,20 @@ Device (LNKD) Name (_HID, EISAID("PNP0C0F")) Name (_UID, 4) - // Disable method + /* Disable method */ Method (_DIS, 0, Serialized) { Store (0x80, PRTD) } - // Possible Resource Settings for this Link + /* Possible Resource Settings for this Link */ Name (_PRS, ResourceTemplate() { IRQ(Level, ActiveLow, Shared) { 3, 4, 5, 6, 7, 11, 12, 14, 15 } }) - // Current Resource Settings for this link + /* Current Resource Settings for this link */ Method (_CRS, 0, Serialized) { Name (RTLD, ResourceTemplate() @@ -204,28 +204,28 @@ Device (LNKD) }) CreateWordField(RTLD, 1, IRQ0) - // Clear the WordField + /* Clear the WordField */ Store (Zero, IRQ0) - // Set the bit from PRTD + /* Set the bit from PRTD */ ShiftLeft(1, And(PRTD, 0x0f), IRQ0) Return (RTLD) } - // Set Resource Setting for this IRQ link + /* Set Resource Setting for this IRQ link */ Method (_SRS, 1, Serialized) { CreateWordField(Arg0, 1, IRQ0) - // Which bit is set? + /* Which bit is set? */ FindSetRightBit(IRQ0, Local0) Decrement(Local0) Store(Local0, PRTD) } - // Status + /* Status */ Method (_STA, 0, Serialized) { If(And(PRTD, 0x80)) { @@ -241,20 +241,20 @@ Device (LNKE) Name (_HID, EISAID("PNP0C0F")) Name (_UID, 5) - // Disable method + /* Disable method */ Method (_DIS, 0, Serialized) { Store (0x80, PRTE) } - // Possible Resource Settings for this Link + /* Possible Resource Settings for this Link */ Name (_PRS, ResourceTemplate() { IRQ(Level, ActiveLow, Shared) { 3, 4, 5, 6, 7, 10, 12, 14, 15 } }) - // Current Resource Settings for this link + /* Current Resource Settings for this link */ Method (_CRS, 0, Serialized) { Name (RTLE, ResourceTemplate() @@ -263,28 +263,28 @@ Device (LNKE) }) CreateWordField(RTLE, 1, IRQ0) - // Clear the WordField + /* Clear the WordField */ Store (Zero, IRQ0) - // Set the bit from PRTE + /* Set the bit from PRTE */ ShiftLeft(1, And(PRTE, 0x0f), IRQ0) Return (RTLE) } - // Set Resource Setting for this IRQ link + /* Set Resource Setting for this IRQ link */ Method (_SRS, 1, Serialized) { CreateWordField(Arg0, 1, IRQ0) - // Which bit is set? + /* Which bit is set? */ FindSetRightBit(IRQ0, Local0) Decrement(Local0) Store(Local0, PRTE) } - // Status + /* Status */ Method (_STA, 0, Serialized) { If(And(PRTE, 0x80)) { @@ -300,20 +300,20 @@ Device (LNKF) Name (_HID, EISAID("PNP0C0F")) Name (_UID, 6) - // Disable method + /* Disable method */ Method (_DIS, 0, Serialized) { Store (0x80, PRTF) } - // Possible Resource Settings for this Link + /* Possible Resource Settings for this Link */ Name (_PRS, ResourceTemplate() { IRQ(Level, ActiveLow, Shared) { 3, 4, 5, 6, 7, 11, 12, 14, 15 } }) - // Current Resource Settings for this link + /* Current Resource Settings for this link */ Method (_CRS, 0, Serialized) { Name (RTLF, ResourceTemplate() @@ -322,28 +322,28 @@ Device (LNKF) }) CreateWordField(RTLF, 1, IRQ0) - // Clear the WordField + /* Clear the WordField */ Store (Zero, IRQ0) - // Set the bit from PRTF + /* Set the bit from PRTF */ ShiftLeft(1, And(PRTF, 0x0f), IRQ0) Return (RTLF) } - // Set Resource Setting for this IRQ link + /* Set Resource Setting for this IRQ link */ Method (_SRS, 1, Serialized) { CreateWordField(Arg0, 1, IRQ0) - // Which bit is set? + /* Which bit is set? */ FindSetRightBit(IRQ0, Local0) Decrement(Local0) Store(Local0, PRTF) } - // Status + /* Status */ Method (_STA, 0, Serialized) { If(And(PRTF, 0x80)) { @@ -359,20 +359,20 @@ Device (LNKG) Name (_HID, EISAID("PNP0C0F")) Name (_UID, 7) - // Disable method + /* Disable method */ Method (_DIS, 0, Serialized) { Store (0x80, PRTG) } - // Possible Resource Settings for this Link + /* Possible Resource Settings for this Link */ Name (_PRS, ResourceTemplate() { IRQ(Level, ActiveLow, Shared) { 3, 4, 5, 6, 7, 10, 12, 14, 15 } }) - // Current Resource Settings for this link + /* Current Resource Settings for this link */ Method (_CRS, 0, Serialized) { Name (RTLG, ResourceTemplate() @@ -381,28 +381,28 @@ Device (LNKG) }) CreateWordField(RTLG, 1, IRQ0) - // Clear the WordField + /* Clear the WordField */ Store (Zero, IRQ0) - // Set the bit from PRTG + /* Set the bit from PRTG */ ShiftLeft(1, And(PRTG, 0x0f), IRQ0) Return (RTLG) } - // Set Resource Setting for this IRQ link + /* Set Resource Setting for this IRQ link */ Method (_SRS, 1, Serialized) { CreateWordField(Arg0, 1, IRQ0) - // Which bit is set? + /* Which bit is set? */ FindSetRightBit(IRQ0, Local0) Decrement(Local0) Store(Local0, PRTG) } - // Status + /* Status */ Method (_STA, 0, Serialized) { If(And(PRTG, 0x80)) { @@ -418,20 +418,20 @@ Device (LNKH) Name (_HID, EISAID("PNP0C0F")) Name (_UID, 8) - // Disable method + /* Disable method */ Method (_DIS, 0, Serialized) { Store (0x80, PRTH) } - // Possible Resource Settings for this Link + /* Possible Resource Settings for this Link */ Name (_PRS, ResourceTemplate() { IRQ(Level, ActiveLow, Shared) { 3, 4, 5, 6, 7, 11, 12, 14, 15 } }) - // Current Resource Settings for this link + /* Current Resource Settings for this link */ Method (_CRS, 0, Serialized) { Name (RTLH, ResourceTemplate() @@ -440,28 +440,28 @@ Device (LNKH) }) CreateWordField(RTLH, 1, IRQ0) - // Clear the WordField + /* Clear the WordField */ Store (Zero, IRQ0) - // Set the bit from PRTH + /* Set the bit from PRTH */ ShiftLeft(1, And(PRTH, 0x0f), IRQ0) Return (RTLH) } - // Set Resource Setting for this IRQ link + /* Set Resource Setting for this IRQ link */ Method (_SRS, 1, Serialized) { CreateWordField(Arg0, 1, IRQ0) - // Which bit is set? + /* Which bit is set? */ FindSetRightBit(IRQ0, Local0) Decrement(Local0) Store(Local0, PRTH) } - // Status + /* Status */ Method (_STA, 0, Serialized) { If(And(PRTH, 0x80)) { diff --git a/src/soc/intel/baytrail/acpi/irqroute.asl b/src/soc/intel/baytrail/acpi/irqroute.asl index 69c7856a09..41c660f71b 100644 --- a/src/soc/intel/baytrail/acpi/irqroute.asl +++ b/src/soc/intel/baytrail/acpi/irqroute.asl @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ -// PCI Interrupt Routing +/* PCI Interrupt Routing */ Method(_PRT) { If (PICM) { diff --git a/src/soc/intel/baytrail/acpi/lpc.asl b/src/soc/intel/baytrail/acpi/lpc.asl index 02e1085a9b..9b07ab815d 100644 --- a/src/soc/intel/baytrail/acpi/lpc.asl +++ b/src/soc/intel/baytrail/acpi/lpc.asl @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ -// Intel LPC Bus Device - 0:1f.0 +/* Intel LPC Bus Device - 0:1f.0 */ Device (LPCB) { @@ -10,7 +10,7 @@ Device (LPCB) #include "acpi/ec.asl" - Device (DMAC) // DMA Controller + Device (DMAC) /* DMA Controller */ { Name(_HID, EISAID("PNP0200")) Name(_CRS, ResourceTemplate() @@ -23,7 +23,7 @@ Device (LPCB) }) } - Device (FWH) // Firmware Hub + Device (FWH) /* Firmware Hub */ { Name (_HID, EISAID("INT0800")) Name (_CRS, ResourceTemplate() @@ -37,9 +37,9 @@ Device (LPCB) Name (_HID, EISAID("PNP0103")) Name (_CID, 0x010CD041) - Method (_STA, 0) // Device Status + Method (_STA, 0) /* Device Status */ { - Return (0xf) // Enable and show device + Return (0xf) /* Enable and show device */ } Name(_CRS, ResourceTemplate() @@ -48,7 +48,7 @@ Device (LPCB) }) } - Device(PIC) // 8259 Interrupt Controller + Device(PIC) /* 8259 Interrupt Controller */ { Name(_HID,EISAID("PNP0000")) Name(_CRS, ResourceTemplate() @@ -74,20 +74,20 @@ Device (LPCB) }) } - Device(LDRC) // LPC device: Resource consumption + Device(LDRC) /* LPC device: Resource consumption */ { Name (_HID, EISAID("PNP0C02")) Name (_UID, 2) Name (RBUF, ResourceTemplate() { - IO (Decode16, 0x61, 0x61, 0x1, 0x01) // NMI Status - IO (Decode16, 0x63, 0x63, 0x1, 0x01) // CPU Reserved - IO (Decode16, 0x65, 0x65, 0x1, 0x01) // CPU Reserved - IO (Decode16, 0x67, 0x67, 0x1, 0x01) // CPU Reserved - IO (Decode16, 0x80, 0x80, 0x1, 0x01) // Port 80 Post - IO (Decode16, 0x92, 0x92, 0x1, 0x01) // CPU Reserved - IO (Decode16, 0xb2, 0xb2, 0x1, 0x02) // SWSMI + IO (Decode16, 0x61, 0x61, 0x1, 0x01) /* NMI Status */ + IO (Decode16, 0x63, 0x63, 0x1, 0x01) /* CPU Reserved */ + IO (Decode16, 0x65, 0x65, 0x1, 0x01) /* CPU Reserved */ + IO (Decode16, 0x67, 0x67, 0x1, 0x01) /* CPU Reserved */ + IO (Decode16, 0x80, 0x80, 0x1, 0x01) /* Port 80 Post */ + IO (Decode16, 0x92, 0x92, 0x1, 0x01) /* CPU Reserved */ + IO (Decode16, 0xb2, 0xb2, 0x1, 0x02) /* SWSMI */ }) Method (_CRS, 0, NotSerialized) @@ -96,18 +96,20 @@ Device (LPCB) } } - Device (RTC) // Real Time Clock + Device (RTC) /* Real Time Clock */ { Name (_HID, EISAID("PNP0B00")) Name (_CRS, ResourceTemplate() { IO (Decode16, 0x70, 0x70, 1, 8) -// Disable as Windows doesn't like it, and systems don't seem to use it. -// IRQNoFlags() { 8 } +/* + * Disable as Windows doesn't like it, and systems don't seem to use it. + * IRQNoFlags() { 8 } + */ }) } - Device (TIMR) // Intel 8254 timer + Device (TIMR) /* Intel 8254 timer */ { Name(_HID, EISAID("PNP0100")) Name(_CRS, ResourceTemplate() @@ -118,6 +120,6 @@ Device (LPCB) }) } - // Include mainboard's superio.asl file. + /* Include mainboard's superio.asl file. */ #include "acpi/superio.asl" } diff --git a/src/soc/intel/baytrail/acpi/platform.asl b/src/soc/intel/baytrail/acpi/platform.asl index 4991e36a9a..67b515ab86 100644 --- a/src/soc/intel/baytrail/acpi/platform.asl +++ b/src/soc/intel/baytrail/acpi/platform.asl @@ -2,7 +2,8 @@ #include <southbridge/intel/common/acpi/platform.asl> -/* The _PTS method (Prepare To Sleep) is called before the OS is +/* + * The _PTS method (Prepare To Sleep) is called before the OS is * entering a sleep state. The sleep state number is passed in Arg0 */ diff --git a/src/soc/intel/baytrail/acpi/southcluster.asl b/src/soc/intel/baytrail/acpi/southcluster.asl index 9c5fa1aa13..e3997d75f7 100644 --- a/src/soc/intel/baytrail/acpi/southcluster.asl +++ b/src/soc/intel/baytrail/acpi/southcluster.asl @@ -5,16 +5,16 @@ Scope(\) { - // IO-Trap at 0x800. This is the ACPI->SMI communication interface. + /* IO-Trap at 0x800. This is the ACPI->SMI communication interface. */ OperationRegion(IO_T, SystemIO, 0x800, 0x10) Field(IO_T, ByteAcc, NoLock, Preserve) { Offset(0x8), - TRP0, 8 // IO-Trap at 0x808 + TRP0, 8 /* IO-Trap at 0x808 */ } - // Intel Legacy Block + /* Intel Legacy Block */ OperationRegion(ILBS, SystemMemory, ILB_BASE_ADDRESS, ILB_BASE_SIZE) Field (ILBS, AnyAcc, NoLock, Preserve) { @@ -30,8 +30,8 @@ Scope(\) } } -Name(_HID,EISAID("PNP0A08")) // PCIe -Name(_CID,EISAID("PNP0A03")) // PCI +Name(_HID,EISAID("PNP0A08")) /* PCIe */ +Name(_CID,EISAID("PNP0A03")) /* PCI */ Name(_BBN, 0) @@ -152,12 +152,12 @@ Name (MCRS, ResourceTemplate() Method (_CRS, 0, Serialized) { - // Update PCI resource area + /* Update PCI resource area */ CreateDwordField(MCRS, ^PMEM._MIN, PMIN) CreateDwordField(MCRS, ^PMEM._MAX, PMAX) CreateDwordField(MCRS, ^PMEM._LEN, PLEN) - // TOLM is BMBOUND accessible from IOSF so is saved in NVS + /* TOLM is BMBOUND accessible from IOSF so is saved in NVS */ Store (\TOLM, PMIN) Store (Subtract(CONFIG_MMCONF_BASE_ADDRESS, 1), PMAX) Add (Subtract (PMAX, PMIN), 1, PLEN) @@ -182,7 +182,7 @@ Device (PDRC) Memory32Fixed(ReadWrite, RCBA_BASE_ADDRESS, RCBA_BASE_SIZE) }) - // Current Resource Settings + /* Current Resource Settings */ Method (_CRS, 0, Serialized) { Return(PDRS) @@ -227,13 +227,13 @@ Device (IOSF) } } -// LPC Bridge 0:1f.0 +/* LPC Bridge 0:1f.0 */ #include "lpc.asl" -// USB XHCI 0:14.0 +/* USB XHCI 0:14.0 */ #include "xhci.asl" -// IRQ routing for each PCI device +/* IRQ routing for each PCI device */ #include "irqroute.asl" // PCI Express Ports 0:1c.x @@ -241,16 +241,16 @@ Device (IOSF) Scope (\_SB) { - // GPIO Devices + /* GPIO Devices */ #include "gpio.asl" } Scope (\_SB.PCI0) { - // LPSS Devices + /* LPSS Devices */ #include "lpss.asl" - // SCC Devices + /* SCC Devices */ #include "scc.asl" // LPE Device diff --git a/src/soc/intel/baytrail/bootblock/bootblock.c b/src/soc/intel/baytrail/bootblock/bootblock.c index 54e7261d3b..0f3980cefb 100644 --- a/src/soc/intel/baytrail/bootblock/bootblock.c +++ b/src/soc/intel/baytrail/bootblock/bootblock.c @@ -13,10 +13,11 @@ static void setup_mmconfig(void) { uint32_t reg; - /* Set up the MMCONF range. The register lives in the BUNIT. The - * IO variant of the config access needs to be used initially to - * properly configure as the IOSF access registers live in PCI - * config space. */ + /* + * Set up the MMCONF range. The register lives in the BUNIT. The IO variant of the + * config access needs to be used initially to properly configure as the IOSF access + * registers live in PCI config space. + */ reg = 0; /* Clear the extended register. */ pci_io_write_config32(IOSF_PCI_DEV, MCRX_REG, reg); @@ -98,11 +99,11 @@ static void byt_config_com1_and_enable(void) just pick the one that is called first. */ void bootblock_early_northbridge_init(void) { - /* Allow memory-mapped PCI config access. */ + /* Allow memory-mapped PCI config access */ setup_mmconfig(); + /* Early chipset initialization */ program_base_addresses(); - tco_disable(); if (CONFIG(ENABLE_BUILTIN_COM1)) diff --git a/src/soc/intel/baytrail/cpu.c b/src/soc/intel/baytrail/cpu.c index 59002619df..b1cb8d5aef 100644 --- a/src/soc/intel/baytrail/cpu.c +++ b/src/soc/intel/baytrail/cpu.c @@ -35,10 +35,11 @@ static void baytrail_core_init(struct device *cpu) { printk(BIOS_DEBUG, "Init BayTrail core.\n"); - /* On bay trail the turbo disable bit is actually scoped at building - * block level -- not package. For non-bsp cores that are within a - * building block enable turbo. The cores within the BSP's building - * block will just see it already enabled and move on. */ + /* + * The turbo disable bit is actually scoped at building block level -- not package. + * For non-BSP cores that are within a building block, enable turbo. The cores within + * the BSP's building block will just see it already enabled and move on. + */ if (lapicid()) enable_turbo(); @@ -95,9 +96,8 @@ static void pre_mp_init(void) x86_mtrr_check(); /* - * Configure the BUNIT to allow dirty cache line evictions in non-SMM - * mode for the lines that were dirtied while in SMM mode. Otherwise - * the writes would be silently dropped. + * Configure the BUNIT to allow dirty cache line evictions in non-SMM mode for lines + * that were dirtied while in SMM mode. Otherwise the writes would be silently dropped. */ bsmrwac = iosf_bunit_read(BUNIT_SMRWAC) | SAI_IA_UNTRUSTED; iosf_bunit_write(BUNIT_SMRWAC, bsmrwac); diff --git a/src/soc/intel/baytrail/include/soc/device_nvs.h b/src/soc/intel/baytrail/include/soc/device_nvs.h index b2f3bd2e48..6a5f1084a7 100644 --- a/src/soc/intel/baytrail/include/soc/device_nvs.h +++ b/src/soc/intel/baytrail/include/soc/device_nvs.h @@ -35,7 +35,7 @@ typedef struct { u32 scc_bar0[3]; u32 lpe_bar0; - /* BAR 0 */ + /* BAR 1 */ u32 lpss_bar1[14]; u32 scc_bar1[3]; u32 lpe_bar1; diff --git a/src/soc/intel/baytrail/include/soc/iosf.h b/src/soc/intel/baytrail/include/soc/iosf.h index 1d105a2487..15d77de03d 100644 --- a/src/soc/intel/baytrail/include/soc/iosf.h +++ b/src/soc/intel/baytrail/include/soc/iosf.h @@ -12,17 +12,17 @@ * MCR - control register * MDR - data register * MCRX - control register extension - * The extension regist is only used for addresses that don't fit into the - * 8 bit register address. + * The extension register is only used for addresses that don't fit + * into the 8 bit register address. */ #ifndef PCI_DEV #define PCI_DEV(SEGBUS, DEV, FN) ( \ - (((SEGBUS) & 0xFFF) << 20) | \ - (((DEV) & 0x1F) << 15) | \ - (((FN) & 0x07) << 12)) + (((SEGBUS) & 0xFFF) << 20) | \ + (((DEV) & 0x1F) << 15) | \ + (((FN) & 0x07) << 12)) #endif -#define IOSF_PCI_DEV PCI_DEV(0,SOC_DEV,SOC_FUNC) +#define IOSF_PCI_DEV PCI_DEV(0, SOC_DEV, SOC_FUNC) #define MCR_REG 0xd0 #define IOSF_OPCODE(x) ((x) << 24) diff --git a/src/soc/intel/baytrail/include/soc/irq.h b/src/soc/intel/baytrail/include/soc/irq.h index ca4cac1442..967bc35341 100644 --- a/src/soc/intel/baytrail/include/soc/irq.h +++ b/src/soc/intel/baytrail/include/soc/irq.h @@ -11,6 +11,7 @@ #define PIRQF_APIC_IRQ 21 #define PIRQG_APIC_IRQ 22 #define PIRQH_APIC_IRQ 23 + /* The below IRQs are for when devices are in ACPI mode. Active low. */ #define LPE_DMA0_IRQ 24 #define LPE_DMA1_IRQ 25 @@ -110,9 +111,11 @@ # define SCIS_IRQ22 0x06 # define SCIS_IRQ23 0x07 -/* In each mainboard directory there should exist a header file irqroute.h that +/* + * In each mainboard directory there should exist a header file irqroute.h that * defines the PCI_DEV_PIRQ_ROUTES and PIRQ_PIC_ROUTES macros which - * consist of PCI_DEV_PIRQ_ROUTE and PIRQ_PIC entries. */ + * consist of PCI_DEV_PIRQ_ROUTE and PIRQ_PIC entries. + */ #if !defined(__ASSEMBLER__) && !defined(__ACPI__) #include <stdint.h> @@ -135,9 +138,10 @@ extern const struct baytrail_irq_route global_baytrail_irq_route; .pic = { PIRQ_PIC_ROUTES, }, \ } +/* The following macros are used for ACPI by the ASL compiler */ #define PCI_DEV_PIRQ_ROUTE(dev_, a_, b_, c_, d_) \ [dev_] = ((PIRQ ## d_) << 12) | ((PIRQ ## c_) << 8) | \ - ((PIRQ ## b_) << 4) | ((PIRQ ## a_) << 0) + ((PIRQ ## b_) << 4) | ((PIRQ ## a_) << 0) #define PIRQ_PIC(pirq_, pic_irq_) \ [PIRQ ## pirq_] = PIRQ_PIC_IRQ ## pic_irq_ diff --git a/src/soc/intel/baytrail/include/soc/nvs.h b/src/soc/intel/baytrail/include/soc/nvs.h index cdffc75768..41b827e5c9 100644 --- a/src/soc/intel/baytrail/include/soc/nvs.h +++ b/src/soc/intel/baytrail/include/soc/nvs.h @@ -48,7 +48,7 @@ struct __packed global_nvs { u8 unused[76]; - /* ChromeOS specific (0x100-0xfff)*/ + /* ChromeOS specific (0x100-0xfff) */ chromeos_acpi_t chromeos; /* Baytrail LPSS (0x1000) */ diff --git a/src/soc/intel/baytrail/include/soc/pattrs.h b/src/soc/intel/baytrail/include/soc/pattrs.h index c1ca7f45b7..d485484e0c 100644 --- a/src/soc/intel/baytrail/include/soc/pattrs.h +++ b/src/soc/intel/baytrail/include/soc/pattrs.h @@ -14,7 +14,8 @@ enum { IACORE_END }; -/* The pattrs structure is a common place to stash pertinent information +/* + * The pattrs structure is a common place to stash pertinent information * about the processor or platform. Instead of going to the source (msrs, cpuid) * every time an attribute is needed use the pattrs structure. */ @@ -32,8 +33,10 @@ struct pattrs { unsigned int bclk_khz; }; -/* This is just to hide the abstraction w/o relying on how the underlying - * storage is allocated. */ +/* + * This is just to hide the abstraction w/o relying on how the underlying + * storage is allocated. + */ #define PATTRS_GLOB_NAME __global_pattrs #define DEFINE_PATTRS struct pattrs PATTRS_GLOB_NAME extern DEFINE_PATTRS; @@ -43,5 +46,4 @@ static inline const struct pattrs *pattrs_get(void) return &PATTRS_GLOB_NAME; } - #endif /* _PATTRS_H_ */ diff --git a/src/soc/intel/baytrail/include/soc/pm.h b/src/soc/intel/baytrail/include/soc/pm.h index 0481159416..5886fe52ab 100644 --- a/src/soc/intel/baytrail/include/soc/pm.h +++ b/src/soc/intel/baytrail/include/soc/pm.h @@ -204,21 +204,21 @@ #define _ACPI_ENABLE_WAKE_SUS_GPIO(x) SUS_GPIO_EN##x##_BIT #define ACPI_ENABLE_WAKE_SUS_GPIO(x) _ACPI_ENABLE_WAKE_SUS_GPIO(x) #define SMI_EN 0x30 -#define INTEL_USB2_EN (1 << 18) // Intel-Specific USB2 SMI logic -#define USB_EN (1 << 17) // Legacy USB2 SMI logic -#define PERIODIC_EN (1 << 14) // SMI on PERIODIC_STS in SMI_STS -#define TCO_EN (1 << 13) // Enable TCO Logic (BIOSWE et al) -#define BIOS_RLS (1 << 7) // asserts SCI on bit set -#define SWSMI_TMR_EN (1 << 6) // start software smi timer on bit set -#define APMC_EN (1 << 5) // Writes to APM_CNT cause SMI# -#define SLP_SMI_EN (1 << 4) // Write to SLP_EN in PM1_CNT asserts SMI# -#define BIOS_EN (1 << 2) // Assert SMI# on setting GBL_RLS bit -#define EOS (1 << 1) // End of SMI (deassert SMI#) -#define GBL_SMI_EN (1 << 0) // SMI# generation at all? +#define INTEL_USB2_EN (1 << 18) /* Intel-Specific USB2 SMI logic */ +#define USB_EN (1 << 17) /* Legacy USB2 SMI logic */ +#define PERIODIC_EN (1 << 14) /* SMI on PERIODIC_STS in SMI_STS */ +#define TCO_EN (1 << 13) /* Enable TCO Logic (BIOSWE et al) */ +#define BIOS_RLS (1 << 7) /* asserts SCI on bit set */ +#define SWSMI_TMR_EN (1 << 6) /* start software smi timer on bit set */ +#define APMC_EN (1 << 5) /* Writes to APM_CNT cause SMI# */ +#define SLP_SMI_EN (1 << 4) /* Write to SLP_EN in PM1_CNT asserts SMI# */ +#define BIOS_EN (1 << 2) /* Assert SMI# on setting GBL_RLS bit */ +#define EOS (1 << 1) /* End of SMI (deassert SMI#) */ +#define GBL_SMI_EN (1 << 0) /* SMI# generation at all? */ #define SMI_STS 0x34 #define ALT_GPIO_SMI 0x38 #define UPRWC 0x3c -# define UPRWC_WR_EN (1 << 1) // USB Per-Port Registers Write Enable +# define UPRWC_WR_EN (1 << 1) /* USB Per-Port Registers Write Enable */ #define GPE_CTRL 0x40 #define PM2A_CNT_BLK 0x50 #define TCO_RLD 0x60 diff --git a/src/soc/intel/baytrail/lpe.c b/src/soc/intel/baytrail/lpe.c index c41db94813..e31e15e881 100644 --- a/src/soc/intel/baytrail/lpe.c +++ b/src/soc/intel/baytrail/lpe.c @@ -19,9 +19,10 @@ #include <soc/ramstage.h> #include "chip.h" - -/* The LPE audio devices needs 1MiB of memory reserved aligned to a 512MiB - * address. Just take 1MiB @ 512MiB. */ +/* + * The LPE audio devices needs 1MiB of memory reserved aligned to a 512MiB + * address. Just take 1MiB @ 512MiB. + */ #define FIRMWARE_PHYS_BASE (512 << 20) #define FIRMWARE_PHYS_LENGTH (1 << 20) #define FIRMWARE_PCI_REG_BASE 0xa8 @@ -82,10 +83,12 @@ static void setup_codec_clock(struct device *dev) freq_str = "19.2"; reg = CLK_FREQ_19P2MHZ; break; + case 25: freq_str = "25"; reg = CLK_FREQ_25MHZ; break; + default: printk(BIOS_DEBUG, "LPE codec clock not required.\n"); return; @@ -138,7 +141,6 @@ static void lpe_init(struct device *dev) struct soc_intel_baytrail_config *config = config_of(dev); lpe_stash_firmware_info(dev); - setup_codec_clock(dev); if (config->lpe_acpi_mode) diff --git a/src/soc/intel/baytrail/northcluster.c b/src/soc/intel/baytrail/northcluster.c index 32b138510b..667c8e84bb 100644 --- a/src/soc/intel/baytrail/northcluster.c +++ b/src/soc/intel/baytrail/northcluster.c @@ -11,7 +11,8 @@ #include <soc/pci_devs.h> #include <soc/ramstage.h> -/* Host Memory Map: +/* + * Host Memory Map: * * +--------------------------+ BMBOUND_HI * | Usable DRAM | diff --git a/src/soc/intel/baytrail/pmutil.c b/src/soc/intel/baytrail/pmutil.c index 8addc530ce..6066be7b7b 100644 --- a/src/soc/intel/baytrail/pmutil.c +++ b/src/soc/intel/baytrail/pmutil.c @@ -26,7 +26,8 @@ static inline pci_devfn_t get_pcu_dev(void) return pcu_dev; } -#else +#else /* __SIMPLE_DEVICE__ */ + static struct device *pcu_dev; static struct device *get_pcu_dev(void) { @@ -34,7 +35,7 @@ static struct device *get_pcu_dev(void) pcu_dev = pcidev_on_root(PCU_DEV, 0); return pcu_dev; } -#endif +#endif /* __SIMPLE_DEVICE__ */ uint16_t get_pmbase(void) { @@ -363,7 +364,6 @@ int rtc_failure(void) gen_pmcon1 = read32((u32 *)(PMC_BASE_ADDRESS + GEN_PMCON1)); rtc_fail = !!(gen_pmcon1 & RPS); - if (rtc_fail) printk(BIOS_DEBUG, "RTC failure.\n"); diff --git a/src/soc/intel/baytrail/smihandler.c b/src/soc/intel/baytrail/smihandler.c index 42d63e8610..57e8583675 100644 --- a/src/soc/intel/baytrail/smihandler.c +++ b/src/soc/intel/baytrail/smihandler.c @@ -25,7 +25,8 @@ int southbridge_io_trap_handler(int smif) switch (smif) { case 0x32: printk(BIOS_DEBUG, "OS Init\n"); - /* gnvs->smif: + /* + * gnvs->smif: * On success, the IO Trap Handler returns 0 * On failure, the IO Trap Handler returns a value != 0 */ @@ -98,9 +99,7 @@ static void southbridge_smi_sleep(void) if (slp_typ >= ACPI_S3) elog_gsmi_add_event_byte(ELOG_TYPE_ACPI_ENTER, slp_typ); - /* Next, do the deed. - */ - + /* Next, do the deed. */ switch (slp_typ) { case ACPI_S0: printk(BIOS_DEBUG, "SMI#: Entering S0 (On)\n"); @@ -123,7 +122,7 @@ static void southbridge_smi_sleep(void) /* Disable all GPE */ disable_all_gpe(); - /* also iterates over all bridges on bus 0 */ + /* Also iterates over all bridges on bus 0 */ busmaster_disable_on_bus(0); break; default: @@ -131,9 +130,9 @@ static void southbridge_smi_sleep(void) break; } - /* Write back to the SLP register to cause the originally intended - * event again. We need to set BIT13 (SLP_EN) though to make the - * sleep happen. + /* + * Write back to the SLP register to cause the originally intended event again. + * We need to set BIT13 (SLP_EN) though to make the sleep happen. */ enable_pm1_control(SLP_EN); @@ -141,7 +140,8 @@ static void southbridge_smi_sleep(void) if (slp_typ >= ACPI_S3) halt(); - /* In most sleep states, the code flow of this function ends at + /* + * In most sleep states, the code flow of this function ends at * the line above. However, if we entered sleep state S1 and wake * up again, we will continue to execute code in this function. */ @@ -153,9 +153,8 @@ static void southbridge_smi_sleep(void) } /* - * Look for Synchronous IO SMI and use save state from that - * core in case we are not running on the same core that - * initiated the IO transaction. + * Look for Synchronous IO SMI and use save state from that core in case + * we are not running on the same core that initiated the IO transaction. */ static em64t100_smm_state_save_area_t *smi_apmc_find_state_save(uint8_t cmd) { @@ -293,14 +292,16 @@ static void southbridge_smi_apmc(void) reg8 = inb(APM_CNT); switch (reg8) { case APM_CNT_CST_CONTROL: - /* Calling this function seems to cause + /* + * Calling this function seems to cause * some kind of race condition in Linux * and causes a kernel oops */ printk(BIOS_DEBUG, "C-state control\n"); break; case APM_CNT_PST_CONTROL: - /* Calling this function seems to cause + /* + * Calling this function seems to cause * some kind of race condition in Linux * and causes a kernel oops */ @@ -348,11 +349,9 @@ static void southbridge_smi_pm1(void) { uint16_t pm1_sts = clear_pm1_status(); - /* While OSPM is not active, poweroff immediately - * on a power button event. - */ + /* While OSPM is not active, poweroff immediately on a power button event */ if (pm1_sts & PWRBTN_STS) { - // power button pressed + /* Power button pressed */ elog_gsmi_add_event(ELOG_TYPE_POWER_BUTTON); disable_pm1_control(-1UL); enable_pm1_control(SLP_EN | (SLP_TYP_S5 << SLP_TYP_SHIFT)); @@ -394,38 +393,38 @@ static void southbridge_smi_periodic(void) typedef void (*smi_handler_t)(void); static const smi_handler_t southbridge_smi[32] = { - NULL, // [0] reserved - NULL, // [1] reserved - NULL, // [2] BIOS_STS - NULL, // [3] LEGACY_USB_STS - southbridge_smi_sleep, // [4] SLP_SMI_STS - southbridge_smi_apmc, // [5] APM_STS - NULL, // [6] SWSMI_TMR_STS - NULL, // [7] reserved - southbridge_smi_pm1, // [8] PM1_STS - southbridge_smi_gpe0, // [9] GPE0_STS - NULL, // [10] reserved - NULL, // [11] reserved - NULL, // [12] reserved - southbridge_smi_tco, // [13] TCO_STS - southbridge_smi_periodic, // [14] PERIODIC_STS - NULL, // [15] SERIRQ_SMI_STS - NULL, // [16] SMBUS_SMI_STS - NULL, // [17] LEGACY_USB2_STS - NULL, // [18] INTEL_USB2_STS - NULL, // [19] reserved - NULL, // [20] PCI_EXP_SMI_STS - NULL, // [21] reserved - NULL, // [22] reserved - NULL, // [23] reserved - NULL, // [24] reserved - NULL, // [25] reserved - NULL, // [26] SPI_STS - NULL, // [27] reserved - NULL, // [28] PUNIT - NULL, // [29] GUNIT - NULL, // [30] reserved - NULL // [31] reserved + NULL, /* [0] reserved */ + NULL, /* [1] reserved */ + NULL, /* [2] BIOS_STS */ + NULL, /* [3] LEGACY_USB_STS */ + southbridge_smi_sleep, /* [4] SLP_SMI_STS */ + southbridge_smi_apmc, /* [5] APM_STS */ + NULL, /* [6] SWSMI_TMR_STS */ + NULL, /* [7] reserved */ + southbridge_smi_pm1, /* [8] PM1_STS */ + southbridge_smi_gpe0, /* [9] GPE0_STS */ + NULL, /* [10] reserved */ + NULL, /* [11] reserved */ + NULL, /* [12] reserved */ + southbridge_smi_tco, /* [13] TCO_STS */ + southbridge_smi_periodic, /* [14] PERIODIC_STS */ + NULL, /* [15] SERIRQ_SMI_STS */ + NULL, /* [16] SMBUS_SMI_STS */ + NULL, /* [17] LEGACY_USB2_STS */ + NULL, /* [18] INTEL_USB2_STS */ + NULL, /* [19] reserved */ + NULL, /* [20] PCI_EXP_SMI_STS */ + NULL, /* [21] reserved */ + NULL, /* [22] reserved */ + NULL, /* [23] reserved */ + NULL, /* [24] reserved */ + NULL, /* [25] reserved */ + NULL, /* [26] SPI_STS */ + NULL, /* [27] reserved */ + NULL, /* [28] PUNIT */ + NULL, /* [29] GUNIT */ + NULL, /* [30] reserved */ + NULL /* [31] reserved */ }; void southbridge_smi_handler(void) @@ -433,7 +432,8 @@ void southbridge_smi_handler(void) int i; uint32_t smi_sts; - /* We need to clear the SMI status registers, or we won't see what's + /* + * We need to clear the SMI status registers, or we won't see what's * happening in the following calls. */ smi_sts = clear_smi_status(); @@ -452,7 +452,9 @@ void southbridge_smi_handler(void) } } - /* The GPIO SMI events do not have a status bit in SMI_STS. Therefore, - * these events need to be cleared and checked unconditionally. */ + /* + * The GPIO SMI events do not have a status bit in SMI_STS. Therefore, + * these events need to be cleared and checked unconditionally. + */ mainboard_smi_gpi(clear_alt_status()); } diff --git a/src/soc/intel/baytrail/smm.c b/src/soc/intel/baytrail/smm.c index d16f9189cd..be541da29a 100644 --- a/src/soc/intel/baytrail/smm.c +++ b/src/soc/intel/baytrail/smm.c @@ -76,13 +76,15 @@ static void smm_southbridge_enable(uint16_t pm1_events) printk(BIOS_DEBUG, "Enabling SMIs.\n"); if (!smm_save_params[SMM_SAVE_PARAM_PCIE_WAKE_ENABLE]) pm1_events |= PCIEXPWAK_DIS; + enable_pm1(pm1_events); disable_gpe(PME_B0_EN); /* Set up the GPIO route. */ smm_southcluster_route_gpios(); - /* Enable SMI generation: + /* + * Enable SMI generation: * - on APMC writes (io 0xb2) * - on writes to SLP_EN (sleep states) * - on writes to GBL_RLS (bios commands) diff --git a/src/soc/intel/baytrail/southcluster.c b/src/soc/intel/baytrail/southcluster.c index b7157c70f6..9a297aadf8 100644 --- a/src/soc/intel/baytrail/southcluster.c +++ b/src/soc/intel/baytrail/southcluster.c @@ -62,7 +62,7 @@ static inline int io_range_in_default(int base, int size) (base + size) < LPC_DEFAULT_IO_RANGE_UPPER) return 1; - /* This will return not in range for partial overlaps. */ + /* This will return not in range for partial overlaps */ return 0; } @@ -294,13 +294,13 @@ static void sc_disable_devfn(struct device *dev) if (mask != 0) { write32(func_dis, read32(func_dis) | mask); - /* Ensure posted write hits. */ + /* Ensure posted write hits */ read32(func_dis); } if (mask2 != 0) { write32(func_dis2, read32(func_dis2) | mask2); - /* Ensure posted write hits. */ + /* Ensure posted write hits */ read32(func_dis2); } } @@ -314,9 +314,10 @@ static inline void set_d3hot_bits(struct device *dev, int offset) pci_write_config8(dev, offset + 4, reg8); } -/* Parts of the audio subsystem are powered by the HDA device. Therefore, one - * cannot put HDA into D3Hot. Instead perform this workaround to make some of - * the audio paths work for LPE audio. */ +/* + * Parts of the audio subsystem are powered by the HDA device. Thus, one cannot put HDA into + * D3Hot. Instead, perform this workaround to make some of the audio paths work for LPE audio. + */ static void hda_work_around(struct device *dev) { u32 *gctl = (u32 *)(TEMP_BASE_ADDRESS + 0x8); @@ -324,8 +325,10 @@ static void hda_work_around(struct device *dev) /* Need to set magic register 0x43 to 0xd7 in config space. */ pci_write_config8(dev, 0x43, 0xd7); - /* Need to set bit 0 of GCTL to take the device out of reset. However, - * that requires setting up the 64-bit BAR. */ + /* + * Need to set bit 0 of GCTL to take the device out of reset. + * However, that requires setting up the 64-bit BAR. + */ pci_write_config32(dev, PCI_BASE_ADDRESS_0, TEMP_BASE_ADDRESS); pci_write_config32(dev, PCI_BASE_ADDRESS_1, 0); pci_write_config16(dev, PCI_COMMAND, PCI_COMMAND_MEMORY); @@ -338,8 +341,10 @@ static int place_device_in_d3hot(struct device *dev) { unsigned int offset; - /* Parts of the HDA block are used for LPE audio as well. - * Therefore assume the HDA will never be put into D3Hot. */ + /* + * Parts of the HDA block are used for LPE audio as well. + * Therefore assume the HDA will never be put into D3Hot. + */ if (dev->path.pci.devfn == PCI_DEVFN(HDA_DEV, HDA_FUNC)) { hda_work_around(dev); return 0; @@ -352,8 +357,10 @@ static int place_device_in_d3hot(struct device *dev) return 0; } - /* For some reason some of the devices don't have the capability - * pointer set correctly. Work around this by hard coding the offset. */ + /* + * For some reason some of the devices don't have the capability pointer set correctly. + * Work around this by hard coding the offset. + */ switch (dev->path.pci.devfn) { case PCI_DEVFN(SDIO_DEV, SDIO_FUNC): offset = 0x80; @@ -536,16 +543,16 @@ static void finalize_chipset(void *unused) u8 *spi = (u8 *)SPI_BASE_ADDRESS; struct spi_config cfg; - /* Set the lock enable on the BIOS control register. */ + /* Set the lock enable on the BIOS control register */ write32(bcr, read32(bcr) | BCR_LE); - /* Set BIOS lock down bit controlling boot block size and swapping. */ + /* Set BIOS lock down bit controlling boot block size and swapping */ write32(gcs, read32(gcs) | BILD); - /* Lock sleep stretching policy and set SMI lock. */ + /* Lock sleep stretching policy and set SMI lock */ write32(gen_pmcon2, read32(gen_pmcon2) | SLPSX_STR_POL_LOCK | SMI_LOCK); - /* Set the CF9 lock. */ + /* Set the CF9 lock */ write32(etr, read32(etr) | CF9LOCK); if (mainboard_get_spi_config(&cfg) < 0) { |