diff options
Diffstat (limited to 'src/southbridge')
| -rw-r--r-- | src/southbridge/amd/sr5650/Kconfig | 26 | ||||
| -rw-r--r-- | src/southbridge/amd/sr5650/Makefile.inc | 9 | ||||
| -rw-r--r-- | src/southbridge/amd/sr5650/acpi/sr5650.asl | 384 | ||||
| -rw-r--r-- | src/southbridge/amd/sr5650/chip.h | 34 | ||||
| -rw-r--r-- | src/southbridge/amd/sr5650/cmn.h | 219 | ||||
| -rw-r--r-- | src/southbridge/amd/sr5650/early_setup.c | 586 | ||||
| -rw-r--r-- | src/southbridge/amd/sr5650/ht.c | 290 | ||||
| -rw-r--r-- | src/southbridge/amd/sr5650/pcie.c | 940 | ||||
| -rw-r--r-- | src/southbridge/amd/sr5650/rev.h | 23 | ||||
| -rw-r--r-- | src/southbridge/amd/sr5650/sr5650.c | 931 | ||||
| -rw-r--r-- | src/southbridge/amd/sr5650/sr5650.h | 139 |
11 files changed, 0 insertions, 3581 deletions
diff --git a/src/southbridge/amd/sr5650/Kconfig b/src/southbridge/amd/sr5650/Kconfig deleted file mode 100644 index 85f6b13013..0000000000 --- a/src/southbridge/amd/sr5650/Kconfig +++ /dev/null @@ -1,26 +0,0 @@ -## -## This file is part of the coreboot project. -## -## Copyright (C) 2010 Advanced Micro Devices, Inc. -## -## This program is free software; you can redistribute it and/or modify -## it under the terms of the GNU General Public License as published by -## the Free Software Foundation; version 2 of the License. -## -## This program is distributed in the hope that it will be useful, -## but WITHOUT ANY WARRANTY; without even the implied warranty of -## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -## GNU General Public License for more details. -## - -config SOUTHBRIDGE_AMD_SR5650 - bool - -if SOUTHBRIDGE_AMD_SR5650 -config EXT_CONF_SUPPORT - bool "Enable PCI-E MMCONFIG support" - default y - help - Select to enable PCI-E MMCONFIG support on the SR5650. - -endif diff --git a/src/southbridge/amd/sr5650/Makefile.inc b/src/southbridge/amd/sr5650/Makefile.inc deleted file mode 100644 index f695a112a6..0000000000 --- a/src/southbridge/amd/sr5650/Makefile.inc +++ /dev/null @@ -1,9 +0,0 @@ -ifeq ($(CONFIG_SOUTHBRIDGE_AMD_SR5650),y) - -ramstage-y += sr5650.c -ramstage-y += pcie.c -ramstage-y += ht.c - -romstage-y += early_setup.c - -endif diff --git a/src/southbridge/amd/sr5650/acpi/sr5650.asl b/src/southbridge/amd/sr5650/acpi/sr5650.asl deleted file mode 100644 index 93a74e3507..0000000000 --- a/src/southbridge/amd/sr5650/acpi/sr5650.asl +++ /dev/null @@ -1,384 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering - * Copyright (C) 2009 Advanced Micro Devices, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -Scope(\) { - Name(PCBA, CONFIG_MMCONF_BASE_ADDRESS) /* Base address of PCIe config space */ - Name(HPBA, 0xFED00000) /* Base address of HPET table */ - - /* PIC IRQ mapping registers, C00h-C01h */ - OperationRegion(PRQM, SystemIO, 0x00000C00, 0x00000002) - Field(PRQM, ByteAcc, NoLock, Preserve) { - PRQI, 0x00000008, - PRQD, 0x00000008, /* Offset: 1h */ - } - IndexField(PRQI, PRQD, ByteAcc, NoLock, Preserve) { - PINA, 0x00000008, /* Index 0 */ - PINB, 0x00000008, /* Index 1 */ - PINC, 0x00000008, /* Index 2 */ - PIND, 0x00000008, /* Index 3 */ - AINT, 0x00000008, /* Index 4 */ - SINT, 0x00000008, /* Index 5 */ - , 0x00000008, /* Index 6 */ - AAUD, 0x00000008, /* Index 7 */ - AMOD, 0x00000008, /* Index 8 */ - PINE, 0x00000008, /* Index 9 */ - PINF, 0x00000008, /* Index A */ - PING, 0x00000008, /* Index B */ - PINH, 0x00000008, /* Index C */ - } - - /* PCI Error control register */ - OperationRegion(PERC, SystemIO, 0x00000C14, 0x00000001) - Field(PERC, ByteAcc, NoLock, Preserve) { - SENS, 0x00000001, - PENS, 0x00000001, - SENE, 0x00000001, - PENE, 0x00000001, - } - - Scope(\_SB) { - /* PCIe Configuration Space for 16 busses */ - OperationRegion(PCFG, SystemMemory, PCBA, 0x01000000) /* Each bus consumes 1MB */ - Field(PCFG, ByteAcc, NoLock, Preserve) { - /* Byte offsets are computed using the following technique: - * ((bus number + 1) * ((device number * 8) * 4096)) + register offset - * The 8 comes from 8 functions per device, and 4096 bytes per function config space - */ - Offset(0x00088024), /* Byte offset to SATA register 24h - Bus 0, Device 17, Function 0 */ - STB5, 32, - Offset(0x00098042), /* Byte offset to OHCI0 register 42h - Bus 0, Device 19, Function 0 */ - PT0D, 1, - PT1D, 1, - PT2D, 1, - PT3D, 1, - PT4D, 1, - PT5D, 1, - PT6D, 1, - PT7D, 1, - PT8D, 1, - PT9D, 1, - Offset(0x000A0004), /* Byte offset to SMBUS register 4h - Bus 0, Device 20, Function 0 */ - SBIE, 1, - SBME, 1, - Offset(0x000A0008), /* Byte offset to SMBUS register 8h - Bus 0, Device 20, Function 0 */ - SBRI, 8, - Offset(0x000A0014), /* Byte offset to SMBUS register 14h - Bus 0, Device 20, Function 0 */ - SBB1, 32, - Offset(0x000A0078), /* Byte offset to SMBUS register 78h - Bus 0, Device 20, Function 0 */ - ,14, - P92E, 1, /* Port92 decode enable */ - } - - OperationRegion(SB5, SystemMemory, STB5, 0x1000) - Field(SB5, AnyAcc, NoLock, Preserve){ - /* Port 0 */ - Offset(0x120), /* Port 0 Task file status */ - P0ER, 1, - , 2, - P0DQ, 1, - , 3, - P0BY, 1, - Offset(0x128), /* Port 0 Serial ATA status */ - P0DD, 4, - , 4, - P0IS, 4, - Offset(0x12C), /* Port 0 Serial ATA control */ - P0DI, 4, - Offset(0x130), /* Port 0 Serial ATA error */ - , 16, - P0PR, 1, - - /* Port 1 */ - offset(0x1A0), /* Port 1 Task file status */ - P1ER, 1, - , 2, - P1DQ, 1, - , 3, - P1BY, 1, - Offset(0x1A8), /* Port 1 Serial ATA status */ - P1DD, 4, - , 4, - P1IS, 4, - Offset(0x1AC), /* Port 1 Serial ATA control */ - P1DI, 4, - Offset(0x1B0), /* Port 1 Serial ATA error */ - , 16, - P1PR, 1, - - /* Port 2 */ - Offset(0x220), /* Port 2 Task file status */ - P2ER, 1, - , 2, - P2DQ, 1, - , 3, - P2BY, 1, - Offset(0x228), /* Port 2 Serial ATA status */ - P2DD, 4, - , 4, - P2IS, 4, - Offset(0x22C), /* Port 2 Serial ATA control */ - P2DI, 4, - Offset(0x230), /* Port 2 Serial ATA error */ - , 16, - P2PR, 1, - - /* Port 3 */ - Offset(0x2A0), /* Port 3 Task file status */ - P3ER, 1, - , 2, - P3DQ, 1, - , 3, - P3BY, 1, - Offset(0x2A8), /* Port 3 Serial ATA status */ - P3DD, 4, - , 4, - P3IS, 4, - Offset(0x2AC), /* Port 3 Serial ATA control */ - P3DI, 4, - Offset(0x2B0), /* Port 3 Serial ATA error */ - , 16, - P3PR, 1, - } - - Method(CIRQ, 0x00, NotSerialized){ - Store(0, PINA) - Store(0, PINB) - Store(0, PINC) - Store(0, PIND) - Store(0, PINE) - Store(0, PINF) - Store(0, PING) - Store(0, PINH) - } - - /* set "A", 8259 interrupts */ - Name (PRSA, ResourceTemplate () { - IRQ(Level, ActiveLow, Exclusive) {4, 7, 10, 11, 12, 14, 15} - }) - - Method (CRSA, 1, Serialized) { - Name (LRTL, ResourceTemplate() { - IRQ(Level, ActiveLow, Shared) {15} - }) - CreateWordField(LRTL, 1, LIRQ) - ShiftLeft(1, Arg0, LIRQ) - Return (LRTL) - } - - Method (SRSA, 1, Serialized) { - CreateWordField(Arg0, 1, LIRQ) - FindSetRightBit(LIRQ, Local0) - if (Local0) { - Decrement(Local0) - } - Return (Local0) - } - - Device(LNKA) { - Name(_HID, EISAID("PNP0C0F")) - Name(_UID, 1) - Method(_STA, 0) { - if (PINA) { - Return(0x0B) /* LNKA is invisible */ - } else { - Return(0x09) /* LNKA is disabled */ - } - } - Method(_DIS, 0) { - Store(0, PINA) - } - Method(_PRS, 0) { - Return (PRSA) - } - Method (_CRS, 0, Serialized) { - Return (CRSA(PINA)) - } - Method (_SRS, 1, Serialized) { - Store (SRSA(Arg0), PINA) - } - } - - Device(LNKB) { - Name(_HID, EISAID("PNP0C0F")) - Name(_UID, 2) - Method(_STA, 0) { - if (PINB) { - Return(0x0B) /* LNKB is invisible */ - } else { - Return(0x09) /* LNKB is disabled */ - } - } - Method(_DIS, 0) { - Store(0, PINB) - } - Method(_PRS, 0) { - Return (PRSA) - } - Method (_CRS, 0, Serialized) { - Return (CRSA(PINB)) - } - Method (_SRS, 1, Serialized) { - Store (SRSA(Arg0), PINB) - } - } - - Device(LNKC) { - Name(_HID, EISAID("PNP0C0F")) - Name(_UID, 3) - Method(_STA, 0) { - if (PINC) { - Return(0x0B) /* LNKC is invisible */ - } else { - Return(0x09) /* LNKC is disabled */ - } - } - Method(_DIS, 0) { - Store(0, PINC) - } - Method(_PRS, 0) { - Return (PRSA) - } - Method (_CRS, 0, Serialized) { - Return (CRSA(PINC)) - } - Method (_SRS, 1, Serialized) { - Store (SRSA(Arg0), PINC) - } - } - - Device(LNKD) { - Name(_HID, EISAID("PNP0C0F")) - Name(_UID, 4) - Method(_STA, 0) { - if (PIND) { - Return(0x0B) /* LNKD is invisible */ - } else { - Return(0x09) /* LNKD is disabled */ - } - } - Method(_DIS, 0) { - Store(0, PIND) - } - Method(_PRS, 0) { - Return (PRSA) - } - Method (_CRS, 0, Serialized) { - Return (CRSA(PIND)) - } - Method (_SRS, 1, Serialized) { - Store (SRSA(Arg0), PIND) - } - } - - Device(LNKE) { - Name(_HID, EISAID("PNP0C0F")) - Name(_UID, 5) - Method(_STA, 0) { - if (PINE) { - Return(0x0B) /* LNKE is invisible */ - } else { - Return(0x09) /* LNKE is disabled */ - } - } - Method(_DIS, 0) { - Store(0, PINE) - } - Method(_PRS, 0) { - Return (PRSA) - } - Method (_CRS, 0, Serialized) { - Return (CRSA(PINE)) - } - Method (_SRS, 1, Serialized) { - Store (SRSA(Arg0), PINE) - } - } - - Device(LNKF) { - Name(_HID, EISAID("PNP0C0F")) - Name(_UID, 6) - Method(_STA, 0) { - if (PINF) { - Return(0x0B) /* LNKF is invisible */ - } else { - Return(0x09) /* LNKF is disabled */ - } - } - Method(_DIS, 0) { - Store(0, PINF) - } - Method(_PRS, 0) { - Return (PRSA) - } - Method (_CRS, 0, Serialized) { - Return (CRSA(PINF)) - } - Method (_SRS, 1, Serialized) { - Store (SRSA(Arg0), PINF) - } - } - - Device(LNKG) { - Name(_HID, EISAID("PNP0C0F")) - Name(_UID, 7) - Method(_STA, 0) { - if (PING) { - Return(0x0B) /* LNKG is invisible */ - } else { - Return(0x09) /* LNKG is disabled */ - } - } - Method(_DIS, 0) { - Store(0, PING) - } - Method(_PRS, 0) { - Return (PRSA) - } - Method (_CRS, 0, Serialized) { - Return (CRSA(PING)) - } - Method (_SRS, 1, Serialized) { - Store (SRSA(Arg0), PING) - } - } - - Device(LNKH) { - Name(_HID, EISAID("PNP0C0F")) - Name(_UID, 8) - Method(_STA, 0) { - if (PINH) { - Return(0x0B) /* LNKH is invisible */ - } else { - Return(0x09) /* LNKH is disabled */ - } - } - Method(_DIS, 0) { - Store(0, PINH) - } - Method(_PRS, 0) { - Return (PRSA) - } - Method (_CRS, 0, Serialized) { - Return (CRSA(PINH)) - } - Method (_SRS, 1, Serialized) { - Store (SRSA(Arg0), PINH) - } - } - - } /* End Scope(_SB) */ - -} /* End Scope(/) */ diff --git a/src/southbridge/amd/sr5650/chip.h b/src/southbridge/amd/sr5650/chip.h deleted file mode 100644 index 082300edcf..0000000000 --- a/src/southbridge/amd/sr5650/chip.h +++ /dev/null @@ -1,34 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2010 Advanced Micro Devices, Inc. - * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef SR5650_CHIP_H -#define SR5650_CHIP_H - -#include <stdint.h> - -/* Member variables are defined in Config.lb. */ -struct southbridge_amd_sr5650_config -{ - u8 gpp1_configuration; /* The configuration of General Purpose Port. */ - u8 gpp2_configuration; /* The configuration of General Purpose Port. */ - u8 gpp3a_configuration; /* The configuration of General Purpose Port. */ - u16 port_enable; /* Which port is enabled? GPP(2,3,4,5,6,7,9,10,11,12,13) */ - uint32_t pcie_settling_time; /* How long to wait after link training for PCI-e devices to - * initialize before probing PCI-e busses (in microseconds). - */ -}; - -#endif /* SR5650_CHIP_H */ diff --git a/src/southbridge/amd/sr5650/cmn.h b/src/southbridge/amd/sr5650/cmn.h deleted file mode 100644 index 9588105c5a..0000000000 --- a/src/southbridge/amd/sr5650/cmn.h +++ /dev/null @@ -1,219 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2010 Advanced Micro Devices, Inc. - * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef __SR5650_CMN_H__ -#define __SR5650_CMN_H__ - -#include <device/pci_ops.h> - -#define NBMISC_INDEX 0x60 -#define NBHTIU_INDEX 0x94 /* Note: It is different with RS690, whose HTIU index is 0xA8 */ -#define NBMC_INDEX 0xE8 -#define NBPCIE_INDEX 0xE0 -#define L2CFG_INDEX 0xF0 -#define L1CFG_INDEX 0xF8 -#define EXT_CONF_BASE_ADDRESS CONFIG_MMCONF_BASE_ADDRESS -#define TEMP_MMIO_BASE_ADDRESS 0xC0000000 - -#define axindxc_reg(reg, mask, val) \ - alink_ax_indx(0, (reg), (mask), (val)) - -#define AB_INDX 0xCD8 -#define AB_DATA (AB_INDX+4) - -#if ENV_PCI_SIMPLE_DEVICE -static inline u32 nb_read_index(pci_devfn_t dev, u32 index_reg, u32 index) -#else -static inline u32 nb_read_index(struct device *dev, u32 index_reg, u32 index) -#endif -{ - pci_write_config32(dev, index_reg, index); - return pci_read_config32(dev, index_reg + 0x4); -} - -#if ENV_PCI_SIMPLE_DEVICE -static inline void nb_write_index(pci_devfn_t dev, u32 index_reg, u32 index, - u32 data) -#else -static inline void nb_write_index(struct device *dev, u32 index_reg, u32 index, - u32 data) -#endif -{ - pci_write_config32(dev, index_reg, index); - pci_write_config32(dev, index_reg + 0x4, data); -} - -#if ENV_PCI_SIMPLE_DEVICE -static inline u32 nbmisc_read_index(pci_devfn_t nb_dev, u32 index) -#else -static inline u32 nbmisc_read_index(struct device *nb_dev, u32 index) -#endif -{ - return nb_read_index((nb_dev), NBMISC_INDEX, (index)); -} - -#if ENV_PCI_SIMPLE_DEVICE -static inline void nbmisc_write_index(pci_devfn_t nb_dev, u32 index, u32 data) -#else -static inline void nbmisc_write_index(struct device *nb_dev, u32 index, - u32 data) -#endif -{ - nb_write_index((nb_dev), NBMISC_INDEX, ((index) | 0x80), (data)); -} - -#if ENV_PCI_SIMPLE_DEVICE -static inline void set_nbmisc_enable_bits(pci_devfn_t nb_dev, u32 reg_pos, - u32 mask, u32 val) -#else -static inline void set_nbmisc_enable_bits(struct device *nb_dev, u32 reg_pos, - u32 mask, u32 val) -#endif -{ - u32 reg_old, reg; - reg = reg_old = nbmisc_read_index(nb_dev, reg_pos); - reg &= ~mask; - reg |= val; - if (reg != reg_old) { - nbmisc_write_index(nb_dev, reg_pos, reg); - } -} - -#if ENV_PCI_SIMPLE_DEVICE -static inline u32 htiu_read_index(pci_devfn_t nb_dev, u32 index) -#else -static inline u32 htiu_read_index(struct device *nb_dev, u32 index) -#endif -{ - return nb_read_index((nb_dev), NBHTIU_INDEX, (index)); -} - -#if ENV_PCI_SIMPLE_DEVICE -static inline void htiu_write_index(pci_devfn_t nb_dev, u32 index, u32 data) -#else -static inline void htiu_write_index(struct device *nb_dev, u32 index, u32 data) -#endif -{ - nb_write_index((nb_dev), NBHTIU_INDEX, ((index) | 0x100), (data)); -} - -#if ENV_PCI_SIMPLE_DEVICE -static inline u32 nbmc_read_index(pci_devfn_t nb_dev, u32 index) -#else -static inline u32 nbmc_read_index(struct device *nb_dev, u32 index) -#endif -{ - return nb_read_index((nb_dev), NBMC_INDEX, (index)); -} - -#if ENV_PCI_SIMPLE_DEVICE -static inline void nbmc_write_index(pci_devfn_t nb_dev, u32 index, u32 data) -#else -static inline void nbmc_write_index(struct device *nb_dev, u32 index, u32 data) -#endif -{ - nb_write_index((nb_dev), NBMC_INDEX, ((index) | 1 << 9), (data)); -} - -#if ENV_PCI_SIMPLE_DEVICE -static inline void set_htiu_enable_bits(pci_devfn_t nb_dev, u32 reg_pos, - u32 mask, u32 val) -#else -static inline void set_htiu_enable_bits(struct device *nb_dev, u32 reg_pos, - u32 mask, u32 val) -#endif -{ - u32 reg_old, reg; - reg = reg_old = htiu_read_index(nb_dev, reg_pos); - reg &= ~mask; - reg |= val; - if (reg != reg_old) { - htiu_write_index(nb_dev, reg_pos, reg); - } -} - -#if ENV_PCI_SIMPLE_DEVICE -static inline void set_nbcfg_enable_bits(pci_devfn_t nb_dev, u32 reg_pos, - u32 mask, u32 val) -#else -static inline void set_nbcfg_enable_bits(struct device *nb_dev, u32 reg_pos, - u32 mask, u32 val) -#endif -{ - u32 reg_old, reg; - reg = reg_old = pci_read_config32(nb_dev, reg_pos); - reg &= ~mask; - reg |= val; - if (reg != reg_old) { - pci_write_config32(nb_dev, reg_pos, reg); - } -} - -#if ENV_PCI_SIMPLE_DEVICE -static inline void set_nbcfg_enable_bits_8(pci_devfn_t nb_dev, u32 reg_pos, - u8 mask, u8 val) -#else -static inline void set_nbcfg_enable_bits_8(struct device *nb_dev, u32 reg_pos, - u8 mask, u8 val) -#endif -{ - u8 reg_old, reg; - reg = reg_old = pci_read_config8(nb_dev, reg_pos); - reg &= ~mask; - reg |= val; - if (reg != reg_old) { - pci_write_config8(nb_dev, reg_pos, reg); - } -} - -#if ENV_PCI_SIMPLE_DEVICE -static inline void set_nbmc_enable_bits(pci_devfn_t nb_dev, u32 reg_pos, - u32 mask, u32 val) -#else -static inline void set_nbmc_enable_bits(struct device *nb_dev, u32 reg_pos, - u32 mask, u32 val) -#endif -{ - u32 reg_old, reg; - reg = reg_old = nbmc_read_index(nb_dev, reg_pos); - reg &= ~mask; - reg |= val; - if (reg != reg_old) { - nbmc_write_index(nb_dev, reg_pos, reg); - } -} - -#if ENV_PCI_SIMPLE_DEVICE -static inline void set_pcie_enable_bits(pci_devfn_t dev, u32 reg_pos, u32 mask, - u32 val) -#else -static inline void set_pcie_enable_bits(struct device *dev, u32 reg_pos, - u32 mask, u32 val) -#endif -{ - u32 reg_old, reg; - reg = reg_old = nb_read_index(dev, NBPCIE_INDEX, reg_pos); - reg &= ~mask; - reg |= val; - if (reg != reg_old) { - nb_write_index(dev, NBPCIE_INDEX, reg_pos, reg); - } -} - -void set_pcie_reset(void); -void set_pcie_dereset(void); - -#endif /* __SR5650_CMN_H__ */ diff --git a/src/southbridge/amd/sr5650/early_setup.c b/src/southbridge/amd/sr5650/early_setup.c deleted file mode 100644 index b119df287a..0000000000 --- a/src/southbridge/amd/sr5650/early_setup.c +++ /dev/null @@ -1,586 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering - * Copyright (C) 2010 Advanced Micro Devices, Inc. - * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <stdint.h> -#include <arch/cpu.h> -#include <arch/io.h> -#include <device/pci_ops.h> -#include <console/console.h> -#include <cpu/x86/msr.h> -#include <cpu/amd/msr.h> -#include <option.h> -#include <southbridge/amd/common/reset.h> -#include "sr5650.h" -#include "cmn.h" - -/* space = 0: AX_INDXC, AX_DATAC - * space = 1: AX_INDXP, AX_DATAP - */ -static void alink_ax_indx(u32 space, u32 axindc, u32 mask, u32 val) -{ - u32 tmp; - - /* read axindc to tmp */ - outl(space << 30 | space << 3 | 0x30, AB_INDX); - outl(axindc, AB_DATA); - outl(space << 30 | space << 3 | 0x34, AB_INDX); - tmp = inl(AB_DATA); - - tmp &= ~mask; - tmp |= val; - - /* write tmp */ - outl(space << 30 | space << 3 | 0x30, AB_INDX); - outl(axindc, AB_DATA); - outl(space << 30 | space << 3 | 0x34, AB_INDX); - outl(tmp, AB_DATA); -} - - -static void set_fam10_ext_cfg_enable_bits(pci_devfn_t fam10_dev, - u32 reg_pos, u32 mask, u32 val) -{ - u32 reg_old, reg; - - /* family 10 only, for reg > 0xFF */ - if (!CONFIG(NORTHBRIDGE_AMD_AMDFAM10)) - return; - - reg = reg_old = pci_read_config32(fam10_dev, reg_pos); - reg &= ~mask; - reg |= val; - if (reg != reg_old) { - pci_write_config32(fam10_dev, reg_pos, reg); - } -} - -/* -* Compliant with CIM_33's ATINB_PrepareInit -*/ -static void get_cpu_rev(void) -{ - u32 eax; - - eax = cpuid_eax(1); - printk(BIOS_INFO, "get_cpu_rev EAX=0x%x.\n", eax); - if (eax <= 0xfff) - printk(BIOS_INFO, "CPU Rev is K8_Cx.\n"); - else if (eax <= 0x10fff) - printk(BIOS_INFO, "CPU Rev is K8_Dx.\n"); - else if (eax <= 0x20fff) - printk(BIOS_INFO, "CPU Rev is K8_Ex.\n"); - else if (eax <= 0x40fff) - printk(BIOS_INFO, "CPU Rev is K8_Fx.\n"); - else if (eax == 0x60fb1 || eax == 0x60f81) /*These two IDS are exception, they are G1. */ - printk(BIOS_INFO, "CPU Rev is K8_G1.\n"); - else if (eax <= 0X60FF0) - printk(BIOS_INFO, "CPU Rev is K8_G0.\n"); - else if (eax <= 0x100000) - printk(BIOS_INFO, "CPU Rev is K8_G1.\n"); - else if (eax <= 0x100fa0) - printk(BIOS_INFO, "CPU Rev is Fam 10.\n"); - else if (eax <= 0x600f20) - printk(BIOS_INFO, "CPU Rev is Fam 15.\n"); - else - printk(BIOS_INFO, "CPU Rev is not recognized.\n"); -} - -/* -CIM NB_GetRevisionInfo() -*/ -static u8 get_nb_rev(pci_devfn_t nb_dev) -{ - u8 reg; - reg = pci_read_config8(nb_dev, 0x8); /* copy from CIM, can't find in doc */ - switch (reg & 3) - { - case 0x00: - reg = REV_SR5650_A11; - break; - case 0x02: - default: - reg = REV_SR5650_A12; - break; - } - return reg; -} - -/***************************************** -* Compliant with SR5650_CIMX_4_5_0 NBHT_InitHT(). -* Init HT link speed/width for sr5650 -- k8 link -1: Check CPU Family, Family10? -2: Get CPU's HT speed and width -3: Decide HT mode 1 or 3 by HT Speed. >1GHz: HT3, else HT1 -4: -*****************************************/ -static const u8 sr5650_ibias[] = { - /* 1, 3 are reserved. */ - [0x0] = 0x44, /* 200MHz HyperTransport 1 only */ - [0x2] = 0x44, /* 400MHz HyperTransport 1 only */ - [0x4] = 0xB6, /* 600MHz HyperTransport 1 only */ - [0x5] = 0x44, /* 800MHz HyperTransport 1 only */ - [0x6] = 0x96, /* 1GHz HyperTransport 1 only */ - /* HT3 for Family 10 */ - [0x7] = 0xB6, /* 1.2GHz HyperTransport 3 only */ - [0x8] = 0x23, /* 1.4GHz HyperTransport 3 only */ - [0x9] = 0x44, /* 1.6GHz HyperTransport 3 only */ - [0xa] = 0x64, /* 1.8GHz HyperTransport 3 only */ - [0xb] = 0x96, /* 2.0GHz HyperTransport 3 only */ - [0xc] = 0xA6, /* 2.2GHz HyperTransport 3 only */ - [0xd] = 0xB6, /* 2.4GHz HyperTransport 3 only */ - [0xe] = 0xC6, /* 2.6GHz HyperTransport 3 only */ -}; - -void sr5650_htinit(void) -{ - /* - * About HT, it has been done in enumerate_ht_chain(). - */ - pci_devfn_t cpu_f0, sr5650_f0, clk_f1; - u32 reg; - u8 cpu_ht_freq, cpu_htfreq_max, ibias; - u8 sbnode; - u8 sblink; - u16 linkfreq_reg; - u16 linkfreqext_reg; - - /************************ - * get cpu's ht freq, in cpu's function 0, offset 0x88 - * bit11-8, specifics the maximum operation frequency of the link's transmitter clock. - * The link frequency field (Frq) is cleared by cold reset. SW can write a nonzero - * value to this reg, and that value takes effect on the next warm reset or - * LDTSTOP_L disconnect sequence. - * please see the table sr5650_ibias about the value and its corresponding frequency. - ************************/ - /* Link0, Link1 are for connection between P0 and P1. - * TODO: Check the topology of the MP and NB. Or we just read the nbconfig? */ - /* NOTE: In most cases, we only have one CPU. In that case, we should read 0x88. */ - - /* Find out the node ID and the Link ID that - * connects to the Southbridge (system IO hub). - */ - sbnode = (pci_read_config32(PCI_DEV(0, 0x18, 0), 0x60) >> 8) & 7; - sblink = (pci_read_config32(PCI_DEV(0, 0x18, 0), 0x64) >> 8) & 3; /* bit[10] sublink, bit[9,8] link. */ - cpu_f0 = PCI_DEV(0, (0x18 + sbnode), 0); - - /* - * link freq reg of Link0, 1, 2, 3 is 0x88, 0xA8, 0xC8, 0xE8 respectively - * link freq ext reg of Link0, 1, 2, 3 is 0x9C, 0xBC, 0xDC, 0xFC respectively - */ - linkfreq_reg = 0x88 + (sblink << 5); - linkfreqext_reg = 0x9C + (sblink << 5); - reg = pci_read_config32(cpu_f0, linkfreq_reg); - - cpu_ht_freq = (reg & 0xf00) >> 8; - - /* Freq[4] is only valid for revision D and later processors */ - if (cpuid_eax(1) >= 0x100F80) { - cpu_htfreq_max = 0x14; - cpu_ht_freq |= ((pci_read_config32(cpu_f0, linkfreqext_reg) & 0x01) << 4); - } else { - cpu_htfreq_max = 0x0F; - } - - printk(BIOS_INFO, "sr5650_htinit: Node %x Link %x, HT freq=%x.\n", - sbnode, sblink, cpu_ht_freq); - sr5650_f0 = PCI_DEV(0, 0, 0); - - clk_f1 = PCI_DEV(0, 0, 1); /* We need to make sure the F1 is accessible. */ - - ibias = sr5650_ibias[cpu_ht_freq]; - - /* If HT freq>1GHz, we assume the CPU is fam10, else it is K8. - * Is it appropriate? - * Frequency is 1GHz, i.e. cpu_ht_freq is 6, in most cases. - * So we check 6 only, it would be faster. */ - if ((cpu_ht_freq == 0x6) || (cpu_ht_freq == 0x5) || (cpu_ht_freq == 0x4) || - (cpu_ht_freq == 0x2) || (cpu_ht_freq == 0x0)) { - printk(BIOS_INFO, "sr5650_htinit: HT1 mode\n"); - - /* HT1 mode, RPR 5.4.2 */ - /* set IBIAS code */ - set_nbcfg_enable_bits(clk_f1, 0xD8, 0x3FF, ibias); - /* Optimizes chipset HT transmitter drive strength */ - set_htiu_enable_bits(sr5650_f0, 0x2A, 0x3, 0x3); - } else if ((cpu_ht_freq > 0x6) && (cpu_ht_freq < cpu_htfreq_max)) { - printk(BIOS_INFO, "sr5650_htinit: HT3 mode\n"); - - /* Enable Protocol checker */ - set_htiu_enable_bits(sr5650_f0, 0x1E, 0xFFFFFFFF, 0x7FFFFFFC); - -#if CONFIG(NORTHBRIDGE_AMD_AMDFAM10) - /* HT3 mode, RPR 5.4.3 */ - set_nbcfg_enable_bits(sr5650_f0, 0x9c, 0x3 << 16, 0); - - /* set IBIAS code */ - set_nbcfg_enable_bits(clk_f1, 0xD8, 0x3FF, ibias); - /* Optimizes chipset HT transmitter drive strength */ - set_htiu_enable_bits(sr5650_f0, 0x2A, 0x3, 0x1); - /* Enables error-retry mode */ - set_nbcfg_enable_bits(sr5650_f0, 0x44, 0x1, 0x1); - /* Enables scrambling and Disables command throttling */ - set_nbcfg_enable_bits(sr5650_f0, 0xac, (1 << 3) | (1 << 14), (1 << 3) | (1 << 14)); - /* Enables transmitter de-emphasis */ - set_nbcfg_enable_bits(sr5650_f0, 0xa4, 1 << 31, 1 << 31); - /* Enables transmitter de-emphasis level */ - /* Sets training 0 time */ - set_nbcfg_enable_bits(sr5650_f0, 0xa0, 0x3F, 0x14); - - /* Enables strict TM4 detection */ - set_htiu_enable_bits(sr5650_f0, 0x15, 0x1 << 22, 0x1 << 22); - - /* Optimizes chipset HT transmitter drive strength */ - set_htiu_enable_bits(sr5650_f0, 0x2A, 0x3 << 0, 0x1 << 0); - - /* HyperTransport 3 Processor register settings to be done in northbridge */ - - /* Enables error-retry mode */ - set_fam10_ext_cfg_enable_bits(cpu_f0, 0x130 + (sblink << 2), 1 << 0, 1 << 0); - - /* Enables scrambling */ - set_fam10_ext_cfg_enable_bits(cpu_f0, 0x170 + (sblink << 2), 1 << 3, 1 << 3); - - /* Enables transmitter de-emphasis - * This depends on the PCB design and the trace - */ - /* Disables command throttling */ - set_fam10_ext_cfg_enable_bits(cpu_f0, 0x168, 1 << 10, 1 << 10); - - /* Sets Training 0 Time. See T0Time table for encodings */ - /* AGESA have set it to recommended value already - * The recommended values are 14h(2us) if F0x[18C:170][LS2En]=0 - * and 26h(12us) if F0x[18C:170][LS2En]=1 - */ - //set_fam10_ext_cfg_enable_bits(cpu_f0, 0x16C, 0x3F, 0x26); - - /* HT Buffer Allocation for Ganged Links!!! */ -#endif /* CONFIG_NORTHBRIDGE_AMD_AMDFAM10 */ - } - -} - -/* Must be run immediately after HT setup is complete and first warm reset has occurred (if applicable) - * Attempting to switch the NB into isochronous mode before the CPUs have engaged isochronous mode - * will cause a system hard lockup... - */ -void sr5650_htinit_dect_and_enable_isochronous_link(void) -{ - pci_devfn_t sr5650_f0; - unsigned char iommu; - - sr5650_f0 = PCI_DEV(0, 0, 0); - - iommu = 1; - get_option(&iommu, "iommu"); - - if (iommu) { - /* Enable isochronous mode */ - set_nbcfg_enable_bits(sr5650_f0, 0xc8, 1 << 12, 1 << 12); - - /* Apply pending changes */ - if (!((pci_read_config32(sr5650_f0, 0xc8) >> 12) & 0x1)) { - printk(BIOS_INFO, "...WARM RESET...\n\n\n"); - soft_reset(); - die("After soft_reset - shouldn't see this message!!!\n"); - } - } -} - -void fam10_optimization(void) -{ - pci_devfn_t cpu_f0, cpu_f2, cpu_f3; - pci_devfn_t cpu1_f0, cpu1_f2, cpu1_f3; - msr_t msr; - u32 val; - - if (!CONFIG(NORTHBRIDGE_AMD_AMDFAM10)) - return; - - printk(BIOS_INFO, "fam10_optimization()\n"); - msr = rdmsr(NB_CFG_MSR); - msr.hi |= 1 << 14; /* bit 46: EnableCf8ExtCfg */ - wrmsr(NB_CFG_MSR, msr); - - cpu_f0 = PCI_DEV(0, 0x18, 0); - cpu_f2 = PCI_DEV(0, 0x18, 2); - cpu_f3 = PCI_DEV(0, 0x18, 3); - cpu1_f0 = PCI_DEV(0, 0x19, 0); - cpu1_f2 = PCI_DEV(0, 0x19, 2); - cpu1_f3 = PCI_DEV(0, 0x19, 3); - - val = pci_read_config32(cpu1_f3, 0x8C); - val |= 1 << 14; - pci_write_config32(cpu1_f3, 0x8C, val); - - /* TODO: HT Buffer Allocation for (un)Ganged Links */ - /* rpr Table 5-11, 5-12 */ -} - -/***************************************** -* Compliant with CIM_33's ATINB_PCICFG_POR_TABLE -*****************************************/ -static void sr5650_por_pcicfg_init(pci_devfn_t nb_dev) -{ - /* enable PCI Memory Access */ - set_nbcfg_enable_bits_8(nb_dev, 0x04, (u8)(~0xFD), 0x02); - - set_nbcfg_enable_bits(nb_dev, 0x14, ~0, 0x0); - set_nbcfg_enable_bits(nb_dev, 0x18, ~0, 0x0); - set_nbcfg_enable_bits(nb_dev, 0x20, ~0, 0x0); - set_nbcfg_enable_bits(nb_dev, 0x84, ~0, 0x03000010); - - /* Reg4Ch[1]=1 (APIC_ENABLE) force CPU request with address 0xFECx_xxxx to south-bridge - * Reg4Ch[6]=1 (BMMsgEn) enable BM_Set message generation - * BMMsgEn */ - set_nbcfg_enable_bits(nb_dev, 0x4C, (u8)(~0x00), 0x52042); - - set_nbcfg_enable_bits(nb_dev, 0x7C, (u8)(~0), 0x0); - - /* Reg8Ch[10:9] = 0x3 Enables Gfx Debug BAR, - * force this BAR as mem type in sr5650_gfx.c */ - //set_nbcfg_enable_bits_8(nb_dev, 0x8D, (u8)(~0xFF), 0x03); -} - -/***************************************** -* Compliant with CIM_33's ATINB_MISCIND_POR_TABLE -* Compliant with CIM_33's MISC_INIT_TBL -*****************************************/ -static void sr5650_por_misc_index_init(pci_devfn_t nb_dev) -{ - unsigned char iommu; - - iommu = 1; - get_option(&iommu, "iommu"); - - if (iommu) { - /* enable IOMMU */ - printk(BIOS_DEBUG, "Enabling IOMMU\n"); - set_nbmisc_enable_bits(nb_dev, 0x75, 0x1, 0x1); - } else { - /* disable IOMMU */ - printk(BIOS_DEBUG, "Disabling IOMMU\n"); - set_nbmisc_enable_bits(nb_dev, 0x75, 0x1, 0x0); - } - - /* NBMISCIND:0x75[29]= 1 Device ID for hotplug and PME message */ - set_nbmisc_enable_bits(nb_dev, 0x75, 1 << 29, 1 << 29); - set_nbmisc_enable_bits(nb_dev, 0x75, 1 << 9, 1 << 9); /* no doc reference, comply with BTS */ - set_nbmisc_enable_bits(nb_dev, 0x46, 1 << 7, 1 << 7); /* bit7 BTS fail*/ - /*P2P*/ - set_nbmisc_enable_bits(nb_dev, 0x48, 1 << 8, 0); - - set_nbmisc_enable_bits(nb_dev, 0x2A, 1 << 15 | 1 << 17, 1 << 17); - set_nbmisc_enable_bits(nb_dev, 0x2B, 1 << 15 | 1 << 27, 1 << 15 | 1 << 27); - set_nbmisc_enable_bits(nb_dev, 0x2C, 1 << 0 | 1 << 1 | 1 << 5 | 1 << 4 | 1 << 10, 1 << 0 | 1 << 1 | 1 << 5); - set_nbmisc_enable_bits(nb_dev, 0x32, 0x3F << 20, 0x2A << 20); - set_nbmisc_enable_bits(nb_dev, 0x34, 1 << 7 | 1 << 15 | 1 << 23, 0); - set_nbmisc_enable_bits(nb_dev, 0x35, 0x3F << 26, 0x2A << 26); - set_nbmisc_enable_bits(nb_dev, 0x37, 0xfff << 20, 0xddd << 20); - set_nbmisc_enable_bits(nb_dev, 0x37, 7 << 11, 0); - /* PCIE CDR setting */ - set_nbmisc_enable_bits(nb_dev, 0x38, 0xFFFFFFFF, 0xC0C0C0); - set_nbmisc_enable_bits(nb_dev, 0x22, 0xFFFFFFFF, (1 << 27) | (0x8 << 12) | (0x8 << 16) | (0x8 << 20)); - set_nbmisc_enable_bits(nb_dev, 0x22, 1 << 1 | 1 << 2 | 1 << 6 | 1 << 7, 1 << 1 | 1 << 2 | 1 << 6 | 1 << 7); - - set_nbmisc_enable_bits(nb_dev, 0x07, 0xF << 4 | 1 << 24, 0xF << 4 | 1 << 24); - set_nbmisc_enable_bits(nb_dev, 0x67, 1 << 10 | 1 << 11 | 1 << 26, 1 << 11); - set_nbmisc_enable_bits(nb_dev, 0x67, 3 << 21, 3 << 21); - set_nbmisc_enable_bits(nb_dev, 0x68, 1 << 8 | 1 << 9 | 1 << 19, 1 << 9 | 1 << 19); - set_nbmisc_enable_bits(nb_dev, 0x6B, 3 << 3 | 1 << 15 | 0x1F << 27, 3 << 3 | 1 << 15 | 0x1F << 27); - set_nbmisc_enable_bits(nb_dev, 0x6C, 0xFFFFFFFF, 0x41183000); - - /* NB_MISC_IND_WR_EN + IOC_PCIE_CNTL - * Block non-snoop DMA request if PMArbDis is set. - * Set BMSetDis */ - set_nbmisc_enable_bits(nb_dev, 0x0B, 0xFFFFFFFF, 0x00400180); - set_nbmisc_enable_bits(nb_dev, 0x01, 0xFFFFFFFF, 0x00000310); - - /* NBCFG (NBMISCIND 0x0): NB_CNTL - - * HIDE_NB_AGP_CAP ([0], default=1)HIDE - * HIDE_P2P_AGP_CAP ([1], default=1)HIDE - * HIDE_NB_GART_BAR ([2], default=1)HIDE - * HIDE_MMCFG_BAR ([3], default=1)SHOW - * AGPMODE30 ([4], default=0)DISABLE - * AGP30ENCHANCED ([5], default=0)DISABLE - * HIDE_CLKCFG_HEADER ([8], default=0)SHOW */ - set_nbmisc_enable_bits(nb_dev, 0x00, 0x0000FFFF, 0 << 0 | 1 << 1 | 1 << 2 | 0 << 3 | 0 << 6 | 0 << 8); - - /* IOC_LAT_PERF_CNTR_CNTL */ - set_nbmisc_enable_bits(nb_dev, 0x30, 0xFF, 0x00); - //set_nbmisc_enable_bits(nb_dev, 0x31, 0xFF, 0x00); - - /* IOC_LAT_PERF_CNTR_OUT */ - /* IOC_JTAG_CNTL */ - set_nbmisc_enable_bits(nb_dev, 0x47, 0xFFFFFFFF, 0x0000000B); - - set_nbmisc_enable_bits(nb_dev, 0x12, 0xFFFFFFFF, 0x00FB5555); - set_nbmisc_enable_bits(nb_dev, 0x0C, 0xFFFFFFFF, 0x001F37FC); - set_nbmisc_enable_bits(nb_dev, 0x15, 0xFFFFFFFF, 0x0); - - /* NB_PROG_DEVICE_REMAP */ - set_nbmisc_enable_bits(nb_dev, 0x20, 0xFFFFFFFF, 0x0); - set_nbmisc_enable_bits(nb_dev, 0x21, 0xFFFFFFFF, 0x0); - - /* Compliant with CIM_33's MISC_INIT_TBL, except Hide NB_BAR3_PCIE - * Enable access to DEV8 - * Enable setPower message for all ports - */ - set_nbmisc_enable_bits(nb_dev, 0x51, 1 << 20 | 1 << 8, 1 << 20 | 1 << 8); - set_nbmisc_enable_bits(nb_dev, 0x53, 1 << 20 | 1 << 8, 1 << 20 | 1 << 8); - set_nbmisc_enable_bits(nb_dev, 0x55, 1 << 20 | 1 << 8, 1 << 20 | 1 << 8); - set_nbmisc_enable_bits(nb_dev, 0x57, 1 << 20 | 1 << 8, 1 << 20 | 1 << 8); - set_nbmisc_enable_bits(nb_dev, 0x59, 1 << 20 | 1 << 8, 1 << 20 | 1 << 8); - set_nbmisc_enable_bits(nb_dev, 0x5B, 1 << 20 | 1 << 8, 1 << 20 | 1 << 8); - set_nbmisc_enable_bits(nb_dev, 0x5D, 1 << 20 | 1 << 8, 1 << 20 | 1 << 8); - set_nbmisc_enable_bits(nb_dev, 0x5F, 1 << 20 | 1 << 8, 1 << 20 | 1 << 8); - set_nbmisc_enable_bits(nb_dev, 0x61, 1 << 20 | 1 << 8, 1 << 20 | 1 << 8); - set_nbmisc_enable_bits(nb_dev, 0x63, 1 << 20 | 1 << 8, 1 << 20 | 1 << 8); - - /* Disable bus-master trigger event from SB and Enable set_slot_power message to SB */ - set_nbmisc_enable_bits(nb_dev, 0x0B, 0xffffffff, 0x400180); -} - -/***************************************** -* Some setting is from rpr. Some is from CIMx. -*****************************************/ -static void sr5650_por_htiu_index_init(pci_devfn_t nb_dev) -{ - pci_devfn_t cpu_f0; - - cpu_f0 = PCI_DEV(0, 0x18, 0); - - set_htiu_enable_bits(nb_dev, 0x1C, 0x1<<17, 0x1<<17); - set_htiu_enable_bits(nb_dev, 0x05, 0x1<<8, 0x1<<8); - set_htiu_enable_bits(nb_dev, 0x06, 0x1<<0, 0x0<<0); - set_htiu_enable_bits(nb_dev, 0x06, 0x1<<1, 0x1<<1); - set_htiu_enable_bits(nb_dev, 0x06, 0x1<<9, 0x1<<9); - set_htiu_enable_bits(nb_dev, 0x06, 0x1<<13, 0x1<<13); - set_htiu_enable_bits(nb_dev, 0x06, 0x1<<17, 0x1<<17); - set_htiu_enable_bits(nb_dev, 0x06, 0x3<<15, 0x3<<15); - set_htiu_enable_bits(nb_dev, 0x06, 0x1<<25, 0x1<<25); - set_htiu_enable_bits(nb_dev, 0x06, 0x1<<30, 0x1<<30); - - set_htiu_enable_bits(nb_dev, 0x07, 0x1 << 0 | 0x1 << 1 | 0x1 << 2, 0x1 << 0); - - set_htiu_enable_bits(nb_dev, 0x16, 0x1<<11, 0x1<<11); - - set_htiu_enable_bits(nb_dev, 0x1D, 0x1<<2, 0x1<<2); - set_htiu_enable_bits(nb_dev, 0x1D, 0x1<<4, 0x1<<4); - - axindxc_reg(0x10, 1 << 9, 1 << 9); - set_pcie_enable_bits(nb_dev, 0x10 | 5 << 16, 1 << 9, 1 << 9); - set_htiu_enable_bits(nb_dev, 0x06, 0x1<<26, 0x1<<26); - set_htiu_enable_bits(nb_dev, 0x16, 0x1<<10, 0x1<<10); - - /* Enable BIAS circuit for all lanes. */ - //set_htiu_enable_bits(nb_dev, 0x2B, 0xF<<28, 0xF<<28); - set_htiu_enable_bits(nb_dev, 0x2B, 0xF << 28, 0); - set_htiu_enable_bits(nb_dev, 0x05, 0xFFFFFF, 0xFF558); - set_htiu_enable_bits(nb_dev, 0x06, 0xFFFFFFFE, 0x04203A202); - set_htiu_enable_bits(nb_dev, 0x0C, 0xFFFF, 0x101); - - /* A21 only */ - //if (REV_SR5650_A21 == get_nb_rev(nb_dev)) { - if (get_nb_rev(nb_dev) > REV_SR5650_A11) { - set_htiu_enable_bits(nb_dev, 0x05, 0x3<<3| 1<<6 | 1<<10 | 0xFF<<12, 0x3<<3 | 1<<6 | 1<<10 | 0xFF<<12); - set_htiu_enable_bits(nb_dev, 0x1D, 1 << 2 | 1 << 4, 0); - } -} - -/***************************************** -* Compliant with CIM_33's ATINB_POR_INIT_JMPDI -* Configure SR5650 registers to power-on default RPR. -* POR: Power On Reset -* RPR: Register Programming Requirements -*****************************************/ -static void sr5650_por_init(pci_devfn_t nb_dev) -{ - printk(BIOS_INFO, "sr5650_por_init\n"); - /* ATINB_PCICFG_POR_TABLE, initialize the values for sr5650 PCI Config registers */ - sr5650_por_pcicfg_init(nb_dev); - - /* ATINB_MISCIND_POR_TABLE */ - sr5650_por_misc_index_init(nb_dev); - - /* ATINB_HTIUNBIND_POR_TABLE */ - sr5650_por_htiu_index_init(nb_dev); - - /* ATINB_CLKCFG_PORT_TABLE */ - /* sr5650 A11 SB Link full swing? */ -} - -/* enable CFG access to Dev8, which is the SB P2P Bridge */ -void enable_sr5650_dev8(void) -{ - set_nbmisc_enable_bits(PCI_DEV(0, 0, 0), 0x00, 1 << 6, 1 << 6); -} - -/* -* Compliant with CIM_33's AtiNBInitEarlyPost (AtiInitNBBeforePCIInit). -*/ -void sr5650_before_pci_init(void) -{ -} - -/* -* The calling sequence is same as CIM. -*/ -void sr5650_early_setup(void) -{ - pci_devfn_t nb_dev = PCI_DEV(0, 0, 0); - printk(BIOS_INFO, "sr5650_early_setup()\n"); - - /*ATINB_PrepareInit */ - get_cpu_rev(); - - uint8_t revno = get_nb_rev(nb_dev); - switch (revno) { /* PCIEMiscInit */ - case REV_SR5650_A11: - printk(BIOS_INFO, "NB Revision is A11.\n"); - break; - case REV_SR5650_A12: - printk(BIOS_INFO, "NB Revision is A12.\n"); - break; - case REV_SR5650_A21: - printk(BIOS_INFO, "NB Revision is A21.\n"); - break; - default: - printk(BIOS_INFO, "NB Revision is %02x (Unrecognized).\n", revno); - break; - } - - fam10_optimization(); - sr5650_por_init(nb_dev); -} - -/** - * @brief disable GPP1 Port0,1, GPP2, GPP3a Port0,1,2,3,4,5, GPP3b - * - */ -void sr5650_disable_pcie_bridge(void) -{ - u32 mask; - u32 reg; - pci_devfn_t nb_dev = PCI_DEV(0, 0, 0); - - mask = (1 << 2) | (1 << 3); /*GPP1*/ - mask |= (1 << 4) | (1 << 5) | (1 << 6) | (1 << 7) | (1 << 16) | (1 << 17); /*GPP3a*/ - mask |= (1 << 18) | (1 << 19); /*GPP2*/ - mask |= (1 << 20); /*GPP3b*/ - reg = mask; - set_nbmisc_enable_bits(nb_dev, 0x0c, mask, reg); -} diff --git a/src/southbridge/amd/sr5650/ht.c b/src/southbridge/amd/sr5650/ht.c deleted file mode 100644 index c08809f4aa..0000000000 --- a/src/southbridge/amd/sr5650/ht.c +++ /dev/null @@ -1,290 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2010 Advanced Micro Devices, Inc. - * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <console/console.h> -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <device/pci_ops.h> -#include <arch/ioapic.h> -#include "sr5650.h" -#include "cmn.h" - -/* Table 6-6 Recommended Interrupt Routing Configuration */ -typedef struct _apic_device_info { - u8 group; - u8 swizzle; - u8 pin; -} apic_device_info; - -#define ABCD 0 -#define BCDA 1 -#define CDAB 2 -#define DABC 3 - -static const apic_device_info default_apic_device_info_t [] = { - /* Group Swizzling Port Int Pin */ - [0] = {0, 0, 31}, /* HT */ - [1] = {0, 0, 31}, /* IOMMU */ - [2] = {0, ABCD, 28}, /* Dev2 Grp0 [Int - 0..3] */ - [3] = {1, ABCD, 28}, /* Dev3 Grp1 [Int - 4..7] */ - [4] = {5, ABCD, 28}, /* Dev4 Grp5 [Int - 20..23] */ - [5] = {5, CDAB, 28}, /* Dev5 Grp5 [Int - 20..23] */ - [6] = {6, BCDA, 29}, /* Dev6 Grp6 [Int - 24..27] */ - [7] = {6, CDAB, 29}, /* Dev7 Grp6 [Int - 24..27] */ - [8] = {0, 0, 0 }, /* Reserved */ - [9] = {6, ABCD, 29}, /* Dev9 Grp6 [Int - 24..27] */ - [10] = {5, BCDA, 30}, /* Dev10 Grp5 [Int - 20..23] */ - [11] = {2, ABCD, 30}, /* Dev11 Grp2 [Int - 8..11] */ - [12] = {3, ABCD, 30}, /* Dev12 Grp3 [Int - 12..15] */ - [13] = {4, ABCD, 30} /* Dev13 Grp4 [Int - 16..19] */ -}; - -/* These define names are common, so undefine them to avoid potential issues in other code */ -#undef ABCD -#undef BCDA -#undef CDAB -#undef DABC - -/* Init APIC of sr5690 */ -static void sr5690_apic_init(struct device *dev) -{ - u32 dword; - const apic_device_info *entry = default_apic_device_info_t; - - /* rpr6.2.(2). Write to the IOAPIC Features Enable register */ - pci_write_config32(dev, 0xF8, 0x0); - pci_write_config32(dev, 0xFC, 0x1F); - /* rpr6.2.(3). Write to the remaining interrupt routing registers */ - - /* IOAPICCMISCIND:0x3, group & swizzle of Dev 2,3,4,5 */ - dword = (entry[2].group | entry[2].swizzle << 4) << 0 | - (entry[3].group | entry[3].swizzle << 4) << 8 | - (entry[4].group | entry[4].swizzle << 4) << 16 | - (entry[5].group | entry[5].swizzle << 4) << 24; - pci_write_config32(dev, 0xF8, 0x3); - pci_write_config32(dev, 0xFC, dword); - - /* IOAPICCMISCIND:0x4, group & swizzle of Dev 6,7,9,10 */ - dword = (entry[6].group | entry[6].swizzle << 4) << 0 | - (entry[7].group | entry[7].swizzle << 4) << 8 | - (entry[9].group | entry[9].swizzle << 4) << 16 | - (entry[10].group | entry[10].swizzle << 4) << 24; - pci_write_config32(dev, 0xF8, 0x4); - pci_write_config32(dev, 0xFC, dword); - - /* IOAPICCMISCIND:0x5, group & swizzle of Dev 11,12,13 */ - dword = (entry[11].group | entry[11].swizzle << 4) << 0 | - (entry[12].group | entry[12].swizzle << 4) << 8 | - (entry[13].group | entry[13].swizzle << 4) << 16; - pci_write_config32(dev, 0xF8, 0x5); - pci_write_config32(dev, 0xFC, dword); - - /* IOAPICCMISCIND:0x6, pin map of dev 2,3,4,5 */ - dword = entry[2].pin | - entry[3].pin << 8 | - entry[4].pin << 16| - entry[5].pin << 24; - pci_write_config32(dev, 0xF8, 0x6); - pci_write_config32(dev, 0xFC, dword); - - /* IOAPICCMISCIND:0x7, pin map of dev 6,7,8,9 */ - dword = entry[6].pin | - entry[7].pin << 8 | - entry[8].pin << 16| - entry[9].pin << 24; - pci_write_config32(dev, 0xF8, 0x7); - pci_write_config32(dev, 0xFC, dword); - - /* IOAPICCMISCIND:0x8, pin map of dev 10,11,12,13 */ - dword = entry[10].pin | - entry[11].pin << 8 | - entry[12].pin << 16| - entry[13].pin << 24; - pci_write_config32(dev, 0xF8, 0x8); - pci_write_config32(dev, 0xFC, dword); - - /* IOAPICCMISCIND:0x9, pin map of ht, iommu */ - dword = entry[0].pin | entry[1].pin << 8; - pci_write_config32(dev, 0xF8, 0x9); - pci_write_config32(dev, 0xFC, dword); - - pci_write_config32(dev, 0xF8, 0x1); - dword = pci_read_config32(dev, 0xFC) & 0xfffffff0; - /* TODO: On SR56x0/SP5100 board, the IOAPIC on SR56x0 is the - * 2nd one. We need to check if it also is on your board. */ - setup_ioapic((void *)dword, 1); -} - -static void pcie_init(struct device *dev) -{ - /* Enable pci error detecting */ - u32 dword; - - printk(BIOS_INFO, "pcie_init in sr5650_ht.c\n"); - - /* System error enable */ - dword = pci_read_config32(dev, 0x04); - dword |= (1 << 8); /* System error enable */ - dword |= (1 << 30); /* Clear possible errors */ - pci_write_config32(dev, 0x04, dword); - - /* - * 1 is APIC enable - * 18 is enable nb to accept A4 interrupt request from SB. - */ - dword = pci_read_config32(dev, 0x4C); - dword |= 1 << 1 | 1 << 18; /* Clear possible errors */ - pci_write_config32(dev, 0x4C, dword); - - sr5690_apic_init(dev); -} - -static void sr5690_read_resource(struct device *dev) -{ - if (CONFIG(EXT_CONF_SUPPORT)) { - printk(BIOS_DEBUG,"%s: %s\n", __func__, dev_path(dev)); - set_nbmisc_enable_bits(dev, 0x0, 1 << 3, 1 << 3); /* Hide BAR3 */ - } - - pci_dev_read_resources(dev); - - /* rpr6.2.(1). Write the Base Address Register (BAR) */ - pci_write_config32(dev, 0xf8, 0x1); /* Set IOAPIC's index to 1 and make sure no one changes it */ - pci_get_resource(dev, 0xfc); /* APIC located in sr5690 */ - - compact_resources(dev); -} - -/* If IOAPIC's index changes, we should replace the pci_dev_set_resource(). */ -static void sr5690_set_resources(struct device *dev) -{ - pci_write_config32(dev, 0xf8, 0x1); /* Set IOAPIC's index to 1 and make sure no one changes it */ - - if (CONFIG(EXT_CONF_SUPPORT)) { - uint32_t reg; - struct device *amd_ht_cfg_dev; - struct device *amd_addr_map_dev; - resource_t res_base; - resource_t res_end; - uint32_t base; - uint32_t limit; - struct resource *res; - - printk(BIOS_DEBUG,"%s %s\n", dev_path(dev), __func__); - - /* Find requisite AMD CPU devices */ - amd_ht_cfg_dev = pcidev_on_root(0x18, 0); - amd_addr_map_dev = pcidev_on_root(0x18, 1); - - if (!amd_ht_cfg_dev || !amd_addr_map_dev) { - printk(BIOS_WARNING, "%s: %s Unable to locate CPU control devices\n", __func__, dev_path(dev)); - } else { - res = sr5650_retrieve_cpu_mmio_resource(); - if (res) { - /* Set up MMCONFIG bus range */ - set_nbmisc_enable_bits(dev, 0x0, 1 << 3, 0 << 3); /* Make BAR3 visible */ - set_nbcfg_enable_bits(dev, 0x7c, 1 << 30, 1 << 30); /* Enables writes to the BAR3 register */ - set_nbcfg_enable_bits(dev, 0x84, 7 << 16, 0 << 16); /* Program bus range = 255 busses */ - pci_write_config32(dev, 0x1c, res->base); - - /* Enable MMCONFIG decoding. */ - set_htiu_enable_bits(dev, 0x32, 1 << 28, 1 << 28); /* PCIEMiscInit */ - set_nbcfg_enable_bits(dev, 0x7c, 1 << 30, 0 << 30); /* Disable writes to the BAR3 register */ - set_nbmisc_enable_bits(dev, 0x0, 1 << 3, 1 << 3); /* Hide BAR3 */ - - /* Set up nonposted resource in MMIO space */ - res_base = res->base; /* Get the base address */ - res_end = resource_end(res); /* Get the limit (rounded up) */ - printk(BIOS_DEBUG, "%s: %s[0x1c] base = %0llx limit = %0llx\n", __func__, dev_path(dev), res_base, res_end); - - /* Locate an unused MMIO resource */ - for (reg = 0xb8; reg >= 0x80; reg -= 8) { - base = pci_read_config32(amd_addr_map_dev, reg); - limit = pci_read_config32(amd_addr_map_dev, reg + 4); - if (!(base & 0x3)) - break; /* Unused resource found */ - } - - /* If an unused MMIO resource was available, set up the mapping */ - if (!(base & 0x3)) { - uint32_t sblk; - - /* Remember this resource has been stored. */ - res->flags |= IORESOURCE_STORED; - report_resource_stored(dev, res, " <mmconfig>"); - - /* Get SBLink value (HyperTransport I/O Hub Link ID). */ - sblk = (pci_read_config32(amd_ht_cfg_dev, 0x64) >> 8) & 0x3; - - /* Calculate the MMIO mapping base */ - base &= 0x000000f0; - base |= ((res_base >> 8) & 0xffffff00); - base |= 3; - - /* Calculate the MMIO mapping limit */ - limit &= 0x00000048; - limit |= ((res_end >> 8) & 0xffffff00); - limit |= (sblk << 4); - limit |= (1 << 7); - - /* Configure and enable MMIO mapping */ - printk(BIOS_INFO, "%s: %s <- index %x base %04x limit %04x\n", __func__, dev_path(amd_addr_map_dev), reg, base, limit); - pci_write_config32(amd_addr_map_dev, reg + 4, limit); - pci_write_config32(amd_addr_map_dev, reg, base); - } - else { - printk(BIOS_WARNING, "%s: %s No free MMIO resources available\n", __func__, dev_path(dev)); - } - } else { - printk(BIOS_WARNING, "%s: %s Unable to locate CPU MMCONF resource\n", __func__, dev_path(dev)); - } - } - } - - pci_dev_set_resources(dev); -} - -static struct pci_operations lops_pci = { - .set_subsystem = pci_dev_set_subsystem, -}; - -static struct device_operations ht_ops = { - .read_resources = sr5690_read_resource, - .set_resources = sr5690_set_resources, - .enable_resources = pci_dev_enable_resources, - .init = pcie_init, - .scan_bus = 0, - .ops_pci = &lops_pci, -}; - -static const struct pci_driver ht_driver_sr5690 __pci_driver = { - .ops = &ht_ops, - .vendor = PCI_VENDOR_ID_ATI, - .device = PCI_DEVICE_ID_AMD_SR5690_HT, -}; - -static const struct pci_driver ht_driver_sr5670 __pci_driver = { - .ops = &ht_ops, - .vendor = PCI_VENDOR_ID_ATI, - .device = PCI_DEVICE_ID_AMD_SR5670_HT, -}; - -static const struct pci_driver ht_driver_sr5650 __pci_driver = { - .ops = &ht_ops, - .vendor = PCI_VENDOR_ID_ATI, - .device = PCI_DEVICE_ID_AMD_SR5650_HT, -}; diff --git a/src/southbridge/amd/sr5650/pcie.c b/src/southbridge/amd/sr5650/pcie.c deleted file mode 100644 index 5c3aee7995..0000000000 --- a/src/southbridge/amd/sr5650/pcie.c +++ /dev/null @@ -1,940 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2010 Advanced Micro Devices, Inc. - * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <console/console.h> -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ops.h> -#include <delay.h> -#include "sr5650.h" -#include "cmn.h" - -/*------------------------------------------------ -* Global variable -------------------------------------------------*/ -PCIE_CFG AtiPcieCfg = { - PCIE_ENABLE_STATIC_DEV_REMAP, /* Config */ - 0, /* ResetReleaseDelay */ - 0, /* Gfx0Width */ - 0, /* Gfx1Width */ - 0, /* GfxPayload */ - 0, /* GppPayload */ - 0, /* PortDetect, filled by GppSbInit */ - 0, /* PortHp */ - 0, /* DbgConfig */ - 0, /* DbgConfig2 */ - 0, /* GfxLx */ - 0, /* GppLx */ - 0, /* NBSBLx */ - 0, /* PortSlotInit */ - 0, /* Gfx0Pwr */ - 0, /* Gfx1Pwr */ - 0 /* GppPwr */ -}; - -static void ValidatePortEn(struct device *nb_dev); - -static void ValidatePortEn(struct device *nb_dev) -{ -} - -/***************************************************************** -* Compliant with CIM_33's PCIEPowerOffGppPorts -* Power off unused GPP lines -*****************************************************************/ -static void PciePowerOffGppPorts(struct device *nb_dev, struct device *dev, u32 port) -{ - printk(BIOS_DEBUG, "PciePowerOffGppPorts() port %d\n", port); - u32 reg; - u32 state_save; - uint8_t i; - struct southbridge_amd_sr5650_config *cfg = - (struct southbridge_amd_sr5650_config *)nb_dev->chip_info; - u32 state = cfg->port_enable; - - if (!(AtiPcieCfg.Config & PCIE_DISABLE_HIDE_UNUSED_PORTS)) - state &= AtiPcieCfg.PortDetect; - state = ~state; - state &= (1 << 4) + (1 << 5) + (1 << 6) + (1 << 7); - state_save = state << 17; - /* Disable ports any that failed training */ - for (i = 9; i <= 13; i++) { - if (!(AtiPcieCfg.PortDetect & 1 << i)) { - if ((port >= 9) && (port <= 13)) { - state |= (1 << (port + 7)); - } - if (port == 9) - state_save |= 1 << 25; - if (port == 10) - state_save |= 1 << 26; - if (port == 11) - state_save |= 1 << 6; - if (port == 12) - state_save |= 1 << 7; - - if (port == 13) { - reg = nbmisc_read_index(nb_dev, 0x2a); - reg |= 1 << 4; - nbmisc_write_index(nb_dev, 0x2a, reg); - } - } - } - state &= !(AtiPcieCfg.PortHp); - reg = nbmisc_read_index(nb_dev, 0x0c); - reg |= state; - nbmisc_write_index(nb_dev, 0x0c, reg); - - reg = nbmisc_read_index(nb_dev, 0x08); - reg |= state_save; - nbmisc_write_index(nb_dev, 0x08, reg); - - if ((AtiPcieCfg.Config & PCIE_OFF_UNUSED_GPP_LANES) - && !(AtiPcieCfg. - Config & (PCIE_DISABLE_HIDE_UNUSED_PORTS + - PCIE_GFX_COMPLIANCE))) { - } - /* step 3 Power Down Control for Southbridge */ - reg = nbpcie_p_read_index(dev, 0xa2); - - switch ((reg >> 4) & 0x7) { /* get bit 4-6, LC_LINK_WIDTH_RD */ - case 1: - nbpcie_ind_write_index(nb_dev, 0x65, 0x0e0e); - break; - case 2: - nbpcie_ind_write_index(nb_dev, 0x65, 0x0c0c); - break; - default: - break; - } -} - -/********************************************************************** -**********************************************************************/ -static void switching_gpp1_configurations(struct device *nb_dev, struct device *sb_dev) -{ - u32 reg; - struct southbridge_amd_sr5650_config *cfg = - (struct southbridge_amd_sr5650_config *)nb_dev->chip_info; - - /* 4.3.3.1.1.1.step1. Asserts PCIE-GPP1 global reset */ - reg = nbmisc_read_index(nb_dev, 0x8); - reg |= 1 << 15; - nbmisc_write_index(nb_dev, 0x8, reg); - - /* 4.3.3.1.1.1.step2. De-asserts STRAP_BIF_all_valid for PCIE-GPP1 core */ - reg = nbmisc_read_index(nb_dev, 0x26); - reg |= 1 << 28; - nbmisc_write_index(nb_dev, 0x26, reg); - - /* 4.3.3.1.1.1.step3. Programs PCIE-GPP1 to be desired port configuration 8:8 or 16:0. */ - reg = nbmisc_read_index(nb_dev, 0x8); - reg &= ~(1 << 8); /* clean */ - reg |= cfg->gpp1_configuration << 8; - nbmisc_write_index(nb_dev, 0x8, reg); - - /* 4.3.3.1.1.1.step4. Wait for 2ms */ - mdelay(1); - - /* 4.3.3.1.1.1.step5. Asserts STRAP_BIF_all_valid for PCIE-GPP1 core */ - reg = nbmisc_read_index(nb_dev, 0x26); - reg &= ~(1 << 28); - nbmisc_write_index(nb_dev, 0x26, reg); - - /* 4.3.3.1.1.1.step6. De-asserts PCIE-GPP1 global reset */ - reg = nbmisc_read_index(nb_dev, 0x8); - reg &= ~(1 << 15); - nbmisc_write_index(nb_dev, 0x8, reg); - - /* Follow the procedure for PCIE-GPP1 common initialization and - * link training sequence. */ -} - -/********************************************************************** -**********************************************************************/ -static void switching_gpp2_configurations(struct device *nb_dev, struct device *sb_dev) -{ - u32 reg; - struct southbridge_amd_sr5650_config *cfg = - (struct southbridge_amd_sr5650_config *)nb_dev->chip_info; - - /* 4.3.3.1.1.2.step1. Asserts PCIE-GPP2 global reset */ - reg = nbmisc_read_index(nb_dev, 0x8); - reg |= 1 << 13; - nbmisc_write_index(nb_dev, 0x8, reg); - - /* 4.3.3.1.1.2.step2. De-asserts STRAP_BIF_all_valid for PCIE-GPP2 core */ - reg = nbmisc_read_index(nb_dev, 0x26); - reg |= 1 << 29; - nbmisc_write_index(nb_dev, 0x26, reg); - - /* 4.3.3.1.1.2.step3. Programs PCIE-GPP2 to be desired port configuration 8:8 or 16:0. */ - reg = nbmisc_read_index(nb_dev, 0x8); - reg &= ~(1 << 9); /* clean */ - reg |= (cfg->gpp2_configuration & 1) << 9; - nbmisc_write_index(nb_dev, 0x8, reg); - - /* 4.3.3.1.1.2.step4. Wait for 2ms */ - mdelay(2); - - /* 4.3.3.1.1.2.step5. Asserts STRAP_BIF_all_valid for PCIE-GPP2 core */ - reg = nbmisc_read_index(nb_dev, 0x26); - reg &= ~(1 << 29); - nbmisc_write_index(nb_dev, 0x26, reg); - - /* 4.3.3.1.1.2.step6. De-asserts PCIE-GPP2 global reset */ - reg = nbmisc_read_index(nb_dev, 0x8); - reg &= ~(1 << 13); - nbmisc_write_index(nb_dev, 0x8, reg); - - /* Follow the procedure for PCIE-GPP2 common initialization and - * link training sequence. */ -} -static void switching_gpp3a_configurations(struct device *nb_dev, struct device *sb_dev) -{ - u32 reg; - struct southbridge_amd_sr5650_config *cfg = - (struct southbridge_amd_sr5650_config *)nb_dev->chip_info; - - /* 4.3.3.2.3.2.step1. Asserts PCIE-GPP3a global reset. */ - reg = nbmisc_read_index(nb_dev, 0x8); - reg |= 1 << 31; - nbmisc_write_index(nb_dev, 0x8, reg); - /* 4.3.3.2.3.2.step2. De-asserts STRAP_BIF_all_valid for PCIE-GPP3a core */ - reg = nbmisc_read_index(nb_dev, 0x26); - reg |= 1 << 30; - nbmisc_write_index(nb_dev, 0x26, reg); - /* 4.3.3.2.3.2.step3. Programs the desired PCIE-GPP3a configuration. */ - reg = nbmisc_read_index(nb_dev, 0x67); - reg &= ~0x1F; /* clean */ - reg |= cfg->gpp3a_configuration; - nbmisc_write_index(nb_dev, 0x67, reg); - /* 4.3.3.2.3.2.step4. Programs PCIE-GPP3a Line Director. */ - reg = nbmisc_read_index(nb_dev, 0x26); - reg &= 0xF0000000; /* TODO:Lane reversed. */ - switch (cfg->gpp3a_configuration) { - case 0xB: /* 1:1:1:1:1:1 */ - reg |= 0x2AA3554; - break; - case 0x1: /* 4:2:0:0:0:0 */ - reg |= 0x055B000; - break; - case 0x2: /* 4:1:1:0:0:0 */ - reg |= 0x215B400; - break; - case 0xC: /* 2:2:2:0:0:0 */ - reg |= 0xFF0BAA0; - break; - case 0xA: /* 2:2:1:1:0:0 */ - reg |= 0x215B400; - break; - case 0x4: /* 2:1:1:1:1:0 */ - reg |= 0xFF0BAA0; - break; - default: /* shouldn't be here. */ - printk(BIOS_DEBUG, "Warning:gpp3a_configuration is not correct. Check your devicetree.cb\n"); - break; - } - nbmisc_write_index(nb_dev, 0x26, reg); - /* 4.3.3.2.3.2.step5. De-asserts STRAP_BIF_all_valid for PCIE-GPP3a core */ - reg = nbmisc_read_index(nb_dev, 0x26); - reg &= ~(1 << 30); - nbmisc_write_index(nb_dev, 0x26, reg); - /* 4.3.3.2.3.2.step6. De-asserts PCIE-GPP3a global reset. */ - reg = nbmisc_read_index(nb_dev, 0x8); - reg &= ~(1 << 31); - nbmisc_write_index(nb_dev, 0x8, reg); -} - -/***************************************************************** -* The sr5650 uses NBCONFIG:0x1c (BAR3) to map the PCIE Extended Configuration -* Space to a 256MB range within the first 4GB of addressable memory. -*****************************************************************/ -void enable_pcie_bar3(struct device *nb_dev) -{ - printk(BIOS_DEBUG, "%s\n", __func__); - set_nbcfg_enable_bits(nb_dev, 0x7C, 1 << 30, 1 << 30); /* Enables writes to the BAR3 register. */ - set_nbcfg_enable_bits(nb_dev, 0x84, 7 << 16, 0 << 16); - - pci_write_config32(nb_dev, 0x1C, EXT_CONF_BASE_ADDRESS); /* PCIEMiscInit */ - pci_write_config32(nb_dev, 0x20, 0x00000000); - set_htiu_enable_bits(nb_dev, 0x32, 1 << 28, 1 << 28); /* PCIEMiscInit */ - ProgK8TempMmioBase(1, EXT_CONF_BASE_ADDRESS, TEMP_MMIO_BASE_ADDRESS); -} - -/***************************************************************** -* We should disable bar3 when we want to exit sr5650_enable, because bar3 will be -* remapped in set_resource later. -*****************************************************************/ -void disable_pcie_bar3(struct device *nb_dev) -{ - printk(BIOS_DEBUG, "%s\n", __func__); - pci_write_config32(nb_dev, 0x1C, 0); /* clear BAR3 address */ - set_nbcfg_enable_bits(nb_dev, 0x7C, 1 << 30, 0 << 30); /* Disable writes to the BAR3. */ - ProgK8TempMmioBase(0, EXT_CONF_BASE_ADDRESS, TEMP_MMIO_BASE_ADDRESS); -} - -/* - * GEN2 Software Compliance - */ -void init_gen2(struct device *nb_dev, struct device *dev, u8 port) -{ - u32 reg, val; - - /* for A11 (0x89 == 0) */ - reg = 0x34; - if (port <= 3) { - val = 1<<5; - } else { - val = 1<<31; - if (port >= 9) - reg = 0x39; - } - - /* TODO: check for rev > a11 */ - switch (port) { - case 2: - reg = 0x34; - val = 1<<5; - break; - case 3: - reg = 0x22; - val = 1<<6; - break; - case 4: - reg = 0x34; - val = 1<<31; - break; - case 5: - case 6: - reg = 0x39; - val = 1<<31; - break; - case 7: - case 8: - case 9: - reg = 0x37; - val = 1<<port; - break; - case 10: - reg = 0x22; - val = 1<<5; - break; - default: - reg = 0; - break; - } - - /* Enables GEN2 capability of the device */ - set_pcie_enable_bits(dev, 0xA4, 0x1, 0x1); - /* Advertise the link speed to be Gen2 */ - pci_ext_write_config32(nb_dev, dev, 0x88, 0xF0, 1<<2); /* LINK_CRTL2 */ - set_nbmisc_enable_bits(nb_dev, reg, val, val); -} - - -/* Alternative to default CPL buffer count */ -const u8 pGpp420000[] = {0x38, 0x1C}; -const u8 pGpp411000[] = {0x38, 0x0E, 0x0E}; -const u8 pGpp222000[] = {0x1C, 0x1C, 0x1C}; -const u8 pGpp221100[] = {0x1C, 0x1C, 0x0E, 0x0E}; -const u8 pGpp211110[] = {0x1C, 0x0E, 0x0E, 0x0E, 0, 0x0E, 0x0E}; -const u8 pGpp111111[] = {0x0E, 0x0E, 0x0E, 0x0E, 0, 0x0E, 0x0E}; - -/* - * Enabling Dynamic Slave CPL Buffer Allocation Feature for PCIE-GPP3a Ports - * PcieLibCplBufferAllocation - */ -static void gpp3a_cpl_buf_alloc(struct device *nb_dev, struct device *dev) -{ - u8 dev_index; - u8 value; - struct southbridge_amd_sr5650_config *cfg = - (struct southbridge_amd_sr5650_config *)nb_dev->chip_info; - - dev_index = dev->path.pci.devfn >> 3; - - if (dev_index < 4) - return; - - dev_index -= 4; - - switch (cfg->gpp3a_configuration) { - case 0x1: /* 4:2:0:0:0:0 */ - if (dev_index >= ARRAY_SIZE(pGpp420000)) - return; - value = pGpp420000[dev_index]; - break; - case 0x2: /* 4:1:1:0:0:0 */ - if (dev_index >= ARRAY_SIZE(pGpp411000)) - return; - value = pGpp411000[dev_index]; - break; - case 0xC: /* 2:2:2:0:0:0 */ - if (dev_index >= ARRAY_SIZE(pGpp222000)) - return; - value = pGpp222000[dev_index]; - break; - case 0xA: /* 2:2:1:1:0:0 */ - if (dev_index >= ARRAY_SIZE(pGpp221100)) - return; - value = pGpp221100[dev_index]; - break; - case 0x4: /* 2:1:1:1:1:0 */ - if (dev_index >= ARRAY_SIZE(pGpp211110)) - return; - value = pGpp211110[dev_index]; - break; - case 0xB: /* 1:1:1:1:1:1 */ - if (dev_index >= ARRAY_SIZE(pGpp111111)) - return; - value = pGpp111111[dev_index]; - break; - default: /* shouldn't be here. */ - printk(BIOS_WARNING, "buggy gpp3a_configuration\n"); - return; - } - - if (value != 0) { - set_pcie_enable_bits(dev, 0x10, 0x3f << 8, value << 8); - set_pcie_enable_bits(dev, 0x20, 1 << 11, 1 << 11); - } -} - -/* - * Enabling Dynamic Slave CPL Buffer Allocation Feature for PCIE-GPP1/PCIE-GPP2 Ports - * PcieLibCplBufferAllocation - */ -static void gpp12_cpl_buf_alloc(struct device *nb_dev, struct device *dev) -{ - u8 gpp_cfg; - u8 value; - u8 dev_index; - - dev_index = dev->path.pci.devfn >> 3; - struct southbridge_amd_sr5650_config *cfg = - (struct southbridge_amd_sr5650_config *)nb_dev->chip_info; - - if (dev_index < 4) { - gpp_cfg = cfg->gpp1_configuration; - } else if (dev_index > 0xa) { - gpp_cfg = cfg->gpp2_configuration; - } else { - return; - } - - if (gpp_cfg == 0) { - /* Configuration 16:0, leave the default value */ - } else if (gpp_cfg == 1) { - /* Configuration 8:8 */ - value = 0x60; - set_pcie_enable_bits(dev, 0x10, 0x3f << 8, value << 8); - set_pcie_enable_bits(dev, 0x20, 1 << 11, 1 << 11); - } else { - printk(BIOS_DEBUG, "buggy gpp configuration\n"); - } -} - -#if 1 /* BTS report error without this function. But some board - * fail to boot. Leave it here for future debug. */ - -/* - * Enable LCLK clock gating - */ -static void EnableLclkGating(struct device *dev) -{ - u8 port; - u32 reg = 0; - u32 mask = 0; - u32 value = 0; - struct device *nb_dev = pcidev_on_root(0x0, 0); - struct device *clk_f1 = pcidev_on_root(0x0, 1); - - reg = 0xE8; - port = dev->path.pci.devfn >> 3; - switch (port) { - //PCIE_CORE_INDEX_GPP1 - case 2: - case 3: - reg = 0x94; - mask = 1 << 16; - break; - - //PCIE_CORE_INDEX_GPP2 - case 11: - case 12: - value = 1 << 28; - break; - - //PCIE_CORE_INDEX_GPP3a - case 4 ... 7: - case 9: - case 10: - value = 1 << 31; - break; - - //PCIE_CORE_INDEX_GPP3b; - case 13: - value = 1 << 25; - break; - - //PCIE_CORE_INDEX_SB; - case 8: - reg = 0x94; - mask = 1 << 24; - break; - default: - break; - } - /* enable access func1 */ - set_nbcfg_enable_bits(nb_dev, 0x4C, 1 << 0, 1 << 0); - set_nbcfg_enable_bits(clk_f1, reg, mask, value); -} -#endif - -/***************************************** -* Compliant with CIM_33's PCIEGPPInit -* nb_dev: -* root bridge struct -* dev: -* p2p bridge struct -* port: -* p2p bridge number, 4-10 -*****************************************/ -void sr5650_gpp_sb_init(struct device *nb_dev, struct device *dev, u32 port) -{ - uint8_t training_ok = 1; - - u32 gpp_sb_sel = 0; - struct southbridge_amd_sr5650_config *cfg = - (struct southbridge_amd_sr5650_config *)nb_dev->chip_info; - - printk(BIOS_DEBUG, "%s: nb_dev=0x%p, dev=0x%p, port=0x%x\n", __func__, nb_dev, dev, port); - switch (port) { - case 2: - case 3: - gpp_sb_sel = PCIE_CORE_INDEX_GPP1; - break; - case 4 ... 7: - case 9: - case 10: - gpp_sb_sel = PCIE_CORE_INDEX_GPP3a; - break; - case 8: - gpp_sb_sel = PCIE_CORE_INDEX_SB; - break; - case 11: - case 12: - gpp_sb_sel = PCIE_CORE_INDEX_GPP2; - break; - case 13: - gpp_sb_sel = PCIE_CORE_INDEX_GPP3b; - break; - } - - /* Init common Core registers */ - set_pcie_enable_bits(dev, 0xB1, 1 << 28 | 1 << 23 | 1 << 20 | 1 << 19, - 1 << 28 | 1 << 23 | 1 << 20 | 1 << 19); - if (gpp_sb_sel == PCIE_CORE_INDEX_GPP3a) { - set_pcie_enable_bits(dev, 0xB1, 1 << 22, 1 << 22); - /* 4.3.3.2.3 Step 10: Dynamic Slave CPL Buffer Allocation */ - gpp3a_cpl_buf_alloc(nb_dev, dev); - } - if (gpp_sb_sel == PCIE_CORE_INDEX_GPP1 || gpp_sb_sel == PCIE_CORE_INDEX_GPP2) { - gpp12_cpl_buf_alloc(nb_dev, dev); - } - set_pcie_enable_bits(dev, 0xA1, (1 << 26) | (1 << 24) | (1 << 11), 1 << 11); - set_pcie_enable_bits(dev, 0xA0, 0x0000FFF0, 0x6830); - // PCIE should not ignore malformed packet error or ATS request - set_pcie_enable_bits(dev, 0x70, 1 << 12, 0); - //Step 14.1: Advertising Hot Plug Capabilities - set_pcie_enable_bits(dev, 0x10, 1 << 4, 1 << 4); //Enable power fault - - set_pcie_enable_bits(nb_dev, 0xC1 | gpp_sb_sel, 1 << 0, 1 << 0); - - /* init GPP core */ - /* 4.4.2.step13.1. Sets RCB completion timeout to be 200ms */ - pci_ext_write_config32(nb_dev, dev, 0x80, 0xF << 0, 0x6 << 0); - /* 4.4.2.step13.2. RCB completion timeout on link down to shorten enumeration time. */ - set_pcie_enable_bits(dev, 0x70, 1 << 19, 1 << 19); - /* 4.4.2.step13.3. Enable slave ordering rules */ - set_pcie_enable_bits(nb_dev, 0x20 | gpp_sb_sel, 1 << 8, 0 << 8); - /* 4.4.2.step13.4. Sets DMA payload size to 64 bytes. */ - set_pcie_enable_bits(nb_dev, 0x10 | gpp_sb_sel, 7 << 10, 4 << 10); - /* 4.4.2.step13.5. Set REGS_DLP_IGNORE_IN_L1_EN to ignore DLLPs - during L1 so that Tx Clk can be turned off. */ - set_pcie_enable_bits(nb_dev, 0x02 | gpp_sb_sel, 1 << 0 | 1 << 8, 1 << 0 | 1 << 8); // add bit 8 from CIMx - /* 4.4.2.step13.6. Set REGS_LC_ALLOW_TX_L1_CONTROL to allow TX to - prevent LC from going to L1 when there are outstanding completions.*/ - set_pcie_enable_bits(dev, 0x02, 1 << 15, 1 << 15); - - /* Enables the PLL power down when all lanes are inactive. - * It should be on in GPP. - */ - if (gpp_sb_sel == PCIE_CORE_INDEX_GPP3a || gpp_sb_sel == PCIE_CORE_INDEX_GPP3b || gpp_sb_sel == PCIE_CORE_INDEX_SB) { - set_pcie_enable_bits(nb_dev, 0x02 | gpp_sb_sel, 1 << 3, 1 << 3); - } - - /* 4.4.2.step13.7. Set REGS_LC_DONT_GO_TO_L0S_IF_L1_ARMED to prevent - lc to go to from L0 to Rcv_L0s if L1 is armed. */ - set_pcie_enable_bits(dev, 0xA1, 1 << 11, 1 << 11); - /* 4.4.2.step13.8. CMGOOD_OVERRIDE for all five PCIe cores. */ - set_nbmisc_enable_bits(nb_dev, 0x22, 1 << 27, 1 << 27); - /* 4.4.2.step13.9. Prevents Electrical Idle from causing a - transition from Rcv_L0 to Rcv_L0s. */ - set_pcie_enable_bits(dev, 0xB1, 1 << 20, 1 << 20); - /* 4.4.2.step13.10. Prevents the LTSSM from going to Rcv_L0s if - it has already acknowledged a request to go - to L1 but it has not transitioned there yet. */ - /* seems the same as step13.7 */ - set_pcie_enable_bits(dev, 0xA1, 1 << 11, 1 << 11); - /* 4.4.2.step13.11. Transmits FTS before Recovery. */ - set_pcie_enable_bits(dev, 0xA3, 1 << 9, 1 << 9); - /* 4.4.2.step13.12. Sets TX arbitration algorithm to round robin - for PCIE-GPP1, PCIE-GPP2, PCIE-GPP3a and PCIE-GPP3b cores only. */ - //if (gpp_sb_sel != PCIE_CORE_INDEX_SB) /* RPR NOT set SB_CORE, BTS set SB_CORE, we comply with BTS */ - set_pcie_enable_bits(nb_dev, 0x1C | gpp_sb_sel, 0x7FF, 0x109); - /* 4.4.2.step13.13. Sets number of TX Clocks to drain TX Pipe to 0x3.*/ - set_pcie_enable_bits(dev, 0xA0, 0xF << 4, 0x3 << 4); - /* 4.4.2.step13.14. Lets PI use Electrical Idle from PHY when - turning off PLL in L1 at Gen 2 speed instead of Inferred Electrical - Idle. - NOTE: LC still uses Inferred Electrical Idle. */ - set_pcie_enable_bits(nb_dev, 0x40 | gpp_sb_sel, 3 << 14, 2 << 14); - /* 4.4.2.step13.15. Turn on rx_fronten_en for all active lanes upon - exit from Electrical Idle, rather than being tied to PLL_PDNB. */ - set_pcie_enable_bits(nb_dev, 0xC2 | gpp_sb_sel, 1 << 25, 1 << 25); - - /* 4.4.2.step13.16. Advertises TX L0s and L1 exit latency. - TX L0s exit latency to be 100b: 512ns to less than 1us; - L1 exit latency to be 011b: 4us to less than 8us. - For Hot-Plug Slots: Advertise TX L0s and L1 exit latency. - TX L0s exit latency to be 110b: 2us to 4us. - L1 exit latency to be 111b: more than 64us.*/ - //set_pcie_enable_bits(dev, 0xC1, 0xF << 0, 0xC << 0); /* 0xF for hotplug. */ - set_pcie_enable_bits(dev, 0xC1, 0xF << 0, 0xF << 0); /* 0xF for hotplug. */ - /* 4.4.2.step13.17. Always ACK an ASPM L1 entry DLLP to - workaround credit control issue on PM_NAK - message of SB700 and SB800. */ - /* 4.4.4.step13.18. To allow advertising Gen 2 capabilities to Southbridge. */ - if (port == 8) { - set_pcie_enable_bits(dev, 0xA0, 1 << 23, 1 << 23); - set_pcie_enable_bits(nb_dev, 0xC1 | gpp_sb_sel, 1 << 1, 1 << 1); - } - /* 4.4.2.step13.19. CMOS Option (Gen 2 AUTO-Part 1 - Enabled by Default) */ - /* 4.4.2.step13.20. CMOS Option (RC Advertised Gen 2-Part1 - Disabled by Default)*/ - set_nbcfg_enable_bits(dev, 0x88, 0xF << 0, 0x2 << 0); - /* Disables GEN2 capability of the device. - * RPR typo- it says enable but the bit setting says disable. - * Disable it here and we enable it later. */ - set_pcie_enable_bits(dev, 0xA4, 1 << 0, 1 << 0); - - /* 4.4.2.step13.21. Legacy Hot Plug -CMOS Option */ - /* NOTE: This feature can be enabled only for Hot-Plug slots implemented on SR5690 platform. */ - - /* 4.4.2.step13.22. Native PCIe Mode -CMOS Option */ - /* Enable native PME. */ - set_pcie_enable_bits(dev, 0x10, 1 << 3, 1 < 3); - /* This bit when set indicates that the PCIe Link associated with this port - is connected to a slot. */ - pci_ext_write_config32(nb_dev, dev, 0x5a, 1 << 8, 1 << 8); - /* This bit when set indicates that this slot is capable of supporting - Hot-Plug operations. */ - set_nbcfg_enable_bits(dev, 0x6C, 1 << 6, 1 << 6); - /* Enables flushing of TLPs when Data Link is down. */ - set_pcie_enable_bits(dev, 0x20, 1 << 19, 0 << 19); - - /* 4.4.2.step14. Server Class Hot Plug Feature. NOTE: This feature is not supported on SR5670 and SR5650 */ - /* 4.4.2 step14.1: Advertising Hot Plug Capabilities */ - /* 4.4.2.step14.2: Firmware Upload */ - /* 4.4.2.Step14.3: SBIOS Acknowledgment to Firmware of Successful Firmware Upload */ - /* step14.4 */ - /* step14.5 */ - /* skip */ - - /* CIMx LPC Deadlock workaround - Enable Memory Write Map*/ - if (gpp_sb_sel == PCIE_CORE_INDEX_SB) { - set_pcie_enable_bits(nb_dev, 0x10 | gpp_sb_sel, 1 << 9, 1 << 9); - set_htiu_enable_bits(nb_dev, 0x06, 1 << 26, 1 << 26); - } - - /* This CPL setup requires more than this one register and should be done in gpp_core. - * The additional setup is for the different revisions. */ - - /* CIMx CommonPortInit settings that are not set above. */ - pci_ext_write_config32(nb_dev, dev, 0x88, 0xF0, 1 << 0); /* LINK_CRTL2 */ - - if (port == 8) - set_pcie_enable_bits(dev, 0xA0, 0, 1 << 23); - -#if 0 //SR56x0 pcie Gen2 code is not tested yet, we should enable it again when test finished. - /* set automatic Gen2 support, needs mainboard config option as Gen2 can cause issues on some platforms. */ - init_gen2(nb_dev, dev, port); - set_pcie_enable_bits(dev, 0xA4, 1 << 29, 1 << 29); - set_pcie_enable_bits(dev, 0xC0, 1 << 15, 0); - set_pcie_enable_bits(dev, 0xA2, 1 << 13, 0); -#endif - - /* Hotplug Support - bit5 + bit6 capable and surprise */ - pci_ext_write_config32(nb_dev, dev, 0x6c, 0x60, 0x60); - - /* Set interrupt pin info 0x3d */ - pci_ext_write_config32(nb_dev, dev, 0x3c, 1 << 8, 1 << 8); - - /* 5.12.9.3 Hotplug step 1 - NB_PCIE_ROOT_CTRL - enable pm irq - The RPR is wrong - this is not a PCIEND_P register */ - pci_ext_write_config32(nb_dev, dev, 0x74, 1 << 3, 1 << 3); - - /* 5.12.9.3 step 2 - PCIEP_PORT_CNTL - enable hotplug messages */ - if (port != 8) - set_pcie_enable_bits(dev, 0x10, 1 << 2, 1 << 2); - - /* Not sure about this PME setup */ - /* Native PME */ - set_pcie_enable_bits(dev, 0x10, 1 << 3, 1 << 3); /* Not set in CIMx */ - - /* PME Enable */ - pci_ext_write_config32(nb_dev, dev, 0x54, 1 << 8, 1 << 8); /* Not in CIMx */ - - /* 4.4.3 Training for GPP devices */ - /* init GPP */ - switch (port) { - case 2: - case 3: - case 4: /* GPP_SB */ - case 5: - case 6: - case 7: - case 9: /*GPP*/ - case 10: - case 11: - case 12: - case 13: - /* 4.4.2.step13.5. Blocks DMA traffic during C3 state */ - set_pcie_enable_bits(dev, 0x10, 1 << 0, 0 << 0); - /* Enables TLP flushing */ - set_pcie_enable_bits(dev, 0x20, 1 << 19, 0 << 19); - - /* check port enable */ - if (cfg->port_enable & (1 << port)) { - uint32_t hw_port = port; - switch (cfg->gpp3a_configuration) { - case 0x1: /* 4:2:0:0:0:0 */ - if (hw_port == 9) - hw_port = 4 + 1; - break; - case 0x2: /* 4:1:1:0:0:0 */ - if (hw_port == 9) - hw_port = 4 + 1; - else if (hw_port == 10) - hw_port = 4 + 2; - break; - case 0xc: /* 2:2:2:0:0:0 */ - if (hw_port == 6) - hw_port = 4 + 1; - else if (hw_port == 9) - hw_port = 4 + 2; - break; - case 0xa: /* 2:2:1:1:0:0 */ - if (hw_port == 6) - hw_port = 4 + 1; - else if (hw_port == 9) - hw_port = 4 + 2; - else if (hw_port == 10) - hw_port = 4 + 3; - break; - case 0x4: /* 2:1:1:1:1:0 */ - if (hw_port == 6) - hw_port = 4 + 1; - else if (hw_port == 7) - hw_port = 4 + 2; - else if (hw_port == 9) - hw_port = 4 + 3; - else if (hw_port == 10) - hw_port = 4 + 4; - break; - case 0xb: /* 1:1:1:1:1:1 */ - break; - default: /* shouldn't be here. */ - printk(BIOS_WARNING, "invalid gpp3a_configuration\n"); - return; - } - PcieReleasePortTraining(nb_dev, dev, hw_port); - if (!(AtiPcieCfg.Config & PCIE_GPP_COMPLIANCE)) { - u8 res = PcieTrainPort(nb_dev, dev, hw_port); - printk(BIOS_DEBUG, "%s: port=0x%x hw_port=0x%x result=%d\n", - __func__, port, hw_port, res); - if (res) { - AtiPcieCfg.PortDetect |= 1 << port; - } else { - /* Even though nothing is attached to this port - * the port needs to be "enabled" to obtain - * a bus number from the PCI resource allocator - */ - training_ok = 0; - dev->enabled = 1; - } - } - } - break; - case 8: /* SB */ - break; - default: - break; - } - - /* Re-enable RC ordering logic after training (from CIMx)*/ - set_pcie_enable_bits(nb_dev, 0x20 | gpp_sb_sel, 1 << 9, 0); - - /* Advertising Hot Plug Capabilities */ - pci_ext_write_config32(nb_dev, dev, 0x6c, 0x04001B, 0x00001B); - - /* PCIE Late Init (CIMx late init - Maybe move somewhere else? Later in the coreboot PCI device enum?) */ - /* Set Slot Number */ - pci_ext_write_config32(nb_dev, dev, 0x6c, 0x1FFF << 19, port << 19); - - /* Set Slot present 0x5A*/ - pci_ext_write_config32(nb_dev, dev, 0x58, 1 << 24, 1 << 24); - - //PCIE-GPP1 TXCLK Clock Gating In L1 Late Core setting - Maybe move somewhere else? */ - set_pcie_enable_bits(nb_dev, 0x11 | gpp_sb_sel, 0xF << 0, 0x0C << 0); - /* Enable powering down PLLs in L1 or L23 Ready states. - * Turns off PHY`s RX FRONTEND during L1 when PLL power down is enabled */ - set_pcie_enable_bits(nb_dev, 0x40 | gpp_sb_sel, 0x1219, 0x1009); - /* 4.4..7.1 TXCLK Gating in L1, Enables powering down TXCLK clock pads on the receive side. */ - set_pcie_enable_bits(nb_dev, 0x40 | gpp_sb_sel, 1 << 6, 1 << 6); - - /* Step 20: Disables immediate RCB timeout on link down */ - if (!((pci_read_config32(dev, 0x6C) >> 6) & 0x01)) { - set_pcie_enable_bits(dev, 0x70, 1 << 19, 0 << 19); - } - - /* Step 27: LCLK Gating */ - EnableLclkGating(dev); - - /* Set Common Clock */ - /* If dev present, set PcieCapPtr+0x10, BIT6); - * set dev 0x68,bit 6 - * retrain link, set dev, 0x68 bit 5; - * wait dev 0x6B bit3 clear - */ - - if ((port == 8) || (!training_ok)) { - PciePowerOffGppPorts(nb_dev, dev, port); /* This is run for all ports that are not hotplug and don't detect devices */ - } -} - -/** - * Step 21: Register Locking - * Lock HWInit Register of each pcie core - */ -static void lock_hwinitreg(struct device *nb_dev) -{ - /* Step 21: Register Locking, Lock HWInit Register */ - set_pcie_enable_bits(nb_dev, 0x10 | PCIE_CORE_INDEX_GPP1, 1 << 0, 1 << 0); - set_pcie_enable_bits(nb_dev, 0x10 | PCIE_CORE_INDEX_SB, 1 << 0, 1 << 0); - set_pcie_enable_bits(nb_dev, 0x10 | PCIE_CORE_INDEX_GPP2, 1 << 0, 1 << 0); - set_pcie_enable_bits(nb_dev, 0x10 | PCIE_CORE_INDEX_GPP3a, 1 << 0, 1 << 0); - set_pcie_enable_bits(nb_dev, 0x10 | PCIE_CORE_INDEX_GPP3b, 1 << 0, 1 << 0); -} - -/** - * Lock HWInit Register - */ -void sr56x0_lock_hwinitreg(void) -{ - struct device *nb_dev = pcidev_on_root(0, 0); - - /* Lock HWInit Register */ - lock_hwinitreg(nb_dev); - - /* Lock HWInit Register NBMISCIND:0x0 NBCNTL[7] HWINIT_WR_LOCK */ - set_nbmisc_enable_bits(nb_dev, 0x00, 1 << 7, 1 << 7); - - /* Hide clock configuration PCI device HIDE_CLKCFG_HEADER */ - set_nbmisc_enable_bits(nb_dev, 0x00, 0x00000100, 1 << 8); -} - -/***************************************** -* Compliant with CIM_33's PCIEConfigureGPPCore -*****************************************/ -void config_gpp_core(struct device *nb_dev, struct device *sb_dev) -{ - u32 reg; - - reg = nbmisc_read_index(nb_dev, 0x20); - if (AtiPcieCfg.Config & PCIE_ENABLE_STATIC_DEV_REMAP) - reg &= 0xfffffffd; /* set bit1 = 0 */ - else - reg |= 0x2; /* set bit1 = 1 */ - nbmisc_write_index(nb_dev, 0x20, reg); - - /* Must perform PCIE-GPP1, GPP2, GPP3a global reset anyway */ - reg = nbmisc_read_index(nb_dev, 0x8); - reg |= (1 << 31) | (1 << 15) | (1 << 13); //asserts - nbmisc_write_index(nb_dev, 0x8, reg); - reg &= ~((1 << 31) | (1 << 15) | (1 << 13)); //De-asserts - nbmisc_write_index(nb_dev, 0x8, reg); - - switching_gpp3a_configurations(nb_dev, sb_dev); - switching_gpp1_configurations(nb_dev, sb_dev); - switching_gpp2_configurations(nb_dev, sb_dev); - ValidatePortEn(nb_dev); -} - -/***************************************** -* Compliant with CIM_33's PCIEMiscClkProg -*****************************************/ -void pcie_config_misc_clk(struct device *nb_dev) -{ - u32 reg; - - reg = pci_read_config32(nb_dev, 0x4c); - reg |= 1 << 0; - pci_write_config32(nb_dev, 0x4c, reg); - -#if 0 - /* TODO: Check the mics clock later. */ - pci_devfn_t d0f1 = PCI_DEV(0, 0, 1); - - if (AtiPcieCfg.Config & PCIE_GFX_CLK_GATING) { - /* TXCLK Clock Gating */ - set_nbmisc_enable_bits(nb_dev, 0x07, 3 << 0, 3 << 0); - set_nbmisc_enable_bits(nb_dev, 0x07, 1 << 22, 1 << 22); - set_pcie_enable_bits(nb_dev, 0x11 | PCIE_CORE_INDEX_GFX, (3 << 6) | (~0xf), 3 << 6); - - /* LCLK Clock Gating */ - reg = pci_io_read_config32(d0f1, 0x94); - reg &= ~(1 << 16); - pci_io_write_config32(d0f1, 0x94, reg); - } - - if (AtiPcieCfg.Config & PCIE_GPP_CLK_GATING) { - /* TXCLK Clock Gating */ - set_nbmisc_enable_bits(nb_dev, 0x07, 3 << 4, 3 << 4); - set_nbmisc_enable_bits(nb_dev, 0x07, 1 << 22, 1 << 22); - set_pcie_enable_bits(nb_dev, 0x11 | PCIE_CORE_INDEX_SB, (3 << 6) | (~0xf), 3 << 6); - - /* LCLK Clock Gating */ - reg = pci_io_read_config32(d0f1, 0x94); - reg &= ~(1 << 24); - pci_io_write_config32(d0f1, 0x94, reg); - } -#endif - - reg = pci_read_config32(nb_dev, 0x4c); - reg &= ~(1 << 0); - pci_write_config32(nb_dev, 0x4c, reg); -} diff --git a/src/southbridge/amd/sr5650/rev.h b/src/southbridge/amd/sr5650/rev.h deleted file mode 100644 index 31e99148f7..0000000000 --- a/src/southbridge/amd/sr5650/rev.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2010 Advanced Micro Devices, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef __SR5650_REV_H__ -#define __SR5650_REV_H__ - -#define REV_SR5650_A11 0 -#define REV_SR5650_A12 1 -#define REV_SR5650_A21 2 - -#endif /* __SR5650_REV_H__ */ diff --git a/src/southbridge/amd/sr5650/sr5650.c b/src/southbridge/amd/sr5650/sr5650.c deleted file mode 100644 index 8131e77e5f..0000000000 --- a/src/southbridge/amd/sr5650/sr5650.c +++ /dev/null @@ -1,931 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2010 Advanced Micro Devices, Inc. - * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <console/console.h> -#include <device/mmio.h> -#include <arch/acpi_ivrs.h> -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <device/pci_ops.h> -#include <cpu/x86/msr.h> -#include <cpu/amd/msr.h> -#include <cpu/amd/mtrr.h> -#include <stdlib.h> -#include <delay.h> -#include <option.h> -#include "sr5650.h" -#include "cmn.h" - -/* - * extern function declaration - */ -struct resource *sr5650_retrieve_cpu_mmio_resource() -{ - struct device *domain; - struct resource *res; - - for (domain = all_devices; domain; domain = domain->next) { - if (domain->bus->dev->path.type != DEVICE_PATH_DOMAIN) - continue; - res = probe_resource(domain->bus->dev, MMIO_CONF_BASE); - if (res) - return res; - } - - return NULL; -} - -/* extension registers */ -u32 pci_ext_read_config32(struct device *nb_dev, struct device *dev, u32 reg) -{ - /*get BAR3 base address for nbcfg0x1c */ - u32 addr = pci_read_config32(nb_dev, 0x1c) & ~0xF; - printk(BIOS_DEBUG, "addr=%x,bus=%x,devfn=%x\n", addr, dev->bus->secondary, - dev->path.pci.devfn); - addr |= dev->bus->secondary << 20 | /* bus num */ - dev->path.pci.devfn << 12 | reg; - return *((u32 *) addr); -} - -void pci_ext_write_config32(struct device *nb_dev, struct device *dev, u32 reg_pos, u32 mask, u32 val) -{ - u32 reg_old, reg; - - /*get BAR3 base address for nbcfg0x1c */ - u32 addr = pci_read_config32(nb_dev, 0x1c) & ~0xF; - /*printk(BIOS_DEBUG, "write: addr=%x,bus=%x,devfn=%x\n", addr, dev->bus->secondary, - dev->path.pci.devfn);*/ - addr |= dev->bus->secondary << 20 | /* bus num */ - dev->path.pci.devfn << 12 | reg_pos; - - reg = reg_old = *((u32 *) addr); - reg &= ~mask; - reg |= val; - if (reg != reg_old) { - *((u32 *) addr) = reg; - } -} - -u32 nbpcie_p_read_index(struct device *dev, u32 index) -{ - return nb_read_index((dev), NBPCIE_INDEX, (index)); -} - -void nbpcie_p_write_index(struct device *dev, u32 index, u32 data) -{ - nb_write_index((dev), NBPCIE_INDEX, (index), (data)); -} - -u32 nbpcie_ind_read_index(struct device *nb_dev, u32 index) -{ - return nb_read_index((nb_dev), NBPCIE_INDEX, (index)); -} - -void nbpcie_ind_write_index(struct device *nb_dev, u32 index, u32 data) -{ - nb_write_index((nb_dev), NBPCIE_INDEX, (index), (data)); -} - -uint32_t l2cfg_ind_read_index(struct device *nb_dev, uint32_t index) -{ - return nb_read_index((nb_dev), L2CFG_INDEX, (index)); -} - -void l2cfg_ind_write_index(struct device *nb_dev, uint32_t index, uint32_t data) -{ - nb_write_index((nb_dev), L2CFG_INDEX | (0x1 << 8), (index), (data)); -} - -uint32_t l1cfg_ind_read_index(struct device *nb_dev, uint32_t index) -{ - return nb_read_index((nb_dev), L1CFG_INDEX, (index)); -} - -void l1cfg_ind_write_index(struct device *nb_dev, uint32_t index, uint32_t data) -{ - nb_write_index((nb_dev), L1CFG_INDEX | (0x1 << 31), (index), (data)); -} - -/*********************************************************** -* To access bar3 we need to program PCI MMIO 7 in K8. -* in_out: -* 1: enable/enter k8 temp mmio base -* 0: disable/restore -***********************************************************/ -void ProgK8TempMmioBase(u8 in_out, u32 pcie_base_add, u32 mmio_base_add) -{ - /* K8 Function1 is address map */ - struct device *k8_f1 = pcidev_on_root(0x18, 1); - struct device *k8_f0 = pcidev_on_root(0x18, 0); - - if (in_out) { - u32 dword, sblk; - - /* Get SBLink value (HyperTransport I/O Hub Link ID). */ - dword = pci_read_config32(k8_f0, 0x64); - sblk = (dword >> 8) & 0x3; - - /* Fill MMIO limit/base pair. */ - pci_write_config32(k8_f1, 0xbc, - (((pcie_base_add + 0x10000000 - - 1) >> 8) & 0xffffff00) | 0x80 | (sblk << 4)); - pci_write_config32(k8_f1, 0xb8, (pcie_base_add >> 8) | 0x3); - pci_write_config32(k8_f1, 0xb4, - (((mmio_base_add + 0x10000000 - - 1) >> 8) & 0xffffff00) | (sblk << 4)); - pci_write_config32(k8_f1, 0xb0, (mmio_base_add >> 8) | 0x3); - } else { - pci_write_config32(k8_f1, 0xb8, 0); - pci_write_config32(k8_f1, 0xbc, 0); - pci_write_config32(k8_f1, 0xb0, 0); - pci_write_config32(k8_f1, 0xb4, 0); - } -} - -void PcieReleasePortTraining(struct device *nb_dev, struct device *dev, u32 port) -{ - switch (port) { - case 2: /* GPP1, bit4-5 */ - case 3: - set_nbmisc_enable_bits(nb_dev, PCIE_LINK_CFG, - 1 << (port + 2), 0 << (port + 2)); - break; - case 4: /* GPP3a, bit20-24 */ - case 5: - case 6: - case 7: - set_nbmisc_enable_bits(nb_dev, PCIE_LINK_CFG, - 1 << (port + 17), 0 << (port + 17)); - break; - case 9: /* GPP3a, bit25,26 */ - case 10: - set_nbmisc_enable_bits(nb_dev, PCIE_LINK_CFG, - 1 << (port + 16), 0 << (port + 16)); - break; - case 11: /* GPP2, bit6-7 */ - case 12: - set_nbmisc_enable_bits(nb_dev, PCIE_LINK_CFG, - 1 << (port - 5), 0 << (port - 5)); - break; - case 13: /* GPP3b, bit4 of NBMISCIND:0x2A */ - set_nbmisc_enable_bits(nb_dev, 0x2A, - 1 << 4, 0 << 4); - break; - } -} - -/******************************************************************************************************** -* Output: -* 0: no device is present. -* 1: device is present and is trained. -********************************************************************************************************/ -u8 PcieTrainPort(struct device *nb_dev, struct device *dev, u32 port) -{ - u16 count = 5000; - u32 lc_state, reg, current_link_width, lane_mask; - u8 current, res = 0; - u32 gpp_sb_sel = 0; - - switch (port) { - case 2: - case 3: - gpp_sb_sel = PCIE_CORE_INDEX_GPP1; - break; - case 4 ... 7: - case 9: - case 10: - gpp_sb_sel = PCIE_CORE_INDEX_GPP3a; - break; - case 11: - case 12: - gpp_sb_sel = PCIE_CORE_INDEX_GPP2; - break; - case 13: - gpp_sb_sel = PCIE_CORE_INDEX_GPP3b; - break; - } - - while (count--) { - udelay(40200); - lc_state = nbpcie_p_read_index(dev, 0xa5); /* lc_state */ - printk(BIOS_DEBUG, "PcieLinkTraining port=%x:lc current state=%x\n", - port, lc_state); - current = lc_state & 0x3f; /* get LC_CURRENT_STATE, bit0-5 */ - - switch (current) { - /* 0x00-0x04 means no device is present */ - case 0x06: - /* read back current link width [6:4]. */ - current_link_width = (nbpcie_p_read_index(dev, 0xA2) >> 4) & 0x7; - /* 4 means 7:4 and 15:12 - * 3 means 7:2 and 15:10 - * 2 means 7:1 and 15:9 - * ignoring the reversal case - */ - lane_mask = (0xFF << (current_link_width - 2) * 2) & 0xFF; - reg = nbpcie_ind_read_index(nb_dev, 0x65 | gpp_sb_sel); - reg |= lane_mask << 8 | lane_mask; - /* NOTE: See the comments in rs780_pcie.c - * switching_gppsb_configurations - * In CIMx 4.5.0 and RPR, 4c is done before 5 & 6. - * But in this way, a x4 device in port B (dev 4) of - * Configuration B can only be detected as x1, instead - * of x4. When the port B is being trained, the - * LC_CURRENT_STATE is 6 and the LC_LINK_WIDTH_RD is 1. - * We have to set the PCIEIND:0x65 as 0xE0E0 and reset - * the slot. Then the card seems to work in x1 mode. - */ - reg = 0xE0E0; /*I think that the lane_mask calc above is wrong, and this can't be hardcoded because the configuration changes.*/ - nbpcie_ind_write_index(nb_dev, 0x65 | gpp_sb_sel, reg); - printk(BIOS_DEBUG, "link_width=%x, lane_mask=%x", - current_link_width, lane_mask); - set_pcie_reset(); - mdelay(1); - set_pcie_dereset(); - break; - case 0x07: /* device is in compliance state (training sequence is done). Move to train the next device */ - res = 1; - count = 0; - break; - case 0x10: - reg = - pci_ext_read_config32(nb_dev, dev, - PCIE_VC0_RESOURCE_STATUS); - printk(BIOS_DEBUG, "PcieTrainPort reg=0x%x\n", reg); - /* check bit1 */ - if (reg & VC_NEGOTIATION_PENDING) { /* bit1=1 means the link needs to be re-trained. */ - /* set bit8=1, bit0-2=bit4-6 */ - u32 tmp; - reg = nbpcie_p_read_index(dev, PCIE_LC_LINK_WIDTH); - tmp = (reg >> 4) & 0x7; /* get bit4-6 */ - reg &= 0xfff8; /* clear bit0-2 */ - reg += tmp; /* merge */ - reg |= 1 << 8; - nbpcie_p_write_index(dev, PCIE_LC_LINK_WIDTH, reg); - count++; /* CIM said "keep in loop"? */ - } else { - res = 1; - count = 0; - } - break; - default: - /* CIMx Unknown Workaround - There is a device that won't train. Try to reset it. */ - /* if there are no device resets and nothing works, CIMx does a cf9 system reset (yikes!) */ - set_pcie_reset(); - mdelay(1); - set_pcie_dereset(); - res = 0; - count = 0; /* break loop */ - break; - } - } - return res; -} - -/* - * Set Top Of Memory below and above 4G. - */ -void sr5650_set_tom(struct device *nb_dev) -{ - msr_t sysmem; - - /* The system top memory in SR56X0. */ - sysmem = rdmsr(TOP_MEM); - printk(BIOS_DEBUG, "Sysmem TOM = %x_%x\n", sysmem.hi, sysmem.lo); - pci_write_config32(nb_dev, 0x90, sysmem.lo); - - sysmem = rdmsr(TOP_MEM2); - printk(BIOS_DEBUG, "Sysmem TOM2 = %x_%x\n", sysmem.hi, sysmem.lo); - htiu_write_index(nb_dev, 0x31, sysmem.hi); - htiu_write_index(nb_dev, 0x30, sysmem.lo | 1); -} - -u32 get_vid_did(struct device *dev) -{ - return pci_read_config32(dev, 0); -} - -void detect_and_enable_iommu(struct device *iommu_dev) { - uint32_t dword; - uint8_t l1_target; - unsigned char iommu; - void *mmio_base; - - iommu = 1; - get_option(&iommu, "iommu"); - - if (iommu) { - printk(BIOS_DEBUG, "Initializing IOMMU\n"); - - struct device *nb_dev = pcidev_on_root(0, 0); - - if (!nb_dev) { - printk(BIOS_WARNING, "Unable to find SR5690 device! IOMMU NOT initialized\n"); - return; - } - - mmio_base = (void *)(pci_read_config32(iommu_dev, 0x44) & - 0xffffc000); - - // if (get_nb_rev(nb_dev) == REV_SR5650_A11) { - // dword = pci_read_config32(iommu_dev, 0x6c); - // dword &= ~(0x1 << 8); - // pci_write_config32(iommu_dev, 0x6c, dword); - // } - - dword = pci_read_config32(iommu_dev, 0x50); - dword &= ~(0x1 << 22); - pci_write_config32(iommu_dev, 0x50, dword); - - dword = pci_read_config32(iommu_dev, 0x44); - dword |= 0x1; - pci_write_config32(iommu_dev, 0x44, dword); - - write32((void *)(mmio_base + 0x8), 0x0); - write32((void *)(mmio_base + 0xc), 0x08000000); - write32((void *)(mmio_base + 0x10), 0x0); - write32((void *)(mmio_base + 0x2008), 0x0); - write32((void *)(mmio_base + 0x2010), 0x0); - - /* IOMMU L1 initialization */ - for (l1_target = 0; l1_target < 6; l1_target++) { - dword = l1cfg_ind_read_index(nb_dev, (l1_target << 16) + 0xc); - dword |= (0x7 << 28); - l1cfg_ind_write_index(nb_dev, (l1_target << 16) + 0xc, dword); - - dword = l1cfg_ind_read_index(nb_dev, (l1_target << 16) + 0x7); - dword |= (0x1 << 5); - l1cfg_ind_write_index(nb_dev, (l1_target << 16) + 0x7, dword); - } - - /* IOMMU L2 initialization */ - dword = l2cfg_ind_read_index(nb_dev, 0xc); - dword |= (0x7 << 29); - l2cfg_ind_write_index(nb_dev, 0xc, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x10); - dword &= ~(0x3 << 8); - dword |= (0x2 << 8); - l2cfg_ind_write_index(nb_dev, 0x10, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x14); - dword &= ~(0x3 << 8); - dword |= (0x2 << 8); - l2cfg_ind_write_index(nb_dev, 0x14, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x18); - dword &= ~(0x3 << 8); - dword |= (0x2 << 8); - l2cfg_ind_write_index(nb_dev, 0x18, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x1c); - dword &= ~(0x3 << 8); - dword |= (0x2 << 8); - l2cfg_ind_write_index(nb_dev, 0x1c, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x50); - dword &= ~(0x3 << 8); - dword |= (0x2 << 8); - l2cfg_ind_write_index(nb_dev, 0x50, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x10); - dword |= (0x1 << 4); - l2cfg_ind_write_index(nb_dev, 0x10, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x14); - dword |= (0x1 << 4); - l2cfg_ind_write_index(nb_dev, 0x14, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x18); - dword |= (0x1 << 4); - l2cfg_ind_write_index(nb_dev, 0x18, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x1c); - dword |= (0x1 << 4); - l2cfg_ind_write_index(nb_dev, 0x1c, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x50); - dword |= (0x1 << 4); - l2cfg_ind_write_index(nb_dev, 0x50, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x6); - dword |= (0x1 << 7); - l2cfg_ind_write_index(nb_dev, 0x6, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x44); - dword |= (0x1 << 0); - l2cfg_ind_write_index(nb_dev, 0x44, dword); - -// if (get_nb_rev(nb_dev) == REV_SR5650_A21) { - dword = l2cfg_ind_read_index(nb_dev, 0x7); - dword |= (0x1 << 1); - l2cfg_ind_write_index(nb_dev, 0x7, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x44); - dword |= (0x1 << 1); - l2cfg_ind_write_index(nb_dev, 0x44, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x7); - dword |= (0x1 << 2); - l2cfg_ind_write_index(nb_dev, 0x7, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x7); - dword |= (0x1 << 3); - l2cfg_ind_write_index(nb_dev, 0x7, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x44); - dword |= (0x1 << 3); - l2cfg_ind_write_index(nb_dev, 0x44, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x7); - dword |= (0x1 << 4); - l2cfg_ind_write_index(nb_dev, 0x7, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x6); - dword |= (0x1 << 5); - l2cfg_ind_write_index(nb_dev, 0x6, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x6); - dword |= (0x1 << 6); - l2cfg_ind_write_index(nb_dev, 0x6, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x7); - dword |= (0x1 << 5); - l2cfg_ind_write_index(nb_dev, 0x7, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x44); - dword |= (0x1 << 4); - l2cfg_ind_write_index(nb_dev, 0x44, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x7); - dword |= (0x1 << 6); - l2cfg_ind_write_index(nb_dev, 0x7, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x7); - dword |= (0x1 << 7); - l2cfg_ind_write_index(nb_dev, 0x7, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x6); - dword |= (0x1 << 8); - l2cfg_ind_write_index(nb_dev, 0x6, dword); -// } - - l2cfg_ind_write_index(nb_dev, 0x52, 0xf0000002); - - dword = l2cfg_ind_read_index(nb_dev, 0x80); - dword |= (0x1 << 0); - l2cfg_ind_write_index(nb_dev, 0x80, dword); - - dword = l2cfg_ind_read_index(nb_dev, 0x30); - dword |= (0x1 << 0); - l2cfg_ind_write_index(nb_dev, 0x30, dword); - } -} - -void sr5650_iommu_read_resources(struct device *dev) -{ - unsigned char iommu; - struct resource *res; - - iommu = 1; - get_option(&iommu, "iommu"); - - /* Get the normal pci resources of this device */ - pci_dev_read_resources(dev); - - if (iommu) { - /* Request MMIO range allocation */ - res = new_resource(dev, 0x44); /* IOMMU */ - res->base = 0x0; - res->size = 0x4000; - res->limit = 0xFFFFFFFFUL; /* res->base + res->size -1; */ - res->align = 14; /* 16k alignment */ - res->gran = 14; - res->flags = IORESOURCE_MEM | IORESOURCE_RESERVE; - } - - compact_resources(dev); -} - -void sr5650_iommu_set_resources(struct device *dev) -{ - unsigned char iommu; - struct resource *res; - - iommu = 1; - get_option(&iommu, "iommu"); - - /* Get the normal pci resources of this device */ - pci_dev_read_resources(dev); - - if (iommu) { - /* Get the allocated range */ - res = find_resource(dev, 0x44); - - if (res->base == 0) { - printk(BIOS_WARNING, "Unable to allocate MMIO range to IOMMU\n"); - } - - /* Assign the range to hardware */ - pci_write_config32(dev, 0x44, res->base & 0xffffc000); - pci_write_config32(dev, 0x48, 0x0); - } - - /* Run standard resource set routine */ - pci_dev_set_resources(dev); -} - -void sr5650_iommu_enable_resources(struct device *dev) -{ - detect_and_enable_iommu(dev); -} - -void sr5650_nb_pci_table(struct device *nb_dev) -{ /* NBPOR_InitPOR function. */ - u8 temp8; - u16 temp16; - u32 temp32; - - /* Program NB PCI table. */ - temp16 = pci_read_config16(nb_dev, 0x04); - printk(BIOS_DEBUG, "NB_PCI_REG04 = %x.\n", temp16); - temp32 = pci_read_config32(nb_dev, 0x84); - printk(BIOS_DEBUG, "NB_PCI_REG84 = %x.\n", temp32); - //Reg4Ch[1]=1 (APIC_ENABLE) force CPU request with address 0xFECx_xxxx to south-bridge - //Reg4Ch[6]=1 (BMMsgEn) enable BM_Set message generation - pci_write_config8(nb_dev, 0x4c, 0x42); - temp8 = pci_read_config8(nb_dev, 0x4e); - temp8 |= 0x05; /* BAR1_ENABLE */ - pci_write_config8(nb_dev, 0x4e, temp8); - - temp32 = pci_read_config32(nb_dev, 0x4c); - printk(BIOS_DEBUG, "NB_PCI_REG4C = %x.\n", temp32); - - /* disable GFX debug. */ - temp8 = pci_read_config8(nb_dev, 0x8d); - temp8 &= ~(1<<1); - pci_write_config8(nb_dev, 0x8d, temp8); - - /* The system top memory in SR56X0. */ - sr5650_set_tom(nb_dev); - - /* Program NB HTIU table. */ - //set_htiu_enable_bits(nb_dev, 0x05, 1<<10 | 1<<9, 1<<10|1<<9); - set_htiu_enable_bits(nb_dev, 0x06, 1, 0x4203a202); - //set_htiu_enable_bits(nb_dev, 0x07, 1<<1 | 1<<2, 0x8001); - set_htiu_enable_bits(nb_dev, 0x15, 0, 1<<31 | 1<<30 | 1<<27); - set_htiu_enable_bits(nb_dev, 0x1c, 0, 0xfffe0000); - set_htiu_enable_bits(nb_dev, 0x0c, 0x3f, 1 | 1<<3); - set_htiu_enable_bits(nb_dev, 0x19, 0xfffff+(1<<31), 0x186a0+(1<<31)); - set_htiu_enable_bits(nb_dev, 0x16, 0x3f<<10, 0x7<<10); - set_htiu_enable_bits(nb_dev, 0x23, 0, 1<<28); -} - -/*********************************************** -* 0:00.0 NBCFG : -* 0:00.1 CLK : bit 0 of nb_cfg 0x4c : 0 - disable, default -* 0:01.0 P2P Internal: -* 0:02.0 P2P : bit 2 of nbmiscind 0x0c : 0 - enable, default + 32 * 2 -* 0:03.0 P2P : bit 3 of nbmiscind 0x0c : 0 - enable, default + 32 * 2 -* 0:04.0 P2P : bit 4 of nbmiscind 0x0c : 0 - enable, default + 32 * 2 -* 0:05.0 P2P : bit 5 of nbmiscind 0x0c : 0 - enable, default + 32 * 2 -* 0:06.0 P2P : bit 6 of nbmiscind 0x0c : 0 - enable, default + 32 * 2 -* 0:07.0 P2P : bit 7 of nbmiscind 0x0c : 0 - enable, default + 32 * 2 -* 0:08.0 NB2SB : bit 6 of nbmiscind 0x00 : 0 - disable, default + 32 * 1 -* case 0 will be called twice, one is by CPU in hypertransport.c line458, -* the other is by sr5650. -***********************************************/ -void sr5650_enable(struct device *dev) -{ - struct device *nb_dev = NULL, *sb_dev = NULL; - int dev_ind; - struct southbridge_amd_sr5650_config *cfg; - - printk(BIOS_INFO, "sr5650_enable: dev=%p, VID_DID=0x%x\n", dev, get_vid_did(dev)); - nb_dev = pcidev_on_root(0, 0); - if (!nb_dev) { - die("sr5650_enable: CAN NOT FIND SR5650 DEVICE, HALT!\n"); - /* NOT REACHED */ - } - cfg = (struct southbridge_amd_sr5650_config *)nb_dev->chip_info; - - /* sb_dev (dev 8) is a bridge that links to southbridge. */ - sb_dev = pcidev_on_root(8, 0); - if (!sb_dev) { - die("sr5650_enable: CAN NOT FIND SB bridge, HALT!\n"); - /* NOT REACHED */ - } - - dev_ind = dev->path.pci.devfn >> 3; - switch (dev_ind) { - case 0: /* bus0, dev0, fun0; */ - switch (dev->path.pci.devfn & 0x7) { - case 0: - printk(BIOS_INFO, "Bus-0, Dev-0, Fun-0.\n"); - enable_pcie_bar3(nb_dev); /* PCIEMiscInit */ - - config_gpp_core(nb_dev, sb_dev); - sr5650_gpp_sb_init(nb_dev, sb_dev, 8); - - sr5650_nb_pci_table(nb_dev); - break; - case 1: - printk(BIOS_INFO, "Bus-0, Dev-0, Fun-1.\n"); - break; - case 2: - printk(BIOS_INFO, "Bus-0, Dev-0, Fun-2.\n"); - break; - } - break; - - case 2: /* bus0, dev2,3 GPP1 */ - case 3: - printk(BIOS_INFO, "Bus-0, Dev-2,3, Fun-0. enable=%d\n", dev->enabled); - set_nbmisc_enable_bits(nb_dev, 0x0c, 1 << dev_ind, - (dev->enabled ? 0 : 1) << dev_ind); - if (dev->enabled) - sr5650_gpp_sb_init(nb_dev, dev, dev_ind); /* Note, dev 2,3 are generic PCIe ports. */ - break; - case 4: /* bus0, dev4-7, four GPP3a */ - case 5: - case 6: - case 7: - enable_pcie_bar3(nb_dev); /* PCIEMiscInit */ - printk(BIOS_INFO, "Bus-0, Dev-4,5,6,7, Fun-0. enable=%d\n", - dev->enabled); - set_nbmisc_enable_bits(nb_dev, 0x0c, 1 << dev_ind, - (dev->enabled ? 0 : 1) << dev_ind); - if (dev->enabled) - sr5650_gpp_sb_init(nb_dev, dev, dev_ind); - break; - case 8: /* bus0, dev8, SB */ - printk(BIOS_INFO, "Bus-0, Dev-8, Fun-0. enable=%d\n", dev->enabled); - set_nbmisc_enable_bits(nb_dev, 0x00, 1 << 6, - (dev->enabled ? 1 : 0) << 6); - if (dev->enabled) - sr5650_gpp_sb_init(nb_dev, dev, dev_ind); - disable_pcie_bar3(nb_dev); - break; - case 9: /* bus 0, dev 9,10, GPP3a */ - case 10: - printk(BIOS_INFO, "Bus-0, Dev-9, 10, Fun-0. enable=%d\n", - dev->enabled); - enable_pcie_bar3(nb_dev); /* PCIEMiscInit */ - set_nbmisc_enable_bits(nb_dev, 0x0c, 1 << (7 + dev_ind), - (dev->enabled ? 0 : 1) << (7 + dev_ind)); - if (dev->enabled) - sr5650_gpp_sb_init(nb_dev, dev, dev_ind); - /* Don't call disable_pcie_bar3(nb_dev) here, otherwise the screen will crash. */ - break; - case 11: - case 12: /* bus 0, dev 11,12, GPP2 */ - printk(BIOS_INFO, "Bus-0, Dev-11,12, Fun-0. enable=%d\n", dev->enabled); - set_nbmisc_enable_bits(nb_dev, 0x0c, 1 << (7 + dev_ind), - (dev->enabled ? 0 : 1) << (7 + dev_ind)); - if (dev->enabled) - sr5650_gpp_sb_init(nb_dev, dev, dev_ind); - break; - case 13: /* bus 0, dev 12, GPP3b */ - set_nbmisc_enable_bits(nb_dev, 0x0c, 1 << (7 + dev_ind), - (dev->enabled ? 0 : 1) << (7 + dev_ind)); - if (dev->enabled) - sr5650_gpp_sb_init(nb_dev, dev, dev_ind); - break; - default: - printk(BIOS_DEBUG, "unknown dev: %s\n", dev_path(dev)); - } - - /* Lock HWInit Register after the last device was done */ - if (dev_ind == 13) { - sr56x0_lock_hwinitreg(); - udelay(cfg->pcie_settling_time); - } -} - -static void add_ivrs_device_entries(struct device *parent, struct device *dev, - int depth, int linknum, int8_t *root_level, - unsigned long *current, uint16_t *length) -{ - uint8_t *p = (uint8_t *) *current; - - struct device *sibling; - struct bus *link; - - if ((dev->path.type == DEVICE_PATH_PCI) && - (dev->bus->secondary == 0x0) && (dev->path.pci.devfn == 0x0)) - *root_level = depth; - - if ((dev->path.type == DEVICE_PATH_PCI) && (*root_level != -1) && - (depth >= *root_level) && (dev->enabled)) { - - *p = 0; - if (depth == *root_level) { - if (dev->path.pci.devfn < (0x1 << 3)) { - /* SR5690 control device */ - } else if ((dev->path.pci.devfn >= (0x1 << 3)) && - (dev->path.pci.devfn < (0xe << 3))) { - /* SR5690 PCIe bridge device */ - } else if (dev->path.pci.devfn == (0x14 << 3)) { - /* SMBUS controller */ - p[0] = IVHD_DEV_4_BYTE_SELECT; /* Entry type */ - p[1] = dev->path.pci.devfn; /* Device */ - p[2] = dev->bus->secondary; /* Bus */ - p[3] = IVHD_DTE_LINT_1_PASS | /* Data */ - IVHD_DTE_SYS_MGT_NO_TRANS | - IVHD_DTE_NMI_PASS | - IVHD_DTE_EXT_INT_PASS | - IVHD_DTE_INIT_PASS; - } else { - /* Other southbridge device */ - p[0] = IVHD_DEV_4_BYTE_SELECT; /* Entry type */ - p[1] = dev->path.pci.devfn; /* Device */ - p[2] = dev->bus->secondary; /* Bus */ - p[3] = 0x0; /* Data */ - } - } else if ((dev->hdr_type & 0x7f) == PCI_HEADER_TYPE_NORMAL) { - /* Device behind bridge */ - if (pci_find_capability(dev, PCI_CAP_ID_PCIE)) { - /* Device is PCIe */ - p[0] = IVHD_DEV_4_BYTE_SELECT; /* Entry type */ - p[1] = dev->path.pci.devfn; /* Device */ - p[2] = dev->bus->secondary; /* Bus */ - p[3] = 0x0; /* Data */ - } else { - /* Device is legacy PCI or PCI-X */ - p[0] = IVHD_DEV_8_BYTE_ALIAS_SELECT; /* Entry */ - p[1] = dev->path.pci.devfn; /* Device */ - p[2] = dev->bus->secondary; /* Bus */ - p[3] = 0x0; /* Data */ - p[4] = 0x0; /* Reserved */ - p[5] = parent->path.pci.devfn; /* Device */ - p[6] = parent->bus->secondary; /* Bus */ - p[7] = 0x0; /* Reserved */ - } - } - - if (*p == IVHD_DEV_4_BYTE_SELECT) { - *length += 4; - *current += 4; - } else if (*p == IVHD_DEV_8_BYTE_ALIAS_SELECT) { - *length += 8; - *current += 8; - } - } - - for (link = dev->link_list; link; link = link->next) - for (sibling = link->children; sibling; - sibling = sibling->sibling) - add_ivrs_device_entries(dev, sibling, depth + 1, - depth, root_level, current, length); -} - -unsigned long acpi_fill_mcfg(unsigned long current) -{ - struct resource *res; - resource_t mmconf_base = EXT_CONF_BASE_ADDRESS; - - if (CONFIG(EXT_CONF_SUPPORT)) { - res = sr5650_retrieve_cpu_mmio_resource(); - if (res) - mmconf_base = res->base; - - current += acpi_create_mcfg_mmconfig((acpi_mcfg_mmconfig_t *)current, mmconf_base, 0x0, 0x0, 0x1f); - } - - return current; -} - -static unsigned long acpi_fill_ivrs(acpi_ivrs_t *ivrs, unsigned long current) -{ - uint8_t *p; - - struct device *nb_dev = pcidev_on_root(0, 0); - if (!nb_dev) { - printk(BIOS_WARNING, "acpi_fill_ivrs: Unable to locate SR5650 " - "device! IVRS table not generated...\n"); - return (unsigned long)ivrs; - } - - struct device *iommu_dev = pcidev_on_root(0, 2); - if (!iommu_dev) { - printk(BIOS_WARNING, "acpi_fill_ivrs: Unable to locate SR5650 " - "IOMMU device! IVRS table not generated...\n"); - return (unsigned long)ivrs; - } - - ivrs->iv_info = IVINFO_VA_SIZE_64_BITS | IVINFO_PA_SIZE_52_BITS; - - ivrs->ivhd.type = IVHD_BLOCK_TYPE_LEGACY__FIXED; - ivrs->ivhd.flags = IVHD_FLAG_ISOC | - IVHD_FLAG_RES_PASS_PW | - IVHD_FLAG_PASS_PW | - IVHD_FLAG_IOTLB_SUP; - - ivrs->ivhd.length = sizeof(struct acpi_ivrs_ivhd); - - /* BDF <bus>:00.2 */ - ivrs->ivhd.device_id = 0x2 | (nb_dev->bus->secondary << 8); - - /* Capability block 0x40 (type 0xf, "Secure device") */ - ivrs->ivhd.capability_offset = 0x40; - ivrs->ivhd.iommu_base_low = pci_read_config32(iommu_dev, 0x44) & - 0xffffc000; - ivrs->ivhd.iommu_base_high = pci_read_config32(iommu_dev, 0x48); - ivrs->ivhd.pci_segment_group = 0x0; - ivrs->ivhd.iommu_info = 0x0; - ivrs->ivhd.iommu_info |= (0x14 << IOMMU_INFO_UNIT_ID_SHIFT); - ivrs->ivhd.iommu_feature_info = 0x0; - - /* Describe HPET */ - p = (uint8_t *)current; - p[0] = IVHD_DEV_8_BYTE_EXT_SPECIAL_DEV; /* Entry type */ - p[1] = 0; /* Device */ - p[2] = 0; /* Bus */ - p[3] = IVHD_DTE_LINT_1_PASS | /* DTE */ - IVHD_DTE_LINT_0_PASS | - IVHD_DTE_SYS_MGT_INTX_NO_TRANS | - IVHD_DTE_NMI_PASS | - IVHD_DTE_EXT_INT_PASS | - IVHD_DTE_INIT_PASS; - p[4] = 0x0; /* HPET number */ - p[5] = 0x14 << 3; /* HPET device */ - p[6] = nb_dev->bus->secondary; /* HPET bus */ - p[7] = IVHD_SPECIAL_DEV_HPET; /* Variety */ - ivrs->ivhd.length += 8; - current += 8; - - /* Describe PCI devices */ - int8_t root_level = -1; - add_ivrs_device_entries(NULL, all_devices, 0, -1, &root_level, ¤t, - &ivrs->ivhd.length); - - /* Describe IOAPICs */ - unsigned long prev_current = current; - current = acpi_fill_ivrs_ioapic(ivrs, current); - ivrs->ivhd.length += (current - prev_current); - - return current; -} - -unsigned long southbridge_write_acpi_tables(struct device *device, - unsigned long current, - struct acpi_rsdp *rsdp) -{ - unsigned char iommu; - - iommu = 1; - get_option(&iommu, "iommu"); - - if (iommu) { - acpi_ivrs_t *ivrs; - - /* IVRS */ - current = ALIGN(current, 8); - printk(BIOS_DEBUG, "ACPI: * IVRS at %lx\n", current); - ivrs = (acpi_ivrs_t *) current; - acpi_create_ivrs(ivrs, acpi_fill_ivrs); - current += ivrs->header.length; - acpi_add_table(rsdp, ivrs); - } - - return current; -} - -static struct pci_operations iommu_ops_pci = { - .set_subsystem = pci_dev_set_subsystem, -}; - -static struct device_operations iommu_ops = { - .read_resources = sr5650_iommu_read_resources, - .set_resources = sr5650_iommu_set_resources, - .enable_resources = sr5650_iommu_enable_resources, - .write_acpi_tables = southbridge_write_acpi_tables, - .init = 0, - .scan_bus = 0, - .ops_pci = &iommu_ops_pci, -}; - -static const struct pci_driver ht_driver_sr5690 __pci_driver = { - .ops = &iommu_ops, - .vendor = PCI_VENDOR_ID_ATI, - .device = PCI_DEVICE_ID_AMD_SR5650_IOMMU, -}; - -struct chip_operations southbridge_amd_sr5650_ops = { - CHIP_NAME("ATI SR5650") - .enable_dev = sr5650_enable, -}; diff --git a/src/southbridge/amd/sr5650/sr5650.h b/src/southbridge/amd/sr5650/sr5650.h deleted file mode 100644 index 06a427987d..0000000000 --- a/src/southbridge/amd/sr5650/sr5650.h +++ /dev/null @@ -1,139 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2010 Advanced Micro Devices, Inc. - * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef __SR5650_H__ -#define __SR5650_H__ - -#include <stdint.h> -#include <arch/acpi.h> -#include "chip.h" -#include "rev.h" - -typedef struct __PCIE_CFG__ { - u16 Config; - u8 ResetReleaseDelay; - u8 Gfx0Width; - u8 Gfx1Width; - u8 GfxPayload; - u8 GppPayload; - u16 PortDetect; - u8 PortHp; /* hot plug */ - u16 DbgConfig; - u32 DbgConfig2; - u8 GfxLx; - u8 GppLx; - u8 NBSBLx; - u8 PortSlotInit; - u8 Gfx0Pwr; - u8 Gfx1Pwr; - u8 GppPwr; -} PCIE_CFG; - -/* PCIE config flags */ -#define PCIE_DUALSLOT_CONFIG (1 << 0) -#define PCIE_OVERCLOCK_ENABLE (1 << 1) -#define PCIE_GPP_CLK_GATING (1 << 2) -#define PCIE_ENABLE_STATIC_DEV_REMAP (1 << 3) -#define PCIE_OFF_UNUSED_GFX_LANES (1 << 4) -#define PCIE_OFF_UNUSED_GPP_LANES (1 << 5) -#define PCIE_DISABLE_HIDE_UNUSED_PORTS (1 << 7) -#define PCIE_GFX_CLK_GATING (1 << 11) -#define PCIE_GFX_COMPLIANCE (1 << 14) -#define PCIE_GPP_COMPLIANCE (1 << 15) - -/* -------------------- ---------------------- -* NBMISCIND - ------------------- -----------------------*/ -#define PCIE_LINK_CFG 0x8 -#define PCIE_NBCFG_REG7 0x37 -#define STRAPS_OUTPUT_MUX_7 0x67 -#define STRAPS_OUTPUT_MUX_A 0x6a - -/* -------------------- ---------------------- -* PCIEIND - ------------------- -----------------------*/ -#define PCIE_CI_CNTL 0x20 -#define PCIE_LC_LINK_WIDTH 0xa2 -#define PCIE_LC_STATE0 0xa5 -#define PCIE_VC0_RESOURCE_STATUS 0x12a /* 16bit read only */ - -#define PCIE_CORE_INDEX_SB (0x05 << 16) /* see rpr 4.3.2.2, bdg 2.1 */ -#define PCIE_CORE_INDEX_GPP1 (0x04 << 16) -#define PCIE_CORE_INDEX_GPP2 (0x06 << 16) -#define PCIE_CORE_INDEX_GPP1_GPP2 (0x00 << 16) -#define PCIE_CORE_INDEX_GPP3a (0x07 << 16) -#define PCIE_CORE_INDEX_GPP3b (0x03 << 16) - -/* contents of PCIE_VC0_RESOURCE_STATUS */ -#define VC_NEGOTIATION_PENDING (1 << 1) - -#define LC_STATE_RECONFIG_GPPSB 0x10 - -/* ------------------------------------------------ -* Global variable -* ------------------------------------------------- */ -extern PCIE_CFG AtiPcieCfg; - -/* ----------------- export functions ----------------- */ -u32 nbpcie_p_read_index(struct device *dev, u32 index); -void nbpcie_p_write_index(struct device *dev, u32 index, u32 data); -u32 nbpcie_ind_read_index(struct device *nb_dev, u32 index); -void nbpcie_ind_write_index(struct device *nb_dev, u32 index, u32 data); -uint32_t l2cfg_ind_read_index(struct device *nb_dev, uint32_t index); -void l2cfg_ind_write_index(struct device *nb_dev, uint32_t index, - uint32_t data); -uint32_t l1cfg_ind_read_index(struct device *nb_dev, uint32_t index); -void l1cfg_ind_write_index(struct device *nb_dev, uint32_t index, - uint32_t data); -u32 pci_ext_read_config32(struct device *nb_dev, struct device *dev, u32 reg); -void pci_ext_write_config32(struct device *nb_dev, struct device *dev, u32 reg, - u32 mask, u32 val); -void sr5650_set_tom(struct device *nb_dev); - -unsigned long southbridge_write_acpi_tables(struct device *device, - unsigned long current, - struct acpi_rsdp *rsdp); - -void ProgK8TempMmioBase(u8 in_out, u32 pcie_base_add, u32 mmio_base_add); -void enable_pcie_bar3(struct device *nb_dev); -void disable_pcie_bar3(struct device *nb_dev); - -void enable_sr5650_dev8(void); -void sr5650_htinit(void); -void sr5650_htinit_dect_and_enable_isochronous_link(void); -void sr5650_early_setup(void); -void sr5650_before_pci_init(void); -void sr5650_enable(struct device *dev); -void sr5650_gpp_sb_init(struct device *nb_dev, struct device *dev, u32 port); -void sr5650_gfx_init(struct device *nb_dev, struct device *dev, u32 port); -void avoid_lpc_dma_deadlock(struct device *nb_dev, struct device *sb_dev); -void config_gpp_core(struct device *nb_dev, struct device *sb_dev); -void PcieReleasePortTraining(struct device *nb_dev, struct device *dev, - u32 port); -u8 PcieTrainPort(struct device *nb_dev, struct device *dev, u32 port); -void pcie_config_misc_clk(struct device *nb_dev); -void fam10_optimization(void); -void sr5650_disable_pcie_bridge(void); -u32 get_vid_did(struct device *dev); -void detect_and_enable_iommu(struct device *iommu_dev); -void sr5650_iommu_read_resources(struct device *dev); -void sr5650_iommu_set_resources(struct device *dev); -void sr5650_iommu_enable_resources(struct device *dev); -void sr5650_nb_pci_table(struct device *nb_dev); -void init_gen2(struct device *nb_dev, struct device *dev, u8 port); -void sr56x0_lock_hwinitreg(void); -struct resource * sr5650_retrieve_cpu_mmio_resource(void); -#endif /* __SR5650_H__ */ |