Kerry Sheh (shekairui@gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/561
-gerrit
commit bd405e477b41082a6d738a3f63ea47a3926469c3 Author: Kerry Sheh shekairui@gmail.com Date: Tue Jan 31 20:42:18 2012 +0800
SB700 southbridge: AMD SB700/SP5100 southbridge CIMX wrapper
Change-Id: If924b7eb176e7d3d82fa394929b653b1ced3a743 Signed-off-by: Kerry Sheh kerry.she@amd.com Signed-off-by: Kerry Sheh shekairui@gmail.com --- src/southbridge/amd/Makefile.inc | 1 + src/southbridge/amd/cimx/Kconfig | 3 +- src/southbridge/amd/cimx/Makefile.inc | 3 +- src/southbridge/amd/cimx/sb700/Amd.h | 363 +++++++++++++++++++++++++++ src/southbridge/amd/cimx/sb700/AmdSbLib.h | 181 +++++++++++++ src/southbridge/amd/cimx/sb700/Kconfig | 63 +++++ src/southbridge/amd/cimx/sb700/Makefile.inc | 32 +++ src/southbridge/amd/cimx/sb700/Platform.h | 87 +++++++ src/southbridge/amd/cimx/sb700/bootblock.c | 97 +++++++ src/southbridge/amd/cimx/sb700/cbtypes.h | 53 ++++ src/southbridge/amd/cimx/sb700/chip.h | 42 +++ src/southbridge/amd/cimx/sb700/chip_name.c | 25 ++ src/southbridge/amd/cimx/sb700/early.c | 75 ++++++ src/southbridge/amd/cimx/sb700/late.c | 329 ++++++++++++++++++++++++ src/southbridge/amd/cimx/sb700/lpc.c | 195 ++++++++++++++ src/southbridge/amd/cimx/sb700/lpc.h | 30 +++ src/southbridge/amd/cimx/sb700/sb_cimx.h | 49 ++++ src/southbridge/amd/cimx/sb700/smbus.c | 270 ++++++++++++++++++++ src/southbridge/amd/cimx/sb700/smbus.h | 82 ++++++ 19 files changed, 1978 insertions(+), 2 deletions(-)
diff --git a/src/southbridge/amd/Makefile.inc b/src/southbridge/amd/Makefile.inc index 406a0b3..54245f2 100644 --- a/src/southbridge/amd/Makefile.inc +++ b/src/southbridge/amd/Makefile.inc @@ -12,6 +12,7 @@ subdirs-$(CONFIG_SOUTHBRIDGE_AMD_SP5100) += sb700 subdirs-$(CONFIG_SOUTHBRIDGE_AMD_CS5530) += cs5530 subdirs-$(CONFIG_SOUTHBRIDGE_AMD_CS5535) += cs5535 subdirs-$(CONFIG_SOUTHBRIDGE_AMD_CS5536) += cs5536 +subdirs-$(CONFIG_SOUTHBRIDGE_AMD_CIMX_SB700) += cimx subdirs-$(CONFIG_SOUTHBRIDGE_AMD_CIMX_SB800) += cimx subdirs-$(CONFIG_SOUTHBRIDGE_AMD_CIMX_SB900) += cimx
diff --git a/src/southbridge/amd/cimx/Kconfig b/src/southbridge/amd/cimx/Kconfig index 8f12b90..f61b75a 100644 --- a/src/southbridge/amd/cimx/Kconfig +++ b/src/southbridge/amd/cimx/Kconfig @@ -1,7 +1,7 @@ # # This file is part of the coreboot project. # -# Copyright (C) 2011 Advanced Micro Devices, Inc. +# Copyright (C) 2011 - 2012 Advanced Micro Devices, Inc. # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -21,5 +21,6 @@ config AMD_SB_CIMX bool default n
+source src/southbridge/amd/cimx/sb700/Kconfig source src/southbridge/amd/cimx/sb800/Kconfig source src/southbridge/amd/cimx/sb900/Kconfig diff --git a/src/southbridge/amd/cimx/Makefile.inc b/src/southbridge/amd/cimx/Makefile.inc index 421a11c..80c6378 100644 --- a/src/southbridge/amd/cimx/Makefile.inc +++ b/src/southbridge/amd/cimx/Makefile.inc @@ -1,7 +1,7 @@ # # This file is part of the coreboot project. # -# Copyright (C) 2011 Advanced Micro Devices, Inc. +# Copyright (C) 2011 - 2012 Advanced Micro Devices, Inc. # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -16,5 +16,6 @@ # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA # +subdirs-$(CONFIG_SOUTHBRIDGE_AMD_CIMX_SB700) += sb700 subdirs-$(CONFIG_SOUTHBRIDGE_AMD_CIMX_SB800) += sb800 subdirs-$(CONFIG_SOUTHBRIDGE_AMD_CIMX_SB900) += sb900 diff --git a/src/southbridge/amd/cimx/sb700/Amd.h b/src/southbridge/amd/cimx/sb700/Amd.h new file mode 100644 index 0000000..fbd5531 --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/Amd.h @@ -0,0 +1,363 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef _AMD_H_ +#define _AMD_H_ + +// AGESA Types and Definitions +#ifndef NULL +#define NULL 0 +#endif + +#define LAST_ENTRY 0xFFFFFFFF +#define IOCF8 0xCF8 +#define IOCFC 0xCFC +#define IN +#define OUT + +#ifndef Int16FromChar +#define Int16FromChar(a,b) ((a) << 0 | (b) << 8) +#endif +#ifndef Int32FromChar +#define Int32FromChar(a,b,c,d) ((a) << 0 | (b) << 8 | (c) << 16 | (d) << 24) +#endif + +#define IMAGE_SIGNATURE Int32FromChar ('$', 'A', 'M', 'D') + +typedef unsigned int AGESA_STATUS; + +#define AGESA_SUCCESS ((AGESA_STATUS) 0x0) +#define AGESA_ALERT ((AGESA_STATUS) 0x40000000) +#define AGESA_WARNING ((AGESA_STATUS) 0x40000001) +#define AGESA_UNSUPPORTED ((AGESA_STATUS) 0x80000003) +#define AGESA_ERROR ((AGESA_STATUS) 0xC0000001) +#define AGESA_CRITICAL ((AGESA_STATUS) 0xC0000002) +#define AGESA_FATAL ((AGESA_STATUS) 0xC0000003) + +typedef AGESA_STATUS (*CALLOUT_ENTRY) (unsigned int Param1, unsigned int Param2, void* ConfigPtr); +typedef AGESA_STATUS (*IMAGE_ENTRY) (IN OUT void* ConfigPtr); +typedef AGESA_STATUS (*MODULE_ENTRY) (IN OUT void* ConfigPtr); + +///This allocation type is used by the AmdCreateStruct entry point +typedef enum { + PreMemHeap = 0, ///< Create heap in cache. + PostMemDram, ///< Create heap in memory. + ByHost ///< Create heap by Host. +} ALLOCATION_METHOD; + +/// These width descriptors are used by the library function, and others, to specify the data size +typedef enum ACCESS_WIDTH { + AccessWidth8 = 1, ///< Access width is 8 bits. + AccessWidth16, ///< Access width is 16 bits. + AccessWidth32, ///< Access width is 32 bits. + AccessWidth64, ///< Access width is 64 bits. + + AccessS3SaveWidth8 = 0x81, ///< Save 8 bits data. + AccessS3SaveWidth16, ///< Save 16 bits data. + AccessS3SaveWidth32, ///< Save 32 bits data. + AccessS3SaveWidth64, ///< Save 64 bits data. +} ACCESS_WIDTH; + +// AGESA Structures + +/// The standard header for all AGESA services. +typedef struct _AMD_CONFIG_PARAMS { + IN unsigned int ImageBasePtr; ///< The AGESA Image base address. + IN unsigned int Func; ///< The service desired, @sa dispatch.h. + IN unsigned int AltImageBasePtr; ///< Alternate Image location + IN unsigned int PcieBasePtr; ///< PCIe MMIO Base address, if configured. + union { ///< Callback pointer + IN unsigned long long PlaceHolder; ///< Place holder + IN CALLOUT_ENTRY CalloutPtr; ///< For Callout from AGESA + } CALLBACK; + IN OUT unsigned int Reserved[2]; ///< This space is reserved for future use. +} AMD_CONFIG_PARAMS; + + +/// AGESA Binary module header structure +typedef struct _AMD_IMAGE_HEADER { + IN unsigned int Signature; ///< Binary Signature + IN signed char CreatorID[8]; ///< 8 characters ID + IN signed char Version[12]; ///< 12 characters version + IN unsigned int ModuleInfoOffset; ///< Offset of module + IN unsigned int EntryPointAddress; ///< Entry address + IN unsigned int ImageBase; ///< Image base + IN unsigned int RelocTableOffset; ///< Relocate Table offset + IN unsigned int ImageSize; ///< Size + IN unsigned short Checksum; ///< Checksum + IN unsigned char ImageType; ///< Type + IN unsigned char V_Reserved; ///< Reserved +} AMD_IMAGE_HEADER; + +/// AGESA Binary module header structure +typedef struct _AMD_MODULE_HEADER { + IN unsigned int ModuleHeaderSignature; ///< Module signature + IN signed char ModuleIdentifier[8]; ///< 8 characters ID + IN signed char ModuleVersion[12]; ///< 12 characters version + IN MODULE_ENTRY ModuleDispatcherPtr; ///< A pointer point to dispatcher + IN struct _AMD_MODULE_HEADER *NextBlockPtr; ///< Next module header link +} AMD_MODULE_HEADER; + +#define FUNC_0 0 // bit-placed for PCI address creation +#define FUNC_1 1 +#define FUNC_2 2 +#define FUNC_3 3 +#define FUNC_4 4 +#define FUNC_5 5 +#define FUNC_6 6 +#define FUNC_7 7 + +// SBDFO - Segment Bus Device Function Offset +// 31:28 Segment (4-bits) +// 27:20 Bus (8-bits) +// 19:15 Device (5-bits) +// 14:12 Function (3-bits) +// 11:00 Offset (12-bits) + +#if 0 +#define MAKE_SBDFO(Seg, Bus, Dev, Fun, Off) ((((unsigned int) (Seg)) << 28) | (((unsigned int) (Bus)) << 20) | \ + (((unsigned int) (Dev)) << 15) | (((unsigned int) (Fun)) << 12) | ((unsigned int) (Off))) +#endif +#define ILLEGAL_SBDFO 0xFFFFFFFF + +/// CPUID data received registers format +typedef struct _SB_CPUID_DATA { + IN OUT unsigned int EAX_Reg; ///< CPUID instruction result in EAX + IN OUT unsigned int EBX_Reg; ///< CPUID instruction result in EBX + IN OUT unsigned int ECX_Reg; ///< CPUID instruction result in ECX + IN OUT unsigned int EDX_Reg; ///< CPUID instruction result in EDX +} SB_CPUID_DATA; + +#define WARM_RESET 1 +#define COLD_RESET 2 // Cold reset +#define RESET_CPU 4 // Triggers a CPU reset + +/// HT frequency for external callbacks +typedef enum { + HT_FREQUENCY_200M = 0, ///< HT speed 200 for external callbacks + HT_FREQUENCY_400M = 2, ///< HT speed 400 for external callbacks + HT_FREQUENCY_600M = 4, ///< HT speed 600 for external callbacks + HT_FREQUENCY_800M = 5, ///< HT speed 800 for external callbacks + HT_FREQUENCY_1000M = 6, ///< HT speed 1000 for external callbacks + HT_FREQUENCY_1200M = 7, ///< HT speed 1200 for external callbacks + HT_FREQUENCY_1400M = 8, ///< HT speed 1400 for external callbacks + HT_FREQUENCY_1600M = 9, ///< HT speed 1600 for external callbacks + HT_FREQUENCY_1800M = 10, ///< HT speed 1800 for external callbacks + HT_FREQUENCY_2000M = 11, ///< HT speed 2000 for external callbacks + HT_FREQUENCY_2200M = 12, ///< HT speed 2200 for external callbacks + HT_FREQUENCY_2400M = 13, ///< HT speed 2400 for external callbacks + HT_FREQUENCY_2600M = 14, ///< HT speed 2600 for external callbacks + HT_FREQUENCY_2800M = 17, ///< HT speed 2800 for external callbacks + HT_FREQUENCY_3000M = 18, ///< HT speed 3000 for external callbacks + HT_FREQUENCY_3200M = 19 ///< HT speed 3200 for external callbacks +} HT_FREQUENCIES; + +#ifndef BIT0 +#define BIT0 0x0000000000000001ull +#endif +#ifndef BIT1 +#define BIT1 0x0000000000000002ull +#endif +#ifndef BIT2 +#define BIT2 0x0000000000000004ull +#endif +#ifndef BIT3 +#define BIT3 0x0000000000000008ull +#endif +#ifndef BIT4 +#define BIT4 0x0000000000000010ull +#endif +#ifndef BIT5 +#define BIT5 0x0000000000000020ull +#endif +#ifndef BIT6 +#define BIT6 0x0000000000000040ull +#endif +#ifndef BIT7 +#define BIT7 0x0000000000000080ull +#endif +#ifndef BIT8 +#define BIT8 0x0000000000000100ull +#endif +#ifndef BIT9 +#define BIT9 0x0000000000000200ull +#endif +#ifndef BIT10 +#define BIT10 0x0000000000000400ull +#endif +#ifndef BIT11 +#define BIT11 0x0000000000000800ull +#endif +#ifndef BIT12 +#define BIT12 0x0000000000001000ull +#endif +#ifndef BIT13 +#define BIT13 0x0000000000002000ull +#endif +#ifndef BIT14 +#define BIT14 0x0000000000004000ull +#endif +#ifndef BIT15 +#define BIT15 0x0000000000008000ull +#endif +#ifndef BIT16 +#define BIT16 0x0000000000010000ull +#endif +#ifndef BIT17 +#define BIT17 0x0000000000020000ull +#endif +#ifndef BIT18 +#define BIT18 0x0000000000040000ull +#endif +#ifndef BIT19 +#define BIT19 0x0000000000080000ull +#endif +#ifndef BIT20 +#define BIT20 0x0000000000100000ull +#endif +#ifndef BIT21 +#define BIT21 0x0000000000200000ull +#endif +#ifndef BIT22 +#define BIT22 0x0000000000400000ull +#endif +#ifndef BIT23 +#define BIT23 0x0000000000800000ull +#endif +#ifndef BIT24 +#define BIT24 0x0000000001000000ull +#endif +#ifndef BIT25 +#define BIT25 0x0000000002000000ull +#endif +#ifndef BIT26 +#define BIT26 0x0000000004000000ull +#endif +#ifndef BIT27 +#define BIT27 0x0000000008000000ull +#endif +#ifndef BIT28 +#define BIT28 0x0000000010000000ull +#endif +#ifndef BIT29 +#define BIT29 0x0000000020000000ull +#endif +#ifndef BIT30 +#define BIT30 0x0000000040000000ull +#endif +#ifndef BIT31 +#define BIT31 0x0000000080000000ull +#endif +#ifndef BIT32 +#define BIT32 0x0000000100000000ull +#endif +#ifndef BIT33 +#define BIT33 0x0000000200000000ull +#endif +#ifndef BIT34 +#define BIT34 0x0000000400000000ull +#endif +#ifndef BIT35 +#define BIT35 0x0000000800000000ull +#endif +#ifndef BIT36 +#define BIT36 0x0000001000000000ull +#endif +#ifndef BIT37 +#define BIT37 0x0000002000000000ull +#endif +#ifndef BIT38 +#define BIT38 0x0000004000000000ull +#endif +#ifndef BIT39 +#define BIT39 0x0000008000000000ull +#endif +#ifndef BIT40 +#define BIT40 0x0000010000000000ull +#endif +#ifndef BIT41 +#define BIT41 0x0000020000000000ull +#endif +#ifndef BIT42 +#define BIT42 0x0000040000000000ull +#endif +#ifndef BIT43 +#define BIT43 0x0000080000000000ull +#endif +#ifndef BIT44 +#define BIT44 0x0000100000000000ull +#endif +#ifndef BIT45 +#define BIT45 0x0000200000000000ull +#endif +#ifndef BIT46 +#define BIT46 0x0000400000000000ull +#endif +#ifndef BIT47 +#define BIT47 0x0000800000000000ull +#endif +#ifndef BIT48 +#define BIT48 0x0001000000000000ull +#endif +#ifndef BIT49 +#define BIT49 0x0002000000000000ull +#endif +#ifndef BIT50 +#define BIT50 0x0004000000000000ull +#endif +#ifndef BIT51 +#define BIT51 0x0008000000000000ull +#endif +#ifndef BIT52 +#define BIT52 0x0010000000000000ull +#endif +#ifndef BIT53 +#define BIT53 0x0020000000000000ull +#endif +#ifndef BIT54 +#define BIT54 0x0040000000000000ull +#endif +#ifndef BIT55 +#define BIT55 0x0080000000000000ull +#endif +#ifndef BIT56 +#define BIT56 0x0100000000000000ull +#endif +#ifndef BIT57 +#define BIT57 0x0200000000000000ull +#endif +#ifndef BIT58 +#define BIT58 0x0400000000000000ull +#endif +#ifndef BIT59 +#define BIT59 0x0800000000000000ull +#endif +#ifndef BIT60 +#define BIT60 0x1000000000000000ull +#endif +#ifndef BIT61 +#define BIT61 0x2000000000000000ull +#endif +#ifndef BIT62 +#define BIT62 0x4000000000000000ull +#endif +#ifndef BIT63 +#define BIT63 0x8000000000000000ull +#endif +#endif diff --git a/src/southbridge/amd/cimx/sb700/AmdSbLib.h b/src/southbridge/amd/cimx/sb700/AmdSbLib.h new file mode 100644 index 0000000..2812605 --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/AmdSbLib.h @@ -0,0 +1,181 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef _AMD_SB_LIB_H_ +#define _AMD_SB_LIB_H_ + +typedef signed char *va_list; +#ifndef _INTSIZEOF + #define _INTSIZEOF (n) ( (sizeof (n) + sizeof (UINTN) - 1) & ~(sizeof (UINTN) - 1) ) +#endif + +// Also support coding convention rules for var arg macros +#ifndef va_start + #define va_start(ap, v) ( ap = (va_list)&(v) + _INTSIZEOF (v) ) +#endif +#define va_arg(ap, t) ( *(t *) ((ap += _INTSIZEOF (t)) - _INTSIZEOF (t)) ) +#define va_end(ap) ( ap = (va_list)0 ) + + +#pragma pack (push, 1) + +#define IMAGE_ALIGN 32*1024 +#define NUM_IMAGE_LOCATION 32 + +//Entry Point Call +typedef void (*CIM_IMAGE_ENTRY) (void* pConfig); + +//Hook Call + +typedef struct _CIMFILEHEADER +{ + unsigned int AMDLogo; + unsigned long long CreatorID; + unsigned int Version1; + unsigned int Version2; + unsigned int Version3; + unsigned int ModuleInfoOffset; + unsigned int EntryPoint; + unsigned int ImageBase; + unsigned int RelocTableOffset; + unsigned int ImageSize; + unsigned short CheckSum; + unsigned char ImageType; + unsigned char Reserved2; +} CIMFILEHEADER; + +#ifndef BIT0 + #define BIT0 (1 << 0) +#endif +#ifndef BIT1 + #define BIT1 (1 << 1) +#endif +#ifndef BIT2 + #define BIT2 (1 << 2) +#endif +#ifndef BIT3 + #define BIT3 (1 << 3) +#endif +#ifndef BIT4 + #define BIT4 (1 << 4) +#endif +#ifndef BIT5 + #define BIT5 (1 << 5) +#endif +#ifndef BIT6 + #define BIT6 (1 << 6) +#endif +#ifndef BIT7 + #define BIT7 (1 << 7) +#endif +#ifndef BIT8 + #define BIT8 (1 << 8) +#endif +#ifndef BIT9 + #define BIT9 (1 << 9) +#endif +#ifndef BIT10 + #define BIT10 (1 << 10) +#endif +#ifndef BIT11 + #define BIT11 (1 << 11) +#endif +#ifndef BIT12 + #define BIT12 (1 << 12) +#endif +#ifndef BIT13 + #define BIT13 (1 << 13) +#endif +#ifndef BIT14 + #define BIT14 (1 << 14) +#endif +#ifndef BIT15 + #define BIT15 (1 << 15) +#endif +#ifndef BIT16 + #define BIT16 (1 << 16) +#endif +#ifndef BIT17 + #define BIT17 (1 << 17) +#endif +#ifndef BIT18 + #define BIT18 (1 << 18) +#endif +#ifndef BIT19 + #define BIT19 (1 << 19) +#endif +#ifndef BIT20 + #define BIT20 (1 << 20) +#endif +#ifndef BIT21 + #define BIT21 (1 << 21) +#endif +#ifndef BIT22 + #define BIT22 (1 << 22) +#endif +#ifndef BIT23 + #define BIT23 (1 << 23) +#endif +#ifndef BIT24 + #define BIT24 (1 << 24) +#endif +#ifndef BIT25 + #define BIT25 (1 << 25) +#endif +#ifndef BIT26 + #define BIT26 (1 << 26) +#endif +#ifndef BIT27 + #define BIT27 (1 << 27) +#endif +#ifndef BIT28 + #define BIT28 (1 << 28) +#endif +#ifndef BIT29 + #define BIT29 (1 << 29) +#endif +#ifndef BIT30 + #define BIT30 (1 << 30) +#endif +#ifndef BIT31 + #define BIT31 (1 << 31) +#endif + +#pragma pack (pop) + +typedef enum +{ + AccWidthUint8 = 0, + AccWidthUint16, + AccWidthUint32, +} ACC_WIDTH; + +#define S3_SAVE 0x80 + +/** + * AmdSbDispatcher - Dispatch Southbridge function + * + * + * + * @param[in] pConfig Southbridge configuration structure pointer. + * + */ +AGESA_STATUS AmdSbDispatcher (IN void *pConfig); + +#endif diff --git a/src/southbridge/amd/cimx/sb700/Kconfig b/src/southbridge/amd/cimx/sb700/Kconfig new file mode 100644 index 0000000..27338fc --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/Kconfig @@ -0,0 +1,63 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2012 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. +## +## You should have received a copy of the GNU General Public License +## along with this program; if not, write to the Free Software +## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +## + +config SOUTHBRIDGE_AMD_CIMX_SB700 + bool + select IOAPIC + select AMD_SB_CIMX + +if SOUTHBRIDGE_AMD_CIMX_SB700 +config SATA_CONTROLLER_MODE + hex + default 0x0 + help + 0x0 = Native IDE mode. + 0x1 = RAID mode. + 0x2 = AHCI mode. + 0x3 = Legacy IDE mode. + 0x4 = IDE->AHCI mode. + 0x5 = AHCI mode as 7804 ID (AMD driver). + 0x6 = IDE->AHCI mode as 7804 ID (AMD driver). + +config PCIB_ENABLE + bool + default n + help + n = Disable PCI Bridge Device 14 Function 4. + y = Enable PCI Bridge Device 14 Function 4. + +config ACPI_SCI_IRQ + hex + default 0x9 + help + Set SCI IRQ to 9. +config BOOTBLOCK_SOUTHBRIDGE_INIT + string + default "southbridge/amd/cimx/sb700/bootblock.c" + +config REDIRECT_SBCIMX_TRACE_TO_SERIAL + bool "Redirect AMD Southbridge CIMX Trace to serial console" + default n + help + This Option allows you to redirect the AMD Southbridge CIMX Trace + debug information to the serial console. + + Warning: Only enable this option when debuging or tracing AMD CIMX code. +endif #SOUTHBRIDGE_AMD_CIMX_SB700 + diff --git a/src/southbridge/amd/cimx/sb700/Makefile.inc b/src/southbridge/amd/cimx/sb700/Makefile.inc new file mode 100644 index 0000000..3bb8397 --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/Makefile.inc @@ -0,0 +1,32 @@ +# +# This file is part of the coreboot project. +# +# Copyright (C) 2012 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. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +# + +subdirs-$(CONFIG_SOUTHBRIDGE_AMD_CIMX_SB700) += ../../../../../src/vendorcode/amd/cimx/sb700 + +# SB700 Platform Files + +romstage-y += early.c +romstage-y += smbus.c + +ramstage-y += late.c + +driver-y += smbus.c +driver-y += lpc.c + + diff --git a/src/southbridge/amd/cimx/sb700/Platform.h b/src/southbridge/amd/cimx/sb700/Platform.h new file mode 100644 index 0000000..15e5b07 --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/Platform.h @@ -0,0 +1,87 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef _AMD_SB_CIMx_PLATFORM_H_ +#define _AMD_SB_CIMx_PLATFORM_H_ + +#pragma pack(push,1) + +#include "cbtypes.h" +#include <console/console.h> +#include <console/loglevel.h> +#ifdef NULL +#undef NULL +#endif +#define NULL 0 + +typedef struct _EXT_PCI_ADDR{ + UINT32 Reg :16; + UINT32 Func:3; + UINT32 Dev :5; + UINT32 Bus :8; +}EXT_PCI_ADDR; + + +typedef union _PCI_ADDR{ + UINT32 ADDR; + EXT_PCI_ADDR Addr; +}PCI_ADDR; + + +#ifdef CIM_DEBUG + +#if CIM_DEBUG & 2 +void TraceDebug( UINT32 Level, CHAR8 *Format, ...); +#define TRACE(Arguments) TraceDebug Arguments +#else +#define TRACE(Arguments) +#endif + +#if CIM_DEBUG & 1 +void TraceCode ( UINT32 Level, UINT32 Code); +#define TRACECODE(Arguments) TraceCode Arguments +#else +#define TRACECODE(Arguments) +#endif +#else + #if CONFIG_REDIRECT_SBCIMX_TRACE_TO_SERIAL + #define TRACE(Arguments) printk Arguments + #else + #define TRACE(Arguments) do {} while(0) + #endif + #define TRACECODE(Arguments) +#endif + +#define FIXUP_PTR(ptr) ptr + +#pragma pack(pop) + +#include "OEM.h" +#include "Amd.h" +#include "ACPILIB.h" +#include "SBTYPE.h" +#include "sbAMDLIB.h" +#include "SBCMNLIB.h" +#include "SB700.h" +#include "SBDEF.h" + +#define DMSG_SB_TRACE 0x02 + +#endif //#ifndef _AMD_SB_CIMx_PLATFORM_H_ + diff --git a/src/southbridge/amd/cimx/sb700/bootblock.c b/src/southbridge/amd/cimx/sb700/bootblock.c new file mode 100644 index 0000000..401c039 --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/bootblock.c @@ -0,0 +1,97 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + + +#include <arch/io.h> +#include <arch/romcc_io.h> + + +#if CONFIG_CONSOLE_POST == 1 + +/* Data */ +#define UART_RBR 0x00 +#define UART_TBR 0x00 + +/* Control */ +#define UART_IER 0x01 +#define UART_IIR 0x02 +#define UART_FCR 0x02 +#define UART_LCR 0x03 +#define UART_MCR 0x04 +#define UART_DLL 0x00 +#define UART_DLM 0x01 + +/* Status */ +#define UART_LSR 0x05 +#define UART_MSR 0x06 +#define UART_SCR 0x07 + +#ifndef CONFIG_TTYS0_DIV +#if ((115200%CONFIG_TTYS0_BAUD) != 0) +#error Bad ttys0 baud rate +#endif +#define CONFIG_TTYS0_DIV (115200/CONFIG_TTYS0_BAUD) +#endif // CONFIG_TTYS0_DIV + +#define UART_LCS CONFIG_TTYS0_LCS + +#endif // CONFIG_CONSOLE_POST == 1 + + +static void sb700_enable_rom(void) +{ + u32 word; + u32 dword; + device_t dev; + + dev = PCI_DEV(0, 0x14, 0x03); + /* SB700 LPC Bridge 0:20:3:44h. + * BIT6: Port Enable for serial port 0x3f8-0x3ff + * BIT29: Port Enable for KBC port 0x60 and 0x64 + * BIT30: Port Enable for ACPI Micro-Controller port 0x66 and 0x62 + */ + dword = pci_io_read_config32(dev, 0x44); + //dword |= (1<<6) | (1<<29) | (1<<30) ; + /*Turn on all of LPC IO Port decode enable */ + dword = 0xffffffff; + pci_io_write_config32(dev, 0x44, dword); + + /* SB700 LPC Bridge 0:20:3:48h. + * BIT0: Port Enable for SuperIO 0x2E-0x2F + * BIT1: Port Enable for SuperIO 0x4E-0x4F + * BIT4: Port Enable for LPC ROM Address Arrage2 (0x68-0x6C) + * BIT6: Port Enable for RTC IO 0x70-0x73 + * BIT21: Port Enable for Port 0x80 + */ + dword = pci_io_read_config32(dev, 0x48); + dword |= (1<<0) | (1<<1) | (1<<4) | (1<<6) | (1<<21) ; + pci_io_write_config32(dev, 0x48, dword); + + /* Enable 4MB rom access at 0xFFE00000 - 0xFFFFFFFF */ + /* Set the 4MB enable bits */ + word = pci_io_read_config16(dev, 0x6c); + word = 0xFFC0; + pci_io_write_config16(dev, 0x6c, word); +} + +static void bootblock_southbridge_init(void) +{ + /* Setup the rom access for 2M */ + sb700_enable_rom(); +} diff --git a/src/southbridge/amd/cimx/sb700/cbtypes.h b/src/southbridge/amd/cimx/sb700/cbtypes.h new file mode 100644 index 0000000..d37e1e3 --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/cbtypes.h @@ -0,0 +1,53 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef _CBTYPES_H_ +#define _CBTYPES_H_ + +//#include <stdint.h> + +typedef signed long long __int64; +typedef void VOID; +typedef unsigned int UINTN; +typedef signed char CHAR8; +typedef unsigned char UINT8; +typedef unsigned short UINT16; +typedef unsigned int UINT32; +typedef unsigned long long UINT64; + +#ifndef TRUE +#define TRUE 1 +#endif +#ifndef FALSE +#define FALSE 0 +#endif +typedef unsigned char BOOLEAN; + +#ifndef VOLATILE +#define VOLATILE volatile +#endif + +#ifndef IN +#define IN +#endif +#ifndef OUT +#define OUT +#endif + +#endif diff --git a/src/southbridge/amd/cimx/sb700/chip.h b/src/southbridge/amd/cimx/sb700/chip.h new file mode 100644 index 0000000..ef294f4 --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/chip.h @@ -0,0 +1,42 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef _CIMX_SB700_CHIP_H_ +#define _CIMX_SB700_CHIP_H_ + +extern struct chip_operations southbridge_amd_cimx_sb700_ops; + +/* + * configuration set in mainboard/devicetree.cb + * boot_switch_sata_ide: + * 0 -set SATA as primary, PATA(IDE) as secondary. + * 1 -set PATA(IDE) as primary, SATA as secondary. if you want to boot from IDE, + * gpp_configuration - The configuration of General Purpose Port A/B/C/D + * 0(GPP_CFGMODE_X4000) -PortA Lanes[3:0] + * 2(GPP_CFGMODE_X2200) -PortA Lanes[1:0], PortB Lanes[3:2] + * 3(GPP_CFGMODE_X2110) -PortA Lanes[1:0], PortB Lane2, PortC Lane3 + * 4(GPP_CFGMODE_X1111) -PortA Lanes0, PortB Lane1, PortC Lane2, PortD Lane3 + */ +struct southbridge_amd_cimx_sb700_config +{ + u32 boot_switch_sata_ide : 1; + u8 gpp_configuration; +}; + +#endif /* _CIMX_SB700_CHIP_H_ */ diff --git a/src/southbridge/amd/cimx/sb700/chip_name.c b/src/southbridge/amd/cimx/sb700/chip_name.c new file mode 100644 index 0000000..13d2276 --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/chip_name.c @@ -0,0 +1,25 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <device/device.h> +#include "chip.h" + +struct chip_operations southbridge_amd_cimx_sb700_ops = { + CHIP_NAME("AMD South Bridge SB700") +}; diff --git a/src/southbridge/amd/cimx/sb700/early.c b/src/southbridge/amd/cimx/sb700/early.c new file mode 100644 index 0000000..bc3d944 --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/early.c @@ -0,0 +1,75 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + + +//#include <config.h> +#include <stdint.h> +#include <device/pci_ids.h> +#include <arch/io.h> /* inl, outl */ +#include <arch/romcc_io.h> /* device_t */ +#include "Platform.h" +#include "sb_cimx.h" +#include "sb700_cfg.h" /*sb700_cimx_config*/ +#include <console/console.h> +#include <console/loglevel.h> +#include "smbus.h" + + +#if CONFIG_RAMINIT_SYSINFO == 1 +/** + * @brief Get SouthBridge device number + * @param[in] bus target bus number + * @return southbridge device number + */ +u32 get_sbdn(u32 bus) +{ + device_t dev; + + printk(BIOS_DEBUG, "SB700 - Early.c - get_sbdn - Start.\n"); + //dev = PCI_DEV(bus, 0x14, 0); + dev = pci_locate_device_on_bus( + PCI_ID(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_SB700_SM), + bus); + + printk(BIOS_DEBUG, "SB700 - Early.c - get_sbdn - End.\n"); + return (dev >> 15) & 0x1f; +} +#endif + +/** + * @brief Enable A-Link Express Configuration DMA Access. + */ + +/** + * @brief South Bridge CIMx romstage entry, + * wrapper of sbPowerOnInit entry point. + */ +void sb_Poweron_Init(void) +{ + AMDSBCFG sb_early_cfg; + + printk(BIOS_DEBUG, "cimx/sb700 early.c, %s() Start:\n", __func__); + /* Enable A-Link Base Address */ + //sb_enable_alink (); + + sb700_cimx_config(&sb_early_cfg); + sbPowerOnInit(&sb_early_cfg); + printk(BIOS_DEBUG, "cimx/sb700 early.c, %s() End\n", __func__); +} + diff --git a/src/southbridge/amd/cimx/sb700/late.c b/src/southbridge/amd/cimx/sb700/late.c new file mode 100644 index 0000000..8d13cd8 --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/late.c @@ -0,0 +1,329 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + + +#include <device/device.h> /* device_t */ +#include <device/pci.h> /* device_operations */ +#include <device/pci_ids.h> +#include <arch/ioapic.h> +#include <device/smbus.h> /* smbus_bus_operations */ +#include <console/console.h> /* printk */ +#include "lpc.h" /* lpc_read_resources */ +#include "Platform.h" /* Platfrom Specific Definitions */ +#include "sb_cimx.h" +#include "sb700_cfg.h" /* sb700 Cimx configuration */ +#include "chip.h" /* struct southbridge_amd_cimx_sb700_config */ + + +/*implement in mainboard.c*/ +void set_pcie_reset(void); +void set_pcie_dereset(void); + +static AMDSBCFG sb_late_cfg; //global, init in sb700_cimx_config +static AMDSBCFG *sb_config = &sb_late_cfg; + + +/** + * @brief Entry point of Southbridge CIMx callout + * + * prototype UINT32 (*SBCIM_HOOK_ENTRY)(UINT32 Param1, UINT32 Param2, void* pConfig) + * + * @param[in] func Southbridge CIMx Function ID. + * @param[in] data Southbridge Input Data. + * @param[in] sb_config Southbridge configuration structure pointer. + * + */ +u32 sb700_callout_entry(u32 func, u32 data, void* config) +{ + u32 ret = 0; + + printk(BIOS_DEBUG, "SB700 - Late.c - sb700_callout_entry - Start.\n"); + printk(BIOS_DEBUG, "SB700 - Late.c - sb700_callout_entry - End.\n"); + return ret; +} + + +static struct pci_operations lops_pci = { + .set_subsystem = pci_dev_set_subsystem, +}; + +static void lpc_enable_resources(device_t dev) +{ + + printk(BIOS_DEBUG, "SB700 - Late.c - lpc_enable_resources - Start.\n"); + pci_dev_enable_resources(dev); + lpc_enable_childrens_resources(dev); + printk(BIOS_DEBUG, "SB700 - Late.c - lpc_enable_resources - End.\n"); +} + +static struct device_operations lpc_ops = { + .read_resources = lpc_read_resources, + .set_resources = lpc_set_resources, + .enable_resources = lpc_enable_resources, + .init = 0, + .scan_bus = scan_static_bus, + .ops_pci = &lops_pci, +}; + +static const struct pci_driver lpc_driver __pci_driver = { + .ops = &lpc_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB700_LPC, +}; + + +static struct device_operations sata_ops = { + .read_resources = pci_dev_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_dev_enable_resources, + .init = 0, + .scan_bus = 0, + .ops_pci = &lops_pci, +}; + +static const struct pci_driver sata_driver __pci_driver = { + .ops = &sata_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB700_SATA, //SATA IDE Mode 4390 +}; + +#if CONFIG_USBDEBUG +static void usb_set_resources(struct device *dev) +{ + struct resource *res; + u32 base; + u32 old_debug; + + printk(BIOS_DEBUG, "SB700 - Late.c - usb_set_resources - Start.\n"); + old_debug = get_ehci_debug(); + set_ehci_debug(0); + + pci_dev_set_resources(dev); + + res = find_resource(dev, 0x10); + set_ehci_debug(old_debug); + if (!res) + return; + base = res->base; + set_ehci_base(base); + report_resource_stored(dev, res, ""); + printk(BIOS_DEBUG, "SB700 - Late.c - usb_set_resources - End.\n"); +} +#endif + + +static struct device_operations usb_ops = { + .read_resources = pci_dev_read_resources, +#if CONFIG_USBDEBUG + .set_resources = usb_set_resources, +#else + .set_resources = pci_dev_set_resources, +#endif + .enable_resources = pci_dev_enable_resources, + .init = 0, + .scan_bus = 0, + .ops_pci = &lops_pci, +}; + +/* + * The pci id of usb ctrl 0 and 1 are the same. + */ +static const struct pci_driver usb_ohci123_driver __pci_driver = { + .ops = &usb_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB700_USB_18_0, /* OHCI-USB1, OHCI-USB2, OHCI-USB3 */ +}; + +static const struct pci_driver usb_ohci3_driver __pci_driver = { + .ops = &usb_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB700_USB_18_1, +}; + +static const struct pci_driver usb_ehci123_driver __pci_driver = { + .ops = &usb_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB700_USB_18_2, /* EHCI-USB1, EHCI-USB2, EHCI-USB3 */ +}; + +static const struct pci_driver usb_ohci4_driver __pci_driver = { + .ops = &usb_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB700_USB_20_5, /* OHCI-USB4 */ +}; + +static struct device_operations azalia_ops = { + .read_resources = pci_dev_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_dev_enable_resources, + .init = 0, + .scan_bus = 0, + .ops_pci = &lops_pci, +}; + +static const struct pci_driver azalia_driver __pci_driver = { + .ops = &azalia_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB700_HDA, +}; + +#ifdef UNUSED_CODE +static struct device_operations gec_ops = { + .read_resources = pci_dev_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_dev_enable_resources, + .init = 0, + .scan_bus = 0, + .ops_pci = &lops_pci, +}; +#endif + +static struct device_operations pci_ops = { + .read_resources = pci_bus_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_bus_enable_resources, + .init = 0, + .scan_bus = pci_scan_bridge, + .reset_bus = pci_bus_reset, + .ops_pci = &lops_pci, +}; + +static const struct pci_driver pci_driver __pci_driver = { + .ops = &pci_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB700_PCI, +}; + + +static void sb700_enable(device_t dev) +{ + struct southbridge_amd_cimx_sb700_config *sb_chip = + (struct southbridge_amd_cimx_sb700_config *)(dev->chip_info); + + printk(BIOS_DEBUG, "sb700_enable() "); + switch (dev->path.pci.devfn) { + case (0x11 << 3) | 0: /* 0:11.0 SATA */ + sb700_cimx_config(sb_config); + if (dev->enabled) { + sb_config->SataController = CIMX_OPTION_ENABLED; + if (1 == sb_chip->boot_switch_sata_ide) + sb_config->SataIdeCombMdPriSecOpt = 0; //0 -IDE as primary. + else if (0 == sb_chip->boot_switch_sata_ide) + sb_config->SataIdeCombMdPriSecOpt = 1; //1 -IDE as secondary. + } else { + sb_config->SataController = CIMX_OPTION_DISABLED; + } + break; + + case (0x12 << 3) | 0: /* 0:12:0 OHCI-USB1 */ + case (0x12 << 3) | 2: /* 0:12:2 EHCI-USB1 */ + case (0x13 << 3) | 0: /* 0:13:0 OHCI-USB2 */ + case (0x13 << 3) | 2: /* 0:13:2 EHCI-USB2 */ + break; + + case (0x14 << 3) | 0: /* 0:14:0 SMBUS */ + { +#if 1 + u32 ioapic_base; + printk(BIOS_DEBUG, "sm_init().\n"); + ioapic_base = IO_APIC_ADDR; + clear_ioapic(ioapic_base); + /* I/O APIC IDs are normally limited to 4-bits. Enforce this limit. */ +#if (CONFIG_APIC_ID_OFFSET == 0 && CONFIG_MAX_CPUS * CONFIG_MAX_PHYSICAL_CPUS >= 1) + /* Assign the ioapic ID the next available number after the processor core local APIC IDs */ + setup_ioapic(ioapic_base, CONFIG_MAX_CPUS * CONFIG_MAX_PHYSICAL_CPUS); +#elif (CONFIG_APIC_ID_OFFSET > 0) + /* Assign the ioapic ID the value 0. Processor APIC IDs follow. */ + setup_ioapic(ioapic_base, 0); +#else +#error "The processor APIC IDs must be lifted to make room for the I/O APIC ID" +#endif +#endif + } + break; + + case (0x14 << 3) | 1: /* 0:14:1 IDE */ + break; + + case (0x14 << 3) | 2: /* 0:14:2 HDA */ + if (dev->enabled) { + if (AZALIA_DISABLE == sb_config->AzaliaController) { + sb_config->AzaliaController = AZALIA_AUTO; + } + printk(BIOS_DEBUG, "hda enabled\n"); + } else { + sb_config->AzaliaController = AZALIA_DISABLE; + printk(BIOS_DEBUG, "hda disabled\n"); + } + break; + + + case (0x14 << 3) | 3: /* 0:14:3 LPC */ + break; + + case (0x14 << 3) | 4: /* 0:14:4 PCI */ + break; + + case (0x14 << 3) | 5: /* 0:14:5 OHCI-USB4 */ + /* call CIMX entry after last device enable */ + sb_Before_Pci_Init(); + break; + + default: + break; + } +} + +struct chip_operations southbridge_amd_cimx_sb700_ops = { + CHIP_NAME("ATI SB700") + .enable_dev = sb700_enable, +}; + +/** + * @brief SB Cimx entry point sbBeforePciInit wrapper + */ +void sb_Before_Pci_Init(void) +{ + printk(BIOS_DEBUG, "sb700 %s Start\n", __func__); + /* TODO: The sb700 cimx dispatcher not work yet, calling cimx API directly */ + //sb_config->StdHeader.Func = SB_BEFORE_PCI_INIT; + //AmdSbDispatcher(sb_config); + sbBeforePciInit(sb_config); + printk(BIOS_DEBUG, "sb700 %s End\n", __func__); +} + +void sb_After_Pci_Init(void) +{ + printk(BIOS_DEBUG, "sb700 %s Start\n", __func__); + /* TODO: The sb700 cimx dispatcher not work yet, calling cimx API directly */ + //sb_config->StdHeader.Func = SB_AFTER_PCI_INIT; + //AmdSbDispatcher(sb_config); + sbAfterPciInit(sb_config); + printk(BIOS_DEBUG, "sb700 %s End\n", __func__); +} + +void sb_Late_Post(void) +{ + printk(BIOS_DEBUG, "sb700 %s Start\n", __func__); + /* TODO: The sb700 cimx dispatcher not work yet, calling cimx API directly */ + //sb_config->StdHeader.Func = SB_LATE_POST_INIT; + //AmdSbDispatcher(sb_config); + sbLatePost(sb_config); + printk(BIOS_DEBUG, "sb700 %s End\n", __func__); +} diff --git a/src/southbridge/amd/cimx/sb700/lpc.c b/src/southbridge/amd/cimx/sb700/lpc.c new file mode 100644 index 0000000..5d551cc --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/lpc.c @@ -0,0 +1,195 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <device/pci.h> +#include "lpc.h" +#include <bitops.h> +#include <arch/io.h> +#include <console/console.h> /* printk */ +#include <cbmem.h> + +#define BIOSRAM_INDEX 0xcd4 +#define BIOSRAM_DATA 0xcd5 + +void set_cbmem_toc(struct cbmem_entry *toc) +{ + u32 dword = (u32) toc; + int nvram_pos = 0xfc, i; + for (i = 0; i<4; i++) { + outb(nvram_pos, BIOSRAM_INDEX); + outb((dword >>(8 * i)) & 0xff , BIOSRAM_DATA); + nvram_pos++; + } +} + +void lpc_read_resources(device_t dev) +{ + struct resource *res; + + printk(BIOS_DEBUG, "SB700 - Lpc.c - lpc_read_resources - Start.\n"); + /* Get the normal pci resources of this device */ + pci_dev_read_resources(dev); /* We got one for APIC, or one more for TRAP */ + + pci_get_resource(dev, SPIROM_BASE_ADDRESS); /* SPI ROM base address */ + + /* Add an extra subtractive resource for both memory and I/O. */ + res = new_resource(dev, IOINDEX_SUBTRACTIVE(0, 0)); + res->base = 0; + res->size = 0x1000; + res->flags = IORESOURCE_IO | IORESOURCE_SUBTRACTIVE | + IORESOURCE_ASSIGNED | IORESOURCE_FIXED; + + res = new_resource(dev, IOINDEX_SUBTRACTIVE(1, 0)); + res->base = 0xff800000; + res->size = 0x00800000; /* 8 MB for flash */ + res->flags = IORESOURCE_MEM | IORESOURCE_SUBTRACTIVE | + IORESOURCE_ASSIGNED | IORESOURCE_FIXED; + + res = new_resource(dev, 3); /* IOAPIC */ + res->base = 0xfec00000; + res->size = 0x00001000; + res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED | IORESOURCE_FIXED; + + compact_resources(dev); + printk(BIOS_DEBUG, "SB700 - Lpc.c - lpc_read_resources - End.\n"); +} + +void lpc_set_resources(struct device *dev) +{ + struct resource *res; + + printk(BIOS_DEBUG, "SB700 - Lpc.c - lpc_set_resources - Start.\n"); + pci_dev_set_resources(dev); + + /* Specical case. SPI Base Address. The SpiRomEnable should be set. */ + res = find_resource(dev, SPIROM_BASE_ADDRESS); + pci_write_config32(dev, SPIROM_BASE_ADDRESS, res->base | 1 << 1); + printk(BIOS_DEBUG, "SB700 - Lpc.c - lpc_set_resources - End.\n"); +} + +/** + * @brief Enable resources for children devices + * + * @param dev the device whos children's resources are to be enabled + * + */ +void lpc_enable_childrens_resources(device_t dev) +{ + struct bus *link; + u32 reg, reg_x; + int var_num = 0; + u16 reg_var[3]; + + printk(BIOS_DEBUG, "SB700 - Lpc.c - lpc_enable_childrens_resources - Start.\n"); + reg = pci_read_config32(dev, 0x44); + reg_x = pci_read_config32(dev, 0x48); + + for (link = dev->link_list; link; link = link->next) { + device_t child; + for (child = link->children; child; + child = child->sibling) { + if (child->enabled + && (child->path.type == DEVICE_PATH_PNP)) { + struct resource *res; + for (res = child->resource_list; res; res = res->next) { + u32 base, end; /* don't need long long */ + if (!(res->flags & IORESOURCE_IO)) + continue; + base = res->base; + end = resource_end(res); +/* + printk(BIOS_DEBUG, "sb700 lpc decode:%s, base=0x%08x, end=0x%08x\n", + dev_path(child), base, end); +*/ + switch (base) { + case 0x60: /* KB */ + case 0x64: /* MS */ + reg |= (1 << 29); + break; + case 0x3f8: /* COM1 */ + reg |= (1 << 6); + break; + case 0x2f8: /* COM2 */ + reg |= (1 << 7); + break; + case 0x378: /* Parallal 1 */ + reg |= (1 << 0); + break; + case 0x3f0: /* FD0 */ + reg |= (1 << 26); + break; + case 0x220: /* Aduio 0 */ + reg |= (1 << 8); + break; + case 0x300: /* Midi 0 */ + reg |= (1 << 18); + break; + case 0x400: + reg_x |= (1 << 16); + break; + case 0x480: + reg_x |= (1 << 17); + break; + case 0x500: + reg_x |= (1 << 18); + break; + case 0x580: + reg_x |= (1 << 19); + break; + case 0x4700: + reg_x |= (1 << 22); + break; + case 0xfd60: + reg_x |= (1 << 23); + break; + default: + if (var_num >= 3) + continue; /* only 3 var ; compact them ? */ + switch (var_num) { + case 0: + reg_x |= (1 << 2); + break; + case 1: + reg_x |= (1 << 24); + break; + case 2: + reg_x |= (1 << 25); + break; + } + reg_var[var_num++] = + base & 0xffff; + } + } + } + } + } + pci_write_config32(dev, 0x44, reg); + pci_write_config32(dev, 0x48, reg_x); + /* Set WideIO for as many IOs found (fall through is on purpose) */ + switch (var_num) { + case 2: + pci_write_config16(dev, 0x90, reg_var[2]); + case 1: + pci_write_config16(dev, 0x66, reg_var[1]); + case 0: + //pci_write_config16(dev, 0x64, reg_var[0]); //cause filo can not find sata + break; + } + printk(BIOS_DEBUG, "SB700 - Lpc.c - lpc_enable_childrens_resources - End.\n"); +} diff --git a/src/southbridge/amd/cimx/sb700/lpc.h b/src/southbridge/amd/cimx/sb700/lpc.h new file mode 100644 index 0000000..edb13f8 --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/lpc.h @@ -0,0 +1,30 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef _SB700_LPC_H_ +#define _SB700_LPC_H_ + + +#define SPIROM_BASE_ADDRESS 0xA0 /* SPI ROM base address */ + +void lpc_read_resources(device_t dev); +void lpc_set_resources(device_t dev); +void lpc_enable_childrens_resources(device_t dev); + +#endif diff --git a/src/southbridge/amd/cimx/sb700/sb_cimx.h b/src/southbridge/amd/cimx/sb700/sb_cimx.h new file mode 100644 index 0000000..84fe4d0 --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/sb_cimx.h @@ -0,0 +1,49 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + + +#ifndef _CIMX_H_ +#define _CIMX_H_ + +#define PM_INDEX 0xcd6 +#define PM_DATA 0xcd7 + +#define REV_SB700_A11 0x11 +#define REV_SB700_A12 0x12 + + +/** + * AMD South Bridge CIMx entry point wrapper + */ +void sb_Poweron_Init(void); +void sb_Before_Pci_Init(void); +void sb_After_Pci_Init(void); +void sb_Mid_Post_Init(void); +void sb_Late_Post(void); + + +#if CONFIG_RAMINIT_SYSINFO == 1 +/** + * @brief Get SouthBridge device number, called by finalize_node_setup() + * @param[in] bus target bus number + * @return southbridge device number + */ +u32 get_sbdn(u32 bus); +#endif +#endif diff --git a/src/southbridge/amd/cimx/sb700/smbus.c b/src/southbridge/amd/cimx/sb700/smbus.c new file mode 100644 index 0000000..58dd012 --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/smbus.c @@ -0,0 +1,270 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + + +#include <arch/io.h> +#include "smbus.h" +#include <console/console.h> /* printk */ + +static inline void smbus_delay(void) +{ + outb(inb(0x80), 0x80); +} + +static int smbus_wait_until_ready(u32 smbus_io_base) +{ + u32 loops; + + loops = SMBUS_TIMEOUT; + do { + u8 val; + val = inb(smbus_io_base + SMBHSTSTAT); + val &= 0x1f; + if (val == 0) { /* ready now */ + return 0; + } + outb(val, smbus_io_base + SMBHSTSTAT); + } while (--loops); + + return -2; /* time out */ +} + +static int smbus_wait_until_done(u32 smbus_io_base) +{ + u32 loops; + + loops = SMBUS_TIMEOUT; + do { + u8 val; + + val = inb(smbus_io_base + SMBHSTSTAT); + val &= 0x1f; /* mask off reserved bits */ + if (val & 0x1c) { + return -5; /* error */ + } + if (val == 0x02) { + outb(val, smbus_io_base + SMBHSTSTAT); /* clear status */ + return 0; + } + } while (--loops); + + return -3; /* timeout */ +} + +int do_smbus_recv_byte(u32 smbus_io_base, u32 device) +{ + u8 byte; + + if (smbus_wait_until_ready(smbus_io_base) < 0) { + printk(BIOS_SPEW, "SB700 - Smbus.c - do_smbus_recv_byte - smbus no ready.\n"); + return -2; /* not ready */ + } + + printk(BIOS_SPEW, "SB700 - Smbus.c - do_smbus_recv_byte - Start.\n"); + /* set the device I'm talking too */ + outb(((device & 0x7f) << 1) | 1, smbus_io_base + SMBHSTADDR); + + byte = inb(smbus_io_base + SMBHSTCTRL); + byte &= 0xe3; /* Clear [4:2] */ + byte |= (1 << 2) | (1 << 6); /* Byte data read/write command, start the command */ + outb(byte, smbus_io_base + SMBHSTCTRL); + + /* poll for transaction completion */ + if (smbus_wait_until_done(smbus_io_base) < 0) { + return -3; /* timeout or error */ + } + + /* read results of transaction */ + byte = inb(smbus_io_base + SMBHSTCMD); + + printk(BIOS_SPEW, "SB700 - Smbus.c - do_smbus_recv_byte - End.\n"); + return byte; +} + +int do_smbus_send_byte(u32 smbus_io_base, u32 device, u8 val) +{ + u8 byte; + + if (smbus_wait_until_ready(smbus_io_base) < 0) { + printk(BIOS_SPEW, "SB700 - Smbus.c - do_smbus_send_byte - smbus no ready.\n"); + return -2; /* not ready */ + } + + printk(BIOS_SPEW, "SB700 - Smbus.c - do_smbus_send_byte - Start.\n"); + /* set the command... */ + outb(val, smbus_io_base + SMBHSTCMD); + + /* set the device I'm talking too */ + outb(((device & 0x7f) << 1) | 0, smbus_io_base + SMBHSTADDR); + + byte = inb(smbus_io_base + SMBHSTCTRL); + byte &= 0xe3; /* Clear [4:2] */ + byte |= (1 << 2) | (1 << 6); /* Byte data read/write command, start the command */ + outb(byte, smbus_io_base + SMBHSTCTRL); + + /* poll for transaction completion */ + if (smbus_wait_until_done(smbus_io_base) < 0) { + return -3; /* timeout or error */ + } + + printk(BIOS_SPEW, "SB700 - Smbus.c - do_smbus_send_byte - End.\n"); + return 0; +} + +int do_smbus_read_byte(u32 smbus_io_base, u32 device, u32 address) +{ + u8 byte; + + if (smbus_wait_until_ready(smbus_io_base) < 0) { + printk(BIOS_SPEW, "SB700 - Smbus.c - do_smbus_read_byte - smbus no ready.\n"); + return -2; /* not ready */ + } + + printk(BIOS_SPEW, "SB700 - Smbus.c - do_smbus_read_byte - Start.\n"); + /* set the command/address... */ + outb(address & 0xff, smbus_io_base + SMBHSTCMD); + + /* set the device I'm talking too */ + outb(((device & 0x7f) << 1) | 1, smbus_io_base + SMBHSTADDR); + + byte = inb(smbus_io_base + SMBHSTCTRL); + byte &= 0xe3; /* Clear [4:2] */ + byte |= (1 << 3) | (1 << 6); /* Byte data read/write command, start the command */ + outb(byte, smbus_io_base + SMBHSTCTRL); + + /* poll for transaction completion */ + if (smbus_wait_until_done(smbus_io_base) < 0) { + return -3; /* timeout or error */ + } + + /* read results of transaction */ + byte = inb(smbus_io_base + SMBHSTDAT0); + + printk(BIOS_SPEW, "SB700 - Smbus.c - do_smbus_read_byte - End.\n"); + return byte; +} + +int do_smbus_write_byte(u32 smbus_io_base, u32 device, u32 address, u8 val) +{ + u8 byte; + + if (smbus_wait_until_ready(smbus_io_base) < 0) { + printk(BIOS_SPEW, "SB700 - Smbus.c - do_smbus_write_byte - smbus no ready.\n"); + return -2; /* not ready */ + } + + printk(BIOS_SPEW, "SB700 - Smbus.c - do_smbus_write_byte - Start.\n"); + /* set the command/address... */ + outb(address & 0xff, smbus_io_base + SMBHSTCMD); + + /* set the device I'm talking too */ + outb(((device & 0x7f) << 1) | 0, smbus_io_base + SMBHSTADDR); + + /* output value */ + outb(val, smbus_io_base + SMBHSTDAT0); + + byte = inb(smbus_io_base + SMBHSTCTRL); + byte &= 0xe3; /* Clear [4:2] */ + byte |= (1 << 3) | (1 << 6); /* Byte data read/write command, start the command */ + outb(byte, smbus_io_base + SMBHSTCTRL); + + /* poll for transaction completion */ + if (smbus_wait_until_done(smbus_io_base) < 0) { + return -3; /* timeout or error */ + } + + printk(BIOS_SPEW, "SB700 - Smbus.c - do_smbus_write_byte - End.\n"); + return 0; +} + +void alink_ab_indx(u32 reg_space, u32 reg_addr, u32 mask, u32 val) +{ + u32 tmp; + + printk(BIOS_SPEW, "SB700 - Smbus.c - alink_ab_indx - Start.\n"); + outl((reg_space & 0x7) << 29 | reg_addr, AB_INDX); + tmp = inl(AB_DATA); + /* rpr 4.2 + * For certain revisions of the chip, the ABCFG registers, + * with an address of 0x100NN (where 'N' is any hexadecimal + * number), require an extra programming step.*/ + outl(0, AB_INDX); + + tmp &= ~mask; + tmp |= val; + + /* printk(BIOS_DEBUG, "about write %x, index=%x", tmp, (reg_space&0x3)<<29 | reg_addr); */ + outl((reg_space & 0x7) << 29 | reg_addr, AB_INDX); /* probably we dont have to do it again. */ + outl(tmp, AB_DATA); + outl(0, AB_INDX); + printk(BIOS_SPEW, "SB700 - Smbus.c - alink_ab_indx - End.\n"); +} + +void alink_rc_indx(u32 reg_space, u32 reg_addr, u32 port, u32 mask, u32 val) +{ + u32 tmp; + + printk(BIOS_SPEW, "SB700 - Smbus.c - alink_rc_indx - Start.\n"); + outl((reg_space & 0x7) << 29 | (port & 3) << 24 | reg_addr, AB_INDX); + tmp = inl(AB_DATA); + /* rpr 4.2 + * For certain revisions of the chip, the ABCFG registers, + * with an address of 0x100NN (where 'N' is any hexadecimal + * number), require an extra programming step.*/ + outl(0, AB_INDX); + + tmp &= ~mask; + tmp |= val; + + //printk(BIOS_DEBUG, "about write %x, index=%x", tmp, (reg_space&0x3)<<29 | (port&3) << 24 | reg_addr); + outl((reg_space & 0x7) << 29 | (port & 3) << 24 | reg_addr, AB_INDX); /* probably we dont have to do it again. */ + outl(tmp, AB_DATA); + outl(0, AB_INDX); + printk(BIOS_SPEW, "SB700 - Smbus.c - alink_rc_indx - End.\n"); +} + +/* space = 0: AX_INDXC, AX_DATAC + * space = 1: AX_INDXP, AX_DATAP + */ +void alink_ax_indx(u32 space /*c or p? */ , u32 axindc, u32 mask, u32 val) +{ + u32 tmp; + + printk(BIOS_SPEW, "SB700 - Smbus.c - alink_ax_indx - Start.\n"); + /* read axindc to tmp */ + outl(space << 29 | space << 3 | 0x30, AB_INDX); + outl(axindc, AB_DATA); + outl(0, AB_INDX); + outl(space << 29 | space << 3 | 0x34, AB_INDX); + tmp = inl(AB_DATA); + outl(0, AB_INDX); + + tmp &= ~mask; + tmp |= val; + + /* write tmp */ + outl(space << 29 | space << 3 | 0x30, AB_INDX); + outl(axindc, AB_DATA); + outl(0, AB_INDX); + outl(space << 29 | space << 3 | 0x34, AB_INDX); + outl(tmp, AB_DATA); + outl(0, AB_INDX); + printk(BIOS_SPEW, "SB700 - Smbus.c - alink_ax_indx - End.\n"); +} + diff --git a/src/southbridge/amd/cimx/sb700/smbus.h b/src/southbridge/amd/cimx/sb700/smbus.h new file mode 100644 index 0000000..10e0874 --- /dev/null +++ b/src/southbridge/amd/cimx/sb700/smbus.h @@ -0,0 +1,82 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef _SB700_SMBUS_H_ +#define _SB700_SMBUS_H_ + +//#include <stdint.h> +#include <Platform.h> /* SMBUS0_BASE_ADDRESS */ +#ifndef SMBUS0_BASE_ADDRESS +#error SMBUS0_BASE_ADDRESS not define +#endif +#define SMBUS_IO_BASE SMBUS0_BASE_ADDRESS + +#define SMBHSTSTAT 0x0 +#define SMBSLVSTAT 0x1 +#define SMBHSTCTRL 0x2 +#define SMBHSTCMD 0x3 +#define SMBHSTADDR 0x4 +#define SMBHSTDAT0 0x5 +#define SMBHSTDAT1 0x6 +#define SMBHSTBLKDAT 0x7 + +#define SMBSLVCTRL 0x8 +#define SMBSLVCMD_SHADOW 0x9 +#define SMBSLVEVT 0xa +#define SMBSLVDAT 0xc + +/*//SB00.H +#define AX_INDXC 0 +#define AX_INDXP 2 +#define AXCFG 4 +#define ABCFG 6 +#define RC_INDXC 1 +#define RC_INDXP 3 +*/ + +#define AB_INDX 0xCD8 +#define AB_DATA (AB_INDX+4) + +/* Between 1-10 seconds, We should never timeout normally + * Longer than this is just painful when a timeout condition occurs. + */ +#define SMBUS_TIMEOUT (100*1000*10) + +#define abcfg_reg(reg, mask, val) \ + alink_ab_indx((ABCFG), (reg), (mask), (val)) +#define axcfg_reg(reg, mask, val) \ + alink_ab_indx((AXCFG), (reg), (mask), (val)) +#define axindxc_reg(reg, mask, val) \ + alink_ax_indx((AX_INDXC), (reg), (mask), (val)) +#define axindxp_reg(reg, mask, val) \ + alink_ax_indx((AX_INDXP), (reg), (mask), (val)) +#define rcindxc_reg(reg, port, mask, val) \ + alink_rc_indx((RC_INDXC), (reg), (port), (mask), (val)) +#define rcindxp_reg(reg, port, mask, val) \ + alink_rc_indx((RC_INDXP), (reg), (port), (mask), (val)) + +int do_smbus_read_byte(u32 smbus_io_base, u32 device, u32 address); +int do_smbus_write_byte(u32 smbus_io_base, u32 device, u32 address, u8 val); +int do_smbus_recv_byte(u32 smbus_io_base, u32 device); +int do_smbus_send_byte(u32 smbus_io_base, u32 device, u8 val); +void alink_rc_indx(u32 reg_space, u32 reg_addr, u32 port, u32 mask, u32 val); +void alink_ab_indx(u32 reg_space, u32 reg_addr, u32 mask, u32 val); +void alink_ax_indx(u32 space /*c or p? */ , u32 axindc, u32 mask, u32 val); + +#endif //_SB700_SMBUS_H_