Patch set updated for coreboot: 551ae82 AMD Kabini: Add northbridge AGESA wrapper (new AMD processor)
Bruce Griffith (Bruce.Griffith@se-eng.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/3782
-gerrit
commit 551ae827f4807fdd9aeb7438ca1cd836487f01cf Author: Siyuan Wang wangsiyuanbuaa@gmail.com Date: Tue Jul 9 17:16:20 2013 +0800
AMD Kabini: Add northbridge AGESA wrapper (new AMD processor)
src/arch/x86/boot/tables.c and src/include/device/pci_ids.h are also changed because these two files depend on F16kb northbridge macros
Change-Id: Iedc842f0b230826675703fc78ed8001a978319c5 Reviewed-by: Marc Jones marc.jones@se-eng.com Signed-off-by: Bruce Griffith Bruce.Griffith@se-eng.com Reviewed-by: Bruce Griffith bruce.griffith@se-eng.com Tested-by: Bruce Griffith bruce.griffith@se-eng.com --- src/arch/x86/boot/tables.c | 2 +- src/include/device/pci_ids.h | 1 + src/northbridge/amd/agesa/Kconfig | 1 + src/northbridge/amd/agesa/Makefile.inc | 1 + src/northbridge/amd/agesa/family16kb/Kconfig | 41 + src/northbridge/amd/agesa/family16kb/Makefile.inc | 25 + .../amd/agesa/family16kb/amdfam16_conf.c | 302 +++++ src/northbridge/amd/agesa/family16kb/chip.h | 28 + src/northbridge/amd/agesa/family16kb/dimmSpd.c | 160 +++ src/northbridge/amd/agesa/family16kb/dimmSpd.h | 56 + .../amd/agesa/family16kb/fam16kb_callouts.c | 415 +++++++ .../amd/agesa/family16kb/fam16kb_callouts.h | 54 + src/northbridge/amd/agesa/family16kb/northbridge.c | 1151 ++++++++++++++++++++ src/northbridge/amd/agesa/family16kb/northbridge.h | 26 + 14 files changed, 2262 insertions(+), 1 deletion(-)
diff --git a/src/arch/x86/boot/tables.c b/src/arch/x86/boot/tables.c index 3cc2c6b..67d7911 100644 --- a/src/arch/x86/boot/tables.c +++ b/src/arch/x86/boot/tables.c @@ -214,7 +214,7 @@ struct lb_memory *write_tables(void) */ cbmem_add(CBMEM_ID_RESUME, HIGH_MEMORY_SAVE); #endif -#if CONFIG_NORTHBRIDGE_AMD_AGESA_FAMILY14 || CONFIG_NORTHBRIDGE_AMD_AGESA_FAMILY15_TN +#if CONFIG_NORTHBRIDGE_AMD_AGESA_FAMILY14 || CONFIG_NORTHBRIDGE_AMD_AGESA_FAMILY15_TN || CONFIG_NORTHBRIDGE_AMD_AGESA_FAMILY16_KB cbmem_add(CBMEM_ID_RESUME_SCRATCH, CONFIG_HIGH_SCRATCH_MEMORY_SIZE); #endif #endif diff --git a/src/include/device/pci_ids.h b/src/include/device/pci_ids.h index 3ad6351..50ab96c 100644 --- a/src/include/device/pci_ids.h +++ b/src/include/device/pci_ids.h @@ -286,6 +286,7 @@
#define PCI_DEVICE_ID_AMD_15H_MODEL_000F_NB_HT 0x1600 #define PCI_DEVICE_ID_AMD_15H_MODEL_001F_NB_HT 0x1400 +#define PCI_DEVICE_ID_AMD_16H_MODEL_000F_NB_HT 0x1536 #define PCI_DEVICE_ID_AMD_10H_NB_HT 0x1200 #define PCI_DEVICE_ID_AMD_15H_NB_IOMMU 0x1419
diff --git a/src/northbridge/amd/agesa/Kconfig b/src/northbridge/amd/agesa/Kconfig index 3d12531..d5c039f 100644 --- a/src/northbridge/amd/agesa/Kconfig +++ b/src/northbridge/amd/agesa/Kconfig @@ -36,5 +36,6 @@ source src/northbridge/amd/agesa/family12/Kconfig source src/northbridge/amd/agesa/family14/Kconfig source src/northbridge/amd/agesa/family15/Kconfig source src/northbridge/amd/agesa/family15tn/Kconfig +source src/northbridge/amd/agesa/family16kb/Kconfig
endif # NORTHBRIDGE_AMD_AGESA diff --git a/src/northbridge/amd/agesa/Makefile.inc b/src/northbridge/amd/agesa/Makefile.inc index 50f63a1..54b79f4 100644 --- a/src/northbridge/amd/agesa/Makefile.inc +++ b/src/northbridge/amd/agesa/Makefile.inc @@ -21,3 +21,4 @@ subdirs-$(CONFIG_NORTHBRIDGE_AMD_AGESA_FAMILY12) += family12 subdirs-$(CONFIG_NORTHBRIDGE_AMD_AGESA_FAMILY14) += family14 subdirs-$(CONFIG_NORTHBRIDGE_AMD_AGESA_FAMILY15) += family15 subdirs-$(CONFIG_NORTHBRIDGE_AMD_AGESA_FAMILY15_TN) += family15tn +subdirs-$(CONFIG_NORTHBRIDGE_AMD_AGESA_FAMILY16_KB) += family16kb diff --git a/src/northbridge/amd/agesa/family16kb/Kconfig b/src/northbridge/amd/agesa/family16kb/Kconfig new file mode 100644 index 0000000..f39b926 --- /dev/null +++ b/src/northbridge/amd/agesa/family16kb/Kconfig @@ -0,0 +1,41 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2007-2009 coresystems GmbH +## +## 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 NORTHBRIDGE_AMD_AGESA_FAMILY16_KB + bool + select MMCONF_SUPPORT + +if NORTHBRIDGE_AMD_AGESA_FAMILY16_KB + +config HW_MEM_HOLE_SIZEK + hex + default 0x100000 + +config HW_MEM_HOLE_SIZE_AUTO_INC + bool + default n + +config MMCONF_BASE_ADDRESS + hex + default 0xA0000000 + +config MMCONF_BUS_NUMBER + int + default 256 + +endif diff --git a/src/northbridge/amd/agesa/family16kb/Makefile.inc b/src/northbridge/amd/agesa/family16kb/Makefile.inc new file mode 100644 index 0000000..fe9d3bc --- /dev/null +++ b/src/northbridge/amd/agesa/family16kb/Makefile.inc @@ -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 +# + +romstage-y += fam16kb_callouts.c +romstage-y += dimmSpd.c + +ramstage-y += northbridge.c +ramstage-y += fam16kb_callouts.c +ramstage-y += dimmSpd.c diff --git a/src/northbridge/amd/agesa/family16kb/amdfam16_conf.c b/src/northbridge/amd/agesa/family16kb/amdfam16_conf.c new file mode 100644 index 0000000..291b7f9 --- /dev/null +++ b/src/northbridge/amd/agesa/family16kb/amdfam16_conf.c @@ -0,0 +1,302 @@ +/* + * 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 + */ + +/* + * No includes in this file because it is included into northbridge.c. + */ + +struct dram_base_mask_t { + u32 base; //[47:27] at [28:8] + u32 mask; //[47:27] at [28:8] and enable at bit 0 +}; + +static struct dram_base_mask_t get_dram_base_mask(u32 nodeid) +{ + device_t dev; + struct dram_base_mask_t d; +#if defined(__PRE_RAM__) + dev = PCI_DEV(CONFIG_CBB, CONFIG_CDB, 1); +#else + dev = __f1_dev[0]; +#endif // defined(__PRE_RAM__) + + u32 temp; + temp = pci_read_config32(dev, 0x44); //[39:24] at [31:16] + d.mask = (temp & 0xffff0000); // mask out DramMask [26:24] too + + temp = pci_read_config32(dev, 0x40); //[35:24] at [27:16] + d.mask |= (temp & 1); // read enable bit + + d.base = (temp & 0x0fff0000); // mask out DramBase [26:24) too + + return d; +} + +#if CONFIG_EXT_CONF_SUPPORT +static void set_addr_map_reg_4_6_in_one_node(u32 nodeid, u32 cfg_map_dest, + u32 busn_min, u32 busn_max, + u32 type) +{ + device_t dev; + u32 i; + u32 tempreg; + u32 index_min, index_max; + u32 dest_min, dest_max; + index_min = busn_min>>2; dest_min = busn_min - (index_min<<2); + index_max = busn_max>>2; dest_max = busn_max - (index_max<<2); + + // three case: index_min==index_max, index_min+1=index_max; index_min+1<index_max +#if defined(__PRE_RAM__) + dev = NODE_PCI(nodeid, 1); +#else + dev = __f1_dev[nodeid]; +#endif // defined(__PRE_RAM__) + if(index_min== index_max) { + pci_write_config32(dev, 0x110, index_min | (type<<28)); + tempreg = pci_read_config32(dev, 0x114); + for(i=dest_min; i<=dest_max; i++) { + tempreg &= ~(0xff<<(i*8)); + tempreg |= (cfg_map_dest<<(i*8)); + } + pci_write_config32(dev, 0x110, index_min | (type<<28)); // do i need to write it again + pci_write_config32(dev, 0x114, tempreg); + } else if(index_min<index_max) { + pci_write_config32(dev, 0x110, index_min | (type<<28)); + tempreg = pci_read_config32(dev, 0x114); + for(i=dest_min; i<=3; i++) { + tempreg &= ~(0xff<<(i*8)); + tempreg |= (cfg_map_dest<<(i*8)); + } + pci_write_config32(dev, 0x110, index_min | (type<<28)); // do i need to write it again + pci_write_config32(dev, 0x114, tempreg); + + pci_write_config32(dev, 0x110, index_max | (type<<28)); + tempreg = pci_read_config32(dev, 0x114); + for(i=0; i<=dest_max; i++) { + tempreg &= ~(0xff<<(i*8)); + tempreg |= (cfg_map_dest<<(i*8)); + } + pci_write_config32(dev, 0x110, index_max | (type<<28)); // do i need to write it again + pci_write_config32(dev, 0x114, tempreg); + if((index_max-index_min)>1) { + tempreg = 0; + for(i=0; i<=3; i++) { + tempreg &= ~(0xff<<(i*8)); + tempreg |= (cfg_map_dest<<(i*8)); + } + for(i=index_min+1; i<index_max;i++) { + pci_write_config32(dev, 0x110, i | (type<<28)); + pci_write_config32(dev, 0x114, tempreg); + } + } + } +} +#endif // CONFIG_EXT_CONF_SUPPORT + +#if defined(__PRE_RAM__) +static void set_ht_c_io_addr_reg(u32 nodeid, u32 linkn, u32 ht_c_index, + u32 io_min, u32 io_max, u32 nodes) +{ + u32 i; + u32 tempreg; + device_t dev; + +#if CONFIG_EXT_CONF_SUPPORT + if(ht_c_index<4) { +#endif + /* io range allocation */ + tempreg = (nodeid&0xf) | ((nodeid & 0x30)<<(8-4)) | (linkn<<4) | ((io_max&0xf0)<<(12-4)); //limit + for(i=0; i<nodes; i++) { + dev = NODE_PCI(i, 1); + pci_write_config32(dev, 0xC4 + ht_c_index * 8, tempreg); + } + tempreg = 3 /*| ( 3<<4)*/ | ((io_min&0xf0)<<(12-4)); //base :ISA and VGA ? + for(i=0; i<nodes; i++){ + dev = NODE_PCI(i, 1); + pci_write_config32(dev, 0xC0 + ht_c_index * 8, tempreg); + } +#if CONFIG_EXT_CONF_SUPPORT + return; + } + + u32 cfg_map_dest; + u32 j; + + // if ht_c_index > 3, We should use extend space + + if(io_min>io_max) return; + + // for nodeid at first + cfg_map_dest = (1<<7) | (1<<6) | (linkn<<0); + + set_addr_map_reg_4_6_in_one_node(nodeid, cfg_map_dest, io_min, io_max, 4); + + // all other nodes + cfg_map_dest = (1<<7) | (0<<6) | (nodeid<<0); + for(j = 0; j< nodes; j++) { + if(j== nodeid) continue; + set_addr_map_reg_4_6_in_one_node(j,cfg_map_dest, io_min, io_max, 4); + } +#endif // CONFIG_EXT_CONF_SUPPORT +} + +static void clear_ht_c_io_addr_reg(u32 nodeid, u32 linkn, u32 ht_c_index, + u32 io_min, u32 io_max, u32 nodes) +{ + u32 i; + device_t dev; +#if CONFIG_EXT_CONF_SUPPORT + if(ht_c_index<4) { +#endif + /* io range allocation */ + for(i=0; i<nodes; i++) { + dev = NODE_PCI(i, 1); + pci_write_config32(dev, 0xC4 + ht_c_index * 8, 0); + pci_write_config32(dev, 0xC0 + ht_c_index * 8, 0); + } +#if CONFIG_EXT_CONF_SUPPORT + return; + } + // : if hc_c_index > 3, We should use io_min, io_max to clear extend space + u32 cfg_map_dest; + u32 j; + + // all nodes + cfg_map_dest = 0; + for(j = 0; j< nodes; j++) { + set_addr_map_reg_4_6_in_one_node(j,cfg_map_dest, io_min, io_max, 4); + } +#endif +} +#endif // defined(__PRE_RAM__) + +#if !defined(__PRE_RAM__) +static u32 get_io_addr_index(u32 nodeid, u32 linkn) +{ +#if 0 + u32 index; + + for(index=0; index<256; index++) { + if((sysconf.conf_io_addrx[index+4] == 0)){ + sysconf.conf_io_addr[index+4] = (nodeid & 0x3f) ; + sysconf.conf_io_addrx[index+4] = 1 | ((linkn & 0x7)<<4); + return index; + } + } +#endif + return 0; +} + +static u32 get_mmio_addr_index(u32 nodeid, u32 linkn) +{ +#if 0 + u32 index; + + for(index=0; index<64; index++) { + if((sysconf.conf_mmio_addrx[index+8] == 0)){ + sysconf.conf_mmio_addr[index+8] = (nodeid & 0x3f) ; + sysconf.conf_mmio_addrx[index+8] = 1 | ((linkn & 0x7)<<4); + return index; + } + } +#endif + + return 0; +} + +static void set_io_addr_reg(device_t dev, u32 nodeid, u32 linkn, u32 reg, + u32 io_min, u32 io_max) +{ + + u32 tempreg; +#if CONFIG_EXT_CONF_SUPPORT + if(reg!=0x110) { +#endif + /* io range allocation */ + tempreg = (nodeid&0xf) | ((nodeid & 0x30)<<(8-4)) | (linkn<<4) | ((io_max&0xf0)<<(12-4)); //limit + pci_write_config32(__f1_dev[0], reg+4, tempreg); + + tempreg = 3 /*| ( 3<<4)*/ | ((io_min&0xf0)<<(12-4)); //base :ISA and VGA ? +#if 0 + // FIXME: can we use VGA reg instead? + if (dev->link[link].bridge_ctrl & PCI_BRIDGE_CTL_VGA) { + printk(BIOS_SPEW, "%s, enabling legacy VGA IO forwarding for %s link %s\n", + __func__, dev_path(dev), link); + tempreg |= PCI_IO_BASE_VGA_EN; + } + if (dev->link[link].bridge_ctrl & PCI_BRIDGE_CTL_NO_ISA) { + tempreg |= PCI_IO_BASE_NO_ISA; + } +#endif + pci_write_config32(__f1_dev[0], reg, tempreg); +#if CONFIG_EXT_CONF_SUPPORT + return; + } + + u32 cfg_map_dest; + u32 j; + // if ht_c_index > 3, We should use extend space + if(io_min>io_max) return; + // for nodeid at first + cfg_map_dest = (1<<7) | (1<<6) | (linkn<<0); + + set_addr_map_reg_4_6_in_one_node(nodeid, cfg_map_dest, io_min, io_max, 4); +#endif // CONFIG_EXT_CONF_SUPPORT +} + +static void set_mmio_addr_reg(u32 nodeid, u32 linkn, u32 reg, u32 index, u32 mmio_min, u32 mmio_max, u32 nodes) +{ + + u32 tempreg; +#if CONFIG_EXT_CONF_SUPPORT + if(reg!=0x110) { +#endif + /* io range allocation */ + tempreg = (nodeid&0xf) | (linkn<<4) | (mmio_max&0xffffff00); //limit + pci_write_config32(__f1_dev[0], reg+4, tempreg); + tempreg = 3 | (nodeid & 0x30) | (mmio_min&0xffffff00); + pci_write_config32(__f1_dev[0], reg, tempreg); +#if CONFIG_EXT_CONF_SUPPORT + return; + } + + device_t dev; + u32 j; + // if ht_c_index > 3, We should use extend space + // for nodeid at first + u32 enable; + + if(mmio_min>mmio_max) { + return; + } + + enable = 1; + + dev = __f1_dev[nodeid]; + tempreg = ((mmio_min>>3) & 0x1fffff00)| (1<<6) | (linkn<<0); + pci_write_config32(dev, 0x110, index | (2<<28)); + pci_write_config32(dev, 0x114, tempreg); + + tempreg = ((mmio_max>>3) & 0x1fffff00) | enable; + pci_write_config32(dev, 0x110, index | (3<<28)); + pci_write_config32(dev, 0x114, tempreg); +#endif // CONFIG_EXT_CONF_SUPPORT +} + +#endif // !defined(__PRE_RAM__) diff --git a/src/northbridge/amd/agesa/family16kb/chip.h b/src/northbridge/amd/agesa/family16kb/chip.h new file mode 100644 index 0000000..82e56b4 --- /dev/null +++ b/src/northbridge/amd/agesa/family16kb/chip.h @@ -0,0 +1,28 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2013 Sage Electronic Engineering, LLC + * + * 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 _AGESA_FAM16KB_CHIP_H_ +#define _AGESA_FAM16KB_CHIP_H_ + +struct northbridge_amd_agesa_family16kb_config +{ + u8 spdAddrLookup[2][2][4]; +}; + +#endif diff --git a/src/northbridge/amd/agesa/family16kb/dimmSpd.c b/src/northbridge/amd/agesa/family16kb/dimmSpd.c new file mode 100644 index 0000000..1d9363c --- /dev/null +++ b/src/northbridge/amd/agesa/family16kb/dimmSpd.c @@ -0,0 +1,160 @@ +/* + * 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_def.h> +#include <device/device.h> + +/* warning: Porting.h includes an open #pragma pack(1) */ +#include "Porting.h" +#include "AGESA.h" +#include "amdlib.h" +#include "dimmSpd.h" +#include "chip.h" + + +#define DIMENSION(array)(sizeof (array)/ sizeof (array [0])) + +/*----------------------------------------------------------------------------- + * + * readSmbusByteData - read a single SPD byte from any offset + */ + +static int readSmbusByteData (int iobase, int address, char *buffer, int offset) +{ + unsigned int status; + UINT64 limit; + + address |= 1; // set read bit + + __outbyte (iobase + 0, 0xFF); // clear error status + __outbyte (iobase + 1, 0x1F); // clear error status + __outbyte (iobase + 3, offset); // offset in eeprom + __outbyte (iobase + 4, address); // slave address and read bit + __outbyte (iobase + 2, 0x48); // read byte command + + // time limit to avoid hanging for unexpected error status (should never happen) + limit = __rdtsc () + 2000000000 / 10; + for (;;) + { + status = __inbyte (iobase); + if (__rdtsc () > limit) break; + if ((status & 2) == 0) continue; // SMBusInterrupt not set, keep waiting + if ((status & 1) == 1) continue; // HostBusy set, keep waiting + break; + } + + buffer [0] = __inbyte (iobase + 5); + if (status == 2) status = 0; // check for done with no errors + return status; +} + +/*----------------------------------------------------------------------------- + * + * readSmbusByte - read a single SPD byte from the default offset + * this function is faster function readSmbusByteData + */ + +static int readSmbusByte (int iobase, int address, char *buffer) +{ + unsigned int status; + UINT64 limit; + + __outbyte (iobase + 0, 0xFF); // clear error status + __outbyte (iobase + 2, 0x44); // read command + + // time limit to avoid hanging for unexpected error status + limit = __rdtsc () + 2000000000 / 10; + for (;;) + { + status = __inbyte (iobase); + if (__rdtsc () > limit) break; + if ((status & 2) == 0) continue; // SMBusInterrupt not set, keep waiting + if ((status & 1) == 1) continue; // HostBusy set, keep waiting + break; + } + + buffer [0] = __inbyte (iobase + 5); + if (status == 2) status = 0; // check for done with no errors + return status; +} + +/*--------------------------------------------------------------------------- + * + * readspd - Read one or more SPD bytes from a DIMM. + * Start with offset zero and read sequentially. + * Optimization relies on autoincrement to avoid + * sending offset for every byte. + * Reads 128 bytes in 7-8 ms at 400 KHz. + */ + +static int readspd (int iobase, int SmbusSlaveAddress, char *buffer, int count) +{ + int index, error; + + /* read the first byte using offset zero */ + error = readSmbusByteData (iobase, SmbusSlaveAddress, buffer, 0); + if (error) return error; + + /* read the remaining bytes using auto-increment for speed */ + for (index = 1; index < count; index++) + { + error = readSmbusByte (iobase, SmbusSlaveAddress, &buffer [index]); + if (error) return error; + } + + return 0; +} + +static void writePmReg (int reg, int data) +{ + __outbyte (0xCD6, reg); + __outbyte (0xCD7, data); +} + +static void setupFch (int ioBase) +{ + writePmReg (0x2D, ioBase >> 8); + writePmReg (0x2C, ioBase | 1); + __outbyte (ioBase + 0x0E, 66000000 / 400000 / 4); // set SMBus clock to 400 KHz +} + +AGESA_STATUS AmdMemoryReadSPD (UINT32 unused1, UINT32 unused2, AGESA_READ_SPD_PARAMS *info) +{ + int spdAddress, ioBase; + ROMSTAGE_CONST struct device *dev = dev_find_slot(0, PCI_DEVFN(0x18, 2)); + ROMSTAGE_CONST struct northbridge_amd_agesa_family16kb_config *config = dev->chip_info; + + if ((dev == 0) || (config == 0)) + return AGESA_ERROR; + + if (info->SocketId >= DIMENSION(config->spdAddrLookup )) + return AGESA_ERROR; + if (info->MemChannelId >= DIMENSION(config->spdAddrLookup[0] )) + return AGESA_ERROR; + if (info->DimmId >= DIMENSION(config->spdAddrLookup[0][0])) + return AGESA_ERROR; + + spdAddress = config->spdAddrLookup + [info->SocketId] [info->MemChannelId] [info->DimmId]; + + if (spdAddress == 0) return AGESA_ERROR; + ioBase = 0xB00; + setupFch (ioBase); + return readspd (ioBase, spdAddress, (void *) info->Buffer, 128); +} diff --git a/src/northbridge/amd/agesa/family16kb/dimmSpd.h b/src/northbridge/amd/agesa/family16kb/dimmSpd.h new file mode 100644 index 0000000..e50d53e --- /dev/null +++ b/src/northbridge/amd/agesa/family16kb/dimmSpd.h @@ -0,0 +1,56 @@ +/* + * 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 + */ + +/*---------------------------------------------------------------------------------------- + * M O D U L E S U S E D + *---------------------------------------------------------------------------------------- + */ + +#ifndef _DIMMSPD_H_ +#define _DIMMSPD_H_ + +/*---------------------------------------------------------------------------------------- + * D E F I N I T I O N S A N D M A C R O S + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------- + * T Y P E D E F S A N D S T R U C T U R E S + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------- + * P R O T O T Y P E S O F L O C A L F U N C T I O N S + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------- + * E X P O R T E D F U N C T I O N S + *---------------------------------------------------------------------------------------- + */ + +AGESA_STATUS +AmdMemoryReadSPD (IN UINT32 Func, IN UINT32 Data, IN OUT AGESA_READ_SPD_PARAMS *SpdData); + +/*--------------------------------------------------------------------------------------- + * L O C A L F U N C T I O N S + *--------------------------------------------------------------------------------------- + */ + +#endif diff --git a/src/northbridge/amd/agesa/family16kb/fam16kb_callouts.c b/src/northbridge/amd/agesa/family16kb/fam16kb_callouts.c new file mode 100644 index 0000000..eed8d40 --- /dev/null +++ b/src/northbridge/amd/agesa/family16kb/fam16kb_callouts.c @@ -0,0 +1,415 @@ +/* + * 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 "agesawrapper.h" +#include "amdlib.h" +#include "Ids.h" +#include "OptionsIds.h" +#include "heapManager.h" +#include "FchPlatform.h" +#include "cbfs.h" +#include "dimmSpd.h" +#include "fam16kb_callouts.h" + +AGESA_STATUS fam16kb_AllocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + UINT32 AvailableHeapSize; + UINT8 *BiosHeapBaseAddr; + UINT32 CurrNodeOffset; + UINT32 PrevNodeOffset; + UINT32 FreedNodeOffset; + UINT32 BestFitNodeOffset; + UINT32 BestFitPrevNodeOffset; + UINT32 NextFreeOffset; + BIOS_BUFFER_NODE *CurrNodePtr; + BIOS_BUFFER_NODE *FreedNodePtr; + BIOS_BUFFER_NODE *BestFitNodePtr; + BIOS_BUFFER_NODE *BestFitPrevNodePtr; + BIOS_BUFFER_NODE *NextFreePtr; + BIOS_HEAP_MANAGER *BiosHeapBasePtr; + AGESA_BUFFER_PARAMS *AllocParams; + + AllocParams = ((AGESA_BUFFER_PARAMS *) ConfigPtr); + AllocParams->BufferPointer = NULL; + + AvailableHeapSize = BIOS_HEAP_SIZE - sizeof (BIOS_HEAP_MANAGER); + BiosHeapBaseAddr = (UINT8 *) GetHeapBase(&(AllocParams->StdHeader)); + BiosHeapBasePtr = (BIOS_HEAP_MANAGER *) BiosHeapBaseAddr; + + if (BiosHeapBasePtr->StartOfAllocatedNodes == 0) { + /* First allocation */ + CurrNodeOffset = sizeof (BIOS_HEAP_MANAGER); + CurrNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + CurrNodeOffset); + CurrNodePtr->BufferHandle = AllocParams->BufferHandle; + CurrNodePtr->BufferSize = AllocParams->BufferLength; + CurrNodePtr->NextNodeOffset = 0; + AllocParams->BufferPointer = (UINT8 *) CurrNodePtr + sizeof (BIOS_BUFFER_NODE); + + /* Update the remaining free space */ + FreedNodeOffset = CurrNodeOffset + CurrNodePtr->BufferSize + sizeof (BIOS_BUFFER_NODE); + FreedNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + FreedNodeOffset); + FreedNodePtr->BufferSize = AvailableHeapSize - sizeof (BIOS_BUFFER_NODE) - CurrNodePtr->BufferSize; + FreedNodePtr->NextNodeOffset = 0; + + /* Update the offsets for Allocated and Freed nodes */ + BiosHeapBasePtr->StartOfAllocatedNodes = CurrNodeOffset; + BiosHeapBasePtr->StartOfFreedNodes = FreedNodeOffset; + } else { + /* Find out whether BufferHandle has been allocated on the heap. */ + /* If it has, return AGESA_BOUNDS_CHK */ + CurrNodeOffset = BiosHeapBasePtr->StartOfAllocatedNodes; + CurrNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + CurrNodeOffset); + + while (CurrNodeOffset != 0) { + CurrNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + CurrNodeOffset); + if (CurrNodePtr->BufferHandle == AllocParams->BufferHandle) { + return AGESA_BOUNDS_CHK; + } + CurrNodeOffset = CurrNodePtr->NextNodeOffset; + /* If BufferHandle has not been allocated on the heap, CurrNodePtr here points + to the end of the allocated nodes list. + */ + + } + /* Find the node that best fits the requested buffer size */ + FreedNodeOffset = BiosHeapBasePtr->StartOfFreedNodes; + PrevNodeOffset = FreedNodeOffset; + BestFitNodeOffset = 0; + BestFitPrevNodeOffset = 0; + while (FreedNodeOffset != 0) { + FreedNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + FreedNodeOffset); + if (FreedNodePtr->BufferSize >= (AllocParams->BufferLength + sizeof (BIOS_BUFFER_NODE))) { + if (BestFitNodeOffset == 0) { + /* First node that fits the requested buffer size */ + BestFitNodeOffset = FreedNodeOffset; + BestFitPrevNodeOffset = PrevNodeOffset; + } else { + /* Find out whether current node is a better fit than the previous nodes */ + BestFitNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + BestFitNodeOffset); + if (BestFitNodePtr->BufferSize > FreedNodePtr->BufferSize) { + BestFitNodeOffset = FreedNodeOffset; + BestFitPrevNodeOffset = PrevNodeOffset; + } + } + } + PrevNodeOffset = FreedNodeOffset; + FreedNodeOffset = FreedNodePtr->NextNodeOffset; + } /* end of while loop */ + + if (BestFitNodeOffset == 0) { + /* If we could not find a node that fits the requested buffer */ + /* size, return AGESA_BOUNDS_CHK */ + return AGESA_BOUNDS_CHK; + } else { + BestFitNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + BestFitNodeOffset); + BestFitPrevNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + BestFitPrevNodeOffset); + + /* If BestFitNode is larger than the requested buffer, fragment the node further */ + if (BestFitNodePtr->BufferSize > (AllocParams->BufferLength + sizeof (BIOS_BUFFER_NODE))) { + NextFreeOffset = BestFitNodeOffset + AllocParams->BufferLength + sizeof (BIOS_BUFFER_NODE); + + NextFreePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + NextFreeOffset); + NextFreePtr->BufferSize = BestFitNodePtr->BufferSize - (AllocParams->BufferLength + sizeof (BIOS_BUFFER_NODE)); + NextFreePtr->NextNodeOffset = BestFitNodePtr->NextNodeOffset; + } else { + /* Otherwise, next free node is NextNodeOffset of BestFitNode */ + NextFreeOffset = BestFitNodePtr->NextNodeOffset; + } + + /* If BestFitNode is the first buffer in the list, then update + StartOfFreedNodes to reflect the new free node + */ + if (BestFitNodeOffset == BiosHeapBasePtr->StartOfFreedNodes) { + BiosHeapBasePtr->StartOfFreedNodes = NextFreeOffset; + } else { + BestFitPrevNodePtr->NextNodeOffset = NextFreeOffset; + } + + /* Add BestFitNode to the list of Allocated nodes */ + CurrNodePtr->NextNodeOffset = BestFitNodeOffset; + BestFitNodePtr->BufferSize = AllocParams->BufferLength; + BestFitNodePtr->BufferHandle = AllocParams->BufferHandle; + BestFitNodePtr->NextNodeOffset = 0; + + /* Remove BestFitNode from list of Freed nodes */ + AllocParams->BufferPointer = (UINT8 *) BestFitNodePtr + sizeof (BIOS_BUFFER_NODE); + } + } + + return AGESA_SUCCESS; +} + +AGESA_STATUS fam16kb_DeallocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + + UINT8 *BiosHeapBaseAddr; + UINT32 AllocNodeOffset; + UINT32 PrevNodeOffset; + UINT32 NextNodeOffset; + UINT32 FreedNodeOffset; + UINT32 EndNodeOffset; + BIOS_BUFFER_NODE *AllocNodePtr; + BIOS_BUFFER_NODE *PrevNodePtr; + BIOS_BUFFER_NODE *FreedNodePtr; + BIOS_BUFFER_NODE *NextNodePtr; + BIOS_HEAP_MANAGER *BiosHeapBasePtr; + AGESA_BUFFER_PARAMS *AllocParams; + + AllocParams = (AGESA_BUFFER_PARAMS *) ConfigPtr; + + BiosHeapBaseAddr = (UINT8 *) GetHeapBase(&(AllocParams->StdHeader)); + BiosHeapBasePtr = (BIOS_HEAP_MANAGER *) BiosHeapBaseAddr; + + /* Find target node to deallocate in list of allocated nodes. + Return AGESA_BOUNDS_CHK if the BufferHandle is not found + */ + AllocNodeOffset = BiosHeapBasePtr->StartOfAllocatedNodes; + AllocNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + AllocNodeOffset); + PrevNodeOffset = AllocNodeOffset; + + while (AllocNodePtr->BufferHandle != AllocParams->BufferHandle) { + if (AllocNodePtr->NextNodeOffset == 0) { + return AGESA_BOUNDS_CHK; + } + PrevNodeOffset = AllocNodeOffset; + AllocNodeOffset = AllocNodePtr->NextNodeOffset; + AllocNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + AllocNodeOffset); + } + + /* Remove target node from list of allocated nodes */ + PrevNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + PrevNodeOffset); + PrevNodePtr->NextNodeOffset = AllocNodePtr->NextNodeOffset; + + /* Zero out the buffer, and clear the BufferHandle */ + LibAmdMemFill ((UINT8 *)AllocNodePtr + sizeof (BIOS_BUFFER_NODE), 0, AllocNodePtr->BufferSize, &(AllocParams->StdHeader)); + AllocNodePtr->BufferHandle = 0; + AllocNodePtr->BufferSize += sizeof (BIOS_BUFFER_NODE); + + /* Add deallocated node in order to the list of freed nodes */ + FreedNodeOffset = BiosHeapBasePtr->StartOfFreedNodes; + FreedNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + FreedNodeOffset); + + EndNodeOffset = AllocNodeOffset + AllocNodePtr->BufferSize; + + if (AllocNodeOffset < FreedNodeOffset) { + /* Add to the start of the freed list */ + if (EndNodeOffset == FreedNodeOffset) { + /* If the freed node is adjacent to the first node in the list, concatenate both nodes */ + AllocNodePtr->BufferSize += FreedNodePtr->BufferSize; + AllocNodePtr->NextNodeOffset = FreedNodePtr->NextNodeOffset; + + /* Clear the BufferSize and NextNodeOffset of the previous first node */ + FreedNodePtr->BufferSize = 0; + FreedNodePtr->NextNodeOffset = 0; + + } else { + /* Otherwise, add freed node to the start of the list + Update NextNodeOffset and BufferSize to include the + size of BIOS_BUFFER_NODE + */ + AllocNodePtr->NextNodeOffset = FreedNodeOffset; + } + /* Update StartOfFreedNodes to the new first node */ + BiosHeapBasePtr->StartOfFreedNodes = AllocNodeOffset; + } else { + /* Traverse list of freed nodes to find where the deallocated node + should be place + */ + NextNodeOffset = FreedNodeOffset; + NextNodePtr = FreedNodePtr; + while (AllocNodeOffset > NextNodeOffset) { + PrevNodeOffset = NextNodeOffset; + if (NextNodePtr->NextNodeOffset == 0) { + break; + } + NextNodeOffset = NextNodePtr->NextNodeOffset; + NextNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + NextNodeOffset); + } + + /* If deallocated node is adjacent to the next node, + concatenate both nodes + */ + if (NextNodeOffset == EndNodeOffset) { + NextNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + NextNodeOffset); + AllocNodePtr->BufferSize += NextNodePtr->BufferSize; + AllocNodePtr->NextNodeOffset = NextNodePtr->NextNodeOffset; + + NextNodePtr->BufferSize = 0; + NextNodePtr->NextNodeOffset = 0; + } else { + /*AllocNodePtr->NextNodeOffset = FreedNodePtr->NextNodeOffset; */ + AllocNodePtr->NextNodeOffset = NextNodeOffset; + } + /* If deallocated node is adjacent to the previous node, + concatenate both nodes + */ + PrevNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + PrevNodeOffset); + EndNodeOffset = PrevNodeOffset + PrevNodePtr->BufferSize; + if (AllocNodeOffset == EndNodeOffset) { + PrevNodePtr->NextNodeOffset = AllocNodePtr->NextNodeOffset; + PrevNodePtr->BufferSize += AllocNodePtr->BufferSize; + + AllocNodePtr->BufferSize = 0; + AllocNodePtr->NextNodeOffset = 0; + } else { + PrevNodePtr->NextNodeOffset = AllocNodeOffset; + } + } + return AGESA_SUCCESS; +} + +AGESA_STATUS fam16kb_LocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + UINT32 AllocNodeOffset; + UINT8 *BiosHeapBaseAddr; + BIOS_BUFFER_NODE *AllocNodePtr; + BIOS_HEAP_MANAGER *BiosHeapBasePtr; + AGESA_BUFFER_PARAMS *AllocParams; + + AllocParams = (AGESA_BUFFER_PARAMS *) ConfigPtr; + + BiosHeapBaseAddr = (UINT8 *) GetHeapBase(&(AllocParams->StdHeader)); + BiosHeapBasePtr = (BIOS_HEAP_MANAGER *) BiosHeapBaseAddr; + + AllocNodeOffset = BiosHeapBasePtr->StartOfAllocatedNodes; + AllocNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + AllocNodeOffset); + + while (AllocParams->BufferHandle != AllocNodePtr->BufferHandle) { + if (AllocNodePtr->NextNodeOffset == 0) { + AllocParams->BufferPointer = NULL; + AllocParams->BufferLength = 0; + return AGESA_BOUNDS_CHK; + } else { + AllocNodeOffset = AllocNodePtr->NextNodeOffset; + AllocNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + AllocNodeOffset); + } + } + + AllocParams->BufferPointer = (UINT8 *) ((UINT8 *) AllocNodePtr + sizeof (BIOS_BUFFER_NODE)); + AllocParams->BufferLength = AllocNodePtr->BufferSize; + + return AGESA_SUCCESS; + +} + +CONST IDS_NV_ITEM IdsData[] = +{ + { + 0xFFFF, + 0xFFFF + } +}; + +#define NUM_IDS_ENTRIES (sizeof (IdsData) / sizeof (IDS_NV_ITEM)) + +AGESA_STATUS fam16kb_GetIdsInitData (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + UINTN i; + IDS_NV_ITEM *IdsPtr; + + IdsPtr = ((IDS_CALLOUT_STRUCT *) ConfigPtr)->IdsNvPtr; + + if (Data == IDS_CALLOUT_INIT) { + for (i = 0; i < NUM_IDS_ENTRIES; i++) { + IdsPtr[i].IdsNvValue = IdsData[i].IdsNvValue; + IdsPtr[i].IdsNvId = IdsData[i].IdsNvId; + } + } + return AGESA_SUCCESS; +} + +AGESA_STATUS fam16kb_Reset (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + AGESA_STATUS Status; + UINT8 Value; + UINTN ResetType; + AMD_CONFIG_PARAMS *StdHeader; + + ResetType = Data; + StdHeader = ConfigPtr; + + // + // Perform the RESET based upon the ResetType. In case of + // WARM_RESET_WHENVER and COLD_RESET_WHENEVER, the request will go to + // AmdResetManager. During the critical condition, where reset is required + // immediately, the reset will be invoked directly by writing 0x04 to port + // 0xCF9 (Reset Port). + // + switch (ResetType) { + case WARM_RESET_WHENEVER: + case COLD_RESET_WHENEVER: + break; + + case WARM_RESET_IMMEDIATELY: + case COLD_RESET_IMMEDIATELY: + Value = 0x06; + LibAmdIoWrite (AccessWidth8, 0xCf9, &Value, StdHeader); + break; + + default: + break; + } + + Status = 0; + return Status; +} + +AGESA_STATUS fam16kb_RunFuncOnAp (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + AGESA_STATUS Status; + + Status = agesawrapper_amdlaterunaptask (Func, Data, ConfigPtr); + return Status; +} + +/* Call the host environment interface to provide a user hook opportunity. */ +AGESA_STATUS fam16kb_HookBeforeDQSTraining (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + return AGESA_SUCCESS; +} + +/* Call the host environment interface to provide a user hook opportunity. */ +AGESA_STATUS fam16kb_HookBeforeExitSelfRefresh (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + return AGESA_SUCCESS; +} + +AGESA_STATUS fam16kb_DefaultRet (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + return AGESA_UNSUPPORTED; +} + + +AGESA_STATUS fam16kb_HookGfxGetVbiosImage(UINT32 Func, UINT32 FchData, VOID *ConfigPrt) +{ + GFX_VBIOS_IMAGE_INFO *pVbiosImageInfo = (GFX_VBIOS_IMAGE_INFO *)ConfigPrt; + pVbiosImageInfo->ImagePtr = cbfs_get_file_content( + CBFS_DEFAULT_MEDIA, "pci"CONFIG_VGA_BIOS_ID".rom", + CBFS_TYPE_OPTIONROM); + /* printk(BIOS_DEBUG, "IMGptr=%x\n", pVbiosImageInfo->ImagePtr); */ + return pVbiosImageInfo->ImagePtr == NULL ? AGESA_WARNING : AGESA_SUCCESS; +} + +AGESA_STATUS fam16kb_ReadSpd (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + AGESA_STATUS Status; + Status = AmdMemoryReadSPD (Func, Data, ConfigPtr); + + return Status; +} diff --git a/src/northbridge/amd/agesa/family16kb/fam16kb_callouts.h b/src/northbridge/amd/agesa/family16kb/fam16kb_callouts.h new file mode 100644 index 0000000..c17a20d --- /dev/null +++ b/src/northbridge/amd/agesa/family16kb/fam16kb_callouts.h @@ -0,0 +1,54 @@ +/* + * 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 CALLOUTS_AMD_AGESA_FAM16KB_H +#define CALLOUTS_AMD_AGESA_FAM16KB_H + +#include "Porting.h" +#include "AGESA.h" + +#define BIOS_HEAP_START_ADDRESS 0x010000000 +#define BIOS_HEAP_SIZE 0x30000 +#define BSP_STACK_BASE_ADDR 0x30000 + + +typedef struct _BIOS_HEAP_MANAGER { + UINT32 StartOfAllocatedNodes; + UINT32 StartOfFreedNodes; +} BIOS_HEAP_MANAGER; + +typedef struct _BIOS_BUFFER_NODE { + UINT32 BufferHandle; + UINT32 BufferSize; + UINT32 NextNodeOffset; +} BIOS_BUFFER_NODE; + +AGESA_STATUS fam16kb_AllocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +AGESA_STATUS fam16kb_DeallocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +AGESA_STATUS fam16kb_LocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +AGESA_STATUS fam16kb_GetIdsInitData (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +AGESA_STATUS fam16kb_Reset (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +AGESA_STATUS fam16kb_RunFuncOnAp (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +AGESA_STATUS fam16kb_HookBeforeDQSTraining (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +AGESA_STATUS fam16kb_HookBeforeExitSelfRefresh (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +AGESA_STATUS fam16kb_DefaultRet (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +AGESA_STATUS fam16kb_HookGfxGetVbiosImage(UINT32 Func, UINT32 FchData, VOID *ConfigPrt); +AGESA_STATUS fam16kb_ReadSpd (UINT32 Func, UINT32 Data, VOID *ConfigPtr); + +#endif /* CALLOUTS_AMD_AGESA_FAM16KB_H */ diff --git a/src/northbridge/amd/agesa/family16kb/northbridge.c b/src/northbridge/amd/agesa/family16kb/northbridge.c new file mode 100644 index 0000000..cd37d2f --- /dev/null +++ b/src/northbridge/amd/agesa/family16kb/northbridge.c @@ -0,0 +1,1151 @@ +/* + * 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 <console/console.h> +#include <arch/io.h> +#include <stdint.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <device/hypertransport.h> +#include <stdlib.h> +#include <string.h> +#include <lib.h> +#include <cpu/cpu.h> +#include <cbmem.h> + +#include <cpu/x86/lapic.h> +#include <cpu/amd/mtrr.h> + +#include <Porting.h> +#include <AGESA.h> +#include <Options.h> +#include <Topology.h> +#include <cpu/amd/amdfam16.h> +#include <cpuRegisters.h> +#include "agesawrapper.h" +#include "northbridge.h" + +#define MAX_NODE_NUMS (MAX_NODES * MAX_DIES) + +#if (defined CONFIG_EXT_CONF_SUPPORT) && CONFIG_EXT_CONF_SUPPORT == 1 +#error CONFIG_EXT_CONF_SUPPORT == 1 not support anymore! +#endif + +typedef struct dram_base_mask { + u32 base; //[47:27] at [28:8] + u32 mask; //[47:27] at [28:8] and enable at bit 0 +} dram_base_mask_t; + +static unsigned node_nums; +static unsigned sblink; +static device_t __f0_dev[MAX_NODE_NUMS]; +static device_t __f1_dev[MAX_NODE_NUMS]; +static device_t __f2_dev[MAX_NODE_NUMS]; +static device_t __f4_dev[MAX_NODE_NUMS]; +static unsigned fx_devs = 0; + +static dram_base_mask_t get_dram_base_mask(u32 nodeid) +{ + device_t dev; + dram_base_mask_t d; + dev = __f1_dev[0]; + u32 temp; + temp = pci_read_config32(dev, 0x44 + (nodeid << 3)); //[39:24] at [31:16] + d.mask = ((temp & 0xfff80000)>>(8+3)); // mask out DramMask [26:24] too + temp = pci_read_config32(dev, 0x144 + (nodeid <<3)) & 0xff; //[47:40] at [7:0] + d.mask |= temp<<21; + temp = pci_read_config32(dev, 0x40 + (nodeid << 3)); //[39:24] at [31:16] + d.mask |= (temp & 1); // enable bit + d.base = ((temp & 0xfff80000)>>(8+3)); // mask out DramBase [26:24) too + temp = pci_read_config32(dev, 0x140 + (nodeid <<3)) & 0xff; //[47:40] at [7:0] + d.base |= temp<<21; + return d; +} + +static void set_io_addr_reg(device_t dev, u32 nodeid, u32 linkn, u32 reg, + u32 io_min, u32 io_max) +{ + u32 i; + u32 tempreg; + /* io range allocation */ + tempreg = (nodeid&0xf) | ((nodeid & 0x30)<<(8-4)) | (linkn<<4) | ((io_max&0xf0)<<(12-4)); //limit + for (i=0; i<node_nums; i++) + pci_write_config32(__f1_dev[i], reg+4, tempreg); + tempreg = 3 /*| ( 3<<4)*/ | ((io_min&0xf0)<<(12-4)); //base :ISA and VGA ? +#if 0 + // FIXME: can we use VGA reg instead? + if (dev->link[link].bridge_ctrl & PCI_BRIDGE_CTL_VGA) { + printk(BIOS_SPEW, "%s, enabling legacy VGA IO forwarding for %s link %s\n", + __func__, dev_path(dev), link); + tempreg |= PCI_IO_BASE_VGA_EN; + } + if (dev->link[link].bridge_ctrl & PCI_BRIDGE_CTL_NO_ISA) { + tempreg |= PCI_IO_BASE_NO_ISA; + } +#endif + for (i=0; i<node_nums; i++) + pci_write_config32(__f1_dev[i], reg, tempreg); +} + +static void set_mmio_addr_reg(u32 nodeid, u32 linkn, u32 reg, u32 index, u32 mmio_min, u32 mmio_max, u32 nodes) +{ + u32 i; + u32 tempreg; + /* io range allocation */ + tempreg = (nodeid&0xf) | (linkn<<4) | (mmio_max&0xffffff00); //limit + for (i=0; i<nodes; i++) + pci_write_config32(__f1_dev[i], reg+4, tempreg); + tempreg = 3 | (nodeid & 0x30) | (mmio_min&0xffffff00); + for (i=0; i<node_nums; i++) + pci_write_config32(__f1_dev[i], reg, tempreg); +} + +static device_t get_node_pci(u32 nodeid, u32 fn) +{ +#if MAX_NODE_NUMS + CONFIG_CDB >= 32 + if ((CONFIG_CDB + nodeid) < 32) { + return dev_find_slot(CONFIG_CBB, PCI_DEVFN(CONFIG_CDB + nodeid, fn)); + } else { + return dev_find_slot(CONFIG_CBB-1, PCI_DEVFN(CONFIG_CDB + nodeid - 32, fn)); + } +#else + return dev_find_slot(CONFIG_CBB, PCI_DEVFN(CONFIG_CDB + nodeid, fn)); +#endif +} + +static void get_fx_devs(void) +{ + int i; + for (i = 0; i < MAX_NODE_NUMS; i++) { + __f0_dev[i] = get_node_pci(i, 0); + __f1_dev[i] = get_node_pci(i, 1); + __f2_dev[i] = get_node_pci(i, 2); + __f4_dev[i] = get_node_pci(i, 4); + if (__f0_dev[i] != NULL && __f1_dev[i] != NULL) + fx_devs = i+1; + } + if (__f1_dev[0] == NULL || __f0_dev[0] == NULL || fx_devs == 0) { + die("Cannot find 0:0x18.[0|1]\n"); + } + printk(BIOS_DEBUG, "fx_devs=0x%x\n", fx_devs); +} + +static u32 f1_read_config32(unsigned reg) +{ + if (fx_devs == 0) + get_fx_devs(); + return pci_read_config32(__f1_dev[0], reg); +} + +static void f1_write_config32(unsigned reg, u32 value) +{ + int i; + if (fx_devs == 0) + get_fx_devs(); + for(i = 0; i < fx_devs; i++) { + device_t dev; + dev = __f1_dev[i]; + if (dev && dev->enabled) { + pci_write_config32(dev, reg, value); + } + } +} + +static u32 amdfam16_nodeid(device_t dev) +{ +#if MAX_NODE_NUMS == 64 + unsigned busn; + busn = dev->bus->secondary; + if (busn != CONFIG_CBB) { + return (dev->path.pci.devfn >> 3) - CONFIG_CDB + 32; + } else { + return (dev->path.pci.devfn >> 3) - CONFIG_CDB; + } + +#else + return (dev->path.pci.devfn >> 3) - CONFIG_CDB; +#endif +} + +static void set_vga_enable_reg(u32 nodeid, u32 linkn) +{ + u32 val; + + val = 1 | (nodeid<<4) | (linkn<<12); + /* it will routing + * (1)mmio 0xa0000:0xbffff + * (2)io 0x3b0:0x3bb, 0x3c0:0x3df + */ + f1_write_config32(0xf4, val); + +} + +/** + * @return + * @retval 2 resoure does not exist, usable + * @retval 0 resource exists, not usable + * @retval 1 resource exist, resource has been allocated before + */ +static int reg_useable(unsigned reg, device_t goal_dev, unsigned goal_nodeid, + unsigned goal_link) +{ + struct resource *res; + unsigned nodeid, link = 0; + int result; + res = 0; + for (nodeid = 0; !res && (nodeid < fx_devs); nodeid++) { + device_t dev; + dev = __f0_dev[nodeid]; + if (!dev) + continue; + for (link = 0; !res && (link < 8); link++) { + res = probe_resource(dev, IOINDEX(0x1000 + reg, link)); + } + } + result = 2; + if (res) { + result = 0; + if ((goal_link == (link - 1)) && + (goal_nodeid == (nodeid - 1)) && + (res->flags <= 1)) { + result = 1; + } + } + return result; +} + +static struct resource *amdfam16_find_iopair(device_t dev, unsigned nodeid, unsigned link) +{ + struct resource *resource; + u32 free_reg, reg; + resource = 0; + free_reg = 0; + for (reg = 0xc0; reg <= 0xd8; reg += 0x8) { + int result; + result = reg_useable(reg, dev, nodeid, link); + if (result == 1) { + /* I have been allocated this one */ + break; + } + else if (result > 1) { + /* I have a free register pair */ + free_reg = reg; + } + } + if (reg > 0xd8) { + reg = free_reg; // if no free, the free_reg still be 0 + } + + resource = new_resource(dev, IOINDEX(0x1000 + reg, link)); + + return resource; +} + +static struct resource *amdfam16_find_mempair(device_t dev, u32 nodeid, u32 link) +{ + struct resource *resource; + u32 free_reg, reg; + resource = 0; + free_reg = 0; + for (reg = 0x80; reg <= 0xb8; reg += 0x8) { + int result; + result = reg_useable(reg, dev, nodeid, link); + if (result == 1) { + /* I have been allocated this one */ + break; + } + else if (result > 1) { + /* I have a free register pair */ + free_reg = reg; + } + } + if (reg > 0xb8) { + reg = free_reg; + } + + resource = new_resource(dev, IOINDEX(0x1000 + reg, link)); + return resource; +} + +static void amdfam16_link_read_bases(device_t dev, u32 nodeid, u32 link) +{ + struct resource *resource; + + /* Initialize the io space constraints on the current bus */ + resource = amdfam16_find_iopair(dev, nodeid, link); + if (resource) { + u32 align; + align = log2(HT_IO_HOST_ALIGN); + resource->base = 0; + resource->size = 0; + resource->align = align; + resource->gran = align; + resource->limit = 0xffffUL; + resource->flags = IORESOURCE_IO | IORESOURCE_BRIDGE; + } + + /* Initialize the prefetchable memory constraints on the current bus */ + resource = amdfam16_find_mempair(dev, nodeid, link); + if (resource) { + resource->base = 0; + resource->size = 0; + resource->align = log2(HT_MEM_HOST_ALIGN); + resource->gran = log2(HT_MEM_HOST_ALIGN); + resource->limit = 0xffffffffffULL; + resource->flags = IORESOURCE_MEM | IORESOURCE_PREFETCH; + resource->flags |= IORESOURCE_BRIDGE; + } + + /* Initialize the memory constraints on the current bus */ + resource = amdfam16_find_mempair(dev, nodeid, link); + if (resource) { + resource->base = 0; + resource->size = 0; + resource->align = log2(HT_MEM_HOST_ALIGN); + resource->gran = log2(HT_MEM_HOST_ALIGN); + resource->limit = 0xffffffffffULL; + resource->flags = IORESOURCE_MEM | IORESOURCE_BRIDGE; + } + +} + +static void read_resources(device_t dev) +{ + u32 nodeid; + struct bus *link; + + nodeid = amdfam16_nodeid(dev); + for (link = dev->link_list; link; link = link->next) { + if (link->children) { + amdfam16_link_read_bases(dev, nodeid, link->link_num); + } + } +} + +static void set_resource(device_t dev, struct resource *resource, u32 nodeid) +{ + resource_t rbase, rend; + unsigned reg, link_num; + char buf[50]; + + /* Make certain the resource has actually been set */ + if (!(resource->flags & IORESOURCE_ASSIGNED)) { + return; + } + + /* If I have already stored this resource don't worry about it */ + if (resource->flags & IORESOURCE_STORED) { + return; + } + + /* Only handle PCI memory and IO resources */ + if (!(resource->flags & (IORESOURCE_MEM | IORESOURCE_IO))) + return; + + /* Ensure I am actually looking at a resource of function 1 */ + if ((resource->index & 0xffff) < 0x1000) { + return; + } + /* Get the base address */ + rbase = resource->base; + + /* Get the limit (rounded up) */ + rend = resource_end(resource); + + /* Get the register and link */ + reg = resource->index & 0xfff; // 4k + link_num = IOINDEX_LINK(resource->index); + + if (resource->flags & IORESOURCE_IO) { + set_io_addr_reg(dev, nodeid, link_num, reg, rbase>>8, rend>>8); + } + else if (resource->flags & IORESOURCE_MEM) { + set_mmio_addr_reg(nodeid, link_num, reg, (resource->index >>24), rbase>>8, rend>>8, node_nums) ;// [39:8] + } + resource->flags |= IORESOURCE_STORED; + sprintf(buf, " <node %x link %x>", + nodeid, link_num); + report_resource_stored(dev, resource, buf); +} + +/** + * I tried to reuse the resource allocation code in set_resource() + * but it is too difficult to deal with the resource allocation magic. + */ + +static void create_vga_resource(device_t dev, unsigned nodeid) +{ + struct bus *link; + + /* find out which link the VGA card is connected, + * we only deal with the 'first' vga card */ + for (link = dev->link_list; link; link = link->next) { + if (link->bridge_ctrl & PCI_BRIDGE_CTL_VGA) { +#if CONFIG_MULTIPLE_VGA_ADAPTERS + extern device_t vga_pri; // the primary vga device, defined in device.c + printk(BIOS_DEBUG, "VGA: vga_pri bus num = %d bus range [%d,%d]\n", vga_pri->bus->secondary, + link->secondary,link->subordinate); + /* We need to make sure the vga_pri is under the link */ + if((vga_pri->bus->secondary >= link->secondary ) && + (vga_pri->bus->secondary <= link->subordinate ) + ) +#endif + break; + } + } + + /* no VGA card installed */ + if (link == NULL) + return; + + printk(BIOS_DEBUG, "VGA: %s (aka node %d) link %d has VGA device\n", dev_path(dev), nodeid, sblink); + set_vga_enable_reg(nodeid, sblink); +} + +static void set_resources(device_t dev) +{ + unsigned nodeid; + struct bus *bus; + struct resource *res; + + /* Find the nodeid */ + nodeid = amdfam16_nodeid(dev); + + create_vga_resource(dev, nodeid); //TODO: do we need this? + + /* Set each resource we have found */ + for (res = dev->resource_list; res; res = res->next) { + set_resource(dev, res, nodeid); + } + + for (bus = dev->link_list; bus; bus = bus->next) { + if (bus->children) { + assign_resources(bus); + } + } +} + +static void northbridge_init(struct device *dev) +{ +} +#if 0 /* TODO: Check if needed. */ +static unsigned scan_chains(device_t dev, unsigned max) +{ + unsigned nodeid; + struct bus *link; + device_t io_hub = NULL; + u32 next_unitid = 0x18; + nodeid = amdfam16_nodeid(dev); + if (nodeid == 0) { + for (link = dev->link_list; link; link = link->next) { + //if (link->link_num == sblink) { /* devicetree put IO Hub on link_lsit[sblink] */ + if (link->link_num == 0) { /* devicetree put IO Hub on link_lsit[0] */ + io_hub = link->children; + if (!io_hub || !io_hub->enabled) { + die("I can't find the IO Hub, or IO Hub not enabled, please check the device tree.\n"); + } + /* Now that nothing is overlapping it is safe to scan the children. */ + max = pci_scan_bus(link, 0x00, ((next_unitid - 1) << 3) | 7, 0); + } + } + } + return max; +} +#endif +static struct device_operations northbridge_operations = { + .read_resources = read_resources, + .set_resources = set_resources, + .enable_resources = pci_dev_enable_resources, + .init = northbridge_init, + //.scan_bus = scan_chains, /* TODO: */ + .enable = 0, + .ops_pci = 0, +}; + +static const struct pci_driver family16_northbridge __pci_driver = { + .ops = &northbridge_operations, + .vendor = PCI_VENDOR_ID_AMD, + .device = PCI_DEVICE_ID_AMD_16H_MODEL_000F_NB_HT, +}; + +static const struct pci_driver family10_northbridge __pci_driver = { + .ops = &northbridge_operations, + .vendor = PCI_VENDOR_ID_AMD, + .device = PCI_DEVICE_ID_AMD_10H_NB_HT, +}; + +struct chip_operations northbridge_amd_agesa_family16kb_ops = { + CHIP_NAME("AMD FAM16 Northbridge") + .enable_dev = 0, +}; + +static void domain_read_resources(device_t dev) +{ + unsigned reg; + + /* Find the already assigned resource pairs */ + get_fx_devs(); + for (reg = 0x80; reg <= 0xd8; reg+= 0x08) { + u32 base, limit; + base = f1_read_config32(reg); + limit = f1_read_config32(reg + 0x04); + /* Is this register allocated? */ + if ((base & 3) != 0) { + unsigned nodeid, reg_link; + device_t reg_dev; + if (reg<0xc0) { // mmio + nodeid = (limit & 0xf) + (base&0x30); + } else { // io + nodeid = (limit & 0xf) + ((base>>4)&0x30); + } + reg_link = (limit >> 4) & 7; + reg_dev = __f0_dev[nodeid]; + if (reg_dev) { + /* Reserve the resource */ + struct resource *res; + res = new_resource(reg_dev, IOINDEX(0x1000 + reg, reg_link)); + if (res) { + res->flags = 1; + } + } + } + } + /* FIXME: do we need to check extend conf space? + I don't believe that much preset value */ + +#if !CONFIG_PCI_64BIT_PREF_MEM + pci_domain_read_resources(dev); + +#else + struct bus *link; + struct resource *resource; + for (link=dev->link_list; link; link = link->next) { + /* Initialize the system wide io space constraints */ + resource = new_resource(dev, 0|(link->link_num<<2)); + resource->base = 0x400; + resource->limit = 0xffffUL; + resource->flags = IORESOURCE_IO; + + /* Initialize the system wide prefetchable memory resources constraints */ + resource = new_resource(dev, 1|(link->link_num<<2)); + resource->limit = 0xfcffffffffULL; + resource->flags = IORESOURCE_MEM | IORESOURCE_PREFETCH; + + /* Initialize the system wide memory resources constraints */ + resource = new_resource(dev, 2|(link->link_num<<2)); + resource->limit = 0xfcffffffffULL; + resource->flags = IORESOURCE_MEM; + } +#endif +} + +extern u8 acpi_slp_type; + +static void domain_enable_resources(device_t dev) +{ + u32 val; +#if CONFIG_HAVE_ACPI_RESUME + if (acpi_slp_type == 3) + agesawrapper_fchs3laterestore(); +#endif + + /* Must be called after PCI enumeration and resource allocation */ + printk(BIOS_DEBUG, "\nFam16 - domain_enable_resources: AmdInitMid.\n"); +#if CONFIG_HAVE_ACPI_RESUME + if (acpi_slp_type != 3) { + printk(BIOS_DEBUG, "agesawrapper_amdinitmid "); + val = agesawrapper_amdinitmid (); + if (val) + printk(BIOS_DEBUG, "error level: %x \n", val); + else + printk(BIOS_DEBUG, "passed.\n"); + } +#else + printk(BIOS_DEBUG, "agesawrapper_amdinitmid "); + val = agesawrapper_amdinitmid (); + if (val) + printk(BIOS_DEBUG, "error level: %x \n", val); + else + printk(BIOS_DEBUG, "passed.\n"); +#endif + + printk(BIOS_DEBUG, " ader - leaving domain_enable_resources.\n"); +} + +#if CONFIG_HW_MEM_HOLE_SIZEK != 0 +struct hw_mem_hole_info { + unsigned hole_startk; + int node_id; +}; +static struct hw_mem_hole_info get_hw_mem_hole_info(void) +{ + struct hw_mem_hole_info mem_hole; + int i; + mem_hole.hole_startk = CONFIG_HW_MEM_HOLE_SIZEK; + mem_hole.node_id = -1; + for (i = 0; i < node_nums; i++) { + dram_base_mask_t d; + u32 hole; + d = get_dram_base_mask(i); + if (!(d.mask & 1)) continue; // no memory on this node + hole = pci_read_config32(__f1_dev[i], 0xf0); + if (hole & 2) { // we find the hole + mem_hole.hole_startk = (hole & (0xff<<24)) >> 10; + mem_hole.node_id = i; // record the node No with hole + break; // only one hole + } + } + //We need to double check if there is speical set on base reg and limit reg are not continous instead of hole, it will find out it's hole_startk + if (mem_hole.node_id == -1) { + resource_t limitk_pri = 0; + for (i=0; i<node_nums; i++) { + dram_base_mask_t d; + resource_t base_k, limit_k; + d = get_dram_base_mask(i); + if (!(d.base & 1)) continue; + base_k = ((resource_t)(d.base & 0x1fffff00)) <<9; + if (base_k > 4 *1024 * 1024) break; // don't need to go to check + if (limitk_pri != base_k) { // we find the hole + mem_hole.hole_startk = (unsigned)limitk_pri; // must beblow 4G + mem_hole.node_id = i; + break; //only one hole + } + limit_k = ((resource_t)(((d.mask & ~1) + 0x000FF) & 0x1fffff00)) << 9; + limitk_pri = limit_k; + } + } + return mem_hole; +} +#endif + +#define ONE_MB_SHIFT 20 + +static void setup_uma_memory(void) +{ +#if CONFIG_GFXUMA + uint32_t topmem = (uint32_t) bsp_topmem(); + uint32_t sys_mem; + + /* refer to UMA Size Consideration in Family16h BKDG. */ + /* Please reference MemNGetUmaSizeOR () */ + /* + * Total system memory UMASize + * >= 2G 512M + * >=1G 256M + * <1G 64M + */ + sys_mem = topmem + (16 << ONE_MB_SHIFT); // Ignore 16MB allocated for C6 when finding UMA size + if ((bsp_topmem2()>>32) || (sys_mem >= 2048 << ONE_MB_SHIFT)) { + uma_memory_size = 512 << ONE_MB_SHIFT; + } else if (sys_mem >= 1024 << ONE_MB_SHIFT) { + uma_memory_size = 256 << ONE_MB_SHIFT; + } else { + uma_memory_size = 64 << ONE_MB_SHIFT; + } + uma_memory_base = topmem - uma_memory_size; /* TOP_MEM1 */ + + printk(BIOS_INFO, "%s: uma size 0x%08llx, memory start 0x%08llx\n", + __func__, uma_memory_size, uma_memory_base); + + /* TODO: TOP_MEM2 */ +#endif +} + + +static void domain_set_resources(device_t dev) +{ +#if CONFIG_PCI_64BIT_PREF_MEM + struct resource *io, *mem1, *mem2; + struct resource *res; +#endif + unsigned long mmio_basek; + u32 pci_tolm; + int i, idx; + struct bus *link; +#if CONFIG_HW_MEM_HOLE_SIZEK != 0 + struct hw_mem_hole_info mem_hole; + u32 reset_memhole = 1; +#endif + +#if CONFIG_PCI_64BIT_PREF_MEM + + for (link = dev->link_list; link; link = link->next) { + /* Now reallocate the pci resources memory with the + * highest addresses I can manage. + */ + mem1 = find_resource(dev, 1|(link->link_num<<2)); + mem2 = find_resource(dev, 2|(link->link_num<<2)); + + printk(BIOS_DEBUG, "base1: 0x%08Lx limit1: 0x%08Lx size: 0x%08Lx align: %d\n", + mem1->base, mem1->limit, mem1->size, mem1->align); + printk(BIOS_DEBUG, "base2: 0x%08Lx limit2: 0x%08Lx size: 0x%08Lx align: %d\n", + mem2->base, mem2->limit, mem2->size, mem2->align); + + /* See if both resources have roughly the same limits */ + if (((mem1->limit <= 0xffffffff) && (mem2->limit <= 0xffffffff)) || + ((mem1->limit > 0xffffffff) && (mem2->limit > 0xffffffff))) + { + /* If so place the one with the most stringent alignment first */ + if (mem2->align > mem1->align) { + struct resource *tmp; + tmp = mem1; + mem1 = mem2; + mem2 = tmp; + } + /* Now place the memory as high up as it will go */ + mem2->base = resource_max(mem2); + mem1->limit = mem2->base - 1; + mem1->base = resource_max(mem1); + } + else { + /* Place the resources as high up as they will go */ + mem2->base = resource_max(mem2); + mem1->base = resource_max(mem1); + } + + printk(BIOS_DEBUG, "base1: 0x%08Lx limit1: 0x%08Lx size: 0x%08Lx align: %d\n", + mem1->base, mem1->limit, mem1->size, mem1->align); + printk(BIOS_DEBUG, "base2: 0x%08Lx limit2: 0x%08Lx size: 0x%08Lx align: %d\n", + mem2->base, mem2->limit, mem2->size, mem2->align); + } + + for (res = &dev->resource_list; res; res = res->next) + { + res->flags |= IORESOURCE_ASSIGNED; + res->flags |= IORESOURCE_STORED; + report_resource_stored(dev, res, ""); + } +#endif + + pci_tolm = 0xffffffffUL; + for (link = dev->link_list; link; link = link->next) { + pci_tolm = find_pci_tolm(link); + } + + // FIXME handle interleaved nodes. If you fix this here, please fix + // amdk8, too. + mmio_basek = pci_tolm >> 10; + /* Round mmio_basek to something the processor can support */ + mmio_basek &= ~((1 << 6) -1); + + // FIXME improve mtrr.c so we don't use up all of the mtrrs with a 64M + // MMIO hole. If you fix this here, please fix amdk8, too. + /* Round the mmio hole to 64M */ + mmio_basek &= ~((64*1024) - 1); + +#if CONFIG_HW_MEM_HOLE_SIZEK != 0 + /* if the hw mem hole is already set in raminit stage, here we will compare + * mmio_basek and hole_basek. if mmio_basek is bigger that hole_basek and will + * use hole_basek as mmio_basek and we don't need to reset hole. + * otherwise We reset the hole to the mmio_basek + */ + + mem_hole = get_hw_mem_hole_info(); + + // Use hole_basek as mmio_basek, and we don't need to reset hole anymore + if ((mem_hole.node_id != -1) && (mmio_basek > mem_hole.hole_startk)) { + mmio_basek = mem_hole.hole_startk; + reset_memhole = 0; + } +#endif + + idx = 0x10; + for (i = 0; i < node_nums; i++) { + dram_base_mask_t d; + resource_t basek, limitk, sizek; // 4 1T + + d = get_dram_base_mask(i); + + if (!(d.mask & 1)) continue; + basek = ((resource_t)(d.base & 0x1fffff00)) << 9; // could overflow, we may lost 6 bit here + limitk = ((resource_t)(((d.mask & ~1) + 0x000FF) & 0x1fffff00)) << 9 ; + + sizek = limitk - basek; + + /* see if we need a hole from 0xa0000 to 0xbffff */ + if ((basek < ((8*64)+(8*16))) && (sizek > ((8*64)+(16*16)))) { + ram_resource(dev, (idx | i), basek, ((8*64)+(8*16)) - basek); + idx += 0x10; + basek = (8*64)+(16*16); + sizek = limitk - ((8*64)+(16*16)); + + } + + //printk(BIOS_DEBUG, "node %d : mmio_basek=%08lx, basek=%08llx, limitk=%08llx\n", i, mmio_basek, basek, limitk); + + /* split the region to accomodate pci memory space */ + if ((basek < 4*1024*1024 ) && (limitk > mmio_basek)) { + if (basek <= mmio_basek) { + unsigned pre_sizek; + pre_sizek = mmio_basek - basek; + if (pre_sizek>0) { + ram_resource(dev, (idx | i), basek, pre_sizek); + idx += 0x10; + sizek -= pre_sizek; + if (high_tables_base==0) { + /* Leave some space for ACPI, PIRQ and MP tables */ +#if CONFIG_GFXUMA + high_tables_base = uma_memory_base - HIGH_MEMORY_SIZE; +#else + high_tables_base = (mmio_basek * 1024) - HIGH_MEMORY_SIZE; +#endif + high_tables_size = HIGH_MEMORY_SIZE; + printk(BIOS_DEBUG, " split: %dK table at =%08llx\n", + (u32)(high_tables_size / 1024), high_tables_base); + } + } + basek = mmio_basek; + } + if ((basek + sizek) <= 4*1024*1024) { + sizek = 0; + } + else { + uint64_t topmem2 = bsp_topmem2(); + basek = 4*1024*1024; + sizek = topmem2/1024 - basek; + } + } + + ram_resource(dev, (idx | i), basek, sizek); + idx += 0x10; + printk(BIOS_DEBUG, "node %d: mmio_basek=%08lx, basek=%08llx, limitk=%08llx\n", + i, mmio_basek, basek, limitk); + if (high_tables_base==0) { + /* Leave some space for ACPI, PIRQ and MP tables */ +#if CONFIG_GFXUMA + high_tables_base = uma_memory_base - HIGH_MEMORY_SIZE; +#else + high_tables_base = (limitk * 1024) - HIGH_MEMORY_SIZE; +#endif + high_tables_size = HIGH_MEMORY_SIZE; + } + } + +#if CONFIG_GFXUMA + uma_resource(dev, 7, uma_memory_base >> 10, uma_memory_size >> 10); +#endif + + for(link = dev->link_list; link; link = link->next) { + if (link->children) { + assign_resources(link); + } + } +} + +static struct device_operations pci_domain_ops = { + .read_resources = domain_read_resources, + .set_resources = domain_set_resources, + .enable_resources = domain_enable_resources, + .init = NULL, + .scan_bus = pci_domain_scan_bus, + +#if CONFIG_MMCONF_SUPPORT_DEFAULT + .ops_pci_bus = &pci_ops_mmconf, +#else + .ops_pci_bus = &pci_cf8_conf1, +#endif +}; + +static void sysconf_init(device_t dev) // first node +{ + sblink = (pci_read_config32(dev, 0x64)>>8) & 7; // don't forget sublink1 + node_nums = ((pci_read_config32(dev, 0x60)>>4) & 7) + 1; //NodeCnt[2:0] +} + +static void add_more_links(device_t dev, unsigned total_links) +{ + struct bus *link, *last = NULL; + int link_num; + + for (link = dev->link_list; link; link = link->next) + last = link; + + if (last) { + int links = total_links - last->link_num; + link_num = last->link_num; + if (links > 0) { + link = malloc(links*sizeof(*link)); + if (!link) + die("Couldn't allocate more links!\n"); + memset(link, 0, links*sizeof(*link)); + last->next = link; + } + } + else { + link_num = -1; + link = malloc(total_links*sizeof(*link)); + memset(link, 0, total_links*sizeof(*link)); + dev->link_list = link; + } + + for (link_num = link_num + 1; link_num < total_links; link_num++) { + link->link_num = link_num; + link->dev = dev; + link->next = link + 1; + last = link; + link = link->next; + } + last->next = NULL; +} + +static u32 cpu_bus_scan(device_t dev, u32 max) +{ + struct bus *cpu_bus; + device_t dev_mc; +#if CONFIG_CBB + device_t pci_domain; +#endif + int i,j; + int coreid_bits; + int core_max = 0; + unsigned ApicIdCoreIdSize; + unsigned core_nums; + int siblings = 0; + unsigned int family; + +#if CONFIG_CBB + dev_mc = dev_find_slot(0, PCI_DEVFN(CONFIG_CDB, 0)); //0x00 + if (dev_mc && dev_mc->bus) { + printk(BIOS_DEBUG, "%s found", dev_path(dev_mc)); + pci_domain = dev_mc->bus->dev; + if (pci_domain && (pci_domain->path.type == DEVICE_PATH_DOMAIN)) { + printk(BIOS_DEBUG, "\n%s move to ",dev_path(dev_mc)); + dev_mc->bus->secondary = CONFIG_CBB; // move to 0xff + printk(BIOS_DEBUG, "%s",dev_path(dev_mc)); + } else { + printk(BIOS_DEBUG, " but it is not under pci_domain directly "); + } + printk(BIOS_DEBUG, "\n"); + } + dev_mc = dev_find_slot(CONFIG_CBB, PCI_DEVFN(CONFIG_CDB, 0)); + if (!dev_mc) { + dev_mc = dev_find_slot(0, PCI_DEVFN(0x18, 0)); + if (dev_mc && dev_mc->bus) { + printk(BIOS_DEBUG, "%s found\n", dev_path(dev_mc)); + pci_domain = dev_mc->bus->dev; + if (pci_domain && (pci_domain->path.type == DEVICE_PATH_DOMAIN)) { + if ((pci_domain->link_list) && (pci_domain->link_list->children == dev_mc)) { + printk(BIOS_DEBUG, "%s move to ",dev_path(dev_mc)); + dev_mc->bus->secondary = CONFIG_CBB; // move to 0xff + printk(BIOS_DEBUG, "%s\n",dev_path(dev_mc)); + while (dev_mc) { + printk(BIOS_DEBUG, "%s move to ",dev_path(dev_mc)); + dev_mc->path.pci.devfn -= PCI_DEVFN(0x18,0); + printk(BIOS_DEBUG, "%s\n",dev_path(dev_mc)); + dev_mc = dev_mc->sibling; + } + } + } + } + } +#endif + dev_mc = dev_find_slot(CONFIG_CBB, PCI_DEVFN(CONFIG_CDB, 0)); + if (!dev_mc) { + printk(BIOS_ERR, "%02x:%02x.0 not found", CONFIG_CBB, CONFIG_CDB); + die(""); + } + sysconf_init(dev_mc); +#if CONFIG_CBB && (MAX_NODE_NUMS > 32) + if (node_nums>32) { // need to put node 32 to node 63 to bus 0xfe + if (pci_domain->link_list && !pci_domain->link_list->next) { + struct bus *new_link = new_link(pci_domain); + pci_domain->link_list->next = new_link; + new_link->link_num = 1; + new_link->dev = pci_domain; + new_link->children = 0; + printk(BIOS_DEBUG, "%s links now 2\n", dev_path(pci_domain)); + } + pci_domain->link_list->next->secondary = CONFIG_CBB - 1; + } +#endif + + /* Get Max Number of cores(MNC) */ + coreid_bits = (cpuid_ecx(AMD_CPUID_ASIZE_PCCOUNT) & 0x0000F000) >> 12; + core_max = 1 << (coreid_bits & 0x000F); //mnc + + ApicIdCoreIdSize = ((cpuid_ecx(0x80000008)>>12) & 0xF); + if (ApicIdCoreIdSize) { + core_nums = (1 << ApicIdCoreIdSize) - 1; + } else { + core_nums = 3; //quad core + } + + /* Find which cpus are present */ + cpu_bus = dev->link_list; + for (i = 0; i < node_nums; i++) { + device_t cdb_dev; + unsigned busn, devn; + struct bus *pbus; + + busn = CONFIG_CBB; + devn = CONFIG_CDB + i; + pbus = dev_mc->bus; +#if CONFIG_CBB && (MAX_NODE_NUMS > 32) + if (i >= 32) { + busn--; + devn -= 32; + pbus = pci_domain->link_list->next; + } +#endif + + /* Find the cpu's pci device */ + cdb_dev = dev_find_slot(busn, PCI_DEVFN(devn, 0)); + if (!cdb_dev) { + /* If I am probing things in a weird order + * ensure all of the cpu's pci devices are found. + */ + int fn; + for(fn = 0; fn <= 5; fn++) { //FBDIMM? + cdb_dev = pci_probe_dev(NULL, pbus, + PCI_DEVFN(devn, fn)); + } + cdb_dev = dev_find_slot(busn, PCI_DEVFN(devn, 0)); + } else { + /* Ok, We need to set the links for that device. + * otherwise the device under it will not be scanned + */ + int linknum; +#if CONFIG_HT3_SUPPORT + linknum = 8; +#else + linknum = 4; +#endif + add_more_links(cdb_dev, linknum); + } + + family = cpuid_eax(1); + family = (family >> 20) & 0xFF; + if (family == 1) { //f10 + u32 dword; + cdb_dev = dev_find_slot(busn, PCI_DEVFN(devn, 3)); + dword = pci_read_config32(cdb_dev, 0xe8); + siblings = ((dword & BIT15) >> 13) | ((dword & (BIT13 | BIT12)) >> 12); + } else if (family == 7) {//f16 + cdb_dev = dev_find_slot(busn, PCI_DEVFN(devn, 5)); + if (cdb_dev && cdb_dev->enabled) { + siblings = pci_read_config32(cdb_dev, 0x84); + siblings &= 0xFF; + } + } else { + siblings = 0; //default one core + } + int enable_node = cdb_dev && cdb_dev->enabled; + printk(BIOS_SPEW, "%s family%xh, core_max=0x%x, core_nums=0x%x, siblings=0x%x\n", + dev_path(cdb_dev), 0x0f + family, core_max, core_nums, siblings); + + for (j = 0; j <= siblings; j++ ) { + extern CONST OPTIONS_CONFIG_TOPOLOGY ROMDATA TopologyConfiguration; + u32 modules = TopologyConfiguration.PlatformNumberOfModules; + u32 lapicid_start = 0; + + /* + * APIC ID calucation is tightly coupled with AGESA v5 code. + * This calculation MUST match the assignment calculation done + * in LocalApicInitializationAtEarly() function. + * And reference GetLocalApicIdForCore() + * + * Apply apic enumeration rules + * For systems with >= 16 APICs, put the IO-APICs at 0..n and + * put the local-APICs at m..z + * + * This is needed because many IO-APIC devices only have 4 bits + * for their APIC id and therefore must reside at 0..15 + */ +#ifndef CFG_PLAT_NUM_IO_APICS /* defined in mainboard buildOpts.c */ +#define CFG_PLAT_NUM_IO_APICS 3 +#endif + if ((node_nums * core_max) + CFG_PLAT_NUM_IO_APICS >= 0x10) { + lapicid_start = (CFG_PLAT_NUM_IO_APICS - 1) / core_max; + lapicid_start = (lapicid_start + 1) * core_max; + printk(BIOS_SPEW, "lpaicid_start=0x%x ", lapicid_start); + } + u32 apic_id = (lapicid_start * (i/modules + 1)) + ((i % modules) ? (j + (siblings + 1)) : j); + printk(BIOS_SPEW, "node 0x%x core 0x%x apicid=0x%x\n", + i, j, apic_id); + + device_t cpu = add_cpu_device(cpu_bus, apic_id, enable_node); + if (cpu) + amd_cpu_topology(cpu, i, j); + } //j + } + return max; +} + +static void cpu_bus_init(device_t dev) +{ + initialize_cpus(dev->link_list); +} + +static void cpu_bus_noop(device_t dev) +{ +} + +static void cpu_bus_read_resources(device_t dev) +{ +#if CONFIG_MMCONF_SUPPORT + struct resource *resource = new_resource(dev, 0xc0010058); + resource->base = CONFIG_MMCONF_BASE_ADDRESS; + resource->size = CONFIG_MMCONF_BUS_NUMBER * 4096*256; + resource->flags = IORESOURCE_MEM | IORESOURCE_RESERVE | + IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED; +#endif +} + +static void cpu_bus_set_resources(device_t dev) +{ + struct resource *resource = find_resource(dev, 0xc0010058); + if (resource) { + report_resource_stored(dev, resource, " <mmconfig>"); + } + pci_dev_set_resources(dev); +} + +static struct device_operations cpu_bus_ops = { + .read_resources = cpu_bus_read_resources, + .set_resources = cpu_bus_set_resources, + .enable_resources = cpu_bus_noop, + .init = cpu_bus_init, + .scan_bus = cpu_bus_scan, +}; + +static void root_complex_enable_dev(struct device *dev) +{ + static int done = 0; + + /* Do not delay UMA setup, as a device on the PCI bus may evaluate + the global uma_memory variables already in its enable function. */ + if (!done) { + setup_bsp_ramtop(); + setup_uma_memory(); + done = 1; + } + + /* Set the operations if it is a special bus type */ + if (dev->path.type == DEVICE_PATH_DOMAIN) { + dev->ops = &pci_domain_ops; + } else if (dev->path.type == DEVICE_PATH_CPU_CLUSTER) { + dev->ops = &cpu_bus_ops; + } +} + +struct chip_operations northbridge_amd_agesa_family16kb_root_complex_ops = { + CHIP_NAME("AMD FAM16 Root Complex") + .enable_dev = root_complex_enable_dev, +}; diff --git a/src/northbridge/amd/agesa/family16kb/northbridge.h b/src/northbridge/amd/agesa/family16kb/northbridge.h new file mode 100644 index 0000000..0161ae6 --- /dev/null +++ b/src/northbridge/amd/agesa/family16kb/northbridge.h @@ -0,0 +1,26 @@ +/* + * 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 NORTHBRIDGE_AMD_AGESA_FAM16H_H +#define NORTHBRIDGE_AMD_AGESA_FAM16H_H + +static struct device_operations pci_domain_ops; +static struct device_operations cpu_bus_ops; + +#endif /* NORTHBRIDGE_AMD_AGESA_FAM16H_H */
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Bruce Griffith