diff options
Diffstat (limited to 'src/northbridge/amd/pi')
| -rw-r--r-- | src/northbridge/amd/pi/00670F00/Kconfig | 48 | ||||
| -rw-r--r-- | src/northbridge/amd/pi/00670F00/Makefile.inc | 18 | ||||
| -rw-r--r-- | src/northbridge/amd/pi/00670F00/acpi/northbridge.asl | 131 | ||||
| -rw-r--r-- | src/northbridge/amd/pi/00670F00/chip.h | 24 | ||||
| -rw-r--r-- | src/northbridge/amd/pi/00670F00/dimmSpd.c | 49 | ||||
| -rw-r--r-- | src/northbridge/amd/pi/00670F00/northbridge.c | 1161 | ||||
| -rw-r--r-- | src/northbridge/amd/pi/00670F00/northbridge.h | 22 |
7 files changed, 1453 insertions, 0 deletions
diff --git a/src/northbridge/amd/pi/00670F00/Kconfig b/src/northbridge/amd/pi/00670F00/Kconfig new file mode 100644 index 0000000000..f5d234d3d2 --- /dev/null +++ b/src/northbridge/amd/pi/00670F00/Kconfig @@ -0,0 +1,48 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2015 Advanced Micro Devices, Inc. +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; version 2 of the License. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +config NORTHBRIDGE_AMD_PI_00660F01 + bool + select MMCONF_SUPPORT + +if NORTHBRIDGE_AMD_PI_00660F01 + +config HW_MEM_HOLE_SIZEK + hex + default 0x100000 + +config HW_MEM_HOLE_SIZE_AUTO_INC + bool + default n + +config MMCONF_BASE_ADDRESS + hex + default 0xF8000000 + +config MMCONF_BUS_NUMBER + int + default 64 + +config VGA_BIOS_ID + string + default "1002,9870" + help + The default VGA BIOS PCI vendor/device ID should be set to the + result of the map_oprom_vendev() function in northbridge.c. + +config VGA_BIOS_FILE + string + default "3rdparty/blobs/northbridge/amd/00660F01/VBIOS.bin" + +endif diff --git a/src/northbridge/amd/pi/00670F00/Makefile.inc b/src/northbridge/amd/pi/00670F00/Makefile.inc new file mode 100644 index 0000000000..7107d84a94 --- /dev/null +++ b/src/northbridge/amd/pi/00670F00/Makefile.inc @@ -0,0 +1,18 @@ +# +# This file is part of the coreboot project. +# +# Copyright (C) 2015 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. +# + +romstage-y += dimmSpd.c + +ramstage-y += northbridge.c diff --git a/src/northbridge/amd/pi/00670F00/acpi/northbridge.asl b/src/northbridge/amd/pi/00670F00/acpi/northbridge.asl new file mode 100644 index 0000000000..cde5182123 --- /dev/null +++ b/src/northbridge/amd/pi/00670F00/acpi/northbridge.asl @@ -0,0 +1,131 @@ +/* + * 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. + */ + +/* Note: Only need HID on Primary Bus */ +External (TOM1) +External (TOM2) +Name(_HID, EISAID("PNP0A08")) /* PCI Express Root Bridge */ +Name(_CID, EISAID("PNP0A03")) /* PCI Root Bridge */ +Name(_ADR, 0x00180000) /* Dev# = BSP Dev#, Func# = 0 */ + +/* Describe the Northbridge devices */ + +Method(_BBN, 0, NotSerialized) /* Bus number = 0 */ +{ + Return(Zero) +} + +Method(_STA, 0, NotSerialized) +{ + Return(0x0B) /* Status is visible */ +} + +Method(_PRT,0, NotSerialized) +{ + If(PMOD) + { + Return(APR0) /* APIC mode */ + } + Return (PR0) /* PIC Mode */ +} + +Device(AMRT) { + Name(_ADR, 0x00000000) +} /* end AMRT */ + +/* Gpp 0 */ +Device(PBR4) { + Name(_ADR, 0x00020001) + Name(_PRW, Package() {0x18, 4}) + Method(_PRT,0) { + If(PMOD){ Return(APS4) } /* APIC mode */ + Return (PS4) /* PIC Mode */ + } /* end _PRT */ +} /* end PBR4 */ + +/* Gpp 1 */ +Device(PBR5) { + Name(_ADR, 0x00020002) + Name(_PRW, Package() {0x18, 4}) + Method(_PRT,0) { + If(PMOD){ Return(APS5) } /* APIC mode */ + Return (PS5) /* PIC Mode */ + } /* end _PRT */ +} /* end PBR5 */ + +/* Gpp 2 */ +Device(PBR6) { + Name(_ADR, 0x00020003) + Name(_PRW, Package() {0x18, 4}) + Method(_PRT,0) { + If(PMOD){ Return(APS6) } /* APIC mode */ + Return (PS6) /* PIC Mode */ + } /* end _PRT */ +} /* end PBR6 */ + +/* Gpp 3 */ +Device(PBR7) { + Name(_ADR, 0x00020004) + Name(_PRW, Package() {0x18, 4}) + Method(_PRT,0) { + If(PMOD){ Return(APS7) } /* APIC mode */ + Return (PS7) /* PIC Mode */ + } /* end _PRT */ +} /* end PBR7 */ + +/* Gpp 4 */ +Device(PBR8) { + Name(_ADR, 0x00020005) + Name(_PRW, Package() {0x18, 4}) + Method(_PRT,0) { + If(PMOD){ Return(APS8) } /* APIC mode */ + Return (PS8) /* PIC Mode */ + } /* end _PRT */ +} /* end PBR8 */ + +/* GFX 1 */ +Device(PBR9) { + Name(_ADR, 0x00030002) +} /* end PBR8 */ + +/* GFX 2 */ +Device(PBRA) { + Name(_ADR, 0x00030003) + Name(_PRW, Package() {0x18, 4}) + Method(_PRT,0) { + If(PMOD){ Return(APSA) } /* APIC mode */ + Return (PSA) /* PIC Mode */ + } /* end _PRT */ +} /* end PBR8 */ + +/* GFX 3 */ +Device(PBRB) { + Name(_ADR, 0x00030004) + Name(_PRW, Package() {0x18, 4}) + Method(_PRT,0) { + If(PMOD){ Return(APSB) } /* APIC mode */ + Return (PSB) /* PIC Mode */ + } /* end _PRT */ +} /* end PBR8 */ + +/* GFX 4 */ +Device(PBRC) { + Name(_ADR, 0x00030005) + Name(_PRW, Package() {0x18, 4}) + Method(_PRT,0) { + If(PMOD){ Return(APSC) } /* APIC mode */ + Return (PSC) /* PIC Mode */ + } /* end _PRT */ +} /* end PBR8 */ diff --git a/src/northbridge/amd/pi/00670F00/chip.h b/src/northbridge/amd/pi/00670F00/chip.h new file mode 100644 index 0000000000..ab0e3d20d5 --- /dev/null +++ b/src/northbridge/amd/pi/00670F00/chip.h @@ -0,0 +1,24 @@ +/* + * 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. + */ + +#ifndef _PI_FAM15CZ_CHIP_H_ +#define _PI_FAM15CZ_CHIP_H_ + +struct northbridge_amd_pi_00660F01_config +{ + u8 spdAddrLookup[2][2][4]; +}; + +#endif diff --git a/src/northbridge/amd/pi/00670F00/dimmSpd.c b/src/northbridge/amd/pi/00670F00/dimmSpd.c new file mode 100644 index 0000000000..5c81f36f2c --- /dev/null +++ b/src/northbridge/amd/pi/00670F00/dimmSpd.c @@ -0,0 +1,49 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 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. + */ + +#include <device/pci_def.h> +#include <device/device.h> +#include <stdlib.h> + +/* warning: Porting.h includes an open #pragma pack(1) */ +#include "Porting.h" +#include "AGESA.h" +#include "amdlib.h" +#include "chip.h" +#include "northbridge/amd/pi/dimmSpd.h" + +AGESA_STATUS AmdMemoryReadSPD (UINT32 unused1, UINT32 unused2, AGESA_READ_SPD_PARAMS *info) +{ + int spdAddress; + ROMSTAGE_CONST struct device *dev = dev_find_slot(0, PCI_DEVFN(0x18, 2)); + ROMSTAGE_CONST struct northbridge_amd_pi_00660F01_config *config = dev->chip_info; + + if ((dev == 0) || (config == 0)) + return AGESA_ERROR; + if (info->SocketId >= ARRAY_SIZE(config->spdAddrLookup)) + return AGESA_ERROR; + if (info->MemChannelId >= ARRAY_SIZE(config->spdAddrLookup[0])) + return AGESA_ERROR; + if (info->DimmId >= ARRAY_SIZE(config->spdAddrLookup[0][0])) + return AGESA_ERROR; + spdAddress = config->spdAddrLookup + [info->SocketId] [info->MemChannelId] [info->DimmId]; + if (spdAddress == 0) + return AGESA_ERROR; + int err = hudson_readSpd(spdAddress, (void *) info->Buffer, 128); + if (err) + return AGESA_ERROR; + return AGESA_SUCCESS; +} diff --git a/src/northbridge/amd/pi/00670F00/northbridge.c b/src/northbridge/amd/pi/00670F00/northbridge.c new file mode 100644 index 0000000000..1caecf9850 --- /dev/null +++ b/src/northbridge/amd/pi/00670F00/northbridge.c @@ -0,0 +1,1161 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 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. + */ + +#include <console/console.h> +#include <arch/io.h> +#include <arch/acpi.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 <Porting.h> +#include <AGESA.h> +#include <FieldAccessors.h> +#include <Options.h> +#include <Topology.h> +#include <cpu/amd/amdfam15.h> +#include <cpuRegisters.h> +#include <northbridge/amd/pi/agesawrapper.h> +#include <northbridge/amd/pi/agesawrapper_call.h> +#include "northbridge.h" + +#include <cpu/x86/lapic.h> +#include <cpu/amd/mtrr.h> +#include <arch/acpi.h> +#include <arch/acpigen.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 | ((io_min & 0xf0) << (12 - 4)); //base :ISA and VGA ? + 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 amdfam15_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)); + } + + if (!res) + result = 2; + else if ((goal_link == (link - 1)) && + (goal_nodeid == (nodeid - 1)) && + (res->flags <= 1)) { + result = 1; + } + else + result = 0; + + return result; +} + +static struct resource *amdfam15_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) { + free_reg = reg; + } + if (result == 1) { + /* resource allocated */ + break; + } + } + resource = new_resource(dev, IOINDEX(0x1000 + free_reg, link)); + return resource; +} + +static struct resource *amdfam15_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) { + free_reg = reg; + } + if (result == 1) { + /* I have been allocated this one */ + break; + } + } + resource = new_resource(dev, IOINDEX(0x1000 + free_reg, link)); + return resource; +} + +static void amdfam15_link_read_bases(device_t dev, u32 nodeid, u32 link) +{ + struct resource *resource; + + /* Initialize the io space constraints on the current bus */ + resource = amdfam15_find_iopair(dev, nodeid, link); + if (resource) { + resource->base = 0; + resource->size = 0; + resource->align = log2(HT_IO_HOST_ALIGN); + resource->gran = log2(HT_IO_HOST_ALIGN); + resource->limit = 0xffffUL; + resource->flags = IORESOURCE_IO | IORESOURCE_BRIDGE; + } + + /* Initialize the prefetchable memory constraints on the current bus */ + resource = amdfam15_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 = amdfam15_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 enable_mmconf_resource(device_t dev) +{ + 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; +} + +static void read_resources(device_t dev) +{ + u32 nodeid; + struct bus *link; + + nodeid = amdfam15_nodeid(dev); + for (link = dev->link_list; link; link = link->next) { + if (link->children) { + amdfam15_link_read_bases(dev, nodeid, link->link_num); + } + } + + /* + * This MMCONF resource must be reserved in the PCI domain. + * It is not honored by the coreboot resource allocator if it is in + * the CPU_CLUSTER. + */ + if (IS_ENABLED(CONFIG_MMCONF_SUPPORT)) + enable_mmconf_resource(dev); +} + +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; + snprintf(buf, sizeof(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 = amdfam15_nodeid(dev); + + /* do we need this? */ + create_vga_resource(dev, nodeid); + + /* 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) +{ +} + +static unsigned long acpi_fill_hest(acpi_hest_t *hest) +{ + void *addr, *current; + + /* Skip the HEST header. */ + current = (void *)(hest + 1); + + addr = agesawrapper_getlateinitptr(PICK_WHEA_MCE); + if (addr != NULL) + current += acpi_create_hest_error_source(hest, current, 0, (void *)((u32)addr + 2), *(UINT16 *)addr - 2); + + addr = agesawrapper_getlateinitptr(PICK_WHEA_CMC); + if (addr != NULL) + current += acpi_create_hest_error_source(hest, current, 1, (void *)((u32)addr + 2), *(UINT16 *)addr - 2); + + return (unsigned long)current; +} + +static void northbridge_fill_ssdt_generator(device_t device) +{ + msr_t msr; + char pscope[] = "\\_SB.PCI0"; + + acpigen_write_scope(pscope); + msr = rdmsr(TOP_MEM); + acpigen_write_name_dword("TOM1", msr.lo); + msr = rdmsr(TOP_MEM2); + /* + * Since XP only implements parts of ACPI 2.0, we can't use a qword + * here. + * See http://www.acpi.info/presentations/S01USMOBS169_OS%2520new.ppt + * slide 22ff. + * Shift value right by 20 bit to make it fit into 32bit, + * giving us 1MB granularity and a limit of almost 4Exabyte of memory. + */ + acpigen_write_name_dword("TOM2", (msr.hi << 12) | msr.lo >> 20); + acpigen_pop_len(); +} + +static unsigned long agesa_write_acpi_tables(device_t device, + unsigned long current, + acpi_rsdp_t *rsdp) +{ + acpi_srat_t *srat; + acpi_slit_t *slit; + acpi_header_t *ssdt; + acpi_header_t *alib; + acpi_header_t *ivrs; + acpi_hest_t *hest; + + /* HEST */ + current = ALIGN(current, 8); + hest = (acpi_hest_t *)current; + acpi_write_hest((void *)current, acpi_fill_hest); + acpi_add_table(rsdp, (void *)current); + current += ((acpi_header_t *)current)->length; + + current = ALIGN(current, 8); + printk(BIOS_DEBUG, "ACPI: * IVRS at %lx\n", current); + ivrs = agesawrapper_getlateinitptr(PICK_IVRS); + if (ivrs != NULL) { + memcpy((void *)current, ivrs, ivrs->length); + ivrs = (acpi_header_t *) current; + current += ivrs->length; + acpi_add_table(rsdp, ivrs); + } else { + printk(BIOS_DEBUG, " AGESA IVRS table NULL. Skipping.\n"); + } + + /* SRAT */ + current = ALIGN(current, 8); + printk(BIOS_DEBUG, "ACPI: * SRAT at %lx\n", current); + srat = (acpi_srat_t *) agesawrapper_getlateinitptr (PICK_SRAT); + if (srat != NULL) { + memcpy((void *)current, srat, srat->header.length); + srat = (acpi_srat_t *) current; + current += srat->header.length; + acpi_add_table(rsdp, srat); + } else { + printk(BIOS_DEBUG, " AGESA SRAT table NULL. Skipping.\n"); + } + + /* SLIT */ + current = ALIGN(current, 8); + printk(BIOS_DEBUG, "ACPI: * SLIT at %lx\n", current); + slit = (acpi_slit_t *) agesawrapper_getlateinitptr (PICK_SLIT); + if (slit != NULL) { + memcpy((void *)current, slit, slit->header.length); + slit = (acpi_slit_t *) current; + current += slit->header.length; + acpi_add_table(rsdp, slit); + } else { + printk(BIOS_DEBUG, " AGESA SLIT table NULL. Skipping.\n"); + } + + /* ALIB */ + current = ALIGN(current, 16); + printk(BIOS_DEBUG, "ACPI: * AGESA ALIB SSDT at %lx\n", current); + alib = (acpi_header_t *)agesawrapper_getlateinitptr (PICK_ALIB); + if (alib != NULL) { + memcpy((void *)current, alib, alib->length); + alib = (acpi_header_t *) current; + current += alib->length; + acpi_add_table(rsdp, (void *)alib); + } + else { + printk(BIOS_DEBUG, " AGESA ALIB SSDT table NULL. Skipping.\n"); + } + + /* this pstate ssdt may cause Blue Screen: Fixed: Keep this comment for a while. */ + /* SSDT */ + current = ALIGN(current, 16); + printk(BIOS_DEBUG, "ACPI: * SSDT at %lx\n", current); + ssdt = (acpi_header_t *)agesawrapper_getlateinitptr (PICK_PSTATE); + if (ssdt != NULL) { + memcpy((void *)current, ssdt, ssdt->length); + ssdt = (acpi_header_t *) current; + current += ssdt->length; + } + else { + printk(BIOS_DEBUG, " AGESA PState table NULL. Skipping.\n"); + } + acpi_add_table(rsdp,ssdt); + + printk(BIOS_DEBUG, "ACPI: * SSDT for PState at %lx\n", current); + return current; +} + +static struct device_operations northbridge_operations = { + .read_resources = read_resources, + .set_resources = set_resources, + .enable_resources = pci_dev_enable_resources, + .init = northbridge_init, + .acpi_fill_ssdt_generator = northbridge_fill_ssdt_generator, + .write_acpi_tables = agesa_write_acpi_tables, + .enable = 0, + .ops_pci = 0, +}; + +static const struct pci_driver family15_northbridge __pci_driver = { + .ops = &northbridge_operations, + .vendor = PCI_VENDOR_ID_AMD, + .device = PCI_DEVICE_ID_AMD_15H_MODEL_006F_NB_HT, +}; + +static void fam15_finalize(void *chip_info) +{ + device_t dev; + u32 value; + dev = dev_find_slot(0, PCI_DEVFN(0, 0)); /* clear IoapicSbFeatureEn */ + pci_write_config32(dev, 0xF8, 0); + pci_write_config32(dev, 0xFC, 5); /* TODO: move it to dsdt.asl */ + + /* disable No Snoop */ + dev = dev_find_slot(0, PCI_DEVFN(1, 1)); + value = pci_read_config32(dev, 0x60); + value &= ~(1 << 11); + pci_write_config32(dev, 0x60, value); +} + +struct chip_operations northbridge_amd_pi_00660F01_ops = { + CHIP_NAME("AMD FAM15 Northbridge") + .enable_dev = 0, + .final = fam15_finalize, +}; + +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 */ + + pci_domain_read_resources(dev); +} + +static void domain_enable_resources(device_t dev) +{ + if (acpi_is_wakeup_s3()) + AGESAWRAPPER(fchs3laterestore); + + /* Must be called after PCI enumeration and resource allocation */ + if (!acpi_is_wakeup_s3()) + AGESAWRAPPER(amdinitmid); + + 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 special set on base reg and limit reg + * are not continuous instead of hole, it will find out its 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 +#define ONE_GB_SHIFT 30 + +static void setup_uma_memory(void) +{ +#if CONFIG_GFXUMA + uint64_t topmem = bsp_topmem(); + uint64_t topmem2 = bsp_topmem2(); + uint32_t sysmem_mb, sysmem_gb; + + /* refer to UMA_AUTO size computation in Family15h BKDG. */ + /* Please reference MemNGetUmaSizeML() */ + /* + * Total system memory UMASize + * >= 6G 1024M + * >= 4G 512M + * >= 2G 256M + * < 2G 128M + */ + + sysmem_mb = (topmem + (16ull << ONE_MB_SHIFT)) >> ONE_MB_SHIFT; // Ignore 16MB allocated for C6 when finding UMA size + sysmem_mb += topmem2 ? ((topmem2 >> ONE_MB_SHIFT) - 4096) : 0; + sysmem_gb = sysmem_mb >> (ONE_GB_SHIFT - ONE_MB_SHIFT); + printk(BIOS_SPEW, "%s: system memory size %luGB, topmem2 size %lluMB, topmem size %lluMB\n", + __func__, (unsigned long)sysmem_gb, (topmem2 >> ONE_MB_SHIFT), (topmem >> ONE_MB_SHIFT)); + if (sysmem_gb >= 6) { + uma_memory_size = 1024 << ONE_MB_SHIFT; + } else if (sysmem_gb >= 4) { + uma_memory_size = 512 << ONE_MB_SHIFT; + } else if (sysmem_gb >= 2) { + uma_memory_size = 256 << ONE_MB_SHIFT; + } else { + uma_memory_size = 128 << 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) +{ + unsigned long mmio_basek; + u32 pci_tolm; + u64 ramtop = 0; + 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 + + pci_tolm = 0xffffffffUL; + for (link = dev->link_list; link; link = link->next) { + pci_tolm = find_pci_tolm(link); + } + + 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)); + + } + + /* split the region to accommodate 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 (!ramtop) + ramtop = mmio_basek * 1024; + } + 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 (!ramtop) + ramtop = limitk * 1024; + } + +#if CONFIG_GFXUMA + set_top_of_ram(uma_memory_base); + uma_resource(dev, 7, uma_memory_base >> 10, uma_memory_size >> 10); +#else + set_top_of_ram(ramtop); +#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, + .ops_pci_bus = pci_bus_default_ops, +}; + +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 void cpu_bus_scan(device_t dev) +{ + 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; + u32 modules = 0; + VOID* modules_ptr = &modules; + BUILD_OPT_CFG* options = NULL; + int ioapic_count = 0; + + AmdGetValue(AMD_GLOBAL_USER_OPTIONS, (VOID**)&options, sizeof(options)); + AmdGetValue(AMD_GLOBAL_NUM_MODULES, &modules_ptr, sizeof(modules)); + modules = (*(u32*)modules_ptr) && ((1ull << (sizeof(modules) * 8)) - 1); + ASSERT(modules > 0); + ASSERT(options); + ioapic_count = (int)options->CfgPlatNumIoApics; + ASSERT(ioapic_count > 0); + +#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 + */ + add_more_links(cdb_dev, 4); + } + + family = cpuid_eax(1); + family = (family >> 20) & 0xFF; + if (family == 6 || family == 7) { + /* f15 and 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 { + /* default one core */ + siblings = 0; + } + 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++ ) { + 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 + */ + if ((node_nums * core_max) + ioapic_count >= 0x10) { + lapicid_start = (ioapic_count - 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 + } +} + +static void cpu_bus_init(device_t dev) +{ + initialize_cpus(dev->link_list); +} + +static void cpu_bus_read_resources(device_t dev) +{ +} + +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 = DEVICE_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_pi_00660F01_root_complex_ops = { + CHIP_NAME("AMD FAM16 Root Complex") + .enable_dev = root_complex_enable_dev, +}; + +/********************************************************************* + * Change the vendor / device IDs to match the generic VBIOS header. * + *********************************************************************/ +u32 map_oprom_vendev(u32 vendev) +{ + u32 new_vendev; + new_vendev = + ((0x10029870 <= vendev) && (vendev <= 0x1002987F)) ? 0x10029870 : vendev; + + if (vendev != new_vendev) + printk(BIOS_NOTICE, "Mapping PCI device %8x to %8x\n", vendev, new_vendev); + + return new_vendev; +} diff --git a/src/northbridge/amd/pi/00670F00/northbridge.h b/src/northbridge/amd/pi/00670F00/northbridge.h new file mode 100644 index 0000000000..e095f9adc9 --- /dev/null +++ b/src/northbridge/amd/pi/00670F00/northbridge.h @@ -0,0 +1,22 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef 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 */ |