2017-05-16 02:55:11 +02:00
|
|
|
/*
|
|
|
|
* This file is part of the coreboot project.
|
|
|
|
*
|
|
|
|
* Copyright (C) 2015-2016 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 <arch/io.h>
|
|
|
|
#include <arch/acpi.h>
|
|
|
|
#include <arch/acpigen.h>
|
|
|
|
#include <cbmem.h>
|
|
|
|
#include <chip.h>
|
|
|
|
#include <console/console.h>
|
|
|
|
#include <cpu/amd/mtrr.h>
|
|
|
|
#include <cpu/cpu.h>
|
|
|
|
#include <device/device.h>
|
|
|
|
#include <device/pci.h>
|
|
|
|
#include <device/pci_ids.h>
|
|
|
|
#include <device/hypertransport.h>
|
|
|
|
#include <lib.h>
|
|
|
|
#include <agesawrapper.h>
|
|
|
|
#include <agesawrapper_call.h>
|
|
|
|
#include <soc/northbridge.h>
|
2017-09-01 17:54:48 +02:00
|
|
|
#include <soc/pci_devs.h>
|
2017-05-16 02:55:11 +02:00
|
|
|
#include <stdint.h>
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include <string.h>
|
|
|
|
|
|
|
|
/*
|
|
|
|
* AMD vendorcode files. Place at the end so coreboot defaults and maintained
|
|
|
|
* and not set by vendorcode
|
|
|
|
*/
|
|
|
|
#include <AGESA.h>
|
|
|
|
#include <FieldAccessors.h>
|
|
|
|
#include <Porting.h>
|
|
|
|
#include <Topology.h>
|
|
|
|
|
2017-07-13 20:05:35 +02:00
|
|
|
#if IS_ENABLED(CONFIG_EXT_CONF_SUPPORT)
|
2017-05-16 02:55:11 +02:00
|
|
|
#error CONFIG_EXT_CONF_SUPPORT == 1 not support anymore!
|
|
|
|
#endif
|
|
|
|
|
|
|
|
typedef struct dram_base_mask {
|
2017-06-15 20:17:38 +02:00
|
|
|
u32 base; /* [47:27] at [28:8] */
|
|
|
|
u32 mask; /* [47:27] at [28:8] and enable at bit 0 */
|
2017-05-16 02:55:11 +02:00
|
|
|
} dram_base_mask_t;
|
|
|
|
|
2017-09-01 17:54:48 +02:00
|
|
|
static dram_base_mask_t get_dram_base_mask(void)
|
2017-05-16 02:55:11 +02:00
|
|
|
{
|
2017-09-01 17:54:48 +02:00
|
|
|
device_t dev = dev_find_slot(0, ADDR_DEVFN);
|
2017-05-16 02:55:11 +02:00
|
|
|
dram_base_mask_t d;
|
|
|
|
u32 temp;
|
2017-06-15 20:17:38 +02:00
|
|
|
|
|
|
|
/* [39:24] at [31:16] */
|
2017-09-01 17:54:48 +02:00
|
|
|
temp = pci_read_config32(dev, 0x44);
|
2017-06-15 20:17:38 +02:00
|
|
|
|
|
|
|
/* mask out DramMask [26:24] too */
|
|
|
|
d.mask = ((temp & 0xfff80000) >> (8 + 3));
|
|
|
|
|
|
|
|
/* [47:40] at [7:0] */
|
2017-09-01 17:54:48 +02:00
|
|
|
temp = pci_read_config32(dev, 0x144) & 0xff;
|
2017-05-16 02:55:11 +02:00
|
|
|
d.mask |= temp << 21;
|
2017-06-15 20:17:38 +02:00
|
|
|
|
2017-09-01 17:54:48 +02:00
|
|
|
temp = pci_read_config32(dev, 0x40);
|
2017-06-15 20:17:38 +02:00
|
|
|
d.mask |= (temp & 1); /* enable bit */
|
|
|
|
d.base = ((temp & 0xfff80000) >> (8 + 3));
|
2017-09-01 17:54:48 +02:00
|
|
|
temp = pci_read_config32(dev, 0x140) & 0xff;
|
2017-05-16 02:55:11 +02:00
|
|
|
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 tempreg;
|
2017-09-01 17:54:48 +02:00
|
|
|
device_t addr_map = dev_find_slot(0, ADDR_DEVFN);
|
|
|
|
|
2017-06-15 20:17:38 +02:00
|
|
|
/* io range allocation. Limit */
|
|
|
|
tempreg = (nodeid & 0xf) | ((nodeid & 0x30) << (8 - 4)) | (linkn << 4)
|
|
|
|
| ((io_max & 0xf0) << (12 - 4));
|
2017-09-01 17:54:48 +02:00
|
|
|
pci_write_config32(addr_map, reg + 4, tempreg);
|
2017-06-15 20:17:38 +02:00
|
|
|
tempreg = 3 | ((io_min & 0xf0) << (12 - 4)); /* base: ISA and VGA ? */
|
2017-09-01 17:54:48 +02:00
|
|
|
pci_write_config32(addr_map, reg, tempreg);
|
2017-05-16 02:55:11 +02:00
|
|
|
}
|
|
|
|
|
2017-06-15 20:17:38 +02:00
|
|
|
static void set_mmio_addr_reg(u32 nodeid, u32 linkn, u32 reg, u32 index,
|
|
|
|
u32 mmio_min, u32 mmio_max)
|
2017-05-16 02:55:11 +02:00
|
|
|
{
|
|
|
|
u32 tempreg;
|
2017-09-01 17:54:48 +02:00
|
|
|
device_t addr_map = dev_find_slot(0, ADDR_DEVFN);
|
|
|
|
|
2017-06-15 20:17:38 +02:00
|
|
|
/* io range allocation. Limit */
|
|
|
|
tempreg = (nodeid & 0xf) | (linkn << 4) | (mmio_max & 0xffffff00);
|
2017-09-01 17:54:48 +02:00
|
|
|
pci_write_config32(addr_map, reg + 4, tempreg);
|
2017-05-16 02:55:11 +02:00
|
|
|
tempreg = 3 | (nodeid & 0x30) | (mmio_min & 0xffffff00);
|
2017-09-01 17:54:48 +02:00
|
|
|
pci_write_config32(addr_map, reg, tempreg);
|
2017-05-16 02:55:11 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static void read_resources(device_t dev)
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
* 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.
|
|
|
|
*/
|
|
|
|
mmconf_resource(dev, 0xc0010058);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void set_resource(device_t dev, struct resource *resource, u32 nodeid)
|
|
|
|
{
|
|
|
|
resource_t rbase, rend;
|
2017-06-15 20:17:38 +02:00
|
|
|
unsigned int reg, link_num;
|
2017-05-16 02:55:11 +02:00
|
|
|
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 */
|
2017-06-15 20:17:38 +02:00
|
|
|
reg = resource->index & 0xfff; /* 4k */
|
2017-05-16 02:55:11 +02:00
|
|
|
link_num = IOINDEX_LINK(resource->index);
|
|
|
|
|
2017-06-15 20:17:38 +02:00
|
|
|
if (resource->flags & IORESOURCE_IO)
|
2017-05-16 02:55:11 +02:00
|
|
|
set_io_addr_reg(dev, nodeid, link_num, reg, rbase>>8, rend>>8);
|
2017-06-15 20:17:38 +02:00
|
|
|
else if (resource->flags & IORESOURCE_MEM)
|
|
|
|
set_mmio_addr_reg(nodeid, link_num, reg,
|
|
|
|
(resource->index >> 24), rbase >> 8, rend >> 8);
|
|
|
|
|
2017-05-16 02:55:11 +02:00
|
|
|
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)
|
|
|
|
{
|
|
|
|
struct bus *link;
|
|
|
|
|
|
|
|
/* find out which link the VGA card is connected,
|
|
|
|
* we only deal with the 'first' vga card */
|
2017-06-15 20:17:38 +02:00
|
|
|
for (link = dev->link_list ; link ; link = link->next)
|
2017-05-16 02:55:11 +02:00
|
|
|
if (link->bridge_ctrl & PCI_BRIDGE_CTL_VGA)
|
|
|
|
break;
|
|
|
|
|
|
|
|
/* no VGA card installed */
|
|
|
|
if (link == NULL)
|
|
|
|
return;
|
|
|
|
|
2017-09-06 18:46:36 +02:00
|
|
|
printk(BIOS_DEBUG, "VGA: %s has VGA device\n", dev_path(dev));
|
2017-09-01 17:54:48 +02:00
|
|
|
/* Route A0000-BFFFF, IO 3B0-3BB 3C0-3DF */
|
|
|
|
pci_write_config32(dev_find_slot(0, ADDR_DEVFN), 0xf4, 1);
|
2017-05-16 02:55:11 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static void set_resources(device_t dev)
|
|
|
|
{
|
|
|
|
struct bus *bus;
|
|
|
|
struct resource *res;
|
|
|
|
|
|
|
|
|
|
|
|
/* do we need this? */
|
|
|
|
create_vga_resource(dev);
|
|
|
|
|
|
|
|
/* Set each resource we have found */
|
2017-06-15 20:17:38 +02:00
|
|
|
for (res = dev->resource_list ; res ; res = res->next)
|
2017-05-16 02:55:11 +02:00
|
|
|
set_resource(dev, res, 0);
|
|
|
|
|
2017-06-15 20:17:38 +02:00
|
|
|
for (bus = dev->link_list ; bus ; bus = bus->next)
|
|
|
|
if (bus->children)
|
2017-05-16 02:55:11 +02:00
|
|
|
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)
|
2017-06-15 20:17:38 +02:00
|
|
|
current += acpi_create_hest_error_source(hest, current, 0,
|
|
|
|
(void *)((u32)addr + 2), *(UINT16 *)addr - 2);
|
2017-05-16 02:55:11 +02:00
|
|
|
|
|
|
|
addr = agesawrapper_getlateinitptr(PICK_WHEA_CMC);
|
|
|
|
if (addr != NULL)
|
2017-06-15 20:17:38 +02:00
|
|
|
current += acpi_create_hest_error_source(hest, current, 1,
|
|
|
|
(void *)((u32)addr + 2), *(UINT16 *)addr - 2);
|
2017-05-16 02:55:11 +02:00
|
|
|
|
|
|
|
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);
|
2017-06-15 20:17:38 +02:00
|
|
|
ivrs = (acpi_header_t *)current;
|
2017-05-16 02:55:11 +02:00
|
|
|
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);
|
2017-06-15 20:17:38 +02:00
|
|
|
srat = (acpi_srat_t *)agesawrapper_getlateinitptr(PICK_SRAT);
|
2017-05-16 02:55:11 +02:00
|
|
|
if (srat != NULL) {
|
|
|
|
memcpy((void *)current, srat, srat->header.length);
|
2017-06-15 20:17:38 +02:00
|
|
|
srat = (acpi_srat_t *)current;
|
2017-05-16 02:55:11 +02:00
|
|
|
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);
|
2017-06-15 20:17:38 +02:00
|
|
|
slit = (acpi_slit_t *)agesawrapper_getlateinitptr(PICK_SLIT);
|
2017-05-16 02:55:11 +02:00
|
|
|
if (slit != NULL) {
|
|
|
|
memcpy((void *)current, slit, slit->header.length);
|
2017-06-15 20:17:38 +02:00
|
|
|
slit = (acpi_slit_t *)current;
|
2017-05-16 02:55:11 +02:00
|
|
|
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);
|
2017-06-15 20:17:38 +02:00
|
|
|
alib = (acpi_header_t *)agesawrapper_getlateinitptr(PICK_ALIB);
|
2017-05-16 02:55:11 +02:00
|
|
|
if (alib != NULL) {
|
|
|
|
memcpy((void *)current, alib, alib->length);
|
2017-06-15 20:17:38 +02:00
|
|
|
alib = (acpi_header_t *)current;
|
2017-05-16 02:55:11 +02:00
|
|
|
current += alib->length;
|
|
|
|
acpi_add_table(rsdp, (void *)alib);
|
2017-06-15 20:17:38 +02:00
|
|
|
} else {
|
|
|
|
printk(BIOS_DEBUG, " AGESA ALIB SSDT table NULL."
|
|
|
|
" Skipping.\n");
|
2017-05-16 02:55:11 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
current = ALIGN(current, 16);
|
|
|
|
printk(BIOS_DEBUG, "ACPI: * SSDT at %lx\n", current);
|
2017-06-15 20:17:38 +02:00
|
|
|
ssdt = (acpi_header_t *)agesawrapper_getlateinitptr(PICK_PSTATE);
|
2017-05-16 02:55:11 +02:00
|
|
|
if (ssdt != NULL) {
|
|
|
|
memcpy((void *)current, ssdt, ssdt->length);
|
2017-06-15 20:17:38 +02:00
|
|
|
ssdt = (acpi_header_t *)current;
|
2017-05-16 02:55:11 +02:00
|
|
|
current += ssdt->length;
|
2017-06-15 20:17:38 +02:00
|
|
|
} else {
|
2017-05-16 02:55:11 +02:00
|
|
|
printk(BIOS_DEBUG, " AGESA PState table NULL. Skipping.\n");
|
|
|
|
}
|
2017-06-15 20:17:38 +02:00
|
|
|
acpi_add_table(rsdp, ssdt);
|
2017-05-16 02:55:11 +02:00
|
|
|
|
|
|
|
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_707F_NB_HT,
|
|
|
|
};
|
|
|
|
|
|
|
|
void fam15_finalize(void *chip_info)
|
|
|
|
{
|
|
|
|
device_t dev;
|
|
|
|
u32 value;
|
|
|
|
dev = dev_find_slot(0, PCI_DEVFN(0, 0)); /* clear IoapicSbFeatureEn */
|
2017-06-15 20:17:38 +02:00
|
|
|
pci_write_config32(dev, 0xf8, 0);
|
|
|
|
pci_write_config32(dev, 0xfc, 5); /* TODO: move it to dsdt.asl */
|
2017-05-16 02:55:11 +02:00
|
|
|
|
|
|
|
/* 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);
|
|
|
|
}
|
|
|
|
|
|
|
|
void domain_read_resources(device_t dev)
|
|
|
|
{
|
2017-06-15 20:17:38 +02:00
|
|
|
unsigned int reg;
|
2017-09-01 17:54:48 +02:00
|
|
|
device_t addr_map = dev_find_slot(0, ADDR_DEVFN);
|
2017-05-16 02:55:11 +02:00
|
|
|
|
|
|
|
/* Find the already assigned resource pairs */
|
2017-06-15 20:17:38 +02:00
|
|
|
for (reg = 0x80 ; reg <= 0xd8 ; reg += 0x08) {
|
2017-05-16 02:55:11 +02:00
|
|
|
u32 base, limit;
|
2017-09-01 17:54:48 +02:00
|
|
|
base = pci_read_config32(addr_map, reg);
|
|
|
|
limit = pci_read_config32(addr_map, reg + 4);
|
2017-05-16 02:55:11 +02:00
|
|
|
/* Is this register allocated? */
|
|
|
|
if ((base & 3) != 0) {
|
2017-06-15 20:17:38 +02:00
|
|
|
unsigned int nodeid, reg_link;
|
2017-09-01 17:54:48 +02:00
|
|
|
device_t reg_dev = dev_find_slot(0, HT_DEVFN);
|
2017-06-15 20:17:38 +02:00
|
|
|
if (reg < 0xc0) /* mmio */
|
2017-05-16 02:55:11 +02:00
|
|
|
nodeid = (limit & 0xf) + (base & 0x30);
|
2017-06-15 20:17:38 +02:00
|
|
|
else /* io */
|
2017-05-16 02:55:11 +02:00
|
|
|
nodeid = (limit & 0xf) + ((base >> 4) & 0x30);
|
2017-06-15 20:17:38 +02:00
|
|
|
|
2017-05-16 02:55:11 +02:00
|
|
|
reg_link = (limit >> 4) & 7;
|
|
|
|
if (reg_dev) {
|
|
|
|
/* Reserve the resource */
|
|
|
|
struct resource *res;
|
2017-06-15 20:17:38 +02:00
|
|
|
res = new_resource(reg_dev,
|
|
|
|
IOINDEX(0x1000 + reg,
|
|
|
|
reg_link));
|
|
|
|
if (res)
|
2017-05-16 02:55:11 +02:00
|
|
|
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);
|
|
|
|
}
|
|
|
|
|
|
|
|
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 {
|
2017-06-15 20:17:38 +02:00
|
|
|
unsigned int hole_startk;
|
2017-05-16 02:55:11 +02:00
|
|
|
int node_id;
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct hw_mem_hole_info get_hw_mem_hole_info(void)
|
|
|
|
{
|
|
|
|
struct hw_mem_hole_info mem_hole;
|
|
|
|
mem_hole.hole_startk = CONFIG_HW_MEM_HOLE_SIZEK;
|
|
|
|
mem_hole.node_id = -1;
|
|
|
|
dram_base_mask_t d;
|
|
|
|
u32 hole;
|
2017-09-01 17:54:48 +02:00
|
|
|
d = get_dram_base_mask();
|
|
|
|
hole = pci_read_config32(dev_find_slot(0, ADDR_DEVFN), 0xf0);
|
2017-05-16 02:55:11 +02:00
|
|
|
if (hole & 2) {
|
|
|
|
/* We found the hole */
|
|
|
|
mem_hole.hole_startk = (hole & (0xff << 24)) >> 10;
|
2017-06-15 20:17:38 +02:00
|
|
|
mem_hole.node_id = 0; /* record the node # with hole */
|
2017-05-16 02:55:11 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
return mem_hole;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
void domain_set_resources(device_t dev)
|
|
|
|
{
|
|
|
|
unsigned long mmio_basek;
|
|
|
|
u32 pci_tolm;
|
2017-09-01 17:54:48 +02:00
|
|
|
int idx;
|
2017-05-16 02:55:11 +02:00
|
|
|
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;
|
2017-06-15 20:17:38 +02:00
|
|
|
for (link = dev->link_list ; link ; link = link->next)
|
2017-05-16 02:55:11 +02:00
|
|
|
pci_tolm = find_pci_tolm(link);
|
|
|
|
|
|
|
|
mmio_basek = pci_tolm >> 10;
|
|
|
|
/* Round mmio_basek to something the processor can support */
|
2017-06-15 20:17:38 +02:00
|
|
|
mmio_basek &= ~((1 << 6) - 1);
|
2017-05-16 02:55:11 +02:00
|
|
|
|
|
|
|
/* 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
|
2017-06-15 20:17:38 +02:00
|
|
|
/* 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
|
2017-05-16 02:55:11 +02:00
|
|
|
*/
|
|
|
|
|
|
|
|
mem_hole = get_hw_mem_hole_info();
|
|
|
|
|
2017-06-15 20:17:38 +02:00
|
|
|
/* Use hole_basek as mmio_basek, and no need to reset hole anymore */
|
2017-05-16 02:55:11 +02:00
|
|
|
if ((mem_hole.node_id != -1) && (mmio_basek > mem_hole.hole_startk)) {
|
|
|
|
mmio_basek = mem_hole.hole_startk;
|
|
|
|
reset_memhole = 0;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
idx = 0x10;
|
2017-09-01 17:54:48 +02:00
|
|
|
dram_base_mask_t d;
|
|
|
|
resource_t basek, limitk, sizek; /* 4 1T */
|
2017-05-16 02:55:11 +02:00
|
|
|
|
2017-09-01 17:54:48 +02:00
|
|
|
d = get_dram_base_mask();
|
2017-05-16 02:55:11 +02:00
|
|
|
|
2017-09-01 17:54:48 +02:00
|
|
|
if ((d.mask & 1)) { /* if enabled... */
|
2017-06-15 20:17:38 +02:00
|
|
|
/* could overflow, we may lose 6 bit here */
|
|
|
|
basek = ((resource_t)(d.base & 0x1fffff00)) << 9;
|
|
|
|
limitk = ((resource_t)(((d.mask & ~1) + 0x000ff)
|
|
|
|
& 0x1fffff00)) << 9;
|
2017-05-16 02:55:11 +02:00
|
|
|
|
|
|
|
sizek = limitk - basek;
|
|
|
|
|
|
|
|
/* see if we need a hole from 0xa0000 to 0xbffff */
|
2017-06-15 20:17:38 +02:00
|
|
|
if ((basek < ((8 * 64) + (8 * 16))) && (sizek > ((8 * 64) +
|
|
|
|
(16 * 16)))) {
|
2017-09-01 17:54:48 +02:00
|
|
|
ram_resource(dev, idx, basek,
|
2017-06-15 20:17:38 +02:00
|
|
|
((8 * 64) + (8 * 16)) - basek);
|
2017-05-16 02:55:11 +02:00
|
|
|
idx += 0x10;
|
|
|
|
basek = (8 * 64) + (16 * 16);
|
|
|
|
sizek = limitk - ((8 * 64) + (16 * 16));
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/* split the region to accommodate pci memory space */
|
2017-06-15 20:17:38 +02:00
|
|
|
if ((basek < 4 * 1024 * 1024) && (limitk > mmio_basek)) {
|
2017-05-16 02:55:11 +02:00
|
|
|
if (basek <= mmio_basek) {
|
2017-06-15 20:17:38 +02:00
|
|
|
unsigned int pre_sizek;
|
2017-05-16 02:55:11 +02:00
|
|
|
pre_sizek = mmio_basek - basek;
|
2017-06-15 20:17:38 +02:00
|
|
|
if (pre_sizek > 0) {
|
2017-09-01 17:54:48 +02:00
|
|
|
ram_resource(dev, idx, basek,
|
2017-06-15 20:17:38 +02:00
|
|
|
pre_sizek);
|
2017-05-16 02:55:11 +02:00
|
|
|
idx += 0x10;
|
|
|
|
sizek -= pre_sizek;
|
|
|
|
}
|
|
|
|
basek = mmio_basek;
|
|
|
|
}
|
|
|
|
if ((basek + sizek) <= 4 * 1024 * 1024) {
|
|
|
|
sizek = 0;
|
2017-06-15 20:17:38 +02:00
|
|
|
} else {
|
2017-05-16 02:55:11 +02:00
|
|
|
uint64_t topmem2 = bsp_topmem2();
|
|
|
|
basek = 4 * 1024 * 1024;
|
|
|
|
sizek = topmem2 / 1024 - basek;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2017-09-01 17:54:48 +02:00
|
|
|
ram_resource(dev, idx, basek, sizek);
|
|
|
|
printk(BIOS_DEBUG, "node 0: mmio_basek=%08lx, basek=%08llx,"
|
|
|
|
" limitk=%08llx\n", mmio_basek, basek, limitk);
|
2017-05-16 02:55:11 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
add_uma_resource_below_tolm(dev, 7);
|
|
|
|
|
2017-06-15 20:17:38 +02:00
|
|
|
for (link = dev->link_list ; link ; link = link->next)
|
|
|
|
if (link->children)
|
2017-05-16 02:55:11 +02:00
|
|
|
assign_resources(link);
|
2017-06-15 20:17:38 +02:00
|
|
|
|
2017-05-16 02:55:11 +02:00
|
|
|
/*
|
|
|
|
* Reserve everything between A segment and 1MB:
|
|
|
|
*
|
|
|
|
* 0xa0000 - 0xbffff: legacy VGA
|
|
|
|
* 0xc0000 - 0xfffff: RAM
|
|
|
|
*/
|
|
|
|
mmio_resource(dev, 0xa0000, 0xa0000 / KiB, 0x20000 / KiB);
|
|
|
|
reserved_ram_resource(dev, 0xc0000, 0xc0000 / KiB, 0x40000 / KiB);
|
|
|
|
}
|
|
|
|
|
|
|
|
void cpu_bus_scan(device_t dev)
|
|
|
|
{
|
|
|
|
struct bus *cpu_bus;
|
|
|
|
device_t cpu;
|
|
|
|
device_t cdb_dev;
|
|
|
|
device_t dev_mc;
|
|
|
|
int j;
|
|
|
|
int core_max;
|
|
|
|
int core_nums;
|
|
|
|
int siblings;
|
|
|
|
int family;
|
|
|
|
int enable_node;
|
|
|
|
u32 lapicid_start;
|
|
|
|
u32 apic_id;
|
|
|
|
u32 pccount;
|
|
|
|
|
|
|
|
|
|
|
|
dev_mc = dev_find_slot(CONFIG_CBB, PCI_DEVFN(CONFIG_CDB, 0));
|
|
|
|
if (!dev_mc) {
|
2017-06-15 20:17:38 +02:00
|
|
|
printk(BIOS_ERR, "%02x:%02x.0 not found", CONFIG_CBB,
|
|
|
|
CONFIG_CDB);
|
2017-05-16 02:55:11 +02:00
|
|
|
die("");
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Get max and actual number of cores */
|
2017-09-24 15:23:57 +02:00
|
|
|
pccount = cpuid_ecx(0x80000008);
|
2017-06-15 20:17:38 +02:00
|
|
|
core_max = 1 << ((pccount >> 12) & 0xf);
|
2017-05-16 02:55:11 +02:00
|
|
|
core_nums = (pccount & 0xF);
|
|
|
|
|
2017-06-15 20:17:38 +02:00
|
|
|
family = (cpuid_eax(1) >> 20) & 0xff;
|
2017-05-16 02:55:11 +02:00
|
|
|
|
|
|
|
cdb_dev = dev_find_slot(CONFIG_CBB, PCI_DEVFN(CONFIG_CDB, 5));
|
2017-06-15 20:17:38 +02:00
|
|
|
siblings = pci_read_config32(cdb_dev, 0x84) & 0xff;
|
2017-05-16 02:55:11 +02:00
|
|
|
|
2017-06-15 20:17:38 +02:00
|
|
|
printk(BIOS_SPEW, "%s family%xh, core_max=%d, core_nums=%d,"
|
|
|
|
" siblings=%d\n", dev_path(cdb_dev), 0x0f + family,
|
|
|
|
core_max, core_nums, siblings);
|
2017-05-16 02:55:11 +02:00
|
|
|
|
|
|
|
/*
|
|
|
|
* 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
|
|
|
|
*/
|
|
|
|
|
|
|
|
/*
|
|
|
|
* While the above statement is true, we know some things about
|
|
|
|
* this silicon. It is an SOC and can't have >= 16 APICs, but
|
|
|
|
* we will start numbering at 0x10. We also know there is only
|
|
|
|
* on physical node (module in AMD speak).
|
|
|
|
*/
|
|
|
|
|
|
|
|
lapicid_start = 0x10; /* Get this from devicetree? see comment above. */
|
2017-06-29 10:57:55 +02:00
|
|
|
enable_node = cdb_dev->enabled;
|
2017-05-16 02:55:11 +02:00
|
|
|
cpu_bus = dev->link_list;
|
|
|
|
|
2017-06-15 20:17:38 +02:00
|
|
|
for (j = 0 ; j <= siblings ; j++) {
|
2017-05-16 02:55:11 +02:00
|
|
|
apic_id = lapicid_start + j;
|
2017-09-01 17:54:48 +02:00
|
|
|
printk(BIOS_SPEW, "lapicid_start 0x%x, core 0x%x,"
|
|
|
|
" apicid=0x%x\n", lapicid_start, j, apic_id);
|
2017-05-16 02:55:11 +02:00
|
|
|
|
|
|
|
cpu = add_cpu_device(cpu_bus, apic_id, enable_node);
|
|
|
|
if (cpu)
|
2017-09-01 17:54:48 +02:00
|
|
|
amd_cpu_topology(cpu, 1, j);
|
2017-05-16 02:55:11 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/*********************************************************************
|
|
|
|
* Change the vendor / device IDs to match the generic VBIOS header. *
|
|
|
|
*********************************************************************/
|
|
|
|
u32 map_oprom_vendev(u32 vendev)
|
|
|
|
{
|
|
|
|
u32 new_vendev;
|
|
|
|
new_vendev =
|
2017-06-15 20:17:38 +02:00
|
|
|
((vendev >= 0x100298e0) && (vendev <= 0x100298ef)) ?
|
|
|
|
0x100298e0 : vendev;
|
2017-05-16 02:55:11 +02:00
|
|
|
|
|
|
|
if (vendev != new_vendev)
|
2017-06-15 20:17:38 +02:00
|
|
|
printk(BIOS_NOTICE, "Mapping PCI device %8x to %8x\n",
|
|
|
|
vendev, new_vendev);
|
2017-05-16 02:55:11 +02:00
|
|
|
|
|
|
|
return new_vendev;
|
|
|
|
}
|