#include <string.h>
#include <bitops.h>
#include <cpu/cpu.h>
-#include <cpu/amd/model_fxx_rev.h>
#include <cpu/x86/lapic.h>
-#if CONFIG_LOGICAL_CPUS==1
#include <cpu/amd/dualcore.h>
+#if CONFIG_LOGICAL_CPUS==1
#include <pc80/mc146818rtc.h>
#endif
#include "amdk8.h"
-#if HW_MEM_HOLE_SIZEK != 0
#include <cpu/amd/model_fxx_rev.h>
-#endif
#include <cpu/amd/amdk8_sysconf.h>
struct amdk8_sysconf_t sysconf;
-#define FX_DEVS 8
-static device_t __f0_dev[FX_DEVS];
-static device_t __f1_dev[FX_DEVS];
-
-#if 0
-static void debug_fx_devs(void)
-{
- int i;
- for(i = 0; i < FX_DEVS; i++) {
- device_t dev;
- dev = __f0_dev[i];
- if (dev) {
- printk_debug("__f0_dev[%d]: %s bus: %p\n",
- i, dev_path(dev), dev->bus);
- }
- dev = __f1_dev[i];
- if (dev) {
- printk_debug("__f1_dev[%d]: %s bus: %p\n",
- i, dev_path(dev), dev->bus);
- }
- }
-}
-#endif
+#define MAX_FX_DEVS 8
+static device_t __f0_dev[MAX_FX_DEVS];
+static device_t __f1_dev[MAX_FX_DEVS];
+static unsigned fx_devs=0;
static void get_fx_devs(void)
{
int i;
- if (__f1_dev[0]) {
- return;
- }
- for(i = 0; i < FX_DEVS; i++) {
+ for(i = 0; i < MAX_FX_DEVS; i++) {
__f0_dev[i] = dev_find_slot(0, PCI_DEVFN(0x18 + i, 0));
__f1_dev[i] = dev_find_slot(0, PCI_DEVFN(0x18 + i, 1));
+ if (__f0_dev[i] != NULL && __f1_dev[i] != NULL)
+ fx_devs = i+1;
}
- if (!__f1_dev[0]) {
- die("Cannot find 0:0x18.1\n");
+ if (__f1_dev[0] == NULL || __f0_dev[0] == NULL || fx_devs == 0) {
+ die("Cannot find 0:0x18.[0|1]\n");
}
}
static uint32_t f1_read_config32(unsigned reg)
{
- get_fx_devs();
+ if ( fx_devs == 0)
+ get_fx_devs();
return pci_read_config32(__f1_dev[0], reg);
}
static void f1_write_config32(unsigned reg, uint32_t value)
{
int i;
- get_fx_devs();
- for(i = 0; i < FX_DEVS; 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) {
static unsigned int amdk8_nodeid(device_t dev)
{
- return (dev->path.u.pci.devfn >> 3) - 0x18;
+ return (dev->path.pci.devfn >> 3) - 0x18;
}
static unsigned int amdk8_scan_chain(device_t dev, unsigned nodeid, unsigned link, unsigned sblink, unsigned int max, unsigned offset_unitid)
* We have no idea how many busses are behind this bridge yet,
* so we set the subordinate bus number to 0xff for the moment.
*/
-#if SB_HT_CHAIN_ON_BUS0 > 0
+#if CONFIG_SB_HT_CHAIN_ON_BUS0 > 0
// first chain will on bus 0
if((nodeid == 0) && (sblink==link)) { // actually max is 0 here
min_bus = max;
}
- #if SB_HT_CHAIN_ON_BUS0 > 1
+ #if CONFIG_SB_HT_CHAIN_ON_BUS0 > 1
// second chain will be on 0x40, third 0x80, forth 0xc0
else {
min_bus = ((max>>6) + 1) * 0x40;
if(nodeid==0) {
sblink = (pci_read_config32(dev, 0x64)>>8) & 3;
-#if SB_HT_CHAIN_ON_BUS0 > 0
- #if ((HT_CHAIN_UNITID_BASE != 1) || (HT_CHAIN_END_UNITID_BASE != 0x20))
+#if CONFIG_SB_HT_CHAIN_ON_BUS0 > 0
+ #if ((CONFIG_HT_CHAIN_UNITID_BASE != 1) || (CONFIG_HT_CHAIN_END_UNITID_BASE != 0x20))
offset_unitid = 1;
#endif
max = amdk8_scan_chain(dev, nodeid, sblink, sblink, max, offset_unitid ); // do sb ht chain at first, in case s2885 put sb chain (8131/8111) on link2, but put 8151 on link0
}
for(link = 0; link < dev->links; link++) {
-#if SB_HT_CHAIN_ON_BUS0 > 0
+#if CONFIG_SB_HT_CHAIN_ON_BUS0 > 0
if( (nodeid == 0) && (sblink == link) ) continue; //already done
#endif
offset_unitid = 0;
- #if ((HT_CHAIN_UNITID_BASE != 1) || (HT_CHAIN_END_UNITID_BASE != 0x20))
- #if SB_HT_CHAIN_UNITID_OFFSET_ONLY == 1
+ #if ((CONFIG_HT_CHAIN_UNITID_BASE != 1) || (CONFIG_HT_CHAIN_END_UNITID_BASE != 0x20))
+ #if CONFIG_SB_HT_CHAIN_UNITID_OFFSET_ONLY == 1
if((nodeid == 0) && (sblink == link))
#endif
offset_unitid = 1;
device_t goal_dev, unsigned goal_nodeid, unsigned goal_link)
{
struct resource *res;
- unsigned nodeid, link;
+ unsigned nodeid, link=0;
int result;
res = 0;
- for(nodeid = 0; !res && (nodeid < 8); nodeid++) {
+ for(nodeid = 0; !res && (nodeid < fx_devs); nodeid++) {
device_t dev;
dev = __f0_dev[nodeid];
+ if (!dev)
+ continue;
for(link = 0; !res && (link < 3); link++) {
- res = probe_resource(dev, 0x100 + (reg | link));
+ res = probe_resource(dev, IOINDEX(0x100 + reg, link));
}
}
result = 2;
return result;
}
-static struct resource *amdk8_find_iopair(device_t dev, unsigned nodeid, unsigned link)
+static unsigned amdk8_find_reg(device_t dev, unsigned nodeid, unsigned link,
+ unsigned min, unsigned max)
{
- struct resource *resource;
+ unsigned resource;
unsigned free_reg, reg;
resource = 0;
free_reg = 0;
- for(reg = 0xc0; reg <= 0xd8; reg += 0x8) {
+ for(reg = min; reg <= max; reg += 0x8) {
int result;
result = reg_useable(reg, dev, nodeid, link);
if (result == 1) {
free_reg = reg;
}
}
- if (reg > 0xd8) {
+ if (reg > max) {
reg = free_reg;
}
if (reg > 0) {
- resource = new_resource(dev, 0x100 + (reg | link));
+ resource = IOINDEX(0x100 + reg, link);
}
return resource;
}
-static struct resource *amdk8_find_mempair(device_t dev, unsigned nodeid, unsigned link)
+static unsigned amdk8_find_iopair(device_t dev, unsigned nodeid, unsigned link)
{
- struct resource *resource;
- unsigned 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;
- }
- if (reg > 0) {
- resource = new_resource(dev, 0x100 + (reg | link));
- }
- return resource;
+ return amdk8_find_reg(dev, nodeid, link, 0xc0, 0xd8);
+}
+
+static unsigned amdk8_find_mempair(device_t dev, unsigned nodeid, unsigned link)
+{
+ return amdk8_find_reg(dev, nodeid, link, 0x80, 0xb8);
}
static void amdk8_link_read_bases(device_t dev, unsigned nodeid, unsigned link)
struct resource *resource;
/* Initialize the io space constraints on the current bus */
- resource = amdk8_find_iopair(dev, nodeid, link);
+ resource = new_resource(dev, IOINDEX(0, 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;
- compute_allocate_resource(&dev->link[link], resource,
- IORESOURCE_IO, IORESOURCE_IO);
+ resource->flags = IORESOURCE_IO | IORESOURCE_BRIDGE;
}
/* Initialize the prefetchable memory constraints on the current bus */
- resource = amdk8_find_mempair(dev, nodeid, link);
+ resource = new_resource(dev, IOINDEX(2, link));
if (resource) {
resource->base = 0;
resource->size = 0;
resource->gran = log2(HT_MEM_HOST_ALIGN);
resource->limit = 0xffffffffffULL;
resource->flags = IORESOURCE_MEM | IORESOURCE_PREFETCH;
- compute_allocate_resource(&dev->link[link], resource,
- IORESOURCE_MEM | IORESOURCE_PREFETCH,
- IORESOURCE_MEM | IORESOURCE_PREFETCH);
+ resource->flags |= IORESOURCE_BRIDGE;
}
/* Initialize the memory constraints on the current bus */
- resource = amdk8_find_mempair(dev, nodeid, link);
+ resource = new_resource(dev, IOINDEX(1, 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;
- compute_allocate_resource(&dev->link[link], resource,
- IORESOURCE_MEM | IORESOURCE_PREFETCH,
- IORESOURCE_MEM);
+ resource->limit = 0xffffffffULL;
+ resource->flags = IORESOURCE_MEM | IORESOURCE_BRIDGE;
}
}
+static void amdk8_create_vga_resource(device_t dev, unsigned nodeid);
+
static void amdk8_read_resources(device_t dev)
{
unsigned nodeid, link;
amdk8_link_read_bases(dev, nodeid, link);
}
}
+
+ amdk8_create_vga_resource(dev, nodeid);
}
static void amdk8_set_resource(device_t dev, struct resource *resource, unsigned nodeid)
/* Make certain the resource has actually been set */
if (!(resource->flags & IORESOURCE_ASSIGNED)) {
+ printk(BIOS_ERR, "%s: can't set unassigned resource @%lx %lx\n",
+ __func__, resource->index, resource->flags);
return;
}
/* If I have already stored this resource don't worry about it */
if (resource->flags & IORESOURCE_STORED) {
+ printk(BIOS_ERR, "%s: can't set stored resource @%lx %lx\n", __func__,
+ resource->index, resource->flags);
return;
}
if (resource->index < 0x100) {
return;
}
+
+ if (resource->size == 0)
+ return;
+
/* Get the base address */
rbase = resource->base;
/* Get the register and link */
reg = resource->index & 0xfc;
- link = resource->index & 3;
+ link = IOINDEX_LINK(resource->index);
if (resource->flags & IORESOURCE_IO) {
uint32_t base, limit;
- compute_allocate_resource(&dev->link[link], resource,
- IORESOURCE_IO, IORESOURCE_IO);
base = f1_read_config32(reg);
limit = f1_read_config32(reg + 0x4);
base &= 0xfe000fcc;
limit |= (nodeid & 7);
if (dev->link[link].bridge_ctrl & PCI_BRIDGE_CTL_VGA) {
- printk_spew("%s, enabling legacy VGA IO forwarding for %s link %s\n",
+ printk(BIOS_SPEW, "%s, enabling legacy VGA IO forwarding for %s link 0x%x\n",
__func__, dev_path(dev), link);
base |= PCI_IO_BASE_VGA_EN;
}
}
else if (resource->flags & IORESOURCE_MEM) {
uint32_t base, limit;
- compute_allocate_resource(&dev->link[link], resource,
- IORESOURCE_MEM | IORESOURCE_PREFETCH,
- resource->flags & (IORESOURCE_MEM | IORESOURCE_PREFETCH));
base = f1_read_config32(reg);
limit = f1_read_config32(reg + 0x4);
base &= 0x000000f0;
report_resource_stored(dev, resource, buf);
}
-/**
- *
- * I tried to reuse the resource allocation code in amdk8_set_resource()
- * but it is too diffcult to deal with the resource allocation magic.
- */
#if CONFIG_CONSOLE_VGA_MULTI == 1
extern device_t vga_pri; // the primary vga device, defined in device.c
#endif
{
struct resource *resource;
unsigned link;
- uint32_t base, limit;
- unsigned reg;
/* find out which link the VGA card is connected,
* we only deal with the 'first' vga card */
for (link = 0; link < dev->links; link++) {
if (dev->link[link].bridge_ctrl & PCI_BRIDGE_CTL_VGA) {
#if CONFIG_CONSOLE_VGA_MULTI == 1
- printk_debug("VGA: vga_pri bus num = %d dev->link[link] bus range [%d,%d]\n", vga_pri->bus->secondary,
+ printk(BIOS_DEBUG, "VGA: vga_pri bus num = %d dev->link[link] bus range [%d,%d]\n", vga_pri->bus->secondary,
dev->link[link].secondary,dev->link[link].subordinate);
/* We need to make sure the vga_pri is under the link */
if((vga_pri->bus->secondary >= dev->link[link].secondary ) &&
if (link == dev->links)
return;
- printk_debug("VGA: %s (aka node %d) link %d has VGA device\n", dev_path(dev), nodeid, link);
+ printk(BIOS_DEBUG, "VGA: %s (aka node %d) link %d has VGA device\n", dev_path(dev), nodeid, link);
- /* allocate a temp resrouce for legacy VGA buffer */
- resource = amdk8_find_mempair(dev, nodeid, link);
+ /* allocate a temp resource for the legacy VGA buffer */
+ resource = new_resource(dev, IOINDEX(4, link));
if(!resource){
- printk_debug("VGA: Can not find free mmio reg for legacy VGA buffer\n");
+ printk(BIOS_DEBUG, "VGA: %s out of resources.\n", dev_path(dev));
return;
}
resource->base = 0xa0000;
resource->size = 0x20000;
-
- /* write the resource to the hardware */
- reg = resource->index & 0xfc;
- base = f1_read_config32(reg);
- limit = f1_read_config32(reg + 0x4);
- base &= 0x000000f0;
- base |= (resource->base >> 8) & 0xffffff00;
- base |= 3;
- limit &= 0x00000048;
- limit |= (resource_end(resource) >> 8) & 0xffffff00;
- limit |= (resource->index & 3) << 4;
- limit |= (nodeid & 7);
- f1_write_config32(reg + 0x4, limit);
- f1_write_config32(reg, base);
-
- /* release the temp resource */
- resource->flags = 0;
+ resource->limit = 0xffffffff;
+ resource->flags = IORESOURCE_FIXED | IORESOURCE_MEM |
+ IORESOURCE_ASSIGNED;
}
static void amdk8_set_resources(device_t dev)
/* Find the nodeid */
nodeid = amdk8_nodeid(dev);
- amdk8_create_vga_resource(dev, nodeid);
-
/* Set each resource we have found */
for(i = 0; i < dev->resources; i++) {
- amdk8_set_resource(dev, &dev->resource[i], nodeid);
+ struct resource *res = &dev->resource[i];
+ struct resource *old = NULL;
+ unsigned index;
+
+ if (res->size == 0) /* No need to allocate registers. */
+ continue;
+
+ if (res->flags & IORESOURCE_IO)
+ index = amdk8_find_iopair(dev, nodeid,
+ IOINDEX_LINK(res->index));
+ else
+ index = amdk8_find_mempair(dev, nodeid,
+ IOINDEX_LINK(res->index));
+
+ old = probe_resource(dev, index);
+ if (old) {
+ res->index = old->index;
+ old->index = 0;
+ old->flags = 0;
+ }
+ else
+ res->index = index;
+
+ amdk8_set_resource(dev, res, nodeid);
}
+ compact_resources(dev);
+
for(link = 0; link < dev->links; link++) {
struct bus *bus;
bus = &dev->link[link];
static void mcf0_control_init(struct device *dev)
{
#if 0
- printk_debug("NB: Function 0 Misc Control.. ");
+ printk(BIOS_DEBUG, "NB: Function 0 Misc Control.. ");
#endif
#if 0
- printk_debug("done.\n");
+ printk(BIOS_DEBUG, "done.\n");
#endif
}
.device = 0x1100,
};
-#if CONFIG_CHIP_NAME == 1
-
struct chip_operations northbridge_amd_amdk8_ops = {
CHIP_NAME("AMD K8 Northbridge")
.enable_dev = 0,
};
-#endif
-
-static void pci_domain_read_resources(device_t dev)
+static void amdk8_domain_read_resources(device_t dev)
{
- struct resource *resource;
unsigned reg;
/* Find the already assigned resource pairs */
/* Is this register allocated? */
if ((base & 3) != 0) {
unsigned nodeid, link;
- device_t dev;
+ device_t reg_dev;
nodeid = limit & 7;
link = (limit >> 4) & 3;
- dev = __f0_dev[nodeid];
- if (dev) {
+ reg_dev = __f0_dev[nodeid];
+ if (reg_dev) {
/* Reserve the resource */
- struct resource *resource;
- resource = new_resource(dev, 0x100 + (reg | link));
- if (resource) {
- resource->flags = 1;
+ struct resource *res;
+ res = new_resource(reg_dev, IOINDEX(0x100 + reg, link));
+ if (res) {
+ res->base = base;
+ res->limit = limit;
+ res->flags = 1;
}
}
}
}
-#if CONFIG_PCI_64BIT_PREF_MEM == 0
- /* Initialize the system wide io space constraints */
- resource = new_resource(dev, IOINDEX_SUBTRACTIVE(0, 0));
- resource->base = 0x400;
- resource->limit = 0xffffUL;
- resource->flags = IORESOURCE_IO | IORESOURCE_SUBTRACTIVE | IORESOURCE_ASSIGNED;
-
- /* Initialize the system wide memory resources constraints */
- resource = new_resource(dev, IOINDEX_SUBTRACTIVE(1, 0));
- resource->limit = 0xfcffffffffULL;
- resource->flags = IORESOURCE_MEM | IORESOURCE_SUBTRACTIVE | IORESOURCE_ASSIGNED;
-#else
- /* Initialize the system wide io space constraints */
- resource = new_resource(dev, 0);
- resource->base = 0x400;
- resource->limit = 0xffffUL;
- resource->flags = IORESOURCE_IO;
- compute_allocate_resource(&dev->link[0], resource,
- IORESOURCE_IO, IORESOURCE_IO);
- /* Initialize the system wide prefetchable memory resources constraints */
- resource = new_resource(dev, 1);
- resource->limit = 0xfcffffffffULL;
- resource->flags = IORESOURCE_MEM | IORESOURCE_PREFETCH;
- compute_allocate_resource(&dev->link[0], resource,
- IORESOURCE_MEM | IORESOURCE_PREFETCH,
- IORESOURCE_MEM | IORESOURCE_PREFETCH);
+ pci_domain_read_resources(dev);
- /* Initialize the system wide memory resources constraints */
+#if CONFIG_PCI_64BIT_PREF_MEM == 1
+ /* Initialize the system wide prefetchable memory resources constraints */
resource = new_resource(dev, 2);
resource->limit = 0xfcffffffffULL;
- resource->flags = IORESOURCE_MEM;
- compute_allocate_resource(&dev->link[0], resource,
- IORESOURCE_MEM | IORESOURCE_PREFETCH,
- IORESOURCE_MEM);
+ resource->flags = IORESOURCE_MEM | IORESOURCE_PREFETCH;
#endif
}
struct resource **best_p = gp;
struct resource *best;
best = *best_p;
- if (!best || (best->base > new->base)) {
+ /* Skip VGA. */
+ if (!best || (best->base > new->base && new->base > 0xa0000)) {
best = new;
}
*best_p = best;
return tolm;
}
-#if CONFIG_PCI_64BIT_PREF_MEM == 1
-#define BRIDGE_IO_MASK (IORESOURCE_IO | IORESOURCE_MEM | IORESOURCE_PREFETCH)
-#endif
-
-#if HW_MEM_HOLE_SIZEK != 0
+#if CONFIG_HW_MEM_HOLE_SIZEK != 0
struct hw_mem_hole_info {
unsigned hole_startk;
struct hw_mem_hole_info mem_hole;
int i;
- mem_hole.hole_startk = HW_MEM_HOLE_SIZEK;
+ mem_hole.hole_startk = CONFIG_HW_MEM_HOLE_SIZEK;
mem_hole.node_id = -1;
- for (i = 0; i < 8; i++) {
+ for (i = 0; i < fx_devs; i++) {
uint32_t base;
uint32_t hole;
base = f1_read_config32(0x40 + (i << 3));
return mem_hole;
}
-static void disable_hoist_memory(unsigned long hole_startk, int i)
+
+static void disable_hoist_memory(unsigned long hole_startk, int node_id)
{
- int ii;
+ int i;
device_t dev;
uint32_t base, limit;
uint32_t hoist;
hole_sizek = (4*1024*1024) - hole_startk;
- for(ii=7;ii>i;ii--) {
+ for(i=7;i>node_id;i--) {
- base = f1_read_config32(0x40 + (ii << 3));
+ base = f1_read_config32(0x40 + (i << 3));
if ((base & ((1<<1)|(1<<0))) != ((1<<1)|(1<<0))) {
continue;
}
- limit = f1_read_config32(0x44 + (ii << 3));
- f1_write_config32(0x44 + (ii << 3),limit - (hole_sizek << 2));
- f1_write_config32(0x40 + (ii << 3),base - (hole_sizek << 2));
+ limit = f1_read_config32(0x44 + (i << 3));
+ f1_write_config32(0x44 + (i << 3),limit - (hole_sizek << 2));
+ f1_write_config32(0x40 + (i << 3),base - (hole_sizek << 2));
+ }
+ limit = f1_read_config32(0x44 + (node_id << 3));
+ f1_write_config32(0x44 + (node_id << 3),limit - (hole_sizek << 2));
+ dev = __f1_dev[node_id];
+ if (dev == NULL) {
+ printk(BIOS_ERR, "%s: node %x is NULL!\n", __func__, node_id);
+ return;
}
- limit = f1_read_config32(0x44 + (i << 3));
- f1_write_config32(0x44 + (i << 3),limit - (hole_sizek << 2));
- dev = __f1_dev[i];
hoist = pci_read_config32(dev, 0xf0);
- if(hoist & 1) {
+ if(hoist & 1)
pci_write_config32(dev, 0xf0, 0);
- }
else {
- base = pci_read_config32(dev, 0x40 + (i << 3));
- f1_write_config32(0x40 + (i << 3),base - (hole_sizek << 2));
+ base = pci_read_config32(dev, 0x40 + (node_id << 3));
+ f1_write_config32(0x40 + (node_id << 3),base - (hole_sizek << 2));
}
-
}
-static uint32_t hoist_memory(unsigned long hole_startk, int i)
+static uint32_t hoist_memory(unsigned long hole_startk, int node_id)
{
- int ii;
+ int i;
uint32_t carry_over;
device_t dev;
uint32_t base, limit;
carry_over = (4*1024*1024) - hole_startk;
- for(ii=7;ii>i;ii--) {
+ for(i=7;i>node_id;i--) {
- base = f1_read_config32(0x40 + (ii << 3));
+ base = f1_read_config32(0x40 + (i << 3));
if ((base & ((1<<1)|(1<<0))) != ((1<<1)|(1<<0))) {
continue;
}
- limit = f1_read_config32(0x44 + (ii << 3));
- f1_write_config32(0x44 + (ii << 3),limit + (carry_over << 2));
- f1_write_config32(0x40 + (ii << 3),base + (carry_over << 2));
+ limit = f1_read_config32(0x44 + (i << 3));
+ f1_write_config32(0x44 + (i << 3),limit + (carry_over << 2));
+ f1_write_config32(0x40 + (i << 3),base + (carry_over << 2));
}
- limit = f1_read_config32(0x44 + (i << 3));
- f1_write_config32(0x44 + (i << 3),limit + (carry_over << 2));
- dev = __f1_dev[i];
- base = pci_read_config32(dev, 0x40 + (i << 3));
+ limit = f1_read_config32(0x44 + (node_id << 3));
+ f1_write_config32(0x44 + (node_id << 3),limit + (carry_over << 2));
+ dev = __f1_dev[node_id];
+ base = pci_read_config32(dev, 0x40 + (node_id << 3));
basek = (base & 0xffff0000) >> 2;
if(basek == hole_startk) {
//don't need set memhole here, because hole off set will be 0, overflow
//so need to change base reg instead, new basek will be 4*1024*1024
base &= 0x0000ffff;
base |= (4*1024*1024)<<2;
- f1_write_config32(0x40 + (i<<3), base);
+ f1_write_config32(0x40 + (node_id<<3), base);
}
- else
+ else if (dev)
{
hoist = /* hole start address */
((hole_startk << 10) & 0xff000000) +
}
#endif
-static void pci_domain_set_resources(device_t dev)
+#if CONFIG_WRITE_HIGH_TABLES==1
+#define HIGH_TABLES_SIZE 64 // maximum size of high tables in KB
+extern uint64_t high_tables_base, high_tables_size;
+#if CONFIG_GFXUMA == 1
+extern uint64_t uma_memory_base, uma_memory_size;
+#endif
+#endif
+
+static void amdk8_domain_set_resources(device_t dev)
{
#if CONFIG_PCI_64BIT_PREF_MEM == 1
struct resource *io, *mem1, *mem2;
unsigned long mmio_basek;
uint32_t pci_tolm;
int i, idx;
-#if HW_MEM_HOLE_SIZEK != 0
+#if CONFIG_HW_MEM_HOLE_SIZEK != 0
struct hw_mem_hole_info mem_hole;
unsigned reset_memhole = 1;
#endif
mem2 = find_resource(dev, 2);
#if 1
- printk_debug("base1: 0x%08Lx limit1: 0x%08Lx size: 0x%08Lx align: %d\n",
+ printk(BIOS_DEBUG, "base1: 0x%08Lx limit1: 0x%08Lx size: 0x%08Lx align: %d\n",
mem1->base, mem1->limit, mem1->size, mem1->align);
- printk_debug("base2: 0x%08Lx limit2: 0x%08Lx size: 0x%08Lx align: %d\n",
+ printk(BIOS_DEBUG, "base2: 0x%08Lx limit2: 0x%08Lx size: 0x%08Lx align: %d\n",
mem2->base, mem2->limit, mem2->size, mem2->align);
#endif
}
#if 1
- printk_debug("base1: 0x%08Lx limit1: 0x%08Lx size: 0x%08Lx align: %d\n",
+ printk(BIOS_DEBUG, "base1: 0x%08Lx limit1: 0x%08Lx size: 0x%08Lx align: %d\n",
mem1->base, mem1->limit, mem1->size, mem1->align);
- printk_debug("base2: 0x%08Lx limit2: 0x%08Lx size: 0x%08Lx align: %d\n",
+ printk(BIOS_DEBUG, "base2: 0x%08Lx limit2: 0x%08Lx size: 0x%08Lx align: %d\n",
mem2->base, mem2->limit, mem2->size, mem2->align);
#endif
last = &dev->resource[dev->resources];
for(resource = &dev->resource[0]; resource < last; resource++)
{
-#if 1
resource->flags |= IORESOURCE_ASSIGNED;
- resource->flags &= ~IORESOURCE_STORED;
-#endif
- compute_allocate_resource(&dev->link[0], resource,
- BRIDGE_IO_MASK, resource->flags & BRIDGE_IO_MASK);
-
resource->flags |= IORESOURCE_STORED;
report_resource_stored(dev, resource, "");
mmio_basek &= ~((64*1024) - 1);
#endif
-#if HW_MEM_HOLE_SIZEK != 0
+#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
*/
- #if K8_REV_F_SUPPORT == 0
+ #if CONFIG_K8_REV_F_SUPPORT == 0
if (!is_cpu_pre_e0()) {
#endif
//mmio_basek = 3*1024*1024; // for debug to meet boundary
if(reset_memhole) {
- if(mem_hole.node_id!=-1) { // We need to select HW_MEM_HOLE_SIZEK for raminit, it can not make hole_startk to some basek too....!
+ if(mem_hole.node_id!=-1) { // We need to select CONFIG_HW_MEM_HOLE_SIZEK for raminit, it can not make hole_startk to some basek too....!
// We need to reset our Mem Hole, because We want more big HOLE than we already set
//Before that We need to disable mem hole at first, becase memhole could already be set on i+1 instead
disable_hoist_memory(mem_hole.hole_startk, mem_hole.node_id);
}
- #if HW_MEM_HOLE_SIZE_AUTO_INC == 1
+ #if CONFIG_HW_MEM_HOLE_SIZE_AUTO_INC == 1
//We need to double check if the mmio_basek is valid for hole setting, if it is equal to basek, we need to decrease it some
uint32_t basek_pri;
- for (i = 0; i < 8; i++) {
+ for (i = 0; i < fx_devs; i++) {
uint32_t base;
uint32_t basek;
base = f1_read_config32(0x40 + (i << 3));
#endif
}
-#if K8_REV_F_SUPPORT == 0
+#if CONFIG_K8_REV_F_SUPPORT == 0
} // is_cpu_pre_e0
#endif
#endif
idx = 0x10;
- for(i = 0; i < 8; i++) {
+ for(i = 0; i < fx_devs; i++) {
uint32_t base, limit;
unsigned basek, limitk, sizek;
base = f1_read_config32(0x40 + (i << 3));
}
-// printk_debug("node %d : mmio_basek=%08x, basek=%08x, limitk=%08x\n", i, mmio_basek, basek, limitk); //yhlu
+#if CONFIG_GFXUMA == 1
+ printk(BIOS_DEBUG, "node %d : uma_memory_base/1024=0x%08x, mmio_basek=0x%08x, basek=0x%08x, limitk=0x%08x\n", i, uma_memory_base >> 10, mmio_basek, basek, limitk);
+ if ((uma_memory_base >> 10) < mmio_basek)
+ printk(BIOS_ALERT, "node %d: UMA memory starts below mmio_basek\n", i);
+#else
+// printk(BIOS_DEBUG, "node %d : mmio_basek=%08x, basek=%08x, limitk=%08x\n", i, mmio_basek, basek, limitk); //yhlu
+#endif
/* See if I need to split the region to accomodate pci memory space */
if ( (basek < 4*1024*1024 ) && (limitk > mmio_basek) ) {
ram_resource(dev, (idx | i), basek, pre_sizek);
idx += 0x10;
sizek -= pre_sizek;
+#if CONFIG_WRITE_HIGH_TABLES==1
+ if (i==0 && high_tables_base==0) {
+ /* Leave some space for ACPI, PIRQ and MP tables */
+#if CONFIG_GFXUMA == 1
+ high_tables_base = uma_memory_base - (HIGH_TABLES_SIZE * 1024);
+#else
+ high_tables_base = (mmio_basek - HIGH_TABLES_SIZE) * 1024;
+#endif
+ high_tables_size = HIGH_TABLES_SIZE * 1024;
+ printk(BIOS_DEBUG, " split: %dK table at =%08llx\n", HIGH_TABLES_SIZE,
+ high_tables_base);
+ }
+#endif
}
- #if HW_MEM_HOLE_SIZEK != 0
+ #if CONFIG_HW_MEM_HOLE_SIZEK != 0
if(reset_memhole)
- #if K8_REV_F_SUPPORT == 0
+ #if CONFIG_K8_REV_F_SUPPORT == 0
if(!is_cpu_pre_e0() )
#endif
sizek += hoist_memory(mmio_basek,i);
sizek -= (4*1024*1024 - mmio_basek);
}
}
- ram_resource(dev, (idx | i), basek, sizek);
+ /* If sizek == 0, it was split at mmio_basek without a hole.
+ * Don't create an empty ram_resource.
+ */
+ if (sizek)
+ ram_resource(dev, (idx | i), basek, sizek);
idx += 0x10;
+#if CONFIG_WRITE_HIGH_TABLES==1
+ printk(BIOS_DEBUG, "%d: mmio_basek=%08lx, basek=%08x, limitk=%08x\n",
+ i, mmio_basek, basek, limitk);
+ if (i==0 && high_tables_base==0) {
+ /* Leave some space for ACPI, PIRQ and MP tables */
+#if CONFIG_GFXUMA == 1
+ high_tables_base = uma_memory_base - (HIGH_TABLES_SIZE * 1024);
+#else
+ high_tables_base = (limitk - HIGH_TABLES_SIZE) * 1024;
+#endif
+ high_tables_size = HIGH_TABLES_SIZE * 1024;
+ }
+#endif
}
assign_resources(&dev->link[0]);
+
}
-static unsigned int pci_domain_scan_bus(device_t dev, unsigned int max)
+static unsigned int amdk8_domain_scan_bus(device_t dev, unsigned int max)
{
unsigned reg;
int i;
* Including enabling relaxed ordering if it is safe.
*/
get_fx_devs();
- for(i = 0; i < FX_DEVS; i++) {
+ for(i = 0; i < fx_devs; i++) {
device_t f0_dev;
f0_dev = __f0_dev[i];
if (f0_dev && f0_dev->enabled) {
if (!dev->link[0].disable_relaxed_ordering) {
httc |= HTTC_RSP_PASS_PW;
}
- printk_spew("%s passpw: %s\n",
+ printk(BIOS_SPEW, "%s passpw: %s\n",
dev_path(dev),
(!dev->link[0].disable_relaxed_ordering)?
"enabled":"disabled");
}
static struct device_operations pci_domain_ops = {
- .read_resources = pci_domain_read_resources,
- .set_resources = pci_domain_set_resources,
+ .read_resources = amdk8_domain_read_resources,
+ .set_resources = amdk8_domain_set_resources,
.enable_resources = enable_childrens_resources,
.init = 0,
- .scan_bus = pci_domain_scan_bus,
+ .scan_bus = amdk8_domain_scan_bus,
.ops_pci_bus = &pci_cf8_conf1,
};
sysconf.enabled_apic_ext_id = 1;
if(bsp_apicid == 0) {
/* bsp apic id is not changed */
- sysconf.apicid_offset = APIC_ID_OFFSET;
+ sysconf.apicid_offset = CONFIG_APIC_ID_OFFSET;
} else
{
sysconf.lift_bsp_apicid = 1;
/* Find which cpus are present */
cpu_bus = &dev->link[0];
for(i = 0; i < sysconf.nodes; i++) {
- device_t dev, cpu;
+ device_t cpu_dev, cpu;
struct device_path cpu_path;
/* Find the cpu's pci device */
- dev = dev_find_slot(0, PCI_DEVFN(0x18 + i, 3));
- if (!dev) {
+ cpu_dev = dev_find_slot(0, PCI_DEVFN(0x18 + i, 3));
+ if (!cpu_dev) {
/* If I am probing things in a weird order
* ensure all of the cpu's pci devices are found.
*/
- int j;
+ int local_j;
device_t dev_f0;
- for(j = 0; j <= 3; j++) {
- dev = pci_probe_dev(NULL, dev_mc->bus,
- PCI_DEVFN(0x18 + i, j));
+ for(local_j = 0; local_j <= 3; local_j++) {
+ cpu_dev = pci_probe_dev(NULL, dev_mc->bus,
+ PCI_DEVFN(0x18 + i, local_j));
}
/* Ok, We need to set the links for that device.
* otherwise the device under it will not be scanned
dev_f0 = dev_find_slot(0, PCI_DEVFN(0x18+i,0));
if(dev_f0) {
dev_f0->links = 3;
- for(j=0;j<3;j++) {
- dev_f0->link[j].link = j;
- dev_f0->link[j].dev = dev_f0;
+ for(local_j=0;local_j<3;local_j++) {
+ dev_f0->link[local_j].link = local_j;
+ dev_f0->link[local_j].dev = dev_f0;
}
}
}
e0_later_single_core = 0;
- if (dev && dev->enabled) {
- j = pci_read_config32(dev, 0xe8);
+ if (cpu_dev && cpu_dev->enabled) {
+ j = pci_read_config32(cpu_dev, 0xe8);
j = (j >> 12) & 3; // dev is func 3
- printk_debug(" %s siblings=%d\n", dev_path(dev), j);
+ printk(BIOS_DEBUG, " %s siblings=%d\n", dev_path(cpu_dev), j);
if(nb_cfg_54) {
// For e0 single core if nb_cfg_54 is set, apicid will be 0, 2, 4....
// That is the typical case
if(j == 0 ){
- #if K8_REV_F_SUPPORT == 0
+ #if CONFIG_K8_REV_F_SUPPORT == 0
e0_later_single_core = is_e0_later_in_bsp(i); // single core
#else
e0_later_single_core = is_cpu_f0_in_bsp(i); // We can read cpuid(1) from Func3
e0_later_single_core = 0;
}
if(e0_later_single_core) {
- printk_debug("\tFound Rev E or Rev F later single core\r\n");
+ printk(BIOS_DEBUG, "\tFound Rev E or Rev F later single core\r\n");
j=1;
}
/* Build the cpu device path */
cpu_path.type = DEVICE_PATH_APIC;
- cpu_path.u.apic.apic_id = i * (nb_cfg_54?(siblings+1):1) + j * (nb_cfg_54?1:8);
+ cpu_path.apic.apic_id = i * (nb_cfg_54?(siblings+1):1) + j * (nb_cfg_54?1:8);
/* See if I can find the cpu */
cpu = find_dev_path(cpu_bus, &cpu_path);
/* Enable the cpu if I have the processor */
- if (dev && dev->enabled) {
+ if (cpu_dev && cpu_dev->enabled) {
if (!cpu) {
cpu = alloc_dev(cpu_bus, &cpu_path);
}
}
/* Disable the cpu if I don't have the processor */
- if (cpu && (!dev || !dev->enabled)) {
+ if (cpu && (!cpu_dev || !cpu_dev->enabled)) {
cpu->enabled = 0;
}
/* Report what I have done */
if (cpu) {
- cpu->path.u.apic.node_id = i;
- cpu->path.u.apic.core_id = j;
+ cpu->path.apic.node_id = i;
+ cpu->path.apic.core_id = j;
if(sysconf.enabled_apic_ext_id) {
if(sysconf.lift_bsp_apicid) {
- cpu->path.u.apic.apic_id += sysconf.apicid_offset;
+ cpu->path.apic.apic_id += sysconf.apicid_offset;
} else
{
- if (cpu->path.u.apic.apic_id != 0)
- cpu->path.u.apic.apic_id += sysconf.apicid_offset;
+ if (cpu->path.apic.apic_id != 0)
+ cpu->path.apic.apic_id += sysconf.apicid_offset;
}
}
- printk_debug("CPU: %s %s\n",
+ printk(BIOS_DEBUG, "CPU: %s %s\n",
dev_path(cpu), cpu->enabled?"enabled":"disabled");
}