Fix AMD UMA for RS780

In commit 6b5eb1cc2d setup of
UMA memory region was moved to happen at a later state and
this broke UMA with RS780 southbridge.

Share the TOP_MEM and UMA settings before any of the PCI or CPU
scanning takes place.

Change-Id: I9cae1fc2948cbccede58d099faf1dfe49e9df303
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/1488
Tested-by: build bot (Jenkins)
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Reviewed-by: Dave Frodin <dave.frodin@se-eng.com>
Reviewed-by: Anton Kochkov <anton.kochkov@gmail.com>
This commit is contained in:
Kyösti Mälkki 2012-08-27 20:00:33 +03:00 committed by Alexandru Gagniuc
parent 71c7a3fdc3
commit 87213b655e
7 changed files with 75 additions and 24 deletions

View File

@ -923,11 +923,6 @@ static void amdfam10_domain_set_resources(device_t dev)
u32 reset_memhole = 1;
#endif
setup_bsp_ramtop();
#if CONFIG_GFXUMA
#error Northbridge does not set uma_memory_base or uma_memory_size.
#endif
#if CONFIG_PCI_64BIT_PREF_MEM
for (link = dev->link_list; link; link = link->next) {
@ -1439,6 +1434,19 @@ static struct device_operations cpu_bus_ops = {
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();
#if CONFIG_GFXUMA
#error Northbridge does not set uma_memory_base or uma_memory_size.
setup_uma_memory();
#endif
done = 1;
}
/* Set the operations if it is a special bus type */
if (dev->path.type == DEVICE_PATH_PCI_DOMAIN) {
dev->ops = &pci_domain_ops;

View File

@ -601,9 +601,6 @@ static void domain_set_resources(device_t dev)
u32 reset_memhole = 1;
#endif
setup_bsp_ramtop();
setup_uma_memory();
#if CONFIG_PCI_64BIT_PREF_MEM
printk(BIOS_DEBUG, "adsr - CONFIG_PCI_64BIT_PREF_MEM is true.\n");
@ -914,6 +911,16 @@ static struct device_operations cpu_bus_ops = {
static void root_complex_enable_dev(struct device *dev)
{
printk(BIOS_DEBUG, "\nFam12h - northbridge.c - root_complex_enable_dev - Start.\n");
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_PCI_DOMAIN) {
dev->ops = &pci_domain_ops;

View File

@ -564,9 +564,6 @@ static void domain_set_resources(device_t dev)
u32 reset_memhole = 1;
#endif
setup_bsp_ramtop();
setup_uma_memory();
#if CONFIG_PCI_64BIT_PREF_MEM
printk(BIOS_DEBUG, "adsr - CONFIG_PCI_64BIT_PREF_MEM is true.\n");
@ -895,7 +892,18 @@ static struct device_operations cpu_bus_ops = {
.scan_bus = cpu_bus_scan,
};
static void root_complex_enable_dev(struct device *dev) {
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_PCI_DOMAIN) {
dev->ops = &pci_domain_ops;

View File

@ -673,9 +673,6 @@ static void domain_set_resources(device_t dev)
u32 reset_memhole = 1;
#endif
setup_bsp_ramtop();
setup_uma_memory();
#if CONFIG_PCI_64BIT_PREF_MEM
for (link = dev->link_list; link; link = link->next) {
@ -1126,6 +1123,16 @@ static struct device_operations cpu_bus_ops = {
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_PCI_DOMAIN) {
dev->ops = &pci_domain_ops;

View File

@ -684,9 +684,6 @@ static void domain_set_resources(device_t dev)
u32 reset_memhole = 1;
#endif
setup_bsp_ramtop();
setup_uma_memory();
#if CONFIG_PCI_64BIT_PREF_MEM
for (link = dev->link_list; link; link = link->next) {
@ -1133,6 +1130,16 @@ static struct device_operations cpu_bus_ops = {
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_PCI_DOMAIN) {
dev->ops = &pci_domain_ops;

View File

@ -888,9 +888,6 @@ static void amdfam10_domain_set_resources(device_t dev)
u32 reset_memhole = 1;
#endif
setup_bsp_ramtop();
setup_uma_memory();
#if CONFIG_PCI_64BIT_PREF_MEM
for(link = dev->link_list; link; link = link->next) {
@ -1463,6 +1460,16 @@ static struct device_operations cpu_bus_ops = {
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_PCI_DOMAIN) {
dev->ops = &pci_domain_ops;

View File

@ -884,9 +884,6 @@ static void amdk8_domain_set_resources(device_t dev)
u32 reset_memhole = 1;
#endif
setup_bsp_ramtop();
setup_uma_memory();
#if 0
/* Place the IO devices somewhere safe */
io = find_resource(dev, 0);
@ -1349,6 +1346,16 @@ static struct device_operations cpu_bus_ops = {
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_PCI_DOMAIN) {
dev->ops = &pci_domain_ops;