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-rw-r--r--src/northbridge/amd/agesa/family12/northbridge.c634
1 files changed, 312 insertions, 322 deletions
diff --git a/src/northbridge/amd/agesa/family12/northbridge.c b/src/northbridge/amd/agesa/family12/northbridge.c
index fe9cd72032..a3b34932b0 100644
--- a/src/northbridge/amd/agesa/family12/northbridge.c
+++ b/src/northbridge/amd/agesa/family12/northbridge.c
@@ -58,223 +58,217 @@ static device_t get_node_pci(u32 nodeid, u32 fn)
static void get_fx_devs(void)
{
- int i;
- for(i = 0; i < FX_DEVS; 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");
- }
-}
+ int i;
+ for(i = 0; i < FX_DEVS; 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");
+}
static u32 f1_read_config32(unsigned reg)
{
- if (fx_devs == 0)
- get_fx_devs();
- return pci_read_config32(__f1_dev[0], 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);
- }
- }
+ int i;
+ if (fx_devs == 0)
+ get_fx_devs();
+ for(i = 0; i < fx_devs; i++) {
+ device_t dev = __f1_dev[i];
+ if (dev && dev->enabled) {
+ pci_write_config32(dev, reg, value);
+ }
+ }
}
-
static u32 amdfam12_nodeid(device_t dev)
{
- printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s\n",__func__);
- return (dev->path.pci.devfn >> 3) - CONFIG_CDB;
+ printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s\n",__func__);
+ return (dev->path.pci.devfn >> 3) - CONFIG_CDB;
}
-
#include "amdfam12_conf.c"
-
static void northbridge_init(device_t dev)
{
- printk(BIOS_DEBUG, "Northbridge init\n");
+ printk(BIOS_DEBUG, "Northbridge init\n");
}
static void set_vga_enable_reg(u32 nodeid, u32 linkn)
{
- u32 val;
+ u32 val;
- printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
- val = 1 | (nodeid<<4) | (linkn<<12);
- /* it will routing (1)mmio 0xa0000:0xbffff (2) io 0x3b0:0x3bb,
- 0x3c0:0x3df */
- f1_write_config32(0xf4, val);
+ printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
+ val = 1 | (nodeid<<4) | (linkn<<12);
+ /* it will routing (1)mmio 0xa0000:0xbffff (2) io 0x3b0:0x3bb,
+ 0x3c0:0x3df */
+ f1_write_config32(0xf4, val);
- printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
+ printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
}
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;
- printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
- res = 0;
- for(nodeid = 0; !res && (nodeid < fx_devs); nodeid++) {
- device_t dev;
- dev = __f0_dev[nodeid];
- if (!dev)
- continue;
- for(link = 0; !res && (link < 8); link++) {
- res = probe_resource(dev, IOINDEX(0x1000 + reg, link));
- }
- }
- result = 2;
- if (res) {
- result = 0;
- if ( (goal_link == (link - 1)) &&
- (goal_nodeid == (nodeid - 1)) &&
- (res->flags <= 1)) {
- result = 1;
- }
- }
- printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
- return result;
+ struct resource *res;
+ unsigned nodeid, link = 0;
+ int result;
+ printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
+ res = 0;
+ for(nodeid = 0; !res && (nodeid < fx_devs); nodeid++) {
+ device_t dev = __f0_dev[nodeid];
+ if (!dev)
+ continue;
+ for(link = 0; !res && (link < 8); link++) {
+ res = probe_resource(dev, IOINDEX(0x1000 + reg, link));
+ }
+ }
+ result = 2;
+ if (res) {
+ result = 0;
+ if ( (goal_link == (link - 1)) &&
+ (goal_nodeid == (nodeid - 1)) &&
+ (res->flags <= 1)) {
+ result = 1;
+ }
+ }
+ printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
+ return result;
}
static struct resource *amdfam12_find_iopair(device_t dev, unsigned nodeid, unsigned link)
{
- struct resource *resource;
- u32 result, reg;
- resource = 0;
- reg = 0;
- result = reg_useable(0xc0, dev, nodeid, link);
- if (result >= 1) {
- /* I have been allocated this one */
- reg = 0xc0;
- }
+ struct resource *resource;
+ u32 result, reg;
+ resource = 0;
+ reg = 0;
+ result = reg_useable(0xc0, dev, nodeid, link);
+ if (result >= 1) {
+ /* I have been allocated this one */
+ reg = 0xc0;
+ }
- //Ext conf space
- if(!reg) {
- //because of Extend conf space, we will never run out of reg, but we need one index to differ them. so same node and same link can have multi range
- u32 index = get_io_addr_index(nodeid, link);
- reg = 0x110+ (index<<24) + (4<<20); // index could be 0, 255
- }
+ //Ext conf space
+ if(!reg) {
+ //because of Extend conf space, we will never run out of reg, but we need one index to differ them. so same node and same link can have multi range
+ u32 index = get_io_addr_index(nodeid, link);
+ reg = 0x110+ (index<<24) + (4<<20); // index could be 0, 255
+ }
- resource = new_resource(dev, IOINDEX(0x1000 + reg, link));
+ resource = new_resource(dev, IOINDEX(0x1000 + reg, link));
- return resource;
+ return resource;
}
static struct resource *amdfam12_find_mempair(device_t dev, u32 nodeid, u32 link)
{
- struct resource *resource;
- u32 free_reg, reg;
- resource = 0;
- free_reg = 0;
- for(reg = 0x80; reg <= 0xb8; reg += 0x8) {
- int result;
- result = reg_useable(reg, dev, nodeid, link);
- if (result == 1) {
- /* I have been allocated this one */
- break;
- }
- else if (result > 1) {
- /* I have a free register pair */
- free_reg = reg;
- }
- }
- if (reg > 0xb8) {
- reg = free_reg;
- }
+ struct resource *resource;
+ u32 free_reg, reg;
+ resource = 0;
+ free_reg = 0;
+ for(reg = 0x80; reg <= 0xb8; reg += 0x8) {
+ int result;
+ result = reg_useable(reg, dev, nodeid, link);
+ if (result == 1) {
+ /* I have been allocated this one */
+ break;
+ }
+ else if (result > 1) {
+ /* I have a free register pair */
+ free_reg = reg;
+ }
+ }
+ if (reg > 0xb8) {
+ reg = free_reg;
+ }
- //Ext conf space
- if(!reg) {
- //because of Extend conf space, we will never run out of reg,
- // but we need one index to differ them. so same node and
- // same link can have multi range
- u32 index = get_mmio_addr_index(nodeid, link);
- reg = 0x110+ (index<<24) + (6<<20); // index could be 0, 63
+ //Ext conf space
+ if(!reg) {
+ //because of Extend conf space, we will never run out of reg,
+ // but we need one index to differ them. so same node and
+ // same link can have multi range
+ u32 index = get_mmio_addr_index(nodeid, link);
+ reg = 0x110+ (index<<24) + (6<<20); // index could be 0, 63
+ }
- }
- resource = new_resource(dev, IOINDEX(0x1000 + reg, link));
- return resource;
+ resource = new_resource(dev, IOINDEX(0x1000 + reg, link));
+ return resource;
}
static void amdfam12_link_read_bases(device_t dev, u32 nodeid, u32 link)
{
- struct resource *resource;
+ struct resource *resource;
- printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
- /* Initialize the io space constraints on the current bus */
- resource = amdfam12_find_iopair(dev, nodeid, link);
- if (resource) {
- u32 align;
- align = log2(HT_IO_HOST_ALIGN);
- resource->base = 0;
- resource->size = 0;
- resource->align = align;
- resource->gran = align;
- resource->limit = 0xffffUL;
- resource->flags = IORESOURCE_IO | IORESOURCE_BRIDGE;
- }
+ printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
+ /* Initialize the io space constraints on the current bus */
+ resource = amdfam12_find_iopair(dev, nodeid, link);
+ if (resource) {
+ u32 align;
+ align = log2(HT_IO_HOST_ALIGN);
+ resource->base = 0;
+ resource->size = 0;
+ resource->align = align;
+ resource->gran = align;
+ resource->limit = 0xffffUL;
+ resource->flags = IORESOURCE_IO | IORESOURCE_BRIDGE;
+ }
- /* Initialize the prefetchable memory constraints on the current bus */
- resource = amdfam12_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 prefetchable memory constraints on the current bus */
+ resource = amdfam12_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 = amdfam12_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;
- }
- printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
+ /* Initialize the memory constraints on the current bus */
+ resource = amdfam12_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;
+ }
+ printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
}
static u32 my_find_pci_tolm(struct bus *bus, u32 tolm)
{
- struct resource *min;
- min = 0;
- search_bus_resources(bus, IORESOURCE_MEM, IORESOURCE_MEM, tolm_test, &min);
- if (min && tolm > min->base) {
- tolm = min->base;
- }
- return tolm;
+ struct resource *min;
+ min = 0;
+ search_bus_resources(bus, IORESOURCE_MEM, IORESOURCE_MEM, tolm_test, &min);
+ if (min && tolm > min->base) {
+ tolm = min->base;
+ }
+ return tolm;
}
#if CONFIG_HW_MEM_HOLE_SIZEK != 0
struct hw_mem_hole_info {
- unsigned hole_startk;
- int node_id;
+ unsigned hole_startk;
+ int node_id;
};
static struct hw_mem_hole_info get_hw_mem_hole_info(void)
@@ -325,69 +319,67 @@ static struct hw_mem_hole_info get_hw_mem_hole_info(void)
static void read_resources(device_t dev)
{
- u32 nodeid;
- struct bus *link;
+ u32 nodeid;
+ struct bus *link;
- printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
+ printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
- nodeid = amdfam12_nodeid(dev);
- for(link = dev->link_list; link; link = link->next) {
- if (link->children) {
- amdfam12_link_read_bases(dev, nodeid, link->link_num);
- }
- }
- printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
+ nodeid = amdfam12_nodeid(dev);
+ for(link = dev->link_list; link; link = link->next) {
+ if (link->children) {
+ amdfam12_link_read_bases(dev, nodeid, link->link_num);
+ }
+ }
+ printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
}
-static void set_resource(device_t dev, struct resource *resource,
- u32 nodeid)
+static void set_resource(device_t dev, struct resource *resource, u32 nodeid)
{
- resource_t rbase, rend;
- unsigned reg, link_num;
- char buf[50];
+ resource_t rbase, rend;
+ unsigned reg, link_num;
+ char buf[50];
- printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
+ printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
- /* Make certain the resource has actually been set */
- if (!(resource->flags & IORESOURCE_ASSIGNED)) {
- return;
- }
+ /* 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;
- }
+ /* 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;
+ /* 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;
+ /* 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 limit (rounded up) */
+ rend = resource_end(resource);
- /* Get the register and link */
- reg = resource->index & 0xfff; // 4k
- link_num = IOINDEX_LINK(resource->index);
+ /* 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, 1) ;// [39:8]
- }
- resource->flags |= IORESOURCE_STORED;
- snprintf(buf, sizeof (buf), " <node %x link %x>",
- nodeid, link_num);
- report_resource_stored(dev, resource, buf);
- printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
+ 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, 1); // [39:8]
+ }
+ resource->flags |= IORESOURCE_STORED;
+ snprintf(buf, sizeof (buf), " <node %x link %x>", nodeid, link_num);
+ report_resource_stored(dev, resource, buf);
+ printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
}
@@ -397,87 +389,85 @@ extern device_t vga_pri; // the primary vga device, defined in device.c
static void create_vga_resource(device_t dev, unsigned nodeid)
{
- struct bus *link;
+struct bus *link;
- printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
+printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
- /* 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) {
+ /* 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_CONSOLE_VGA_MULTI
- 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 )
- )
+ 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;
- }
- }
+ break; // XXX this break looks questionable
+ }
+ }
- /* no VGA card installed */
- if (link == NULL)
- return;
+ /* 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, link->link_num);
- set_vga_enable_reg(nodeid, link->link_num);
- printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
+ printk(BIOS_DEBUG, "VGA: %s (aka node %d) link %d has VGA device\n", dev_path(dev), nodeid, link->link_num);
+ set_vga_enable_reg(nodeid, link->link_num);
+ printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
}
static void set_resources(device_t dev)
{
- unsigned nodeid;
- struct bus *bus;
- struct resource *res;
+ unsigned nodeid;
+ struct bus *bus;
+ struct resource *res;
- printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
+ printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
- /* Find the nodeid */
- nodeid = amdfam12_nodeid(dev);
+ /* Find the nodeid */
+ nodeid = amdfam12_nodeid(dev);
- create_vga_resource(dev, nodeid);
+ 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);
- }
+ /* 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);
- }
- }
- printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
+ for(bus = dev->link_list; bus; bus = bus->next) {
+ if (bus->children)
+ assign_resources(bus);
+ }
+ printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
}
static void setup_uma_memory(void)
{
#if CONFIG_GFXUMA
- uint32_t topmem = (uint32_t) bsp_topmem();
- uint32_t sys_mem;
-
- /* refer to UMA Size Consideration in Family12h BKDG. */
- /* Please reference MemNGetUmaSizeLN () */
- /*
- * Total system memory UMASize
- * >= 2G 512M
- * >=1G 256M
- * <1G 64M
- */
- sys_mem = topmem + 0x1000000; // Ignore 16MB allocated for C6 when finding UMA size
- if ((bsp_topmem2()>>32) || (sys_mem >= 0x80000000)) {
- uma_memory_size = 0x20000000; /* >= 2G memory, 512M recommended UMA */
- } else if (sys_mem >= 0x40000000) {
- uma_memory_size = 0x10000000; /* >= 1G memory, 256M recommended UMA */
- } else {
- uma_memory_size = 0x4000000; /* <1G memory, 64M recommended UMA */
- }
- 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);
+ uint32_t topmem = (uint32_t) bsp_topmem();
+ uint32_t sys_mem;
+
+ /* refer to UMA Size Consideration in Family12h BKDG. */
+ /* Please reference MemNGetUmaSizeLN () */
+ /*
+ * Total system memory UMASize
+ * >= 2G 512M
+ * >=1G 256M
+ * <1G 64M
+ */
+ sys_mem = topmem + 0x1000000; // Ignore 16MB allocated for C6 when finding UMA size
+ if ((bsp_topmem2()>>32) || (sys_mem >= 0x80000000)) {
+ uma_memory_size = 0x20000000; /* >= 2G memory, 512M recommended UMA */
+ } else if (sys_mem >= 0x40000000) {
+ uma_memory_size = 0x10000000; /* >= 1G memory, 256M recommended UMA */
+ } else {
+ uma_memory_size = 0x4000000; /* <1G memory, 64M recommended UMA */
+ }
+ 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);
#endif
}
@@ -768,35 +758,35 @@ static void domain_enable_resources(device_t dev)
static void cpu_bus_read_resources(device_t dev)
{
- printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
+ printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
#if CONFIG_MMCONF_SUPPORT
- struct resource *resource = new_resource(dev, 0xc0010058);
- resource->base = CONFIG_MMCONF_BASE_ADDRESS;
- resource->size = CONFIG_MMCONF_BUS_NUMBER * 4096*256;
- resource->flags = IORESOURCE_MEM | IORESOURCE_RESERVE |
- IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED;
+ struct resource *resource = new_resource(dev, 0xc0010058);
+ resource->base = CONFIG_MMCONF_BASE_ADDRESS;
+ resource->size = CONFIG_MMCONF_BUS_NUMBER * 4096*256;
+ resource->flags = IORESOURCE_MEM | IORESOURCE_RESERVE |
+ IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED;
#endif
- printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
+ printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
}
static void cpu_bus_set_resources(device_t dev)
{
- struct resource *resource = find_resource(dev, 0xc0010058);
+ struct resource *resource = find_resource(dev, 0xc0010058);
- printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
- if (resource) {
- report_resource_stored(dev, resource, " <mmconfig>");
- }
- pci_dev_set_resources(dev);
- printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
+ printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
+ if (resource) {
+ report_resource_stored(dev, resource, " <mmconfig>");
+ }
+ pci_dev_set_resources(dev);
+ printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
}
static void cpu_bus_init(device_t dev)
{
- printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
- initialize_cpus(dev->link_list);
- printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
+ printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
+ initialize_cpus(dev->link_list);
+ printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
}
@@ -911,27 +901,27 @@ static unsigned long agesa_write_acpi_tables(unsigned long current,
static struct device_operations northbridge_operations = {
- .read_resources = read_resources,
- .set_resources = set_resources,
- .acpi_fill_ssdt_generator = northbridge_fill_ssdt_generator,
- .write_acpi_tables = agesa_write_acpi_tables,
- .enable_resources = pci_dev_enable_resources,
- .init = northbridge_init,
- .enable = 0,
- .ops_pci = 0,
+ .read_resources = read_resources,
+ .set_resources = set_resources,
+ .acpi_fill_ssdt_generator = northbridge_fill_ssdt_generator,
+ .write_acpi_tables = agesa_write_acpi_tables,
+ .enable_resources = pci_dev_enable_resources,
+ .init = northbridge_init,
+ .enable = 0,
+ .ops_pci = 0,
};
static const struct pci_driver northbridge_driver __pci_driver = {
- .ops = &northbridge_operations,
- .vendor = PCI_VENDOR_ID_AMD,
- .device = 0x1705,
+ .ops = &northbridge_operations,
+ .vendor = PCI_VENDOR_ID_AMD,
+ .device = 0x1705,
};
struct chip_operations northbridge_amd_agesa_family12_ops = {
- CHIP_NAME("AMD Family 12h Northbridge")
- .enable_dev = 0,
+ CHIP_NAME("AMD Family 12h Northbridge")
+ .enable_dev = 0,
};
@@ -939,48 +929,48 @@ struct chip_operations northbridge_amd_agesa_family12_ops = {
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,
+ .read_resources = domain_read_resources,
+ .set_resources = domain_set_resources,
+ .enable_resources = domain_enable_resources,
+ .init = NULL,
+ .scan_bus = pci_domain_scan_bus,
};
static struct device_operations cpu_bus_ops = {
- .read_resources = cpu_bus_read_resources,
- .set_resources = cpu_bus_set_resources,
- .enable_resources = NULL,
- .init = cpu_bus_init,
- .scan_bus = 0,
+ .read_resources = cpu_bus_read_resources,
+ .set_resources = cpu_bus_set_resources,
+ .enable_resources = NULL,
+ .init = cpu_bus_init,
+ .scan_bus = 0,
};
static void root_complex_enable_dev(struct device *dev)
{
- printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
- static int done = 0;
+ printk(BIOS_DEBUG, "\nFam12h - northbridge.c - %s - Start.\n",__func__);
+ 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;
- }
+ 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;
- }
- printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
+ /* 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;
+ }
+ printk(BIOS_DEBUG, "Fam12h - northbridge.c - %s - End.\n",__func__);
}
struct chip_operations northbridge_amd_agesa_family12_root_complex_ops = {
- CHIP_NAME("AMD Family 12h Root Complex")
- .enable_dev = root_complex_enable_dev,
+ CHIP_NAME("AMD Family 12h Root Complex")
+ .enable_dev = root_complex_enable_dev,
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 08:18:06 +0000