m5a99x-evo: ugly quirks, but WOOT: ohai seabios :-)

[coreboot.git] / src / northbridge / amd / amdfam10 / northbridge.c

diff --git a/src/northbridge/amd/amdfam10/northbridge.c b/src/northbridge/amd/amdfam10/northbridge.c
index 018b6c83b0d8e81dc3be08340885918f266e1b5b..2d0f3c8836519de18379ebf72285feadc863f825 100644 (file)
--- a/src/northbridge/amd/amdfam10/northbridge.c
+++ b/src/northbridge/amd/amdfam10/northbridge.c
@@ -147,6 +147,7 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, struct bus *link, u32 l
 {
 //     I want to put sb chain in bus 0 can I?
 
+       printk(BIOS_INFO, "%s: starting...\n", __func__);
 
                u32 link_type;
                int i;
@@ -179,12 +180,14 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, struct bus *link, u32 l
                link->cap = 0x80 + ((link_num&3) *0x20);
                do {
                        link_type = pci_read_config32(devx, link->cap + 0x18);
+                       printk(BIOS_INFO, "%s: link_type: 0x%08x\n", __func__, link_type);
                } while(link_type & ConnectionPending);
                if (!(link_type & LinkConnected)) {
                        return max;
                }
                do {
                        link_type = pci_read_config32(devx, link->cap + 0x18);
+                       printk(BIOS_INFO, "%s: link_type: 0x%08x\n", __func__, link_type);
                } while(!(link_type & InitComplete));
                if (!(link_type & NonCoherent)) {
                        return max;
@@ -192,7 +195,9 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, struct bus *link, u32 l
                /* See if there is an available configuration space mapping
                 * register in function 1.
                 */
+               printk(BIOS_INFO, "%s: before get_ht_c_index\n", __func__);
                ht_c_index = get_ht_c_index(nodeid, link_num, &sysconf);
+               printk(BIOS_INFO, "%s: after  get_ht_c_index\n", __func__);
 
 #if CONFIG_EXT_CONF_SUPPORT == 0
                if(ht_c_index>=4) return max;
@@ -245,7 +250,9 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, struct bus *link, u32 l
 
                /* set the config map space */
 
+               printk(BIOS_INFO, "%s: before set_config_map_reg\n", __func__);
                set_config_map_reg(nodeid, link_num, ht_c_index, link->secondary, link->subordinate, sysconf.segbit, sysconf.nodes);
+               printk(BIOS_INFO, "%s: after  set_config_map_reg\n", __func__);
 
                /* Now we can scan all of the subordinate busses i.e. the
                 * chain on the hypertranport link
@@ -260,17 +267,24 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, struct bus *link, u32 l
                else
                        max_devfn = (0x1f<<3) | 7;
 
+               printk(BIOS_INFO, "%s: before hypertransport_scan_chain\n", __func__);
+               /* HERE. ZOMG */
                max = hypertransport_scan_chain(link, 0, max_devfn, max, ht_unitid_base, offset_unitid);
+               printk(BIOS_INFO, "%s: after  hypertransport_scan_chain\n", __func__);
 
                /* We know the number of busses behind this bridge.  Set the
                 * subordinate bus number to it's real value
                 */
                if(ht_c_index>3) { // clear the extend reg
+                       printk(BIOS_INFO, "%s: before clear_config_map_reg\n", __func__);
                        clear_config_map_reg(nodeid, link_num, ht_c_index, (max+1)>>sysconf.segbit, (link->subordinate)>>sysconf.segbit, sysconf.nodes);
+                       printk(BIOS_INFO, "%s: after  clear_config_map_reg\n", __func__);
                }
 
                link->subordinate = max;
+               printk(BIOS_INFO, "%s: before set_config_map_reg\n", __func__);
                set_config_map_reg(nodeid, link_num, ht_c_index, link->secondary, link->subordinate, sysconf.segbit, sysconf.nodes);
+               printk(BIOS_INFO, "%s: after  set_config_map_reg\n", __func__);
                sysconf.ht_c_num++;
 
                {
@@ -283,7 +297,10 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, struct bus *link, u32 l
                        sysconf.hcdn_reg[ht_c_index] = temp;
 
                }
+       printk(BIOS_INFO, "%s: before store_ht_c_conf_bus\n", __func__);
        store_ht_c_conf_bus(nodeid, link_num, ht_c_index, link->secondary, link->subordinate, &sysconf);
+       printk(BIOS_INFO, "%s: after  store_ht_c_conf_bus\n", __func__);
+       printk(BIOS_INFO, "%s: done.\n", __func__);
        return max;
 }
 
@@ -294,6 +311,8 @@ static unsigned amdfam10_scan_chains(device_t dev, unsigned max)
        unsigned sblink = sysconf.sblk;
        unsigned offset_unitid = 0;
 
+       printk(BIOS_INFO, "%s: starting...\n", __func__);
+
        nodeid = amdfam10_nodeid(dev);
 
 // Put sb chain in bus 0
@@ -302,9 +321,11 @@ static unsigned amdfam10_scan_chains(device_t dev, unsigned max)
        #if ((CONFIG_HT_CHAIN_UNITID_BASE != 1) || (CONFIG_HT_CHAIN_END_UNITID_BASE != 0x20))
                offset_unitid = 1;
        #endif
-               for (link = dev->link_list; link; link = link->next)
+               for (link = dev->link_list; link; link = link->next) {
+                       printk(BIOS_INFO, "%s: link: %p\n", __func__, link);
                        if (link->link_num == sblink)
                                max = amdfam10_scan_chain(dev, nodeid, link, 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
+               }
        }
 #endif
 
@@ -313,6 +334,7 @@ static unsigned amdfam10_scan_chains(device_t dev, unsigned max)
 #endif
 
        for(link = dev->link_list; link; link = link->next) {
+               printk(BIOS_INFO, "%s: link2: %p\n", __func__, link);
 #if CONFIG_SB_HT_CHAIN_ON_BUS0 > 0
                if( (nodeid == 0) && (sblink == link->link_num) ) continue; //already done
 #endif
@@ -326,6 +348,7 @@ static unsigned amdfam10_scan_chains(device_t dev, unsigned max)
 
                max = amdfam10_scan_chain(dev, nodeid, link, link->link_num, sblink, max, offset_unitid);
        }
+       printk(BIOS_INFO, "%s: done.\n", __func__);
        return max;
 }
 
@@ -1258,6 +1281,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max)
        int disable_siblings;
        unsigned ApicIdCoreIdSize;
 
+       printk(BIOS_INFO, "%s: starting...\n", __func__);
        nb_cfg_54 = 0;
        ApicIdCoreIdSize = (cpuid_ecx(0x80000008)>>12 & 0xf);
        if(ApicIdCoreIdSize) {
@@ -1444,6 +1468,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max)
 
                } //j
        }
+       printk(BIOS_INFO, "%s: done.\n", __func__);
        return max;
 }