diff options
author | Myles Watson <mylesgw@gmail.com> | 2010-06-09 22:41:35 +0000 |
---|---|---|
committer | Myles Watson <mylesgw@gmail.com> | 2010-06-09 22:41:35 +0000 |
commit | 894a34715f41f7c819a593dc3ff8e3033ffaa9fe (patch) | |
tree | 12ed2a5e10c6f181caa4c1add2ee8239abf82bfe /src/northbridge | |
parent | 6507b390467591928f16aab68f247321ad3f2262 (diff) | |
download | coreboot-staging-894a34715f41f7c819a593dc3ff8e3033ffaa9fe.zip coreboot-staging-894a34715f41f7c819a593dc3ff8e3033ffaa9fe.tar.gz |
Same conversion as with resources from static arrays to lists, except
there is no free list.
Converting resource arrays to lists reduced the size of each device
struct from 1092 to 228 bytes.
Converting link arrays to lists reduced the size of each device struct
from 228 to 68 bytes.
Signed-off-by: Myles Watson <mylesgw@gmail.com>
Acked-by: Stefan Reinauer <stepan@coresystems.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5626 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/northbridge')
22 files changed, 307 insertions, 238 deletions
diff --git a/src/northbridge/amd/amdfam10/northbridge.c b/src/northbridge/amd/amdfam10/northbridge.c index a25a8df..253a209 100644 --- a/src/northbridge/amd/amdfam10/northbridge.c +++ b/src/northbridge/amd/amdfam10/northbridge.c @@ -137,7 +137,7 @@ static void set_vga_enable_reg(u32 nodeid, u32 linkn) } -static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, +static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, struct bus *link, u32 link_num, u32 sblink, u32 max, u32 offset_unitid) { // I want to put sb chain in bus 0 can I? @@ -149,7 +149,7 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, u32 ht_unitid_base[4]; // here assume only 4 HT device on chain u32 max_bus; u32 min_bus; - u32 is_sublink1 = (link>3); + u32 is_sublink1 = (link_num>3); device_t devx; u32 busses; u32 segn = max>>8; @@ -162,7 +162,7 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, if(is_sublink1) { u32 regpos; u32 reg; - regpos = 0x170 + 4 * (link&3); // it is only on sublink0 + regpos = 0x170 + 4 * (link_num&3); // it is only on sublink0 reg = pci_read_config32(dev, regpos); if(reg & 1) return max; // already ganged no sblink1 devx = get_node_pci(nodeid, 4); @@ -171,15 +171,15 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, devx = dev; - dev->link[link].cap = 0x80 + ((link&3) *0x20); + link->cap = 0x80 + ((link_num&3) *0x20); do { - link_type = pci_read_config32(devx, dev->link[link].cap + 0x18); + link_type = pci_read_config32(devx, link->cap + 0x18); } while(link_type & ConnectionPending); if (!(link_type & LinkConnected)) { return max; } do { - link_type = pci_read_config32(devx, dev->link[link].cap + 0x18); + link_type = pci_read_config32(devx, link->cap + 0x18); } while(!(link_type & InitComplete)); if (!(link_type & NonCoherent)) { return max; @@ -187,7 +187,7 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, /* See if there is an available configuration space mapping * register in function 1. */ - ht_c_index = get_ht_c_index(nodeid, link, &sysconf); + ht_c_index = get_ht_c_index(nodeid, link_num, &sysconf); #if CONFIG_EXT_CONF_SUPPORT == 0 if(ht_c_index>=4) return max; @@ -199,7 +199,7 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, */ #if CONFIG_SB_HT_CHAIN_ON_BUS0 > 0 // first chain will on bus 0 - if((nodeid == 0) && (sblink==link)) { // actually max is 0 here + if((nodeid == 0) && (sblink==link_num)) { // actually max is 0 here min_bus = max; } #if CONFIG_SB_HT_CHAIN_ON_BUS0 > 1 @@ -221,26 +221,26 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, #endif max_bus = 0xfc | (segn<<8); - dev->link[link].secondary = min_bus; - dev->link[link].subordinate = max_bus; + link->secondary = min_bus; + link->subordinate = max_bus; /* Read the existing primary/secondary/subordinate bus * number configuration. */ - busses = pci_read_config32(devx, dev->link[link].cap + 0x14); + busses = pci_read_config32(devx, link->cap + 0x14); /* Configure the bus numbers for this bridge: the configuration * transactions will not be propagates by the bridge if it is * not correctly configured */ busses &= 0xffff00ff; - busses |= ((u32)(dev->link[link].secondary) << 8); - pci_write_config32(devx, dev->link[link].cap + 0x14, busses); + busses |= ((u32)(link->secondary) << 8); + pci_write_config32(devx, link->cap + 0x14, busses); /* set the config map space */ - set_config_map_reg(nodeid, link, ht_c_index, dev->link[link].secondary, dev->link[link].subordinate, sysconf.segbit, sysconf.nodes); + set_config_map_reg(nodeid, link_num, ht_c_index, link->secondary, link->subordinate, sysconf.segbit, sysconf.nodes); /* Now we can scan all of the subordinate busses i.e. the * chain on the hypertranport link @@ -255,17 +255,17 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, else max_devfn = (0x1f<<3) | 7; - max = hypertransport_scan_chain(&dev->link[link], 0, max_devfn, max, ht_unitid_base, offset_unitid); + max = hypertransport_scan_chain(link, 0, max_devfn, max, ht_unitid_base, offset_unitid); /* 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 - clear_config_map_reg(nodeid, link, ht_c_index, (max+1)>>sysconf.segbit, (dev->link[link].subordinate)>>sysconf.segbit, sysconf.nodes); + clear_config_map_reg(nodeid, link_num, ht_c_index, (max+1)>>sysconf.segbit, (link->subordinate)>>sysconf.segbit, sysconf.nodes); } - dev->link[link].subordinate = max; - set_config_map_reg(nodeid, link, ht_c_index, dev->link[link].secondary, dev->link[link].subordinate, sysconf.segbit, sysconf.nodes); + link->subordinate = max; + set_config_map_reg(nodeid, link_num, ht_c_index, link->secondary, link->subordinate, sysconf.segbit, sysconf.nodes); sysconf.ht_c_num++; { @@ -278,14 +278,14 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, sysconf.hcdn_reg[ht_c_index] = temp; } - store_ht_c_conf_bus(nodeid, link, ht_c_index, dev->link[link].secondary, dev->link[link].subordinate, &sysconf); + store_ht_c_conf_bus(nodeid, link_num, ht_c_index, link->secondary, link->subordinate, &sysconf); return max; } -static u32 amdfam10_scan_chains(device_t dev, u32 max) +static unsigned amdfam10_scan_chains(device_t dev, unsigned max) { unsigned nodeid; - u32 link; + struct bus *link; unsigned sblink = sysconf.sblk; unsigned offset_unitid = 0; @@ -297,7 +297,9 @@ static u32 amdfam10_scan_chains(device_t dev, u32 max) #if ((CONFIG_HT_CHAIN_UNITID_BASE != 1) || (CONFIG_HT_CHAIN_END_UNITID_BASE != 0x20)) offset_unitid = 1; #endif - max = amdfam10_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 = dev->link_list; link; link = link->next) + 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 @@ -305,19 +307,19 @@ static u32 amdfam10_scan_chains(device_t dev, u32 max) max = check_segn(dev, max, sysconf.nodes, &sysconf); #endif - for(link = 0; link < dev->links; link++) { + for(link = dev->link_list; link; link = link->next) { #if CONFIG_SB_HT_CHAIN_ON_BUS0 > 0 - if( (nodeid == 0) && (sblink == link) ) continue; //already done + if( (nodeid == 0) && (sblink == link->link_num) ) continue; //already done #endif offset_unitid = 0; #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)) + if((nodeid == 0) && (sblink == link->link_num)) #endif offset_unitid = 1; #endif - max = amdfam10_scan_chain(dev, nodeid, link, sblink, max, offset_unitid); + max = amdfam10_scan_chain(dev, nodeid, link, link->link_num, sblink, max, offset_unitid); } return max; } @@ -482,12 +484,12 @@ static void amdfam10_link_read_bases(device_t dev, u32 nodeid, u32 link) static void amdfam10_read_resources(device_t dev) { - u32 nodeid, link; - + u32 nodeid; + struct bus *link; nodeid = amdfam10_nodeid(dev); - for(link = 0; link < dev->links; link++) { - if (dev->link[link].children) { - amdfam10_link_read_bases(dev, nodeid, link); + for(link = dev->link_list; link; link = link->next) { + if (link->children) { + amdfam10_link_read_bases(dev, nodeid, link->link_num); } } } @@ -496,7 +498,7 @@ static void amdfam10_set_resource(device_t dev, struct resource *resource, u32 nodeid) { resource_t rbase, rend; - unsigned reg, link; + unsigned reg, link_num; char buf[50]; /* Make certain the resource has actually been set */ @@ -525,20 +527,20 @@ static void amdfam10_set_resource(device_t dev, struct resource *resource, /* Get the register and link */ reg = resource->index & 0xfff; // 4k - link = IOINDEX_LINK(resource->index); + link_num = IOINDEX_LINK(resource->index); if (resource->flags & IORESOURCE_IO) { - set_io_addr_reg(dev, nodeid, link, reg, rbase>>8, rend>>8); - store_conf_io_addr(nodeid, link, reg, (resource->index >> 24), rbase>>8, rend>>8); + set_io_addr_reg(dev, nodeid, link_num, reg, rbase>>8, rend>>8); + store_conf_io_addr(nodeid, link_num, reg, (resource->index >> 24), rbase>>8, rend>>8); } else if (resource->flags & IORESOURCE_MEM) { - set_mmio_addr_reg(nodeid, link, reg, (resource->index >>24), rbase>>8, rend>>8, sysconf.nodes) ;// [39:8] - store_conf_mmio_addr(nodeid, link, reg, (resource->index >>24), rbase>>8, rend>>8); + set_mmio_addr_reg(nodeid, link_num, reg, (resource->index >>24), rbase>>8, rend>>8, sysconf.nodes) ;// [39:8] + store_conf_mmio_addr(nodeid, link_num, reg, (resource->index >>24), rbase>>8, rend>>8); } resource->flags |= IORESOURCE_STORED; - sprintf(buf, " <node %02x link %02x>", - nodeid, link); + sprintf(buf, " <node %x link %x>", + nodeid, link_num); report_resource_stored(dev, resource, buf); } @@ -553,18 +555,18 @@ extern device_t vga_pri; // the primary vga device, defined in device.c static void amdfam10_create_vga_resource(device_t dev, unsigned nodeid) { - unsigned link; + struct bus *link; /* 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) { + for (link = dev->link_list; link; link = link->next) { + if (link->bridge_ctrl & PCI_BRIDGE_CTL_VGA) { #if CONFIG_CONSOLE_VGA_MULTI == 1 - 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); + 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 >= dev->link[link].secondary ) && - (vga_pri->bus->secondary <= dev->link[link].subordinate ) + if((vga_pri->bus->secondary >= link->secondary ) && + (vga_pri->bus->secondary <= link->subordinate ) ) #endif break; @@ -572,16 +574,17 @@ static void amdfam10_create_vga_resource(device_t dev, unsigned nodeid) } /* no VGA card installed */ - if (link == dev->links) + if (link == NULL) return; - printk(BIOS_DEBUG, "VGA: %s (aka node %d) link %d has VGA device\n", dev_path(dev), nodeid, link); - set_vga_enable_reg(nodeid, link); + 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); } static void amdfam10_set_resources(device_t dev) { - u32 nodeid, link; + unsigned nodeid; + struct bus *bus; struct resource *res; /* Find the nodeid */ @@ -594,9 +597,7 @@ static void amdfam10_set_resources(device_t dev) amdfam10_set_resource(dev, res, nodeid); } - for(link = 0; link < dev->links; link++) { - struct bus *bus; - bus = &dev->link[link]; + for(bus = dev->link_list; bus; bus = bus->next) { if (bus->children) { assign_resources(bus); } @@ -672,22 +673,22 @@ static void amdfam10_domain_read_resources(device_t dev) #if CONFIG_PCI_64BIT_PREF_MEM == 0 pci_domain_read_resources(dev); #else - unsigned link; + struct bus *link; struct resource *resource; - for(link=0; link<dev->links; link++) { + for(link=dev->link_list; link; link = link->next) { /* Initialize the system wide io space constraints */ - resource = new_resource(dev, 0|(link<<2)); + resource = new_resource(dev, 0|(link->link_num<<2)); resource->base = 0x400; resource->limit = 0xffffUL; resource->flags = IORESOURCE_IO; /* Initialize the system wide prefetchable memory resources constraints */ - resource = new_resource(dev, 1|(link<<2)); + resource = new_resource(dev, 1|(link->link_num<<2)); resource->limit = 0xfcffffffffULL; resource->flags = IORESOURCE_MEM | IORESOURCE_PREFETCH; /* Initialize the system wide memory resources constraints */ - resource = new_resource(dev, 2|(link<<2)); + resource = new_resource(dev, 2|(link->link_num<<2)); resource->limit = 0xfcffffffffULL; resource->flags = IORESOURCE_MEM; } @@ -881,7 +882,7 @@ static void amdfam10_domain_set_resources(device_t dev) unsigned long mmio_basek; u32 pci_tolm; int i, idx; - u32 link; + struct bus *link; #if CONFIG_HW_MEM_HOLE_SIZEK != 0 struct hw_mem_hole_info mem_hole; u32 reset_memhole = 1; @@ -889,12 +890,12 @@ static void amdfam10_domain_set_resources(device_t dev) #if CONFIG_PCI_64BIT_PREF_MEM == 1 - for(link = 0; link < dev->links; link++) { + for(link = dev->link_list; link; link = link->next) { /* Now reallocate the pci resources memory with the * highest addresses I can manage. */ - mem1 = find_resource(dev, 1|(link<<2)); - mem2 = find_resource(dev, 2|(link<<2)); + mem1 = find_resource(dev, 1|(link->link_num<<2)); + mem2 = find_resource(dev, 2|(link->link_num<<2)); printk(BIOS_DEBUG, "base1: 0x%08Lx limit1: 0x%08Lx size: 0x%08Lx align: %d\n", mem1->base, mem1->limit, mem1->size, mem1->align); @@ -939,8 +940,8 @@ static void amdfam10_domain_set_resources(device_t dev) #endif pci_tolm = 0xffffffffUL; - for(link = 0; link<dev->links; link++) { - pci_tolm = find_pci_tolm(&dev->link[link], pci_tolm); + for(link = dev->link_list; link; link = link->next) { + pci_tolm = find_pci_tolm(link, pci_tolm); } // FIXME handle interleaved nodes. If you fix this here, please fix @@ -1084,11 +1085,9 @@ static void amdfam10_domain_set_resources(device_t dev) #endif } - for(link = 0; link < dev->links; link++) { - struct bus *bus; - bus = &dev->link[link]; - if (bus->children) { - assign_resources(bus); + for(link = dev->link_list; link; link = link->next) { + if (link->children) { + assign_resources(link); } } } @@ -1097,6 +1096,7 @@ static u32 amdfam10_domain_scan_bus(device_t dev, u32 max) { u32 reg; int i; + struct bus *link; /* Unmap all of the HT chains */ for(reg = 0xe0; reg <= 0xec; reg += 4) { f1_write_config32(reg, 0); @@ -1114,8 +1114,8 @@ static u32 amdfam10_domain_scan_bus(device_t dev, u32 max) #endif - for(i = 0; i < dev->links; i++) { - max = pci_scan_bus(&dev->link[i], PCI_DEVFN(CONFIG_CDB, 0), 0xff, max); + for(link = dev->link_list; link; link = link->next) { + max = pci_scan_bus(link, PCI_DEVFN(CONFIG_CDB, 0), 0xff, max); } /* Tune the hypertransport transaction for best performance. @@ -1129,12 +1129,12 @@ static u32 amdfam10_domain_scan_bus(device_t dev, u32 max) u32 httc; httc = pci_read_config32(f0_dev, HT_TRANSACTION_CONTROL); httc &= ~HTTC_RSP_PASS_PW; - if (!dev->link[0].disable_relaxed_ordering) { + if (!dev->link_list->disable_relaxed_ordering) { httc |= HTTC_RSP_PASS_PW; } printk(BIOS_SPEW, "%s passpw: %s\n", dev_path(dev), - (!dev->link[0].disable_relaxed_ordering)? + (!dev->link_list->disable_relaxed_ordering)? "enabled":"disabled"); pci_write_config32(f0_dev, HT_TRANSACTION_CONTROL, httc); } @@ -1197,6 +1197,42 @@ static void sysconf_init(device_t dev) // first node #endif } +static void add_more_links(device_t dev, unsigned total_links) +{ + struct bus *link, *last = NULL; + int link_num; + + for (link = dev->link_list; link; link = link->next) + last = link; + + if (last) { + int links = total_links - last->link_num; + link_num = last->link_num; + if (links > 0) { + link = malloc(links*sizeof(*link)); + if (!link) + die("Couldn't allocate more links!\n"); + memset(link, 0, links*sizeof(*link)); + last->next = link; + } + } + else { + link_num = -1; + link = malloc(total_links*sizeof(*link)); + memset(link, 0, total_links*sizeof(*link)); + dev->link_list = link; + } + + for (link_num = link_num + 1; link_num < total_links; link_num++) { + link->link_num = link_num; + link->dev = dev; + link->next = link + 1; + last = link; + link = link->next; + } + last->next = NULL; +} + static u32 cpu_bus_scan(device_t dev, u32 max) { struct bus *cpu_bus; @@ -1250,7 +1286,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max) printk(BIOS_DEBUG, "%s found\n", dev_path(dev_mc)); pci_domain = dev_mc->bus->dev; if(pci_domain && (pci_domain->path.type == DEVICE_PATH_PCI_DOMAIN)) { - if((pci_domain->links==1) && (pci_domain->link[0].children == dev_mc)) { + if((pci_domain->link_list) && (pci_domain->link_list->children == dev_mc)) { printk(BIOS_DEBUG, "%s move to ",dev_path(dev_mc)); dev_mc->bus->secondary = CONFIG_CBB; // move to 0xff printk(BIOS_DEBUG, "%s\n",dev_path(dev_mc)); @@ -1279,18 +1315,19 @@ static u32 cpu_bus_scan(device_t dev, u32 max) #if CONFIG_CBB && (NODE_NUMS > 32) if(nodes>32) { // need to put node 32 to node 63 to bus 0xfe - if(pci_domain->links==1) { - pci_domain->links++; // from 1 to 2 - pci_domain->link[1].link = 1; - pci_domain->link[1].dev = pci_domain; - pci_domain->link[1].children = 0; - printk(BIOS_DEBUG, "%s links increase to %d\n", dev_path(pci_domain), pci_domain->links); + if(pci_domain->link_list && !pci_domain->link_list->next) { + struct bus *new_link = new_link(pci_domain); + pci_domain->link_list->next = new_link; + new_link->link_num = 1; + new_link->dev = pci_domain; + new_link->children = 0; + printk(BIOS_DEBUG, "%s links now 2\n", dev_path(pci_domain)); } - pci_domain->link[1].secondary = CONFIG_CBB - 1; + pci_domain->link_list->next->secondary = CONFIG_CBB - 1; } #endif /* Find which cpus are present */ - cpu_bus = &dev->link[0]; + cpu_bus = dev->link_list; for(i = 0; i < nodes; i++) { device_t cdb_dev, cpu; struct device_path cpu_path; @@ -1304,7 +1341,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max) if(i>=32) { busn--; devn-=32; - pbus = &(pci_domain->link[1]); + pbus = pci_domain->link_list->next); } #endif @@ -1325,21 +1362,13 @@ static u32 cpu_bus_scan(device_t dev, u32 max) /* Ok, We need to set the links for that device. * otherwise the device under it will not be scanned */ - int link; int linknum; #if CONFIG_HT3_SUPPORT==1 linknum = 8; #else linknum = 4; #endif - if (cdb_dev->links < linknum) { - for(link=cdb_dev->links; link<linknum; link++) { - cdb_dev->link[link].link = link; - cdb_dev->link[link].dev = cdb_dev; - } - cdb_dev->links = linknum; - printk(BIOS_DEBUG, "%s links increase to %d\n", dev_path(cdb_dev), cdb_dev->links); - } + add_more_links(cdb_dev, linknum); } cores_found = 0; // one core @@ -1410,7 +1439,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max) static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/amd/amdk8/northbridge.c b/src/northbridge/amd/amdk8/northbridge.c index b798b0b..227a02e 100644 --- a/src/northbridge/amd/amdk8/northbridge.c +++ b/src/northbridge/amd/amdk8/northbridge.c @@ -81,7 +81,7 @@ static u32 amdk8_nodeid(device_t dev) return (dev->path.pci.devfn >> 3) - 0x18; } -static u32 amdk8_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, +static u32 amdk8_scan_chain(device_t dev, u32 nodeid, struct bus *link, u32 link_num, u32 sblink, u32 max, u32 offset_unitid) { @@ -94,15 +94,15 @@ static u32 amdk8_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, u32 min_bus; u32 max_devfn; - dev->link[link].cap = 0x80 + (link *0x20); + link->cap = 0x80 + (link_num *0x20); do { - link_type = pci_read_config32(dev, dev->link[link].cap + 0x18); + link_type = pci_read_config32(dev, link->cap + 0x18); } while(link_type & ConnectionPending); if (!(link_type & LinkConnected)) { return max; } do { - link_type = pci_read_config32(dev, dev->link[link].cap + 0x18); + link_type = pci_read_config32(dev, link->cap + 0x18); } while(!(link_type & InitComplete)); if (!(link_type & NonCoherent)) { return max; @@ -120,7 +120,7 @@ static u32 amdk8_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, } if (((config & 3) == 3) && (((config >> 4) & 7) == nodeid) && - (((config >> 8) & 3) == link)) { + (((config >> 8) & 3) == link_num)) { break; } } @@ -140,7 +140,7 @@ static u32 amdk8_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, */ #if CONFIG_SB_HT_CHAIN_ON_BUS0 > 0 // first chain will on bus 0 - if((nodeid == 0) && (sblink==link)) { // actually max is 0 here + if((nodeid == 0) && (sblink==link_num)) { // actually max is 0 here min_bus = max; } #if CONFIG_SB_HT_CHAIN_ON_BUS0 > 1 @@ -160,13 +160,13 @@ static u32 amdk8_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, #endif max_bus = 0xff; - dev->link[link].secondary = min_bus; - dev->link[link].subordinate = max_bus; + link->secondary = min_bus; + link->subordinate = max_bus; /* Read the existing primary/secondary/subordinate bus * number configuration. */ - busses = pci_read_config32(dev, dev->link[link].cap + 0x14); + busses = pci_read_config32(dev, link->cap + 0x14); config_busses = f1_read_config32(config_reg); /* Configure the bus numbers for this bridge: the configuration @@ -175,17 +175,17 @@ static u32 amdk8_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, */ busses &= 0xff000000; busses |= (((unsigned int)(dev->bus->secondary) << 0) | - ((unsigned int)(dev->link[link].secondary) << 8) | - ((unsigned int)(dev->link[link].subordinate) << 16)); - pci_write_config32(dev, dev->link[link].cap + 0x14, busses); + ((unsigned int)(link->secondary) << 8) | + ((unsigned int)(link->subordinate) << 16)); + pci_write_config32(dev, link->cap + 0x14, busses); config_busses &= 0x000fc88; config_busses |= (3 << 0) | /* rw enable, no device compare */ (( nodeid & 7) << 4) | - (( link & 3 ) << 8) | - ((dev->link[link].secondary) << 16) | - ((dev->link[link].subordinate) << 24); + (( link_num & 3 ) << 8) | + ((link->secondary) << 16) | + ((link->subordinate) << 24); f1_write_config32(config_reg, config_busses); /* Now we can scan all of the subordinate busses i.e. the @@ -200,18 +200,18 @@ static u32 amdk8_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, else max_devfn = (0x1f<<3) | 7; - max = hypertransport_scan_chain(&dev->link[link], 0, max_devfn, max, ht_unitid_base, offset_unitid); + max = hypertransport_scan_chain(link, 0, max_devfn, max, ht_unitid_base, offset_unitid); /* We know the number of busses behind this bridge. Set the * subordinate bus number to it's real value */ - dev->link[link].subordinate = max; + link->subordinate = max; busses = (busses & 0xff00ffff) | - ((unsigned int) (dev->link[link].subordinate) << 16); - pci_write_config32(dev, dev->link[link].cap + 0x14, busses); + ((unsigned int) (link->subordinate) << 16); + pci_write_config32(dev, link->cap + 0x14, busses); config_busses = (config_busses & 0x00ffffff) | - (dev->link[link].subordinate << 24); + (link->subordinate << 24); f1_write_config32(config_reg, config_busses); { @@ -232,7 +232,7 @@ static u32 amdk8_scan_chain(device_t dev, u32 nodeid, u32 link, u32 sblink, static unsigned amdk8_scan_chains(device_t dev, unsigned max) { unsigned nodeid; - unsigned link; + struct bus *link; unsigned sblink = 0; unsigned offset_unitid = 0; @@ -244,23 +244,25 @@ static unsigned amdk8_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 - 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 = dev->link_list; link; link = link->next) + if (link->link_num == sblink) + max = amdk8_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 } - for (link = 0; link < dev->links; link++) { + for (link = dev->link_list; link; link = link->next) { #if CONFIG_SB_HT_CHAIN_ON_BUS0 > 0 - if( (nodeid == 0) && (sblink == link) ) continue; //already done + if( (nodeid == 0) && (sblink == link->link_num) ) continue; //already done #endif offset_unitid = 0; #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)) + if((nodeid == 0) && (sblink == link->link_num)) #endif offset_unitid = 1; #endif - max = amdk8_scan_chain(dev, nodeid, link, sblink, max, offset_unitid); + max = amdk8_scan_chain(dev, nodeid, link, link->link_num, sblink, max, offset_unitid); } return max; } @@ -375,21 +377,22 @@ static void amdk8_create_vga_resource(device_t dev, unsigned nodeid); static void amdk8_read_resources(device_t dev) { - unsigned nodeid, link; + unsigned nodeid; + struct bus *link; nodeid = amdk8_nodeid(dev); - for(link = 0; link < dev->links; link++) { - if (dev->link[link].children) { - amdk8_link_read_bases(dev, nodeid, link); + for(link = dev->link_list; link; link = link->next) { + if (link->children) { + amdk8_link_read_bases(dev, nodeid, link->link_num); } } - amdk8_create_vga_resource(dev, nodeid); } static void amdk8_set_resource(device_t dev, struct resource *resource, unsigned nodeid) { + struct bus *link; resource_t rbase, rend; - unsigned reg, link; + unsigned reg, link_num; char buf[50]; /* Make certain the resource has actually been set */ @@ -426,7 +429,17 @@ static void amdk8_set_resource(device_t dev, struct resource *resource, unsigned /* Get the register and link */ reg = resource->index & 0xfc; - link = IOINDEX_LINK(resource->index); + link_num = IOINDEX_LINK(resource->index); + + for (link = dev->link_list; link; link = link->next) + if (link->link_num == link_num) + break; + + if (link == NULL) { + printk(BIOS_ERR, "%s: can't find link %x for %lx\n", __func__, + link_num, resource->index); + return; + } if (resource->flags & IORESOURCE_IO) { u32 base, limit; @@ -437,15 +450,15 @@ static void amdk8_set_resource(device_t dev, struct resource *resource, unsigned base |= 3; limit &= 0xfe000fc8; limit |= rend & 0x01fff000; - limit |= (link & 3) << 4; + limit |= (link_num & 3) << 4; limit |= (nodeid & 7); - if (dev->link[link].bridge_ctrl & PCI_BRIDGE_CTL_VGA) { + if (link->bridge_ctrl & PCI_BRIDGE_CTL_VGA) { printk(BIOS_SPEW, "%s, enabling legacy VGA IO forwarding for %s link 0x%x\n", - __func__, dev_path(dev), link); + __func__, dev_path(dev), link_num); base |= PCI_IO_BASE_VGA_EN; } - if (dev->link[link].bridge_ctrl & PCI_BRIDGE_CTL_NO_ISA) { + if (link->bridge_ctrl & PCI_BRIDGE_CTL_NO_ISA) { base |= PCI_IO_BASE_NO_ISA; } @@ -461,14 +474,14 @@ static void amdk8_set_resource(device_t dev, struct resource *resource, unsigned base |= 3; limit &= 0x00000048; limit |= (rend >> 8) & 0xffffff00; - limit |= (link & 3) << 4; + limit |= (link_num & 3) << 4; limit |= (nodeid & 7); f1_write_config32(reg + 0x4, limit); f1_write_config32(reg, base); } resource->flags |= IORESOURCE_STORED; sprintf(buf, " <node %x link %x>", - nodeid, link); + nodeid, link_num); report_resource_stored(dev, resource, buf); } @@ -479,18 +492,18 @@ extern device_t vga_pri; // the primary vga device, defined in device.c static void amdk8_create_vga_resource(device_t dev, unsigned nodeid) { struct resource *resource; - unsigned link; + struct bus *link; /* 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) { + for (link = dev->link_list; link; link = link->next) { + if (link->bridge_ctrl & PCI_BRIDGE_CTL_VGA) { #if CONFIG_CONSOLE_VGA_MULTI == 1 - 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); + printk(BIOS_DEBUG, "VGA: vga_pri bus num = %d link 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 >= dev->link[link].secondary ) && - (vga_pri->bus->secondary <= dev->link[link].subordinate ) + if((vga_pri->bus->secondary >= link->secondary ) && + (vga_pri->bus->secondary <= link->subordinate ) ) #endif break; @@ -498,13 +511,13 @@ static void amdk8_create_vga_resource(device_t dev, unsigned nodeid) } /* no VGA card installed */ - if (link == dev->links) + if (link == NULL) return; - printk(BIOS_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->link_num); /* allocate a temp resource for the legacy VGA buffer */ - resource = new_resource(dev, IOINDEX(4, link)); + resource = new_resource(dev, IOINDEX(4, link->link_num)); if(!resource){ printk(BIOS_DEBUG, "VGA: %s out of resources.\n", dev_path(dev)); return; @@ -518,7 +531,8 @@ static void amdk8_create_vga_resource(device_t dev, unsigned nodeid) static void amdk8_set_resources(device_t dev) { - unsigned nodeid, link; + unsigned nodeid; + struct bus *bus; struct resource *res; /* Find the nodeid */ @@ -553,9 +567,7 @@ static void amdk8_set_resources(device_t dev) compact_resources(dev); - for(link = 0; link < dev->links; link++) { - struct bus *bus; - bus = &dev->link[link]; + for(bus = dev->link_list; bus; bus = bus->next) { if (bus->children) { assign_resources(bus); } @@ -909,7 +921,7 @@ static void amdk8_domain_set_resources(device_t dev) } #endif - pci_tolm = find_pci_tolm(&dev->link[0]); + pci_tolm = find_pci_tolm(dev->link_list); // FIXME handle interleaved nodes. If you fix this here, please fix // amdfam10, too. @@ -1066,7 +1078,7 @@ static void amdk8_domain_set_resources(device_t dev) } #endif } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } @@ -1078,7 +1090,7 @@ static u32 amdk8_domain_scan_bus(device_t dev, u32 max) for(reg = 0xe0; reg <= 0xec; reg += 4) { f1_write_config32(reg, 0); } - max = pci_scan_bus(&dev->link[0], PCI_DEVFN(0x18, 0), 0xff, max); + max = pci_scan_bus(dev->link_list, PCI_DEVFN(0x18, 0), 0xff, max); /* Tune the hypertransport transaction for best performance. * Including enabling relaxed ordering if it is safe. @@ -1091,12 +1103,12 @@ static u32 amdk8_domain_scan_bus(device_t dev, u32 max) u32 httc; httc = pci_read_config32(f0_dev, HT_TRANSACTION_CONTROL); httc &= ~HTTC_RSP_PASS_PW; - if (!dev->link[0].disable_relaxed_ordering) { + if (!dev->link_list->disable_relaxed_ordering) { httc |= HTTC_RSP_PASS_PW; } printk(BIOS_SPEW, "%s passpw: %s\n", dev_path(dev), - (!dev->link[0].disable_relaxed_ordering)? + (!dev->link_list->disable_relaxed_ordering)? "enabled":"disabled"); pci_write_config32(f0_dev, HT_TRANSACTION_CONTROL, httc); } @@ -1113,6 +1125,42 @@ static struct device_operations pci_domain_ops = { .ops_pci_bus = &pci_cf8_conf1, }; +static void add_more_links(device_t dev, unsigned total_links) +{ + struct bus *link, *last = NULL; + int link_num; + + for (link = dev->link_list; link; link = link->next) + last = link; + + if (last) { + int links = total_links - last->link_num; + link_num = last->link_num; + if (links > 0) { + link = malloc(links*sizeof(*link)); + if (!link) + die("Couldn't allocate more links!\n"); + memset(link, 0, links*sizeof(*link)); + last->next = link; + } + } + else { + link_num = -1; + link = malloc(total_links*sizeof(*link)); + memset(link, 0, total_links*sizeof(*link)); + dev->link_list = link; + } + + for (link_num = link_num + 1; link_num < total_links; link_num++) { + link->link_num = link_num; + link->dev = dev; + link->next = link + 1; + last = link; + link = link->next; + } + last->next = NULL; +} + static u32 cpu_bus_scan(device_t dev, u32 max) { struct bus *cpu_bus; @@ -1165,7 +1213,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max) } /* Find which cpus are present */ - cpu_bus = &dev->link[0]; + cpu_bus = dev->link_list; for(i = 0; i < sysconf.nodes; i++) { device_t cpu_dev, cpu; struct device_path cpu_path; @@ -1187,11 +1235,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max) */ dev_f0 = dev_find_slot(0, PCI_DEVFN(0x18+i,0)); if(dev_f0) { - dev_f0->links = 3; - 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; - } + add_more_links(dev_f0, 3); } } @@ -1290,7 +1334,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max) static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/amd/gx1/northbridge.c b/src/northbridge/amd/gx1/northbridge.c index 1176744..8b60345 100644 --- a/src/northbridge/amd/gx1/northbridge.c +++ b/src/northbridge/amd/gx1/northbridge.c @@ -115,8 +115,8 @@ static void pci_domain_set_resources(device_t dev) device_t mc_dev; uint32_t pci_tolm; - pci_tolm = find_pci_tolm(&dev->link[0]); - mc_dev = dev->link[0].children; + pci_tolm = find_pci_tolm(dev->link_list); + mc_dev = dev->link_list->children; if (mc_dev) { unsigned int tomk, tolmk; unsigned int ramreg = 0; @@ -163,7 +163,7 @@ static void pci_domain_set_resources(device_t dev) idx = 10; ram_resource(dev, idx++, 0, tolmk); } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static struct device_operations pci_domain_ops = { @@ -177,7 +177,7 @@ static struct device_operations pci_domain_ops = { static void cpu_bus_init(device_t dev) { printk(BIOS_SPEW, "%s:%s()\n", NORTHBRIDGE_FILE, __func__); - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/amd/gx2/northbridge.c b/src/northbridge/amd/gx2/northbridge.c index bb41fd0..4846ac3 100644 --- a/src/northbridge/amd/gx2/northbridge.c +++ b/src/northbridge/amd/gx2/northbridge.c @@ -303,11 +303,9 @@ static void set_resources(struct device *dev) pci_set_resource(dev, resource); } #endif - unsigned link; + struct bus *bus; - for(link = 0; link < dev->links; link++) { - struct bus *bus; - bus = &dev->link[link]; + for(bus = dev->link_list; bus; bus = bus->next) { if (bus->children) { assign_resources(bus); } @@ -402,8 +400,8 @@ static void pci_domain_set_resources(device_t dev) device_t mc_dev; u32 pci_tolm; - pci_tolm = find_pci_tolm(&dev->link[0]); - mc_dev = dev->link[0].children; + pci_tolm = find_pci_tolm(dev->link_list); + mc_dev = dev->link_list->children; if (mc_dev) { unsigned int tomk, tolmk; unsigned int ramreg = 0; @@ -444,7 +442,7 @@ static void pci_domain_set_resources(device_t dev) ram_resource(dev, idx++, 0, tolmk); } #endif - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static struct device_operations pci_domain_ops = { @@ -457,7 +455,7 @@ static struct device_operations pci_domain_ops = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/amd/lx/northbridge.c b/src/northbridge/amd/lx/northbridge.c index 8fd8d9e..5202de2 100644 --- a/src/northbridge/amd/lx/northbridge.c +++ b/src/northbridge/amd/lx/northbridge.c @@ -318,7 +318,6 @@ static void northbridge_init(device_t dev) static void northbridge_set_resources(struct device *dev) { - unsigned link; uint8_t line; #if 0 @@ -331,9 +330,8 @@ static void northbridge_set_resources(struct device *dev) } #endif - for (link = 0; link < dev->links; link++) { - struct bus *bus; - bus = &dev->link[link]; + struct bus *bus; + for (bus = dev->link_list; bus; bus = bus->next) { if (bus->children) { printk(BIOS_DEBUG, "my_dev_set_resources: assign_resources %d\n", bus->secondary); @@ -402,7 +400,7 @@ static void pci_domain_set_resources(device_t dev) printk(BIOS_SPEW, ">> Entering northbridge.c: %s\n", __func__); - mc_dev = dev->link[0].children; + mc_dev = dev->link_list->children; if (mc_dev) { tomk = get_systop() / 1024; /* Report the memory regions @@ -418,7 +416,7 @@ static void pci_domain_set_resources(device_t dev) #endif } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static void pci_domain_enable(device_t dev) @@ -452,7 +450,7 @@ static void cpu_bus_init(device_t dev) { printk(BIOS_SPEW, ">> Entering northbridge.c: %s\n", __func__); - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/intel/e7501/northbridge.c b/src/northbridge/intel/e7501/northbridge.c index a2e4b24..5db56dc 100644 --- a/src/northbridge/intel/e7501/northbridge.c +++ b/src/northbridge/intel/e7501/northbridge.c @@ -58,8 +58,8 @@ static void pci_domain_set_resources(device_t dev) device_t mc_dev; uint32_t pci_tolm; - pci_tolm = find_pci_tolm(&dev->link[0]); - mc_dev = dev->link[0].children; + pci_tolm = find_pci_tolm(dev->link_list); + mc_dev = dev->link_list->children; if (mc_dev) { /* Figure out which areas are/should be occupied by RAM. * This is all computed in kilobytes and converted to/from @@ -135,7 +135,7 @@ static void pci_domain_set_resources(device_t dev) high_tables_size = HIGH_TABLES_SIZE * 1024; #endif } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static struct device_operations pci_domain_ops = { @@ -149,7 +149,7 @@ static struct device_operations pci_domain_ops = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/intel/e7520/northbridge.c b/src/northbridge/intel/e7520/northbridge.c index 02f7c45..c0580bb 100644 --- a/src/northbridge/intel/e7520/northbridge.c +++ b/src/northbridge/intel/e7520/northbridge.c @@ -62,7 +62,7 @@ static void pci_domain_set_resources(device_t dev) device_t mc_dev; uint32_t pci_tolm; - pci_tolm = find_pci_tolm(&dev->link[0]); + pci_tolm = find_pci_tolm(dev->link_list); #if 1 printk(BIOS_DEBUG, "PCI mem marker = %x\n", pci_tolm); @@ -72,7 +72,7 @@ static void pci_domain_set_resources(device_t dev) pci_tolm = 0xe0000000; /* Ensure pci_tolm is 128M aligned */ pci_tolm &= 0xf8000000; - mc_dev = dev->link[0].children; + mc_dev = dev->link_list->children; if (mc_dev) { /* Figure out which areas are/should be occupied by RAM. * This is all computed in kilobytes and converted to/from @@ -151,7 +151,7 @@ static void pci_domain_set_resources(device_t dev) high_tables_size = HIGH_TABLES_SIZE * 1024; #endif } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static u32 e7520_domain_scan_bus(device_t dev, u32 max) @@ -219,7 +219,7 @@ static const struct pci_driver mc_driver __pci_driver = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/intel/e7525/northbridge.c b/src/northbridge/intel/e7525/northbridge.c index a227f22..2af6c25 100644 --- a/src/northbridge/intel/e7525/northbridge.c +++ b/src/northbridge/intel/e7525/northbridge.c @@ -62,7 +62,7 @@ static void pci_domain_set_resources(device_t dev) device_t mc_dev; uint32_t pci_tolm; - pci_tolm = find_pci_tolm(&dev->link[0]); + pci_tolm = find_pci_tolm(dev->link_list); #if 1 printk(BIOS_DEBUG, "PCI mem marker = %x\n", pci_tolm); @@ -72,7 +72,7 @@ static void pci_domain_set_resources(device_t dev) pci_tolm = 0xe0000000; /* Ensure pci_tolm is 128M aligned */ pci_tolm &= 0xf8000000; - mc_dev = dev->link[0].children; + mc_dev = dev->link_list->children; if (mc_dev) { /* Figure out which areas are/should be occupied by RAM. * This is all computed in kilobytes and converted to/from @@ -151,7 +151,7 @@ static void pci_domain_set_resources(device_t dev) high_tables_size = HIGH_TABLES_SIZE * 1024; #endif } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static u32 e7525_domain_scan_bus(device_t dev, u32 max) @@ -219,7 +219,7 @@ static const struct pci_driver mc_driver __pci_driver = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/intel/i3100/northbridge.c b/src/northbridge/intel/i3100/northbridge.c index 0675aea..482e600 100644 --- a/src/northbridge/intel/i3100/northbridge.c +++ b/src/northbridge/intel/i3100/northbridge.c @@ -83,7 +83,7 @@ static void pci_domain_set_resources(device_t dev) device_t mc_dev; u32 pci_tolm; - pci_tolm = find_pci_tolm(&dev->link[0]); + pci_tolm = find_pci_tolm(dev->link_list); #if 1 printk(BIOS_DEBUG, "PCI mem marker = %x\n", pci_tolm); @@ -93,7 +93,7 @@ static void pci_domain_set_resources(device_t dev) pci_tolm = 0xe0000000; /* Ensure pci_tolm is 128M aligned */ pci_tolm &= 0xf8000000; - mc_dev = dev->link[0].children; + mc_dev = dev->link_list->children; if (mc_dev) { /* Figure out which areas are/should be occupied by RAM. * This is all computed in kilobytes and converted to/from @@ -172,7 +172,7 @@ static void pci_domain_set_resources(device_t dev) high_tables_size = HIGH_TABLES_SIZE * 1024; #endif } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static u32 i3100_domain_scan_bus(device_t dev, u32 max) @@ -240,7 +240,7 @@ static const struct pci_driver mc_driver __pci_driver = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/intel/i3100/pciexp_porta_ep80579.c b/src/northbridge/intel/i3100/pciexp_porta_ep80579.c index 42f624a..a17cb0b 100644 --- a/src/northbridge/intel/i3100/pciexp_porta_ep80579.c +++ b/src/northbridge/intel/i3100/pciexp_porta_ep80579.c @@ -56,7 +56,7 @@ static void pcie_init(struct device *dev) static void pcie_bus_enable_resources(struct device *dev) { - if (dev->link[0].bridge_ctrl & PCI_BRIDGE_CTL_VGA) { + if (dev->link_list->bridge_ctrl & PCI_BRIDGE_CTL_VGA) { printk(BIOS_SPEW, "Enable VGA IO/MEM forwarding on PCIe port\n"); pci_write_config8(dev, PCI_BRIDGE_CONTROL, 8); diff --git a/src/northbridge/intel/i440bx/northbridge.c b/src/northbridge/intel/i440bx/northbridge.c index 772ab1c..c5f0934 100644 --- a/src/northbridge/intel/i440bx/northbridge.c +++ b/src/northbridge/intel/i440bx/northbridge.c @@ -82,8 +82,8 @@ static void i440bx_domain_set_resources(device_t dev) device_t mc_dev; uint32_t pci_tolm; - pci_tolm = find_pci_tolm(&dev->link[0]); - mc_dev = dev->link[0].children; + pci_tolm = find_pci_tolm(dev->link_list); + mc_dev = dev->link_list->children; if (mc_dev) { unsigned long tomk, tolmk; int idx; @@ -118,7 +118,7 @@ static void i440bx_domain_set_resources(device_t dev) high_tables_size = HIGH_TABLES_SIZE * 1024; #endif } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static struct device_operations pci_domain_ops = { @@ -131,7 +131,7 @@ static struct device_operations pci_domain_ops = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/intel/i440lx/northbridge.c b/src/northbridge/intel/i440lx/northbridge.c index 7ebc002..7c41e59 100644 --- a/src/northbridge/intel/i440lx/northbridge.c +++ b/src/northbridge/intel/i440lx/northbridge.c @@ -110,8 +110,8 @@ static void i440lx_domain_set_resources(device_t dev) device_t mc_dev; uint32_t pci_tolm; - pci_tolm = find_pci_tolm(&dev->link[0]); - mc_dev = dev->link[0].children; + pci_tolm = find_pci_tolm(dev->link_list); + mc_dev = dev->link_list->children; if (mc_dev) { unsigned long tomk, tolmk; int idx; @@ -146,7 +146,7 @@ static void i440lx_domain_set_resources(device_t dev) high_tables_size = HIGH_TABLES_SIZE * 1024; #endif } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static struct device_operations pci_domain_ops = { @@ -159,7 +159,7 @@ static struct device_operations pci_domain_ops = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/intel/i82810/northbridge.c b/src/northbridge/intel/i82810/northbridge.c index 5b68046..612d6c0 100644 --- a/src/northbridge/intel/i82810/northbridge.c +++ b/src/northbridge/intel/i82810/northbridge.c @@ -119,8 +119,8 @@ static void pci_domain_set_resources(device_t dev) device_t mc_dev; uint32_t pci_tolm; - pci_tolm = find_pci_tolm(&dev->link[0]); - mc_dev = dev->link[0].children; + pci_tolm = find_pci_tolm(dev->link_list); + mc_dev = dev->link_list->children; if (mc_dev) { /* Figure out which areas are/should be occupied by RAM. @@ -178,7 +178,7 @@ static void pci_domain_set_resources(device_t dev) high_tables_size = HIGH_TABLES_SIZE * 1024; #endif } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static struct device_operations pci_domain_ops = { @@ -191,7 +191,7 @@ static struct device_operations pci_domain_ops = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/intel/i82830/northbridge.c b/src/northbridge/intel/i82830/northbridge.c index eb21b7c..a1a3893 100644 --- a/src/northbridge/intel/i82830/northbridge.c +++ b/src/northbridge/intel/i82830/northbridge.c @@ -111,8 +111,8 @@ static void pci_domain_set_resources(device_t dev) uint32_t pci_tolm; int igd_memory = 0; - pci_tolm = find_pci_tolm(&dev->link[0]); - mc_dev = dev->link[0].children; + pci_tolm = find_pci_tolm(dev->link_list); + mc_dev = dev->link_list->children; if (!mc_dev) return; @@ -152,7 +152,7 @@ static void pci_domain_set_resources(device_t dev) ram_resource(dev, idx++, 768, 256); ram_resource(dev, idx++, 1024, tolmk - 1024); - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); #if CONFIG_WRITE_HIGH_TABLES==1 /* Leave some space for ACPI, PIRQ and MP tables */ @@ -171,7 +171,7 @@ static struct device_operations pci_domain_ops = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/intel/i855/northbridge.c b/src/northbridge/intel/i855/northbridge.c index 3495fb6..0438d09 100644 --- a/src/northbridge/intel/i855/northbridge.c +++ b/src/northbridge/intel/i855/northbridge.c @@ -83,8 +83,8 @@ static void pci_domain_set_resources(device_t dev) printk(BIOS_DEBUG, "Entered with dev vid = %x\n", dev->vendor); printk(BIOS_DEBUG, "Entered with dev did = %x\n", dev->device); - pci_tolm = find_pci_tolm(&dev->link[0]); - mc_dev = dev->link[0].children->sibling; + pci_tolm = find_pci_tolm(dev->link_list); + mc_dev = dev->link_list->children->sibling; printk(BIOS_DEBUG, "MC dev vendor = %x\n", mc_dev->vendor); printk(BIOS_DEBUG, "MC dev device = %x\n", mc_dev->device); @@ -134,7 +134,7 @@ static void pci_domain_set_resources(device_t dev) high_tables_size = HIGH_TABLES_SIZE * 1024; #endif } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static struct device_operations pci_domain_ops = { @@ -147,7 +147,7 @@ static struct device_operations pci_domain_ops = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/intel/i945/northbridge.c b/src/northbridge/intel/i945/northbridge.c index 0812460..81b61bd 100644 --- a/src/northbridge/intel/i945/northbridge.c +++ b/src/northbridge/intel/i945/northbridge.c @@ -138,7 +138,7 @@ static void pci_domain_set_resources(device_t dev) /* Can we find out how much memory we can use at most * this way? */ - pci_tolm = find_pci_tolm(&dev->link[0]); + pci_tolm = find_pci_tolm(dev->link_list); printk(BIOS_DEBUG, "pci_tolm: 0x%x\n", pci_tolm); printk(BIOS_SPEW, "Base of stolen memory: 0x%08x\n", @@ -208,7 +208,7 @@ static void pci_domain_set_resources(device_t dev) ram_resource(dev, 5, 4096 * 1024, tomk - 4 * 1024 * 1024); } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); #if CONFIG_WRITE_HIGH_TABLES==1 /* Leave some space for ACPI, PIRQ and MP tables */ @@ -326,7 +326,7 @@ static const struct pci_driver mc_driver __pci_driver = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/via/cn400/northbridge.c b/src/northbridge/via/cn400/northbridge.c index 3fbc358..2974d23 100644 --- a/src/northbridge/via/cn400/northbridge.c +++ b/src/northbridge/via/cn400/northbridge.c @@ -233,7 +233,7 @@ static void cn400_domain_set_resources(device_t dev) printk(BIOS_SPEW, "Entering %s.\n", __func__); - pci_tolm = find_pci_tolm(&dev->link[0]); + pci_tolm = find_pci_tolm(dev->link_list); mc_dev = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_CN400_MEMCTRL, 0); @@ -267,7 +267,7 @@ static void cn400_domain_set_resources(device_t dev) ram_resource(dev, idx++, 768, (tolmk - 768 - CONFIG_VIDEO_MB * 1024)); } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); printk(BIOS_SPEW, "Leaving %s.\n", __func__); } @@ -276,7 +276,7 @@ static unsigned int cn400_domain_scan_bus(device_t dev, unsigned int max) { printk(BIOS_DEBUG, "Entering %s.\n", __func__); - max = pci_scan_bus(&dev->link[0], PCI_DEVFN(0, 0), 0xff, max); + max = pci_scan_bus(dev->link_list, PCI_DEVFN(0, 0), 0xff, max); return max; } @@ -290,7 +290,7 @@ static struct device_operations pci_domain_ops = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/via/cn700/northbridge.c b/src/northbridge/via/cn700/northbridge.c index 445ecf2..b122a5e 100644 --- a/src/northbridge/via/cn700/northbridge.c +++ b/src/northbridge/via/cn700/northbridge.c @@ -157,7 +157,7 @@ static void pci_domain_set_resources(device_t dev) printk(BIOS_SPEW, "Entering cn700 pci_domain_set_resources.\n"); - pci_tolm = find_pci_tolm(&dev->link[0]); + pci_tolm = find_pci_tolm(dev->link_list); mc_dev = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_CN700_MEMCTRL, 0); @@ -199,7 +199,7 @@ static void pci_domain_set_resources(device_t dev) ram_resource(dev, idx++, 768, (tolmk - 768 - CONFIG_VIDEO_MB * 1024)); } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static struct device_operations pci_domain_ops = { @@ -212,7 +212,7 @@ static struct device_operations pci_domain_ops = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/via/cx700/northbridge.c b/src/northbridge/via/cx700/northbridge.c index 6a69d43..3f5ed28 100644 --- a/src/northbridge/via/cx700/northbridge.c +++ b/src/northbridge/via/cx700/northbridge.c @@ -87,7 +87,7 @@ static void pci_domain_set_resources(device_t dev) unsigned char rambits; int idx; - pci_tolm = find_pci_tolm(&dev->link[0]); + pci_tolm = find_pci_tolm(dev->link_list); mc_dev = dev_find_device(PCI_VENDOR_ID_VIA, 0x3324, 0); rambits = pci_read_config8(mc_dev, 0x88); @@ -128,7 +128,7 @@ static void pci_domain_set_resources(device_t dev) /* TODO: Hole needed? Should this go elsewhere? */ ram_resource(dev, idx++, 0, 640); /* first 640k */ ram_resource(dev, idx++, 768, (tolmk - 768)); /* leave a hole for vga */ - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static struct device_operations pci_domain_ops = { @@ -141,7 +141,7 @@ static struct device_operations pci_domain_ops = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/via/vt8601/northbridge.c b/src/northbridge/via/vt8601/northbridge.c index 8fca0ea..1f15b70 100644 --- a/src/northbridge/via/vt8601/northbridge.c +++ b/src/northbridge/via/vt8601/northbridge.c @@ -98,8 +98,8 @@ static void pci_domain_set_resources(device_t dev) device_t mc_dev; uint32_t pci_tolm; - pci_tolm = find_pci_tolm(&dev->link[0]); - mc_dev = dev->link[0].children; + pci_tolm = find_pci_tolm(dev->link_list); + mc_dev = dev->link_list->children; if (mc_dev) { unsigned long tomk, tolmk; unsigned char rambits; @@ -140,7 +140,7 @@ static void pci_domain_set_resources(device_t dev) idx = 10; ram_resource(dev, idx++, 0, tolmk); } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static struct device_operations pci_domain_ops = { @@ -153,7 +153,7 @@ static struct device_operations pci_domain_ops = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/via/vt8623/northbridge.c b/src/northbridge/via/vt8623/northbridge.c index 7ba9cd6..d7fff33 100644 --- a/src/northbridge/via/vt8623/northbridge.c +++ b/src/northbridge/via/vt8623/northbridge.c @@ -158,8 +158,8 @@ static void pci_domain_set_resources(device_t dev) printk(BIOS_SPEW, "Entering vt8623 pci_domain_set_resources.\n"); - pci_tolm = find_pci_tolm(&dev->link[0]); - mc_dev = dev->link[0].children; + pci_tolm = find_pci_tolm(dev->link_list); + mc_dev = dev->link_list->children; if (mc_dev) { unsigned long tomk, tolmk; unsigned char rambits; @@ -201,7 +201,7 @@ static void pci_domain_set_resources(device_t dev) ram_resource(dev, idx++, 0, 640); /* first 640k */ ram_resource(dev, idx++, 768, tolmk - 768); /* leave a hole for vga */ } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static struct device_operations pci_domain_ops = { @@ -214,7 +214,7 @@ static struct device_operations pci_domain_ops = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) diff --git a/src/northbridge/via/vx800/northbridge.c b/src/northbridge/via/vx800/northbridge.c index 37e559c..ec978e8 100644 --- a/src/northbridge/via/vx800/northbridge.c +++ b/src/northbridge/via/vx800/northbridge.c @@ -128,7 +128,7 @@ static void pci_domain_set_resources(device_t dev) printk(BIOS_SPEW, "Entering vx800 pci_domain_set_resources.\n"); - pci_tolm = find_pci_tolm(&dev->link[0]); + pci_tolm = find_pci_tolm(dev->link_list); mc_dev = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VX855_MEMCTRL, 0); @@ -175,7 +175,7 @@ if register with invalid value we set frame buffer size to 32M for default, but /* Leave a hole for vga, 0xa0000 - 0xc0000 */ ram_resource(dev, idx++, 768, (tolmk - 768)); } - assign_resources(&dev->link[0]); + assign_resources(dev->link_list); } static struct device_operations pci_domain_ops = { @@ -188,7 +188,7 @@ static struct device_operations pci_domain_ops = { static void cpu_bus_init(device_t dev) { - initialize_cpus(&dev->link[0]); + initialize_cpus(dev->link_list); } static void cpu_bus_noop(device_t dev) |