#include <console/console.h>
#include <arch/smp/mpspec.h>
+#include <arch/ioapic.h>
#include <device/pci.h>
#include <string.h>
#include <stdint.h>
#include <cpu/x86/lapic.h>
-#include <arch/cpu.h>
+#include <arch/cpu.h>
#include <arch/io.h>
#define HT_INIT_CONTROL 0x6c
* entry from the bootstrap processor.
* Plus I don't think linux really even cares.
* Having the proper apicid's in the table so the non-bootstrap
- * processors can be woken up should be enough.
+ * processors can be woken up should be enough. Linux-2.6.11 work-around.
*/
-void smp_write_processors_inorder(struct mp_config_table *mc)
+static void smp_write_processors_inorder(struct mp_config_table *mc)
{
int boot_apic_id;
int order_id;
unsigned cpu_feature_flags;
struct cpuid_result result;
device_t cpu;
-
+
boot_apic_id = lapicid();
apic_version = lapic_read(LAPIC_LVR) & 0xff;
result = cpuid(1);
continue;
}
cpu_flag = MPC_CPU_ENABLED;
- if (boot_apic_id == cpu->path.u.apic.apic_id) {
+ if (boot_apic_id == cpu->path.apic.apic_id) {
cpu_flag = MPC_CPU_ENABLED | MPC_CPU_BOOTPROCESSOR;
}
- if(cpu->path.u.apic.apic_id == order_id) {
+ if(cpu->path.apic.apic_id == order_id) {
smp_write_processor(mc,
- cpu->path.u.apic.apic_id, apic_version,
+ cpu->path.apic.apic_id, apic_version,
cpu_flag, cpu_features, cpu_feature_flags);
break;
}
}
}
}
-
+
static unsigned node_link_to_bus(unsigned node, unsigned link)
{
device_t dev;
dev = dev_find_slot(0, PCI_DEVFN(0x18, 1));
if (!dev) {
- return 0;
+ return 0xff;
}
for(reg = 0xE0; reg < 0xF0; reg += 0x04) {
uint32_t config_map;
dst_node = (config_map >> 4) & 7;
dst_link = (config_map >> 8) & 3;
bus_base = (config_map >> 16) & 0xff;
-#if 0
- printk_debug("node.link=bus: %d.%d=%d 0x%2x->0x%08x\n",
+#if 0
+ printk(BIOS_DEBUG, "node.link=bus: %d.%d=%d 0x%2x->0x%08x\n",
dst_node, dst_link, bus_base,
reg, config_map);
#endif
- if ((dst_node == node) && (dst_link == link))
+ if ((dst_node == node) && (dst_link == link))
{
return bus_base;
}
}
- return 0;
+ return 0xff;
}
-unsigned max_apicid(void)
+static unsigned max_apicid(void)
{
- unsigned max_apicid;
+ unsigned max;
device_t dev;
- max_apicid = 0;
+ max = 0;
for(dev = all_devices; dev; dev = dev->next) {
if (dev->path.type != DEVICE_PATH_APIC)
continue;
- if (dev->path.u.apic.apic_id > max_apicid) {
- max_apicid = dev->path.u.apic.apic_id;
+ if (dev->path.apic.apic_id > max) {
+ max = dev->path.apic.apic_id;
}
}
- return max_apicid;
+ return max;
}
-void *smp_write_config_table(void *v)
+static void *smp_write_config_table(void *v)
{
- static const char sig[4] = "PCMP";
- static const char oem[8] = "LNXI ";
- static const char productid[12] = "HDAMA ";
struct mp_config_table *mc;
- unsigned char bus_num;
- unsigned char bus_isa;
+ int bus_isa;
unsigned char bus_chain_0;
unsigned char bus_8131_1;
unsigned char bus_8131_2;
unsigned apicid_8131_2;
mc = (void *)(((char *)v) + SMP_FLOATING_TABLE_LEN);
- memset(mc, 0, sizeof(*mc));
-
- memcpy(mc->mpc_signature, sig, sizeof(sig));
- mc->mpc_length = sizeof(*mc); /* initially just the header */
- mc->mpc_spec = 0x04;
- mc->mpc_checksum = 0; /* not yet computed */
- memcpy(mc->mpc_oem, oem, sizeof(oem));
- memcpy(mc->mpc_productid, productid, sizeof(productid));
- mc->mpc_oemptr = 0;
- mc->mpc_oemsize = 0;
- mc->mpc_entry_count = 0; /* No entries yet... */
- mc->mpc_lapic = LAPIC_ADDR;
- mc->mpe_length = 0;
- mc->mpe_checksum = 0;
- mc->reserved = 0;
+
+ mptable_init(mc, LAPIC_ADDR);
smp_write_processors_inorder(mc);
/* HT chain 0 */
bus_chain_0 = node_link_to_bus(0, 0);
- if (bus_chain_0 == 0) {
- printk_debug("ERROR - cound not find bus for node 0 chain 0, using defaults\n");
- bus_chain_0 = 1;
+ if (bus_chain_0 == 0xff) {
+ printk(BIOS_DEBUG, "ERROR - cound not find bus for node 0 chain 0, using defaults\n");
+ bus_chain_0 = 0;
}
/* 8111 */
dev = dev_find_slot(bus_chain_0, PCI_DEVFN(0x03,0));
if (dev) {
bus_8111_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
- bus_isa = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
- bus_isa++;
}
else {
- printk_debug("ERROR - could not find PCI 1:03.0, using defaults\n");
-
+ printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:03.0, using defaults\n", bus_chain_0);
bus_8111_1 = 4;
- bus_isa = 5;
}
/* 8131-1 */
dev = dev_find_slot(bus_chain_0, PCI_DEVFN(0x01,0));
if (dev) {
bus_8131_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
-
}
else {
- printk_debug("ERROR - could not find PCI 1:01.0, using defaults\n");
-
+ printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:01.0, using defaults\n", bus_chain_0);
bus_8131_1 = 2;
}
/* 8131-2 */
dev = dev_find_slot(bus_chain_0, PCI_DEVFN(0x02,0));
if (dev) {
bus_8131_2 = pci_read_config8(dev, PCI_SECONDARY_BUS);
-
}
else {
- printk_debug("ERROR - could not find PCI 1:02.0, using defaults\n");
-
+ printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:02.0, using defaults\n", bus_chain_0);
bus_8131_2 = 3;
}
}
- /* define bus and isa numbers */
- for(bus_num = 0; bus_num < bus_isa; bus_num++) {
- smp_write_bus(mc, bus_num, "PCI ");
- }
- smp_write_bus(mc, bus_isa, "ISA ");
+ mptable_write_buses(mc, NULL, &bus_isa);
/* IOAPIC handling */
- smp_write_ioapic(mc, apicid_8111, 0x11, 0xfec00000);
+ smp_write_ioapic(mc, apicid_8111, 0x11, IO_APIC_ADDR);
{
device_t dev;
struct resource *res;
}
}
- /* ISA backward compatibility interrupts */
- smp_write_intsrc(mc, mp_ExtINT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x00, apicid_8111, 0x00);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x01, apicid_8111, 0x01);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x00, apicid_8111, 0x02);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x03, apicid_8111, 0x03);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x04, apicid_8111, 0x04);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x05, apicid_8111, 0x05);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x06, apicid_8111, 0x06);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x07, apicid_8111, 0x07);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x08, apicid_8111, 0x08);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x09, apicid_8111, 0x09);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x0a, apicid_8111, 0x0a);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x0b, apicid_8111, 0x0b);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x0c, apicid_8111, 0x0c);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x0d, apicid_8111, 0x0d);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x0e, apicid_8111, 0x0e);
- smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
- bus_isa, 0x0f, apicid_8111, 0x0f);
+ mptable_add_isa_interrupts(mc, bus_isa, apicid_8111, 0);
/* Standard local interrupt assignments */
smp_write_lintsrc(mc, mp_ExtINT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT, bus_8131_1, (0x02<<2)|3, apicid_8111, 0x11);
/* PCI Slot 5 */
-#warning "FIXME get the irqs right, it's just hacked to work for now"
+ // FIXME get the irqs right, it's just hacked to work for now
smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT, bus_8111_1, (0x05<<2)|0, apicid_8111, 0x11);
smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT, bus_8111_1, (0x05<<2)|1, apicid_8111, 0x12);
smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT, bus_8111_1, (0x05<<2)|2, apicid_8111, 0x13);
smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT, bus_8111_1, (0x05<<2)|3, apicid_8111, 0x10);
/* PCI Slot 6 */
-#warning "FIXME get the irqs right, it's just hacked to work for now"
+ // FIXME get the irqs right, it's just hacked to work for now
smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT, bus_8111_1, (0x04<<2)|0, apicid_8111, 0x10);
smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT, bus_8111_1, (0x04<<2)|1, apicid_8111, 0x11);
smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT, bus_8111_1, (0x04<<2)|2, apicid_8111, 0x12);
/* Compute the checksums */
mc->mpe_checksum = smp_compute_checksum(smp_next_mpc_entry(mc), mc->mpe_length);
mc->mpc_checksum = smp_compute_checksum(mc, mc->mpc_length);
- printk_debug("Wrote the mp table end at: %p - %p\n",
+ printk(BIOS_DEBUG, "Wrote the mp table end at: %p - %p\n",
mc, smp_next_mpe_entry(mc));
return smp_next_mpe_entry(mc);
}
-unsigned long write_smp_table(unsigned long addr)
+static void reboot_if_hotswap(void)
{
- void *v;
-
-#if 0 /* The whole patch on the 33 Mhz problem */
-#if 1
-#define debug1 0
- /* Hack patch work around for hot swap enable 33mhz problem */
- {
- device_t dev;
- uint32_t data;
- unsigned long htic;
- int reset;
- int i;
-
- reset = 0;
- printk_debug("Looking for bad PCIX MHz input\n");
- dev = dev_find_slot(1, PCI_DEVFN(0x02,0));
- data = pci_read_config32(dev, 0xa0);
- if(!(((data>>16)&0x0ff)==0xc3)) {
- reset=1;
- printk_debug("Bad PCIX MHz - Reset\n");
- }
- printk_debug("Looking for bad Hot Swap Enable\n");
- dev = dev_find_slot(1, PCI_DEVFN(0x01,0));
- data = pci_read_config32(dev, 0x48);
-#if debug1
- if(!(data & 0x0c)) {
+ /* Hack patch work around for hot swap enable 33mhz problem */
+ device_t dev;
+ uint32_t data;
+ unsigned long htic;
+ int reset;
+
+ unsigned bus_chain_0 = node_link_to_bus(0, 0);
+
+ reset = 0;
+ printk(BIOS_DEBUG, "Looking for bad PCIX MHz input\n");
+ dev = dev_find_slot(bus_chain_0, PCI_DEVFN(0x02,0));
+ if (!dev)
+ printk(BIOS_DEBUG, "Couldn't find %02x:02.0 \n", bus_chain_0);
+ else {
+ data = pci_read_config32(dev, 0xa0);
+ if(!(((data>>16)&0x03)==0x03)) {
reset=1;
- printk_debug("Good Hot Swap start - Reset\n");
+ printk(BIOS_DEBUG, "Bad PCIX MHz - Reset\n");
}
-#else
- if(data & 0x0c) {
+ }
+ printk(BIOS_DEBUG, "Looking for bad Hot Swap Enable\n");
+ dev = dev_find_slot(bus_chain_0, PCI_DEVFN(0x01,0));
+ if (!dev)
+ printk(BIOS_DEBUG, "Couldn't find %02x:01.0 \n", bus_chain_0);
+ else {
+ data = pci_read_config32(dev, 0x48);
+ if(data & 0x0c) {
reset=1;
- printk_debug("Bad Hot Swap start - Reset\n");
+ printk(BIOS_DEBUG, "Bad Hot Swap start - Reset\n");
}
-#endif
- if(reset) {
-#if 0
- /* dump pci registers */
- printk_debug("PCI Registers for 1:1.0\n");
- for(i = 0; i <= 255; i++) {
- unsigned char val;
- if ((i & 0x0f) == 0) {
- printk_debug("%2.2X:",i);
- }
- val = pci_read_config8(dev, i);
- printk_debug(" %2.2X",val);
- if ((i & 0x0f) == 0x0f) {
- printk_debug("\n");
- }
- }
-
- dev = dev_find_slot(1, PCI_DEVFN(0x02,0));
- printk_debug("PCI Registers for 1:2.0\n");
- for(i = 0; i <= 255; i++) {
- unsigned char val;
- if ((i & 0x0f) == 0) {
- printk_debug("%2.2X:",i);
- }
- val = pci_read_config8(dev, i);
- printk_debug(" %2.2X",val);
- if ((i & 0x0f) == 0x0f) {
- printk_debug("\n");
- }
- }
-#endif
- /* enable cf9 */
- dev = dev_find_slot(node_link_to_bus(0, 0), PCI_DEVFN(0x04,3));
- pci_write_config8(dev, 0x41, 0xf1);
- /* reset */
- dev = dev_find_slot(0, PCI_DEVFN(0x18,0));
- htic = pci_read_config32(dev, HT_INIT_CONTROL);
- htic &= ~HTIC_BIOSR_Detect;
- pci_write_config32(dev, HT_INIT_CONTROL, htic);
- outb(0x0e, 0x0cf9);
- }
- else {
-#if debug1
- printk_debug("Hot Swap is on\n");
-#else
- printk_debug("OK 133MHz & Hot Swap is off\n");
-#endif
- }
- }
-#endif
-#endif /* end of the patch on the whole 33 Mhz problem */
+ }
+ if(reset) {
+ /* enable cf9 */
+ dev = dev_find_slot(node_link_to_bus(0, 0), PCI_DEVFN(0x04,3));
+ pci_write_config8(dev, 0x41, 0xf1);
+ /* reset */
+ dev = dev_find_slot(0, PCI_DEVFN(0x18,0));
+ htic = pci_read_config32(dev, HT_INIT_CONTROL);
+ htic &= ~HTIC_BIOSR_Detect;
+ pci_write_config32(dev, HT_INIT_CONTROL, htic);
+ outb(0x0e, 0x0cf9);
+ }
+ else {
+ printk(BIOS_DEBUG, "OK 133MHz & Hot Swap is off\n");
+ }
+}
+
+unsigned long write_smp_table(unsigned long addr)
+{
+ void *v;
+ reboot_if_hotswap();
v = smp_write_floating_table(addr);
return (unsigned long)smp_write_config_table(v);
projects / coreboot.git / blobdiff