mptable: Refactor mptable generation some more
[coreboot.git] / src / mainboard / arima / hdama / mptable.c
index 30b4051c4b8af6bfb634741e19e5a4bae5c9335e..19bbf258a81409d8715a5c2022291c047577aa23 100644 (file)
@@ -1,10 +1,11 @@
 #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
@@ -17,7 +18,7 @@
  * Having the proper apicid's in the table so the non-bootstrap
  *  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;
@@ -26,7 +27,7 @@ void smp_write_processors_inorder(struct mp_config_table *mc)
         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);
@@ -45,19 +46,19 @@ void smp_write_processors_inorder(struct mp_config_table *mc)
                         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;
@@ -65,7 +66,7 @@ static unsigned node_link_to_bus(unsigned node, unsigned link)
 
        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;
@@ -79,42 +80,38 @@ static unsigned node_link_to_bus(unsigned node, unsigned link)
                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;
@@ -125,21 +122,8 @@ void *smp_write_config_table(void *v)
        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);
 
@@ -152,56 +136,44 @@ void *smp_write_config_table(void *v)
 
                /* 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;
@@ -223,45 +195,10 @@ void *smp_write_config_table(void *v)
                }
        }
 
-       /* 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,
-               bus_isa, 0x00, MP_APIC_ALL, 0x00);
-       smp_write_lintsrc(mc, mp_NMI, MP_IRQ_TRIGGER_DEFAULT|MP_IRQ_POLARITY_DEFAULT,
-               bus_isa, 0x00, MP_APIC_ALL, 0x01);
+       mptable_lintsrc(mc, bus_isa);
 
        /* PCI Ints:         Type    Trigger                Polarity                 Bus ID      PCIDEVNUM|IRQ  APIC ID PIN# */
        /* On board nics */
@@ -295,14 +232,14 @@ void *smp_write_config_table(void *v)
        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);
@@ -311,36 +248,41 @@ void *smp_write_config_table(void *v)
        /* There is no extension information... */
 
        /* 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",
-               mc, smp_next_mpe_entry(mc));
-       return smp_next_mpe_entry(mc);
+       return mptable_finalize(mc);
 }
 
-void reboot_if_hotswap(void)
+static void reboot_if_hotswap(void)
 {
        /* Hack patch work around for hot swap enable 33mhz problem */
        device_t dev;
        uint32_t data;
        unsigned long htic;
        int reset;
-       int i;
+
+       unsigned bus_chain_0 = node_link_to_bus(0, 0);
 
        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)&0x03)==0x03)) {
-               reset=1;
-               printk_debug("Bad PCIX MHz - Reset\n");
+       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(BIOS_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(data & 0x0c) {
-               reset=1;
-               printk_debug("Bad Hot Swap start - Reset\n");
+       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(BIOS_DEBUG, "Bad Hot Swap start - Reset\n");
+               }
        }
        if(reset) {
                /* enable cf9 */
@@ -354,7 +296,7 @@ void reboot_if_hotswap(void)
                outb(0x0e, 0x0cf9);
        }
        else {
-               printk_debug("OK 133MHz & Hot Swap is off\n");
+               printk(BIOS_DEBUG, "OK 133MHz & Hot Swap is off\n");
        }
 }
 
@@ -363,7 +305,7 @@ unsigned long write_smp_table(unsigned long addr)
        void *v;
        reboot_if_hotswap();
 
-       v = smp_write_floating_table(addr);
+       v = smp_write_floating_table(addr, 0);
        return (unsigned long)smp_write_config_table(v);
 }