#include #include #include #include #include #include #include "bus.h" #include "ioapic.h" // Generate MP-table IRQ numbers for PCI devices. #define INT_A 0 #define INT_B 1 #define INT_C 2 #define INT_D 3 #define PCI_IRQ(dev, intLine) (((dev)<<2) | intLine) void xe7501devkit_register_buses(struct mp_config_table *mc) { // Bus ID, Bus Type smp_write_bus(mc, PCI_BUS_CHIPSET, BUSTYPE_PCI); smp_write_bus(mc, PCI_BUS_E7501_HI_B, BUSTYPE_PCI); smp_write_bus(mc, PCI_BUS_P64H2_2_B, BUSTYPE_PCI); smp_write_bus(mc, PCI_BUS_P64H2_2_A, BUSTYPE_PCI); smp_write_bus(mc, PCI_BUS_E7501_HI_D, BUSTYPE_PCI); smp_write_bus(mc, PCI_BUS_P64H2_1_B, BUSTYPE_PCI); smp_write_bus(mc, PCI_BUS_P64H2_1_A, BUSTYPE_PCI); smp_write_bus(mc, PCI_BUS_ICH3, BUSTYPE_PCI); smp_write_bus(mc, SUPERIO_BUS, BUSTYPE_ISA); } void xe7501devkit_register_ioapics(struct mp_config_table *mc) { device_t dev; struct resource *res; // TODO: Gack. This is REALLY ugly. // Southbridge IOAPIC smp_write_ioapic(mc, IOAPIC_ICH3, 0x20, 0xfec00000); // APIC ID, Version, Address // P64H2#2 Bus A IOAPIC dev = dev_find_slot(PCI_BUS_E7501_HI_B, PCI_DEVFN(30, 0)); if (!dev) BUG(); // Config.lb error? res = find_resource(dev, PCI_BASE_ADDRESS_0); smp_write_ioapic(mc, IOAPIC_P64H2_2_BUS_A, P64H2_IOAPIC_VERSION, res->base); // P64H2#2 Bus B IOAPIC dev = dev_find_slot(PCI_BUS_E7501_HI_B, PCI_DEVFN(28, 0)); if (!dev) BUG(); // Config.lb error? res = find_resource(dev, PCI_BASE_ADDRESS_0); smp_write_ioapic(mc, IOAPIC_P64H2_2_BUS_B, P64H2_IOAPIC_VERSION, res->base); // P64H2#1 Bus A IOAPIC dev = dev_find_slot(PCI_BUS_E7501_HI_D, PCI_DEVFN(30, 0)); if (!dev) BUG(); // Config.lb error? res = find_resource(dev, PCI_BASE_ADDRESS_0); smp_write_ioapic(mc, IOAPIC_P64H2_1_BUS_A, P64H2_IOAPIC_VERSION, res->base); // P64H2#1 Bus B IOAPIC dev = dev_find_slot(PCI_BUS_E7501_HI_D, PCI_DEVFN(28, 0)); if (!dev) BUG(); // Config.lb error? res = find_resource(dev, PCI_BASE_ADDRESS_0); smp_write_ioapic(mc, IOAPIC_P64H2_1_BUS_B, P64H2_IOAPIC_VERSION, res->base); } void xe7501devkit_register_interrupts(struct mp_config_table *mc) { // Chipset PCI bus // Type Trigger | Polarity Bus ID IRQ APIC ID PIN# smp_write_intsrc(mc, mp_ExtINT, MP_IRQ_TRIGGER_EDGE |MP_IRQ_POLARITY_HIGH, PCI_BUS_CHIPSET, 0, MP_APIC_ALL, 0); smp_write_intsrc(mc, mp_NMI, MP_IRQ_TRIGGER_EDGE |MP_IRQ_POLARITY_HIGH, PCI_BUS_CHIPSET, 0, MP_APIC_ALL, 1); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_CHIPSET, PCI_IRQ(29, INT_A), IOAPIC_ICH3, 16); // USB 1.1 Controller #1 smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_CHIPSET, PCI_IRQ(31, INT_B), IOAPIC_ICH3, 17); // SMBus smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_CHIPSET, PCI_IRQ(29, INT_C), IOAPIC_ICH3, 18); // USB 1.1 Controller #3 smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_CHIPSET, PCI_IRQ(31, INT_C), IOAPIC_ICH3, 18); // IDE smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_CHIPSET, PCI_IRQ(29, INT_D), IOAPIC_ICH3, 19); // USB 1.1 Controller #2 // P64H2#2 Bus B smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(1, INT_A), IOAPIC_P64H2_2_BUS_B, 0); // Slot 2A (J23) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(1, INT_B), IOAPIC_P64H2_2_BUS_B, 1); // Slot 2A (J23) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(1, INT_C), IOAPIC_P64H2_2_BUS_B, 2); // Slot 2A (J23) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(1, INT_D), IOAPIC_P64H2_2_BUS_B, 3); // Slot 2A (J23) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(2, INT_A), IOAPIC_P64H2_2_BUS_B, 4); // Slot 2B (J24) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(2, INT_B), IOAPIC_P64H2_2_BUS_B, 5); // Slot 2B (J24) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(2, INT_C), IOAPIC_P64H2_2_BUS_B, 6); // Slot 2B (J24) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(2, INT_D), IOAPIC_P64H2_2_BUS_B, 7); // Slot 2B (J24) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(3, INT_A), IOAPIC_P64H2_2_BUS_B, 8); // Slot 2C (J25) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(3, INT_B), IOAPIC_P64H2_2_BUS_B, 9); // Slot 2C (J25) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(3, INT_C), IOAPIC_P64H2_2_BUS_B, 10); // Slot 2C (J25) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(3, INT_D), IOAPIC_P64H2_2_BUS_B, 11); // Slot 2C (J25) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(4, INT_A), IOAPIC_P64H2_2_BUS_B, 12); // Slot 2D (J12) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(4, INT_B), IOAPIC_P64H2_2_BUS_B, 13); // Slot 2D (J12) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(4, INT_C), IOAPIC_P64H2_2_BUS_B, 14); // Slot 2D (J12) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_B, PCI_IRQ(4, INT_D), IOAPIC_P64H2_2_BUS_B, 15); // Slot 2D (J12) // P64H2#2 Bus A smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_A, PCI_IRQ(1, INT_A), IOAPIC_P64H2_2_BUS_A, 0); // SCSI smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_2_A, PCI_IRQ(1, INT_B), IOAPIC_P64H2_2_BUS_A, 1); // SCSI // P64H2#1 Bus B smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_1_B, PCI_IRQ(1, INT_A), IOAPIC_P64H2_1_BUS_B, 0); // GB Ethernet smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_1_B, PCI_IRQ(2, INT_A), IOAPIC_P64H2_1_BUS_B, 4); // Slot 1B (J21) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_1_B, PCI_IRQ(2, INT_B), IOAPIC_P64H2_1_BUS_B, 5); // Slot 1B (J21) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_1_B, PCI_IRQ(2, INT_C), IOAPIC_P64H2_1_BUS_B, 6); // Slot 1B (J21) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_1_B, PCI_IRQ(2, INT_D), IOAPIC_P64H2_1_BUS_B, 7); // Slot 1B (J21) // P64H2#1 Bus A smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_1_A, PCI_IRQ(1, INT_A), IOAPIC_P64H2_1_BUS_A, 0); // Slot 1A (J20) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_1_A, PCI_IRQ(1, INT_B), IOAPIC_P64H2_1_BUS_A, 1); // Slot 1A (J20) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_1_A, PCI_IRQ(1, INT_C), IOAPIC_P64H2_1_BUS_A, 2); // Slot 1A (J20) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_P64H2_1_A, PCI_IRQ(1, INT_D), IOAPIC_P64H2_1_BUS_A, 3); // Slot 1A (J20) // ICH-3 smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_ICH3, PCI_IRQ(0, INT_A), IOAPIC_ICH3, 16); // Video smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_ICH3, PCI_IRQ(2, INT_A), IOAPIC_ICH3, 18); // Debug slot (J11) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_ICH3, PCI_IRQ(2, INT_B), IOAPIC_ICH3, 19); // Debug slot (J11) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_ICH3, PCI_IRQ(2, INT_C), IOAPIC_ICH3, 16); // Debug slot (J11) smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, PCI_BUS_ICH3, PCI_IRQ(2, INT_D), IOAPIC_ICH3, 17); // Debug slot (J11) // TODO: Not sure how to handle BT_INTR# signals from the P64H2s. Do we even need to, in APIC mode? // Super I/O (ISA interrupts) smp_write_intsrc(mc, mp_ExtINT, MP_IRQ_TRIGGER_EDGE |MP_IRQ_POLARITY_HIGH, SUPERIO_BUS, 0, IOAPIC_ICH3, 0); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE |MP_IRQ_POLARITY_HIGH, SUPERIO_BUS, 1, IOAPIC_ICH3, 1); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE |MP_IRQ_POLARITY_HIGH, SUPERIO_BUS, 0, IOAPIC_ICH3, 2); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE |MP_IRQ_POLARITY_HIGH, SUPERIO_BUS, 3, IOAPIC_ICH3, 3); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE |MP_IRQ_POLARITY_HIGH, SUPERIO_BUS, 4, IOAPIC_ICH3, 4); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE |MP_IRQ_POLARITY_HIGH, SUPERIO_BUS, 6, IOAPIC_ICH3, 6); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE |MP_IRQ_POLARITY_HIGH, SUPERIO_BUS, 8, IOAPIC_ICH3, 8); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE |MP_IRQ_POLARITY_HIGH, SUPERIO_BUS, 9, IOAPIC_ICH3, 9); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE |MP_IRQ_POLARITY_HIGH, SUPERIO_BUS, 12, IOAPIC_ICH3, 12); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE |MP_IRQ_POLARITY_HIGH, SUPERIO_BUS, 13, IOAPIC_ICH3, 13); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE |MP_IRQ_POLARITY_HIGH, SUPERIO_BUS, 14, IOAPIC_ICH3, 14); smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE |MP_IRQ_POLARITY_HIGH, SUPERIO_BUS, 15, IOAPIC_ICH3, 15); } void* smp_write_config_table(void* v) { static const char sig[4] = MPC_SIGNATURE; static const char oem[8] = "INTEL "; static const char productid[12] = "XE7501DEVKIT"; struct mp_config_table *mc = (void *)(((char *)v) + SMP_FLOATING_TABLE_LEN); memset(mc, 0, sizeof(*mc)); memcpy(mc->mpc_signature, sig, sizeof(sig)); memcpy(mc->mpc_oem, oem, sizeof(oem)); memcpy(mc->mpc_productid, productid, sizeof(productid)); mc->mpc_length = sizeof(*mc); // initially just the header mc->mpc_spec = 0x04; // Multiprocessing Spec V1.4 mc->mpc_lapic = LAPIC_ADDR; smp_write_processors(mc); xe7501devkit_register_buses(mc); xe7501devkit_register_ioapics(mc); xe7501devkit_register_interrupts(mc); /* 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(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) { void *v; v = smp_write_floating_table(addr); return (unsigned long)smp_write_config_table(v); }