diff options
Diffstat (limited to 'src/mainboard/tyan/s2880/mptable.c')
| -rw-r--r-- | src/mainboard/tyan/s2880/mptable.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/src/mainboard/tyan/s2880/mptable.c b/src/mainboard/tyan/s2880/mptable.c new file mode 100644 index 0000000000..c4687b1197 --- /dev/null +++ b/src/mainboard/tyan/s2880/mptable.c @@ -0,0 +1,99 @@ +#include <console/console.h> +#include <arch/smp/mpspec.h> +#include <device/pci.h> +#include <string.h> +#include <stdint.h> + +void *smp_write_config_table(void *v, unsigned long * processor_map) +{ + static const char sig[4] = "PCMP"; + static const char oem[8] = "TYAN "; + static const char productid[12] = "S2880 "; + struct mp_config_table *mc; + + 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; + + smp_write_processors(mc, processor_map); + + +/*Bus: Bus ID Type*/ + smp_write_bus(mc, 0, "PCI "); + smp_write_bus(mc, 1, "PCI "); + smp_write_bus(mc, 2, "PCI "); + smp_write_bus(mc, 3, "PCI "); + smp_write_bus(mc, 4, "ISA "); +/*I/O APICs: APIC ID Version State Address*/ + smp_write_ioapic(mc, 2, 0x11, 0xfec00000); + { + struct pci_dev *dev; + uint32_t base; + dev = dev_find_slot(0, PCI_DEVFN(0x1,1)); + if (dev) { + base = pci_read_config32(dev, PCI_BASE_ADDRESS_0); + base &= PCI_BASE_ADDRESS_MEM_MASK; + smp_write_ioapic(mc, 3, 0x11, base); + } + dev = dev_find_slot(0, PCI_DEVFN(0x2,1)); + if (dev) { + base = pci_read_config32(dev, PCI_BASE_ADDRESS_0); + base &= PCI_BASE_ADDRESS_MEM_MASK; + smp_write_ioapic(mc, 4, 0x11, base); + } + } + +/*I/O Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN# +*/ smp_write_intsrc(mc, mp_ExtINT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, 0x4, 0x0, 0x2, 0x0); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, 0x4, 0x1, 0x2, 0x1); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, 0x4, 0x0, 0x2, 0x2); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, 0x4, 0x3, 0x2, 0x3); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, 0x4, 0x4, 0x2, 0x4); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, 0x4, 0x6, 0x2, 0x6); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, 0x4, 0x7, 0x2, 0x7); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, 0x4, 0x8, 0x2, 0x8); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, 0x4, 0xc, 0x2, 0xc); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, 0x4, 0xd, 0x2, 0xd); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, 0x4, 0xe, 0x2, 0xe); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, 0x4, 0xf, 0x2, 0xf); + + + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 0x3, 0x3, 0x2, 0x13); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 0x3, 0x18, 0x2, 0x12); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 0x3, 0x14, 0x2, 0x11); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 0x1, 0x24, 0x3, 0x0); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 0x1, 0x25, 0x3, 0x1); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 0x1, 0x28, 0x3, 0x0); + smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, 0x1, 0x29, 0x3, 0x1); +/*Local Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN#*/ + smp_write_intsrc(mc, mp_ExtINT, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, 0x0, 0x0, MP_APIC_ALL, 0x0); + smp_write_intsrc(mc, mp_NMI, MP_IRQ_TRIGGER_EDGE|MP_IRQ_POLARITY_HIGH, 0x0, 0x0, MP_APIC_ALL, 0x1); + /* 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); +} + +unsigned long write_smp_table(unsigned long addr, unsigned long *processor_map) +{ + void *v; + v = smp_write_floating_table(addr); + return (unsigned long)smp_write_config_table(v, processor_map); +} |