| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <console/console.h> |
| #include <device/device.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| #include <option.h> |
| #include <pc80/mc146818rtc.h> |
| #include <pc80/isa-dma.h> |
| #include <pc80/i8259.h> |
| #include <arch/io.h> |
| #include <device/mmio.h> |
| #include <device/pci_ops.h> |
| #include <arch/ioapic.h> |
| #include <acpi/acpi.h> |
| #include <elog.h> |
| #include <acpi/acpigen.h> |
| #include <cpu/x86/smm.h> |
| #include "chip.h" |
| #include "pch.h" |
| #include <southbridge/intel/common/pciehp.h> |
| #include <southbridge/intel/common/acpi_pirq_gen.h> |
| #include <southbridge/intel/common/spi.h> |
| #include <southbridge/intel/common/rcba_pirq.h> |
| |
| #define NMI_OFF 0 |
| |
| typedef struct southbridge_intel_ibexpeak_config config_t; |
| |
| /** |
| * Set miscellaneous static southbridge features. |
| * |
| * @param dev PCI device with I/O APIC control registers |
| */ |
| static void pch_enable_ioapic(struct device *dev) |
| { |
| set_ioapic_id(VIO_APIC_VADDR, 0x01); |
| |
| /* affirm full set of redirection table entries ("write once") */ |
| ioapic_lock_max_vectors(VIO_APIC_VADDR); |
| } |
| |
| static void pch_enable_serial_irqs(struct device *dev) |
| { |
| /* Set packet length and toggle silent mode bit for one frame. */ |
| pci_write_config8(dev, SERIRQ_CNTL, |
| (1 << 7) | (1 << 6) | ((21 - 17) << 2) | (0 << 0)); |
| #if !CONFIG(SERIRQ_CONTINUOUS_MODE) |
| pci_write_config8(dev, SERIRQ_CNTL, |
| (1 << 7) | (0 << 6) | ((21 - 17) << 2) | (0 << 0)); |
| #endif |
| } |
| |
| /* PIRQ[n]_ROUT[3:0] - PIRQ Routing Control |
| * 0x00 - 0000 = Reserved |
| * 0x01 - 0001 = Reserved |
| * 0x02 - 0010 = Reserved |
| * 0x03 - 0011 = IRQ3 |
| * 0x04 - 0100 = IRQ4 |
| * 0x05 - 0101 = IRQ5 |
| * 0x06 - 0110 = IRQ6 |
| * 0x07 - 0111 = IRQ7 |
| * 0x08 - 1000 = Reserved |
| * 0x09 - 1001 = IRQ9 |
| * 0x0A - 1010 = IRQ10 |
| * 0x0B - 1011 = IRQ11 |
| * 0x0C - 1100 = IRQ12 |
| * 0x0D - 1101 = Reserved |
| * 0x0E - 1110 = IRQ14 |
| * 0x0F - 1111 = IRQ15 |
| * PIRQ[n]_ROUT[7] - PIRQ Routing Control |
| * 0x80 - The PIRQ is not routed. |
| */ |
| |
| static void pch_pirq_init(struct device *dev) |
| { |
| struct device *irq_dev; |
| /* |
| * Interrupt 11 is not used by legacy devices and so can always be used for |
| * PCI interrupts. Full legacy IRQ routing is complicated and hard to |
| * get right. Fortunately all modern OS use MSI and so it's not that big of |
| * an issue anyway. Still we have to provide a reasonable default. Using |
| * interrupt 11 for it everywhere is a working default. ACPI-aware OS can |
| * move it to any interrupt and others will just leave them at default. |
| */ |
| const u8 pirq_routing = 11; |
| |
| pci_write_config8(dev, PIRQA_ROUT, pirq_routing); |
| pci_write_config8(dev, PIRQB_ROUT, pirq_routing); |
| pci_write_config8(dev, PIRQC_ROUT, pirq_routing); |
| pci_write_config8(dev, PIRQD_ROUT, pirq_routing); |
| |
| pci_write_config8(dev, PIRQE_ROUT, pirq_routing); |
| pci_write_config8(dev, PIRQF_ROUT, pirq_routing); |
| pci_write_config8(dev, PIRQG_ROUT, pirq_routing); |
| pci_write_config8(dev, PIRQH_ROUT, pirq_routing); |
| |
| for (irq_dev = all_devices; irq_dev; irq_dev = irq_dev->next) { |
| u8 int_pin=0; |
| |
| if (!irq_dev->enabled || irq_dev->path.type != DEVICE_PATH_PCI) |
| continue; |
| |
| int_pin = pci_read_config8(irq_dev, PCI_INTERRUPT_PIN); |
| |
| if (int_pin == 0) |
| continue; |
| |
| pci_write_config8(irq_dev, PCI_INTERRUPT_LINE, pirq_routing); |
| } |
| } |
| |
| static void pch_gpi_routing(struct device *dev) |
| { |
| /* Get the chip configuration */ |
| config_t *config = dev->chip_info; |
| u32 reg32 = 0; |
| |
| /* An array would be much nicer here, or some |
| * other method of doing this. |
| */ |
| reg32 |= (config->gpi0_routing & 0x03) << 0; |
| reg32 |= (config->gpi1_routing & 0x03) << 2; |
| reg32 |= (config->gpi2_routing & 0x03) << 4; |
| reg32 |= (config->gpi3_routing & 0x03) << 6; |
| reg32 |= (config->gpi4_routing & 0x03) << 8; |
| reg32 |= (config->gpi5_routing & 0x03) << 10; |
| reg32 |= (config->gpi6_routing & 0x03) << 12; |
| reg32 |= (config->gpi7_routing & 0x03) << 14; |
| reg32 |= (config->gpi8_routing & 0x03) << 16; |
| reg32 |= (config->gpi9_routing & 0x03) << 18; |
| reg32 |= (config->gpi10_routing & 0x03) << 20; |
| reg32 |= (config->gpi11_routing & 0x03) << 22; |
| reg32 |= (config->gpi12_routing & 0x03) << 24; |
| reg32 |= (config->gpi13_routing & 0x03) << 26; |
| reg32 |= (config->gpi14_routing & 0x03) << 28; |
| reg32 |= (config->gpi15_routing & 0x03) << 30; |
| |
| pci_write_config32(dev, GPIO_ROUT, reg32); |
| } |
| |
| static void pch_power_options(struct device *dev) |
| { |
| u8 reg8; |
| u16 reg16, pmbase; |
| u32 reg32; |
| const char *state; |
| /* Get the chip configuration */ |
| config_t *config = dev->chip_info; |
| |
| /* Which state do we want to goto after g3 (power restored)? |
| * 0 == S0 Full On |
| * 1 == S5 Soft Off |
| * |
| * If the option is not existent (Laptops), use Kconfig setting. |
| */ |
| const unsigned int pwr_on = get_uint_option("power_on_after_fail", |
| CONFIG_MAINBOARD_POWER_FAILURE_STATE); |
| |
| reg16 = pci_read_config16(dev, GEN_PMCON_3); |
| reg16 &= 0xfffe; |
| switch (pwr_on) { |
| case MAINBOARD_POWER_OFF: |
| reg16 |= 1; |
| state = "off"; |
| break; |
| case MAINBOARD_POWER_ON: |
| reg16 &= ~1; |
| state = "on"; |
| break; |
| case MAINBOARD_POWER_KEEP: |
| reg16 &= ~1; |
| state = "state keep"; |
| break; |
| default: |
| state = "undefined"; |
| } |
| |
| reg16 &= ~(3 << 4); /* SLP_S4# Assertion Stretch 4s */ |
| reg16 |= (1 << 3); /* SLP_S4# Assertion Stretch Enable */ |
| |
| reg16 &= ~(1 << 10); |
| reg16 |= (1 << 11); /* SLP_S3# Min Assertion Width 50ms */ |
| |
| reg16 |= (1 << 12); /* Disable SLP stretch after SUS well */ |
| |
| pci_write_config16(dev, GEN_PMCON_3, reg16); |
| printk(BIOS_INFO, "Set power %s after power failure.\n", state); |
| |
| /* Set up NMI on errors. */ |
| reg8 = inb(0x61); |
| reg8 &= 0x0f; /* Higher Nibble must be 0 */ |
| reg8 &= ~(1 << 3); /* IOCHK# NMI Enable */ |
| // reg8 &= ~(1 << 2); /* PCI SERR# Enable */ |
| reg8 |= (1 << 2); /* PCI SERR# Disable for now */ |
| outb(reg8, 0x61); |
| |
| reg8 = inb(0x70); |
| const unsigned int nmi_option = get_uint_option("nmi", NMI_OFF); |
| if (nmi_option) { |
| printk(BIOS_INFO, "NMI sources enabled.\n"); |
| reg8 &= ~(1 << 7); /* Set NMI. */ |
| } else { |
| printk(BIOS_INFO, "NMI sources disabled.\n"); |
| reg8 |= (1 << 7); /* Can't mask NMI from PCI-E and NMI_NOW */ |
| } |
| outb(reg8, 0x70); |
| |
| /* Enable CPU_SLP# and Intel Speedstep, set SMI# rate down */ |
| reg16 = pci_read_config16(dev, GEN_PMCON_1); |
| reg16 &= ~(3 << 0); // SMI# rate 1 minute |
| reg16 &= ~(1 << 10); // Disable BIOS_PCI_EXP_EN for native PME |
| if (CONFIG(DEBUG_PERIODIC_SMI)) |
| reg16 |= (3 << 0); // Periodic SMI every 8s |
| pci_write_config16(dev, GEN_PMCON_1, reg16); |
| |
| // Set the board's GPI routing. |
| pch_gpi_routing(dev); |
| |
| pmbase = pci_read_config16(dev, 0x40) & 0xfffe; |
| |
| outl(config->gpe0_en, pmbase + GPE0_EN); |
| outw(config->alt_gp_smi_en, pmbase + ALT_GP_SMI_EN); |
| |
| /* Set up power management block and determine sleep mode */ |
| reg32 = inl(pmbase + 0x04); // PM1_CNT |
| reg32 &= ~(7 << 10); // SLP_TYP |
| reg32 |= (1 << 0); // SCI_EN |
| outl(reg32, pmbase + 0x04); |
| |
| /* Clear magic status bits to prevent unexpected wake */ |
| reg32 = RCBA32(PRSTS); |
| reg32 |= (1 << 5) | (1 << 4) | (1 << 0); |
| RCBA32(PRSTS) = reg32; |
| |
| /* FIXME: Does this even exist? */ |
| reg32 = RCBA32(0x3f02); |
| reg32 &= ~0xf; |
| RCBA32(0x3f02) = reg32; |
| } |
| |
| static void pch_rtc_init(struct device *dev) |
| { |
| u8 reg8; |
| int rtc_failed; |
| |
| reg8 = pci_read_config8(dev, GEN_PMCON_3); |
| rtc_failed = reg8 & RTC_BATTERY_DEAD; |
| if (rtc_failed) { |
| reg8 &= ~RTC_BATTERY_DEAD; |
| pci_write_config8(dev, GEN_PMCON_3, reg8); |
| elog_add_event(ELOG_TYPE_RTC_RESET); |
| } |
| printk(BIOS_DEBUG, "rtc_failed = 0x%x\n", rtc_failed); |
| |
| cmos_init(rtc_failed); |
| } |
| |
| static void mobile5_pm_init(struct device *dev) |
| { |
| int i; |
| |
| printk(BIOS_DEBUG, "Mobile 5 PM init\n"); |
| pci_write_config8(dev, 0xa9, 0x47); |
| |
| RCBA32(0x1d44) = 0x00000000; |
| (void)RCBA32(0x1d44); |
| RCBA32(0x1d48) = 0x00030000; |
| (void)RCBA32(0x1d48); |
| RCBA32(0x1e80) = 0x000c0801; |
| (void)RCBA32(0x1e80); |
| RCBA32(0x1e84) = 0x000200f0; |
| (void)RCBA32(0x1e84); |
| |
| const u32 rcba2010[] = { |
| /* 2010: */ 0x00188200, 0x14000016, 0xbc4abcb5, 0x00000000, |
| /* 2020: */ 0xf0c9605b, 0x13683040, 0x04c8f16e, 0x09e90170 |
| }; |
| for (i = 0; i < ARRAY_SIZE(rcba2010); i++) { |
| RCBA32(0x2010 + 4 * i) = rcba2010[i]; |
| RCBA32(0x2010 + 4 * i); |
| } |
| |
| RCBA32(0x2100) = 0x00000000; |
| (void)RCBA32(0x2100); |
| RCBA32(0x2104) = 0x00000757; |
| (void)RCBA32(0x2104); |
| RCBA32(0x2108) = 0x00170001; |
| (void)RCBA32(0x2108); |
| |
| RCBA32(0x211c) = 0x00000000; |
| (void)RCBA32(0x211c); |
| RCBA32(0x2120) = 0x00010000; |
| (void)RCBA32(0x2120); |
| |
| RCBA32(0x21fc) = 0x00000000; |
| (void)RCBA32(0x21fc); |
| RCBA32(0x2200) = 0x20000044; |
| (void)RCBA32(0x2200); |
| RCBA32(0x2204) = 0x00000001; |
| (void)RCBA32(0x2204); |
| RCBA32(0x2208) = 0x00003457; |
| (void)RCBA32(0x2208); |
| |
| const u32 rcba2210[] = { |
| /* 2210 */ 0x00000000, 0x00000001, 0xa0fff210, 0x0000df00, |
| /* 2220 */ 0x00e30880, 0x00000070, 0x00004000, 0x00000000, |
| /* 2230 */ 0x00e30880, 0x00000070, 0x00004000, 0x00000000, |
| /* 2240 */ 0x00002301, 0x36000000, 0x00010107, 0x00160000, |
| /* 2250 */ 0x00001b01, 0x36000000, 0x00010107, 0x00160000, |
| /* 2260 */ 0x00000601, 0x16000000, 0x00010107, 0x00160000, |
| /* 2270 */ 0x00001c01, 0x16000000, 0x00010107, 0x00160000 |
| }; |
| |
| for (i = 0; i < ARRAY_SIZE(rcba2210); i++) { |
| RCBA32(0x2210 + 4 * i) = rcba2210[i]; |
| RCBA32(0x2210 + 4 * i); |
| } |
| |
| const u32 rcba2300[] = { |
| /* 2300: */ 0x00000000, 0x40000000, 0x4646827b, 0x6e803131, |
| /* 2310: */ 0x32c77887, 0x00077733, 0x00007447, 0x00000040, |
| /* 2320: */ 0xcccc0cfc, 0x0fbb0fff |
| }; |
| |
| for (i = 0; i < ARRAY_SIZE(rcba2300); i++) { |
| RCBA32(0x2300 + 4 * i) = rcba2300[i]; |
| RCBA32(0x2300 + 4 * i); |
| } |
| |
| RCBA32(0x37fc) = 0x00000000; |
| (void)RCBA32(0x37fc); |
| RCBA32(0x3dfc) = 0x00000000; |
| (void)RCBA32(0x3dfc); |
| RCBA32(0x3e7c) = 0xffffffff; |
| (void)RCBA32(0x3e7c); |
| RCBA32(0x3efc) = 0x00000000; |
| (void)RCBA32(0x3efc); |
| RCBA32(0x3f00) = 0x0000010b; |
| (void)RCBA32(0x3f00); |
| } |
| |
| static void enable_hpet(void) |
| { |
| u32 reg32; |
| |
| /* Move HPET to default address 0xfed00000 and enable it */ |
| reg32 = RCBA32(HPTC); |
| reg32 |= (1 << 7); // HPET Address Enable |
| reg32 &= ~(3 << 0); |
| RCBA32(HPTC) = reg32; |
| RCBA32(HPTC); /* Read back for it to work */ |
| |
| write32((u32 *)0xfed00010, read32((u32 *)0xfed00010) | 1); |
| } |
| |
| static void enable_clock_gating(struct device *dev) |
| { |
| u32 reg32; |
| u16 reg16; |
| |
| RCBA32_AND_OR(0x2234, ~0UL, 0xf); |
| |
| reg16 = pci_read_config16(dev, GEN_PMCON_1); |
| reg16 |= (1 << 2) | (1 << 11); |
| pci_write_config16(dev, GEN_PMCON_1, reg16); |
| |
| reg32 = RCBA32(CG); |
| reg32 |= (1 << 31); |
| reg32 |= (1 << 29) | (1 << 28); |
| reg32 |= (1 << 27) | (1 << 26) | (1 << 25) | (1 << 24); |
| reg32 |= (1 << 16); |
| reg32 |= (1 << 17); |
| reg32 |= (1 << 18); |
| reg32 |= (1 << 22); |
| reg32 |= (1 << 23); |
| reg32 &= ~(1 << 20); |
| reg32 |= (1 << 19); |
| reg32 |= (1 << 0); |
| reg32 |= (0xf << 1); |
| RCBA32(CG) = reg32; |
| |
| RCBA32_OR(0x38c0, 0x7); |
| RCBA32_OR(0x36d4, 0x6680c004); |
| RCBA32_OR(0x3564, 0x3); |
| } |
| |
| static void pch_set_acpi_mode(void) |
| { |
| if (!acpi_is_wakeup_s3()) { |
| apm_control(APM_CNT_ACPI_DISABLE); |
| } |
| } |
| |
| static void pch_fixups(struct device *dev) |
| { |
| /* |
| * Enable DMI ASPM in the PCH |
| */ |
| RCBA32_AND_OR(0x2304, ~(1 << 10), 0); |
| RCBA32_OR(0x21a4, (1 << 11)|(1 << 10)); |
| RCBA32_OR(0x21a8, 0x3); |
| } |
| |
| static void lpc_init(struct device *dev) |
| { |
| printk(BIOS_DEBUG, "pch: %s\n", __func__); |
| |
| /* IO APIC initialization. */ |
| pch_enable_ioapic(dev); |
| |
| pch_enable_serial_irqs(dev); |
| |
| /* Setup the PIRQ. */ |
| pch_pirq_init(dev); |
| |
| /* Setup power options. */ |
| pch_power_options(dev); |
| |
| /* Initialize power management */ |
| mobile5_pm_init(dev); |
| |
| /* Initialize the real time clock. */ |
| pch_rtc_init(dev); |
| |
| /* Initialize ISA DMA. */ |
| isa_dma_init(); |
| |
| /* Initialize the High Precision Event Timers, if present. */ |
| enable_hpet(); |
| |
| /* Initialize Clock Gating */ |
| enable_clock_gating(dev); |
| |
| setup_i8259(); |
| |
| /* The OS should do this? */ |
| /* Interrupt 9 should be level triggered (SCI) */ |
| i8259_configure_irq_trigger(9, 1); |
| |
| pch_set_acpi_mode(); |
| |
| pch_fixups(dev); |
| } |
| |
| static void pch_lpc_read_resources(struct device *dev) |
| { |
| struct resource *res; |
| config_t *config = dev->chip_info; |
| u8 io_index = 0; |
| |
| /* Get the normal PCI resources of this device. */ |
| pci_dev_read_resources(dev); |
| |
| /* Add an extra subtractive resource for both memory and I/O. */ |
| res = new_resource(dev, IOINDEX_SUBTRACTIVE(io_index++, 0)); |
| res->base = 0; |
| res->size = 0x1000; |
| res->flags = IORESOURCE_IO | IORESOURCE_SUBTRACTIVE | |
| IORESOURCE_ASSIGNED | IORESOURCE_FIXED; |
| |
| res = new_resource(dev, IOINDEX_SUBTRACTIVE(io_index++, 0)); |
| res->base = 0xff800000; |
| res->size = 0x00800000; /* 8 MB for flash */ |
| res->flags = IORESOURCE_MEM | IORESOURCE_SUBTRACTIVE | |
| IORESOURCE_ASSIGNED | IORESOURCE_FIXED; |
| |
| res = new_resource(dev, 3); /* IOAPIC */ |
| res->base = IO_APIC_ADDR; |
| res->size = 0x00001000; |
| res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED | IORESOURCE_FIXED; |
| |
| /* Set PCH IO decode ranges if required.*/ |
| if ((config->gen1_dec & 0xFFFC) > 0x1000) { |
| res = new_resource(dev, IOINDEX_SUBTRACTIVE(io_index++, 0)); |
| res->base = config->gen1_dec & 0xFFFC; |
| res->size = (config->gen1_dec >> 16) & 0xFC; |
| res->flags = IORESOURCE_IO | IORESOURCE_SUBTRACTIVE | |
| IORESOURCE_ASSIGNED | IORESOURCE_FIXED; |
| } |
| |
| if ((config->gen2_dec & 0xFFFC) > 0x1000) { |
| res = new_resource(dev, IOINDEX_SUBTRACTIVE(io_index++, 0)); |
| res->base = config->gen2_dec & 0xFFFC; |
| res->size = (config->gen2_dec >> 16) & 0xFC; |
| res->flags = IORESOURCE_IO | IORESOURCE_SUBTRACTIVE | |
| IORESOURCE_ASSIGNED | IORESOURCE_FIXED; |
| } |
| |
| if ((config->gen3_dec & 0xFFFC) > 0x1000) { |
| res = new_resource(dev, IOINDEX_SUBTRACTIVE(io_index++, 0)); |
| res->base = config->gen3_dec & 0xFFFC; |
| res->size = (config->gen3_dec >> 16) & 0xFC; |
| res->flags = IORESOURCE_IO | IORESOURCE_SUBTRACTIVE | |
| IORESOURCE_ASSIGNED | IORESOURCE_FIXED; |
| } |
| |
| if ((config->gen4_dec & 0xFFFC) > 0x1000) { |
| res = new_resource(dev, IOINDEX_SUBTRACTIVE(io_index++, 0)); |
| res->base = config->gen4_dec & 0xFFFC; |
| res->size = (config->gen4_dec >> 16) & 0xFC; |
| res->flags = IORESOURCE_IO| IORESOURCE_SUBTRACTIVE | |
| IORESOURCE_ASSIGNED | IORESOURCE_FIXED; |
| } |
| } |
| |
| static void pch_lpc_enable(struct device *dev) |
| { |
| /* Enable PCH Display Port */ |
| RCBA16(DISPBDF) = 0x0010; |
| RCBA32_OR(FD2, PCH_ENABLE_DBDF); |
| |
| pch_enable(dev); |
| } |
| |
| static const char *lpc_acpi_name(const struct device *dev) |
| { |
| return "LPCB"; |
| } |
| |
| static void southbridge_fill_ssdt(const struct device *device) |
| { |
| struct device *dev = pcidev_on_root(0x1f, 0); |
| config_t *chip = dev->chip_info; |
| |
| intel_acpi_pcie_hotplug_generator(chip->pcie_hotplug_map, 8); |
| intel_acpi_gen_def_acpi_pirq(dev); |
| } |
| |
| static void lpc_final(struct device *dev) |
| { |
| spi_finalize_ops(); |
| |
| /* Call SMM finalize() handlers before resume */ |
| if (CONFIG(INTEL_CHIPSET_LOCKDOWN) || |
| acpi_is_wakeup_s3()) { |
| apm_control(APM_CNT_FINALIZE); |
| } |
| } |
| |
| static struct device_operations device_ops = { |
| .read_resources = pch_lpc_read_resources, |
| .set_resources = pci_dev_set_resources, |
| .enable_resources = pci_dev_enable_resources, |
| .acpi_fill_ssdt = southbridge_fill_ssdt, |
| .acpi_name = lpc_acpi_name, |
| .write_acpi_tables = acpi_write_hpet, |
| .init = lpc_init, |
| .final = lpc_final, |
| .enable = pch_lpc_enable, |
| .scan_bus = scan_static_bus, |
| .ops_pci = &pci_dev_ops_pci, |
| }; |
| |
| static const unsigned short pci_device_ids[] = { |
| PCI_DID_INTEL_IBEXPEAK_LPC_P55, |
| PCI_DID_INTEL_IBEXPEAK_LPC_PM55, |
| PCI_DID_INTEL_IBEXPEAK_LPC_H55, |
| PCI_DID_INTEL_IBEXPEAK_LPC_QM57, |
| PCI_DID_INTEL_IBEXPEAK_LPC_H57, |
| PCI_DID_INTEL_IBEXPEAK_LPC_HM55, |
| PCI_DID_INTEL_IBEXPEAK_LPC_Q57, |
| PCI_DID_INTEL_IBEXPEAK_LPC_HM57, |
| PCI_DID_INTEL_IBEXPEAK_LPC_QS57, |
| PCI_DID_INTEL_IBEXPEAK_LPC_3400, |
| PCI_DID_INTEL_IBEXPEAK_LPC_3420, |
| PCI_DID_INTEL_IBEXPEAK_LPC_3450, |
| 0 |
| }; |
| |
| static const struct pci_driver pch_lpc __pci_driver = { |
| .ops = &device_ops, |
| .vendor = PCI_VENDOR_ID_INTEL, |
| .devices = pci_device_ids, |
| }; |