/* SPDX-License-Identifier: GPL-2.0-only */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "gpio_ftns.h" #define SPD_SIZE 128 #define PM_RTC_CONTROL 0x56 #define PM_S_STATE_CONTROL 0xBA /*********************************************************** * These arrays set up the FCH PCI_INTR registers 0xC00/0xC01. * This table is responsible for physically routing the PIC and * IOAPIC IRQs to the different PCI devices on the system. It * is read and written via registers 0xC00/0xC01 as an * Index/Data pair. These values are chipset and mainboard * dependent and should be updated accordingly. * * These values are used by the PCI configuration space, * MP Tables. TODO: Make ACPI use these values too. */ static const u8 mainboard_picr_data[FCH_INT_TABLE_SIZE] = { [0 ... FCH_INT_TABLE_SIZE-1] = 0x1F, /* INTA# - INTH# */ [0x00] = 0x03,0x03,0x05,0x07,0x0B,0x0A,0x1F,0x1F, /* Misc-nil,0,1,2, INT from Serial irq */ [0x08] = 0xFA,0xF1,0x00,0x00,0x1F,0x1F,0x1F,0x1F, /* SCI, SMBUS0, ASF, HDA, FC, RSVD, PerMon, SD */ [0x10] = 0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F, [0x18] = 0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* IMC INT0 - 5 */ [0x20] = 0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x00,0x00, [0x28] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* USB Devs 18/19/22 INTA-C */ [0x30] = 0x05,0x1F,0x05,0x1F,0x04,0x1F,0x1F,0x1F, [0x38] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* SATA */ [0x40] = 0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,0x00, [0x48] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, [0x50] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, [0x58] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, [0x60] = 0x00,0x00,0x1F }; static const u8 mainboard_intr_data[FCH_INT_TABLE_SIZE] = { [0 ... FCH_INT_TABLE_SIZE-1] = 0x1F, /* INTA# - INTH# */ [0x00] = 0x10,0x10,0x12,0x13,0x14,0x15,0x1F,0x1F, /* Misc-nil,0,1,2, INT from Serial irq */ [0x08] = 0x00,0x00,0x00,0x00,0x1F,0x1F,0x1F,0x1F, /* SCI, SMBUS0, ASF, HDA, FC, RSVD, PerMon, SD */ [0x10] = 0x09,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x10, [0x18] = 0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* IMC INT0 - 5 */ [0x20] = 0x05,0x1F,0x1F,0x1F,0x1F,0x1F,0x00,0x00, [0x28] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* USB Devs 18/19/20/22 INTA-C */ [0x30] = 0x12,0x1F,0x12,0x1F,0x12,0x1F,0x1F,0x00, [0x38] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /* SATA */ [0x40] = 0x1F,0x13,0x00,0x00,0x00,0x00,0x00,0x00, [0x48] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, [0x50] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, [0x58] = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, [0x60] = 0x00,0x00,0x1F }; /* * This table defines the index into the picr/intr_data * tables for each device. Any enabled device and slot * that uses hardware interrupts should have an entry * in this table to define its index into the FCH * PCI_INTR register 0xC00/0xC01. This index will define * the interrupt that it should use. Putting PIRQ_A into * the PIN A index for a device will tell that device to * use PIC IRQ 10 if it uses PIN A for its hardware INT. */ static const struct pirq_struct mainboard_pirq_data[] = { /* {PCI_devfn, {PIN A, PIN B, PIN C, PIN D}}, */ {GFX_DEVFN, {PIRQ_A, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* VGA: 01.0 */ {ACTL_DEVFN,{PIRQ_NC, PIRQ_B, PIRQ_NC, PIRQ_NC}}, /* Audio: 01.1 */ {NB_PCIE_PORT1_DEVFN, {PIRQ_A, PIRQ_B, PIRQ_C, PIRQ_D}}, /* x4 PCIe: 02.1 */ {NB_PCIE_PORT2_DEVFN, {PIRQ_B, PIRQ_C, PIRQ_D, PIRQ_A}}, /* mPCIe: 02.2 */ {NB_PCIE_PORT3_DEVFN, {PIRQ_C, PIRQ_D, PIRQ_A, PIRQ_B}}, /* NIC: 02.3 */ {XHCI_DEVFN, {PIRQ_C, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* XHCI: 10.0 */ {SATA_DEVFN, {PIRQ_SATA, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* SATA: 11.0 */ {OHCI1_DEVFN, {PIRQ_OHCI1, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* OHCI1: 12.0 */ {EHCI1_DEVFN, {PIRQ_NC, PIRQ_EHCI1, PIRQ_NC, PIRQ_NC}}, /* EHCI1: 12.2 */ {OHCI2_DEVFN, {PIRQ_OHCI2, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* OHCI2: 13.0 */ {EHCI2_DEVFN, {PIRQ_NC, PIRQ_EHCI2, PIRQ_NC, PIRQ_NC}}, /* EHCI2: 13.2 */ {SMBUS_DEVFN, {PIRQ_SMBUS, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* SMBUS: 14.0 */ {HDA_DEVFN, {PIRQ_HDA, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* HDA: 14.2 */ {SD_DEVFN, {PIRQ_SD, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* SD: 14.7 */ {OHCI3_DEVFN, {PIRQ_OHCI3, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* OHCI3: 16.0 (same device as xHCI 10.0) */ {EHCI3_DEVFN, {PIRQ_NC, PIRQ_EHCI3, PIRQ_NC, PIRQ_NC}}, /* EHCI3: 16.2 (same device as xHCI 10.1) */ }; /* PIRQ Setup */ static void pirq_setup(void) { pirq_data_ptr = mainboard_pirq_data; pirq_data_size = ARRAY_SIZE(mainboard_pirq_data); intr_data_ptr = mainboard_intr_data; picr_data_ptr = mainboard_picr_data; } /* Wrapper to enable GPIO/UART devices under menuconfig. Revisit * once configuration file format for SPI flash storage is complete. */ #define SIO_PORT 0x2e static void config_gpio_mux(void) { struct device *uart, *gpio; uart = dev_find_slot_pnp(SIO_PORT, NCT5104D_SP3); gpio = dev_find_slot_pnp(SIO_PORT, NCT5104D_GPIO0); if (uart) uart->enabled = CONFIG(APU2_PINMUX_UART_C); if (gpio) gpio->enabled = CONFIG(APU2_PINMUX_GPIO0); uart = dev_find_slot_pnp(SIO_PORT, NCT5104D_SP4); gpio = dev_find_slot_pnp(SIO_PORT, NCT5104D_GPIO1); if (uart) uart->enabled = CONFIG(APU2_PINMUX_UART_D); if (gpio) gpio->enabled = CONFIG(APU2_PINMUX_GPIO1); } /********************************************** * enable the dedicated function in mainboard. **********************************************/ #if CONFIG(GENERATE_SMBIOS_TABLES) static int mainboard_smbios_type16(DMI_INFO *agesa_dmi, int *handle, unsigned long *current) { const u32 max_capacity = get_spd_offset() ? 4 : 2; /* 4GB or 2GB variant */ struct smbios_type16 *t = smbios_carve_table(*current, SMBIOS_PHYS_MEMORY_ARRAY, sizeof(*t), *handle); t->use = MEMORY_ARRAY_USE_SYSTEM; t->location = MEMORY_ARRAY_LOCATION_SYSTEM_BOARD; t->memory_error_correction = agesa_dmi->T16.MemoryErrorCorrection; t->maximum_capacity = max_capacity * 1024 * 1024; t->memory_error_information_handle = 0xfffe; t->number_of_memory_devices = 1; const int len = smbios_full_table_len(&t->header, t->eos); *current += len; return len; } static int mainboard_smbios_type17(DMI_INFO *agesa_dmi, int *handle, unsigned long *current) { struct smbios_type17 *t = smbios_carve_table(*current, SMBIOS_MEMORY_DEVICE, sizeof(*t), *handle + 1); t->phys_memory_array_handle = *handle; t->memory_error_information_handle = 0xfffe; t->total_width = agesa_dmi->T17[0][0][0].TotalWidth; t->data_width = agesa_dmi->T17[0][0][0].DataWidth; t->size = agesa_dmi->T17[0][0][0].MemorySize; t->form_factor = agesa_dmi->T17[0][0][0].FormFactor; t->device_set = agesa_dmi->T17[0][0][0].DeviceSet; t->device_locator = smbios_add_string(t->eos, agesa_dmi->T17[0][0][0].DeviceLocator); t->bank_locator = smbios_add_string(t->eos, agesa_dmi->T17[0][0][0].BankLocator); t->memory_type = agesa_dmi->T17[0][0][0].MemoryType; t->type_detail = *(u16 *)&agesa_dmi->T17[0][0][0].TypeDetail; t->speed = agesa_dmi->T17[0][0][0].Speed; t->manufacturer = agesa_dmi->T17[0][0][0].ManufacturerIdCode; t->serial_number = smbios_add_string(t->eos, agesa_dmi->T17[0][0][0].SerialNumber); t->part_number = smbios_add_string(t->eos, agesa_dmi->T17[0][0][0].PartNumber); t->attributes = agesa_dmi->T17[0][0][0].Attributes; t->extended_size = agesa_dmi->T17[0][0][0].ExtSize; t->clock_speed = agesa_dmi->T17[0][0][0].ConfigSpeed; t->minimum_voltage = 1500; /* From SPD: 1.5V */ t->maximum_voltage = 1500; const int len = smbios_full_table_len(&t->header, t->eos); *current += len; return len; } static int mainboard_smbios_data(struct device *dev, int *handle, unsigned long *current) { DMI_INFO *agesa_dmi; int len = 0; agesa_dmi = agesawrapper_getlateinitptr(PICK_DMI); if (!agesa_dmi) return len; len += mainboard_smbios_type16(agesa_dmi, handle, current); len += mainboard_smbios_type17(agesa_dmi, handle, current); *handle += 2; return len; } #endif static void mainboard_enable(struct device *dev) { /* Maintain this text unchanged for manufacture process. */ printk(BIOS_INFO, "Mainboard %s Enable.\n", mainboard_part_number); config_gpio_mux(); // // Enable the RTC output // pm_write16(PM_RTC_CONTROL, pm_read16(PM_RTC_CONTROL) | (1 << 11)); // // Enable power on from WAKE# // pm_write16(PM_S_STATE_CONTROL, pm_read16(PM_S_STATE_CONTROL) | (1 << 14)); /* Initialize the PIRQ data structures for consumption */ pirq_setup(); #if CONFIG(GENERATE_SMBIOS_TABLES) dev->ops->get_smbios_data = mainboard_smbios_data; #endif } static void mainboard_final(void *chip_info) { // // Turn off LED 2 and LED 3 // gpio_set(GPIO_58, 1); gpio_set(GPIO_59, 1); } /* * We will stuff a modified version of the first NICs (BDF 1:0.0) MAC address * into the smbios serial number location. */ const char *smbios_mainboard_serial_number(void) { static char serial[10]; struct device *dev; uintptr_t bar10; u32 mac_addr = 0; int i; /* Already initialized. */ if (serial[0] != 0) return serial; dev = pcidev_on_root(2, 2); if (dev) dev = pcidev_path_behind(dev->link_list, PCI_DEVFN(0, 0)); if (!dev) return serial; /* Read in the last 3 bytes of NIC's MAC address. */ bar10 = pci_read_config32(dev, PCI_BASE_ADDRESS_0); bar10 &= 0xFFFE0000; bar10 += 0x5400; for (i = 3; i < 6; i++) { mac_addr <<= 8; mac_addr |= read8((u8 *)bar10 + i); } mac_addr &= 0x00FFFFFF; mac_addr /= 4; mac_addr -= 64; snprintf(serial, sizeof(serial), "%d", mac_addr); return serial; } /* * We will stuff the memory size into the smbios sku location. */ const char *smbios_system_sku(void) { static char sku[5]; if (sku[0] != 0) return sku; if (!get_spd_offset()) snprintf(sku, sizeof(sku), "2 GB"); else snprintf(sku, sizeof(sku), "4 GB"); return sku; } struct chip_operations mainboard_ops = { .enable_dev = mainboard_enable, .final = mainboard_final, };