diff options
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/amd/persimmon/mainboard.c | 104 |
1 files changed, 102 insertions, 2 deletions
diff --git a/src/mainboard/amd/persimmon/mainboard.c b/src/mainboard/amd/persimmon/mainboard.c index b17bc6a0be..746b6c2772 100644 --- a/src/mainboard/amd/persimmon/mainboard.c +++ b/src/mainboard/amd/persimmon/mainboard.c @@ -2,6 +2,7 @@ * This file is part of the coreboot project. * * Copyright (C) 2011 Advanced Micro Devices, Inc. + * Copyright (C) 2014 Sage Electronic Engineering, LLC. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -23,16 +24,112 @@ #include <arch/io.h> #include <cpu/x86/msr.h> #include <device/pci_def.h> -#include <southbridge/amd/sb800/sb800.h> +#include <southbridge/amd/cimx/cimx_util.h> #include <arch/acpi.h> #include "BiosCallOuts.h" #include <cpu/amd/agesa/s3_resume.h> #include <cpu/amd/mtrr.h> #include "SBPLATFORM.h" +#include <southbridge/amd/cimx/sb800/pci_devs.h> +#include <northbridge/amd/agesa/family14/pci_devs.h> void set_pcie_reset(void); void set_pcie_dereset(void); +/*********************************************************** + * 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. + * + * The Persimmon PCI INTA/B/C/D pins are connected to + * FCH pins INTE/F/G/H on the schematic so these need + * to be routed as well. + */ +static const u8 mainboard_picr_data[FCH_INT_TABLE_SIZE] = { + /* INTA# - INTH# */ + [0x00] = 0x0A,0x0B,0x0A,0x0B,0x0A,0x0B,0x0A,0x0B, + /* Misc-nil,0,1,2, INT from Serial irq */ + [0x08] = 0x00,0xF0,0x00,0x00,0x1F,0x1F,0x1F,0x1F, + /* SCI, SMBUS0, ASF, HDA, FC, GEC, PerfMon */ + [0x10] = 0x1F,0x1F,0x1F,0x0A,0x1F,0x1F,0x1F, + /* IMC INT0 - 5 */ + [0x20] = 0x1F,0x1F,0x1F,0x1F,0x1F,0x1F, + /* USB Devs 18/19/20/22 INTA-C */ + [0x30] = 0x0A,0x0B,0x0A,0x0B,0x0A,0x0B,0x0A, + /* IDE, SATA */ + [0x40] = 0x0B,0x0B, + /* GPPInt0 - 3 */ + [0x50] = 0x0A,0x0B,0x0A,0x0B +}; + +static const u8 mainboard_intr_data[FCH_INT_TABLE_SIZE] = { + /* INTA# - INTH# */ + [0x00] = 0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17, + /* Misc-nil,0,1,2, INT from Serial irq */ + [0x08] = 0x00,0x00,0x00,0x00,0x1F,0x1F,0x1F,0x1F, + /* SCI, SMBUS0, ASF, HDA, FC, GEC, PerMon */ + [0x10] = 0x09,0x1F,0x1F,0x10,0x1F,0x12,0x1F, + /* IMC INT0 - 5 */ + [0x20] = 0x1F,0x1F,0x1F,0x1F,0x1F,0x1F, + /* USB Devs 18/19/22/20 INTA-C */ + [0x30] = 0x12,0x11,0x12,0x11,0x12,0x11,0x12, + /* IDE, SATA */ + [0x40] = 0x11,0x13, + /* GPPInt0 - 3 */ + [0x50] = 0x10,0x11,0x12,0x13 +}; + +/* + * 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. + */ +/* + * Persimmon has PCI slot INTA/B/C/D connected to PIRQE/F/G/H + * but because PCI INT_PIN swizzling isnt implemented to match + * the IDSEL (dev 3) of the slot, the table is adjusted for the + * swizzle and INTA is connected to PIRQH so PINA/B/C/D on + * off-chip devices should get mapped to PIRQH/E/F/G. + */ +static const struct pirq_struct mainboard_pirq_data[] = { + /* {PCI_devfn, {PIN A, PIN B, PIN C, PIN D}}, */ + {GFX_DEVFN, {PIRQ_A, PIRQ_B, PIRQ_NC, PIRQ_NC}}, /* VGA: 01.0 */ + {NB_PCIE_PORT1_DEVFN, {PIRQ_A, PIRQ_B, PIRQ_C, PIRQ_D}}, /* NIC: 04.0 */ + {NB_PCIE_PORT3_DEVFN, {PIRQ_A, PIRQ_B, PIRQ_C, PIRQ_D}}, /* PCIe bdg:06.0 */ + {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 */ + {IDE_DEVFN, {PIRQ_NC, PIRQ_IDE, PIRQ_NC, PIRQ_NC}}, /* IDE: 14.1 */ + {HDA_DEVFN, {PIRQ_HDA, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* HDA: 14.2 */ + {SB_PCI_PORT_DEVFN, {PIRQ_H, PIRQ_E, PIRQ_F, PIRQ_G}}, /* PCI bdg: 14.4 */ + {OHCI4_DEVFN, {PIRQ_NC, PIRQ_NC, PIRQ_OHCI4, PIRQ_NC}}, /* OHCI4: 14.5 */ + {OHCI3_DEVFN, {PIRQ_OHCI3, PIRQ_NC, PIRQ_NC, PIRQ_NC}}, /* OHCI3: 16.0 */ + {EHCI3_DEVFN, {PIRQ_NC, PIRQ_EHCI3, PIRQ_NC, PIRQ_NC}}, /* EHCI3: 16.2 */ +}; + +/* PIRQ Setup */ +static void pirq_setup(void) +{ + pirq_data_ptr = mainboard_pirq_data; + pirq_data_size = sizeof(mainboard_pirq_data) / sizeof(struct pirq_struct); + intr_data_ptr = mainboard_intr_data; + picr_data_ptr = mainboard_picr_data; +} + /** * TODO * SB CIMx callback @@ -59,7 +156,7 @@ static void mainboard_enable(device_t dev) /* * The mainboard is the first place that we get control in ramstage. Check - * for S3 resume and call the approriate AGESA/CIMx resume functions. + * for S3 resume and call the appropriate AGESA/CIMx resume functions. */ #if CONFIG_HAVE_ACPI_RESUME acpi_slp_type = acpi_get_sleep_type(); @@ -82,6 +179,9 @@ static void mainboard_enable(device_t dev) */ pm_iowrite(0x29, 0x80); pm_iowrite(0x28, 0x61); + + /* Initialize the PIRQ data structures for consumption */ + pirq_setup(); } struct chip_operations mainboard_ops = { |