diff options
author | Alexandru Gagniuc <mr.nuke.me@gmail.com> | 2015-10-03 13:20:26 -0700 |
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committer | Alexandru Gagniuc <mr.nuke.me@gmail.com> | 2015-10-03 22:23:24 +0000 |
commit | fb50124d22014742b6990a95df87a7a828e891b6 (patch) | |
tree | 2de7958eedfd8b2ce34f148af251ad6ce13930e4 /src/mainboard/intel/cougar_canyon2/romstage.c | |
parent | ecf2eb463faff04ab6061eb5dfd8da26c5026a97 (diff) |
Remove sandybridge and ivybridge FSP code path
We already have two other code paths for this silicon. Maintaining the
FSP path as well doesn't make much sense. There was only one board to
use this code, and it's a reference board that I doubt anyone still
owns or uses.
Change-Id: I4fcfa6c56448416624fd26418df19b354eb72f39
Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Reviewed-on: http://review.coreboot.org/11789
Tested-by: build bot (Jenkins)
Reviewed-by: Philipp Deppenwiese <zaolin@das-labor.org>
Diffstat (limited to 'src/mainboard/intel/cougar_canyon2/romstage.c')
-rw-r--r-- | src/mainboard/intel/cougar_canyon2/romstage.c | 323 |
1 files changed, 0 insertions, 323 deletions
diff --git a/src/mainboard/intel/cougar_canyon2/romstage.c b/src/mainboard/intel/cougar_canyon2/romstage.c deleted file mode 100644 index 45da7d1fdf..0000000000 --- a/src/mainboard/intel/cougar_canyon2/romstage.c +++ /dev/null @@ -1,323 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2007-2010 coresystems GmbH - * Copyright (C) 2011 The ChromiumOS Authors. All rights reserved. - * Copyright (C) 2013 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 - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - - -#include <stdint.h> -#include <string.h> -#include <lib.h> -#include <timestamp.h> -#include <arch/io.h> -#include <device/pci_def.h> -#include <device/pnp_def.h> -#include <cpu/x86/lapic.h> -#include <pc80/mc146818rtc.h> -#include <cbmem.h> -#include <console/console.h> -#include <halt.h> -#include <reset.h> -#include <superio/smsc/sio1007/chip.h> -#include <fsp_util.h> -#include <northbridge/intel/fsp_sandybridge/northbridge.h> -#include <northbridge/intel/fsp_sandybridge/raminit.h> -#include <southbridge/intel/fsp_bd82x6x/pch.h> -#include <southbridge/intel/fsp_bd82x6x/gpio.h> -#include <southbridge/intel/fsp_bd82x6x/me.h> -#include <arch/cpu.h> -#include <cpu/x86/msr.h> -#include "gpio.h" -#include <arch/stages.h> - -#define SIO_PORT 0x164e - -static inline void reset_system(void) -{ - hard_reset(); - halt(); -} - -static void pch_enable_lpc(void) -{ - device_t dev = PCH_LPC_DEV; - - /* Set COM1/COM2 decode range */ - pci_write_config16(dev, LPC_IO_DEC, 0x0010); - - /* Enable SuperIO + PS/2 Keyboard/Mouse */ - u16 lpc_config = CNF1_LPC_EN | CNF2_LPC_EN | KBC_LPC_EN; - pci_write_config16(dev, LPC_EN, lpc_config); - - /* Map 256 bytes at 0x1600 to the LPC bus. */ - pci_write_config32(dev, LPC_GEN1_DEC, 0xfc1601); - - /* Map a range for the runtime registers to the LPC bus. */ - pci_write_config32(dev, LPC_GEN2_DEC, 0xc0181); - - if (sio1007_enable_uart_at(SIO_PORT)) { - pci_write_config16(dev, LPC_EN, - lpc_config | COMA_LPC_EN); - } -} - -static void setup_sio_gpios(void) -{ - const u16 port = SIO_PORT; - const u16 runtime_port = 0x180; - - /* Turn on configuration mode. */ - outb(0x55, port); - - /* Set the GPIO direction, polarity, and type. */ - sio1007_setreg(port, 0x31, 1 << 0, 1 << 0); - sio1007_setreg(port, 0x32, 0 << 0, 1 << 0); - sio1007_setreg(port, 0x33, 0 << 0, 1 << 0); - - /* Set the base address for the runtime register block. */ - sio1007_setreg(port, 0x30, runtime_port >> 4, 0xff); - sio1007_setreg(port, 0x21, runtime_port >> 12, 0xff); - - /* Turn on address decoding for it. */ - sio1007_setreg(port, 0x3a, 1 << 1, 1 << 1); - - /* - * Enable the RS232 transiver. - * Set the value of GPIO 10 by changing GP1, bit 0. - */ - u8 byte; - byte = inb(runtime_port + 0xc); - byte |= (1 << 0); - outb(byte, runtime_port + 0xc); - - /* Turn off address decoding for it. */ - sio1007_setreg(port, 0x3a, 0 << 1, 1 << 1); - - /* Turn off configuration mode. */ - outb(0xaa, port); -} - -static void rcba_config(void) -{ - u32 reg32; - - /* - * GFX INTA -> PIRQA (MSI) - * D31IP_SIP SATA INTB -> PIRQD - * D31IP_SMIP SMBUS INTC -> PIRQC - * D31IP_SIP SATA2 INTB -> PIRQD - * D31IP_TTIP THRT INTC -> PIRQC - * D29IP_E1P EHCI1 INTA -> PIRQD - * D28IP_P1IP INTA -> PIRQD - * D28IP_P2IP INTB -> PIRQC - * D28IP_P3IP INTC -> PIRQB - * D28IP_P4IP INTD -> PIRQA - * D28IP_P5IP INTA -> PIRQD - * D28IP_P6IP INTB -> PIRQC - * D28IP_P7IP INTC -> PIRQB - * D28IP_P8IP INTD -> PIRQA - * D27IP_ZIP HDA INTA -> PIRQD - * D26IP_E2P EHCI2 INTA -> PIRQD - * D20IP_XHCI XHCI INTA -> PIRQD (MSI) - */ - - /* Device interrupt pin register (board specific) */ - RCBA32(D31IP) = (INTC << D31IP_TTIP) | (INTB << D31IP_SIP2) | - (INTC << D31IP_SMIP) | (INTB << D31IP_SIP); - RCBA32(D29IP) = (INTA << D29IP_E1P); - RCBA32(D28IP) = (INTD << D28IP_P8IP) | (INTC << D28IP_P7IP) | - (INTB << D28IP_P6IP) | (INTA << D28IP_P5IP) | - (INTD << D28IP_P4IP) | (INTC << D28IP_P3IP) | - (INTB << D28IP_P2IP) | (INTA << D28IP_P1IP); - RCBA32(D27IP) = (INTA << D27IP_ZIP); - RCBA32(D26IP) = (INTA << D26IP_E2P); - RCBA32(D25IP) = (INTA << D25IP_LIP); - RCBA32(D22IP) = (INTB << D22IP_KTIP) | (INTC << D22IP_IDERIP) | - (INTB << D22IP_MEI2IP) | (INTA << D22IP_MEI1IP); - RCBA32(D20IP) = (INTA << D20IP_XHCIIP); - - /* Device interrupt route registers */ - DIR_ROUTE(D31IR, PIRQA, PIRQD, PIRQC, PIRQA); - DIR_ROUTE(D29IR, PIRQH, PIRQD, PIRQA, PIRQC); - DIR_ROUTE(D28IR, PIRQA, PIRQB, PIRQC, PIRQD); - DIR_ROUTE(D27IR, PIRQG, PIRQB, PIRQC, PIRQD); - DIR_ROUTE(D26IR, PIRQF, PIRQA, PIRQC, PIRQD); - DIR_ROUTE(D25IR, PIRQE, PIRQF, PIRQG, PIRQH); - DIR_ROUTE(D22IR, PIRQA, PIRQD, PIRQC, PIRQB); - DIR_ROUTE(D20IR, PIRQD, PIRQE, PIRQF, PIRQG); - - /* Enable IOAPIC (generic) */ - RCBA16(OIC) = 0x0100; - /* PCH BWG says to read back the IOAPIC enable register */ - (void) RCBA16(OIC); - - /* Disable unused devices (board specific) */ - reg32 = RCBA32(FD); - reg32 |= PCH_DISABLE_ALWAYS; - RCBA32(FD) = reg32; -} - -void main(FSP_INFO_HEADER *fsp_info_header) -{ -#if IS_ENABLED(CONFIG_HAVE_ACPI_RESUME) - int boot_mode = 0; -#endif - u32 pm1_cnt; - u16 pm1_sts; - - post_code(0x40); - - timestamp_init(get_initial_timestamp()); - timestamp_add_now(TS_START_ROMSTAGE); - - pch_enable_lpc(); - - /* Enable GPIOs */ - pci_write_config32(PCH_LPC_DEV, GPIO_BASE, DEFAULT_GPIOBASE|1); - pci_write_config8(PCH_LPC_DEV, GPIO_CNTL, 0x10); - setup_pch_gpios(&gpio_map); - setup_sio_gpios(); - - console_init(); - post_code(0x41); - - post_code(0x42); - sandybridge_sb_early_initialization(); - - post_code(0x43); - sandybridge_early_initialization(SANDYBRIDGE_MOBILE); - printk(BIOS_DEBUG, "Back from sandybridge_early_initialization()\n"); - - post_code(0x44); - /* Wait for ME to be ready */ - intel_early_me_status(); - intel_early_me_init(); - intel_early_me_uma_size(); - - post_code(0x45); - /* Check PM1_STS[15] to see if we are waking from Sx */ - pm1_sts = inw(DEFAULT_PMBASE + PM1_STS); - - /* Read PM1_CNT[12:10] to determine which Sx state */ - pm1_cnt = inl(DEFAULT_PMBASE + PM1_CNT); - post_code(0x46); - if ((pm1_sts & WAK_STS) && ((pm1_cnt >> 10) & 7) == 5) { -#if CONFIG_HAVE_ACPI_RESUME - printk(BIOS_DEBUG, "Resume from S3 detected.\n"); - boot_mode = 2; - /* Clear SLP_TYPE. This will break stage2 but - * we care for that when we get there. - */ - outl(pm1_cnt & ~(7 << 10), DEFAULT_PMBASE + PM1_CNT); -#else - printk(BIOS_DEBUG, "Resume from S3 detected, but disabled.\n"); -#endif - } - - post_code(0x48); - - timestamp_add_now(TS_BEFORE_INITRAM); - - /* - * Call early init to initialize memory and chipset. This function returns - * to the romstage_main_continue function with a pointer to the HOB - * structure. - */ - printk(BIOS_DEBUG, "Starting the Intel FSP (early_init)\n"); - fsp_early_init(fsp_info_header); - die("Uh Oh! fsp_early_init should not return here.\n"); -} - -/******************************************************************************* - * The FSP early_init function returns to this function. - * Memory is setup and the stack is set by the FSP. - ******************************************************************************/ -void romstage_main_continue(EFI_STATUS status, VOID *HobListPtr) { - int cbmem_was_initted; - u32 reg32; - void *cbmem_hob_ptr; - - timestamp_add_now(TS_AFTER_INITRAM); - - /* - * HD AUDIO is not used on this system, so we're using some registers - * in there as temporary registers to save TSC values. This is complete - * now, so disable the audio block. - */ - reg32 = RCBA32(FD); - reg32 |= PCH_DISABLE_HD_AUDIO; - RCBA32(FD) = reg32; - - post_code(0x49); - -#if CONFIG_USBDEBUG - /* FSP reconfigures USB, so reinit it to have debug */ - early_usbdebug_init(); -#endif - - /* For reference print FSP version */ - u32 version = MCHBAR32(0x5034); - printk(BIOS_DEBUG, "FSP Version %d.%d.%d Build %d\n", - version >> 24 , (version >> 16) & 0xff, - (version >> 8) & 0xff, version & 0xff); - printk(BIOS_DEBUG, "FSP Status: 0x%0x\n", (u32)status); - - intel_early_me_init_done(ME_INIT_STATUS_SUCCESS); - - printk(BIOS_SPEW, "FD & FD2 Settings:\n"); - display_fd_settings(); - - report_memory_config(); - - post_code(0x4b); - - early_pch_init(); - post_code(0x4c); - - rcba_config(); - post_code(0x4d); - - quick_ram_check(); - post_code(0x4e); - - cbmem_was_initted = !cbmem_recovery(0); - - if(cbmem_was_initted) { - reset_system(); - } - - /* Save the HOB pointer in CBMEM to be used in ramstage. */ - cbmem_hob_ptr = cbmem_add (CBMEM_ID_HOB_POINTER, sizeof(*HobListPtr)); - *(u32*)cbmem_hob_ptr = (u32)HobListPtr; - post_code(0x4f); - - /* Load the ramstage. */ - copy_and_run(); - while (1); -} - -void romstage_fsp_rt_buffer_callback(FSP_INIT_RT_BUFFER *FspRtBuffer) -{ - /* No overrides needed */ - return; -} - -uint64_t get_initial_timestamp(void) -{ - return (uint64_t) pci_read_config32(PCI_DEV(0, 0x1f, 2), 0xd0) << 4; -} |