diff options
author | Martin Roth <gaumless@gmail.com> | 2014-05-21 14:23:12 -0600 |
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committer | Martin Roth <gaumless@gmail.com> | 2014-07-30 19:01:20 +0200 |
commit | 90957f885294527ff9342f56d2e07c5a23fb1ce2 (patch) | |
tree | d968870ab97604d3582267fabf546af915a21455 /src/mainboard/intel/mohonpeak/romstage.c | |
parent | 829c41da6cd9d8e9c9244c8c9ea2b181ea5ab930 (diff) | |
download | coreboot-90957f885294527ff9342f56d2e07c5a23fb1ce2.tar.xz |
mainboard/intel: Add Mohon Peak CRB for Intel's atom c2000
Add the Mohon Peak CRB.
Updates to come.
Change-Id: I0a8496d502bab905c6f35eff9fcd7eda266831ed
Signed-off-by: Martin Roth <gaumless@gmail.com>
Reviewed-on: http://review.coreboot.org/6371
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Diffstat (limited to 'src/mainboard/intel/mohonpeak/romstage.c')
-rw-r--r-- | src/mainboard/intel/mohonpeak/romstage.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/src/mainboard/intel/mohonpeak/romstage.c b/src/mainboard/intel/mohonpeak/romstage.c new file mode 100644 index 0000000000..73e54671c0 --- /dev/null +++ b/src/mainboard/intel/mohonpeak/romstage.c @@ -0,0 +1,95 @@ +/* + * 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) 2013-2014 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 + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#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 <drivers/intel/fsp/fsp_util.h> +#include <northbridge/intel/fsp_rangeley/northbridge.h> +#include <southbridge/intel/fsp_rangeley/soc.h> +#include <southbridge/intel/fsp_rangeley/gpio.h> +#include <southbridge/intel/fsp_rangeley/romstage.h> +#include <arch/cpu.h> +#include <cpu/x86/msr.h> +#include "gpio.h" + +static void interrupt_routing_config(void) +{ + u32 ilb_base = pci_read_config32(SOC_LPC_DEV, IBASE) & ~0xf; + + /* + * Initialize Interrupt Routings for each device in ilb_base_address. + * IR01 map to PCIe device 0x01 ... IR31 to device 0x1F. + * PIRQ_A maps to IRQ 16 ... PIRQ_H maps tp IRQ 23. + * This should match devicetree and the ACPI IRQ routing/ + */ + write32(ilb_base + ILB_ACTL, 0x0000); /* ACTL bit 2:0 SCIS IRQ9 */ + write16(ilb_base + ILB_IR01, 0x3210); /* IR01h IR(ABCD) - PIRQ(ABCD) */ + write16(ilb_base + ILB_IR02, 0x3210); /* IR02h IR(ABCD) - PIRQ(ABCD) */ + write16(ilb_base + ILB_IR03, 0x7654); /* IR03h IR(ABCD) - PIRQ(EFGH) */ + write16(ilb_base + ILB_IR04, 0x7654); /* IR04h IR(ABCD) - PIRQ(EFGH) */ + write16(ilb_base + ILB_IR20, 0x7654); /* IR14h IR(ABCD) - PIRQ(EFGH) */ + write16(ilb_base + ILB_IR22, 0x0007); /* IR16h IR(A) - PIRQ(H) */ + write16(ilb_base + ILB_IR23, 0x0003); /* IR17h IR(A) - PIRQ(D) */ + write16(ilb_base + ILB_IR24, 0x0003); /* IR18h IR(A) - PIRQ(D) */ + write16(ilb_base + ILB_IR31, 0x0020); /* IR1Fh IR(B) - PIRQ(C) */ +} + +/** + * /brief mainboard call for setup that needs to be done before fsp init + * + */ +void early_mainboard_romstage_entry(void) +{ + setup_soc_gpios(&gpio_map); +} + +/** + * /brief mainboard call for setup that needs to be done after fsp init + * + */ +void late_mainboard_romstage_entry(void) +{ + interrupt_routing_config(); +} + +/** + * Get function disables - most of these will be done automatically + * @param fd_mask + */ +void get_func_disables(uint32_t *mask) +{ + +} + +void romstage_fsp_rt_buffer_callback(FSP_INIT_RT_BUFFER *FspRtBuffer) +{ + /* No overrides needed */ + return; +} |