Add a target for running u-boot as a coreboot payload in boards.cfg, a board, CPU and a config. This is a skeleton implementation which always reports the size of memory as 64 MB. Signed-off-by: Gabe Black <gabeblack@chromium.org>master
parent
7b725f8485
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@ -0,0 +1,55 @@ |
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#
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# Copyright (c) 2011 The Chromium OS Authors.
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#
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# (C) Copyright 2008
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# Graeme Russ, graeme.russ@gmail.com.
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#
|
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# (C) Copyright 2006
|
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
|
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# (C) Copyright 2002
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# Daniel Engström, Omicron Ceti AB, daniel@omicron.se.
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
|
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# modify it under the terms of the GNU General Public License as
|
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# published by the Free Software Foundation; either version 2 of
|
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
|
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
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# GNU General Public License for more details.
|
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#
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# You should have received a copy of the GNU General Public License
|
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# along with this program; if not, write to the Free Software
|
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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include $(TOPDIR)/config.mk |
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LIB := $(obj)lib$(SOC).o
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COBJS-$(CONFIG_SYS_COREBOOT) += sdram.o
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SOBJS-$(CONFIG_SYS_COREBOOT) += coreboot_car.o
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SRCS := $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
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OBJS := $(addprefix $(obj),$(SOBJS-y) $(COBJS-y))
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all: $(obj).depend $(LIB) |
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$(LIB): $(OBJS) |
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$(call cmd_link_o_target, $(OBJS))
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#########################################################################
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# defines $(obj).depend target
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include $(SRCTREE)/rules.mk |
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sinclude $(obj).depend |
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#########################################################################
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@ -0,0 +1,25 @@ |
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/*
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* Adapted from Linux v2.6.36 kernel: arch/powerpc/kernel/asm-offsets.c |
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* |
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* This program is used to generate definitions needed by |
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* assembly language modules. |
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* |
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* We use the technique used in the OSF Mach kernel code: |
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* generate asm statements containing #defines, |
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* compile this file to assembler, and then extract the |
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* #defines from the assembly-language output. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version |
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* 2 of the License, or (at your option) any later version. |
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*/ |
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#include <common.h> |
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#include <linux/kbuild.h> |
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int main(void) |
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{ |
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DEFINE(GENERATED_GD_RELOC_OFF, offsetof(gd_t, reloc_off)); |
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return 0; |
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} |
@ -0,0 +1,29 @@ |
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/* |
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* Copyright (c) 2011 The Chromium OS Authors. |
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* (C) Copyright 2010-2011 |
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* Graeme Russ, <graeme.russ@gmail.com>
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* This program is free software; you can redistribute it and/or
|
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of
|
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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.section .text |
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.globl car_init
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car_init: |
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jmp car_init_ret |
@ -0,0 +1,39 @@ |
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/*
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* Copyright (c) 2011 The Chromium OS Authors. |
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* (C) Copyright 2010,2011 |
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* Graeme Russ, <graeme.russ@gmail.com> |
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but without any warranty; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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#include <common.h> |
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#include <asm/u-boot-x86.h> |
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DECLARE_GLOBAL_DATA_PTR; |
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int dram_init_f(void) |
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{ |
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gd->ram_size = 64*1024*1024; |
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return 0; |
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} |
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int dram_init(void) |
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{ |
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return 0; |
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} |
@ -0,0 +1,53 @@ |
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#
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# Copyright (c) 2011 The Chromium OS Authors.
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# (C) Copyright 2008
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# Graeme Russ, graeme.russ@gmail.com.
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#
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# (C) Copyright 2006
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
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# (C) Copyright 2002
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# Daniel Engström, Omicron Ceti AB, daniel@omicron.se.
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
|
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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include $(TOPDIR)/config.mk |
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LIB = $(obj)lib$(BOARD).o
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COBJS-y += coreboot.o
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COBJS-$(CONFIG_PCI) += coreboot_pci.o
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SOBJS-y += coreboot_start16.o
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SOBJS-y += coreboot_start.o
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SRCS := $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
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OBJS := $(addprefix $(obj),$(SOBJS-y) $(COBJS-y))
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$(LIB): $(obj).depend $(OBJS) $(SOBJS) |
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$(call cmd_link_o_target, $(OBJS) $(SOBJS))
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#########################################################################
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# defines $(obj).depend target
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include $(SRCTREE)/rules.mk |
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sinclude $(obj).depend |
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#########################################################################
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@ -0,0 +1,77 @@ |
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/*
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* Copyright (c) 2011 The Chromium OS Authors. |
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* (C) Copyright 2008 |
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* Graeme Russ, graeme.russ@gmail.com. |
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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#include <common.h> |
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#include <asm/u-boot-x86.h> |
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#include <flash.h> |
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#include <netdev.h> |
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DECLARE_GLOBAL_DATA_PTR; |
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unsigned long monitor_flash_len = CONFIG_SYS_MONITOR_LEN; |
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/*
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* Miscellaneous platform dependent initializations |
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*/ |
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int board_early_init_f(void) |
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{ |
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return 0; |
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} |
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int board_early_init_r(void) |
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{ |
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/* CPU Speed to 100MHz */ |
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gd->cpu_clk = 100000000; |
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/* Crystal is 33.000MHz */ |
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gd->bus_clk = 33000000; |
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return 0; |
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} |
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void show_boot_progress(int val) |
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{ |
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} |
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int last_stage_init(void) |
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{ |
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return 0; |
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} |
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#ifndef CONFIG_SYS_NO_FLASH |
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ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info) |
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{ |
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return 0; |
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} |
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#endif |
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int board_eth_init(bd_t *bis) |
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{ |
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return pci_eth_init(bis); |
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} |
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void setup_pcat_compatibility() |
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{ |
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} |
@ -0,0 +1,30 @@ |
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/*
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* Copyright (c) 2011 The Chromium OS Authors. |
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* (C) Copyright 2008,2009 |
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* Graeme Russ, <graeme.russ@gmail.com> |
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* |
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* (C) Copyright 2002 |
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* Daniel Engström, Omicron Ceti AB, <daniel@omicron.se> |
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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void pci_init_board(void) |
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{ |
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} |
@ -0,0 +1,29 @@ |
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/* |
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* Copyright (c) 2011 The Chromium OS Authors. |
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* (C) Copyright 2008 |
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* Graeme Russ, graeme.russ@gmail.com.
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* This program is free software; you can redistribute it and/or
|
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of
|
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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/* board early intialization */ |
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.globl early_board_init
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early_board_init: |
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/* No 32-bit board specific initialisation */ |
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jmp early_board_init_ret |
@ -0,0 +1,46 @@ |
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/* |
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* Copyright (c) 2011 The Chromium OS Authors. |
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* (C) Copyright 2008 |
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* Graeme Russ, graeme.russ@gmail.com.
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* This program is free software; you can redistribute it and/or
|
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of
|
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software
|
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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/* |
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* 16bit initialization code. |
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* This code have to map the area of the boot flash |
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* that is used by U-boot to its final destination. |
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*/ |
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.text |
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.section .start16, "ax" |
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.code16 |
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.globl board_init16
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board_init16: |
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jmp board_init16_ret |
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.section .bios, "ax" |
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.code16 |
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.globl realmode_reset
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.hidden realmode_reset
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.type realmode_reset, @function
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realmode_reset: |
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1: hlt |
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jmp 1 |
@ -0,0 +1,225 @@ |
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/*
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* Copyright (c) 2011 The Chromium OS Authors. |
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* (C) Copyright 2008 |
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* Graeme Russ, graeme.russ@gmail.com. |
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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#include <asm/ibmpc.h> |
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/*
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* board/config.h - configuration options, board specific |
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*/ |
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#ifndef __CONFIG_H |
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#define __CONFIG_H |
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/*
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* High Level Configuration Options |
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* (easy to change) |
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*/ |
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#define CONFIG_SYS_COREBOOT |
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#undef CONFIG_SHOW_BOOT_PROGRESS |
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#define CONFIG_LAST_STAGE_INIT |
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/*-----------------------------------------------------------------------
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* Watchdog Configuration |
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*/ |
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#undef CONFIG_WATCHDOG |
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#undef CONFIG_HW_WATCHDOG |
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|
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/*-----------------------------------------------------------------------
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* Real Time Clock Configuration |
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*/ |
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#define CONFIG_RTC_MC146818 |
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#define CONFIG_SYS_ISA_IO_BASE_ADDRESS 0 |
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|
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/*-----------------------------------------------------------------------
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* Serial Configuration |
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*/ |
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#define CONFIG_SERIAL_MULTI |
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#define CONFIG_CONS_INDEX 1 |
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#define CONFIG_SYS_NS16550 |
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#define CONFIG_SYS_NS16550_SERIAL |
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#define CONFIG_SYS_NS16550_REG_SIZE 1 |
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#define CONFIG_SYS_NS16550_CLK 1843200 |
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#define CONFIG_BAUDRATE 9600 |
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#define CONFIG_SYS_BAUDRATE_TABLE {300, 600, 1200, 2400, 4800, \ |
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9600, 19200, 38400, 115200} |
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#define CONFIG_SYS_NS16550_COM1 UART0_BASE |
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#define CONFIG_SYS_NS16550_COM2 UART1_BASE |
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#define CONFIG_SYS_NS16550_PORT_MAPPED |
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/* max. 1 IDE bus */ |
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#define CONFIG_SYS_IDE_MAXBUS 1 |
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/* max. 1 drive per IDE bus */ |
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#define CONFIG_SYS_IDE_MAXDEVICE (CONFIG_SYS_IDE_MAXBUS * 1) |
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#define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_ISA_IO_BASE_ADDRESS |
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#define CONFIG_SYS_ATA_IDE0_OFFSET 0x01f0 |
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#define CONFIG_SYS_ATA_IDE1_OFFSET 0x0170 |
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#define CONFIG_SYS_ATA_DATA_OFFSET 0 |
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#define CONFIG_SYS_ATA_REG_OFFSET 0 |
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#define CONFIG_SYS_ATA_ALT_OFFSET 0x200 |
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#define CONFIG_SUPPORT_VFAT |
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/************************************************************
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* ATAPI support (experimental) |
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************************************************************/ |
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#define CONFIG_ATAPI |
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|
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/************************************************************
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* DISK Partition support |
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************************************************************/ |
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#define CONFIG_DOS_PARTITION |
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#define CONFIG_MAC_PARTITION |
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#define CONFIG_ISO_PARTITION /* Experimental */ |
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|
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/*-----------------------------------------------------------------------
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* Video Configuration |
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*/ |
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#undef CONFIG_VIDEO |
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#undef CONFIG_CFB_CONSOLE |
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|
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/*-----------------------------------------------------------------------
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* Command line configuration. |
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*/ |
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#include <config_cmd_default.h> |
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|
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#define CONFIG_CMD_BDI |
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#define CONFIG_CMD_BOOTD |
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#define CONFIG_CMD_CONSOLE |
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#define CONFIG_CMD_DATE |
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#define CONFIG_CMD_ECHO |
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#undef CONFIG_CMD_FLASH |
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#define CONFIG_CMD_FPGA |
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#define CONFIG_CMD_IMI |
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#undef CONFIG_CMD_IMLS |
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#define CONFIG_CMD_IRQ |
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#define CONFIG_CMD_ITEST |
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#define CONFIG_CMD_LOADB |
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#define CONFIG_CMD_LOADS |
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#define CONFIG_CMD_MEMORY |
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#define CONFIG_CMD_MISC |
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#define CONFIG_CMD_NET |
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#undef CONFIG_CMD_NFS |
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#define CONFIG_CMD_PCI |
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#define CONFIG_CMD_PING |
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#define CONFIG_CMD_RUN |
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#define CONFIG_CMD_SAVEENV |
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#define CONFIG_CMD_SETGETDCR |
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#define CONFIG_CMD_SOURCE |
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#define CONFIG_CMD_XIMG |
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#define CONFIG_CMD_IDE |
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#define CONFIG_CMD_FAT |
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#define CONFIG_CMD_EXT2 |
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|
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#define CONFIG_BOOTDELAY 2 |
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#define CONFIG_BOOTARGS "root=/dev/mtdblock0 console=ttyS0,9600" |
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|
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#if defined(CONFIG_CMD_KGDB) |
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#define CONFIG_KGDB_BAUDRATE 115200 |
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#define CONFIG_KGDB_SER_INDEX 2 |
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#endif |
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|
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/*
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* Miscellaneous configurable options |
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*/ |
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#define CONFIG_SYS_LONGHELP |
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#define CONFIG_SYS_PROMPT "boot > " |
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#define CONFIG_SYS_CBSIZE 256 |
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ |
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sizeof(CONFIG_SYS_PROMPT) + \
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16) |
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#define CONFIG_SYS_MAXARGS 16 |
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE |
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|
||||
#define CONFIG_SYS_MEMTEST_START 0x00100000 |
||||
#define CONFIG_SYS_MEMTEST_END 0x01000000 |
||||
#define CONFIG_SYS_LOAD_ADDR 0x100000 |
||||
#define CONFIG_SYS_HZ 1000 |
||||
#define CONFIG_SYS_X86_ISR_TIMER |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* SDRAM Configuration |
||||
*/ |
||||
#define CONFIG_NR_DRAM_BANKS 4 |
||||
|
||||
/* CONFIG_SYS_SDRAM_DRCTMCTL Overrides the following*/ |
||||
#undef CONFIG_SYS_SDRAM_PRECHARGE_DELAY |
||||
#undef CONFIG_SYS_SDRAM_RAS_CAS_DELAY |
||||
#undef CONFIG_SYS_SDRAM_CAS_LATENCY_2T |
||||
#undef CONFIG_SYS_SDRAM_CAS_LATENCY_3T |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* CPU Features |
||||
*/ |
||||
|
||||
#define CONFIG_SYS_GENERIC_TIMER |
||||
#define CONFIG_SYS_PCAT_INTERRUPTS |
||||
#define CONFIG_SYS_NUM_IRQS 16 |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* Memory organization: |
||||
* 32kB Stack |
||||
* 16kB Cache-As-RAM @ 0x19200000 |
||||
* 256kB Monitor |
||||
* (128kB + Environment Sector Size) malloc pool |
||||
*/ |
||||
#define CONFIG_SYS_STACK_SIZE (32 * 1024) |
||||
#define CONFIG_SYS_INIT_SP_ADDR (256 * 1024 + 16 * 1024) |
||||
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE |
||||
#define CONFIG_SYS_MONITOR_LEN (256 * 1024) |
||||
#define CONFIG_SYS_MALLOC_LEN (0x20000 + 128 * 1024) |
||||
/* Address of temporary Global Data */ |
||||
#define CONFIG_SYS_INIT_GD_ADDR (256 * 1024) |
||||
|
||||
|
||||
/* allow to overwrite serial and ethaddr */ |
||||
#define CONFIG_ENV_OVERWRITE |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* FLASH configuration |
||||
*/ |
||||
#define CONFIG_SYS_NO_FLASH |
||||
#undef CONFIG_FLASH_CFI_DRIVER |
||||
#define CONFIG_SYS_MAX_FLASH_SECT 1 |
||||
#define CONFIG_SYS_MAX_FLASH_BANKS 1 |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* Environment configuration |
||||
*/ |
||||
#define CONFIG_ENV_IS_NOWHERE |
||||
#define CONFIG_ENV_SIZE 0x01000 |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* PCI configuration |
||||
*/ |
||||
#define CONFIG_PCI |
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* Network device support |
||||
*/ |
||||
#define CONFIG_NET_MULTI |
||||
|
||||
|
||||
#endif /* __CONFIG_H */ |
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Reference in new issue