diff options
Diffstat (limited to 'arch/sandbox/cpu')
| -rw-r--r-- | arch/sandbox/cpu/Makefile | 2 | ||||
| -rw-r--r-- | arch/sandbox/cpu/start.c | 9 | ||||
| -rw-r--r-- | arch/sandbox/cpu/state.c | 51 | 
3 files changed, 60 insertions, 2 deletions
| diff --git a/arch/sandbox/cpu/Makefile b/arch/sandbox/cpu/Makefile index 2ae0f7155..6fd09ff65 100644 --- a/arch/sandbox/cpu/Makefile +++ b/arch/sandbox/cpu/Makefile @@ -27,7 +27,7 @@ include $(TOPDIR)/config.mk  LIB	= $(obj)lib$(CPU).o -COBJS	:= cpu.o start.o os.o +COBJS	:= cpu.o os.o start.o state.o  SRCS	:= $(COBJS:.o=.c)  OBJS	:= $(addprefix $(obj),$(COBJS)) diff --git a/arch/sandbox/cpu/start.c b/arch/sandbox/cpu/start.c index a429e296e..2b66eeddb 100644 --- a/arch/sandbox/cpu/start.c +++ b/arch/sandbox/cpu/start.c @@ -1,5 +1,5 @@  /* - * Copyright (c) 2011 The Chromium OS Authors. + * Copyright (c) 2011-2012 The Chromium OS Authors.   * See file CREDITS for list of people who contributed to this   * project.   * @@ -20,9 +20,16 @@   */  #include <common.h> +#include <asm/state.h>  int main(int argc, char *argv[])  { +	int err; + +	err = state_init(); +	if (err) +		return err; +  	/*  	 * Do pre- and post-relocation init, then start up U-Boot. This will  	 * never return. diff --git a/arch/sandbox/cpu/state.c b/arch/sandbox/cpu/state.c new file mode 100644 index 000000000..88ae2b082 --- /dev/null +++ b/arch/sandbox/cpu/state.c @@ -0,0 +1,51 @@ +/* + * Copyright (c) 2011-2012 The Chromium OS Authors. + * See file CREDITS for list of people who contributed to this + * project. + * + * 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; either version 2 of + * the License, or (at your option) any later version. + * + * 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., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/state.h> + +/* Main state record for the sandbox */ +static struct sandbox_state main_state; +static struct sandbox_state *state;	/* Pointer to current state record */ + +void state_record_exit(enum exit_type_id exit_type) +{ +	state->exit_type = exit_type; +} + +struct sandbox_state *state_get_current(void) +{ +	assert(state); +	return state; +} + +int state_init(void) +{ +	state = &main_state; + +	/* +	 * Example of how to use GPIOs: +	 * +	 * sandbox_gpio_set_direction(170, 0); +	 * sandbox_gpio_set_value(170, 0); +	 */ +	return 0; +} |