diff options
Diffstat (limited to 'src/ec')
-rw-r--r-- | src/ec/google/chromeec/Makefile.inc | 6 | ||||
-rw-r--r-- | src/ec/google/chromeec/crosec_proto.c | 34 | ||||
-rw-r--r-- | src/ec/google/chromeec/ec.h | 9 |
3 files changed, 46 insertions, 3 deletions
diff --git a/src/ec/google/chromeec/Makefile.inc b/src/ec/google/chromeec/Makefile.inc index 922c1fe355..73b5b5e959 100644 --- a/src/ec/google/chromeec/Makefile.inc +++ b/src/ec/google/chromeec/Makefile.inc @@ -1,9 +1,9 @@ -ramstage-y += ec.c +ramstage-y += ec.c crosec_proto.c ramstage-$(CONFIG_EC_GOOGLE_CHROMEEC_I2C) += ec_i2c.c ramstage-$(CONFIG_EC_GOOGLE_CHROMEEC_LPC) += ec_lpc.c -smm-y += ec.c +smm-y += ec.c crosec_proto.c smm-$(CONFIG_EC_GOOGLE_CHROMEEC_I2C) += ec_i2c.c smm-$(CONFIG_EC_GOOGLE_CHROMEEC_LPC) += ec_lpc.c -romstage-y += ec.c +romstage-y += ec.c crosec_proto.c romstage-$(CONFIG_EC_GOOGLE_CHROMEEC_I2C) += ec_i2c.c romstage-$(CONFIG_EC_GOOGLE_CHROMEEC_LPC) += ec_lpc.c diff --git a/src/ec/google/chromeec/crosec_proto.c b/src/ec/google/chromeec/crosec_proto.c new file mode 100644 index 0000000000..016de8d483 --- /dev/null +++ b/src/ec/google/chromeec/crosec_proto.c @@ -0,0 +1,34 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2013 Google Inc. All rights reserved. + * + * 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 <arch/io.h> +#include <console/console.h> +#include <delay.h> +#include <stdint.h> +#include <string.h> +#include "ec.h" +#include "ec_commands.h" +#include "ec_message.h" + +int crosec_command_proto(struct chromeec_command *cec_command, + crosec_io_t crosec_io, void *context) +{ + // TODO(hungte) Add v3 protocol. + return -1; +} diff --git a/src/ec/google/chromeec/ec.h b/src/ec/google/chromeec/ec.h index 7679a8bcc6..13e9f234b1 100644 --- a/src/ec/google/chromeec/ec.h +++ b/src/ec/google/chromeec/ec.h @@ -21,6 +21,8 @@ #ifndef _EC_GOOGLE_CHROMEEC_EC_H #define _EC_GOOGLE_CHROMEEC_EC_H +#include <stddef.h> +#include <stdint.h> #ifndef __PRE_RAM__ u32 google_chromeec_get_wake_mask(void); @@ -60,6 +62,13 @@ struct chromeec_command { * actual received size out */ }; +/* internal standard implementation for EC command protocols. */ +typedef int (*crosec_io_t)(uint8_t *write_bytes, size_t write_size, + uint8_t *read_bytes, size_t read_size, + void *context); +int crosec_command_proto(struct chromeec_command *cec_command, + crosec_io_t crosec_io, void *context); + int google_chromeec_command(struct chromeec_command *cec_command); #endif /* _EC_GOOGLE_CHROMEEC_EC_H */ |