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Diffstat (limited to 'util/cros_ec_dev.h')
| -rw-r--r-- | util/cros_ec_dev.h | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/util/cros_ec_dev.h b/util/cros_ec_dev.h deleted file mode 100644 index 41930f97dd..0000000000 --- a/util/cros_ec_dev.h +++ /dev/null @@ -1,98 +0,0 @@ -/* Copyright 2013 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -#ifndef __UTIL_CROS_EC_DEV_H -#define __UTIL_CROS_EC_DEV_H - -#include <linux/ioctl.h> -#include <linux/types.h> -#include "ec_commands.h" - -#ifdef __cplusplus -extern "C" { -#endif - -#define CROS_EC_DEV_NAME "cros_ec" -#define CROS_EC_DEV_VERSION "1.0.0" - -/* - * @version: Command version number (often 0) - * @command: Command to send (EC_CMD_...) - * @outdata: Outgoing data to EC - * @outsize: Outgoing length in bytes - * @indata: Where to put the incoming data from EC - * @insize: On call, how much we can accept. On return, how much we got. - * @result: EC's response to the command (separate from communication failure) - * ioctl returns zero on success, negative on error - */ -struct cros_ec_command { - uint32_t version; - uint32_t command; - uint8_t *outdata; - uint32_t outsize; - uint8_t *indata; - uint32_t insize; - uint32_t result; -}; - -/* - * @offset: within EC_LPC_ADDR_MEMMAP region - * @bytes: number of bytes to read. zero means "read a string" (including '\0') - * (at most only EC_MEMMAP_SIZE bytes can be read) - * @buffer: where to store the result - * ioctl returns the number of bytes read, negative on error - */ -struct cros_ec_readmem { - uint32_t offset; - uint32_t bytes; - char *buffer; -}; - -#define CROS_EC_DEV_IOC ':' -#define CROS_EC_DEV_IOCXCMD _IOWR(':', 0, struct cros_ec_command) -#define CROS_EC_DEV_IOCRDMEM _IOWR(':', 1, struct cros_ec_readmem) - -/* - * @version: Command version number (often 0) - * @command: Command to send (EC_CMD_...) - * @outsize: Outgoing length in bytes - * @insize: Max number of bytes to accept from EC - * @result: EC's response to the command (separate from communication failure) - * @data: Where to put the incoming data from EC and outgoing data to EC - */ -struct cros_ec_command_v2 { - uint32_t version; - uint32_t command; - uint32_t outsize; - uint32_t insize; - uint32_t result; - uint8_t data[0]; -}; - -/* - * @offset: within EC_LPC_ADDR_MEMMAP region - * @bytes: number of bytes to read. zero means "read a string" (including '\0') - * (at most only EC_MEMMAP_SIZE bytes can be read) - * @buffer: where to store the result - * ioctl returns the number of bytes read, negative on error - */ -struct cros_ec_readmem_v2 { - uint32_t offset; - uint32_t bytes; - uint8_t buffer[EC_MEMMAP_SIZE]; -}; - -#define CROS_EC_DEV_IOC_V2 0xEC -#define CROS_EC_DEV_IOCXCMD_V2 _IOWR(CROS_EC_DEV_IOC_V2, 0, \ - struct cros_ec_command_v2) -#define CROS_EC_DEV_IOCRDMEM_V2 _IOWR(CROS_EC_DEV_IOC_V2, 1, \ - struct cros_ec_readmem_v2) -#define CROS_EC_DEV_IOCEVENTMASK_V2 _IO(CROS_EC_DEV_IOC_V2, 2) - -#ifdef __cplusplus -} -#endif - -#endif /* __UTIL_CROS_EC_DEV_H */ |