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author | Cyril Bur <cyril.bur@au1.ibm.com> | 2016-10-14 15:55:16 +1100 |
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committer | Cyril Bur <cyril.bur@au1.ibm.com> | 2017-01-10 19:30:03 +1100 |
commit | 314929b41e75dd2834cc5eeb6a0f360de0a02c09 (patch) | |
tree | 90b22a90328c46f90e92cf70c73757e92276da52 /mbox.h | |
download | phosphor-mboxd-314929b41e75dd2834cc5eeb6a0f360de0a02c09.tar.gz phosphor-mboxd-314929b41e75dd2834cc5eeb6a0f360de0a02c09.zip |
First commit
Diffstat (limited to 'mbox.h')
-rw-r--r-- | mbox.h | 53 |
1 files changed, 53 insertions, 0 deletions
@@ -0,0 +1,53 @@ +/* Copyright 2016 IBM + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#define MBOX_C_RESET_STATE 0x01 +#define MBOX_C_GET_MBOX_INFO 0x02 +#define MBOX_C_GET_FLASH_INFO 0x03 +#define MBOX_C_READ_WINDOW 0x04 +#define MBOX_C_CLOSE_WINDOW 0x05 +#define MBOX_C_WRITE_WINDOW 0x06 +#define MBOX_C_WRITE_DIRTY 0x07 +#define MBOX_C_WRITE_FENCE 0x08 +#define MBOX_C_ACK 0x09 +#define MBOX_C_COMPLETED_COMMANDS 0x0a + +#define MBOX_R_SUCCESS 0x01 +#define MBOX_R_PARAM_ERROR 0x02 +#define MBOX_R_WRITE_ERROR 0x03 +#define MBOX_R_SYSTEM_ERROR 0x4 +#define MBOX_R_TIMEOUT 0x05 + +#define MBOX_HOST_PATH "/dev/aspeed-mbox" +#define MBOX_HOST_TIMEOUT_SEC 1 +#define MBOX_DATA_BYTES 11 +#define MBOX_REG_BYTES 16 +#define MBOX_HOST_BYTE 14 +#define MBOX_BMC_BYTE 15 + +struct mbox_msg { + uint8_t command; + uint8_t seq; + uint8_t data[MBOX_DATA_BYTES]; + uint8_t response; +}; + +union mbox_regs { + char raw[MBOX_REG_BYTES]; + struct mbox_msg msg; +}; + + |