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| author | Tinh Nguyen <tinhnguyen@os.amperecomputing.com> | 2023-05-07 17:29:11 +0800 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2023-05-12 04:00:18 +0000 |
| commit | dea6c7dc2aedbdb289d475571ce6d8040aada8e1 (patch) | |
| tree | e49a1e7fc116980475bdf3179b64d9671787e471 /MdePkg | |
| parent | 0a0e60caf20ab621ee9c1fc66b82b739158c05cf (diff) | |
| download | edk2-dea6c7dc2aedbdb289d475571ce6d8040aada8e1.tar.gz edk2-dea6c7dc2aedbdb289d475571ce6d8040aada8e1.tar.bz2 edk2-dea6c7dc2aedbdb289d475571ce6d8040aada8e1.zip | |
MdePkg/IndustryStandard: Add definitions for IPMI SSIF
BZ#: 4434 - Add IPMI SSIF definitions.
Specification reference:
https://www.intel.com/content/www/us/en/products/docs/servers/ipmi/ipmi-second-gen-interface-spec-v2-rev1-1.html
Signed-off-by: Tinh Nguyen <tinhnguyen@os.amperecomputing.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>
Cc: Abner Chang <abner.chang@amd.com>
Reviewed-by: Abner Chang <abner.chang@amd.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
Diffstat (limited to 'MdePkg')
| -rw-r--r-- | MdePkg/Include/IndustryStandard/IpmiSsif.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/MdePkg/Include/IndustryStandard/IpmiSsif.h b/MdePkg/Include/IndustryStandard/IpmiSsif.h new file mode 100644 index 0000000000..a5bfa14a9d --- /dev/null +++ b/MdePkg/Include/IndustryStandard/IpmiSsif.h @@ -0,0 +1,98 @@ +/** @file
+ IPMI SSIF Definitions
+
+ Copyright (c) 2023, Ampere Computing LLC. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+ @par Revision Reference:
+ - IPMI Specification
+ Version 2.0, Rev. 1.1
+
+ https://www.intel.com/content/www/us/en/products/docs/servers/ipmi/ipmi-second-gen-interface-spec-v2-rev1-1.html
+**/
+
+#ifndef IPMI_SSIF_H_
+#define IPMI_SSIF_H_
+
+///
+/// Definitions for SMBUS Commands for SSIF
+/// Table 12 - Summary of SMBUS Commands for SSIF
+///
+
+/// Write block
+#define IPMI_SSIF_SMBUS_CMD_SINGLE_PART_WRITE 0x02
+#define IPMI_SSIF_SMBUS_CMD_MULTI_PART_WRITE_START 0x06
+#define IPMI_SSIF_SMBUS_CMD_MULTI_PART_WRITE_MIDDLE 0x07
+#define IPMI_SSIF_SMBUS_CMD_MULTI_PART_WRITE_END 0x08
+
+/// Read block
+#define IPMI_SSIF_SMBUS_CMD_SINGLE_PART_READ 0x03
+#define IPMI_SSIF_SMBUS_CMD_MULTI_PART_READ_START 0x03
+#define IPMI_SSIF_SMBUS_CMD_MULTI_PART_READ_MIDDLE 0x09
+#define IPMI_SSIF_SMBUS_CMD_MULTI_PART_READ_END 0x09
+#define IPMI_SSIF_SMBUS_CMD_MULTI_PART_READ_RETRY 0x0A
+
+///
+/// Definitions for Multi-Part Read Transactions
+/// Section 12.5
+///
+#define IPMI_SSIF_MULTI_PART_READ_START_SIZE 0x1E
+#define IPMI_SSIF_MULTI_PART_READ_START_PATTERN1 0x00
+#define IPMI_SSIF_MULTI_PART_READ_START_PATTERN2 0x01
+#define IPMI_SSIF_MULTI_PART_READ_END_PATTERN 0xFF
+
+///
+/// IPMI SSIF maximum message size
+///
+#define IPMI_SSIF_INPUT_MESSAGE_SIZE_MAX 0xFF
+#define IPMI_SSIF_OUTPUT_MESSAGE_SIZE_MAX 0xFF
+
+///
+/// IPMI SMBus system interface maximum packet size in byte
+///
+#define IPMI_SSIF_MAXIMUM_PACKET_SIZE_IN_BYTES 0x20
+
+typedef enum {
+ IpmiSsifPacketStart = 0,
+ IpmiSsifPacketMiddle,
+ IpmiSsifPacketEnd,
+ IpmiSsifPacketSingle,
+ IpmiSsifPacketMax
+} IPMI_SSIF_PACKET_ATTRIBUTE;
+
+#pragma pack (1)
+///
+/// IPMI SSIF Interface Request Format
+/// Section 12.2 and 12.3
+///
+typedef struct {
+ UINT8 NetFunc;
+ UINT8 Command;
+} IPMI_SSIF_REQUEST_HEADER;
+
+///
+/// IPMI SSIF Interface Response Format
+/// Section 12.4 and 12.5
+///
+typedef struct {
+ UINT8 StartPattern[2];
+ UINT8 NetFunc;
+ UINT8 Command;
+} IPMI_SSIF_RESPONSE_PACKET_START;
+
+typedef struct {
+ UINT8 BlockNumber;
+} IPMI_SSIF_RESPONSE_PACKET_MIDDLE;
+
+typedef struct {
+ UINT8 EndPattern;
+} IPMI_SSIF_RESPONSE_PACKET_END;
+
+typedef struct {
+ UINT8 NetFunc;
+ UINT8 Command;
+} IPMI_SSIF_RESPONSE_SINGLE_PACKET;
+
+#pragma pack ()
+
+#endif /* IPMI_SSIF_H_ */
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