12#ifndef ZEPHYR_INCLUDE_DRIVERS_PECI_H_
13#define ZEPHYR_INCLUDE_DRIVERS_PECI_H_
70#define PECI_CC_RSP_SUCCESS (0x40U)
71#define PECI_CC_RSP_TIMEOUT (0x80U)
72#define PECI_CC_OUT_OF_RESOURCES_TIMEOUT (0x81U)
73#define PECI_CC_RESOURCES_LOWPWR_TIMEOUT (0x82U)
74#define PECI_CC_ILLEGAL_REQUEST (0x90U)
81#define PECI_PING_WR_LEN (0U)
82#define PECI_PING_RD_LEN (0U)
83#define PECI_PING_LEN (3U)
90#define PECI_GET_DIB_WR_LEN (1U)
91#define PECI_GET_DIB_RD_LEN (8U)
92#define PECI_GET_DIB_CMD_LEN (4U)
93#define PECI_GET_DIB_DEVINFO (0U)
94#define PECI_GET_DIB_REVNUM (1U)
95#define PECI_GET_DIB_DOMAIN_BIT_MASK (0x4U)
96#define PECI_GET_DIB_MAJOR_REV_MASK 0xF0
97#define PECI_GET_DIB_MINOR_REV_MASK 0x0F
104#define PECI_GET_TEMP_WR_LEN (1U)
105#define PECI_GET_TEMP_RD_LEN (2U)
106#define PECI_GET_TEMP_CMD_LEN (4U)
107#define PECI_GET_TEMP_LSB (0U)
108#define PECI_GET_TEMP_MSB (1U)
109#define PECI_GET_TEMP_ERR_MSB (0x80U)
110#define PECI_GET_TEMP_ERR_LSB_GENERAL (0x0U)
111#define PECI_GET_TEMP_ERR_LSB_RES (0x1U)
112#define PECI_GET_TEMP_ERR_LSB_TEMP_LO (0x2U)
113#define PECI_GET_TEMP_ERR_LSB_TEMP_HI (0x3U)
120#define PECI_RD_PKG_WR_LEN (5U)
121#define PECI_RD_PKG_LEN_BYTE (2U)
122#define PECI_RD_PKG_LEN_WORD (3U)
123#define PECI_RD_PKG_LEN_DWORD (5U)
124#define PECI_RD_PKG_CMD_LEN (8U)
131#define PECI_WR_PKG_RD_LEN (1U)
132#define PECI_WR_PKG_LEN_BYTE (7U)
133#define PECI_WR_PKG_LEN_WORD (8U)
134#define PECI_WR_PKG_LEN_DWORD (10U)
135#define PECI_WR_PKG_CMD_LEN (9U)
142#define PECI_RD_IAMSR_WR_LEN (5U)
143#define PECI_RD_IAMSR_LEN_BYTE (2U)
144#define PECI_RD_IAMSR_LEN_WORD (3U)
145#define PECI_RD_IAMSR_LEN_DWORD (5U)
146#define PECI_RD_IAMSR_LEN_QWORD (9U)
147#define PECI_RD_IAMSR_CMD_LEN (8U)
154#define PECI_WR_IAMSR_RD_LEN (1U)
155#define PECI_WR_IAMSR_LEN_BYTE (7U)
156#define PECI_WR_IAMSR_LEN_WORD (8U)
157#define PECI_WR_IAMSR_LEN_DWORD (10U)
158#define PECI_WR_IAMSR_LEN_QWORD (14U)
159#define PECI_WR_IAMSR_CMD_LEN (9U)
166#define PECI_RD_PCICFG_WR_LEN (6U)
167#define PECI_RD_PCICFG_LEN_BYTE (2U)
168#define PECI_RD_PCICFG_LEN_WORD (3U)
169#define PECI_RD_PCICFG_LEN_DWORD (5U)
170#define PECI_RD_PCICFG_CMD_LEN (9U)
177#define PECI_WR_PCICFG_RD_LEN (1U)
178#define PECI_WR_PCICFG_LEN_BYTE (8U)
179#define PECI_WR_PCICFG_LEN_WORD (9U)
180#define PECI_WR_PCICFG_LEN_DWORD (11U)
181#define PECI_WR_PCICFG_CMD_LEN (10U)
188#define PECI_RD_PCICFGL_WR_LEN (5U)
189#define PECI_RD_PCICFGL_RD_LEN_BYTE (2U)
190#define PECI_RD_PCICFGL_RD_LEN_WORD (3U)
191#define PECI_RD_PCICFGL_RD_LEN_DWORD (5U)
192#define PECI_RD_PCICFGL_CMD_LEN (8U)
199#define PECI_WR_PCICFGL_RD_LEN (1U)
200#define PECI_WR_PCICFGL_WR_LEN_BYTE (7U)
201#define PECI_WR_PCICFGL_WR_LEN_WORD (8U)
202#define PECI_WR_PCICFGL_WR_LEN_DWORD (10U)
203#define PECI_WR_PCICFGL_CMD_LEN (9U)
247typedef int (*peci_config_t)(
const struct device *dev,
uint32_t bitrate);
248typedef int (*peci_transfer_t)(
const struct device *dev,
struct peci_msg *msg);
249typedef int (*peci_disable_t)(
const struct device *dev);
250typedef int (*peci_enable_t)(
const struct device *dev);
252__subsystem
struct peci_driver_api {
253 peci_config_t config;
254 peci_disable_t disable;
255 peci_enable_t enable;
256 peci_transfer_t transfer;
274static inline int z_impl_peci_config(
const struct device *dev,
277 struct peci_driver_api *api;
279 api = (
struct peci_driver_api *)dev->
api;
280 return api->config(dev, bitrate);
293static inline int z_impl_peci_enable(
const struct device *dev)
295 struct peci_driver_api *api;
297 api = (
struct peci_driver_api *)dev->
api;
298 return api->enable(dev);
311static inline int z_impl_peci_disable(
const struct device *dev)
313 struct peci_driver_api *api;
315 api = (
struct peci_driver_api *)dev->
api;
316 return api->disable(dev);
331static inline int z_impl_peci_transfer(
const struct device *dev,
334 struct peci_driver_api *api;
336 api = (
struct peci_driver_api *)dev->
api;
337 return api->transfer(dev, msg);
349#include <syscalls/peci.h>
peci_error_code
PECI error codes.
Definition: peci.h:34
int peci_config(const struct device *dev, uint32_t bitrate)
Configures the PECI interface.
int peci_enable(const struct device *dev)
Enable PECI interface.
peci_command_code
PECI commands.
Definition: peci.h:43
int peci_transfer(const struct device *dev, struct peci_msg *msg)
Performs a PECI transaction.
int peci_disable(const struct device *dev)
Disable PECI interface.
@ PECI_UNDERFLOW_SENSOR_ERROR
Definition: peci.h:36
@ PECI_GENERAL_SENSOR_ERROR
Definition: peci.h:35
@ PECI_OVERFLOW_SENSOR_ERROR
Definition: peci.h:37
@ PECI_CMD_GET_DIB
Definition: peci.h:63
@ PECI_CMD_GET_TEMP1
Definition: peci.h:46
@ PECI_CMD_RD_PCI_CFG_LOCAL0
Definition: peci.h:59
@ PECI_CMD_RD_PKG_CFG1
Definition: peci.h:52
@ PECI_CMD_WR_IAMSR0
Definition: peci.h:57
@ PECI_CMD_WR_PKG_CFG1
Definition: peci.h:54
@ PECI_CMD_RD_PKG_CFG0
Definition: peci.h:51
@ PECI_CMD_WR_PCI_CFG1
Definition: peci.h:50
@ PECI_CMD_RD_IAMSR1
Definition: peci.h:56
@ PECI_CMD_RD_PCI_CFG1
Definition: peci.h:48
@ PECI_CMD_WR_PCI_CFG_LOCAL1
Definition: peci.h:62
@ PECI_CMD_RD_PCI_CFG0
Definition: peci.h:47
@ PECI_CMD_WR_IAMSR1
Definition: peci.h:58
@ PECI_CMD_WR_PKG_CFG0
Definition: peci.h:53
@ PECI_CMD_WR_PCI_CFG0
Definition: peci.h:49
@ PECI_CMD_RD_PCI_CFG_LOCAL1
Definition: peci.h:60
@ PECI_CMD_RD_IAMSR0
Definition: peci.h:55
@ PECI_CMD_PING
Definition: peci.h:44
@ PECI_CMD_WR_PCI_CFG_LOCAL0
Definition: peci.h:61
@ PECI_CMD_GET_TEMP0
Definition: peci.h:45
__UINT32_TYPE__ uint32_t
Definition: stdint.h:90
__UINT8_TYPE__ uint8_t
Definition: stdint.h:88
Runtime device structure (in ROM) per driver instance.
Definition: device.h:381
const void * api
Address of the API structure exposed by the device instance.
Definition: device.h:387
PECI buffer structure.
Definition: peci.h:209
size_t len
Length of the data buffer expected to be received without considering the frame check sequence byte.
Definition: peci.h:221
uint8_t * buf
Valid pointer on a data buffer, or NULL otherwise.
Definition: peci.h:213
PECI transaction packet format.
Definition: peci.h:227
uint8_t flags
PECI msg flags.
Definition: peci.h:237
enum peci_command_code cmd_code
Command code.
Definition: peci.h:231
struct peci_buf tx_buffer
Pointer to buffer of write data.
Definition: peci.h:233
uint8_t addr
Client address.
Definition: peci.h:229
struct peci_buf rx_buffer
Pointer to buffer of read data.
Definition: peci.h:235