mirror of https://github.com/proxmox/mirror_qemu
ipmi: Add support to customize OEM functions
The routine ipmi_register_oem_netfn() lets external modules register command handlers for OEM functions. Required for the PowerNV machine. Cc: Corey Minyard <cminyard@mvista.com> Reviewed-by: Corey Minyard <cminyard@mvista.com> Signed-off-by: Cédric Le Goater <clg@kaod.org> Message-Id: <20191028070027.22752-2-clg@kaod.org> Acked-by: Corey Minyard <cminyard@mvista.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>master
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1c27b252e7
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ed8da05cdb
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@ -167,32 +167,14 @@ typedef struct IPMISensor {
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#define MAX_SENSORS 20
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#define MAX_SENSORS 20
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#define IPMI_WATCHDOG_SENSOR 0
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#define IPMI_WATCHDOG_SENSOR 0
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typedef struct IPMIBmcSim IPMIBmcSim;
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typedef struct RspBuffer RspBuffer;
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#define MAX_NETFNS 64
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#define MAX_NETFNS 64
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typedef struct IPMICmdHandler {
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void (*cmd_handler)(IPMIBmcSim *s,
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uint8_t *cmd, unsigned int cmd_len,
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RspBuffer *rsp);
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unsigned int cmd_len_min;
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} IPMICmdHandler;
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typedef struct IPMINetfn {
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unsigned int cmd_nums;
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const IPMICmdHandler *cmd_handlers;
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} IPMINetfn;
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typedef struct IPMIRcvBufEntry {
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typedef struct IPMIRcvBufEntry {
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QTAILQ_ENTRY(IPMIRcvBufEntry) entry;
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QTAILQ_ENTRY(IPMIRcvBufEntry) entry;
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uint8_t len;
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uint8_t len;
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uint8_t buf[MAX_IPMI_MSG_SIZE];
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uint8_t buf[MAX_IPMI_MSG_SIZE];
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} IPMIRcvBufEntry;
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} IPMIRcvBufEntry;
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#define TYPE_IPMI_BMC_SIMULATOR "ipmi-bmc-sim"
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#define IPMI_BMC_SIMULATOR(obj) OBJECT_CHECK(IPMIBmcSim, (obj), \
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TYPE_IPMI_BMC_SIMULATOR)
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struct IPMIBmcSim {
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struct IPMIBmcSim {
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IPMIBmc parent;
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IPMIBmc parent;
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@ -279,28 +261,8 @@ struct IPMIBmcSim {
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#define IPMI_BMC_WATCHDOG_ACTION_POWER_DOWN 2
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#define IPMI_BMC_WATCHDOG_ACTION_POWER_DOWN 2
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#define IPMI_BMC_WATCHDOG_ACTION_POWER_CYCLE 3
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#define IPMI_BMC_WATCHDOG_ACTION_POWER_CYCLE 3
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struct RspBuffer {
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uint8_t buffer[MAX_IPMI_MSG_SIZE];
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unsigned int len;
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};
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#define RSP_BUFFER_INITIALIZER { }
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#define RSP_BUFFER_INITIALIZER { }
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static inline void rsp_buffer_set_error(RspBuffer *rsp, uint8_t byte)
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{
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rsp->buffer[2] = byte;
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}
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/* Add a byte to the response. */
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static inline void rsp_buffer_push(RspBuffer *rsp, uint8_t byte)
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{
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if (rsp->len >= sizeof(rsp->buffer)) {
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rsp_buffer_set_error(rsp, IPMI_CC_REQUEST_DATA_TRUNCATED);
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return;
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}
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rsp->buffer[rsp->len++] = byte;
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}
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static inline void rsp_buffer_pushmore(RspBuffer *rsp, uint8_t *bytes,
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static inline void rsp_buffer_pushmore(RspBuffer *rsp, uint8_t *bytes,
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unsigned int n)
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unsigned int n)
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{
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{
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@ -630,8 +592,8 @@ static void ipmi_init_sensors_from_sdrs(IPMIBmcSim *s)
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}
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}
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}
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}
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static int ipmi_register_netfn(IPMIBmcSim *s, unsigned int netfn,
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int ipmi_sim_register_netfn(IPMIBmcSim *s, unsigned int netfn,
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const IPMINetfn *netfnd)
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const IPMINetfn *netfnd)
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{
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{
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if ((netfn & 1) || (netfn >= MAX_NETFNS) || (s->netfns[netfn / 2])) {
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if ((netfn & 1) || (netfn >= MAX_NETFNS) || (s->netfns[netfn / 2])) {
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return -1;
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return -1;
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@ -1860,10 +1822,10 @@ static const IPMINetfn storage_netfn = {
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static void register_cmds(IPMIBmcSim *s)
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static void register_cmds(IPMIBmcSim *s)
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{
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{
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ipmi_register_netfn(s, IPMI_NETFN_CHASSIS, &chassis_netfn);
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ipmi_sim_register_netfn(s, IPMI_NETFN_CHASSIS, &chassis_netfn);
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ipmi_register_netfn(s, IPMI_NETFN_SENSOR_EVENT, &sensor_event_netfn);
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ipmi_sim_register_netfn(s, IPMI_NETFN_SENSOR_EVENT, &sensor_event_netfn);
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ipmi_register_netfn(s, IPMI_NETFN_APP, &app_netfn);
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ipmi_sim_register_netfn(s, IPMI_NETFN_APP, &app_netfn);
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ipmi_register_netfn(s, IPMI_NETFN_STORAGE, &storage_netfn);
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ipmi_sim_register_netfn(s, IPMI_NETFN_STORAGE, &storage_netfn);
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}
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}
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static uint8_t init_sdrs[] = {
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static uint8_t init_sdrs[] = {
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@ -55,6 +55,7 @@ enum ipmi_op {
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#define IPMI_CC_COMMAND_NOT_SUPPORTED 0xd5
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#define IPMI_CC_COMMAND_NOT_SUPPORTED 0xd5
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#define IPMI_NETFN_APP 0x06
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#define IPMI_NETFN_APP 0x06
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#define IPMI_NETFN_OEM 0x3a
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#define IPMI_DEBUG 1
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#define IPMI_DEBUG 1
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@ -265,4 +266,45 @@ int ipmi_bmc_sdr_find(IPMIBmc *b, uint16_t recid,
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const struct ipmi_sdr_compact **sdr, uint16_t *nextrec);
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const struct ipmi_sdr_compact **sdr, uint16_t *nextrec);
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void ipmi_bmc_gen_event(IPMIBmc *b, uint8_t *evt, bool log);
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void ipmi_bmc_gen_event(IPMIBmc *b, uint8_t *evt, bool log);
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#define TYPE_IPMI_BMC_SIMULATOR "ipmi-bmc-sim"
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#define IPMI_BMC_SIMULATOR(obj) OBJECT_CHECK(IPMIBmcSim, (obj), \
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TYPE_IPMI_BMC_SIMULATOR)
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typedef struct IPMIBmcSim IPMIBmcSim;
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typedef struct RspBuffer {
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uint8_t buffer[MAX_IPMI_MSG_SIZE];
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unsigned int len;
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} RspBuffer;
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static inline void rsp_buffer_set_error(RspBuffer *rsp, uint8_t byte)
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{
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rsp->buffer[2] = byte;
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}
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/* Add a byte to the response. */
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static inline void rsp_buffer_push(RspBuffer *rsp, uint8_t byte)
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{
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if (rsp->len >= sizeof(rsp->buffer)) {
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rsp_buffer_set_error(rsp, IPMI_CC_REQUEST_DATA_TRUNCATED);
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return;
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}
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rsp->buffer[rsp->len++] = byte;
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}
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typedef struct IPMICmdHandler {
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void (*cmd_handler)(IPMIBmcSim *s,
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uint8_t *cmd, unsigned int cmd_len,
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RspBuffer *rsp);
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unsigned int cmd_len_min;
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} IPMICmdHandler;
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typedef struct IPMINetfn {
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unsigned int cmd_nums;
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const IPMICmdHandler *cmd_handlers;
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} IPMINetfn;
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int ipmi_sim_register_netfn(IPMIBmcSim *s, unsigned int netfn,
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const IPMINetfn *netfnd);
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#endif
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#endif
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