diff options
-rw-r--r-- | hdata/fsp.c | 52 | ||||
-rw-r--r-- | hdata/spira.c | 1 | ||||
-rw-r--r-- | hdata/spira.h | 24 |
3 files changed, 75 insertions, 2 deletions
diff --git a/hdata/fsp.c b/hdata/fsp.c index 6953d97..4846fcd 100644 --- a/hdata/fsp.c +++ b/hdata/fsp.c @@ -23,6 +23,7 @@ #include <inttypes.h> #include <phys-map.h> #include <chip.h> +#include <ipmi.h> #include "hdata.h" @@ -280,6 +281,53 @@ static void add_uart(const struct spss_iopath *iopath, struct dt_node *lpc) be32_to_cpu(iopath->lpc.uart_baud)); } +static void add_ipmi_sensors(struct dt_node *bmc_node) +{ + int i; + const struct HDIF_common_hdr *hdif_sensor; + const struct ipmi_sensors *ipmi_sensors; + struct dt_node *sensors_node, *sensor_node; + + hdif_sensor = get_hdif(&spira.ntuples.ipmi_sensor, IPMI_SENSORS_HDIF_SIG); + if (!hdif_sensor) { + prlog(PR_DEBUG, "SENSORS: Missing IPMI sensors mappings tuple\n"); + return; + } + + ipmi_sensors = HDIF_get_idata(hdif_sensor, IPMI_SENSORS_IDATA_SENSORS, NULL); + if (!ipmi_sensors) { + prlog(PR_DEBUG, "SENSORS: bad data\n"); + return; + } + + sensors_node = dt_new(bmc_node, "sensors"); + assert(sensors_node); + + dt_add_property_cells(sensors_node, "#address-cells", 1); + dt_add_property_cells(sensors_node, "#size-cells", 0); + + for (i = 0; i < be32_to_cpu(ipmi_sensors->count); i++) { + if(dt_find_by_name_addr(sensors_node, "sensor", + ipmi_sensors->data[i].id)) { + prlog(PR_WARNING, "SENSORS: Duplicate sensor ID : %x\n", + ipmi_sensors->data[i].id); + continue; + } + + /* We support only < MAX_IPMI_SENSORS sensors */ + if (!(ipmi_sensors->data[i].type < MAX_IPMI_SENSORS)) + continue; + + sensor_node = dt_new_addr(sensors_node, "sensor", + ipmi_sensors->data[i].id); + assert(sensor_node); + dt_add_property_string(sensor_node, "compatible", "ibm,ipmi-sensor"); + dt_add_property_cells(sensor_node, "reg", ipmi_sensors->data[i].id); + dt_add_property_cells(sensor_node, "ipmi-sensor-type", + ipmi_sensors->data[i].type); + } +} + static void bmc_create_node(const struct HDIF_common_hdr *sp) { struct dt_node *bmc_node; @@ -297,7 +345,9 @@ static void bmc_create_node(const struct HDIF_common_hdr *sp) dt_add_property_cells(bmc_node, "#address-cells", 1); dt_add_property_cells(bmc_node, "#size-cells", 0); - /* TODO: add sensor info under /bmc */ + /* Add sensor info under /bmc */ + add_ipmi_sensors(bmc_node); + sp_impl = HDIF_get_idata(sp, SPSS_IDATA_SP_IMPL, &size); if (CHECK_SPPTR(sp_impl) && (size > 8)) { dt_add_property_strings(bmc_node, "compatible", sp_impl->sp_family); diff --git a/hdata/spira.c b/hdata/spira.c index 16ec46a..d09dbfe 100644 --- a/hdata/spira.c +++ b/hdata/spira.c @@ -1234,6 +1234,7 @@ static void fixup_spira(void) spira.ntuples.pcia = spiras->ntuples.pcia; spira.ntuples.proc_chip = spiras->ntuples.proc_chip; spira.ntuples.hs_data = spiras->ntuples.hs_data; + spira.ntuples.ipmi_sensor = spiras->ntuples.ipmi_sensor; } int parse_hdat(bool is_opal) diff --git a/hdata/spira.h b/hdata/spira.h index bb7ad3e..caea057 100644 --- a/hdata/spira.h +++ b/hdata/spira.h @@ -68,6 +68,7 @@ struct spira_ntuples { struct spira_ntuple pcia; /* 0x2e0 */ struct spira_ntuple proc_chip; /* 0x300 */ struct spira_ntuple hs_data; /* 0x320 */ + struct spira_ntuple ipmi_sensor; /* 0x360 */ }; struct spira { @@ -81,7 +82,7 @@ struct spira { * * According to FSP engineers, this is an okay thing to do. */ - u8 reserved[0xc0]; + u8 reserved[0xa0]; } __packed __align(0x100); extern struct spira spira; @@ -1063,6 +1064,27 @@ struct sppcrd_chip_tod { /* Idata index 0 : System attribute data */ #define HSERV_IDATA_SYS_ATTR 0 +/* IPMI sensors mapping data */ +#define IPMI_SENSORS_HDIF_SIG "FRUSE " + +/* Idata index 0 : Sensor mapping data */ +#define IPMI_SENSORS_IDATA_SENSORS 0 + +struct ipmi_sensors_data { + __be32 slca_index; + uint8_t type; + uint8_t id; + __be16 reserved; +} __packed; + +struct ipmi_sensors { + __be32 count; + struct ipmi_sensors_data data[]; +} __packed; + +/* Idata index 1 : LED - sensors ID mapping data */ +#define IPMI_SENSORS_IDATA_LED 1 + static inline const char *cpu_state(u32 flags) { switch ((flags & CPU_ID_VERIFY_MASK) >> CPU_ID_VERIFY_SHIFT) { |