diff options
| -rw-r--r-- | hdata/spira.c | 17 | ||||
| -rw-r--r-- | hdata/spira.h | 12 |
2 files changed, 28 insertions, 1 deletions
diff --git a/hdata/spira.c b/hdata/spira.c index 5e3d6cc..2d41e91 100644 --- a/hdata/spira.c +++ b/hdata/spira.c @@ -408,6 +408,22 @@ static void add_vas_node(struct dt_node *np, int idx) dt_add_property_cells(vas, "ibm,vas-id", idx); } +static void add_ecid_data(const struct HDIF_common_hdr *hdr, + struct dt_node *xscom) +{ + uint32_t size = 0; + struct sppcrd_ecid *ecid; + const struct HDIF_array_hdr *ec_hdr; + + ec_hdr = HDIF_get_idata(hdr, SPPCRD_IDATA_EC_LEVEL, &size); + if (!ec_hdr || !size) + return; + + ecid = (void *)ec_hdr + be32_to_cpu(ec_hdr->offset); + dt_add_property_u64s(xscom, "ecid", be64_to_cpu(ecid->low), + be64_to_cpu(ecid->high)); +} + static void add_xscom_add_pcia_assoc(struct dt_node *np, uint32_t pcid) { const struct HDIF_common_hdr *hdr; @@ -526,6 +542,7 @@ static bool add_xscom_sppcrd(uint64_t xscom_base) add_xive_node(np); parse_i2c_devs(hdif, SPPCRD_IDATA_HOST_I2C, np); add_vas_node(np, i); + add_ecid_data(hdif, np); } /* diff --git a/hdata/spira.h b/hdata/spira.h index f850c79..49acf5c 100644 --- a/hdata/spira.h +++ b/hdata/spira.h @@ -1,4 +1,4 @@ -/* Copyright 2013-2014 IBM Corp. +/* Copyright 2013-2017 IBM Corp. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -1183,6 +1183,16 @@ struct sppcrd_smp_link { __be16 gpu_slca; } __packed; +/* Idata index 8 : chip EC Level array */ +#define SPPCRD_IDATA_EC_LEVEL 8 + +struct sppcrd_ecid { + __be32 chip_id; + __be32 ec_level; + __be64 low; /* Processor ECID bit 0-63 */ + __be64 high; /* Processor ECID bit 64-127 */ +} __packed; + /* * Host Services Data. */ |