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| author | Vasant Hegde <hegdevasant@linux.vnet.ibm.com> | 2017-09-13 10:54:25 +0530 |
|---|---|---|
| committer | Stewart Smith <stewart@linux.vnet.ibm.com> | 2017-09-19 04:16:53 -0500 |
| commit | 4b22457e783762e8532c7219d9f774b3df3f20a2 (patch) | |
| tree | 65dd614635a49d9b66855f54524101d17b930cc6 /hdata | |
| parent | c68fcc866a7b4064209c4fca85246b6ac1780451 (diff) | |
| download | talos-skiboot-4b22457e783762e8532c7219d9f774b3df3f20a2.tar.gz talos-skiboot-4b22457e783762e8532c7219d9f774b3df3f20a2.zip | |
hdata: Add wafer-location property
Extract wafer-location from ECID and add property under xscom node.
bits 64:71 are the chip x location (7:0)
bits 72:79 are the chip y location (7:0)
Sample output:
-------------
[root@wsp xscom@623fc00000000]# lsprop ecid
ecid 019a00d4 03100718 852c0000 00fd7911
[root@wsp xscom@623fc00000000]# lsprop wafer-location
wafer-location 00000085 0000002c
Signed-off-by: Vasant Hegde <hegdevasant@linux.vnet.ibm.com>
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
Diffstat (limited to 'hdata')
| -rw-r--r-- | hdata/spira.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/hdata/spira.c b/hdata/spira.c index a652d637..52537680 100644 --- a/hdata/spira.c +++ b/hdata/spira.c @@ -447,6 +447,10 @@ static void add_ecid_data(const struct HDIF_common_hdr *hdr, } wafer_id[10] = '\0'; dt_add_property_nstr(xscom, "wafer-id", wafer_id, 10); + + dt_add_property_cells(xscom, "wafer-location", + (u32)((be64_to_cpu(ecid->high) >> 56) & 0xff), + (u32)((be64_to_cpu(ecid->high) >> 48) & 0xff)); } static void add_xscom_add_pcia_assoc(struct dt_node *np, uint32_t pcid) |
