diff options
Diffstat (limited to 'util')
| -rw-r--r-- | util/spd_tools/lp4x/gen_spd.go | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/util/spd_tools/lp4x/gen_spd.go b/util/spd_tools/lp4x/gen_spd.go index 2575b5d436..6f4f8955a5 100644 --- a/util/spd_tools/lp4x/gen_spd.go +++ b/util/spd_tools/lp4x/gen_spd.go @@ -29,12 +29,14 @@ const ( PlatformTGLADL = 0 PlatformJSL = 1 + PlatformCZN = 2 ) var platformMap = map[string]int { "TGL": PlatformTGLADL, "JSL": PlatformJSL, "ADL": PlatformTGLADL, + "CZN": PlatformCZN, } var currPlatform int @@ -217,7 +219,7 @@ func getMRCDensity(memAttribs *memAttributes) int { * SPDIndexDensityBanks. Logical channel on TGL is an x16 channel. */ return memAttribs.DensityPerChannelGb * TGLLogicalChannelWidth / memAttribs.BitWidthPerChannel - } else if currPlatform == PlatformJSL { + } else if currPlatform == PlatformJSL || currPlatform == PlatformCZN { /* * Intel MRC on JSL expects density per die to be encoded in * SPDIndexDensityBanks. @@ -269,13 +271,16 @@ func encodePackage(dies int) byte { return temp << 7 } +/* Per JESD209-4C Dies = ZQ balls on the package */ +/* Note that this can be different than the part's die count */ func encodeDiesPerPackage(memAttribs *memAttributes) byte { var dies int = 0 if currPlatform == PlatformTGLADL { /* Intel MRC expects logical dies to be encoded for TGL. */ dies = memAttribs.ChannelsPerDie * memAttribs.RanksPerChannel * memAttribs.BitWidthPerChannel / 16 - } else if currPlatform == PlatformJSL { + } else if currPlatform == PlatformJSL || currPlatform == PlatformCZN { /* Intel MRC expects physical dies to be encoded for JSL. */ + /* AMD PSP expects physical dies (ZQ balls) */ dies = memAttribs.DiesPerPackage } @@ -333,7 +338,7 @@ const ( func encodeBusWidth(memAttribs *memAttributes) byte { if currPlatform == PlatformTGLADL { return SPDValueBusWidthTGL - } else if currPlatform == PlatformJSL { + } else if currPlatform == PlatformJSL || currPlatform == PlatformCZN { return SPDValueBusWidthJSL } return 0 @@ -941,7 +946,11 @@ func usage() { fmt.Printf(" where,\n") fmt.Printf(" spd_dir = Directory path containing SPD files and manifest generated by gen_spd.go\n") fmt.Printf(" mem_parts_list_json = JSON File containing list of memory parts and attributes\n") - fmt.Printf(" platform = SoC Platform for which the SPDs are being generated\n\n\n") + fmt.Printf(" platform = SoC Platform for which the SPDs are being generated\n") + fmt.Printf(" supported platforms: ") + keys := reflect.ValueOf(platformMap).MapKeys() + fmt.Println(keys) + fmt.Printf("\n\n\n") } func main() { |