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-rw-r--r--util/spd_tools/ddr4/README.md20
-rw-r--r--util/spd_tools/ddr4/gen_part_id.go2
-rw-r--r--util/spd_tools/ddr4/gen_spd.go25
-rw-r--r--util/spd_tools/lp4x/README.md18
-rw-r--r--util/spd_tools/lp4x/gen_spd.go21
5 files changed, 47 insertions, 39 deletions
diff --git a/util/spd_tools/ddr4/README.md b/util/spd_tools/ddr4/README.md
index c78b06ff49..75275441a2 100644
--- a/util/spd_tools/ddr4/README.md
+++ b/util/spd_tools/ddr4/README.md
@@ -171,7 +171,7 @@ string like "9 10 11 12 14".
This tool generates the following files using the global list of
memory parts in JSON format as described above:
* De-duplicated SPDs required for the different memory parts. These
- SPD files are named (ddr4-spd-1.bin, ddr4-spd-2.bin, and so on)
+ SPD files are named (ddr4-spd-1.hex, ddr4-spd-2.hex, and so on)
and placed in the directory provided as an input to the tool.
* CSV file representing which of the deduplicated SPD files is used
by which memory part. This file is named as
@@ -179,11 +179,11 @@ memory parts in JSON format as described above:
as an input to the tool along with the generated SPD
files. Example CSV file:
```
- MEMORY_PART_A, ddr4-spd-1.bin
- MEMORY_PART_B, ddr4-spd-2.bin
- MEMORY_PART_C, ddr4-spd-3.bin
- MEMORY_PART_D, ddr4-spd-2.bin
- MEMORY_PART_E, ddr4-spd-2.bin
+ MEMORY_PART_A, ddr4-spd-1.hex
+ MEMORY_PART_B, ddr4-spd-2.hex
+ MEMORY_PART_C, ddr4-spd-3.hex
+ MEMORY_PART_D, ddr4-spd-2.hex
+ MEMORY_PART_E, ddr4-spd-2.hex
```
## Tool 2 - gen_part_id.go
@@ -242,10 +242,10 @@ Sample Makefile.inc:
## This is an auto-generated file. Do not edit!!
SPD_SOURCES =
-SPD_SOURCES += ddr4-spd-1.bin # ID = 0(0b0000) Parts = MEMORY_PART_A
-SPD_SOURCES += ddr4-spd-2.bin # ID = 1(0b0001) Parts = MEMORY_PART_B, MEMORY_PART_D
-SPD_SOURCES += ddr4-spd-empty.bin # ID = 2(0b0010)
-SPD_SOURCES += ddr4-spd-3.bin # ID = 2(0b0010) Parts = MEMORY_PART_C
+SPD_SOURCES += ddr4-spd-1.hex # ID = 0(0b0000) Parts = MEMORY_PART_A
+SPD_SOURCES += ddr4-spd-2.hex # ID = 1(0b0001) Parts = MEMORY_PART_B, MEMORY_PART_D
+SPD_SOURCES += ddr4-spd-empty.hex # ID = 2(0b0010)
+SPD_SOURCES += ddr4-spd-3.hex # ID = 2(0b0010) Parts = MEMORY_PART_C
```
NOTE: Empty entries may be required if there is a gap created by a memory part
with a fixed id.
diff --git a/util/spd_tools/ddr4/gen_part_id.go b/util/spd_tools/ddr4/gen_part_id.go
index f07e79b45a..135d5c885c 100644
--- a/util/spd_tools/ddr4/gen_part_id.go
+++ b/util/spd_tools/ddr4/gen_part_id.go
@@ -266,7 +266,7 @@ func genMakefile(partIdList []partIds, makefileDirName string) error {
for i := 0; i < len(partIdList); i++ {
if partIdList[i].SPDFileName == "" {
- s += fmt.Sprintf("SPD_SOURCES += %s ", "ddr4-spd-empty.bin")
+ s += fmt.Sprintf("SPD_SOURCES += %s ", "ddr4-spd-empty.hex")
s += fmt.Sprintf(" # ID = %d(0b%04b)\n", i, int64(i))
} else {
s += fmt.Sprintf("SPD_SOURCES += %s ", partIdList[i].SPDFileName)
diff --git a/util/spd_tools/ddr4/gen_spd.go b/util/spd_tools/ddr4/gen_spd.go
index b60ab03d81..3c8f71a263 100644
--- a/util/spd_tools/ddr4/gen_spd.go
+++ b/util/spd_tools/ddr4/gen_spd.go
@@ -3,7 +3,6 @@
package main
import (
- "bytes"
"encoding/json"
"fmt"
"io/ioutil"
@@ -969,8 +968,8 @@ func getSPDByte(index int, memAttribs *memAttributes) byte {
return e.constVal
}
-func createSPD(memAttribs *memAttributes) bytes.Buffer {
- var spd bytes.Buffer
+func createSPD(memAttribs *memAttributes) string {
+ var s string
for i := 0; i < 512; i++ {
var b byte = 0
@@ -978,10 +977,14 @@ func createSPD(memAttribs *memAttributes) bytes.Buffer {
b = getSPDByte(i, memAttribs)
}
- spd.WriteByte(b)
+ if (i + 1) % 16 == 0 {
+ s += fmt.Sprintf("%02X\n", b)
+ } else {
+ s += fmt.Sprintf("%02X ", b)
+ }
}
- return spd
+ return s
}
func dedupeMemoryPart(dedupedParts []*memPart, memPart *memPart) bool {
@@ -996,16 +999,16 @@ func dedupeMemoryPart(dedupedParts []*memPart, memPart *memPart) bool {
}
func generateSPD(memPart *memPart, SPDId int, SPDDirName string) {
- spd := createSPD(&memPart.Attribs)
- memPart.SPDFileName = fmt.Sprintf("ddr4-spd-%d.bin", SPDId)
- ioutil.WriteFile(filepath.Join(SPDDirName, memPart.SPDFileName), spd.Bytes(), 0644)
+ s := createSPD(&memPart.Attribs)
+ memPart.SPDFileName = fmt.Sprintf("ddr4-spd-%d.hex", SPDId)
+ ioutil.WriteFile(filepath.Join(SPDDirName, memPart.SPDFileName), []byte(s), 0644)
}
func generateEmptySPD(SPDDirName string) {
- spd := createSPD(nil)
- SPDFileName := "ddr4-spd-empty.bin"
- ioutil.WriteFile(filepath.Join(SPDDirName, SPDFileName), spd.Bytes(), 0644)
+ s := createSPD(nil)
+ SPDFileName := "ddr4-spd-empty.hex"
+ ioutil.WriteFile(filepath.Join(SPDDirName, SPDFileName), []byte(s), 0644)
}
func readMemoryParts(memParts *memParts, memPartsFileName string) error {
diff --git a/util/spd_tools/lp4x/README.md b/util/spd_tools/lp4x/README.md
index 0c49dadc4f..e614f259cf 100644
--- a/util/spd_tools/lp4x/README.md
+++ b/util/spd_tools/lp4x/README.md
@@ -168,7 +168,7 @@ Input JSON file requires the following two fields for every memory part:
This tool generates the following files using the global list of
memory parts in JSON format as described above:
* De-duplicated SPDs required for the different memory parts. These
- SPD files are named (spd_1.bin, spd_2.bin, spd_3.bin and so on)
+ SPD files are named (spd_1.hex, spd_2.hex, spd_3.hex and so on)
and placed in the directory provided as an input to the tool.
* CSV file representing which of the deduplicated SPD files is used
by which memory part. This file is named as
@@ -176,11 +176,11 @@ memory parts in JSON format as described above:
as an input to the tool along with the generated SPD
files. Example CSV file:
```
- MEMORY_PART_A, spd_1.bin
- MEMORY_PART_B, spd_2.bin
- MEMORY_PART_C, spd_3.bin
- MEMORY_PART_D, spd_2.bin
- MEMORY_PART_E, spd_2.bin
+ MEMORY_PART_A, spd_1.hex
+ MEMORY_PART_B, spd_2.hex
+ MEMORY_PART_C, spd_3.hex
+ MEMORY_PART_D, spd_2.hex
+ MEMORY_PART_E, spd_2.hex
```
## Tool 2 - gen_part_id.go
@@ -222,9 +222,9 @@ Sample Makefile.inc:
## This is an auto-generated file. Do not edit!!
SPD_SOURCES =
-SPD_SOURCES += spd_1.bin # ID = 0(0b0000) Parts = MEMORY_PART_A
-SPD_SOURCES += spd_2.bin # ID = 1(0b0001) Parts = MEMORY_PART_B, MEMORY_PART_D
-SPD_SOURCES += spd_3.bin # ID = 2(0b0010) Parts = MEMORY_PART_C
+SPD_SOURCES += spd_1.hex # ID = 0(0b0000) Parts = MEMORY_PART_A
+SPD_SOURCES += spd_2.hex # ID = 1(0b0001) Parts = MEMORY_PART_B, MEMORY_PART_D
+SPD_SOURCES += spd_3.hex # ID = 2(0b0010) Parts = MEMORY_PART_C
```
### Note of caution
diff --git a/util/spd_tools/lp4x/gen_spd.go b/util/spd_tools/lp4x/gen_spd.go
index 17388336d1..e63ca8df6f 100644
--- a/util/spd_tools/lp4x/gen_spd.go
+++ b/util/spd_tools/lp4x/gen_spd.go
@@ -3,7 +3,6 @@
package main
import (
- "bytes"
"encoding/json"
"fmt"
"io/ioutil"
@@ -638,14 +637,20 @@ func getSPDByte(index int, memAttribs *memAttributes) byte {
return e.constVal
}
-func createSPD(memAttribs *memAttributes) bytes.Buffer {
- var spd bytes.Buffer
+func createSPD(memAttribs *memAttributes) string {
+ var s string
for i := 0; i < 512; i++ {
- spd.WriteByte(getSPDByte(i, memAttribs))
+ b := getSPDByte(i, memAttribs)
+
+ if (i + 1) % 16 == 0 {
+ s += fmt.Sprintf("%02X\n", b)
+ } else {
+ s += fmt.Sprintf("%02X ", b)
+ }
}
- return spd
+ return s
}
func dedupeMemoryPart(dedupedParts []*memPart, memPart *memPart) bool {
@@ -660,9 +665,9 @@ func dedupeMemoryPart(dedupedParts []*memPart, memPart *memPart) bool {
}
func generateSPD(memPart *memPart, SPDId int, SPDDirName string) {
- spd := createSPD(&memPart.Attribs)
- memPart.SPDFileName = fmt.Sprintf("lp4x-spd-%d.bin", SPDId)
- ioutil.WriteFile(filepath.Join(SPDDirName, memPart.SPDFileName), spd.Bytes(), 0644)
+ s := createSPD(&memPart.Attribs)
+ memPart.SPDFileName = fmt.Sprintf("lp4x-spd-%d.hex", SPDId)
+ ioutil.WriteFile(filepath.Join(SPDDirName, memPart.SPDFileName), []byte(s), 0644)
}
func readMemoryParts(memParts *memParts, memPartsFileName string) error {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-18 02:10:10 +0000