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path: root/util/spd_tools/lp4x/gen_spd.go
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Diffstat (limited to 'util/spd_tools/lp4x/gen_spd.go')
-rw-r--r--util/spd_tools/lp4x/gen_spd.go236
1 files changed, 118 insertions, 118 deletions
diff --git a/util/spd_tools/lp4x/gen_spd.go b/util/spd_tools/lp4x/gen_spd.go
index 6f4f8955a5..aeb5e1923e 100644
--- a/util/spd_tools/lp4x/gen_spd.go
+++ b/util/spd_tools/lp4x/gen_spd.go
@@ -28,11 +28,11 @@ const (
SPDManifestFileName = "lp4x_spd_manifest.generated.txt"
PlatformTGLADL = 0
- PlatformJSL = 1
+ PlatformJSL = 1
PlatformCZN = 2
)
-var platformMap = map[string]int {
+var platformMap = map[string]int{
"TGL": PlatformTGLADL,
"JSL": PlatformJSL,
"ADL": PlatformTGLADL,
@@ -44,39 +44,39 @@ var currPlatform int
type memAttributes struct {
/* Primary attributes - must be provided by JSON file for each part */
DensityPerChannelGb int
- Banks int
- ChannelsPerDie int
- DiesPerPackage int
- BitWidthPerChannel int
- RanksPerChannel int
- SpeedMbps int
+ Banks int
+ ChannelsPerDie int
+ DiesPerPackage int
+ BitWidthPerChannel int
+ RanksPerChannel int
+ SpeedMbps int
/*
* All the following parameters are optional and required only if the part requires
* special parameters as per the datasheet.
*/
/* Timing parameters */
- TRFCABNs int
- TRFCPBNs int
+ TRFCABNs int
+ TRFCPBNs int
TRPABMinNs int
TRPPBMinNs int
- TCKMinPs int
- TCKMaxPs int
- TAAMinPs int
- TRCDMinNs int
+ TCKMinPs int
+ TCKMaxPs int
+ TAAMinPs int
+ TRCDMinNs int
/* CAS */
- CASLatencies string
- CASFirstByte byte
+ CASLatencies string
+ CASFirstByte byte
CASSecondByte byte
- CASThirdByte byte
+ CASThirdByte byte
}
/* This encodes the density in Gb to SPD values as per JESD 21-C */
-var densityGbToSPDEncoding = map[int]byte {
- 4: 0x4,
- 6: 0xb,
- 8: 0x5,
+var densityGbToSPDEncoding = map[int]byte{
+ 4: 0x4,
+ 6: 0xb,
+ 8: 0x5,
12: 0x8,
16: 0x6,
24: 0x9,
@@ -88,10 +88,10 @@ var densityGbToSPDEncoding = map[int]byte {
* Maps density per physical channel to row-column encoding as per JESD 21-C for a device with
* x16 physical channel.
*/
-var densityGbx16ChannelToRowColumnEncoding = map[int]byte {
- 4: 0x19, /* 15 rows, 10 columns */
- 6: 0x21, /* 16 rows, 10 columns */
- 8: 0x21, /* 16 rows, 10 columns */
+var densityGbx16ChannelToRowColumnEncoding = map[int]byte{
+ 4: 0x19, /* 15 rows, 10 columns */
+ 6: 0x21, /* 16 rows, 10 columns */
+ 8: 0x21, /* 16 rows, 10 columns */
12: 0x29, /* 17 rows, 10 columns */
16: 0x29, /* 17 rows, 10 columns */
}
@@ -101,11 +101,11 @@ var densityGbx16ChannelToRowColumnEncoding = map[int]byte {
* Maps density per physical channel to row-column encoding as per JESD 21-C for a device with
* x8 physical channel.
*/
-var densityGbx8ChannelToRowColumnEncoding = map[int]byte {
- 3: 0x21, /* 16 rows, 10 columns */
- 4: 0x21, /* 16 rows, 10 columns */
- 6: 0x29, /* 17 rows, 10 columns */
- 8: 0x29, /* 17 rows, 10 columns */
+var densityGbx8ChannelToRowColumnEncoding = map[int]byte{
+ 3: 0x21, /* 16 rows, 10 columns */
+ 4: 0x21, /* 16 rows, 10 columns */
+ 6: 0x29, /* 17 rows, 10 columns */
+ 8: 0x29, /* 17 rows, 10 columns */
12: 0x31, /* 18 rows, 10 columns */
16: 0x31, /* 18 rows, 10 columns */
}
@@ -120,7 +120,7 @@ type refreshTimings struct {
* Maps density per physical channel to refresh timings. This is the same for x8 and x16
* devices.
*/
-var densityGbPhysicalChannelToRefreshEncoding = map[int]refreshTimings {
+var densityGbPhysicalChannelToRefreshEncoding = map[int]refreshTimings{
3: {
TRFCABNs: 180,
TRFCPBNs: 90,
@@ -148,15 +148,15 @@ var densityGbPhysicalChannelToRefreshEncoding = map[int]refreshTimings {
}
type speedParams struct {
- TCKMinPs int
- TCKMaxPs int
+ TCKMinPs int
+ TCKMaxPs int
CASLatenciesx16Channel string
- CASLatenciesx8Channel string
+ CASLatenciesx8Channel string
}
const (
/* First Byte */
- CAS6 = 1 << 1
+ CAS6 = 1 << 1
CAS10 = 1 << 4
CAS14 = 1 << 7
/* Second Byte */
@@ -181,28 +181,28 @@ const (
TCKMaxPsDefault = 31875
)
-var speedMbpsToSPDEncoding = map[int]speedParams {
+var speedMbpsToSPDEncoding = map[int]speedParams{
4267: {
- TCKMinPs: 468, /* 1/4267 * 2 */
- TCKMaxPs: TCKMaxPsDefault,
+ TCKMinPs: 468, /* 1/4267 * 2 */
+ TCKMaxPs: TCKMaxPsDefault,
CASLatenciesx16Channel: "6 10 14 20 24 28 32 36",
- CASLatenciesx8Channel: "6 10 16 22 26 32 36 40",
+ CASLatenciesx8Channel: "6 10 16 22 26 32 36 40",
},
3733: {
- TCKMinPs: 535, /* 1/3733 * 2 */
- TCKMaxPs: TCKMaxPsDefault,
+ TCKMinPs: 535, /* 1/3733 * 2 */
+ TCKMaxPs: TCKMaxPsDefault,
CASLatenciesx16Channel: "6 10 14 20 24 28 32",
- CASLatenciesx8Channel: "6 10 16 22 26 32 36",
+ CASLatenciesx8Channel: "6 10 16 22 26 32 36",
},
3200: {
- TCKMinPs: 625, /* 1/3200 * 2 */
- TCKMaxPs: TCKMaxPsDefault,
+ TCKMinPs: 625, /* 1/3200 * 2 */
+ TCKMaxPs: TCKMaxPsDefault,
CASLatenciesx16Channel: "6 10 14 20 24 28",
- CASLatenciesx8Channel: "6 10 16 22 26 32",
+ CASLatenciesx8Channel: "6 10 16 22 26 32",
},
}
-var bankEncoding = map[int]byte {
+var bankEncoding = map[int]byte{
4: 0 << 4,
8: 1 << 4,
}
@@ -459,49 +459,49 @@ func encodeTRFCPBMinLsb(memAttribs *memAttributes) byte {
return byte(convNsToMtb(memAttribs.TRFCPBNs) & 0xff)
}
-type SPDAttribFunc func (*memAttributes) byte
+type SPDAttribFunc func(*memAttributes) byte
type SPDAttribTableEntry struct {
constVal byte
- getVal SPDAttribFunc
+ getVal SPDAttribFunc
}
const (
/* SPD Byte Index */
- SPDIndexSize = 0
- SPDIndexRevision = 1
- SPDIndexMemoryType = 2
- SPDIndexModuleType = 3
- SPDIndexDensityBanks = 4
- SPDIndexAddressing = 5
- SPDIndexPackageType = 6
- SPDIndexOptionalFeatures = 7
- SPDIndexModuleOrganization = 12
- SPDIndexBusWidth = 13
- SPDIndexTimebases = 17
- SPDIndexTCKMin = 18
- SPDIndexTCKMax = 19
- SPDIndexCASFirstByte = 20
- SPDIndexCASSecondByte = 21
- SPDIndexCASThirdByte = 22
- SPDIndexCASFourthByte = 23
- SPDIndexTAAMin = 24
- SPDIndexReadWriteLatency = 25
- SPDIndexTRCDMin = 26
- SPDIndexTRPABMin = 27
- SPDIndexTRPPBMin = 28
- SPDIndexTRFCABMinLSB = 29
- SPDIndexTRFCABMinMSB = 30
- SPDIndexTRFCPBMinLSB = 31
- SPDIndexTRFCPBMinMSB = 32
- SPDIndexTRPPBMinFineOffset = 120
- SPDIndexTRPABMinFineOffset = 121
- SPDIndexTRCDMinFineOffset = 122
- SPDIndexTAAMinFineOffset = 123
- SPDIndexTCKMaxFineOffset = 124
- SPDIndexTCKMinFineOffset = 125
+ SPDIndexSize = 0
+ SPDIndexRevision = 1
+ SPDIndexMemoryType = 2
+ SPDIndexModuleType = 3
+ SPDIndexDensityBanks = 4
+ SPDIndexAddressing = 5
+ SPDIndexPackageType = 6
+ SPDIndexOptionalFeatures = 7
+ SPDIndexModuleOrganization = 12
+ SPDIndexBusWidth = 13
+ SPDIndexTimebases = 17
+ SPDIndexTCKMin = 18
+ SPDIndexTCKMax = 19
+ SPDIndexCASFirstByte = 20
+ SPDIndexCASSecondByte = 21
+ SPDIndexCASThirdByte = 22
+ SPDIndexCASFourthByte = 23
+ SPDIndexTAAMin = 24
+ SPDIndexReadWriteLatency = 25
+ SPDIndexTRCDMin = 26
+ SPDIndexTRPABMin = 27
+ SPDIndexTRPPBMin = 28
+ SPDIndexTRFCABMinLSB = 29
+ SPDIndexTRFCABMinMSB = 30
+ SPDIndexTRFCPBMinLSB = 31
+ SPDIndexTRFCPBMinMSB = 32
+ SPDIndexTRPPBMinFineOffset = 120
+ SPDIndexTRPABMinFineOffset = 121
+ SPDIndexTRCDMinFineOffset = 122
+ SPDIndexTAAMinFineOffset = 123
+ SPDIndexTCKMaxFineOffset = 124
+ SPDIndexTCKMinFineOffset = 125
SPDIndexManufacturerPartNumberStartByte = 329
- SPDIndexManufacturerPartNumberEndByte = 348
+ SPDIndexManufacturerPartNumberEndByte = 348
/* SPD Byte Value */
@@ -562,39 +562,39 @@ const (
SPDValueManufacturerPartNumberBlank = 0x20
)
-var SPDAttribTable = map[int]SPDAttribTableEntry {
- SPDIndexSize: { constVal: SPDValueSize },
- SPDIndexRevision: { constVal: SPDValueRevision },
- SPDIndexMemoryType: { constVal: SPDValueMemoryType },
- SPDIndexModuleType: { constVal: SPDValueModuleType },
- SPDIndexDensityBanks: { getVal: encodeDensityBanks },
- SPDIndexAddressing: { getVal: encodeSdramAddressing },
- SPDIndexPackageType: { getVal: encodePackageType },
- SPDIndexOptionalFeatures: { constVal: SPDValueOptionalFeatures },
- SPDIndexModuleOrganization: { getVal: encodeModuleOrganization },
- SPDIndexBusWidth: { getVal: encodeBusWidth },
- SPDIndexTimebases: { constVal: SPDValueTimebases },
- SPDIndexTCKMin: { getVal: encodeTCKMin },
- SPDIndexTCKMax: { getVal: encodeTCKMax },
- SPDIndexTCKMaxFineOffset: { getVal: encodeTCKMaxFineOffset },
- SPDIndexTCKMinFineOffset: { getVal: encodeTCKMinFineOffset },
- SPDIndexCASFirstByte: { getVal: encodeCASFirstByte },
- SPDIndexCASSecondByte: { getVal: encodeCASSecondByte },
- SPDIndexCASThirdByte: { getVal: encodeCASThirdByte },
- SPDIndexCASFourthByte: { constVal: SPDValueCASFourthByte },
- SPDIndexTAAMin: { getVal: encodeTAAMin },
- SPDIndexTAAMinFineOffset: { getVal: encodeTAAMinFineOffset },
- SPDIndexReadWriteLatency: { constVal: SPDValueReadWriteLatency },
- SPDIndexTRCDMin: { getVal: encodeTRCDMin },
- SPDIndexTRCDMinFineOffset: { getVal: encodeTRCDMinFineOffset },
- SPDIndexTRPABMin: { getVal: encodeTRPABMin },
- SPDIndexTRPABMinFineOffset: { getVal: encodeTRPABMinFineOffset },
- SPDIndexTRPPBMin: { getVal: encodeTRPPBMin },
- SPDIndexTRPPBMinFineOffset: { getVal: encodeTRPPBMinFineOffset },
- SPDIndexTRFCABMinLSB: { getVal: encodeTRFCABMinLsb },
- SPDIndexTRFCABMinMSB: { getVal: encodeTRFCABMinMsb },
- SPDIndexTRFCPBMinLSB: { getVal: encodeTRFCPBMinLsb },
- SPDIndexTRFCPBMinMSB: { getVal: encodeTRFCPBMinMsb },
+var SPDAttribTable = map[int]SPDAttribTableEntry{
+ SPDIndexSize: {constVal: SPDValueSize},
+ SPDIndexRevision: {constVal: SPDValueRevision},
+ SPDIndexMemoryType: {constVal: SPDValueMemoryType},
+ SPDIndexModuleType: {constVal: SPDValueModuleType},
+ SPDIndexDensityBanks: {getVal: encodeDensityBanks},
+ SPDIndexAddressing: {getVal: encodeSdramAddressing},
+ SPDIndexPackageType: {getVal: encodePackageType},
+ SPDIndexOptionalFeatures: {constVal: SPDValueOptionalFeatures},
+ SPDIndexModuleOrganization: {getVal: encodeModuleOrganization},
+ SPDIndexBusWidth: {getVal: encodeBusWidth},
+ SPDIndexTimebases: {constVal: SPDValueTimebases},
+ SPDIndexTCKMin: {getVal: encodeTCKMin},
+ SPDIndexTCKMax: {getVal: encodeTCKMax},
+ SPDIndexTCKMaxFineOffset: {getVal: encodeTCKMaxFineOffset},
+ SPDIndexTCKMinFineOffset: {getVal: encodeTCKMinFineOffset},
+ SPDIndexCASFirstByte: {getVal: encodeCASFirstByte},
+ SPDIndexCASSecondByte: {getVal: encodeCASSecondByte},
+ SPDIndexCASThirdByte: {getVal: encodeCASThirdByte},
+ SPDIndexCASFourthByte: {constVal: SPDValueCASFourthByte},
+ SPDIndexTAAMin: {getVal: encodeTAAMin},
+ SPDIndexTAAMinFineOffset: {getVal: encodeTAAMinFineOffset},
+ SPDIndexReadWriteLatency: {constVal: SPDValueReadWriteLatency},
+ SPDIndexTRCDMin: {getVal: encodeTRCDMin},
+ SPDIndexTRCDMinFineOffset: {getVal: encodeTRCDMinFineOffset},
+ SPDIndexTRPABMin: {getVal: encodeTRPABMin},
+ SPDIndexTRPABMinFineOffset: {getVal: encodeTRPABMinFineOffset},
+ SPDIndexTRPPBMin: {getVal: encodeTRPPBMin},
+ SPDIndexTRPPBMinFineOffset: {getVal: encodeTRPPBMinFineOffset},
+ SPDIndexTRFCABMinLSB: {getVal: encodeTRFCABMinLsb},
+ SPDIndexTRFCABMinMSB: {getVal: encodeTRFCABMinMsb},
+ SPDIndexTRFCPBMinLSB: {getVal: encodeTRFCPBMinLsb},
+ SPDIndexTRFCPBMinMSB: {getVal: encodeTRFCPBMinMsb},
}
type memParts struct {
@@ -602,8 +602,8 @@ type memParts struct {
}
type memPart struct {
- Name string
- Attribs memAttributes
+ Name string
+ Attribs memAttributes
SPDFileName string
}
@@ -649,7 +649,7 @@ func createSPD(memAttribs *memAttributes) string {
for i := 0; i < 512; i++ {
b := getSPDByte(i, memAttribs)
- if (i + 1) % 16 == 0 {
+ if (i+1)%16 == 0 {
s += fmt.Sprintf("%02X\n", b)
} else {
s += fmt.Sprintf("%02X ", b)
@@ -827,7 +827,7 @@ func updateCAS(memAttribs *memAttributes) error {
latencies := strings.Fields(memAttribs.CASLatencies)
for i := 0; i < len(latencies); i++ {
- latency,err := strconv.Atoi(latencies[i])
+ latency, err := strconv.Atoi(latencies[i])
if err != nil {
return fmt.Errorf("Unable to convert latency ", latencies[i])
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-03 04:41:45 +0000