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fix: ffu flash algo

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This commit is contained in:
Gustave Monce
2024-06-21 00:13:33 +02:00
parent 66b4e35aab
commit 321423d175
1 changed files with 22 additions and 5 deletions
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UnifiedFlashingPlatformTransport.WPI.cs
+22 -5
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@@ -219,7 +219,7 @@ namespace UnifiedFlashingPlatform
const string Header = "NOKXFS";
Buffer.BlockCopy(System.Text.Encoding.ASCII.GetBytes(Header), 0, Request, 0, Header.Length);
Buffer.BlockCopy(BigEndian.GetBytes((int)FfuProtocol.ProtocolSyncV2, 2), 0, Request, 0x06, 2); // Protocol version = 0x0001
Buffer.BlockCopy(BigEndian.GetBytes((int)FfuProtocol.ProtocolAsyncV1, 2), 0, Request, 0x06, 2); // Protocol version = 0x0001
Request[0x08] = 0; // Progress = 0%
Request[0x0B] = 1; // Subblock count = 1
@@ -440,10 +440,6 @@ namespace UnifiedFlashingPlatform
FfuFile.Seek(position, SeekOrigin.Begin);
byte[] FfuHeader = new byte[CombinedFFUHeaderSize];
FfuFile.Read(FfuHeader, 0, (int)CombinedFFUHeaderSize);
SendFfuHeaderV1(FfuHeader, Options);
ulong Position = CombinedFFUHeaderSize;
byte[] Payload;
int ChunkCount = 0;
@@ -451,6 +447,10 @@ namespace UnifiedFlashingPlatform
if ((Info.SecureFfuSupportedProtocolMask & (ushort)FfuProtocol.ProtocolSyncV2) == 0)
{
// Protocol v1
byte[] FfuHeader = new byte[CombinedFFUHeaderSize];
FfuFile.Read(FfuHeader, 0, (int)CombinedFFUHeaderSize);
SendFfuHeaderV1(FfuHeader, Options);
Payload = new byte[chunkSize];
while (Position < (ulong)FfuFile.Length)
@@ -466,6 +466,23 @@ namespace UnifiedFlashingPlatform
else
{
// Protocol v2
byte[] FfuHeader = new byte[Info.WriteBufferSize];
uint HeaderPosition = 0;
while (HeaderPosition < CombinedFFUHeaderSize)
{
uint PayloadSize = Info.WriteBufferSize;
if ((CombinedFFUHeaderSize - Position) < PayloadSize)
{
PayloadSize = (uint)(CombinedFFUHeaderSize - Position);
FfuHeader = new byte[PayloadSize];
}
FfuFile.Read(FfuHeader, 0, (int)PayloadSize);
SendFfuHeaderV2((uint)CombinedFFUHeaderSize, HeaderPosition, FfuHeader, Options);
HeaderPosition += PayloadSize;
}
Payload = new byte[Info.WriteBufferSize];
while (Position < (ulong)FfuFile.Length)