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→CreateSystemUpdateTask
! Cmd || Name
! Cmd || Name
|-
|-
| 0 || CreateSystemUpdateTask
| 0 || [[#CreateSystemUpdateTask]]
|-
|-
| 1 || [[#DestroySystemUpdateTask]]
| 1 || [[#DestroySystemUpdateTask]]
[8.0.0+] Cmd76 now takes an additional 0x8-bytes of input.
[8.0.0+] Cmd76 now takes an additional 0x8-bytes of input.
== CreateSystemUpdateTask ==
Takes an input u32 firmware_variation, an u32 '''unk''', an input 0x10-byte struct, returns an output [[#SystemUpdateTask]].
Official sw sets '''unk''' to: <code>unk = inflag & 1 ? 0xC : 0x4</code>.
Structure of the input struct:
{| class="wikitable" border="1"
|-
! Offset
! Size
! Description
|-
| 0x0 || 0x8 || Unknown
|-
| 0x8 || 0x4 || Unknown
|-
| 0xC || 0x1 || Unknown
|-
| 0xD || 0x1 || Unknown
|-
| 0xE || 0x2 || Padding?
|}
== DestroySystemUpdateTask ==
== DestroySystemUpdateTask ==
| 0x0 || 0x1 || Status
| 0x0 || 0x1 || Status
|-
|-
| 0x1 || 0xF || ?
| 0x1 || 0x7 || ?
|-
| 0x8 || 0x8 || Unknown
|-
|-
| 0x10 || 0x8 || DownloadSize
| 0x10 || 0x8 || DownloadSize
This is a 0x28-byte struct. [3.0.0+] This is a 0x38-byte struct. [5.0.0+] This is a 0x40-byte struct.
This is a 0x28-byte struct. [3.0.0+] This is a 0x38-byte struct. [5.0.0+] This is a 0x40-byte struct.
The two u64s at +0x28/+0x30 are used to calculate "ThroughputKBps".
The 0x10-bytes at +0x8 are returned by [[NS_Services#GetDownloadProgress]].
The two u64s at +0x28/+0x30 are used by [[NS_Services|NS]] to calculate "ThroughputKBps" for a SystemPlayReport.
== NetworkInstallTask ==
== NetworkInstallTask ==