IPCCommandExample

Revision as of 15:46, 9 September 2016 by Neobrain (talk | contribs) (As suggested by wwylele)

Request

Index Word Description
0 Header code [0x00040080]
1 GPU address based at 0x1EB00000, must be word-aligned
2 Size, must be <=0x80 and word-aligned

The handler for this IPC command expects the following 0x100-bytes after the beginning of the above command buffer:

Index Word Description
0 Header code [0x00040080]
1 Descriptor for static buffer (id 0)
2 Output buffer address

Response

Index Word Description
0 Header code
1 Result code
2 Descriptor for static buffer (id 0)
3 Output data pointer

Description

The GPU register offset must be <0x420000.