Re: [PATCH 1/2] hw/intc/arm_gicv3: Make ITT entry size configurable

2023-03-09 Thread Joelle van Dyne
On Fri, Dec 23, 2022 at 12:50 AM Alexander Graf wrote: > > An ITT entry is opaque to the OS. The only thing it does get told by HW is > its size. In theory, that size can be any byte aligned number, in practice > HW will always use power of 2s to simplify offset calculation. We currently > expose

[PATCH 1/2] hw/intc/arm_gicv3: Make ITT entry size configurable

2022-12-23 Thread Alexander Graf
An ITT entry is opaque to the OS. The only thing it does get told by HW is its size. In theory, that size can be any byte aligned number, in practice HW will always use power of 2s to simplify offset calculation. We currently expose the size as 12, which is not a power of 2. To prepare for a futur