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[PATCH for-10.0 11/11] docs/specs/riscv-iommu.rst: add HPM support info
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From: |
Daniel Henrique Barboza |
|
Subject: |
[PATCH for-10.0 11/11] docs/specs/riscv-iommu.rst: add HPM support info |
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Date: |
Thu, 5 Dec 2024 10:30:03 -0300 |
Signed-off-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
---
docs/specs/riscv-iommu.rst | 2 ++
1 file changed, 2 insertions(+)
diff --git a/docs/specs/riscv-iommu.rst b/docs/specs/riscv-iommu.rst
index b1538c9ead..000c7e1f57 100644
--- a/docs/specs/riscv-iommu.rst
+++ b/docs/specs/riscv-iommu.rst
@@ -82,6 +82,8 @@ Several options are available to control the capabilities of
the device, namely:
- "off" (Out-of-reset translation mode: 'on' for DMA disabled, 'off' for
'BARE' (passthrough))
- "s-stage": enable s-stage support
- "g-stage": enable g-stage support
+- "hpm-counters": number of hardware performance counters available. Maximum
value is 31.
+ Default value is 31. Use 0 (zero) to disable HPM support
riscv-iommu-sys device
----------------------
--
2.47.1
- [PATCH for-10.0 00/11] riscv: IOMMU HPM support, Daniel Henrique Barboza, 2024/12/05
- [PATCH for-10.0 01/11] hw/riscv/riscv-iommu.h: add missing headers, Daniel Henrique Barboza, 2024/12/05
- [PATCH for-10.0 08/11] hw/riscv/riscv-iommu: add hpm events mmio write, Daniel Henrique Barboza, 2024/12/05
- [PATCH for-10.0 02/11] hw/riscv/riscv-iommu-bits.h: HPM bits, Daniel Henrique Barboza, 2024/12/05
- [PATCH for-10.0 06/11] hw/riscv/riscv-iommu: add IOCOUNTINH mmio writes, Daniel Henrique Barboza, 2024/12/05
- [PATCH for-10.0 07/11] hw/riscv/riscv-iommu: add IOHPMCYCLES mmio write, Daniel Henrique Barboza, 2024/12/05
- [PATCH for-10.0 04/11] hw/riscv/riscv-iommu: add riscv_iommu_hpm_incr_ctr(), Daniel Henrique Barboza, 2024/12/05
- [PATCH for-10.0 10/11] hw/riscv: add IOMMU HPM trace events, Daniel Henrique Barboza, 2024/12/05
- [PATCH for-10.0 09/11] hw/riscv/riscv-iommu.c: add RISCV_IOMMU_CAP_HPM cap, Daniel Henrique Barboza, 2024/12/05
- [PATCH for-10.0 03/11] hw/riscv/riscv-iommu: add riscv-iommu-hpm file, Daniel Henrique Barboza, 2024/12/05
- [PATCH for-10.0 11/11] docs/specs/riscv-iommu.rst: add HPM support info,
Daniel Henrique Barboza <=
- [PATCH for-10.0 05/11] hw/riscv/riscv-iommu: instantiate hpm_timer, Daniel Henrique Barboza, 2024/12/05