From mboxrd@z Thu Jan 1 00:00:00 1970 From: al.stone@linaro.org (Al Stone) Date: Mon, 25 Apr 2016 12:49:38 -0600 Subject: [PATCH v4] ARM64: ACPI: Update documentation for latest specification version In-Reply-To: <20160419111545.GB9571@red-moon> References: <1461007942-20969-1-git-send-email-al.stone@linaro.org> <20160419111545.GB9571@red-moon> Message-ID: <571E66C2.3000007@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 04/19/2016 05:15 AM, Lorenzo Pieralisi wrote: > On Mon, Apr 18, 2016 at 01:32:22PM -0600, Al Stone wrote: >> The ACPI 6.1 specification was recently released at the end of January >> 2016, but the arm64 kernel documentation for the use of ACPI was written >> for the 5.1 version of the spec. There were significant additions to the >> spec that had not yet been mentioned -- for example, the 6.0 mechanisms >> added to make it easier to define processors and low power idle states, >> as well as the 6.1 addition allowing regular interrupts (not just from >> GPIO) be used to signal ACPI general purpose events. >> >> This patch reflects going back through and examining the specs in detail >> and updating content appropriately. Whilst there, a few odds and ends of >> typos were caught as well. This brings the documentation up to date with >> ACPI 6.1 for arm64. >> [snip...] >> @@ -185,9 +185,22 @@ tables (all section numbers refer to the ACPI 5.1 specfication): >> -- If PCI is supported, the MCFG (Memory mapped ConFiGuration >> Table), section 5.2.6, specifically Table 5-31. >> >> + -- If booting without a console= kernel parameter is >> + supported, the SPCR (Serial Port Console Redirection table), >> + section 5.2.6, specifically Table 5-31. >> + >> + -- If virtualization is supported, the IORT (Input Output Remapping >> + Table, section 5.2.6, specifically Table 5-31. > > Why only "If virtualization is supported" ? Missing closing bracket. Hrm. I guess that is an unnecessary qualification. > I still question sections of this document that IMHO do not belong > in the kernel documentation (but in the ACPI specs - eg _PRx methods > usage), anyway the information seems accurate so, pending changes above: > > Acked-by: Lorenzo Pieralisi > Thanks, Lorenzo. The suggested changes all seem fine; I'll include them in a v5. -- ciao, al ----------------------------------- Al Stone Software Engineer Linaro Enterprise Group al.stone at linaro.org -----------------------------------