Date: Tue, 9 Jun 2020 17:07:43 +0000 (UTC) From: Ruslan Bukin <br@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r361976 - head/sys/dev/acpica Message-ID: <202006091707.059H7hO3020747@repo.freebsd.org>
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Author: br Date: Tue Jun 9 17:07:42 2020 New Revision: 361976 URL: https://svnweb.freebsd.org/changeset/base/361976 Log: Similar to UART on ThunderX2, the ARM Coresight (ETM component) set ResourceProducer on memory resources: ignore it. Tested on ARM N1SDP board. Sponsored by: DARPA, AFRL Modified: head/sys/dev/acpica/acpi_resource.c Modified: head/sys/dev/acpica/acpi_resource.c ============================================================================== --- head/sys/dev/acpica/acpi_resource.c Tue Jun 9 16:43:23 2020 (r361975) +++ head/sys/dev/acpica/acpi_resource.c Tue Jun 9 17:07:42 2020 (r361976) @@ -484,6 +484,10 @@ acpi_parse_resources(device_t dev, ACPI_HANDLE handle, if (acpi_MatchHid(handle, "ARMH0011") != ACPI_MATCHHID_NOMATCH) arc.ignore_producer_flag = true; + /* ARM Coresight on N1SDP set ResourceProducer on memory resources. */ + if (acpi_MatchHid(handle, "ARMHC500") != ACPI_MATCHHID_NOMATCH) + arc.ignore_producer_flag = true; + status = AcpiWalkResources(handle, "_CRS", acpi_parse_resource, &arc); if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) { printf("can't fetch resources for %s - %s\n",
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