git: b1819983e70f - main - stand: Stop setting hints for bios loader too
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Date: Thu, 01 Sep 2022 16:42:17 UTC
The branch main has been updated by imp: URL: https://cgit.FreeBSD.org/src/commit/?id=b1819983e70f5b8890404b7e07d17888d0cccfb6 commit b1819983e70f5b8890404b7e07d17888d0cccfb6 Author: Warner Losh <imp@FreeBSD.org> AuthorDate: 2022-09-01 16:33:09 +0000 Commit: Warner Losh <imp@FreeBSD.org> CommitDate: 2022-09-01 16:33:09 +0000 stand: Stop setting hints for bios loader too Catch up to 2753bbe71b5a and remove the old hints. Sponsored by: Netflix --- stand/i386/libi386/biosacpi.c | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/stand/i386/libi386/biosacpi.c b/stand/i386/libi386/biosacpi.c index 236c3fc45e7b..3bda472f3fc6 100644 --- a/stand/i386/libi386/biosacpi.c +++ b/stand/i386/libi386/biosacpi.c @@ -63,36 +63,24 @@ biosacpi_detect(void) /* * Report the RSDP to the kernel. While this can be found with * a BIOS boot, the RSDP may be elsewhere when booted from UEFI. - * The old code used the 'hints' method to communite this to - * the kernel. However, while convenient, the 'hints' method - * is fragile and does not work when static hints are compiled - * into the kernel. Instead, move to setting different tunables - * that start with acpi. The old 'hints' can be removed before - * we branch for FreeBSD 12. */ sprintf(buf, "0x%08x", VTOP(rsdp)); - setenv("hint.acpi.0.rsdp", buf, 1); setenv("acpi.rsdp", buf, 1); revision = rsdp->Revision; if (revision == 0) revision = 1; sprintf(buf, "%d", revision); - setenv("hint.acpi.0.revision", buf, 1); setenv("acpi.revision", buf, 1); strncpy(buf, rsdp->OemId, sizeof(rsdp->OemId)); buf[sizeof(rsdp->OemId)] = '\0'; - setenv("hint.acpi.0.oem", buf, 1); setenv("acpi.oem", buf, 1); sprintf(buf, "0x%08x", rsdp->RsdtPhysicalAddress); - setenv("hint.acpi.0.rsdt", buf, 1); setenv("acpi.rsdt", buf, 1); if (revision >= 2) { /* XXX extended checksum? */ sprintf(buf, "0x%016llx", rsdp->XsdtPhysicalAddress); - setenv("hint.acpi.0.xsdt", buf, 1); setenv("acpi.xsdt", buf, 1); sprintf(buf, "%d", rsdp->Length); - setenv("hint.acpi.0.xsdt_length", buf, 1); setenv("acpi.xsdt_length", buf, 1); } }