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7649 loader.efi: fix extraction of firmare table info for smbios and …
…acpi. Reviewed by: Robert Mustacchi <rm@joyent.com> Reviewed by: Richard Lowe <richlowe@richlowe.net> Approved by: Hans Rosenfeld <rosenfeld@grumpf.hope-2000.org>
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/* | ||
* This file and its contents are supplied under the terms of the | ||
* Common Development and Distribution License ("CDDL"), version 1.0. | ||
* You may only use this file in accordance with the terms of version | ||
* 1.0 of the CDDL. | ||
* | ||
* A full copy of the text of the CDDL should have accompanied this | ||
* source. A copy of the CDDL is also available via the Internet at | ||
* http://www.illumos.org/license/CDDL. | ||
*/ | ||
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/* | ||
* Copyright 2016 Tooams Soome <tsoome@me.com> | ||
*/ | ||
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#include <sys/cdefs.h> | ||
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#include <stand.h> | ||
#include <machine/stdarg.h> | ||
#include <bootstrap.h> | ||
#include <efi.h> | ||
#include <efilib.h> | ||
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#include "platform/acfreebsd.h" | ||
#include "acconfig.h" | ||
#define ACPI_SYSTEM_XFACE | ||
#include "actypes.h" | ||
#include "actbl.h" | ||
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ACPI_TABLE_RSDP *rsdp; | ||
static EFI_GUID acpi_guid = ACPI_TABLE_GUID; | ||
static EFI_GUID acpi20_guid = ACPI_20_TABLE_GUID; | ||
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void | ||
acpi_detect(void) | ||
{ | ||
char buf[24]; | ||
int revision; | ||
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if ((rsdp = efi_get_table(&acpi20_guid)) == NULL) | ||
rsdp = efi_get_table(&acpi_guid); | ||
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if (rsdp == NULL) | ||
return; | ||
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/* export values from the RSDP */ | ||
#ifdef _LP64 | ||
snprintf(buf, sizeof (buf), "0x%016llx", (unsigned long long)rsdp); | ||
#else | ||
snprintf(buf, sizeof (buf), "0x%08x", (unsigned int)rsdp); | ||
#endif | ||
setenv("acpi.rsdp", buf, 1); | ||
revision = rsdp->Revision; | ||
if (revision == 0) | ||
revision = 1; | ||
snprintf(buf, sizeof (buf), "%d", revision); | ||
setenv("acpi.revision", buf, 1); | ||
strncpy(buf, rsdp->OemId, sizeof(rsdp->OemId)); | ||
buf[sizeof(rsdp->OemId)] = '\0'; | ||
setenv("acpi.oem", buf, 1); | ||
#ifdef _LP64 | ||
snprintf(buf, sizeof (buf), "0x%016llx", | ||
(unsigned long long)rsdp->RsdtPhysicalAddress); | ||
#else | ||
snprintf(buf, sizeof (buf), "0x%08x", rsdp->RsdtPhysicalAddress); | ||
#endif | ||
setenv("acpi.rsdt", buf, 1); | ||
if (revision >= 2) { | ||
snprintf(buf, sizeof (buf), "0x%016llx", | ||
(unsigned long long)rsdp->XsdtPhysicalAddress); | ||
setenv("acpi.xsdt", buf, 1); | ||
snprintf(buf, sizeof (buf), "%d", rsdp->Length); | ||
setenv("acpi.xsdt_length", buf, 1); | ||
} | ||
} |
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