diff options
| author | Patrick Rudolph <patrick.rudolph@9elements.com> | 2020-02-28 10:19:41 +0100 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-03-02 11:48:11 +0000 |
| commit | c8b0f31ca1b6cae993736d47d919080b6c186c6f (patch) | |
| tree | 33a0fbe498c1cb58ea18a3b8ed9f2d688a5a676e /src/arch/x86 | |
| parent | d778b3bc9098a03cf955918e3e3b33a4e4c5e99f (diff) | |
acpi: Bump FADT to revision 6
Some of the revision 4 FADT fields were already updated to ACPI
spec revision 6, but not all of them. In addition the advertised
FADT revision was 3.
Implement all fields as defined in version 6 and bump the advertised
FADT revision to 6.
Change-Id: I10c1e2517df41159ab9b04f763d3805ecba50ffa
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39157
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'src/arch/x86')
| -rw-r--r-- | src/arch/x86/acpi.c | 2 | ||||
| -rw-r--r-- | src/arch/x86/include/arch/acpi.h | 9 |
2 files changed, 8 insertions, 3 deletions
diff --git a/src/arch/x86/acpi.c b/src/arch/x86/acpi.c index 6dab3733cc..b9e896f7de 100644 --- a/src/arch/x86/acpi.c +++ b/src/arch/x86/acpi.c @@ -1563,7 +1563,7 @@ int get_acpi_table_revision(enum acpi_tables table) { switch (table) { case FADT: - return ACPI_FADT_REV_ACPI_3_0; + return ACPI_FADT_REV_ACPI_6_0; case MADT: /* ACPI 3.0: 2, ACPI 4.0/5.0: 3, ACPI 6.2b/6.3: 5 */ return 2; case MCFG: diff --git a/src/arch/x86/include/arch/acpi.h b/src/arch/x86/include/arch/acpi.h index 68475c157e..67f4be2d53 100644 --- a/src/arch/x86/include/arch/acpi.h +++ b/src/arch/x86/include/arch/acpi.h @@ -529,8 +529,8 @@ typedef struct acpi_fadt { u32 flags; acpi_addr_t reset_reg; u8 reset_value; - u16 ARM_boot_arch; - u8 FADT_MinorVersion; + u16 ARM_boot_arch; /* Revision 6 only, Revision 5: Must be zero */ + u8 FADT_MinorVersion; /* Revision 6 only, Revision 5: Must be zero */ u32 x_firmware_ctl_l; u32 x_firmware_ctl_h; u32 x_dsdt_l; @@ -543,6 +543,11 @@ typedef struct acpi_fadt { acpi_addr_t x_pm_tmr_blk; acpi_addr_t x_gpe0_blk; acpi_addr_t x_gpe1_blk; + /* Revision 5 */ + acpi_addr_t sleep_control_reg; + acpi_addr_t sleep_status_reg; + /* Revision 6 */ + u64 hypervisor_vendor_identity; } __packed acpi_fadt_t; /* FADT TABLE Revision values */ |