[U-Boot] [PATCH 18/26] x86: acpi: Align FACS table to a 64 byte boundary

Bin Meng bmeng.cn at gmail.com
Mon May 2 09:33:38 CEST 2016


Per ACPI spec, the FACS table address must be aligned to a 64 byte
boundary (Windows checks this, but Linux does not).

Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
---

 arch/x86/lib/acpi_table.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/lib/acpi_table.c b/arch/x86/lib/acpi_table.c
index 0e43452..9f2623a 100644
--- a/arch/x86/lib/acpi_table.c
+++ b/arch/x86/lib/acpi_table.c
@@ -338,7 +338,7 @@ u32 write_acpi_tables(u32 start)
 	current = ALIGN(current, 16);
 	xsdt = (struct acpi_xsdt *)current;
 	current += sizeof(struct acpi_xsdt);
-	current = ALIGN(current, 16);
+	current = ALIGN(current, 64);
 
 	/* clear all table memory */
 	memset((void *)start, 0, current - start);
-- 
1.8.2.1



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