x86: Use a macro for ROM table alignment

Define ROM_TABLE_ALIGN instead of using 1024 directly.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/arch/x86/include/asm/tables.h b/arch/x86/include/asm/tables.h
index 0aa6d9b33eafe70cf760f53a0b572559be50f424..9e6754f2a5a09948f5d99dd09a5291d57689ec4a 100644 (file)
--- a/arch/x86/include/asm/tables.h
+++ b/arch/x86/include/asm/tables.h
@@ -14,6 +14,8 @@
  */
 #define ROM_TABLE_ADDR 0xf0000
 
+#define ROM_TABLE_ALIGN        1024
+
 /**
  * table_compute_checksum() - Compute a table checksum
  *

diff --git a/arch/x86/lib/tables.c b/arch/x86/lib/tables.c
index fc6c0d852a6ed780569b7b9b034513df020ff09f..19b026093553e6d802cbe7c153859ec47abd9b3b 100644 (file)
--- a/arch/x86/lib/tables.c
+++ b/arch/x86/lib/tables.c
@@ -44,27 +44,27 @@ void write_tables(void)
 
 #ifdef CONFIG_GENERATE_PIRQ_TABLE
        rom_table_end = write_pirq_routing_table(rom_table_start);
-       rom_table_end = ALIGN(rom_table_end, 1024);
+       rom_table_end = ALIGN(rom_table_end, ROM_TABLE_ALIGN);
        rom_table_start = rom_table_end;
 #endif
 #ifdef CONFIG_GENERATE_SFI_TABLE
        rom_table_end = write_sfi_table(rom_table_start);
-       rom_table_end = ALIGN(rom_table_end, 1024);
+       rom_table_end = ALIGN(rom_table_end, ROM_TABLE_ALIGN);
        rom_table_start = rom_table_end;
 #endif
 #ifdef CONFIG_GENERATE_MP_TABLE
        rom_table_end = write_mp_table(rom_table_start);
-       rom_table_end = ALIGN(rom_table_end, 1024);
+       rom_table_end = ALIGN(rom_table_end, ROM_TABLE_ALIGN);
        rom_table_start = rom_table_end;
 #endif
 #ifdef CONFIG_GENERATE_ACPI_TABLE
        rom_table_end = write_acpi_tables(rom_table_start);
-       rom_table_end = ALIGN(rom_table_end, 1024);
+       rom_table_end = ALIGN(rom_table_end, ROM_TABLE_ALIGN);
        rom_table_start = rom_table_end;
 #endif
 #ifdef CONFIG_GENERATE_SMBIOS_TABLE
        rom_table_end = write_smbios_table(rom_table_start);
-       rom_table_end = ALIGN(rom_table_end, 1024);
+       rom_table_end = ALIGN(rom_table_end, ROM_TABLE_ALIGN);
        rom_table_start = rom_table_end;
 #endif
 }