x86: Make ROM_SIZE configurable in Kconfig
Currently the ROM_SIZE is hardcoded to 8MB in arch/x86/Kconfig. This
will not be the case when adding additional board support. Hence we
make ROM_SIZE configurable (512KB/1MB/2MB/4MB/8MB/16MB) and have the
board Kconfig file select the default ROM_SIZE.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 4f5ce38..fdfb618 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -61,9 +61,85 @@
config SMM_TSEG_SIZE
hex
+config BOARD_ROMSIZE_KB_512
+ bool
+config BOARD_ROMSIZE_KB_1024
+ bool
+config BOARD_ROMSIZE_KB_2048
+ bool
+config BOARD_ROMSIZE_KB_4096
+ bool
+config BOARD_ROMSIZE_KB_8192
+ bool
+config BOARD_ROMSIZE_KB_16384
+ bool
+
+choice
+ prompt "ROM chip size"
+ default UBOOT_ROMSIZE_KB_512 if BOARD_ROMSIZE_KB_512
+ default UBOOT_ROMSIZE_KB_1024 if BOARD_ROMSIZE_KB_1024
+ default UBOOT_ROMSIZE_KB_2048 if BOARD_ROMSIZE_KB_2048
+ default UBOOT_ROMSIZE_KB_4096 if BOARD_ROMSIZE_KB_4096
+ default UBOOT_ROMSIZE_KB_8192 if BOARD_ROMSIZE_KB_8192
+ default UBOOT_ROMSIZE_KB_16384 if BOARD_ROMSIZE_KB_16384
+ help
+ Select the size of the ROM chip you intend to flash U-Boot on.
+
+ The build system will take care of creating a u-boot.rom file
+ of the matching size.
+
+config UBOOT_ROMSIZE_KB_512
+ bool "512 KB"
+ help
+ Choose this option if you have a 512 KB ROM chip.
+
+config UBOOT_ROMSIZE_KB_1024
+ bool "1024 KB (1 MB)"
+ help
+ Choose this option if you have a 1024 KB (1 MB) ROM chip.
+
+config UBOOT_ROMSIZE_KB_2048
+ bool "2048 KB (2 MB)"
+ help
+ Choose this option if you have a 2048 KB (2 MB) ROM chip.
+
+config UBOOT_ROMSIZE_KB_4096
+ bool "4096 KB (4 MB)"
+ help
+ Choose this option if you have a 4096 KB (4 MB) ROM chip.
+
+config UBOOT_ROMSIZE_KB_8192
+ bool "8192 KB (8 MB)"
+ help
+ Choose this option if you have a 8192 KB (8 MB) ROM chip.
+
+config UBOOT_ROMSIZE_KB_16384
+ bool "16384 KB (16 MB)"
+ help
+ Choose this option if you have a 16384 KB (16 MB) ROM chip.
+
+endchoice
+
+# Map the config names to an integer (KB).
+config UBOOT_ROMSIZE_KB
+ int
+ default 512 if UBOOT_ROMSIZE_KB_512
+ default 1024 if UBOOT_ROMSIZE_KB_1024
+ default 2048 if UBOOT_ROMSIZE_KB_2048
+ default 4096 if UBOOT_ROMSIZE_KB_4096
+ default 8192 if UBOOT_ROMSIZE_KB_8192
+ default 16384 if UBOOT_ROMSIZE_KB_16384
+
+# Map the config names to a hex value (bytes).
config ROM_SIZE
hex
- default 0x800000
+ default 0x80000 if UBOOT_ROMSIZE_KB_512
+ default 0x100000 if UBOOT_ROMSIZE_KB_1024
+ default 0x200000 if UBOOT_ROMSIZE_KB_2048
+ default 0x400000 if UBOOT_ROMSIZE_KB_4096
+ default 0x800000 if UBOOT_ROMSIZE_KB_8192
+ default 0xc00000 if UBOOT_ROMSIZE_KB_12288
+ default 0x1000000 if UBOOT_ROMSIZE_KB_16384
config HAVE_INTEL_ME
bool "Platform requires Intel Management Engine"