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 ---
Changes in v2: None
arch/x86/Kconfig | 78 +++++++++++++++++++++++++++++++++++- board/google/chromebook_link/Kconfig | 1 + 2 files changed, 78 insertions(+), 1 deletion(-)
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 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" diff --git a/board/google/chromebook_link/Kconfig b/board/google/chromebook_link/Kconfig index 3a4f557..7f79fd2 100644 --- a/board/google/chromebook_link/Kconfig +++ b/board/google/chromebook_link/Kconfig @@ -19,6 +19,7 @@ config BOARD_SPECIFIC_OPTIONS # dummy select SOUTHBRIDGE_INTEL_C216 select HAVE_ACPI_RESUME select MARK_GRAPHICS_MEM_WRCOMB + select BOARD_ROMSIZE_KB_8192
config MMCONF_BASE_ADDRESS hex