This enables generic board support so that x86 boards can define CONFIG_SYS_GENERIC_BOARD.
Signed-off-by: Simon Glass sjg@chromium.org ---
arch/x86/config.mk | 3 --- arch/x86/include/asm/global_data.h | 7 +++++++ arch/x86/include/asm/u-boot.h | 11 +++++++++++ arch/x86/lib/Makefile | 4 +++- common/board_r.c | 5 +++++ 5 files changed, 26 insertions(+), 4 deletions(-)
diff --git a/arch/x86/config.mk b/arch/x86/config.mk index 7be3036..23cacff 100644 --- a/arch/x86/config.mk +++ b/arch/x86/config.mk @@ -48,6 +48,3 @@ NORMAL_LIBGCC = $(shell $(CC) $(CFLAGS) -print-libgcc-file-name) PREFIXED_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/$(shell basename $(NORMAL_LIBGCC))
export USE_PRIVATE_LIBGCC=$(shell dirname $(PREFIXED_LIBGCC)) - -# Move to unified board system later -CONFIG_SYS_LEGACY_BOARD := y diff --git a/arch/x86/include/asm/global_data.h b/arch/x86/include/asm/global_data.h index 05a2139..c5df175 100644 --- a/arch/x86/include/asm/global_data.h +++ b/arch/x86/include/asm/global_data.h @@ -23,6 +23,11 @@
#ifndef __ASM_GBL_DATA_H #define __ASM_GBL_DATA_H + +#ifdef CONFIG_SYS_GENERIC_BOARD +/* Use the generic board which requires a unified global_data */ +#include <asm-generic/global_data.h> +#else /* * The following data structure is placed in some memory wich is * available very early after boot (like DPRAM on MPC8xx/MPC82xx, or @@ -73,6 +78,8 @@ extern gd_t *gd; #define GD_FLG_DISABLE_CONSOLE 0x00040 /* Disable console (in & out) */ #define GD_FLG_ENV_READY 0x00080 /* Environment imported into hash table */
+#endif /* nCONFIG_SYS_GENERIC_BOARD */ + #if 0 #define DECLARE_GLOBAL_DATA_PTR #else diff --git a/arch/x86/include/asm/u-boot.h b/arch/x86/include/asm/u-boot.h index dd42209..ef8b7d5 100644 --- a/arch/x86/include/asm/u-boot.h +++ b/arch/x86/include/asm/u-boot.h @@ -36,6 +36,13 @@ #ifndef _U_BOOT_H_ #define _U_BOOT_H_ 1
+#ifdef CONFIG_SYS_GENERIC_BOARD +/* Use the generic board which requires a unified bd_info */ +#include <asm-generic/u-boot.h> +#else + +#ifndef __ASSEMBLY__ + typedef struct bd_info { unsigned long bi_memstart; /* start of DRAM memory */ phys_size_t bi_memsize; /* size of DRAM memory in bytes */ @@ -58,6 +65,10 @@ typedef struct bd_info { }bi_dram[CONFIG_NR_DRAM_BANKS]; } bd_t;
+#endif /* __ASSEMBLY__ */ + +#endif /* nCONFIG_SYS_GENERIC_BOARD */ + /* For image.h:image_check_target_arch() */ #define IH_ARCH_DEFAULT IH_ARCH_I386
diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile index d584aa4..8a6f8eb 100644 --- a/arch/x86/lib/Makefile +++ b/arch/x86/lib/Makefile @@ -30,7 +30,9 @@ SOBJS-$(CONFIG_SYS_PCI_BIOS) += bios_pci.o SOBJS-$(CONFIG_SYS_X86_REALMODE) += realmode_switch.o
COBJS-$(CONFIG_SYS_PC_BIOS) += bios_setup.o -COBJS-y += board.o +ifeq ($(CONFIG_SYS_GENERIC_BOARD),) +COBJS-y += board.o +endif COBJS-y += bootm.o COBJS-y += gcc.o COBJS-y += interrupts.o diff --git a/common/board_r.c b/common/board_r.c index d63c138..807aec8 100644 --- a/common/board_r.c +++ b/common/board_r.c @@ -56,12 +56,15 @@ static int initr_reloc(void) * Some of these functions are needed purely because the functions they * call return void. If we change them to return 0, these stubs can go away. */ +#ifdef CONFIG_ARM static int initr_caches(void) { + /* TODO: sort out x86 code here */ /* Enable caches */ enable_caches(); return 0; } +#endif
static int initr_reloc_global_data(void) { @@ -232,11 +235,13 @@ static int initr_api(void) #endif
/* enable exceptions */ +#ifdef CONFIG_ARM static int initr_enable_interrupts(void) { enable_interrupts(); return 0; } +#endif
#ifdef CONFIG_CMD_NET static int initr_ethaddr(void)