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lmb: only force on arches that use it

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Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Mike Frysinger 2009-11-03 11:35:59 -05:00 committed by Wolfgang Denk
parent dac4d7e884
commit a16028da63
8 changed files with 40 additions and 20 deletions
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34
common/cmd_bootm.c
View file

@ -153,18 +153,6 @@ static boot_os_fn *boot_os[] = {
ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
static bootm_headers_t images; /* pointers to os/initrd/fdt images */
void __board_lmb_reserve(struct lmb *lmb)
{
/* please define platform specific board_lmb_reserve() */
}
void board_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__board_lmb_reserve")));
void __arch_lmb_reserve(struct lmb *lmb)
{
/* please define platform specific arch_lmb_reserve() */
}
void arch_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__arch_lmb_reserve")));
/* Allow for arch specific config before we boot */
void __arch_preboot_os(void)
{
@ -200,15 +188,11 @@ void arch_preboot_os(void) __attribute__((weak, alias("__arch_preboot_os")));
# error Unknown CPU type
#endif
static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
static void bootm_start_lmb(void)
{
#ifdef CONFIG_LMB
ulong mem_start;
phys_size_t mem_size;
void *os_hdr;
int ret;
memset ((void *)&images, 0, sizeof (images));
images.verify = getenv_yesno ("verify");
lmb_init(&images.lmb);
@ -219,6 +203,20 @@ static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
arch_lmb_reserve(&images.lmb);
board_lmb_reserve(&images.lmb);
#else
# define lmb_reserve(lmb, base, size)
#endif
}
static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
void *os_hdr;
int ret;
memset ((void *)&images, 0, sizeof (images));
images.verify = getenv_yesno ("verify");
bootm_start_lmb();
/* get kernel image header, start address and length */
os_hdr = boot_get_kernel (cmdtp, flag, argc, argv,

2
include/asm-m68k/config.h
View file

@ -21,4 +21,6 @@
#ifndef _ASM_CONFIG_H_
#define _ASM_CONFIG_H_
#define CONFIG_LMB
#endif

2
include/asm-ppc/config.h
View file

@ -21,6 +21,8 @@
#ifndef _ASM_CONFIG_H_
#define _ASM_CONFIG_H_
#define CONFIG_LMB
#ifndef CONFIG_MAX_MEM_MAPPED
#if defined(CONFIG_4xx) || defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
#define CONFIG_MAX_MEM_MAPPED ((phys_size_t)2 << 30)

2
include/asm-sparc/config.h
View file

@ -21,4 +21,6 @@
#ifndef _ASM_CONFIG_H_
#define _ASM_CONFIG_H_
#define CONFIG_LMB
#endif

2
include/image.h
View file

@ -256,7 +256,7 @@ typedef struct bootm_headers {
#define BOOTM_STATE_OS_GO (0x00000080)
int state;
#ifndef USE_HOSTCC
#ifdef CONFIG_LMB
struct lmb lmb; /* for memory mgmt */
#endif
} bootm_headers_t;

4
include/lmb.h
View file

@ -52,6 +52,10 @@ lmb_size_bytes(struct lmb_region *type, unsigned long region_nr)
{
return type->region[region_nr].size;
}
void board_lmb_reserve(struct lmb *lmb);
void arch_lmb_reserve(struct lmb *lmb);
#endif /* __KERNEL__ */
#endif /* _LINUX_LMB_H */

2
lib_generic/Makefile
View file

@ -38,7 +38,7 @@ COBJS-y += ctype.o
COBJS-y += display_options.o
COBJS-y += div64.o
COBJS-y += gunzip.o
COBJS-y += lmb.o
COBJS-$(CONFIG_LMB) += lmb.o
COBJS-y += ldiv.o
COBJS-$(CONFIG_MD5) += md5.o
COBJS-y += net_utils.o

12
lib_generic/lmb.c
View file

@ -334,3 +334,15 @@ int lmb_is_reserved(struct lmb *lmb, phys_addr_t addr)
}
return 0;
}
void __board_lmb_reserve(struct lmb *lmb)
{
/* please define platform specific board_lmb_reserve() */
}
void board_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__board_lmb_reserve")));
void __arch_lmb_reserve(struct lmb *lmb)
{
/* please define platform specific arch_lmb_reserve() */
}
void arch_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__arch_lmb_reserve")));