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authorYork Sun <yorksun@freescale.com>2014-02-11 11:57:26 -0800
committerTom Rini <trini@ti.com>2014-02-21 11:06:13 -0500
commite38661634b3d60af80d85ce9eb570a45db4729ca (patch)
treea7a7f3272ccac9757c941c9c71525fd7adf5ccd5 /arch
parent6b1e1254f326940e5b65c7029f71b964bdf28fd4 (diff)
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common: Add get_effective_memsize() to memsize.c
This function has been around for powerpc. It is used for systems with memory more than CONFIG_MAX_MEM_MAPPED. In case of non-contiguous memory, this feature can limit U-boot to one block without going over the limit. Signed-off-by: York Sun <yorksun@freescale.com> Acked-by: Albert ARIBAUD <albert.u.boot@aribaud.net>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/lib/board.c2
-rw-r--r--arch/powerpc/cpu/mpc512x/traps.c1
-rw-r--r--arch/powerpc/cpu/mpc85xx/traps.c1
-rw-r--r--arch/powerpc/cpu/mpc86xx/traps.c1
-rw-r--r--arch/powerpc/lib/board.c18
-rw-r--r--arch/powerpc/lib/bootm.c1
6 files changed, 1 insertions, 23 deletions
diff --git a/arch/arm/lib/board.c b/arch/arm/lib/board.c
index c320a35..ba62394 100644
--- a/arch/arm/lib/board.c
+++ b/arch/arm/lib/board.c
@@ -318,7 +318,7 @@ void board_init_f(ulong bootflag)
gd->ram_size -= CONFIG_SYS_MEM_TOP_HIDE;
#endif
- addr = CONFIG_SYS_SDRAM_BASE + gd->ram_size;
+ addr = CONFIG_SYS_SDRAM_BASE + get_effective_memsize();
#ifdef CONFIG_LOGBUFFER
#ifndef CONFIG_ALT_LB_ADDR
diff --git a/arch/powerpc/cpu/mpc512x/traps.c b/arch/powerpc/cpu/mpc512x/traps.c
index 1016991..9f5bcd7 100644
--- a/arch/powerpc/cpu/mpc512x/traps.c
+++ b/arch/powerpc/cpu/mpc512x/traps.c
@@ -27,7 +27,6 @@ extern unsigned long search_exception_table(unsigned long);
* amount of memory on the system if we're unable to keep all
* the memory mapped in.
*/
-extern ulong get_effective_memsize(void);
#define END_OF_MEM (gd->bd->bi_memstart + get_effective_memsize())
/*
diff --git a/arch/powerpc/cpu/mpc85xx/traps.c b/arch/powerpc/cpu/mpc85xx/traps.c
index 3ef6e4a..24adbc3 100644
--- a/arch/powerpc/cpu/mpc85xx/traps.c
+++ b/arch/powerpc/cpu/mpc85xx/traps.c
@@ -35,7 +35,6 @@ extern unsigned long search_exception_table(unsigned long);
* amount of memory on the system if we're unable to keep all
* the memory mapped in.
*/
-extern ulong get_effective_memsize(void);
#define END_OF_MEM (gd->bd->bi_memstart + get_effective_memsize())
static __inline__ void set_tsr(unsigned long val)
diff --git a/arch/powerpc/cpu/mpc86xx/traps.c b/arch/powerpc/cpu/mpc86xx/traps.c
index 0b7ea3b..92fb537 100644
--- a/arch/powerpc/cpu/mpc86xx/traps.c
+++ b/arch/powerpc/cpu/mpc86xx/traps.c
@@ -29,7 +29,6 @@ extern unsigned long search_exception_table(unsigned long);
* amount of memory on the system if we're unable to keep all
* the memory mapped in.
*/
-extern ulong get_effective_memsize(void);
#define END_OF_MEM (gd->bd->bi_memstart + get_effective_memsize())
/*
diff --git a/arch/powerpc/lib/board.c b/arch/powerpc/lib/board.c
index 34bbfca..13d761c 100644
--- a/arch/powerpc/lib/board.c
+++ b/arch/powerpc/lib/board.c
@@ -312,17 +312,6 @@ static init_fnc_t *init_sequence[] = {
NULL, /* Terminate this list */
};
-ulong get_effective_memsize(void)
-{
-#ifndef CONFIG_VERY_BIG_RAM
- return gd->ram_size;
-#else
- /* limit stack to what we can reasonable map */
- return ((gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
- CONFIG_MAX_MEM_MAPPED : gd->ram_size);
-#endif
-}
-
static int __fixup_cpu(void)
{
return 0;
@@ -343,13 +332,6 @@ int fixup_cpu(void) __attribute__((weak, alias("__fixup_cpu")));
* initialized, and stack space is limited to a few kB.
*/
-#ifdef CONFIG_LOGBUFFER
-unsigned long logbuffer_base(void)
-{
- return CONFIG_SYS_SDRAM_BASE + get_effective_memsize() - LOGBUFF_LEN;
-}
-#endif
-
void board_init_f(ulong bootflag)
{
bd_t *bd;
diff --git a/arch/powerpc/lib/bootm.c b/arch/powerpc/lib/bootm.c
index 41fc8f7..c08b62c 100644
--- a/arch/powerpc/lib/bootm.c
+++ b/arch/powerpc/lib/bootm.c
@@ -30,7 +30,6 @@
DECLARE_GLOBAL_DATA_PTR;
-extern ulong get_effective_memsize(void);
static ulong get_sp (void);
extern void ft_fixup_num_cores(void *blob);
static void set_clocks_in_mhz (bd_t *kbd);