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board_f: Only reserve memory for U-Boot if we're going to relocate

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In case of no relocation we'll just waste some space at the very end
of usable memory area. If target device has very limited amount of memory
(for example 256 kB) this loss will be pretty inconvenient.

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Cc: Bin Meng <bmeng.cn@gmail.com>
Cc: Heiko Schocher <hs@denx.de>
Cc: York Sun <york.sun@nxp.com>
Cc: Stefan Roese <sr@denx.de>
This commit is contained in:
Alexey Brodkin
2018-05-25 16:08:14 +03:00
committed by Tom Rini
parent 0899bd269e
commit ff2b2ba845
1 changed files with 14 additions and 12 deletions
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6
common/board_f.c
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@ -394,6 +394,7 @@ static int reserve_trace(void)
static int reserve_uboot(void)
{
if (!(gd->flags & GD_FLG_SKIP_RELOC)) {
/*
* reserve memory for U-Boot code, data & bss
* round down to next 4 kB limit
@ -405,8 +406,9 @@ static int reserve_uboot(void)
gd->relocaddr &= ~(65536 - 1);
#endif
debug("Reserving %ldk for U-Boot at: %08lx\n", gd->mon_len >> 10,
gd->relocaddr);
debug("Reserving %ldk for U-Boot at: %08lx\n",
gd->mon_len >> 10, gd->relocaddr);
}
gd->start_addr_sp = gd->relocaddr;