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rockchip: fit: reserve LSB as an image identity number 

Signed-off-by: Joseph Chen <chenjh@rock-chips.com>
Change-Id: I917e89793aebc6a411ad7e4678b00e7f7b770e73
This commit is contained in:
Joseph Chen 2020-03-19 14:21:48 +08:00
parent ba2acfb819
commit 4e07096a0b
1 changed files with 7 additions and 2 deletions
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9
arch/arm/mach-rockchip/fit.c
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@ -13,7 +13,7 @@
DECLARE_GLOBAL_DATA_PTR;
#define FIT_PLACEHOLDER_ADDR 0xffffffff
#define FIT_PLACEHOLDER_ADDR 0xffffff00
/*
* Must use args '-E -p' for mkimage to generate FIT image, 4K as max assumption.
@ -30,6 +30,11 @@ static int fit_is_signed(void *fit, const void *sig_blob)
return fdt_subnode_offset(sig_blob, 0, FIT_SIG_NODENAME) < 0 ? 0 : 1;
}
static inline int fit_is_placeholder_addr(ulong addr)
{
return (addr & 0xffffff00) == FIT_PLACEHOLDER_ADDR;
}
static int fit_is_required(void *fit, const void *sig_blob)
{
int sig_node;
@ -84,7 +89,7 @@ int fit_fixup_load_entry(void *fit, int images, int defconf,
int uname_cfg;
int err;
if ((*load != FIT_PLACEHOLDER_ADDR) ||
if (!fit_is_placeholder_addr(*load) ||
fit_is_required(fit, gd_fdt_blob()))
return 0;