]> git.dujemihanovic.xyz Git - u-boot.git/commitdiff
mpc8xxx: fsl_pamu: Update data type in config_pamu
authorPriyanka Jain <priyanka.jain@nxp.com>
Fri, 5 Feb 2021 08:31:11 +0000 (14:01 +0530)
committerPriyanka Jain <priyanka.jain@nxp.com>
Mon, 8 Feb 2021 08:31:19 +0000 (14:01 +0530)
Update data type of '1' to '1ull' in below assignment
size = 1ull << sizebit;

to fix incorrect assignment issue.
e.g: when sizebit was 31, 0x80000000 got sign extended to
0xffffffff_80000000

Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
Reported-by: Dean Saridakis <dean.saridakis@baesystems.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
arch/powerpc/cpu/mpc8xxx/fsl_pamu.c

index 2c378b761588aaa284c5be84577051401b6cdf60..52299499519a199a653c04a479fe34f6f0272213 100644 (file)
@@ -390,7 +390,7 @@ int config_pamu(struct pamu_addr_tbl *tbl, int num_entries, uint32_t liodn)
                return -1;
 
        sizebit = __ilog2_roundup_64(size);
-       size = 1 << sizebit;
+       size = 1ull << sizebit;
        debug("min start_addr is %llx\n", min_addr);
        debug("max end_addr is %llx\n", max_addr);
        debug("size found is  %llx\n", size);