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authorJeremy Kerr <jeremy.kerr@canonical.com>2010-01-30 04:14:19 -0700
committerGrant Likely <grant.likely@secretlab.ca>2010-02-09 08:34:10 -0700
commit087f79c48c090a2c0cd9ee45231d63290d2036d2 (patch)
treec5d96d02ed64447ce36a68fe781a73a42a8ad19d /drivers/of
parent337148812f97368a8ec4a69f1691e4c5ce3af494 (diff)
downloadop-kernel-dev-087f79c48c090a2c0cd9ee45231d63290d2036d2.zip
op-kernel-dev-087f79c48c090a2c0cd9ee45231d63290d2036d2.tar.gz
of/flattree: endian-convert members of boot_param_header
The boot_param_header has big-endian fields, so change the types to __be32, and perform endian conversion when we access them. Signed-off-by: Jeremy Kerr <jeremy.kerr@canonical.com> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'drivers/of')
-rw-r--r--drivers/of/fdt.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index 5c5f03e..18d282f 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -28,7 +28,7 @@ struct boot_param_header *initial_boot_params;
char *find_flat_dt_string(u32 offset)
{
return ((char *)initial_boot_params) +
- initial_boot_params->off_dt_strings + offset;
+ be32_to_cpu(initial_boot_params->off_dt_strings) + offset;
}
/**
@@ -46,7 +46,7 @@ int __init of_scan_flat_dt(int (*it)(unsigned long node,
void *data)
{
unsigned long p = ((unsigned long)initial_boot_params) +
- initial_boot_params->off_dt_struct;
+ be32_to_cpu(initial_boot_params->off_dt_struct);
int rc = 0;
int depth = -1;
@@ -66,7 +66,7 @@ int __init of_scan_flat_dt(int (*it)(unsigned long node,
if (tag == OF_DT_PROP) {
u32 sz = be32_to_cpup((__be32 *)p);
p += 8;
- if (initial_boot_params->version < 0x10)
+ if (be32_to_cpu(initial_boot_params->version) < 0x10)
p = _ALIGN(p, sz >= 8 ? 8 : 4);
p += sz;
p = _ALIGN(p, 4);
@@ -101,7 +101,7 @@ int __init of_scan_flat_dt(int (*it)(unsigned long node,
unsigned long __init of_get_flat_dt_root(void)
{
unsigned long p = ((unsigned long)initial_boot_params) +
- initial_boot_params->off_dt_struct;
+ be32_to_cpu(initial_boot_params->off_dt_struct);
while (be32_to_cpup((__be32 *)p) == OF_DT_NOP)
p += 4;
@@ -135,7 +135,7 @@ void *__init of_get_flat_dt_prop(unsigned long node, const char *name,
sz = be32_to_cpup((__be32 *)p);
noff = be32_to_cpup((__be32 *)(p + 4));
p += 8;
- if (initial_boot_params->version < 0x10)
+ if (be32_to_cpu(initial_boot_params->version) < 0x10)
p = _ALIGN(p, sz >= 8 ? 8 : 4);
nstr = find_flat_dt_string(noff);
@@ -296,7 +296,7 @@ unsigned long __init unflatten_dt_node(unsigned long mem,
sz = be32_to_cpup((__be32 *)(*p));
noff = be32_to_cpup((__be32 *)((*p) + 4));
*p += 8;
- if (initial_boot_params->version < 0x10)
+ if (be32_to_cpu(initial_boot_params->version) < 0x10)
*p = _ALIGN(*p, sz >= 8 ? 8 : 4);
pname = find_flat_dt_string(noff);
@@ -544,7 +544,7 @@ void __init unflatten_device_tree(void)
/* First pass, scan for size */
start = ((unsigned long)initial_boot_params) +
- initial_boot_params->off_dt_struct;
+ be32_to_cpu(initial_boot_params->off_dt_struct);
size = unflatten_dt_node(0, &start, NULL, NULL, 0);
size = (size | 3) + 1;
@@ -560,7 +560,7 @@ void __init unflatten_device_tree(void)
/* Second pass, do actual unflattening */
start = ((unsigned long)initial_boot_params) +
- initial_boot_params->off_dt_struct;
+ be32_to_cpu(initial_boot_params->off_dt_struct);
unflatten_dt_node(mem, &start, NULL, &allnextp, 0);
if (be32_to_cpup((__be32 *)start) != OF_DT_END)
pr_warning("Weird tag at end of tree: %08x\n", *((u32 *)start));
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