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authorGerald Van Baren <vanbaren@cideas.com>2007-11-22 17:23:23 -0500
committerGerald Van Baren <vanbaren@cideas.com>2007-11-22 17:23:23 -0500
commit9162352817579840d7802da6d85872b3ca003c97 (patch)
treeab2c14b55f4381aec657c6aed279bd57c43f64b8 /common/cmd_fdt.c
parent9eb77cea1fa12d5969eb26a1d1d81da381bd6b1c (diff)
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Fix fdt printing for updated libfdt
Also improve printing (adopt dtc v1 "c style" hex format), whitespace cleanup. Signed-off-by: Gerald Van Baren <vanbaren@cideas.com>
Diffstat (limited to 'common/cmd_fdt.c')
-rw-r--r--common/cmd_fdt.c50
1 files changed, 27 insertions, 23 deletions
diff --git a/common/cmd_fdt.c b/common/cmd_fdt.c
index 362d39d..629c9b4 100644
--- a/common/cmd_fdt.c
+++ b/common/cmd_fdt.c
@@ -75,7 +75,7 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
/*
* Optional new length
*/
- len = simple_strtoul(argv[3], NULL, 16);
+ len = simple_strtoul(argv[3], NULL, 16);
if (len < fdt_totalsize(fdt)) {
printf ("New length %d < existing length %d, "
"ignoring.\n",
@@ -522,21 +522,21 @@ static void print_data(const void *data, int len)
switch (len) {
case 1: /* byte */
- printf("<%02x>", (*(u8 *) data) & 0xff);
+ printf("<0x%02x>", (*(u8 *) data) & 0xff);
break;
case 2: /* half-word */
- printf("<%04x>", be16_to_cpu(*(u16 *) data) & 0xffff);
+ printf("<0x%04x>", be16_to_cpu(*(u16 *) data) & 0xffff);
break;
case 4: /* word */
- printf("<%08x>", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
+ printf("<0x%08x>", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
break;
case 8: /* double-word */
#if __WORDSIZE == 64
- printf("<%016llx>", be64_to_cpu(*(uint64_t *) data));
+ printf("<0x%016llx>", be64_to_cpu(*(uint64_t *) data));
#else
- printf("<%08x ", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
+ printf("<0x%08x ", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
data += 4;
- printf("%08x>", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
+ printf("0x%08x>", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
#endif
break;
default: /* anything else... hexdump */
@@ -557,7 +557,6 @@ static void print_data(const void *data, int len)
*/
static int fdt_print(const char *pathp, char *prop, int depth)
{
- static int offstack[MAX_LEVEL];
static char tabs[MAX_LEVEL+1] =
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t"
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t";
@@ -567,7 +566,7 @@ static int fdt_print(const char *pathp, char *prop, int depth)
uint32_t tag; /* tag */
int len; /* length of the property */
int level = 0; /* keep track of nesting level */
- const struct fdt_property *prop1;
+ const struct fdt_property *fdt_prop;
nodeoffset = fdt_path_offset (fdt, pathp);
if (nodeoffset < 0) {
@@ -604,48 +603,52 @@ static int fdt_print(const char *pathp, char *prop, int depth)
* The user passed in a node path and no property,
* print the node and all subnodes.
*/
- offstack[0] = nodeoffset;
-
while(level >= 0) {
tag = fdt_next_tag(fdt, nodeoffset, &nextoffset);
switch(tag) {
case FDT_BEGIN_NODE:
- pathp = fdt_offset_ptr(fdt, nodeoffset, 1);
- if(level <= depth)
+ pathp = fdt_get_name(fdt, nodeoffset, NULL);
+ if (level <= depth) {
+ if (pathp == NULL)
+ pathp = "/* NULL pointer error */";
+ if (*pathp == '\0')
+ pathp = "/"; /* root is nameless */
printf("%s%s {\n",
&tabs[MAX_LEVEL - level], pathp);
+ }
level++;
- offstack[level] = nodeoffset;
if (level >= MAX_LEVEL) {
- printf("Aaaiii <splat> nested too deep. "
- "Aborting.\n");
+ printf("Nested too deep, aborting.\n");
return 1;
}
break;
case FDT_END_NODE:
level--;
- if(level <= depth)
+ if (level <= depth)
printf("%s};\n", &tabs[MAX_LEVEL - level]);
if (level == 0) {
level = -1; /* exit the loop */
}
break;
case FDT_PROP:
- prop1 = fdt_offset_ptr(fdt, nodeoffset, sizeof(*prop1));
- pathp = fdt_string(fdt, fdt32_to_cpu(prop1->nameoff));
- nodep = fdt_getprop (fdt, offstack[level], pathp, &len);
+ fdt_prop = fdt_offset_ptr(fdt, nodeoffset,
+ sizeof(*fdt_prop));
+ pathp = fdt_string(fdt,
+ fdt32_to_cpu(fdt_prop->nameoff));
+ len = fdt32_to_cpu(fdt_prop->len);
+ nodep = fdt_prop->data;
if (len < 0) {
printf ("libfdt fdt_getprop(): %s\n",
fdt_strerror(len));
return 1;
} else if (len == 0) {
/* the property has no value */
- if(level <= depth)
+ if (level <= depth)
printf("%s%s;\n",
&tabs[MAX_LEVEL - level],
pathp);
} else {
- if(level <= depth) {
+ if (level <= depth) {
printf("%s%s=",
&tabs[MAX_LEVEL - level],
pathp);
@@ -655,11 +658,12 @@ static int fdt_print(const char *pathp, char *prop, int depth)
}
break;
case FDT_NOP:
+ printf("/* NOP */\n", &tabs[MAX_LEVEL - level]);
break;
case FDT_END:
return 1;
default:
- if(level <= depth)
+ if (level <= depth)
printf("Unknown tag 0x%08X\n", tag);
return 1;
}