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-rw-r--r--common/cmd_fdt.c137
-rw-r--r--common/ft_build.c113
2 files changed, 67 insertions, 183 deletions
diff --git a/common/cmd_fdt.c b/common/cmd_fdt.c
index a52284e..7436a95 100644
--- a/common/cmd_fdt.c
+++ b/common/cmd_fdt.c
@@ -42,8 +42,7 @@
DECLARE_GLOBAL_DATA_PTR;
static int fdt_valid(void);
-static int fdt_parse_prop(char *pathp, char *prop, char *newval,
- char *data, int *len);
+static int fdt_parse_prop(char **newval, int count, char *data, int *len);
static int fdt_print(const char *pathp, char *prop, int depth);
/*
@@ -202,7 +201,7 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
if (argc == 4) {
len = 0;
} else {
- ret = fdt_parse_prop(pathp, prop, argv[4], data, &len);
+ ret = fdt_parse_prop(&argv[4], argc - 4, data, &len);
if (ret != 0)
return ret;
}
@@ -464,69 +463,77 @@ static int fdt_valid(void)
/*
* Parse the user's input, partially heuristic. Valid formats:
- * <00> - hex byte
- * <0011> - hex half word (16 bits)
- * <00112233> - hex word (32 bits)
- * - hex double words (64 bits) are not supported, must use
- * a byte stream instead.
+ * <0x00112233 4 05> - an array of cells. Numbers follow standard
+ * C conventions.
* [00 11 22 .. nn] - byte stream
* "string" - If the the value doesn't start with "<" or "[", it is
* treated as a string. Note that the quotes are
* stripped by the parser before we get the string.
+ * newval: An array of strings containing the new property as specified
+ * on the command line
+ * count: The number of strings in the array
+ * data: A bytestream to be placed in the property
+ * len: The length of the resulting bytestream
*/
-static int fdt_parse_prop(char *pathp, char *prop, char *newval,
- char *data, int *len)
+static int fdt_parse_prop(char **newval, int count, char *data, int *len)
{
char *cp; /* temporary char pointer */
+ char *newp; /* temporary newval char pointer */
unsigned long tmp; /* holds converted values */
+ int stridx = 0;
- if (*newval == '<') {
- /*
- * Bigger values than bytes.
- */
- *len = 0;
- newval++;
- while ((*newval != '>') && (*newval != '\0')) {
- cp = newval;
- tmp = simple_strtoul(cp, &newval, 16);
- if ((newval - cp) <= 2) {
- *data = tmp & 0xFF;
- data += 1;
- *len += 1;
- } else if ((newval - cp) <= 4) {
- *(uint16_t *)data = __cpu_to_be16(tmp);
- data += 2;
- *len += 2;
- } else if ((newval - cp) <= 8) {
- *(uint32_t *)data = __cpu_to_be32(tmp);
- data += 4;
- *len += 4;
- } else {
+ *len = 0;
+ newp = newval[0];
+
+ /* An array of cells */
+ if (*newp == '<') {
+ newp++;
+ while ((*newp != '>') && (stridx < count)) {
+ /*
+ * Keep searching until we find that last ">"
+ * That way users don't have to escape the spaces
+ */
+ if (*newp == '\0') {
+ newp = newval[++stridx];
+ continue;
+ }
+
+ cp = newp;
+ tmp = simple_strtoul(cp, &newp, 0);
+ *(uint32_t *)data = __cpu_to_be32(tmp);
+ data += 4;
+ *len += 4;
+
+ /* If the ptr didn't advance, something went wrong */
+ if ((newp - cp) <= 0) {
printf("Sorry, I could not convert \"%s\"\n",
cp);
return 1;
}
- while (*newval == ' ')
- newval++;
+
+ while (*newp == ' ')
+ newp++;
}
- if (*newval != '>') {
- printf("Unexpected character '%c'\n", *newval);
+
+ if (*newp != '>') {
+ printf("Unexpected character '%c'\n", *newp);
return 1;
}
- } else if (*newval == '[') {
+ } else if (*newp == '[') {
/*
* Byte stream. Convert the values.
*/
- *len = 0;
- newval++;
- while ((*newval != ']') && (*newval != '\0')) {
- tmp = simple_strtoul(newval, &newval, 16);
+ newp++;
+ while ((*newp != ']') && (stridx < count)) {
+ tmp = simple_strtoul(newp, &newp, 16);
*data++ = tmp & 0xFF;
*len = *len + 1;
- while (*newval == ' ')
- newval++;
+ while (*newp == ' ')
+ newp++;
+ if (*newp != '\0')
+ newp = newval[++stridx];
}
- if (*newval != ']') {
+ if (*newp != ']') {
printf("Unexpected character '%c'\n", *newval);
return 1;
}
@@ -535,8 +542,11 @@ static int fdt_parse_prop(char *pathp, char *prop, char *newval,
* Assume it is a string. Copy it into our data area for
* convenience (including the terminating '\0').
*/
- *len = strlen(newval) + 1;
- strcpy(data, newval);
+ while (stridx < count) {
+ *len = strlen(newp) + 1;
+ strcpy(data, newp);
+ newp = newval[++stridx];
+ }
}
return 0;
}
@@ -593,7 +603,6 @@ static int is_printable_string(const void *data, int len)
static void print_data(const void *data, int len)
{
int j;
- const u8 *s;
/* no data, don't print */
if (len == 0)
@@ -616,32 +625,20 @@ static void print_data(const void *data, int len)
return;
}
- switch (len) {
- case 1: /* byte */
- printf("<0x%02x>", (*(u8 *) data) & 0xff);
- break;
- case 2: /* half-word */
- printf("<0x%04x>", be16_to_cpu(*(u16 *) data) & 0xffff);
- break;
- case 4: /* word */
- printf("<0x%08x>", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
- break;
- case 8: /* double-word */
-#if __WORDSIZE == 64
- printf("<0x%016llx>", be64_to_cpu(*(uint64_t *) data));
-#else
- printf("<0x%08x ", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
- data += 4;
- printf("0x%08x>", be32_to_cpu(*(u32 *) data) & 0xffffffffU);
-#endif
- break;
- default: /* anything else... hexdump */
+ if ((len %4) == 0) {
+ const u32 *p;
+
+ printf("<");
+ for (j = 0, p = data; j < len/4; j ++)
+ printf("0x%x%s", p[j], j < (len/4 - 1) ? " " : "");
+ printf(">");
+ } else { /* anything else... hexdump */
+ const u8 *s;
+
printf("[");
for (j = 0, s = data; j < len; j++)
printf("%02x%s", s[j], j < len - 1 ? " " : "");
printf("]");
-
- break;
}
}
@@ -771,7 +768,7 @@ static int fdt_print(const char *pathp, char *prop, int depth)
/********************************************************************/
U_BOOT_CMD(
- fdt, 5, 0, do_fdt,
+ fdt, 255, 0, do_fdt,
"fdt - flattened device tree utility commands\n",
"addr <addr> [<length>] - Set the fdt location to <addr>\n"
#ifdef CONFIG_OF_BOARD_SETUP
diff --git a/common/ft_build.c b/common/ft_build.c
index 5a0575e..0e5699a 100644
--- a/common/ft_build.c
+++ b/common/ft_build.c
@@ -399,72 +399,12 @@ void *ft_get_prop(void *bphp, const char *propname, int *szp)
/* Function that returns a character from the environment */
extern uchar(*env_get_char) (int);
-#define BDM(x) { .name = #x, .offset = offsetof(bd_t, bi_ ##x ) }
-
-#ifdef CONFIG_OF_HAS_BD_T
-static const struct {
- const char *name;
- int offset;
-} bd_map[] = {
- BDM(memstart),
- BDM(memsize),
- BDM(flashstart),
- BDM(flashsize),
- BDM(flashoffset),
- BDM(sramstart),
- BDM(sramsize),
-#if defined(CONFIG_5xx) || defined(CONFIG_8xx) || defined(CONFIG_8260) \
- || defined(CONFIG_E500)
- BDM(immr_base),
-#endif
-#if defined(CONFIG_MPC5xxx)
- BDM(mbar_base),
-#endif
-#if defined(CONFIG_MPC83XX)
- BDM(immrbar),
-#endif
-#if defined(CONFIG_MPC8220)
- BDM(mbar_base),
- BDM(inpfreq),
- BDM(pcifreq),
- BDM(pevfreq),
- BDM(flbfreq),
- BDM(vcofreq),
-#endif
- BDM(bootflags),
- BDM(ip_addr),
- BDM(intfreq),
- BDM(busfreq),
-#ifdef CONFIG_CPM2
- BDM(cpmfreq),
- BDM(brgfreq),
- BDM(sccfreq),
- BDM(vco),
-#endif
-#if defined(CONFIG_MPC5xxx)
- BDM(ipbfreq),
- BDM(pcifreq),
-#endif
- BDM(baudrate),
-};
-#endif
-
void ft_setup(void *blob, bd_t * bd, ulong initrd_start, ulong initrd_end)
{
u32 *p;
int len;
struct ft_cxt cxt;
ulong clock;
-#if defined(CONFIG_OF_HAS_UBOOT_ENV)
- int k, nxt;
-#endif
-#if defined(CONFIG_OF_HAS_BD_T)
- u8 *end;
-#endif
-#if defined(CONFIG_OF_HAS_UBOOT_ENV) || defined(CONFIG_OF_HAS_BD_T)
- int i;
- static char tmpenv[256];
-#endif
/* disable OF tree; booting old kernel */
if (getenv("disable_of") != NULL) {
@@ -485,30 +425,6 @@ void ft_setup(void *blob, bd_t * bd, ulong initrd_start, ulong initrd_end)
/* back into root */
ft_backtrack_node(&cxt);
-#ifdef CONFIG_OF_HAS_UBOOT_ENV
- ft_begin_node(&cxt, "u-boot-env");
-
- for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) {
- char *s, *lval, *rval;
-
- for (nxt = i; env_get_char(nxt) != '\0'; ++nxt) ;
- s = tmpenv;
- for (k = i; k < nxt && s < &tmpenv[sizeof(tmpenv) - 1]; ++k)
- *s++ = env_get_char(k);
- *s++ = '\0';
- lval = tmpenv;
- s = strchr(tmpenv, '=');
- if (s != NULL) {
- *s++ = '\0';
- rval = s;
- } else
- continue;
- ft_prop_str(&cxt, lval, rval);
- }
-
- ft_end_node(&cxt);
-#endif
-
ft_begin_node(&cxt, "chosen");
ft_prop_str(&cxt, "name", "chosen");
@@ -529,36 +445,7 @@ void ft_setup(void *blob, bd_t * bd, ulong initrd_start, ulong initrd_end)
ft_end_tree(&cxt);
ft_finalize_tree(&cxt);
-#ifdef CONFIG_OF_HAS_BD_T
- /* paste the bd_t at the end of the flat tree */
- end = (char *)blob +
- be32_to_cpu(((struct boot_param_header *)blob)->totalsize);
- memcpy(end, bd, sizeof(*bd));
-#endif
-
#ifdef CONFIG_PPC
-
-#ifdef CONFIG_OF_HAS_BD_T
- for (i = 0; i < sizeof(bd_map)/sizeof(bd_map[0]); i++) {
- uint32_t v;
-
- sprintf(tmpenv, "/bd_t/%s", bd_map[i].name);
- v = *(uint32_t *)((char *)bd + bd_map[i].offset);
-
- p = ft_get_prop(blob, tmpenv, &len);
- if (p != NULL)
- *p = cpu_to_be32(v);
- }
-
- p = ft_get_prop(blob, "/bd_t/enetaddr", &len);
- if (p != NULL)
- memcpy(p, bd->bi_enetaddr, 6);
-
- p = ft_get_prop(blob, "/bd_t/ethspeed", &len);
- if (p != NULL)
- *p = cpu_to_be32((uint32_t) bd->bi_ethspeed);
-#endif
-
clock = bd->bi_intfreq;
p = ft_get_prop(blob, "/cpus/" OF_CPU "/clock-frequency", &len);
if (p != NULL)
generated by cgit v1.1 at 2024-11-19 14:46:41 +0000