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Diffstat (limited to 'sim/common/hw-tree.c')
| -rw-r--r-- | sim/common/hw-tree.c | 1319 |
1 files changed, 0 insertions, 1319 deletions
diff --git a/sim/common/hw-tree.c b/sim/common/hw-tree.c deleted file mode 100644 index da9cc57..0000000 --- a/sim/common/hw-tree.c +++ /dev/null @@ -1,1319 +0,0 @@ -/* This file is part of the program psim. - - Copyright (C) 1994-1998, Andrew Cagney <cagney@highland.com.au> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - */ - -#include "sim-main.h" - -#include "hw-base.h" -#include "hw-tree.h" - -#include "sim-assert.h" - -#ifdef HAVE_STDLIB_H -#include <stdlib.h> -#endif - -#ifdef HAVE_STRING_H -#include <string.h> -#else -#ifdef HAVE_STRINGS_H -#include <strings.h> -#endif -#endif - -#include <ctype.h> - -/* manipulate/lookup device names */ - -typedef struct _name_specifier { - - /* components in the full length name */ - char *path; - char *property; - char *value; - - /* current device */ - char *family; - char *name; - char *unit; - char *args; - - /* previous device */ - char *last_name; - char *last_family; - char *last_unit; - char *last_args; - - /* work area */ - char buf[1024]; - -} name_specifier; - - - -/* Given a device specifier, break it up into its main components: - path (and if present) property name and property value. */ - -static int -split_device_specifier (struct hw *current, - const char *device_specifier, - name_specifier *spec) -{ - char *chp = NULL; - - /* expand any leading alias if present */ - if (current != NULL - && *device_specifier != '\0' - && *device_specifier != '.' - && *device_specifier != '/') - { - struct hw *aliases = hw_tree_find_device (current, "/aliases"); - char alias[32]; - int len = 0; - while (device_specifier[len] != '\0' - && device_specifier[len] != '/' - && device_specifier[len] != ':' - && !isspace (device_specifier[len])) - { - alias[len] = device_specifier[len]; - len++; - if (len >= sizeof(alias)) - hw_abort (NULL, "split_device_specifier: buffer overflow"); - } - alias[len] = '\0'; - if (aliases != NULL - && hw_find_property (aliases, alias)) - { - strcpy (spec->buf, hw_find_string_property(aliases, alias)); - strcat (spec->buf, device_specifier + len); - } - else - { - strcpy (spec->buf, device_specifier); - } - } - else - { - strcpy(spec->buf, device_specifier); - } - - /* check no overflow */ - if (strlen(spec->buf) >= sizeof(spec->buf)) - hw_abort (NULL, "split_device_specifier: buffer overflow\n"); - - /* strip leading spaces */ - chp = spec->buf; - while (*chp != '\0' && isspace(*chp)) - chp++; - if (*chp == '\0') - return 0; - - /* find the path and terminate it with null */ - spec->path = chp; - while (*chp != '\0' && !isspace(*chp)) - chp++; - if (*chp != '\0') - { - *chp = '\0'; - chp++; - } - - /* and any value */ - while (*chp != '\0' && isspace(*chp)) - chp++; - spec->value = chp; - - /* now go back and chop the property off of the path */ - if (spec->value[0] == '\0') - { - spec->property = NULL; /*not a property*/ - spec->value = NULL; - } - else if (spec->value[0] == '>' - || spec->value[0] == '<') - { - /* an interrupt spec */ - spec->property = NULL; - } - else { - chp = strrchr(spec->path, '/'); - if (chp == NULL) - { - spec->property = spec->path; - spec->path = strchr(spec->property, '\0'); - } - else { - *chp = '\0'; - spec->property = chp+1; - } - } - - /* and mark the rest as invalid */ - spec->name = NULL; - spec->family = NULL; - spec->unit = NULL; - spec->args = NULL; - spec->last_name = NULL; - spec->last_family = NULL; - spec->last_unit = NULL; - spec->last_args = NULL; - - return 1; -} - - -/* given a device specifier break it up into its main components - - path and property name - assuming that the last `device' is a - property name. */ - -static int -split_property_specifier (struct hw *current, - const char *property_specifier, - name_specifier *spec) -{ - if (split_device_specifier (current, property_specifier, spec)) - { - if (spec->property == NULL) - { - /* force the last name to be a property name */ - char *chp = strrchr (spec->path, '/'); - if (chp == NULL) - { - spec->property = spec->path; - spec->path = strrchr (spec->property, '\0');; - } - else - { - *chp = '\0'; - spec->property = chp + 1; - } - } - return 1; - } - else - return 0; -} - - -/* device the next device name and split it up, return 0 when no more - names to struct hw */ - -static int -split_device_name (name_specifier *spec) -{ - char *chp; - /* remember what came before */ - spec->last_name = spec->name; - spec->last_family = spec->family; - spec->last_unit = spec->unit; - spec->last_args = spec->args; - /* finished? */ - if (spec->path[0] == '\0') - { - spec->name = NULL; - spec->family = NULL; - spec->unit = NULL; - spec->args = NULL; - return 0; - } - /* break the current device spec from the path */ - spec->name = spec->path; - chp = strchr (spec->name, '/'); - if (chp == NULL) - spec->path = strchr (spec->name, '\0'); - else - { - spec->path = chp+1; - *chp = '\0'; - } - /* break out the base */ - if (spec->name[0] == '(') - { - chp = strchr(spec->name, ')'); - if (chp == NULL) - { - spec->family = spec->name; - } - else - { - *chp = '\0'; - spec->family = spec->name + 1; - spec->name = chp + 1; - } - } - else - { - spec->family = spec->name; - } - /* now break out the unit */ - chp = strchr(spec->name, '@'); - if (chp == NULL) - { - spec->unit = NULL; - chp = spec->name; - } - else - { - *chp = '\0'; - chp += 1; - spec->unit = chp; - } - /* finally any args */ - chp = strchr(chp, ':'); - if (chp == NULL) - spec->args = NULL; - else - { - *chp = '\0'; - spec->args = chp+1; - } - return 1; -} - - -/* device the value, returning the next non-space token */ - -static char * -split_value (name_specifier *spec) -{ - char *token; - if (spec->value == NULL) - return NULL; - /* skip leading white space */ - while (isspace (spec->value[0])) - spec->value++; - if (spec->value[0] == '\0') - { - spec->value = NULL; - return NULL; - } - token = spec->value; - /* find trailing space */ - while (spec->value[0] != '\0' && !isspace (spec->value[0])) - spec->value++; - /* chop this value out */ - if (spec->value[0] != '\0') - { - spec->value[0] = '\0'; - spec->value++; - } - return token; -} - - - -/* traverse the path specified by spec starting at current */ - -static struct hw * -split_find_device (struct hw *current, - name_specifier *spec) -{ - /* strip off (and process) any leading ., .., ./ and / */ - while (1) - { - if (strncmp (spec->path, "/", strlen ("/")) == 0) - { - /* cd /... */ - while (current != NULL && hw_parent (current) != NULL) - current = hw_parent (current); - spec->path += strlen ("/"); - } - else if (strncmp (spec->path, "./", strlen ("./")) == 0) - { - /* cd ./... */ - current = current; - spec->path += strlen ("./"); - } - else if (strncmp (spec->path, "../", strlen ("../")) == 0) - { - /* cd ../... */ - if (current != NULL && hw_parent (current) != NULL) - current = hw_parent (current); - spec->path += strlen ("../"); - } - else if (strcmp (spec->path, ".") == 0) - { - /* cd . */ - current = current; - spec->path += strlen ("."); - } - else if (strcmp (spec->path, "..") == 0) - { - /* cd .. */ - if (current != NULL && hw_parent (current) != NULL) - current = hw_parent (current); - spec->path += strlen (".."); - } - else - break; - } - - /* now go through the path proper */ - - if (current == NULL) - { - split_device_name (spec); - return NULL; - } - - while (split_device_name (spec)) - { - struct hw *child; - for (child = hw_child (current); - child != NULL; child = hw_sibling (child)) - { - if (strcmp (spec->name, hw_name (child)) == 0) - { - if (spec->unit == NULL) - break; - else - { - hw_unit phys; - hw_unit_decode (current, spec->unit, &phys); - if (memcmp (&phys, hw_unit_address (child), - sizeof (hw_unit)) == 0) - break; - } - } - } - if (child == NULL) - return current; /* search failed */ - current = child; - } - - return current; -} - - -static struct hw * -split_fill_path (struct hw *current, - const char *device_specifier, - name_specifier *spec) -{ - /* break it up */ - if (!split_device_specifier (current, device_specifier, spec)) - hw_abort (current, "error parsing %s\n", device_specifier); - - /* fill our tree with its contents */ - current = split_find_device (current, spec); - - /* add any additional devices as needed */ - if (spec->name != NULL) - { - do - { - if (current != NULL && !hw_finished_p (current)) - hw_finish (current); - current = hw_create (NULL, - current, - spec->family, - spec->name, - spec->unit, - spec->args); - } - while (split_device_name (spec)); - } - - return current; -} - - -/* <non-white-space> */ - -static const char * -skip_token(const char *chp) -{ - while (!isspace(*chp) && *chp != '\0') - chp++; - while (isspace(*chp) && *chp != '\0') - chp++; - return chp; -} - - -/* count the number of entries */ - -static int -count_entries (struct hw *current, - const char *property_name, - const char *property_value, - int modulo) -{ - const char *chp = property_value; - int nr_entries = 0; - while (*chp != '\0') - { - nr_entries += 1; - chp = skip_token (chp); - } - if ((nr_entries % modulo) != 0) - { - hw_abort (current, "incorrect number of entries for %s property %s, should be multiple of %d", - property_name, property_value, modulo); - } - return nr_entries / modulo; -} - - - -/* parse: <address> ::= <token> ; device dependant */ - -static const char * -parse_address (struct hw *current, - struct hw *bus, - const char *chp, - hw_unit *address) -{ - if (hw_unit_decode (bus, chp, address) < 0) - hw_abort (current, "invalid unit address in %s", chp); - return skip_token (chp); -} - - -/* parse: <size> ::= <number> { "," <number> } ; */ - -static const char * -parse_size (struct hw *current, - struct hw *bus, - const char *chp, - hw_unit *size) -{ - int i; - int nr; - const char *curr = chp; - memset(size, 0, sizeof(*size)); - /* parse the numeric list */ - size->nr_cells = hw_unit_nr_size_cells (bus); - nr = 0; - while (1) - { - char *next; - size->cells[nr] = strtoul (curr, &next, 0); - if (curr == next) - hw_abort (current, "Problem parsing <size> %s", chp); - nr += 1; - if (next[0] != ',') - break; - if (nr == size->nr_cells) - hw_abort (current, "Too many values in <size> %s", chp); - curr = next + 1; - } - ASSERT (nr > 0 && nr <= size->nr_cells); - /* right align the numbers */ - for (i = 1; i <= size->nr_cells; i++) - { - if (i <= nr) - size->cells[size->nr_cells - i] = size->cells[nr - i]; - else - size->cells[size->nr_cells - i] = 0; - } - return skip_token (chp); -} - - -/* parse: <reg> ::= { <address> <size> } ; */ - -static void -parse_reg_property (struct hw *current, - const char *property_name, - const char *property_value) -{ - int nr_regs; - int reg_nr; - reg_property_spec *regs; - const char *chp; - - /* determine the number of reg entries by counting tokens */ - nr_regs = count_entries (current, property_name, property_value, 2); - - /* create working space */ - regs = zalloc (nr_regs * sizeof (*regs)); - - /* fill it in */ - chp = property_value; - for (reg_nr = 0; reg_nr < nr_regs; reg_nr++) - { - chp = parse_address (current, hw_parent(current), - chp, ®s[reg_nr].address); - chp = parse_size (current, hw_parent(current), - chp, ®s[reg_nr].size); - } - - /* create it */ - hw_add_reg_array_property (current, property_name, - regs, nr_regs); - - zfree (regs); -} - - -/* { <child-address> <parent-address> <child-size> }* */ - -static void -parse_ranges_property (struct hw *current, - const char *property_name, - const char *property_value) -{ - int nr_ranges; - int range_nr; - range_property_spec *ranges; - const char *chp; - - /* determine the number of ranges specified */ - nr_ranges = count_entries (current, property_name, property_value, 3); - - /* create a property of that size */ - ranges = zalloc (nr_ranges * sizeof(*ranges)); - - /* fill it in */ - chp = property_value; - for (range_nr = 0; range_nr < nr_ranges; range_nr++) - { - chp = parse_address (current, current, - chp, &ranges[range_nr].child_address); - chp = parse_address (current, hw_parent(current), - chp, &ranges[range_nr].parent_address); - chp = parse_size (current, current, - chp, &ranges[range_nr].size); - } - - /* create it */ - hw_add_range_array_property (current, property_name, ranges, nr_ranges); - - zfree (ranges); -} - - -/* <integer> ... */ - -static void -parse_integer_property (struct hw *current, - const char *property_name, - const char *property_value) -{ - int nr_entries; - unsigned_cell words[1024]; - /* integer or integer array? */ - nr_entries = 0; - while (1) - { - char *end; - words[nr_entries] = strtoul (property_value, &end, 0); - if (property_value == end) - break; - nr_entries += 1; - if (nr_entries * sizeof (words[0]) >= sizeof (words)) - hw_abort (current, "buffer overflow"); - property_value = end; - } - if (nr_entries == 0) - hw_abort (current, "error parsing integer property %s (%s)", - property_name, property_value); - else if (nr_entries == 1) - hw_add_integer_property (current, property_name, words[0]); - else - { - int i; - for (i = 0; i < nr_entries; i++) - { - H2BE (words[i]); - } - /* perhaphs integer array property is better */ - hw_add_array_property (current, property_name, words, - sizeof(words[0]) * nr_entries); - } -} - - -/* <string> ... */ - -static void -parse_string_property (struct hw *current, - const char *property_name, - const char *property_value) -{ - char **strings; - const char *chp; - int nr_strings; - int approx_nr_strings; - - /* get an estimate as to the number of strings by counting double - quotes */ - approx_nr_strings = 2; - for (chp = property_value; *chp; chp++) - { - if (*chp == '"') - approx_nr_strings++; - } - approx_nr_strings = (approx_nr_strings) / 2; - - /* create a string buffer for that many (plus a null) */ - strings = (char**) zalloc ((approx_nr_strings + 1) * sizeof(char*)); - - /* now find all the strings */ - chp = property_value; - nr_strings = 0; - while (1) - { - - /* skip leading space */ - while (*chp != '\0' && isspace (*chp)) - chp += 1; - if (*chp == '\0') - break; - - /* copy it in */ - if (*chp == '"') - { - /* a quoted string - watch for '\' et.al. */ - /* estimate the size and allocate space for it */ - int pos; - chp++; - pos = 0; - while (chp[pos] != '\0' && chp[pos] != '"') - { - if (chp[pos] == '\\' && chp[pos+1] != '\0') - pos += 2; - else - pos += 1; - } - strings[nr_strings] = zalloc (pos + 1); - /* copy the string over */ - pos = 0; - while (*chp != '\0' && *chp != '"') - { - if (*chp == '\\' && *(chp+1) != '\0') { - strings[nr_strings][pos] = *(chp+1); - chp += 2; - pos++; - } - else - { - strings[nr_strings][pos] = *chp; - chp += 1; - pos++; - } - } - if (*chp != '\0') - chp++; - strings[nr_strings][pos] = '\0'; - } - else - { - /* copy over a single unquoted token */ - int len = 0; - while (chp[len] != '\0' && !isspace(chp[len])) - len++; - strings[nr_strings] = zalloc(len + 1); - strncpy(strings[nr_strings], chp, len); - strings[nr_strings][len] = '\0'; - chp += len; - } - nr_strings++; - if (nr_strings > approx_nr_strings) - hw_abort (current, "String property %s badly formatted", - property_name); - } - ASSERT (strings[nr_strings] == NULL); /* from zalloc */ - - /* install it */ - if (nr_strings == 0) - hw_add_string_property (current, property_name, ""); - else if (nr_strings == 1) - hw_add_string_property (current, property_name, strings[0]); - else - { - const char **specs = (const char**) strings; /* stop a bogus error */ - hw_add_string_array_property (current, property_name, - specs, nr_strings); - } - - /* flush the created string */ - while (nr_strings > 0) - { - nr_strings--; - zfree (strings[nr_strings]); - } - zfree(strings); -} - - -/* <path-to-ihandle-device> */ - -#if NOT_YET -static void -parse_ihandle_property (struct hw *current, - const char *property, - const char *value) -{ - ihandle_runtime_property_spec ihandle; - - /* pass the full path */ - ihandle.full_path = value; - - /* save this ready for the ihandle create */ - hw_add_ihandle_runtime_property (current, property, - &ihandle); -} -#endif - - -struct hw * -hw_tree_create (SIM_DESC sd, - const char *family) -{ - return hw_create (sd, NULL, family, family, NULL, NULL); -} - -void -hw_tree_delete (struct hw *me) -{ - /* Need to allow devices to disapear under our feet */ - while (hw_child (me) != NULL) - { - hw_tree_delete (hw_child (me)); - } - hw_delete (me); -} - - -struct hw * -hw_tree_parse (struct hw *current, - const char *fmt, - ...) -{ - char device_specifier[1024]; - name_specifier spec; - - /* format the path */ - { - va_list ap; - va_start (ap, fmt); - vsprintf (device_specifier, fmt, ap); - va_end (ap); - if (strlen (device_specifier) >= sizeof (device_specifier)) - hw_abort (NULL, "device_tree_add_deviced: buffer overflow\n"); - } - - /* construct the tree down to the final struct hw */ - current = split_fill_path (current, device_specifier, &spec); - - /* is there an interrupt spec */ - if (spec.property == NULL - && spec.value != NULL) - { - char *op = split_value (&spec); - switch (op[0]) - { - case '>': - { - char *my_port_name = split_value (&spec); - int my_port; - char *dest_port_name = split_value (&spec); - int dest_port; - name_specifier dest_spec; - char *dest_hw_name = split_value (&spec); - struct hw *dest; - /* find my name */ - if (!hw_finished_p (current)) - hw_finish (current); - my_port = hw_port_decode (current, my_port_name, output_port); - /* find the dest device and port */ - dest = split_fill_path (current, dest_hw_name, &dest_spec); - if (!hw_finished_p (dest)) - hw_finish (dest); - dest_port = hw_port_decode (dest, dest_port_name, - input_port); - /* connect the two */ - hw_port_attach (current, - my_port, - dest, - dest_port, - permenant_object); - break; - } - default: - hw_abort (current, "unreconised interrupt spec %s\n", spec.value); - break; - } - } - - /* is there a property */ - if (spec.property != NULL) - { - if (strcmp (spec.value, "true") == 0) - hw_add_boolean_property (current, spec.property, 1); - else if (strcmp (spec.value, "false") == 0) - hw_add_boolean_property (current, spec.property, 0); - else - { - const struct hw_property *property; - switch (spec.value[0]) - { -#if NOT_YET - case '*': - { - parse_ihandle_property (current, spec.property, spec.value + 1); - break; - } -#endif - case '[': - { - unsigned8 words[1024]; - char *curr = spec.value + 1; - int nr_words = 0; - while (1) - { - char *next; - words[nr_words] = H2BE_1 (strtoul (curr, &next, 0)); - if (curr == next) - break; - curr = next; - nr_words += 1; - } - hw_add_array_property (current, spec.property, - words, sizeof(words[0]) * nr_words); - break; - } - case '"': - { - parse_string_property (current, spec.property, spec.value); - break; - } - case '!': - { - spec.value++; - property = hw_tree_find_property (current, spec.value); - if (property == NULL) - hw_abort (current, "property %s not found\n", spec.value); - hw_add_duplicate_property (current, - spec.property, - property); - break; - } - default: - { - if (strcmp (spec.property, "reg") == 0 - || strcmp (spec.property, "assigned-addresses") == 0 - || strcmp (spec.property, "alternate-reg") == 0) - { - parse_reg_property (current, spec.property, spec.value); - } - else if (strcmp (spec.property, "ranges") == 0) - { - parse_ranges_property (current, spec.property, spec.value); - } - else if (isdigit(spec.value[0]) - || (spec.value[0] == '-' && isdigit(spec.value[1])) - || (spec.value[0] == '+' && isdigit(spec.value[1]))) - { - parse_integer_property(current, spec.property, spec.value); - } - else - parse_string_property(current, spec.property, spec.value); - break; - } - } - } - } - return current; -} - - -static void -finish_hw_tree (struct hw *me, - void *data) -{ - if (!hw_finished_p (me)) - hw_finish (me); -} - -void -hw_tree_finish (struct hw *root) -{ - hw_tree_traverse (root, finish_hw_tree, NULL, NULL); -} - - - -void -hw_tree_traverse (struct hw *root, - hw_tree_traverse_function *prefix, - hw_tree_traverse_function *postfix, - void *data) -{ - struct hw *child; - if (prefix != NULL) - prefix (root, data); - for (child = hw_child (root); - child != NULL; - child = hw_sibling (child)) - { - hw_tree_traverse (child, prefix, postfix, data); - } - if (postfix != NULL) - postfix (root, data); -} - - -static void hw_printf -(struct hw *, - const char *, - ...) __attribute__ ((format (printf, 2, 3))); - -static void -hw_printf (struct hw *me, - const char *fmt, - ...) -{ - va_list ap; - va_start (ap, fmt); - sim_io_evprintf (hw_system (me), fmt, ap); - va_end (ap); -} - - -static void -print_address (struct hw *bus, - const hw_unit *phys) -{ - char unit[32]; - hw_unit_encode (bus, phys, unit, sizeof(unit)); - hw_printf (bus, " %s", unit); -} - -static void -print_size (struct hw *bus, - const hw_unit *size) -{ - int i; - for (i = 0; i < size->nr_cells; i++) - if (size->cells[i] != 0) - break; - if (i < size->nr_cells) { - hw_printf (bus, " 0x%lx", (unsigned long) size->cells[i]); - i++; - for (; i < size->nr_cells; i++) - hw_printf (bus, ",0x%lx", (unsigned long) size->cells[i]); - } - else - hw_printf (bus, " 0"); -} - -static void -print_reg_property(struct hw *me, - const struct hw_property *property) -{ - int reg_nr; - reg_property_spec reg; - for (reg_nr = 0; - hw_find_reg_array_property (me, property->name, reg_nr, ®); - reg_nr++) { - print_address (hw_parent (me), ®.address); - print_size (me, ®.size); - } -} - -static void -print_ranges_property(struct hw *me, - const struct hw_property *property) -{ - int range_nr; - range_property_spec range; - for (range_nr = 0; - hw_find_range_array_property (me, property->name, range_nr, &range); - range_nr++) - { - print_address (me, &range.child_address); - print_address (hw_parent (me), &range.parent_address); - print_size (me, &range.size); - } -} - -static void -print_string (struct hw *me, - const char *string) -{ - hw_printf (me, " \""); - while (*string != '\0') { - switch (*string) { - case '"': - hw_printf (me, "\\\""); - break; - case '\\': - hw_printf (me, "\\\\"); - break; - default: - hw_printf (me, "%c", *string); - break; - } - string++; - } - hw_printf (me, "\""); -} - -static void -print_string_array_property (struct hw *me, - const struct hw_property *property) -{ - int nr; - string_property_spec string; - for (nr = 0; - hw_find_string_array_property (me, property->name, nr, &string); - nr++) - { - print_string (me, string); - } -} - -static void -print_properties (struct hw *me) -{ - const struct hw_property *property; - for (property = hw_find_property (me, NULL); - property != NULL; - property = hw_next_property (property)) - { - if (hw_parent (me) == NULL) - hw_printf (me, "/%s", property->name); - else - hw_printf (me, "%s/%s", hw_path (me), property->name); - if (property->original != NULL) - { - hw_printf (me, " !"); - hw_printf (me, "%s/%s", - hw_path (property->original->owner), - property->original->name); - } - else - { - switch (property->type) - { - case array_property: - { - if ((property->sizeof_array % sizeof (signed_cell)) == 0) - { - unsigned_cell *w = (unsigned_cell*) property->array; - int cell_nr; - for (cell_nr = 0; - cell_nr < (property->sizeof_array / sizeof (unsigned_cell)); - cell_nr++) - { - hw_printf (me, " 0x%lx", (unsigned long) BE2H_cell (w[cell_nr])); - } - } - else - { - unsigned8 *w = (unsigned8*)property->array; - hw_printf (me, " ["); - while ((char*)w - (char*)property->array < property->sizeof_array) { - hw_printf (me, " 0x%2x", BE2H_1 (*w)); - w++; - } - } - break; - } - case boolean_property: - { - int b = hw_find_boolean_property(me, property->name); - hw_printf (me, " %s", b ? "true" : "false"); - break; - } -#if NOT_YET - case ihandle_property: - { - if (property->array != NULL) - { - device_instance *instance = hw_find_ihandle_property (me, property->name); - hw_printf (me, " *%s", device_instance_path(instance)); - } - else - { - /* not yet initialized, ask the device for the path */ - ihandle_runtime_property_spec spec; - hw_find_ihandle_runtime_property (me, property->name, &spec); - hw_printf (me, " *%s", spec.full_path); - } - break; - } -#endif - case integer_property: - { - unsigned_word w = hw_find_integer_property (me, property->name); - hw_printf (me, " 0x%lx", (unsigned long)w); - break; - } - case range_array_property: - { - print_ranges_property (me, property); - break; - } - case reg_array_property: - { - print_reg_property (me, property); - break; - } - case string_property: - { - const char *s = hw_find_string_property (me, property->name); - print_string (me, s); - break; - } - case string_array_property: - { - print_string_array_property (me, property); - break; - } - } - } - hw_printf (me, "\n"); - } -} - -static void -print_interrupts (struct hw *me, - int my_port, - struct hw *dest, - int dest_port, - void *ignore_or_null) -{ - char src[32]; - char dst[32]; - hw_port_encode (me, my_port, src, sizeof(src), output_port); - hw_port_encode (dest, dest_port, dst, sizeof(dst), input_port); - hw_printf (me, "%s > %s %s %s\n", - hw_path (me), - src, dst, - hw_path (dest)); -} - -static void -print_device (struct hw *me, - void *ignore_or_null) -{ - hw_printf (me, "%s\n", hw_path (me)); - print_properties (me); - hw_port_traverse (me, print_interrupts, NULL); -} - -void -hw_tree_print (struct hw *root) -{ - hw_tree_traverse (root, - print_device, NULL, - NULL); -} - - - -#if NOT_YET -device_instance * -tree_instance(struct hw *root, - const char *device_specifier) -{ - /* find the device node */ - struct hw *me; - name_specifier spec; - if (!split_device_specifier(root, device_specifier, &spec)) - return NULL; - me = split_find_device(root, &spec); - if (spec.name != NULL) - return NULL; - /* create the instance */ - return device_create_instance(me, device_specifier, spec.last_args); -} -#endif - -struct hw * -hw_tree_find_device (struct hw *root, - const char *path_to_device) -{ - struct hw *node; - name_specifier spec; - - /* parse the path */ - split_device_specifier (root, path_to_device, &spec); - if (spec.value != NULL) - return NULL; /* something wierd */ - - /* now find it */ - node = split_find_device (root, &spec); - if (spec.name != NULL) - return NULL; /* not a leaf */ - - return node; -} - - -const struct hw_property * -hw_tree_find_property (struct hw *root, - const char *path_to_property) -{ - name_specifier spec; - if (!split_property_specifier (root, path_to_property, &spec)) - hw_abort (root, "Invalid property path %s", path_to_property); - root = split_find_device (root, &spec); - return hw_find_property (root, spec.property); -} - -int -hw_tree_find_boolean_property (struct hw *root, - const char *path_to_property) -{ - name_specifier spec; - if (!split_property_specifier (root, path_to_property, &spec)) - hw_abort (root, "Invalid property path %s", path_to_property); - root = split_find_device (root, &spec); - return hw_find_boolean_property (root, spec.property); -} - -signed_cell -hw_tree_find_integer_property (struct hw *root, - const char *path_to_property) -{ - name_specifier spec; - if (!split_property_specifier (root, path_to_property, &spec)) - hw_abort (root, "Invalid property path %s", path_to_property); - root = split_find_device (root, &spec); - return hw_find_integer_property (root, spec.property); -} - -#if NOT_YET -device_instance * -hw_tree_find_ihandle_property (struct hw *root, - const char *path_to_property) -{ - name_specifier spec; - if (!split_property_specifier (root, path_to_property, &spec)) - hw_abort (root, "Invalid property path %s", path_to_property); - root = split_find_device (root, &spec); - return hw_find_ihandle_property (root, spec.property); -} -#endif - -const char * -hw_tree_find_string_property (struct hw *root, - const char *path_to_property) -{ - name_specifier spec; - if (!split_property_specifier (root, path_to_property, &spec)) - hw_abort (root, "Invalid property path %s", path_to_property); - root = split_find_device (root, &spec); - return hw_find_string_property (root, spec.property); -} |