dev->id = ++devcount;
dev->parent = parent;
dev->bus = bus;
+ dev->subsystem_vendor = -1;
+ dev->subsystem_device = -1;
head->next = dev;
head = dev;
return dev;
void yyerror (char const *str)
{
- fprintf (stderr, "line %d: %s\n", linenum, str);
+ extern char *yytext;
+ fprintf (stderr, "line %d: %s: %s\n", linenum + 1, yytext, str);
+ exit(1);
}
void postprocess_devtree(void) {
struct stat st;
char *chip_h = malloc(strlen(path)+12);
+ sprintf(chip_h, "src/%s", path);
+ if ((stat(chip_h, &st) == -1) && (errno == ENOENT)) {
+ fprintf(stderr, "ERROR: Chip component %s does not exist.\n",
+ path);
+ exit(1);
+ }
+
sprintf(chip_h, "src/%s/chip.h", path);
if ((stat(chip_h, &st) == -1) && (errno == ENOENT))
new_chip->chiph_exists = 0;
if (device_match(d, cmp)) {
d->multidev = 1;
- cmp->aliased_name = malloc(12);
- sprintf(cmp->aliased_name, "_dev%d", cmp->id);
cmp->id = d->id;
cmp->name = d->name;
cmp->used = 1;
}
}
+void add_pci_subsystem_ids(struct device *dev, int vendor, int device, int inherit)
+{
+ if (dev->bustype != PCI && dev->bustype != PCI_DOMAIN) {
+ printf("ERROR: 'subsystem' only allowed for PCI devices\n");
+ exit(1);
+ }
+
+ dev->subsystem_vendor = vendor;
+ dev->subsystem_device = device;
+ dev->inherit_subsystem = inherit;
+}
+
static void pass0(FILE *fil, struct device *ptr) {
if (ptr->type == device && ptr->id == 0)
fprintf(fil, "struct bus %s_links[];\n", ptr->name);
if ((ptr->type == device) && (ptr->id != 0) && (!ptr->used)) {
- fprintf(fil, "struct device %s;\n", ptr->name);
+ fprintf(fil, "static struct device %s;\n", ptr->name);
if (ptr->rescnt > 0)
fprintf(fil, "struct resource %s_res[];\n", ptr->name);
if (ptr->children || ptr->multidev)
fprintf(fil, "struct bus %s_links[];\n", ptr->name);
}
- if ((ptr->type == device) && (ptr->id != 0) && ptr->used)
- fprintf(fil, "struct device %s;\n", ptr->aliased_name);
}
static void pass1(FILE *fil, struct device *ptr) {
if (!ptr->used && (ptr->type == device)) {
+ if (ptr->id != 0)
+ fprintf(fil, "static ", ptr->name);
fprintf(fil, "struct device %s = {\n", ptr->name);
fprintf(fil, "\t.ops = %s,\n", (ptr->ops)?(ptr->ops):"0");
fprintf(fil, "\t.bus = &%s_links[%d],\n", ptr->bus->name, ptr->bus->link);
fprintf(fil, "},\n");
fprintf(fil, "\t.enabled = %d,\n", ptr->enabled);
fprintf(fil, "\t.on_mainboard = 1,\n");
+ if (ptr->subsystem_vendor > 0)
+ fprintf(fil, "\t.subsystem_vendor = 0x%04x,\n", ptr->subsystem_vendor);
+
+ if (ptr->subsystem_device > 0)
+ fprintf(fil, "\t.subsystem_device = 0x%04x,\n", ptr->subsystem_device);
+
if (ptr->rescnt > 0) {
fprintf(fil, "\t.resource_list = &%s_res[0],\n", ptr->name);
}
} while (ptr);
}
+static void inherit_subsystem_ids(FILE *file, struct device *dev)
+{
+ struct device *p;
+
+ if (dev->subsystem_vendor != -1 && dev->subsystem_device != -1) {
+ /* user already gave us a subsystem vendor/device */
+ return;
+ }
+
+ for(p = dev; p && p != p->parent; p = p->parent) {
+
+ if (p->bustype != PCI && p->bustype != PCI_DOMAIN)
+ continue;
+
+ if (p->inherit_subsystem) {
+ dev->subsystem_vendor = p->subsystem_vendor;
+ dev->subsystem_device = p->subsystem_device;
+ break;
+ }
+ }
+}
+
int main(int argc, char** argv) {
if (argc != 3) {
printf("usage: sconfig vendor/mainboard outputdir\n");
sprintf(headers.next->name, "mainboard/%s", mainboard);
FILE *filec = fopen(devtree, "r");
- yyrestart(filec);
+ if (!filec) {
+ fprintf(stderr, "Could not open file '%s' for reading: ", devtree);
+ perror(NULL);
+ exit(1);
+ }
- FILE *staticc = fopen(outputc, "w");
+ yyrestart(filec);
lastdev = head = &root;
+
yyparse();
+
fclose(filec);
if ((head->type == chip) && (!head->chiph_exists)) {
while (head->next != tmp) head = head->next;
}
+ FILE *staticc = fopen(outputc, "w");
+ if (!staticc) {
+ fprintf(stderr, "Could not open file '%s' for writing: ", outputc);
+ perror(NULL);
+ exit(1);
+ }
+
fprintf(staticc, "#include <device/device.h>\n");
fprintf(staticc, "#include <device/pci.h>\n");
struct header *h = &headers;
h = h->next;
fprintf(staticc, "#include \"%s/chip.h\"\n", h->name);
}
+
+ walk_device_tree(staticc, &root, inherit_subsystem_ids, NULL);
+
fprintf(staticc, "\n/* pass 0 */\n");
walk_device_tree(staticc, &root, pass0, NULL);
- fprintf(staticc, "\n/* pass 1 */\nstruct mainboard_config mainboard_info_0;\nstruct device **last_dev_p = &%s.next;\n", lastdev->name);
+ fprintf(staticc, "\n/* pass 1 */\nstruct mainboard_config mainboard_info_0;\nstruct device *last_dev = &%s;\n", lastdev->name);
walk_device_tree(staticc, &root, pass1, NULL);
fclose(staticc);
+
return 0;
}