#include "sconfig.h"
#include "sconfig.tab.h"
+extern int linenum;
+
struct device *head, *lastdev;
struct header headers;
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, "%s\n", str);
+ extern char *yytext;
+ fprintf (stderr, "line %d: %s: %s\n", linenum + 1, yytext, str);
+ exit(1);
}
void postprocess_devtree(void) {
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.link[%d],\n", ptr->bus->name, ptr->bus->link);
+ fprintf(fil, "\t.bus = &%s_links[%d],\n", ptr->bus->name, ptr->bus->link);
fprintf(fil, "\t.path = {");
fprintf(fil, ptr->path, ptr->path_a, ptr->path_b);
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);
}
int link = 0;
- fprintf(fil, "\t.link = {\n");
- if (ptr->multidev) {
- struct device *d = ptr;
- while (d) {
- if (device_match(d, ptr)) {
- fprintf(fil, "\t\t[%d] = {\n", d->link);
- fprintf(fil, "\t\t\t.link = %d,\n", d->link);
- fprintf(fil, "\t\t\t.dev = &%s,\n", d->name);
- if (d->children)
- fprintf(fil, "\t\t\t.children = &%s,\n", d->children->name);
- fprintf(fil, "\t\t},\n");
- link++;
- }
- d = d->next_sibling;
- }
- } else {
- if (ptr->children) {
- fprintf(fil, "\t\t[0] = {\n");
- fprintf(fil, "\t\t\t.link = 0,\n");
- fprintf(fil, "\t\t\t.dev = &%s,\n", ptr->name);
- fprintf(fil, "\t\t\t.children = &%s,\n", ptr->children->name);
- fprintf(fil, "\t\t},\n");
- link++;
- }
- }
- fprintf(fil, "\t},\n");
- fprintf(fil, "\t.links = %d,\n", link);
+ if (ptr->children || ptr->multidev)
+ fprintf(fil, "\t.link_list = &%s_links[0],\n", ptr->name);
+ else
+ fprintf(fil, "\t.link_list = NULL,\n", ptr->name);
if (ptr->sibling)
fprintf(fil, "\t.sibling = &%s,\n", ptr->sibling->name);
if (ptr->chip->chiph_exists) {
}
fprintf(fil, "\t };\n");
}
+ if (!ptr->used && ptr->type == device && (ptr->children || ptr->multidev)) {
+ fprintf(fil, "struct bus %s_links[] = {\n", ptr->name);
+ if (ptr->multidev) {
+ struct device *d = ptr;
+ while (d) {
+ if (device_match(d, ptr)) {
+ fprintf(fil, "\t\t[%d] = {\n", d->link);
+ fprintf(fil, "\t\t\t.link_num = %d,\n", d->link);
+ fprintf(fil, "\t\t\t.dev = &%s,\n", d->name);
+ if (d->children)
+ fprintf(fil, "\t\t\t.children = &%s,\n", d->children->name);
+ if (d->next_sibling && device_match(d->next_sibling, ptr))
+ fprintf(fil, "\t\t\t.next=&%s_links[%d],\n", d->name, d->link+1);
+ else
+ fprintf(fil, "\t\t\t.next = NULL,\n");
+ fprintf(fil, "\t\t},\n");
+ }
+ d = d->next_sibling;
+ }
+ } else {
+ if (ptr->children) {
+ fprintf(fil, "\t\t[0] = {\n");
+ fprintf(fil, "\t\t\t.link_num = 0,\n");
+ fprintf(fil, "\t\t\t.dev = &%s,\n", ptr->name);
+ fprintf(fil, "\t\t\t.children = &%s,\n", ptr->children->name);
+ fprintf(fil, "\t\t\t.next = NULL,\n");
+ fprintf(fil, "\t\t},\n");
+ }
+ }
+ fprintf(fil, "\t};\n");
+ }
if ((ptr->type == chip) && (ptr->chiph_exists)) {
if (ptr->reg) {
fprintf(fil, "struct %s_config %s_info_%d\t= {\n", ptr->name_underscore, ptr->name_underscore, ptr->id);
} 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;
}