#include "sconfig.h"
#include "sconfig.tab.h"
+extern int linenum;
+
struct device *head, *lastdev;
struct header headers;
static int devcount = 0;
+typedef enum {
+ STATIC_MODE,
+ BOOTBLOCK_MODE,
+ KCONFIG_MODE
+} scan_t;
+
+static scan_t scan_mode = STATIC_MODE;
+
static struct device root;
static struct device mainboard = {
.name = "mainboard",
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) {
}
}
+void translate_name(char *str, int uppercase)
+{
+ char *c;
+ for (c = str; *c; c++) {
+ if (*c == '/') *c = '_';
+ if (*c == '-') *c = '_';
+ if (uppercase)
+ *c = toupper(*c);
+ }
+}
+
struct device *new_chip(struct device *parent, struct device *bus, char *path) {
struct device *new_chip = new_dev(parent, bus);
new_chip->chiph_exists = 1;
new_chip->name = path;
new_chip->name_underscore = strdup(new_chip->name);
- char *c;
- for (c = new_chip->name_underscore; *c; c++) {
- if (*c == '/') *c = '_';
- if (*c == '-') *c = '_';
- }
+ translate_name(new_chip->name_underscore, 0);
new_chip->type = chip;
new_chip->chip = new_chip;
struct stat st;
- char *chip_h = malloc(strlen(path)+12);
- sprintf(chip_h, "src/%s/chip.h", path);
- if ((stat(chip_h, &st) == -1) && (errno == ENOENT))
- new_chip->chiph_exists = 0;
+ char *chip_h = malloc(strlen(path)+18);
+ 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);
+ }
+
+ if (scan_mode == STATIC_MODE)
+ sprintf(chip_h, "src/%s/chip.h", path);
+ else if (scan_mode == BOOTBLOCK_MODE)
+ sprintf(chip_h, "src/%s/bootblock.c", path);
+
+ if ((scan_mode == STATIC_MODE) || (scan_mode == BOOTBLOCK_MODE)) {
+ if ((stat(chip_h, &st) == -1) && (errno == ENOENT))
+ new_chip->chiph_exists = 0;
+ }
if (parent->latestchild) {
parent->latestchild->next_sibling = new_chip;
}
void add_header(struct device *dev) {
- if (dev->chiph_exists) {
+ if ((dev->chiph_exists) || (scan_mode == KCONFIG_MODE)){
int include_exists = 0;
struct header *h = &headers;
while (h->next) {
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);
}
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 (device_match(d->next_sibling, ptr))
+ 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");
}
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);
+ fprintf(fil, "struct %s_config %s_info_%d\t= {\n",
+ ptr->name_underscore, ptr->name_underscore, ptr->id);
struct reg *r = ptr->reg;
while (r) {
fprintf(fil, "\t.%s = %s,\n", r->key, r->value);
}
fprintf(fil, "};\n\n");
} else {
- fprintf(fil, "struct %s_config %s_info_%d;\n", ptr->name_underscore, ptr->name_underscore, ptr->id);
+ fprintf(fil, "struct %s_config %s_info_%d;\n",
+ ptr->name_underscore, ptr->name_underscore, ptr->id);
}
}
}
} while (ptr);
}
-int main(int argc, char** argv) {
- if (argc != 3) {
- printf("usage: sconfig vendor/mainboard outputdir\n");
- return 1;
+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;
+ }
+ }
+}
+
+static void usage(void)
+{
+ printf("usage: sconfig vendor/mainboard outputdir [-{s|b|k} outputfile]\n");
+ printf("\t-s file\tcreate ramstage static device map\n");
+ printf("\t-b file\tcreate bootblock init_mainboard()\n");
+ printf("\t-k file\tcreate Kconfig devicetree section\n");
+ printf("Defaults to \"-s static.c\" if no {s|b|k} specified.\n");
+ exit (1);
+}
+
+
+int main(int argc, char** argv) {
+ if (argc < 3)
+ usage();
+
char *mainboard=argv[1];
char *outputdir=argv[2];
char *devtree=malloc(strlen(mainboard)+30);
- char *outputc=malloc(strlen(outputdir)+10);
sprintf(devtree, "src/mainboard/%s/devicetree.cb", mainboard);
- sprintf(outputc, "%s/static.c", outputdir);
+ char *outputc;
+
+ if (argc == 3) {
+ scan_mode = STATIC_MODE;
+ outputc=malloc(strlen(outputdir)+20);
+ sprintf(outputc, "%s/static.c", outputdir);
+ } else if ((argc == 5) && (argv[3][0] == '-') && (argv[3][2] == 0)) {
+
+ switch (argv[3][1]) {
+ case 's':
+ scan_mode = STATIC_MODE;
+ break;
+ case 'b':
+ scan_mode = BOOTBLOCK_MODE;
+ break;
+ case 'k':
+ scan_mode = KCONFIG_MODE;
+ break;
+ default:
+ usage();
+ break;
+ }
+ char *outputfile=argv[4];
+
+ outputc=malloc(strlen(outputdir)+strlen(outputfile)+2);
+ sprintf(outputc, "%s/%s", outputdir, outputfile);
+ }
- headers.next = malloc(sizeof(struct header));
- headers.next->name = malloc(strlen(mainboard)+12);
- headers.next->next = 0;
- sprintf(headers.next->name, "mainboard/%s", mainboard);
+ headers.next = 0;
+ if (scan_mode == STATIC_MODE) {
+ headers.next = malloc(sizeof(struct header));
+ headers.next->name = malloc(strlen(mainboard)+12);
+ headers.next->next = 0;
+ 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;
}
- fprintf(staticc, "#include <device/device.h>\n");
- fprintf(staticc, "#include <device/pci.h>\n");
- struct header *h = &headers;
- while (h->next) {
- h = h->next;
- fprintf(staticc, "#include \"%s/chip.h\"\n", h->name);
+ FILE *autogen = fopen(outputc, "w");
+ if (!autogen) {
+ fprintf(stderr, "Could not open file '%s' for writing: ", outputc);
+ perror(NULL);
+ exit(1);
+ }
+
+ struct header *h;
+ if (scan_mode == STATIC_MODE) {
+
+ fprintf(autogen, "#include <device/device.h>\n");
+ fprintf(autogen, "#include <device/pci.h>\n");
+ h = &headers;
+ while (h->next) {
+ h = h->next;
+ fprintf(autogen, "#include \"%s/chip.h\"\n", h->name);
+ }
+
+ walk_device_tree(autogen, &root, inherit_subsystem_ids, NULL);
+ fprintf(autogen, "\n/* pass 0 */\n");
+ walk_device_tree(autogen, &root, pass0, NULL);
+ fprintf(autogen, "\n/* pass 1 */\nstruct mainboard_config mainboard_info_0;\n"
+ "struct device *last_dev = &%s;\n", lastdev->name);
+ walk_device_tree(autogen, &root, pass1, NULL);
+
+ } else if (scan_mode == BOOTBLOCK_MODE) {
+ h = &headers;
+ while (h->next) {
+ h = h->next;
+ fprintf(autogen, "#include \"%s/bootblock.c\"\n", h->name);
+ }
+
+ fprintf(autogen, "\n#if CONFIG_HAS_MAINBOARD_BOOTBLOCK\n");
+ fprintf(autogen, "#include \"mainboard/%s/bootblock.c\"\n", mainboard);
+ fprintf(autogen, "#else\n");
+ fprintf(autogen, "static unsigned long init_mainboard(int bsp_cpu)\n{\n");
+ fprintf(autogen, "\tif (! bsp_cpu) return 0;\n");
+ h = &headers;
+ while (h->next) {
+ h = h->next;
+ translate_name(h->name, 0);
+ fprintf(autogen, "\tinit_%s();\n", h->name);
+ }
+
+ fprintf(autogen, "\treturn 0;\n}\n");
+ fprintf(autogen, "#endif\n");
+
+ } else if (scan_mode == KCONFIG_MODE) {
+ fprintf(autogen, "\nconfig MAINBOARD_DIR\n\tstring\n");
+ fprintf(autogen, "\tdefault %s\n", mainboard);
+
+ fprintf(autogen, "\nconfig MAINBOARD_DEVTREE\n\tdef_bool y\n");
+ h = &headers;
+ while (h->next) {
+ h = h->next;
+ translate_name(h->name, 1);
+ fprintf(autogen, "\tselect %s\n", h->name);
+ }
}
- 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);
- walk_device_tree(staticc, &root, pass1, NULL);
- fclose(staticc);
+ fclose(autogen);
+
return 0;
}