Every chip must have chip_operations

Forcing this rule, chip_ops can be added in the static devicetree
regardless of the existence of the chip.h files.

Change-Id: Iec1c23484e85cab3f80a34f2b082088f38ac4de9
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Reviewed-on: http://review.coreboot.org/1472
Tested-by: build bot (Jenkins)

4 files changed, 59 insertions, 28 deletions

diff --git a/src/devices/Makefile.inc b/src/devices/Makefile.inc
index 9d4b39146c..185ccc11a3 100644
--- a/src/devices/Makefile.inc
+++ b/src/devices/Makefile.inc
@@ -12,6 +12,9 @@ ramstage-y += pnp_device.c
 ramstage-y += pci_ops.c
 ramstage-y += smbus_ops.c
 
+# Work-around for chip.h removal
+ramstage-y += dummy_chip_ops.c
+
 romstage-y+= device_romstage.c
 
 subdirs-y += oprom
diff --git a/src/devices/dummy_chip_ops.c b/src/devices/dummy_chip_ops.c
new file mode 100644
index 0000000000..a2fc999280
--- /dev/null
+++ b/src/devices/dummy_chip_ops.c
@@ -0,0 +1,30 @@
+#include <device/device.h>
+
+/* Dummy chip_operations, so every chip has one for sure.
+ * Temporary work-around before total chip.h removal.
+ */
+
+struct chip_operations cpu_via_c3_ops = {};
+struct chip_operations cpu_via_c7_ops = {};
+struct chip_operations cpu_amd_geode_lx_ops = {};
+struct chip_operations cpu_amd_geode_gx1_ops = {};
+struct chip_operations cpu_amd_geode_gx2_ops = {};
+struct chip_operations drivers_ati_ragexl_ops = {};
+struct chip_operations drivers_dec_21143_ops = {};
+struct chip_operations drivers_generic_generic_ops = {};
+struct chip_operations drivers_oxford_oxpcie_ops = {};
+struct chip_operations drivers_realtek_ops = {};
+struct chip_operations drivers_sil_3114_ops = {};
+struct chip_operations drivers_trident_blade3d_ops = {};
+struct chip_operations southbridge_amd_amd8131_ops = {};
+struct chip_operations southbridge_amd_amd8132_ops = {};
+struct chip_operations southbridge_amd_amd8151_ops = {};
+struct chip_operations southbridge_broadcom_bcm21000_ops = {};
+struct chip_operations southbridge_broadcom_bcm5780_ops = {};
+struct chip_operations southbridge_intel_i82870_ops = {};
+struct chip_operations southbridge_rdc_r8610_ops = {};
+struct chip_operations southbridge_via_k8t890_ops = {};
+struct chip_operations superio_serverengines_pilot_ops = {};
+struct chip_operations superio_smsc_lpc47n207_ops = {};
+struct chip_operations superio_smsc_sio1007_ops = {};
+
diff --git a/util/sconfig/main.c b/util/sconfig/main.c
index fe4c3b8e12..f066d7bad2 100644
--- a/util/sconfig/main.c
+++ b/util/sconfig/main.c
@@ -179,25 +179,24 @@ struct device *new_chip(struct device *parent, struct device *bus, char *path) {
 }
 
 void add_header(struct device *dev) {
-	if ((dev->chiph_exists) || (scan_mode == KCONFIG_MODE)){
-		int include_exists = 0;
-		struct header *h = &headers;
-		while (h->next) {
-			int result = strcmp(dev->name, h->next->name);
-			if (result == 0) {
-				include_exists = 1;
-				break;
-			}
-			if (result < 0) break;
-			h = h->next;
-		}
-		if (!include_exists) {
-			struct header *tmp = h->next;
-			h->next = malloc(sizeof(struct header));
-			memset(h->next, 0, sizeof(struct header));
-			h->next->name = dev->name;
-			h->next->next = tmp;
+	int include_exists = 0;
+	struct header *h = &headers;
+	while (h->next) {
+		int result = strcmp(dev->name, h->next->name);
+		if (result == 0) {
+			include_exists = 1;
+			break;
 		}
+		if (result < 0) break;
+		h = h->next;
+	}
+	if (!include_exists) {
+		struct header *tmp = h->next;
+		h->next = malloc(sizeof(struct header));
+		memset(h->next, 0, sizeof(struct header));
+		h->next->chiph_exists = dev->chiph_exists;
+		h->next->name = dev->name;
+		h->next->next = tmp;
 	}
 }
 
@@ -418,16 +417,11 @@ static void pass1(FILE *fil, struct device *ptr)
 			fprintf(fil, "\t.link_list = NULL,\n");
 		if (ptr->sibling)
 			fprintf(fil, "\t.sibling = &%s,\n", ptr->sibling->name);
-		if (ptr->chip->chiph_exists) {
-			fprintf(fil, "#ifndef __PRE_RAM__\n");
-			fprintf(fil, "\t.chip_ops = &%s_ops,\n", ptr->chip->name_underscore);
-			fprintf(fil, "#endif\n");
+		fprintf(fil, "#ifndef __PRE_RAM__\n");
+		fprintf(fil, "\t.chip_ops = &%s_ops,\n", ptr->chip->name_underscore);
+		fprintf(fil, "#endif\n");
+		if (ptr->chip->chiph_exists)
 			fprintf(fil, "\t.chip_info = &%s_info_%d,\n", ptr->chip->name_underscore, ptr->chip->id);
-		} else if (ptr->chip->chip == &mainboard) {
-			fprintf(fil, "#ifndef __PRE_RAM__\n");
-			fprintf(fil, "\t.chip_ops = &%s_ops,\n", ptr->chip->name_underscore);
-			fprintf(fil, "#endif\n");
-		}
 		if (ptr->nextdev)
 			fprintf(fil, "\t.next=&%s\n", ptr->nextdev->name);
 		fprintf(fil, "};\n");
@@ -622,8 +616,10 @@ int main(int argc, char** argv) {
 		h = &headers;
 		while (h->next) {
 			h = h->next;
-			fprintf(autogen, "#include \"%s/chip.h\"\n", h->name);
+			if (h->chiph_exists)
+				fprintf(autogen, "#include \"%s/chip.h\"\n", h->name);
 		}
+		fprintf(autogen, "\n#ifndef __PRE_RAM__\n");
 		h = &headers;
 		while (h->next) {
 			h = h->next;
@@ -632,6 +628,7 @@ int main(int argc, char** argv) {
 			fprintf(autogen, "extern struct chip_operations %s_ops;\n", name_underscore);
 			free(name_underscore);
 		}
+		fprintf(autogen, "#endif\n");
 
 		walk_device_tree(autogen, &root, inherit_subsystem_ids, NULL);
 		fprintf(autogen, "\n/* pass 0 */\n");
diff --git a/util/sconfig/sconfig.h b/util/sconfig/sconfig.h
index 15766006a7..b8a231a1c2 100644
--- a/util/sconfig/sconfig.h
+++ b/util/sconfig/sconfig.h
@@ -86,6 +86,7 @@ struct device *head;
 struct header;
 struct header {
 	char *name;
+	int chiph_exists;
 	struct header *next;
 };