[coreboot] r3076 - in trunk/coreboot-v2/src: arch/i386/boot include/boot

Author: oxygene
Date: 2008-01-25 19:28:18 +0100 (Fri, 25 Jan 2008)
New Revision: 3076

Modified:
   trunk/coreboot-v2/src/arch/i386/boot/coreboot_table.c
   trunk/coreboot-v2/src/include/boot/coreboot_tables.h
Log:
This patch adds a new record type for lbtable to provide information
about a serial port. If a port is defined in the board configuration,
add it to lbtable.

Signed-off-by: Patrick Georgi 
Acked-by: Peter Stuge

Modified: trunk/coreboot-v2/src/arch/i386/boot/coreboot_table.c
===================================================================
--- trunk/coreboot-v2/src/arch/i386/boot/coreboot_table.c	2008-01-25 15:08:37 UTC (rev 3075)
+++ trunk/coreboot-v2/src/arch/i386/boot/coreboot_table.c	2008-01-25 18:28:18 UTC (rev 3076)
@@ -74,6 +74,22 @@
    return mem;
 }

+struct lb_serial *lb_serial(struct lb_header *header)
+{
+#if defined(TTYS0_BASE)
+	struct lb_record *rec;
+	struct lb_serial *serial;
+	rec = lb_new_record(header);
+	serial = (struct lb_serial *)rec;
+	serial->tag = LB_TAG_SERIAL;
+	serial->size = sizeof(*serial);
+	serial->ioport = TTYS0_BASE;
+	return serial;
+#else
+	return header;
+#endif
+}
+
 struct lb_mainboard *lb_mainboard(struct lb_header *header)
 {
    struct lb_record *rec;
@@ -406,8 +422,10 @@
     * size of the coreboot table.
     */

-	/* Record our motheboard */
+	/* Record our motherboard */
    lb_mainboard(head);
+	/* Record the serial port, if present */
+	lb_serial(head);
    /* Record our various random string information */
    lb_strings(head);

Modified: trunk/coreboot-v2/src/include/boot/coreboot_tables.h
===================================================================
--- trunk/coreboot-v2/src/include/boot/coreboot_tables.h	2008-01-25 15:08:37 UTC (rev 3075)
+++ trunk/coreboot-v2/src/include/boot/coreboot_tables.h	2008-01-25 18:28:18 UTC (rev 3076)
@@ -138,6 +138,13 @@
    uint8_t  string[0];
 };

+#define LB_TAG_SERIAL		0x000f
+struct lb_serial {
+	uint32_t tag;
+	uint32_t size;
+	uint16_t ioport;
+};
+
 /* The following structures are for the cmos definitions table */
 #define LB_TAG_CMOS_OPTION_TABLE 200
 /* cmos header record */