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authorPatrick Georgi <patrick.georgi@coresystems.de>2009-05-27 14:19:31 +0000
committerPatrick Georgi <patrick.georgi@coresystems.de>2009-05-27 14:19:31 +0000
commita034dca42cc1638e4917e38b98e7dc6b434f2357 (patch)
tree2050fd887fff8d644260cf0168efc5272ce56d24 /src/arch/i386/lib
parent8341f44f98ad6fe8760d348e7c3cca8f49eb2557 (diff)
Move coreboot_ram and coreboot_apc to CBFS. This allows to
reduce the size of the bootblock (done for kontron/986lcd-m) Signed-off-by: Patrick Georgi <patrick.georgi@coresystems.de> Acked-by: Ronald G. Minnich <rminnich@gmail.com> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4315 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/arch/i386/lib')
-rw-r--r--src/arch/i386/lib/Config.lb7
-rw-r--r--src/arch/i386/lib/cbfs_and_run.c23
2 files changed, 29 insertions, 1 deletions
diff --git a/src/arch/i386/lib/Config.lb b/src/arch/i386/lib/Config.lb
index 3356b8f4f5..52da9d5e59 100644
--- a/src/arch/i386/lib/Config.lb
+++ b/src/arch/i386/lib/Config.lb
@@ -1,6 +1,7 @@
uses CONFIG_USE_INIT
uses CONFIG_USE_PRINTK_IN_CAR
uses USE_FAILOVER_IMAGE
+uses CONFIG_CBFS
object c_start.S
object cpu.c
@@ -14,5 +15,9 @@ initobject printk_init.o
if USE_FAILOVER_IMAGE
else
- initobject copy_and_run.o
+ if CONFIG_CBFS
+ initobject cbfs_and_run.o
+ else
+ initobject copy_and_run.o
+ end
end
diff --git a/src/arch/i386/lib/cbfs_and_run.c b/src/arch/i386/lib/cbfs_and_run.c
new file mode 100644
index 0000000000..eaded11223
--- /dev/null
+++ b/src/arch/i386/lib/cbfs_and_run.c
@@ -0,0 +1,23 @@
+/* by yhlu 6.2005
+ moved from nrv2v.c and some lines from crt0.S
+ 2006/05/02 - stepan: move nrv2b to an extra file.
+*/
+
+#include <console/console.h>
+#include <cbfs.h>
+
+void cbfs_and_run_core(char *filename, unsigned ebp)
+{
+ u8 *dst;
+ print_debug("Jumping to image.\r\n");
+ dst = cbfs_load_stage(filename);
+ print_debug("Jumping to image.\r\n");
+
+ __asm__ volatile (
+ "movl %%eax, %%ebp\n\t"
+ "cli\n\t"
+ "jmp *%%edi\n\t"
+ :: "a"(ebp), "D"(dst)
+ );
+
+}