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authorRonald G. Minnich <rminnich@gmail.com>2006-10-18 15:23:28 +0000
committerRonald G. Minnich <rminnich@gmail.com>2006-10-18 15:23:28 +0000
commit31101c9201a536146ac70429e1bd73502ad24527 (patch)
treee834a9860cecc42a107317b546842eb109905789 /src/mainboard/olpc/btest/reset.c
parent0a3f60775baa549d559b9b89c4777efd43e0c81c (diff)
add the btest mainboard
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2459 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/mainboard/olpc/btest/reset.c')
-rw-r--r--src/mainboard/olpc/btest/reset.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/src/mainboard/olpc/btest/reset.c b/src/mainboard/olpc/btest/reset.c
new file mode 100644
index 0000000000..5796e17dc8
--- /dev/null
+++ b/src/mainboard/olpc/btest/reset.c
@@ -0,0 +1,43 @@
+#if 0
+//#include "arch/romcc_io.h"
+#include <arch/io.h>
+
+typedef unsigned device_t;
+
+#define PCI_DEV(BUS, DEV, FN) ( \
+ (((BUS) & 0xFF) << 16) | \
+ (((DEV) & 0x1f) << 11) | \
+ (((FN) & 0x7) << 8))
+
+static void pci_write_config8(device_t dev, unsigned where, unsigned char value)
+{
+ unsigned addr;
+ addr = dev | where;
+ outl(0x80000000 | (addr & ~3), 0xCF8);
+ outb(value, 0xCFC + (addr & 3));
+}
+
+static void pci_write_config32(device_t dev, unsigned where, unsigned value)
+{
+ unsigned addr;
+ addr = dev | where;
+ outl(0x80000000 | (addr & ~3), 0xCF8);
+ outl(value, 0xCFC);
+}
+
+static unsigned pci_read_config32(device_t dev, unsigned where)
+{
+ unsigned addr;
+ addr = dev | where;
+ outl(0x80000000 | (addr & ~3), 0xCF8);
+ return inl(0xCFC);
+}
+
+#include "../../../northbridge/amd/amdk8/reset_test.c"
+
+void hard_reset(void)
+{
+ set_bios_reset();
+ pci_write_config8(PCI_DEV(1, 0x04, 0), 0x47, 1);
+}
+#endif