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authorIngo Molnar <mingo@elte.hu>2008-08-15 13:57:32 +0200
committerIngo Molnar <mingo@elte.hu>2008-08-15 13:57:32 +0200
commit975439fe73d1f0f7ce8c235c66783bd34dc459c3 (patch)
tree84e29852d96283b13c6e603f86bd506a631343c5 /arch/h8300/include/asm/sh_bios.h
parentef31023743e66de7184e9aad432291c842a6384b (diff)
parent129d6aba444d1e99d4cbfb9866a4652912426b65 (diff)
Merge branch 'x86/amd-iommu' into x86/urgent
Diffstat (limited to 'arch/h8300/include/asm/sh_bios.h')
-rw-r--r--arch/h8300/include/asm/sh_bios.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/h8300/include/asm/sh_bios.h b/arch/h8300/include/asm/sh_bios.h
new file mode 100644
index 00000000000..b6bb6e58295
--- /dev/null
+++ b/arch/h8300/include/asm/sh_bios.h
@@ -0,0 +1,29 @@
+/* eCos HAL interface header */
+
+#ifndef SH_BIOS_H
+#define SH_BIOS_H
+
+#define HAL_IF_VECTOR_TABLE 0xfffe20
+#define CALL_IF_SET_CONSOLE_COMM 13
+#define QUERY_CURRENT -1
+#define MANGLER -3
+
+/* Checking for GDB stub active */
+/* suggestion Jonathan Larmour */
+static int sh_bios_in_gdb_mode(void)
+{
+ static int gdb_active = -1;
+ if (gdb_active == -1) {
+ int (*set_console_comm)(int);
+ set_console_comm = ((void **)HAL_IF_VECTOR_TABLE)[CALL_IF_SET_CONSOLE_COMM];
+ gdb_active = (set_console_comm(QUERY_CURRENT) == MANGLER);
+ }
+ return gdb_active;
+}
+
+static void sh_bios_gdb_detach(void)
+{
+
+}
+
+#endif