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Diffstat (limited to 'arch/cris/arch-v32/mach-a3/vcs_hook.c')
-rw-r--r--arch/cris/arch-v32/mach-a3/vcs_hook.c103
1 files changed, 0 insertions, 103 deletions
diff --git a/arch/cris/arch-v32/mach-a3/vcs_hook.c b/arch/cris/arch-v32/mach-a3/vcs_hook.c
deleted file mode 100644
index 58b1a5469fd7..000000000000
--- a/arch/cris/arch-v32/mach-a3/vcs_hook.c
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * Simulator hook mechanism
- */
-
-#include "vcs_hook.h"
-#include <asm/io.h>
-#include <stdarg.h>
-
-#define HOOK_TRIG_ADDR 0xb7000000
-#define HOOK_MEM_BASE_ADDR 0xce000000
-
-static volatile unsigned *hook_base;
-
-#define HOOK_DATA(offset) hook_base[offset]
-#define VHOOK_DATA(offset) hook_base[offset]
-#define HOOK_TRIG(funcid) \
- do { \
- *((unsigned *) HOOK_TRIG_ADDR) = funcid; \
- } while (0)
-#define HOOK_DATA_BYTE(offset) ((unsigned char *)hook_base)[offset]
-
-static void hook_init(void)
-{
- static int first = 1;
- if (first) {
- first = 0;
- hook_base = ioremap(HOOK_MEM_BASE_ADDR, 8192);
- }
-}
-
-static unsigned hook_trig(unsigned id)
-{
- unsigned ret;
-
- /* preempt_disable(); */
-
- /* Dummy read from mem to make sure data has propagated to memory
- * before trigging */
- ret = *hook_base;
-
- /* trigger hook */
- HOOK_TRIG(id);
-
- /* wait for call to finish */
- while (VHOOK_DATA(0) > 0) ;
-
- /* extract return value */
-
- ret = VHOOK_DATA(1);
-
- return ret;
-}
-
-int hook_call(unsigned id, unsigned pcnt, ...)
-{
- va_list ap;
- int i;
- unsigned ret;
-
- hook_init();
-
- HOOK_DATA(0) = id;
-
- va_start(ap, pcnt);
- for (i = 1; i <= pcnt; i++)
- HOOK_DATA(i) = va_arg(ap, unsigned);
- va_end(ap);
-
- ret = hook_trig(id);
-
- return ret;
-}
-
-int hook_call_str(unsigned id, unsigned size, const char *str)
-{
- int i;
- unsigned ret;
-
- hook_init();
-
- HOOK_DATA(0) = id;
- HOOK_DATA(1) = size;
-
- for (i = 0; i < size; i++)
- HOOK_DATA_BYTE(8 + i) = str[i];
- HOOK_DATA_BYTE(8 + i) = 0;
-
- ret = hook_trig(id);
-
- return ret;
-}
-
-void print_str(const char *str)
-{
- int i;
- /* find null at end of string */
- for (i = 1; str[i]; i++) ;
- hook_call(hook_print_str, i, str);
-}
-
-void CPU_WATCHDOG_TIMEOUT(unsigned t)
-{
-}