Modified: trunk/arch/blackfin/kernel/debug-mmrs.c (7902 => 7903)
--- trunk/arch/blackfin/kernel/debug-mmrs.c 2009-12-01 22:56:59 UTC (rev 7902)
+++ trunk/arch/blackfin/kernel/debug-mmrs.c 2009-12-01 23:04:06 UTC (rev 7903)
@@ -58,6 +58,31 @@
#define D_SPORT_RO(name, bits, addr) _D_SPORT(name, addr, S_IRUSR, &fops_sport_ro)
#define D_SPORT_WO(name, bits, addr) _D_SPORT(name, addr, S_IWUSR, &fops_sport_wo)
+#define DEFINE_SYSREG(sr, pre, post) \
+static int sysreg_##sr##_get(void *data, u64 *val) \
+{ \
+ unsigned long tmp; \
+ pre; \
+ __asm__ __volatile__("%0 = " #sr ";" : "=d"(tmp)); \
+ *val = tmp; \
+ return 0; \
+} \
+static int sysreg_##sr##_set(void *data, u64 val) \
+{ \
+ unsigned long tmp = val; \
+ __asm__ __volatile__(#sr " = %0;" : : "d"(tmp)); \
+ post; \
+ return 0; \
+} \
+DEFINE_SIMPLE_ATTRIBUTE(fops_sysreg_##sr, sysreg_##sr##_get, sysreg_##sr##_set, "0x%08llx\n")
+
+DEFINE_SYSREG(cycles, , );
+DEFINE_SYSREG(cycles2, __asm__ __volatile__("%0 = cycles;" : "=d"(tmp)), );
+DEFINE_SYSREG(emudat, , );
+DEFINE_SYSREG(seqstat, , );
+DEFINE_SYSREG(syscfg, , CSYNC());
+#define D_SYSREG(sr) debugfs_create_file(#sr, S_IRUSR|S_IWUSR, parent, NULL, &fops_sysreg_##sr)
+
static struct dentry *debug_mmrs_dentry;
static int __init bfin_debug_mmrs_init(void)
@@ -71,7 +96,12 @@
return -1;
parent = debugfs_create_dir("Core Registers", top);
- debugfs_create_x32("SEQSTAT", S_IRUSR, parent, &last_seqstat);
+ debugfs_create_x32("last_seqstat", S_IRUSR, parent, &last_seqstat);
+ D_SYSREG(cycles);
+ D_SYSREG(cycles2);
+ D_SYSREG(emudat);
+ D_SYSREG(seqstat);
+ D_SYSREG(syscfg);
#ifdef __ADSPBF512__
# define USE_BF512 1
