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-rw-r--r--src/target/armv7m.c8
-rw-r--r--src/target/armv7m.h4
2 files changed, 6 insertions, 6 deletions
diff --git a/src/target/armv7m.c b/src/target/armv7m.c
index d8718f9e..f6127e89 100644
--- a/src/target/armv7m.c
+++ b/src/target/armv7m.c
@@ -236,14 +236,14 @@ static int armv7m_set_core_reg(struct reg *reg, uint8_t *buf)
return ERROR_OK;
}
-static int armv7m_read_core_reg(struct target *target, int num)
+static int armv7m_read_core_reg(struct target *target, unsigned num)
{
uint32_t reg_value;
int retval;
struct armv7m_core_reg * armv7m_core_reg;
struct armv7m_common *armv7m = target_to_armv7m(target);
- if ((num < 0) || (num >= ARMV7M_NUM_REGS))
+ if (num >= ARMV7M_NUM_REGS)
return ERROR_INVALID_ARGUMENTS;
armv7m_core_reg = armv7m->core_cache->reg_list[num].arch_info;
@@ -255,14 +255,14 @@ static int armv7m_read_core_reg(struct target *target, int num)
return retval;
}
-static int armv7m_write_core_reg(struct target *target, int num)
+static int armv7m_write_core_reg(struct target *target, unsigned num)
{
int retval;
uint32_t reg_value;
struct armv7m_core_reg *armv7m_core_reg;
struct armv7m_common *armv7m = target_to_armv7m(target);
- if ((num < 0) || (num >= ARMV7M_NUM_REGS))
+ if (num >= ARMV7M_NUM_REGS)
return ERROR_INVALID_ARGUMENTS;
reg_value = buf_get_u32(armv7m->core_cache->reg_list[num].value, 0, 32);
diff --git a/src/target/armv7m.h b/src/target/armv7m.h
index 7f8190bf..dba9a3bd 100644
--- a/src/target/armv7m.h
+++ b/src/target/armv7m.h
@@ -103,8 +103,8 @@ struct armv7m_common
int (*load_core_reg_u32)(struct target *target, enum armv7m_regtype type, uint32_t num, uint32_t *value);
int (*store_core_reg_u32)(struct target *target, enum armv7m_regtype type, uint32_t num, uint32_t value);
/* register cache to processor synchronization */
- int (*read_core_reg)(struct target *target, int num);
- int (*write_core_reg)(struct target *target, int num);
+ int (*read_core_reg)(struct target *target, unsigned num);
+ int (*write_core_reg)(struct target *target, unsigned num);
int (*examine_debug_reason)(struct target *target);
void (*post_debug_entry)(struct target *target);