stlink: add armv7m stlink handling

[openocd.git] / src / target / armv7m.h

diff --git a/src/target/armv7m.h b/src/target/armv7m.h
index 35bd62a6f217051b0513b38440321ecc9b1da881..bcf0ee1aaeb03c125791352fd6ce0b6f27221942 100644 (file)
--- a/src/target/armv7m.h
+++ b/src/target/armv7m.h
@@ -62,7 +62,7 @@ char *armv7m_exception_string(int number);
 /* offsets into armv7m core register cache */
 enum {
        /* for convenience, the first set of indices match
-        * the Cortex-M3 DCRSR selectors
+        * the Cortex-M3/-M4 DCRSR selectors
         */
        ARMV7M_R0,
        ARMV7M_R1,
@@ -94,9 +94,71 @@ enum {
        ARMV7M_FAULTMASK,
        ARMV7M_CONTROL,
 
+       /* 32bit Floating-point registers */
+       ARMV7M_S0,
+       ARMV7M_S1,
+       ARMV7M_S2,
+       ARMV7M_S3,
+       ARMV7M_S4,
+       ARMV7M_S5,
+       ARMV7M_S6,
+       ARMV7M_S7,
+       ARMV7M_S8,
+       ARMV7M_S9,
+       ARMV7M_S10,
+       ARMV7M_S11,
+       ARMV7M_S12,
+       ARMV7M_S13,
+       ARMV7M_S14,
+       ARMV7M_S15,
+       ARMV7M_S16,
+       ARMV7M_S17,
+       ARMV7M_S18,
+       ARMV7M_S19,
+       ARMV7M_S20,
+       ARMV7M_S21,
+       ARMV7M_S22,
+       ARMV7M_S23,
+       ARMV7M_S24,
+       ARMV7M_S25,
+       ARMV7M_S26,
+       ARMV7M_S27,
+       ARMV7M_S28,
+       ARMV7M_S29,
+       ARMV7M_S30,
+       ARMV7M_S31,
+
+       /* 64bit Floating-point registers */
+       ARMV7M_D0,
+       ARMV7M_D1,
+       ARMV7M_D2,
+       ARMV7M_D3,
+       ARMV7M_D4,
+       ARMV7M_D5,
+       ARMV7M_D6,
+       ARMV7M_D7,
+       ARMV7M_D8,
+       ARMV7M_D9,
+       ARMV7M_D10,
+       ARMV7M_D11,
+       ARMV7M_D12,
+       ARMV7M_D13,
+       ARMV7M_D14,
+       ARMV7M_D15,
+
+       /* Floating-point status registers */
+       ARMV7M_FPSID,
+       ARMV7M_FPSCR,
+       ARMV7M_FPEXC,
+
        ARMV7M_LAST_REG,
 };
 
+enum {
+       FP_NONE = 0,
+       FPv4_SP,
+};
+
 #define ARMV7M_COMMON_MAGIC 0x2A452A45
 
 struct armv7m_common {
@@ -108,8 +170,12 @@ struct armv7m_common {
        int exception_number;
        struct adiv5_dap dap;
 
+       int fp_feature;
        uint32_t demcr;
 
+       /* stlink is a high level adapter, does not support all functions */
+       bool stlink;
+
        /* Direct processor core register read and writes */
        int (*load_core_reg_u32)(struct target *target,
                enum armv7m_regtype type, uint32_t num, uint32_t *value);