nds32: support multi-target debugging

[openocd.git] / src / target / nds32_v3_common.c

diff --git a/src/target/nds32_v3_common.c b/src/target/nds32_v3_common.c
index e01025f2669ad61e842c4904353840707eaf39c5..3930c25090b992f74da052a4b9aa883da60f2ce8 100644 (file)
--- a/src/target/nds32_v3_common.c
+++ b/src/target/nds32_v3_common.c
@@ -29,18 +29,6 @@
 #include "nds32_aice.h"
 #include "nds32_v3_common.h"
 
-static struct breakpoint syscall_breakpoint = {
-       0x80,
-       0,
-       4,
-       BKPT_SOFT,
-       0,
-       NULL,
-       NULL,
-       0x515CA11,
-       0,
-};
-
 static struct nds32_v3_common_callback *v3_common_callback;
 
 static int nds32_v3_register_mapping(struct nds32 *nds32, int reg_no)
@@ -90,17 +78,18 @@ static int nds32_v3_debug_entry(struct nds32 *nds32, bool enable_watchpoint)
        if (enable_watchpoint)
                CHECK_RETVAL(v3_common_callback->deactivate_hardware_watchpoint(nds32->target));
 
+       struct breakpoint *syscall_break = &(nds32->syscall_break);
        if (nds32->virtual_hosting) {
-               if (syscall_breakpoint.set) {
+               if (syscall_break->set) {
                        /** disable virtual hosting */
 
                        /* remove breakpoint at syscall entry */
-                       target_remove_breakpoint(nds32->target, &syscall_breakpoint);
-                       syscall_breakpoint.set = 0;
+                       target_remove_breakpoint(nds32->target, syscall_break);
+                       syscall_break->set = 0;
 
                        uint32_t value_pc;
                        nds32_get_mapped_reg(nds32, PC, &value_pc);
-                       if (value_pc == syscall_breakpoint.address)
+                       if (value_pc == syscall_break->address)
                                /** process syscall for virtual hosting */
                                nds32->hit_syscall = true;
                }
@@ -218,10 +207,12 @@ static int nds32_v3_leave_debug_state(struct nds32 *nds32, bool enable_watchpoin
                }
 
                /* insert breakpoint at syscall entry */
-               syscall_breakpoint.address = syscall_address;
-               syscall_breakpoint.type = BKPT_SOFT;
-               syscall_breakpoint.set = 1;
-               target_add_breakpoint(target, &syscall_breakpoint);
+               struct breakpoint *syscall_break = &(nds32->syscall_break);
+
+               syscall_break->address = syscall_address;
+               syscall_break->type = BKPT_SOFT;
+               syscall_break->set = 1;
+               target_add_breakpoint(target, syscall_break);
        }
 
        return ERROR_OK;