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author | pbrook <pbrook@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-03-16 23:58:11 +0000 |
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committer | pbrook <pbrook@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-03-16 23:58:11 +0000 |
commit | 6658ffb81ee56a510d7d77025872a508a9adce3a (patch) | |
tree | 6cd595ce75c8cf82c7d38e997fdfd09de4fafefb /gdbstub.c | |
parent | b35d7448b1d27a77bc6f59acc697710d5bd3823c (diff) | |
download | hqemu-6658ffb81ee56a510d7d77025872a508a9adce3a.zip hqemu-6658ffb81ee56a510d7d77025872a508a9adce3a.tar.gz |
Watchpoint support (previous commit got eaten by Savannah server crash).
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2479 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'gdbstub.c')
-rw-r--r-- | gdbstub.c | 18 |
1 files changed, 18 insertions, 0 deletions
@@ -856,6 +856,12 @@ static int gdb_handle_packet(GDBState *s, CPUState *env, const char *line_buf) if (cpu_breakpoint_insert(env, addr) < 0) goto breakpoint_error; put_packet(s, "OK"); +#ifndef CONFIG_USER_ONLY + } else if (type == 2) { + if (cpu_watchpoint_insert(env, addr) < 0) + goto breakpoint_error; + put_packet(s, "OK"); +#endif } else { breakpoint_error: put_packet(s, "E22"); @@ -872,6 +878,11 @@ static int gdb_handle_packet(GDBState *s, CPUState *env, const char *line_buf) if (type == 0 || type == 1) { cpu_breakpoint_remove(env, addr); put_packet(s, "OK"); +#ifndef CONFIG_USER_ONLY + } else if (type == 2) { + cpu_watchpoint_remove(env, addr); + put_packet(s, "OK"); +#endif } else { goto breakpoint_error; } @@ -914,6 +925,13 @@ static void gdb_vm_stopped(void *opaque, int reason) cpu_single_step(s->env, 0); if (reason == EXCP_DEBUG) { + if (s->env->watchpoint_hit) { + snprintf(buf, sizeof(buf), "T%02xwatch:%x;", SIGTRAP, + s->env->watchpoint[s->env->watchpoint_hit - 1].vaddr); + put_packet(s, buf); + s->env->watchpoint_hit = 0; + return; + } tb_flush(s->env); ret = SIGTRAP; } else if (reason == EXCP_INTERRUPT) { |