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gdbstub: Implement set register (P pkt) with new infra 

Signed-off-by: Jon Doron <arilou@gmail.com>
Message-Id: <20190529064148.19856-9-arilou@gmail.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
This commit is contained in:
Jon Doron 2019-05-29 09:41:36 +03:00 committed by Alex Bennée
parent 77f6ce500f
commit 62b3320bdd
1 changed files with 30 additions and 9 deletions
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39
gdbstub.c
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@ -1655,6 +1655,27 @@ static void handle_remove_bp(GdbCmdContext *gdb_ctx, void *user_ctx)
put_packet(gdb_ctx->s, "E22");
}
static void handle_set_reg(GdbCmdContext *gdb_ctx, void *user_ctx)
{
int reg_size;
if (!gdb_has_xml) {
put_packet(gdb_ctx->s, "E00");
return;
}
if (gdb_ctx->num_params != 2) {
put_packet(gdb_ctx->s, "E22");
return;
}
reg_size = strlen(gdb_ctx->params[1].data) / 2;
hextomem(gdb_ctx->mem_buf, gdb_ctx->params[1].data, reg_size);
gdb_write_register(gdb_ctx->s->g_cpu, gdb_ctx->mem_buf,
gdb_ctx->params[0].val_ull);
put_packet(gdb_ctx->s, "OK");
}
static int gdb_handle_packet(GDBState *s, const char *line_buf)
{
CPUState *cpu;
@ -1899,15 +1920,15 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
}
break;
case 'P':
if (!gdb_has_xml)
goto unknown_command;
addr = strtoull(p, (char **)&p, 16);
if (*p == '=')
p++;
reg_size = strlen(p) / 2;
hextomem(mem_buf, p, reg_size);
gdb_write_register(s->g_cpu, mem_buf, addr);
put_packet(s, "OK");
{
static const GdbCmdParseEntry set_reg_cmd_desc = {
.handler = handle_set_reg,
.cmd = "P",
.cmd_startswith = 1,
.schema = "L?s0"
};
cmd_parser = &set_reg_cmd_desc;
}
break;
case 'Z':
{