From: Bin Meng <bmeng@tinylab.org>
Date: Tue, 28 Feb 2023 10:40:21 +0000 (+0800)
Subject: target/riscv: gdbstub: Do not generate CSR XML if Zicsr is disabled
X-Git-Tag: v8.0.0-rc0~35^2~8^2~13
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e17e2c7cb968e519eb1f6c676e5c98e21f016310;p=thirdparty%2Fqemu.git

target/riscv: gdbstub: Do not generate CSR XML if Zicsr is disabled

There is no need to generate the CSR XML if the Zicsr extension
is not enabled.

Signed-off-by: Bin Meng <bmeng@tinylab.org>
Reviewed-by: Weiwei Li <liweiwei@iscas.ac.cn>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Message-ID: <20230228104035.1879882-6-bmeng@tinylab.org>
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
---

diff --git a/target/riscv/gdbstub.c b/target/riscv/gdbstub.c
index 704f3d69225..294f0ceb1c4 100644
--- a/target/riscv/gdbstub.c
+++ b/target/riscv/gdbstub.c
@@ -406,7 +406,10 @@ void riscv_cpu_register_gdb_regs_for_features(CPUState *cs)
         g_assert_not_reached();
     }
 
-    gdb_register_coprocessor(cs, riscv_gdb_get_csr, riscv_gdb_set_csr,
-                             riscv_gen_dynamic_csr_xml(cs, cs->gdb_num_regs),
-                             "riscv-csr.xml", 0);
+    if (cpu->cfg.ext_icsr) {
+        int base_reg = cs->gdb_num_regs;
+        gdb_register_coprocessor(cs, riscv_gdb_get_csr, riscv_gdb_set_csr,
+                                 riscv_gen_dynamic_csr_xml(cs, base_reg),
+                                 "riscv-csr.xml", 0);
+    }
 }