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authorFrank Chang <frank.chang@sifive.com>2022-09-09 21:42:12 +0800
committerAlistair Francis <alistair.francis@wdc.com>2022-09-27 11:23:57 +1000
commit31b9798d824512b7daf868cc8581f9a97a9d13a8 (patch)
tree804cae03acad52a5795b94ebbfb347c54d6be298 /target/riscv/debug.h
parent6ea8d3fc40a8db8d22d00255cea9f9f8c927d643 (diff)
downloadfocaccia-qemu-31b9798d824512b7daf868cc8581f9a97a9d13a8.tar.gz
focaccia-qemu-31b9798d824512b7daf868cc8581f9a97a9d13a8.zip
target/riscv: debug: Introduce tinfo CSR
tinfo.info:
  One bit for each possible type enumerated in tdata1.
  If the bit is set, then that type is supported by the currently
  selected trigger.

Signed-off-by: Frank Chang <frank.chang@sifive.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Message-Id: <20220909134215.1843865-6-bmeng.cn@gmail.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'target/riscv/debug.h')
-rw-r--r--target/riscv/debug.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/target/riscv/debug.h b/target/riscv/debug.h
index 76146f373a..9f69c64591 100644
--- a/target/riscv/debug.h
+++ b/target/riscv/debug.h
@@ -95,6 +95,8 @@ void tselect_csr_write(CPURISCVState *env, target_ulong val);
 target_ulong tdata_csr_read(CPURISCVState *env, int tdata_index);
 void tdata_csr_write(CPURISCVState *env, int tdata_index, target_ulong val);
 
+target_ulong tinfo_csr_read(CPURISCVState *env);
+
 void riscv_cpu_debug_excp_handler(CPUState *cs);
 bool riscv_cpu_debug_check_breakpoint(CPUState *cs);
 bool riscv_cpu_debug_check_watchpoint(CPUState *cs, CPUWatchpoint *wp);