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[Qemu-devel] [PATCH v12 13/20] gdbstub: Implement read all registers (g
From: |
Jon Doron |
Subject: |
[Qemu-devel] [PATCH v12 13/20] gdbstub: Implement read all registers (g pkt) with new infra |
Date: |
Wed, 29 May 2019 09:41:41 +0300 |
Signed-off-by: Jon Doron <address@hidden>
Reviewed-by: Alex Bennée <address@hidden>
---
gdbstub.c | 31 +++++++++++++++++++++++--------
1 file changed, 23 insertions(+), 8 deletions(-)
diff --git a/gdbstub.c b/gdbstub.c
index a487e549d1..8a401e6527 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -1774,6 +1774,21 @@ static void handle_write_all_regs(GdbCmdContext
*gdb_ctx, void *user_ctx)
put_packet(gdb_ctx->s, "OK");
}
+static void handle_read_all_regs(GdbCmdContext *gdb_ctx, void *user_ctx)
+{
+ target_ulong addr, len;
+
+ cpu_synchronize_state(gdb_ctx->s->g_cpu);
+ len = 0;
+ for (addr = 0; addr < gdb_ctx->s->g_cpu->gdb_num_g_regs; addr++) {
+ len += gdb_read_register(gdb_ctx->s->g_cpu, gdb_ctx->mem_buf + len,
+ addr);
+ }
+
+ memtohex(gdb_ctx->str_buf, gdb_ctx->mem_buf, len);
+ put_packet(gdb_ctx->s, gdb_ctx->str_buf);
+}
+
static int gdb_handle_packet(GDBState *s, const char *line_buf)
{
CPUState *cpu;
@@ -1781,7 +1796,7 @@ static int gdb_handle_packet(GDBState *s, const char
*line_buf)
CPUClass *cc;
const char *p;
uint32_t pid, tid;
- int ch, reg_size, type, res;
+ int ch, type, res;
uint8_t mem_buf[MAX_PACKET_LENGTH];
char buf[sizeof(mem_buf) + 1 /* trailing NUL */];
char thread_id[16];
@@ -1940,14 +1955,14 @@ static int gdb_handle_packet(GDBState *s, const char
*line_buf)
}
break;
case 'g':
- cpu_synchronize_state(s->g_cpu);
- len = 0;
- for (addr = 0; addr < s->g_cpu->gdb_num_g_regs; addr++) {
- reg_size = gdb_read_register(s->g_cpu, mem_buf + len, addr);
- len += reg_size;
+ {
+ static const GdbCmdParseEntry read_all_regs_cmd_desc = {
+ .handler = handle_read_all_regs,
+ .cmd = "g",
+ .cmd_startswith = 1
+ };
+ cmd_parser = &read_all_regs_cmd_desc;
}
- memtohex(buf, mem_buf, len);
- put_packet(s, buf);
break;
case 'G':
{
--
2.21.0
- [Qemu-devel] [PATCH v12 05/20] gdbstub: Implement continue with signal (C pkt) with new infra, (continued)
- [Qemu-devel] [PATCH v12 05/20] gdbstub: Implement continue with signal (C pkt) with new infra, Jon Doron, 2019/05/29
- [Qemu-devel] [PATCH v12 07/20] gdbstub: Implement breakpoint commands (Z/z pkt) with new infra, Jon Doron, 2019/05/29
- [Qemu-devel] [PATCH v12 04/20] gdbstub: Implement continue (c pkt) with new infra, Jon Doron, 2019/05/29
- [Qemu-devel] [PATCH v12 06/20] gdbstub: Implement set_thread (H pkt) with new infra, Jon Doron, 2019/05/29
- [Qemu-devel] [PATCH v12 08/20] gdbstub: Implement set register (P pkt) with new infra, Jon Doron, 2019/05/29
- [Qemu-devel] [PATCH v12 09/20] gdbstub: Implement get register (p pkt) with new infra, Jon Doron, 2019/05/29
- [Qemu-devel] [PATCH v12 10/20] gdbstub: Implement write memory (M pkt) with new infra, Jon Doron, 2019/05/29
- [Qemu-devel] [PATCH v12 13/20] gdbstub: Implement read all registers (g pkt) with new infra,
Jon Doron <=
- [Qemu-devel] [PATCH v12 14/20] gdbstub: Implement file io (F pkt) with new infra, Jon Doron, 2019/05/29
- [Qemu-devel] [PATCH v12 11/20] gdbstub: Implement read memory (m pkt) with new infra, Jon Doron, 2019/05/29
- [Qemu-devel] [PATCH v12 12/20] gdbstub: Implement write all registers (G pkt) with new infra, Jon Doron, 2019/05/29
- [Qemu-devel] [PATCH v12 16/20] gdbstub: Implement v commands with new infra, Jon Doron, 2019/05/29
- [Qemu-devel] [PATCH v12 19/20] gdbstub: Clear unused variables in gdb_handle_packet, Jon Doron, 2019/05/29
- [Qemu-devel] [PATCH v12 18/20] gdbstub: Implement target halted (? pkt) with new infra, Jon Doron, 2019/05/29