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[Qemu-devel] [PULL 44/52] gdbstub: Implement write all registers (G pkt)
From: |
Alex Bennée |
Subject: |
[Qemu-devel] [PULL 44/52] gdbstub: Implement write all registers (G pkt) with new infra |
Date: |
Fri, 7 Jun 2019 10:05:43 +0100 |
From: Jon Doron <address@hidden>
Signed-off-by: Jon Doron <address@hidden>
Reviewed-by: Alex Bennée <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Alex Bennée <address@hidden>
diff --git a/gdbstub.c b/gdbstub.c
index ceaa47d184..880bbb469a 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -1751,6 +1751,29 @@ static void handle_read_mem(GdbCmdContext *gdb_ctx, void
*user_ctx)
put_packet(gdb_ctx->s, gdb_ctx->str_buf);
}
+static void handle_write_all_regs(GdbCmdContext *gdb_ctx, void *user_ctx)
+{
+ target_ulong addr, len;
+ uint8_t *registers;
+ int reg_size;
+
+ if (!gdb_ctx->num_params) {
+ return;
+ }
+
+ cpu_synchronize_state(gdb_ctx->s->g_cpu);
+ registers = gdb_ctx->mem_buf;
+ len = strlen(gdb_ctx->params[0].data) / 2;
+ hextomem(registers, gdb_ctx->params[0].data, len);
+ for (addr = 0; addr < gdb_ctx->s->g_cpu->gdb_num_g_regs && len > 0;
+ addr++) {
+ reg_size = gdb_write_register(gdb_ctx->s->g_cpu, registers, addr);
+ len -= reg_size;
+ registers += reg_size;
+ }
+ put_packet(gdb_ctx->s, "OK");
+}
+
static int gdb_handle_packet(GDBState *s, const char *line_buf)
{
CPUState *cpu;
@@ -1762,7 +1785,6 @@ static int gdb_handle_packet(GDBState *s, const char
*line_buf)
uint8_t mem_buf[MAX_PACKET_LENGTH];
char buf[sizeof(mem_buf) + 1 /* trailing NUL */];
char thread_id[16];
- uint8_t *registers;
target_ulong addr, len;
const GdbCmdParseEntry *cmd_parser = NULL;
@@ -1928,16 +1950,15 @@ static int gdb_handle_packet(GDBState *s, const char
*line_buf)
put_packet(s, buf);
break;
case 'G':
- cpu_synchronize_state(s->g_cpu);
- registers = mem_buf;
- len = strlen(p) / 2;
- hextomem((uint8_t *)registers, p, len);
- for (addr = 0; addr < s->g_cpu->gdb_num_g_regs && len > 0; addr++) {
- reg_size = gdb_write_register(s->g_cpu, registers, addr);
- len -= reg_size;
- registers += reg_size;
+ {
+ static const GdbCmdParseEntry write_all_regs_cmd_desc = {
+ .handler = handle_write_all_regs,
+ .cmd = "G",
+ .cmd_startswith = 1,
+ .schema = "s0"
+ };
+ cmd_parser = &write_all_regs_cmd_desc;
}
- put_packet(s, "OK");
break;
case 'm':
{
--
2.20.1
- [Qemu-devel] [PULL 23/52] tests/vm: netbsd autoinstall, using serial console, (continued)
- [Qemu-devel] [PULL 23/52] tests/vm: netbsd autoinstall, using serial console, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 26/52] semihosting: split console_out into string and char versions, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 45/52] gdbstub: Implement read all registers (g pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 29/52] tests/tcg: clean-up VPATH/TESTS for i386, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 40/52] gdbstub: Implement set register (P pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 18/52] tests/vm: add vm-boot-{ssh, serial}-<guest> targets, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 43/52] gdbstub: Implement read memory (m pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 13/52] tests/vm: python3 fixes, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 25/52] tests/vm: ubuntu.i386: apt proxy setup, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 27/52] cputlb: use uint64_t for interim values for unaligned load, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 44/52] gdbstub: Implement write all registers (G pkt) with new infra,
Alex Bennée <=
- [Qemu-devel] [PULL 50/52] gdbstub: Implement target halted (? pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 28/52] tests/tcg: better detect truncated reads, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 46/52] gdbstub: Implement file io (F pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 33/52] gdbstub: Add infrastructure to parse cmd packets, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 47/52] gdbstub: Implement step (s pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 41/52] gdbstub: Implement get register (p pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 35/52] gdbstub: Implement thread_alive (T pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 37/52] gdbstub: Implement continue with signal (C pkt) with new infra, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 16/52] tests/vm: run test builds on snapshot, Alex Bennée, 2019/06/07
- [Qemu-devel] [PULL 34/52] gdbstub: Implement deatch (D pkt) with new infra, Alex Bennée, 2019/06/07