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authorAndreas Färber <afaerber@suse.de>2013-06-27 19:19:39 +0200
committerAndreas Färber <afaerber@suse.de>2013-07-23 02:41:33 +0200
commit2e0f2cfba6c2169c07358e473841ec211009dd3c (patch)
tree40aa4be0c1b2a86c2e4c0806c4053963ab9f6f28 /gdbstub.c
parentf3659eee05793aede68b1791465fb2b0767bc1f2 (diff)
downloadqemu-arm-2e0f2cfba6c2169c07358e473841ec211009dd3c.tar.gz
gdbstub: Change GDBState::{c,g}_cpu and find_cpu() to CPUState
Use CPUState::env_ptr where still needed. Signed-off-by: Andreas Färber <afaerber@suse.de>
Diffstat (limited to 'gdbstub.c')
-rw-r--r--gdbstub.c104
1 files changed, 52 insertions, 52 deletions
diff --git a/gdbstub.c b/gdbstub.c
index 9e017edcf6..ee31603c65 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -288,8 +288,8 @@ enum RSState {
RS_CHKSUM2,
};
typedef struct GDBState {
- CPUArchState *c_cpu; /* current CPU for step/continue ops */
- CPUArchState *g_cpu; /* current CPU for other ops */
+ CPUState *c_cpu; /* current CPU for step/continue ops */
+ CPUState *g_cpu; /* current CPU for other ops */
CPUState *query_cpu; /* for q{f|s}ThreadInfo */
enum RSState state; /* parsing state */
char line_buf[MAX_PACKET_LENGTH];
@@ -1958,8 +1958,7 @@ static int gdb_breakpoint_insert(target_ulong addr, target_ulong len, int type)
int err = 0;
if (kvm_enabled()) {
- return kvm_insert_breakpoint(ENV_GET_CPU(gdbserver_state->c_cpu),
- addr, len, type);
+ return kvm_insert_breakpoint(gdbserver_state->c_cpu, addr, len, type);
}
switch (type) {
@@ -1997,8 +1996,7 @@ static int gdb_breakpoint_remove(target_ulong addr, target_ulong len, int type)
int err = 0;
if (kvm_enabled()) {
- return kvm_remove_breakpoint(ENV_GET_CPU(gdbserver_state->c_cpu),
- addr, len, type);
+ return kvm_remove_breakpoint(gdbserver_state->c_cpu, addr, len, type);
}
switch (type) {
@@ -2034,7 +2032,7 @@ static void gdb_breakpoint_remove_all(void)
CPUArchState *env;
if (kvm_enabled()) {
- kvm_remove_all_breakpoints(ENV_GET_CPU(gdbserver_state->c_cpu));
+ kvm_remove_all_breakpoints(gdbserver_state->c_cpu);
return;
}
@@ -2049,7 +2047,7 @@ static void gdb_breakpoint_remove_all(void)
static void gdb_set_cpu_pc(GDBState *s, target_ulong pc)
{
- CPUState *cpu = ENV_GET_CPU(s->c_cpu);
+ CPUState *cpu = s->c_cpu;
CPUClass *cc = CPU_GET_CLASS(cpu);
cpu_synchronize_state(cpu);
@@ -2058,13 +2056,13 @@ static void gdb_set_cpu_pc(GDBState *s, target_ulong pc)
}
}
-static CPUArchState *find_cpu(uint32_t thread_id)
+static CPUState *find_cpu(uint32_t thread_id)
{
CPUState *cpu;
for (cpu = first_cpu; cpu != NULL; cpu = cpu->next_cpu) {
if (cpu_index(cpu) == thread_id) {
- return cpu->env_ptr;
+ return cpu;
}
}
@@ -2073,7 +2071,10 @@ static CPUArchState *find_cpu(uint32_t thread_id)
static int gdb_handle_packet(GDBState *s, const char *line_buf)
{
+#ifdef TARGET_XTENSA
CPUArchState *env;
+#endif
+ CPUState *cpu;
const char *p;
uint32_t thread;
int ch, reg_size, type, res;
@@ -2091,7 +2092,7 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
case '?':
/* TODO: Make this return the correct value for user-mode. */
snprintf(buf, sizeof(buf), "T%02xthread:%02x;", GDB_SIGNAL_TRAP,
- cpu_index(ENV_GET_CPU(s->c_cpu)));
+ cpu_index(s->c_cpu));
put_packet(s, buf);
/* Remove all the breakpoints when this query is issued,
* because gdb is doing and initial connect and the state
@@ -2153,15 +2154,15 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
}
if (res) {
if (res_thread != -1 && res_thread != 0) {
- env = find_cpu(res_thread);
- if (env == NULL) {
+ cpu = find_cpu(res_thread);
+ if (cpu == NULL) {
put_packet(s, "E22");
break;
}
- s->c_cpu = env;
+ s->c_cpu = cpu;
}
if (res == 's') {
- cpu_single_step(ENV_GET_CPU(s->c_cpu), sstep_flags);
+ cpu_single_step(s->c_cpu, sstep_flags);
}
s->signal = res_signal;
gdb_continue(s);
@@ -2189,7 +2190,7 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
addr = strtoull(p, (char **)&p, 16);
gdb_set_cpu_pc(s, addr);
}
- cpu_single_step(ENV_GET_CPU(s->c_cpu), sstep_flags);
+ cpu_single_step(s->c_cpu, sstep_flags);
gdb_continue(s);
return RS_IDLE;
case 'F':
@@ -2208,7 +2209,7 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
p++;
type = *p;
if (s->current_syscall_cb) {
- s->current_syscall_cb(ENV_GET_CPU(s->c_cpu), ret, err);
+ s->current_syscall_cb(s->c_cpu, ret, err);
s->current_syscall_cb = NULL;
}
if (type == 'C') {
@@ -2219,26 +2220,28 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
}
break;
case 'g':
- cpu_synchronize_state(ENV_GET_CPU(s->g_cpu));
- env = s->g_cpu;
+ cpu_synchronize_state(s->g_cpu);
+#ifdef TARGET_XTENSA
+ env = s->g_cpu->env_ptr;
+#endif
len = 0;
for (addr = 0; addr < num_g_regs; addr++) {
- reg_size = gdb_read_register(ENV_GET_CPU(s->g_cpu),
- mem_buf + len, addr);
+ reg_size = gdb_read_register(s->g_cpu, mem_buf + len, addr);
len += reg_size;
}
memtohex(buf, mem_buf, len);
put_packet(s, buf);
break;
case 'G':
- cpu_synchronize_state(ENV_GET_CPU(s->g_cpu));
- env = s->g_cpu;
+ cpu_synchronize_state(s->g_cpu);
+#ifdef TARGET_XTENSA
+ env = s->g_cpu->env_ptr;
+#endif
registers = mem_buf;
len = strlen(p) / 2;
hextomem((uint8_t *)registers, p, len);
for (addr = 0; addr < num_g_regs && len > 0; addr++) {
- reg_size = gdb_write_register(ENV_GET_CPU(s->g_cpu), registers,
- addr);
+ reg_size = gdb_write_register(s->g_cpu, registers, addr);
len -= reg_size;
registers += reg_size;
}
@@ -2249,8 +2252,7 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
if (*p == ',')
p++;
len = strtoull(p, NULL, 16);
- if (target_memory_rw_debug(ENV_GET_CPU(s->g_cpu), addr, mem_buf, len,
- false) != 0) {
+ if (target_memory_rw_debug(s->g_cpu, addr, mem_buf, len, false) != 0) {
put_packet (s, "E14");
} else {
memtohex(buf, mem_buf, len);
@@ -2265,7 +2267,7 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
if (*p == ':')
p++;
hextomem(mem_buf, p, len);
- if (target_memory_rw_debug(ENV_GET_CPU(s->g_cpu), addr, mem_buf, len,
+ if (target_memory_rw_debug(s->g_cpu, addr, mem_buf, len,
true) != 0) {
put_packet(s, "E14");
} else {
@@ -2279,7 +2281,7 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
if (!gdb_has_xml)
goto unknown_command;
addr = strtoull(p, (char **)&p, 16);
- reg_size = gdb_read_register(ENV_GET_CPU(s->g_cpu), mem_buf, addr);
+ reg_size = gdb_read_register(s->g_cpu, mem_buf, addr);
if (reg_size) {
memtohex(buf, mem_buf, reg_size);
put_packet(s, buf);
@@ -2295,7 +2297,7 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
p++;
reg_size = strlen(p) / 2;
hextomem(mem_buf, p, reg_size);
- gdb_write_register(ENV_GET_CPU(s->g_cpu), mem_buf, addr);
+ gdb_write_register(s->g_cpu, mem_buf, addr);
put_packet(s, "OK");
break;
case 'Z':
@@ -2325,18 +2327,18 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
put_packet(s, "OK");
break;
}
- env = find_cpu(thread);
- if (env == NULL) {
+ cpu = find_cpu(thread);
+ if (cpu == NULL) {
put_packet(s, "E22");
break;
}
switch (type) {
case 'c':
- s->c_cpu = env;
+ s->c_cpu = cpu;
put_packet(s, "OK");
break;
case 'g':
- s->g_cpu = env;
+ s->g_cpu = cpu;
put_packet(s, "OK");
break;
default:
@@ -2346,9 +2348,9 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
break;
case 'T':
thread = strtoull(p, (char **)&p, 16);
- env = find_cpu(thread);
+ cpu = find_cpu(thread);
- if (env != NULL) {
+ if (cpu != NULL) {
put_packet(s, "OK");
} else {
put_packet(s, "E22");
@@ -2398,9 +2400,8 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
break;
} else if (strncmp(p,"ThreadExtraInfo,", 16) == 0) {
thread = strtoull(p+16, (char **)&p, 16);
- env = find_cpu(thread);
- if (env != NULL) {
- CPUState *cpu = ENV_GET_CPU(env);
+ cpu = find_cpu(thread);
+ if (cpu != NULL) {
cpu_synchronize_state(cpu);
len = snprintf((char *)mem_buf, sizeof(mem_buf),
"CPU#%d [%s]", cpu->cpu_index,
@@ -2412,7 +2413,8 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
}
#ifdef CONFIG_USER_ONLY
else if (strncmp(p, "Offsets", 7) == 0) {
- TaskState *ts = s->c_cpu->opaque;
+ CPUArchState *env = s->c_cpu->env_ptr;
+ TaskState *ts = env->opaque;
snprintf(buf, sizeof(buf),
"Text=" TARGET_ABI_FMT_lx ";Data=" TARGET_ABI_FMT_lx
@@ -2502,18 +2504,16 @@ static int gdb_handle_packet(GDBState *s, const char *line_buf)
void gdb_set_stop_cpu(CPUState *cpu)
{
- CPUArchState *env = cpu->env_ptr;
-
- gdbserver_state->c_cpu = env;
- gdbserver_state->g_cpu = env;
+ gdbserver_state->c_cpu = cpu;
+ gdbserver_state->g_cpu = cpu;
}
#ifndef CONFIG_USER_ONLY
static void gdb_vm_state_change(void *opaque, int running, RunState state)
{
GDBState *s = gdbserver_state;
- CPUArchState *env = s->c_cpu;
- CPUState *cpu = ENV_GET_CPU(env);
+ CPUArchState *env = s->c_cpu->env_ptr;
+ CPUState *cpu = s->c_cpu;
char buf[256];
const char *type;
int ret;
@@ -2643,7 +2643,7 @@ void gdb_do_syscall(gdb_syscall_complete_cb cb, const char *fmt, ...)
va_end(va);
#ifdef CONFIG_USER_ONLY
put_packet(s, s->syscall_buf);
- gdb_handlesig(ENV_GET_CPU(s->c_cpu), 0);
+ gdb_handlesig(s->c_cpu, 0);
#else
/* In this case wait to send the syscall packet until notification that
the CPU has stopped. This must be done because if the packet is sent
@@ -2651,7 +2651,7 @@ void gdb_do_syscall(gdb_syscall_complete_cb cb, const char *fmt, ...)
is still in the running state, which can cause packets to be dropped
and state transition 'T' packets to be sent while the syscall is still
being processed. */
- cpu_exit(ENV_GET_CPU(s->c_cpu));
+ cpu_exit(s->c_cpu);
#endif
}
@@ -2860,8 +2860,8 @@ static void gdb_accept(void)
socket_set_nodelay(fd);
s = g_malloc0(sizeof(GDBState));
- s->c_cpu = first_cpu->env_ptr;
- s->g_cpu = first_cpu->env_ptr;
+ s->c_cpu = first_cpu;
+ s->g_cpu = first_cpu;
s->fd = fd;
gdb_has_xml = 0;
@@ -3045,8 +3045,8 @@ int gdbserver_start(const char *device)
mon_chr = s->mon_chr;
memset(s, 0, sizeof(GDBState));
}
- s->c_cpu = first_cpu->env_ptr;
- s->g_cpu = first_cpu->env_ptr;
+ s->c_cpu = first_cpu;
+ s->g_cpu = first_cpu;
s->chr = chr;
s->state = chr ? RS_IDLE : RS_INACTIVE;
s->mon_chr = mon_chr;