55b5b8e928
Both insert/remove_breakpoint() handlers are used in system and user emulation. We can not use the 'hwaddr' type on user emulation, we have to use 'vaddr' which is defined as "wide enough to contain any #target_ulong virtual address". gdbstub.c doesn't require to include "exec/hwaddr.h" anymore. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Fabiano Rosas <farosas@suse.de> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Message-Id: <20221216215519.5522-4-philmd@linaro.org>
68 lines
1.4 KiB
C
68 lines
1.4 KiB
C
/*
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* gdbstub user-mode helper routines.
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*
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* We know for user-mode we are using TCG so we can call stuff directly.
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*
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* Copyright (c) 2022 Linaro Ltd
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "qemu/osdep.h"
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#include "exec/gdbstub.h"
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#include "hw/core/cpu.h"
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#include "internals.h"
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bool gdb_supports_guest_debug(void)
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{
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/* user-mode == TCG == supported */
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return true;
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}
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int gdb_breakpoint_insert(CPUState *cs, int type, vaddr addr, vaddr len)
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{
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CPUState *cpu;
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int err = 0;
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switch (type) {
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case GDB_BREAKPOINT_SW:
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case GDB_BREAKPOINT_HW:
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CPU_FOREACH(cpu) {
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err = cpu_breakpoint_insert(cpu, addr, BP_GDB, NULL);
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if (err) {
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break;
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}
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}
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return err;
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default:
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/* user-mode doesn't support watchpoints */
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return -ENOSYS;
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}
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}
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int gdb_breakpoint_remove(CPUState *cs, int type, vaddr addr, vaddr len)
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{
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CPUState *cpu;
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int err = 0;
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switch (type) {
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case GDB_BREAKPOINT_SW:
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case GDB_BREAKPOINT_HW:
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CPU_FOREACH(cpu) {
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err = cpu_breakpoint_remove(cpu, addr, BP_GDB);
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if (err) {
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break;
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}
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}
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return err;
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default:
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/* user-mode doesn't support watchpoints */
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return -ENOSYS;
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}
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}
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void gdb_breakpoint_remove_all(CPUState *cs)
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{
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cpu_breakpoint_remove_all(cs, BP_GDB);
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}
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