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gdbstub: Expose gdb_write_register function to consumers of gdbstub

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This patch exposes the gdb_write_register function from
gdbstub/gdbstub.c via the exec/gdbstub.h header file to support use in
plugins to write register contents.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Julian Ganz <neither@nut.email>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Rowan Hart <rowanbhart@gmail.com>
Message-ID: <20250624175351.440780-2-rowanbhart@gmail.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-ID: <20250627112512.1880708-6-alex.bennee@linaro.org>
This commit is contained in:
Rowan Hart 2025-06-27 12:25:01 +01:00 • committed by Alex Bennée
parent b8e6bfd669
commit 1bb6403a34
2 changed files with 15 additions and 1 deletions
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2
gdbstub/gdbstub.c
View file

@ -535,7 +535,7 @@ int gdb_read_register(CPUState *cpu, GByteArray *buf, int reg)
return 0; return 0;
} }
static int gdb_write_register(CPUState *cpu, uint8_t *mem_buf, int reg) int gdb_write_register(CPUState *cpu, uint8_t *mem_buf, int reg)
{ {
GDBRegisterState *r; GDBRegisterState *r;

14
include/exec/gdbstub.h
View file

@ -124,6 +124,20 @@ const GDBFeature *gdb_find_static_feature(const char *xmlname);
*/ */
int gdb_read_register(CPUState *cpu, GByteArray *buf, int reg); int gdb_read_register(CPUState *cpu, GByteArray *buf, int reg);
/**
* gdb_write_register() - Write a register associated with a CPU.
* @cpu: The CPU associated with the register.
* @buf: The buffer that the register contents will be set to.
* @reg: The register's number returned by gdb_find_feature_register().
*
* The size of @buf must be at least the size of the register being
* written.
*
* Return: The number of written bytes, or 0 if an error occurred (for
* example, an unknown register was provided).
*/
int gdb_write_register(CPUState *cpu, uint8_t *mem_buf, int reg);
/** /**
* typedef GDBRegDesc - a register description from gdbstub * typedef GDBRegDesc - a register description from gdbstub
*/ */