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cpu: Introduce CPUClass::gdb_{read,write}_register()

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Completes migration of target-specific code to new target-*/gdbstub.c.

Acked-by: Michael Walle <michael@walle.cc> (for lm32)
Acked-by: Max Filippov <jcmvbkbc@gmail.com> (for xtensa)
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-06-29 04:18:45 +02:00
parent 986a299893
commit 5b50e790f9
60 changed files with 255 additions and 115 deletions
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8
include/exec/gdbstub.h
View file

@ -84,6 +84,14 @@ int gdbserver_start(int);
int gdbserver_start(const char *port);
#endif
/**
* gdb_has_xml:
* This is an ugly hack to cope with both new and old gdb.
* If gdb sends qXfer:features:read then assume we're talking to a newish
* gdb that understands target descriptions.
*/
extern bool gdb_has_xml;
/* in gdbstub-xml.c, generated by scripts/feature_to_c.sh */
extern const char *const xml_builtin[][2];

4
include/qom/cpu.h
View file

@ -80,6 +80,8 @@ struct TranslationBlock;
* @synchronize_from_tb: Callback for synchronizing state from a TCG
* #TranslationBlock.
* @get_phys_page_debug: Callback for obtaining a physical address.
* @gdb_read_register: Callback for letting GDB read a register.
* @gdb_write_register: Callback for letting GDB write a register.
* @vmsd: State description for migration.
* @gdb_num_core_regs: Number of core registers accessible to GDB.
*
@ -109,6 +111,8 @@ typedef struct CPUClass {
void (*set_pc)(CPUState *cpu, vaddr value);
void (*synchronize_from_tb)(CPUState *cpu, struct TranslationBlock *tb);
hwaddr (*get_phys_page_debug)(CPUState *cpu, vaddr addr);
int (*gdb_read_register)(CPUState *cpu, uint8_t *buf, int reg);
int (*gdb_write_register)(CPUState *cpu, uint8_t *buf, int reg);
int (*write_elf64_note)(WriteCoreDumpFunction f, CPUState *cpu,
int cpuid, void *opaque);