Commit 535db744 authored by Pavel Dovgalyuk's avatar Pavel Dovgalyuk Committed by Aleksandar Markovic
Browse files

target/mips: implement QMP query-cpu-definitions command 



This patch enables QMP-based querying of the available CPU types for
MIPS and MIPS64 platforms.

Signed-off-by: default avatarPavel Dovgalyuk <pavel.dovgaluk@ispras.ru>
Signed-off-by: default avatarAleksandar Markovic <amarkovic@wavecomp.com>
Reviewed-by: default avatarPhilippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: default avatarPhilippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: default avatarMarkus Armbruster <armbru@redhat.com>
parent a4719aa8

qapi/target.json

+2 −2
Original line number Diff line number Diff line
@@ -499,7 +499,7 @@ 
            'static': 'bool',

            '*unavailable-features': [ 'str' ],

            'typename': 'str' },

  'if': 'defined(TARGET_PPC) || defined(TARGET_ARM) || defined(TARGET_I386) || defined(TARGET_S390X)' }

  'if': 'defined(TARGET_PPC) || defined(TARGET_ARM) || defined(TARGET_I386) || defined(TARGET_S390X) || defined(TARGET_MIPS)' }



##

# @query-cpu-definitions:
@@ -511,4 +511,4 @@ 
# Since: 1.2.0

##

{ 'command': 'query-cpu-definitions', 'returns': ['CpuDefinitionInfo'],

  'if': 'defined(TARGET_PPC) || defined(TARGET_ARM) || defined(TARGET_I386) || defined(TARGET_S390X)' }
 
  'if': 'defined(TARGET_PPC) || defined(TARGET_ARM) || defined(TARGET_I386) || defined(TARGET_S390X) || defined(TARGET_MIPS)' }

target/mips/helper.c

+33 −0
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ 
#include "exec/cpu_ldst.h"

#include "exec/log.h"

#include "hw/mips/cpudevs.h"

#include "qapi/qapi-commands-target.h"



enum {

    TLBRET_XI = -6,
@@ -1470,3 +1471,35 @@ void QEMU_NORETURN do_raise_exception_err(CPUMIPSState *env, 


    cpu_loop_exit_restore(cs, pc);

}



static void mips_cpu_add_definition(gpointer data, gpointer user_data)

{

    ObjectClass *oc = data;

    CpuDefinitionInfoList **cpu_list = user_data;

    CpuDefinitionInfoList *entry;

    CpuDefinitionInfo *info;

    const char *typename;



    typename = object_class_get_name(oc);

    info = g_malloc0(sizeof(*info));

    info->name = g_strndup(typename,

                           strlen(typename) - strlen("-" TYPE_MIPS_CPU));

    info->q_typename = g_strdup(typename);



    entry = g_malloc0(sizeof(*entry));

    entry->value = info;

    entry->next = *cpu_list;

    *cpu_list = entry;

}



CpuDefinitionInfoList *qmp_query_cpu_definitions(Error **errp)

{

    CpuDefinitionInfoList *cpu_list = NULL;

    GSList *list;



    list = object_class_get_list(TYPE_MIPS_CPU, false);

    g_slist_foreach(list, mips_cpu_add_definition, &cpu_list);

    g_slist_free(list);



    return cpu_list;

}