[RFC PATCH 08/24] target/ppc: Use GDBFeature for dynamic XML

[Akihiko Odaki]

In preparation for a change to use GDBFeature as a parameter of
gdb_register_coprocessor(), convert the internal representation of
dynamic feature from plain XML to GDBFeature.

Signed-off-by: Akihiko Odaki <akihiko.od...@daynix.com>
---
 target/ppc/cpu-qom.h  |  3 +--
 target/ppc/cpu.h      |  2 +-
 target/ppc/cpu_init.c |  2 +-
 target/ppc/gdbstub.c  | 13 +++++++------
 4 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/target/ppc/cpu-qom.h b/target/ppc/cpu-qom.h
index be33786bd8..633fb402b5 100644
--- a/target/ppc/cpu-qom.h
+++ b/target/ppc/cpu-qom.h
@@ -186,8 +186,7 @@ struct PowerPCCPUClass {
     int bfd_mach;
     uint32_t l1_dcache_size, l1_icache_size;
 #ifndef CONFIG_USER_ONLY
-    unsigned int gdb_num_sprs;
-    const char *gdb_spr_xml;
+    GDBFeature gdb_spr;
 #endif
     const PPCHash64Options *hash64_opts;
     struct ppc_radix_page_info *radix_page_info;
diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h
index 25fac9577a..5f251bdffe 100644
--- a/target/ppc/cpu.h
+++ b/target/ppc/cpu.h
@@ -1381,7 +1381,7 @@ int ppc_cpu_gdb_write_register(CPUState *cpu, uint8_t 
*buf, int reg);
 int ppc_cpu_gdb_write_register_apple(CPUState *cpu, uint8_t *buf, int reg);
 #ifndef CONFIG_USER_ONLY
 hwaddr ppc_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
-void ppc_gdb_gen_spr_xml(PowerPCCPU *cpu);
+void ppc_gdb_gen_spr_feature(PowerPCCPU *cpu);
 const char *ppc_gdb_get_dynamic_xml(CPUState *cs, const char *xml_name);
 #endif
 int ppc64_cpu_write_elf64_note(WriteCoreDumpFunction f, CPUState *cs,
diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c
index eb56226865..938cd2b7e1 100644
--- a/target/ppc/cpu_init.c
+++ b/target/ppc/cpu_init.c
@@ -6673,7 +6673,7 @@ static void init_ppc_proc(PowerPCCPU *cpu)
     (*pcc->init_proc)(env);
 
 #if !defined(CONFIG_USER_ONLY)
-    ppc_gdb_gen_spr_xml(cpu);
+    ppc_gdb_gen_spr_feature(cpu);
 #endif
 
     /* MSR bits & flags consistency checks */
diff --git a/target/ppc/gdbstub.c b/target/ppc/gdbstub.c
index ca39efdc35..adc647a24e 100644
--- a/target/ppc/gdbstub.c
+++ b/target/ppc/gdbstub.c
@@ -318,7 +318,7 @@ int ppc_cpu_gdb_write_register_apple(CPUState *cs, uint8_t 
*mem_buf, int n)
 }
 
 #ifndef CONFIG_USER_ONLY
-void ppc_gdb_gen_spr_xml(PowerPCCPU *cpu)
+void ppc_gdb_gen_spr_feature(PowerPCCPU *cpu)
 {
     PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu);
     CPUPPCState *env = &cpu->env;
@@ -346,7 +346,7 @@ void ppc_gdb_gen_spr_xml(PowerPCCPU *cpu)
         num_regs++;
     }
 
-    if (pcc->gdb_spr_xml) {
+    if (pcc->gdb_spr.xml) {
         return;
     }
 
@@ -371,8 +371,9 @@ void ppc_gdb_gen_spr_xml(PowerPCCPU *cpu)
 
     g_string_append(xml, "</feature>");
 
-    pcc->gdb_num_sprs = num_regs;
-    pcc->gdb_spr_xml = g_string_free(xml, false);
+    pcc->gdb_spr.num_regs = num_regs;
+    pcc->gdb_spr.xmlname = "power-spr.xml";
+    pcc->gdb_spr.xml = g_string_free(xml, false);
 }
 
 const char *ppc_gdb_get_dynamic_xml(CPUState *cs, const char *xml_name)
@@ -380,7 +381,7 @@ const char *ppc_gdb_get_dynamic_xml(CPUState *cs, const 
char *xml_name)
     PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs);
 
     if (strcmp(xml_name, "power-spr.xml") == 0) {
-        return pcc->gdb_spr_xml;
+        return pcc->gdb_spr.xml;
     }
     return NULL;
 }
@@ -618,6 +619,6 @@ void ppc_gdb_init(CPUState *cs, PowerPCCPUClass *pcc)
     }
 #ifndef CONFIG_USER_ONLY
     gdb_register_coprocessor(cs, gdb_get_spr_reg, gdb_set_spr_reg,
-                             pcc->gdb_num_sprs, "power-spr.xml", 0);
+                             pcc->gdb_spr.num_regs, "power-spr.xml", 0);
 #endif
 }
-- 
2.41.0