microblaze_boot: Pass MicroBlazeCPU to microblaze_load_kernel()

Allows us to use cpu_reset() in place of cpu_state_reset() in
main_cpu_reset().

Also pass it through to its reset callbacks, while at it.

Signed-off-by: Andreas Färber <afaerber@suse.de>
Acked-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>

hw/microblaze_boot.c

@@ -35,7 +35,7 @@
 
 static struct
 {
-    void (*machine_cpu_reset)(CPUMBState *);
+    void (*machine_cpu_reset)(MicroBlazeCPU *);
     uint32_t bootstrap_pc;
     uint32_t cmdline;
     uint32_t fdt;
@@ -43,14 +43,15 @@ static struct
 
 static void main_cpu_reset(void *opaque)
 {
-    CPUMBState *env = opaque;
+    MicroBlazeCPU *cpu = opaque;
+    CPUMBState *env = &cpu->env;
 
-    cpu_state_reset(env);
+    cpu_reset(CPU(cpu));
     env->regs[5] = boot_info.cmdline;
     env->regs[7] = boot_info.fdt;
     env->sregs[SR_PC] = boot_info.bootstrap_pc;
     if (boot_info.machine_cpu_reset) {
-        boot_info.machine_cpu_reset(env);
+        boot_info.machine_cpu_reset(cpu);
     }
 }
 
@@ -99,11 +100,10 @@ static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
     return addr - 0x30000000LL;
 }
 
-void microblaze_load_kernel(CPUMBState *env, target_phys_addr_t ddr_base,
+void microblaze_load_kernel(MicroBlazeCPU *cpu, target_phys_addr_t ddr_base,
                             uint32_t ramsize, const char *dtb_filename,
-                                  void (*machine_cpu_reset)(CPUMBState *))
+                            void (*machine_cpu_reset)(MicroBlazeCPU *))
 {
-
     QemuOpts *machine_opts;
     const char *kernel_filename = NULL;
     const char *kernel_cmdline = NULL;
@@ -122,7 +122,7 @@ void microblaze_load_kernel(CPUMBState *env, target_phys_addr_t ddr_base,
     }
 
     boot_info.machine_cpu_reset = machine_cpu_reset;
-    qemu_register_reset(main_cpu_reset, env);
+    qemu_register_reset(main_cpu_reset, cpu);
 
     if (kernel_filename) {
         int kernel_size;

hw/microblaze_boot.h

@@ -3,8 +3,8 @@
 
 #include "hw.h"
 
-void microblaze_load_kernel(CPUMBState *env, target_phys_addr_t ddr_base,
+void microblaze_load_kernel(MicroBlazeCPU *cpu, target_phys_addr_t ddr_base,
                             uint32_t ramsize, const char *dtb_filename,
-                                  void (*machine_cpu_reset)(CPUMBState *));
+                            void (*machine_cpu_reset)(MicroBlazeCPU *));
 
 #endif /* __MICROBLAZE_BOOT __ */

hw/petalogix_ml605_mmu.c

@@ -54,8 +54,10 @@
 #define AXIENET_BASEADDR 0x82780000
 #define AXIDMA_BASEADDR 0x84600000
 
-static void machine_cpu_reset(CPUMBState *env)
+static void machine_cpu_reset(MicroBlazeCPU *cpu)
 {
+    CPUMBState *env = &cpu->env;
+
     env->pvr.regs[10] = 0x0e000000; /* virtex 6 */
     /* setup pvr to match kernel setting */
     env->pvr.regs[5] |= PVR5_DCACHE_WRITEBACK_MASK;
@@ -133,7 +135,7 @@ petalogix_ml605_init(ram_addr_t ram_size,
                                      irq[1], irq[0], 100 * 1000000);
     }
 
-    microblaze_load_kernel(env, ddr_base, ram_size, BINARY_DEVICE_TREE_FILE,
+    microblaze_load_kernel(cpu, ddr_base, ram_size, BINARY_DEVICE_TREE_FILE,
                                                             machine_cpu_reset);
 
 }

hw/petalogix_s3adsp1800_mmu.c

@@ -49,8 +49,10 @@
 #define UARTLITE_BASEADDR 0x84000000
 #define ETHLITE_BASEADDR 0x81000000
 
-static void machine_cpu_reset(CPUMBState *env)
+static void machine_cpu_reset(MicroBlazeCPU *cpu)
 {
+    CPUMBState *env = &cpu->env;
+
     env->pvr.regs[10] = 0x0c000000; /* spartan 3a dsp family.  */
 }
 
@@ -107,7 +109,7 @@ petalogix_s3adsp1800_init(ram_addr_t ram_size,
     xilinx_timer_create(TIMER_BASEADDR, irq[0], 2, 62 * 1000000);
     xilinx_ethlite_create(&nd_table[0], ETHLITE_BASEADDR, irq[1], 0, 0);
 
-    microblaze_load_kernel(env, ddr_base, ram_size,
+    microblaze_load_kernel(cpu, ddr_base, ram_size,
                     BINARY_DEVICE_TREE_FILE, machine_cpu_reset);
 }