fw_cfg: move boards to fw_cfg_init_io() / fw_cfg_init_mem()

This allows us to drop the fw_cfg_init() shim and to enforce the possible
mappings at compile time.
Signed-off-by: NLaszlo Ersek <lersek@redhat.com>
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>
Message-id: 1419250305-31062-3-git-send-email-pbonzini@redhat.com
Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>

hw/i386/pc.c

@@ -649,7 +649,7 @@ static FWCfgState *bochs_bios_init(void)
     int i, j;
     unsigned int apic_id_limit = pc_apic_id_limit(max_cpus);
 
-    fw_cfg = fw_cfg_init(BIOS_CFG_IOPORT, BIOS_CFG_IOPORT + 1, 0, 0);
+    fw_cfg = fw_cfg_init_io(BIOS_CFG_IOPORT);
     /* FW_CFG_MAX_CPUS is a bit confusing/problematic on x86:
      *
      * SeaBIOS needs FW_CFG_MAX_CPUS for CPU hotplug, but the CPU hotplug
@@ -1170,7 +1170,7 @@ FWCfgState *xen_load_linux(const char *kernel_filename,
 
     assert(kernel_filename != NULL);
 
-    fw_cfg = fw_cfg_init(BIOS_CFG_IOPORT, BIOS_CFG_IOPORT + 1, 0, 0);
+    fw_cfg = fw_cfg_init_io(BIOS_CFG_IOPORT);
     rom_set_fw(fw_cfg);
 
     load_linux(fw_cfg, kernel_filename, initrd_filename,

hw/nvram/fw_cfg.c

@@ -632,20 +632,6 @@ FWCfgState *fw_cfg_init_mem(hwaddr ctl_addr, hwaddr data_addr)
 }
 
 
-FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
-                        hwaddr crl_addr, hwaddr data_addr)
-{
-    if (ctl_port + 1 == data_port && crl_addr == 0 && data_addr == 0) {
-        return fw_cfg_init_io(ctl_port);
-    }
-    if (ctl_port == 0 && data_port == 0 && crl_addr != 0 && data_addr != 0) {
-        return fw_cfg_init_mem(crl_addr, data_addr);
-    }
-    assert(false);
-    return NULL;
-}
-
-
 FWCfgState *fw_cfg_find(void)
 {
     return FW_CFG(object_resolve_path(FW_CFG_PATH, NULL));

hw/ppc/mac_newworld.c

@@ -454,7 +454,7 @@ static void ppc_core99_init(MachineState *machine)
     pmac_format_nvram_partition(nvr, 0x2000);
     /* No PCI init: the BIOS will do it */
 
-    fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
+    fw_cfg = fw_cfg_init_mem(CFG_ADDR, CFG_ADDR + 2);
     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
     fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);

hw/ppc/mac_oldworld.c

@@ -313,7 +313,7 @@ static void ppc_heathrow_init(MachineState *machine)
 
     /* No PCI init: the BIOS will do it */
 
-    fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
+    fw_cfg = fw_cfg_init_mem(CFG_ADDR, CFG_ADDR + 2);
     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
     fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);

hw/sparc/sun4m.c

@@ -1084,7 +1084,7 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
         ecc_init(hwdef->ecc_base, slavio_irq[28],
                  hwdef->ecc_version);
 
-    fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
+    fw_cfg = fw_cfg_init_mem(CFG_ADDR, CFG_ADDR + 2);
     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
     fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);

hw/sparc64/sun4u.c

@@ -892,7 +892,7 @@ static void sun4uv_init(MemoryRegion *address_space_mem,
                            graphic_width, graphic_height, graphic_depth,
                            (uint8_t *)&nd_table[0].macaddr);
 
-    fw_cfg = fw_cfg_init(BIOS_CFG_IOPORT, BIOS_CFG_IOPORT + 1, 0, 0);
+    fw_cfg = fw_cfg_init_io(BIOS_CFG_IOPORT);
     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
     fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);

include/hw/nvram/fw_cfg.h

@@ -78,8 +78,6 @@ void fw_cfg_add_file_callback(FWCfgState *s, const char *filename,
                               void *data, size_t len);
 void *fw_cfg_modify_file(FWCfgState *s, const char *filename, void *data,
                          size_t len);
-FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
-                        hwaddr crl_addr, hwaddr data_addr);
 FWCfgState *fw_cfg_init_io(uint32_t iobase);
 FWCfgState *fw_cfg_init_mem(hwaddr ctl_addr, hwaddr data_addr);