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Re: [Qemu-devel] [PATCH 1/2] Make pointer to fw_cfg device global.
From: |
Gleb Natapov |
Subject: |
Re: [Qemu-devel] [PATCH 1/2] Make pointer to fw_cfg device global. |
Date: |
Wed, 23 May 2012 15:37:31 +0300 |
Ping.
On Sun, May 20, 2012 at 12:02:40PM +0300, Gleb Natapov wrote:
> There can be only one fw_cfg device, so saving global reference to it
> removes the need to pass its pointer around.
>
> Signed-off-by: Gleb Natapov <address@hidden>
> ---
> hw/fw_cfg.c | 110
> +++++++++++++++++++++++++++--------------------------
> hw/fw_cfg.h | 15 +++----
> hw/loader.c | 10 +----
> hw/loader.h | 1 -
> hw/multiboot.c | 17 ++++----
> hw/multiboot.h | 3 +-
> hw/pc.c | 63 ++++++++++++++----------------
> hw/ppc_newworld.c | 43 ++++++++++-----------
> hw/ppc_oldworld.c | 43 ++++++++++-----------
> hw/sun4m.c | 93 +++++++++++++++++++++-----------------------
> hw/sun4u.c | 35 ++++++++---------
> 11 files changed, 207 insertions(+), 226 deletions(-)
>
> diff --git a/hw/fw_cfg.c b/hw/fw_cfg.c
> index 7b3b576..8c50473 100644
> --- a/hw/fw_cfg.c
> +++ b/hw/fw_cfg.c
> @@ -48,7 +48,7 @@ typedef struct FWCfgEntry {
> FWCfgCallback callback;
> } FWCfgEntry;
>
> -struct FWCfgState {
> +static struct FWCfgState {
> SysBusDevice busdev;
> MemoryRegion ctl_iomem, data_iomem, comb_iomem;
> uint32_t ctl_iobase, data_iobase;
> @@ -57,7 +57,7 @@ struct FWCfgState {
> uint16_t cur_entry;
> uint32_t cur_offset;
> Notifier machine_ready;
> -};
> +} *fw_cfg;
>
> #define JPG_FILE 0
> #define BMP_FILE 1
> @@ -113,7 +113,7 @@ error:
> return NULL;
> }
>
> -static void fw_cfg_bootsplash(FWCfgState *s)
> +static void fw_cfg_bootsplash(void)
> {
> int boot_splash_time = -1;
> const char *boot_splash_filename = NULL;
> @@ -148,7 +148,7 @@ static void fw_cfg_bootsplash(FWCfgState *s)
> /* use little endian format */
> qemu_extra_params_fw[0] = (uint8_t)(boot_splash_time & 0xff);
> qemu_extra_params_fw[1] = (uint8_t)((boot_splash_time >> 8) & 0xff);
> - fw_cfg_add_file(s, "etc/boot-menu-wait", qemu_extra_params_fw, 2);
> + fw_cfg_add_file("etc/boot-menu-wait", qemu_extra_params_fw, 2);
> }
>
> /* insert splash file if user configurated */
> @@ -173,10 +173,10 @@ static void fw_cfg_bootsplash(FWCfgState *s)
>
> /* insert data */
> if (file_type == JPG_FILE) {
> - fw_cfg_add_file(s, "bootsplash.jpg",
> + fw_cfg_add_file("bootsplash.jpg",
> boot_splash_filedata, boot_splash_filedata_size);
> } else {
> - fw_cfg_add_file(s, "bootsplash.bmp",
> + fw_cfg_add_file("bootsplash.bmp",
> boot_splash_filedata, boot_splash_filedata_size);
> }
> g_free(filename);
> @@ -359,122 +359,126 @@ static const VMStateDescription vmstate_fw_cfg = {
> }
> };
>
> -int fw_cfg_add_bytes(FWCfgState *s, uint16_t key, uint8_t *data, uint32_t
> len)
> +int fw_cfg_add_bytes(uint16_t key, uint8_t *data, uint32_t len)
> {
> int arch = !!(key & FW_CFG_ARCH_LOCAL);
>
> key &= FW_CFG_ENTRY_MASK;
>
> - if (key >= FW_CFG_MAX_ENTRY)
> + if (key >= FW_CFG_MAX_ENTRY || !fw_cfg) {
> return 0;
> + }
>
> - s->entries[arch][key].data = data;
> - s->entries[arch][key].len = len;
> + fw_cfg->entries[arch][key].data = data;
> + fw_cfg->entries[arch][key].len = len;
>
> return 1;
> }
>
> -int fw_cfg_add_i16(FWCfgState *s, uint16_t key, uint16_t value)
> +int fw_cfg_add_i16(uint16_t key, uint16_t value)
> {
> uint16_t *copy;
>
> copy = g_malloc(sizeof(value));
> *copy = cpu_to_le16(value);
> - return fw_cfg_add_bytes(s, key, (uint8_t *)copy, sizeof(value));
> + return fw_cfg_add_bytes(key, (uint8_t *)copy, sizeof(value));
> }
>
> -int fw_cfg_add_i32(FWCfgState *s, uint16_t key, uint32_t value)
> +int fw_cfg_add_i32(uint16_t key, uint32_t value)
> {
> uint32_t *copy;
>
> copy = g_malloc(sizeof(value));
> *copy = cpu_to_le32(value);
> - return fw_cfg_add_bytes(s, key, (uint8_t *)copy, sizeof(value));
> + return fw_cfg_add_bytes(key, (uint8_t *)copy, sizeof(value));
> }
>
> -int fw_cfg_add_i64(FWCfgState *s, uint16_t key, uint64_t value)
> +int fw_cfg_add_i64(uint16_t key, uint64_t value)
> {
> uint64_t *copy;
>
> copy = g_malloc(sizeof(value));
> *copy = cpu_to_le64(value);
> - return fw_cfg_add_bytes(s, key, (uint8_t *)copy, sizeof(value));
> + return fw_cfg_add_bytes(key, (uint8_t *)copy, sizeof(value));
> }
>
> -int fw_cfg_add_callback(FWCfgState *s, uint16_t key, FWCfgCallback callback,
> +int fw_cfg_add_callback(uint16_t key, FWCfgCallback callback,
> void *callback_opaque, uint8_t *data, size_t len)
> {
> int arch = !!(key & FW_CFG_ARCH_LOCAL);
>
> - if (!(key & FW_CFG_WRITE_CHANNEL))
> + if (!(key & FW_CFG_WRITE_CHANNEL) || !fw_cfg) {
> return 0;
> + }
>
> key &= FW_CFG_ENTRY_MASK;
>
> if (key >= FW_CFG_MAX_ENTRY || len > 65535)
> return 0;
>
> - s->entries[arch][key].data = data;
> - s->entries[arch][key].len = len;
> - s->entries[arch][key].callback_opaque = callback_opaque;
> - s->entries[arch][key].callback = callback;
> + fw_cfg->entries[arch][key].data = data;
> + fw_cfg->entries[arch][key].len = len;
> + fw_cfg->entries[arch][key].callback_opaque = callback_opaque;
> + fw_cfg->entries[arch][key].callback = callback;
>
> return 1;
> }
>
> -int fw_cfg_add_file(FWCfgState *s, const char *filename, uint8_t *data,
> - uint32_t len)
> +int fw_cfg_add_file(const char *filename, uint8_t *data, uint32_t len)
> {
> int i, index;
>
> - if (!s->files) {
> + if (!fw_cfg) {
> + return 0;
> + }
> +
> + if (!fw_cfg->files) {
> int dsize = sizeof(uint32_t) + sizeof(FWCfgFile) * FW_CFG_FILE_SLOTS;
> - s->files = g_malloc0(dsize);
> - fw_cfg_add_bytes(s, FW_CFG_FILE_DIR, (uint8_t*)s->files, dsize);
> + fw_cfg->files = g_malloc0(dsize);
> + fw_cfg_add_bytes(FW_CFG_FILE_DIR, (uint8_t *)fw_cfg->files, dsize);
> }
>
> - index = be32_to_cpu(s->files->count);
> + index = be32_to_cpu(fw_cfg->files->count);
> if (index == FW_CFG_FILE_SLOTS) {
> fprintf(stderr, "fw_cfg: out of file slots\n");
> return 0;
> }
>
> - fw_cfg_add_bytes(s, FW_CFG_FILE_FIRST + index, data, len);
> + fw_cfg_add_bytes(FW_CFG_FILE_FIRST + index, data, len);
>
> - pstrcpy(s->files->f[index].name, sizeof(s->files->f[index].name),
> + pstrcpy(fw_cfg->files->f[index].name,
> sizeof(fw_cfg->files->f[index].name),
> filename);
> for (i = 0; i < index; i++) {
> - if (strcmp(s->files->f[index].name, s->files->f[i].name) == 0) {
> + if (strcmp(fw_cfg->files->f[index].name, fw_cfg->files->f[i].name)
> + == 0) {
> FW_CFG_DPRINTF("%s: skip duplicate: %s\n", __FUNCTION__,
> - s->files->f[index].name);
> + fw_cfg->files->f[index].name);
> return 1;
> }
> }
>
> - s->files->f[index].size = cpu_to_be32(len);
> - s->files->f[index].select = cpu_to_be16(FW_CFG_FILE_FIRST + index);
> + fw_cfg->files->f[index].size = cpu_to_be32(len);
> + fw_cfg->files->f[index].select = cpu_to_be16(FW_CFG_FILE_FIRST + index);
> FW_CFG_DPRINTF("%s: #%d: %s (%d bytes)\n", __FUNCTION__,
> - index, s->files->f[index].name, len);
> + index, fw_cfg->files->f[index].name, len);
>
> - s->files->count = cpu_to_be32(index+1);
> + fw_cfg->files->count = cpu_to_be32(index+1);
> return 1;
> }
>
> static void fw_cfg_machine_ready(struct Notifier *n, void *data)
> {
> uint32_t len;
> - FWCfgState *s = container_of(n, FWCfgState, machine_ready);
> char *bootindex = get_boot_devices_list(&len);
>
> - fw_cfg_add_file(s, "bootorder", (uint8_t*)bootindex, len);
> + fw_cfg_add_file("bootorder", (uint8_t *)bootindex, len);
> }
>
> -FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
> - target_phys_addr_t ctl_addr, target_phys_addr_t
> data_addr)
> +void fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
> + target_phys_addr_t ctl_addr, target_phys_addr_t data_addr)
> {
> DeviceState *dev;
> SysBusDevice *d;
> - FWCfgState *s;
>
> dev = qdev_create(NULL, "fw_cfg");
> qdev_prop_set_uint32(dev, "ctl_iobase", ctl_port);
> @@ -482,7 +486,7 @@ FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t
> data_port,
> qdev_init_nofail(dev);
> d = sysbus_from_qdev(dev);
>
> - s = DO_UPCAST(FWCfgState, busdev.qdev, dev);
> + fw_cfg = DO_UPCAST(FWCfgState, busdev.qdev, dev);
>
> if (ctl_addr) {
> sysbus_mmio_map(d, 0, ctl_addr);
> @@ -490,18 +494,16 @@ FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t
> data_port,
> if (data_addr) {
> sysbus_mmio_map(d, 1, data_addr);
> }
> - fw_cfg_add_bytes(s, FW_CFG_SIGNATURE, (uint8_t *)"QEMU", 4);
> - fw_cfg_add_bytes(s, FW_CFG_UUID, qemu_uuid, 16);
> - fw_cfg_add_i16(s, FW_CFG_NOGRAPHIC, (uint16_t)(display_type ==
> DT_NOGRAPHIC));
> - fw_cfg_add_i16(s, FW_CFG_NB_CPUS, (uint16_t)smp_cpus);
> - fw_cfg_add_i16(s, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
> - fw_cfg_add_i16(s, FW_CFG_BOOT_MENU, (uint16_t)boot_menu);
> - fw_cfg_bootsplash(s);
> -
> - s->machine_ready.notify = fw_cfg_machine_ready;
> - qemu_add_machine_init_done_notifier(&s->machine_ready);
> -
> - return s;
> + fw_cfg_add_bytes(FW_CFG_SIGNATURE, (uint8_t *)"QEMU", 4);
> + fw_cfg_add_bytes(FW_CFG_UUID, qemu_uuid, 16);
> + fw_cfg_add_i16(FW_CFG_NOGRAPHIC, (uint16_t)(display_type ==
> DT_NOGRAPHIC));
> + fw_cfg_add_i16(FW_CFG_NB_CPUS, (uint16_t)smp_cpus);
> + fw_cfg_add_i16(FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
> + fw_cfg_add_i16(FW_CFG_BOOT_MENU, (uint16_t)boot_menu);
> + fw_cfg_bootsplash();
> +
> + fw_cfg->machine_ready.notify = fw_cfg_machine_ready;
> + qemu_add_machine_init_done_notifier(&fw_cfg->machine_ready);
> }
>
> static int fw_cfg_init1(SysBusDevice *dev)
> diff --git a/hw/fw_cfg.h b/hw/fw_cfg.h
> index 856bf91..cdb239e 100644
> --- a/hw/fw_cfg.h
> +++ b/hw/fw_cfg.h
> @@ -54,15 +54,14 @@ typedef struct FWCfgFiles {
> typedef void (*FWCfgCallback)(void *opaque, uint8_t *data);
>
> typedef struct FWCfgState FWCfgState;
> -int fw_cfg_add_bytes(FWCfgState *s, uint16_t key, uint8_t *data, uint32_t
> len);
> -int fw_cfg_add_i16(FWCfgState *s, uint16_t key, uint16_t value);
> -int fw_cfg_add_i32(FWCfgState *s, uint16_t key, uint32_t value);
> -int fw_cfg_add_i64(FWCfgState *s, uint16_t key, uint64_t value);
> -int fw_cfg_add_callback(FWCfgState *s, uint16_t key, FWCfgCallback callback,
> +int fw_cfg_add_bytes(uint16_t key, uint8_t *data, uint32_t len);
> +int fw_cfg_add_i16(uint16_t key, uint16_t value);
> +int fw_cfg_add_i32(uint16_t key, uint32_t value);
> +int fw_cfg_add_i64(uint16_t key, uint64_t value);
> +int fw_cfg_add_callback(uint16_t key, FWCfgCallback callback,
> void *callback_opaque, uint8_t *data, size_t len);
> -int fw_cfg_add_file(FWCfgState *s, const char *filename, uint8_t *data,
> - uint32_t len);
> -FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
> +int fw_cfg_add_file(const char *filename, uint8_t *data, uint32_t len);
> +void fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
> target_phys_addr_t crl_addr, target_phys_addr_t
> data_addr);
>
> #endif /* NO_QEMU_PROTOS */
> diff --git a/hw/loader.c b/hw/loader.c
> index 415cdce..28464da 100644
> --- a/hw/loader.c
> +++ b/hw/loader.c
> @@ -543,7 +543,6 @@ struct Rom {
> QTAILQ_ENTRY(Rom) next;
> };
>
> -static FWCfgState *fw_cfg;
> static QTAILQ_HEAD(, Rom) roms = QTAILQ_HEAD_INITIALIZER(roms);
>
> static void rom_insert(Rom *rom)
> @@ -601,7 +600,7 @@ int rom_add_file(const char *file, const char *fw_dir,
> }
> close(fd);
> rom_insert(rom);
> - if (rom->fw_file && fw_cfg) {
> + if (rom->fw_file) {
> const char *basename;
> char fw_file_name[56];
>
> @@ -613,7 +612,7 @@ int rom_add_file(const char *file, const char *fw_dir,
> }
> snprintf(fw_file_name, sizeof(fw_file_name), "%s/%s", rom->fw_dir,
> basename);
> - fw_cfg_add_file(fw_cfg, fw_file_name, rom->data, rom->romsize);
> + fw_cfg_add_file(fw_file_name, rom->data, rom->romsize);
> snprintf(devpath, sizeof(devpath), "/address@hidden", fw_file_name);
> } else {
> snprintf(devpath, sizeof(devpath), "/rom@" TARGET_FMT_plx, addr);
> @@ -704,11 +703,6 @@ int rom_load_all(void)
> return 0;
> }
>
> -void rom_set_fw(void *f)
> -{
> - fw_cfg = f;
> -}
> -
> static Rom *find_rom(target_phys_addr_t addr)
> {
> Rom *rom;
> diff --git a/hw/loader.h b/hw/loader.h
> index fbcaba9..c357ec4 100644
> --- a/hw/loader.h
> +++ b/hw/loader.h
> @@ -26,7 +26,6 @@ int rom_add_file(const char *file, const char *fw_dir,
> int rom_add_blob(const char *name, const void *blob, size_t len,
> target_phys_addr_t addr);
> int rom_load_all(void);
> -void rom_set_fw(void *f);
> int rom_copy(uint8_t *dest, target_phys_addr_t addr, size_t size);
> void *rom_ptr(target_phys_addr_t addr);
> void do_info_roms(Monitor *mon);
> diff --git a/hw/multiboot.c b/hw/multiboot.c
> index b4484a3..fd93e13 100644
> --- a/hw/multiboot.c
> +++ b/hw/multiboot.c
> @@ -124,8 +124,7 @@ static void mb_add_mod(MultibootState *s,
> s->mb_mods_count++;
> }
>
> -int load_multiboot(void *fw_cfg,
> - FILE *f,
> +int load_multiboot(FILE *f,
> const char *kernel_filename,
> const char *initrd_filename,
> const char *kernel_cmdline,
> @@ -324,15 +323,15 @@ int load_multiboot(void *fw_cfg,
> memcpy(mb_bootinfo_data, bootinfo, sizeof(bootinfo));
>
> /* Pass variables to option rom */
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ENTRY, mh_entry_addr);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, mh_load_addr);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, mbs.mb_buf_size);
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_KERNEL_DATA,
> + fw_cfg_add_i32(FW_CFG_KERNEL_ENTRY, mh_entry_addr);
> + fw_cfg_add_i32(FW_CFG_KERNEL_ADDR, mh_load_addr);
> + fw_cfg_add_i32(FW_CFG_KERNEL_SIZE, mbs.mb_buf_size);
> + fw_cfg_add_bytes(FW_CFG_KERNEL_DATA,
> mbs.mb_buf, mbs.mb_buf_size);
>
> - fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, ADDR_MBI);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, sizeof(bootinfo));
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_INITRD_DATA, mb_bootinfo_data,
> + fw_cfg_add_i32(FW_CFG_INITRD_ADDR, ADDR_MBI);
> + fw_cfg_add_i32(FW_CFG_INITRD_SIZE, sizeof(bootinfo));
> + fw_cfg_add_bytes(FW_CFG_INITRD_DATA, mb_bootinfo_data,
> sizeof(bootinfo));
>
> option_rom[nb_option_roms].name = "multiboot.bin";
> diff --git a/hw/multiboot.h b/hw/multiboot.h
> index 98fb1b7..1302c55 100644
> --- a/hw/multiboot.h
> +++ b/hw/multiboot.h
> @@ -1,8 +1,7 @@
> #ifndef QEMU_MULTIBOOT_H
> #define QEMU_MULTIBOOT_H
>
> -int load_multiboot(void *fw_cfg,
> - FILE *f,
> +int load_multiboot(FILE *f,
> const char *kernel_filename,
> const char *initrd_filename,
> const char *kernel_cmdline,
> diff --git a/hw/pc.c b/hw/pc.c
> index 4d34a33..739e4ad 100644
> --- a/hw/pc.c
> +++ b/hw/pc.c
> @@ -593,9 +593,8 @@ int e820_add_entry(uint64_t address, uint64_t length,
> uint32_t type)
> return index;
> }
>
> -static void *bochs_bios_init(void)
> +static void bochs_bios_init(void)
> {
> - void *fw_cfg;
> uint8_t *smbios_table;
> size_t smbios_len;
> uint64_t *numa_fw_cfg;
> @@ -613,22 +612,21 @@ static void *bochs_bios_init(void)
> register_ioport_write(0x500, 1, 1, bochs_bios_write, NULL);
> register_ioport_write(0x503, 1, 1, bochs_bios_write, NULL);
>
> - fw_cfg = fw_cfg_init(BIOS_CFG_IOPORT, BIOS_CFG_IOPORT + 1, 0, 0);
> + fw_cfg_init(BIOS_CFG_IOPORT, BIOS_CFG_IOPORT + 1, 0, 0);
>
> - fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
> - fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_ACPI_TABLES, (uint8_t *)acpi_tables,
> + fw_cfg_add_i32(FW_CFG_ID, 1);
> + fw_cfg_add_i64(FW_CFG_RAM_SIZE, (uint64_t)ram_size);
> + fw_cfg_add_bytes(FW_CFG_ACPI_TABLES, (uint8_t *)acpi_tables,
> acpi_tables_len);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_IRQ0_OVERRIDE, kvm_allows_irq0_override());
> + fw_cfg_add_i32(FW_CFG_IRQ0_OVERRIDE, kvm_allows_irq0_override());
>
> smbios_table = smbios_get_table(&smbios_len);
> if (smbios_table)
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_SMBIOS_ENTRIES,
> - smbios_table, smbios_len);
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_E820_TABLE, (uint8_t *)&e820_table,
> + fw_cfg_add_bytes(FW_CFG_SMBIOS_ENTRIES, smbios_table, smbios_len);
> + fw_cfg_add_bytes(FW_CFG_E820_TABLE, (uint8_t *)&e820_table,
> sizeof(struct e820_table));
>
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_HPET, (uint8_t *)&hpet_cfg,
> + fw_cfg_add_bytes(FW_CFG_HPET, (uint8_t *)&hpet_cfg,
> sizeof(struct hpet_fw_config));
> /* allocate memory for the NUMA channel: one (64bit) word for the number
> * of nodes, one word for each VCPU->node and one word for each node to
> @@ -647,10 +645,8 @@ static void *bochs_bios_init(void)
> for (i = 0; i < nb_numa_nodes; i++) {
> numa_fw_cfg[max_cpus + 1 + i] = cpu_to_le64(node_mem[i]);
> }
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_NUMA, (uint8_t *)numa_fw_cfg,
> + fw_cfg_add_bytes(FW_CFG_NUMA, (uint8_t *)numa_fw_cfg,
> (1 + max_cpus + nb_numa_nodes) * 8);
> -
> - return fw_cfg;
> }
>
> static long get_file_size(FILE *f)
> @@ -667,8 +663,7 @@ static long get_file_size(FILE *f)
> return size;
> }
>
> -static void load_linux(void *fw_cfg,
> - const char *kernel_filename,
> +static void load_linux(const char *kernel_filename,
> const char *initrd_filename,
> const char *kernel_cmdline,
> target_phys_addr_t max_ram_size)
> @@ -703,9 +698,10 @@ static void load_linux(void *fw_cfg,
> else {
> /* This looks like a multiboot kernel. If it is, let's stop
> treating it like a Linux kernel. */
> - if (load_multiboot(fw_cfg, f, kernel_filename, initrd_filename,
> - kernel_cmdline, kernel_size, header))
> + if (load_multiboot(f, kernel_filename, initrd_filename,
> + kernel_cmdline, kernel_size, header)) {
> return;
> + }
> protocol = 0;
> }
>
> @@ -745,9 +741,9 @@ static void load_linux(void *fw_cfg,
> if (initrd_max >= max_ram_size-ACPI_DATA_SIZE)
> initrd_max = max_ram_size-ACPI_DATA_SIZE-1;
>
> - fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_ADDR, cmdline_addr);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, strlen(kernel_cmdline)+1);
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_CMDLINE_DATA,
> + fw_cfg_add_i32(FW_CFG_CMDLINE_ADDR, cmdline_addr);
> + fw_cfg_add_i32(FW_CFG_CMDLINE_SIZE, strlen(kernel_cmdline)+1);
> + fw_cfg_add_bytes(FW_CFG_CMDLINE_DATA,
> (uint8_t*)strdup(kernel_cmdline),
> strlen(kernel_cmdline)+1);
>
> @@ -808,9 +804,9 @@ static void load_linux(void *fw_cfg,
> initrd_data = g_malloc(initrd_size);
> load_image(initrd_filename, initrd_data);
>
> - fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_addr);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_INITRD_DATA, initrd_data,
> initrd_size);
> + fw_cfg_add_i32(FW_CFG_INITRD_ADDR, initrd_addr);
> + fw_cfg_add_i32(FW_CFG_INITRD_SIZE, initrd_size);
> + fw_cfg_add_bytes(FW_CFG_INITRD_DATA, initrd_data, initrd_size);
>
> stl_p(header+0x218, initrd_addr);
> stl_p(header+0x21c, initrd_size);
> @@ -837,13 +833,13 @@ static void load_linux(void *fw_cfg,
> fclose(f);
> memcpy(setup, header, MIN(sizeof(header), setup_size));
>
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, prot_addr);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_KERNEL_DATA, kernel, kernel_size);
> + fw_cfg_add_i32(FW_CFG_KERNEL_ADDR, prot_addr);
> + fw_cfg_add_i32(FW_CFG_KERNEL_SIZE, kernel_size);
> + fw_cfg_add_bytes(FW_CFG_KERNEL_DATA, kernel, kernel_size);
>
> - fw_cfg_add_i32(fw_cfg, FW_CFG_SETUP_ADDR, real_addr);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_SETUP_SIZE, setup_size);
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_SETUP_DATA, setup, setup_size);
> + fw_cfg_add_i32(FW_CFG_SETUP_ADDR, real_addr);
> + fw_cfg_add_i32(FW_CFG_SETUP_SIZE, setup_size);
> + fw_cfg_add_bytes(FW_CFG_SETUP_DATA, setup, setup_size);
>
> option_rom[nb_option_roms].name = "linuxboot.bin";
> option_rom[nb_option_roms].bootindex = 0;
> @@ -987,7 +983,6 @@ void pc_memory_init(MemoryRegion *system_memory,
> int linux_boot, i;
> MemoryRegion *ram, *option_rom_mr;
> MemoryRegion *ram_below_4g, *ram_above_4g;
> - void *fw_cfg;
>
> linux_boot = (kernel_filename != NULL);
>
> @@ -1024,11 +1019,11 @@ void pc_memory_init(MemoryRegion *system_memory,
> option_rom_mr,
> 1);
>
> - fw_cfg = bochs_bios_init();
> - rom_set_fw(fw_cfg);
> + bochs_bios_init();
>
> if (linux_boot) {
> - load_linux(fw_cfg, kernel_filename, initrd_filename, kernel_cmdline,
> below_4g_mem_size);
> + load_linux(kernel_filename, initrd_filename, kernel_cmdline,
> + below_4g_mem_size);
> }
>
> for (i = 0; i < nb_option_roms; i++) {
> diff --git a/hw/ppc_newworld.c b/hw/ppc_newworld.c
> index 8796510..1f2a30e 100644
> --- a/hw/ppc_newworld.c
> +++ b/hw/ppc_newworld.c
> @@ -107,7 +107,7 @@ static const MemoryRegionOps unin_ops = {
>
> static int fw_cfg_boot_set(void *opaque, const char *boot_device)
> {
> - fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
> + fw_cfg_add_i16(FW_CFG_BOOT_DEVICE, boot_device[0]);
> return 0;
> }
>
> @@ -152,7 +152,6 @@ static void ppc_core99_init (ram_addr_t ram_size,
> MemoryRegion *ide_mem[3];
> int ppc_boot_device;
> DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
> - void *fw_cfg;
> void *dbdma;
> int machine_arch;
>
> @@ -377,42 +376,42 @@ static void ppc_core99_init (ram_addr_t ram_size,
> macio_nvram_setup_bar(nvr, get_system_memory(), 0xFFF04000);
> /* No PCI init: the BIOS will do it */
>
> - fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
> - fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
> + fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
> + fw_cfg_add_i32(FW_CFG_ID, 1);
> + fw_cfg_add_i64(FW_CFG_RAM_SIZE, (uint64_t)ram_size);
> + fw_cfg_add_i16(FW_CFG_MACHINE_ID, machine_arch);
> + fw_cfg_add_i32(FW_CFG_KERNEL_ADDR, kernel_base);
> + fw_cfg_add_i32(FW_CFG_KERNEL_SIZE, kernel_size);
> if (kernel_cmdline) {
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
> + fw_cfg_add_i32(FW_CFG_KERNEL_CMDLINE, cmdline_base);
> pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE,
> kernel_cmdline);
> } else {
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
> + fw_cfg_add_i32(FW_CFG_KERNEL_CMDLINE, 0);
> }
> - fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);
> + fw_cfg_add_i32(FW_CFG_INITRD_ADDR, initrd_base);
> + fw_cfg_add_i32(FW_CFG_INITRD_SIZE, initrd_size);
> + fw_cfg_add_i16(FW_CFG_BOOT_DEVICE, ppc_boot_device);
>
> - fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth);
> + fw_cfg_add_i16(FW_CFG_PPC_WIDTH, graphic_width);
> + fw_cfg_add_i16(FW_CFG_PPC_HEIGHT, graphic_height);
> + fw_cfg_add_i16(FW_CFG_PPC_DEPTH, graphic_depth);
>
> - fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled());
> + fw_cfg_add_i32(FW_CFG_PPC_IS_KVM, kvm_enabled());
> if (kvm_enabled()) {
> #ifdef CONFIG_KVM
> uint8_t *hypercall;
>
> - fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, kvmppc_get_tbfreq());
> + fw_cfg_add_i32(FW_CFG_PPC_TBFREQ, kvmppc_get_tbfreq());
> hypercall = g_malloc(16);
> kvmppc_get_hypercall(env, hypercall, 16);
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid());
> + fw_cfg_add_bytes(FW_CFG_PPC_KVM_HC, hypercall, 16);
> + fw_cfg_add_i32(FW_CFG_PPC_KVM_PID, getpid());
> #endif
> } else {
> - fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, get_ticks_per_sec());
> + fw_cfg_add_i32(FW_CFG_PPC_TBFREQ, get_ticks_per_sec());
> }
>
> - qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
> + qemu_register_boot_set(fw_cfg_boot_set, NULL);
> }
>
> static QEMUMachine core99_machine = {
> diff --git a/hw/ppc_oldworld.c b/hw/ppc_oldworld.c
> index 7e73d37..575fe59 100644
> --- a/hw/ppc_oldworld.c
> +++ b/hw/ppc_oldworld.c
> @@ -50,7 +50,7 @@
>
> static int fw_cfg_boot_set(void *opaque, const char *boot_device)
> {
> - fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
> + fw_cfg_add_i16(FW_CFG_BOOT_DEVICE, boot_device[0]);
> return 0;
> }
>
> @@ -95,7 +95,6 @@ static void ppc_heathrow_init (ram_addr_t ram_size,
> MemoryRegion *escc_mem, *escc_bar = g_new(MemoryRegion, 1), *ide_mem[2];
> uint16_t ppc_boot_device;
> DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
> - void *fw_cfg;
> void *dbdma;
>
> linux_boot = (kernel_filename != NULL);
> @@ -292,42 +291,42 @@ static void ppc_heathrow_init (ram_addr_t ram_size,
>
> /* No PCI init: the BIOS will do it */
>
> - fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
> - fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, ARCH_HEATHROW);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
> + fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
> + fw_cfg_add_i32(FW_CFG_ID, 1);
> + fw_cfg_add_i64(FW_CFG_RAM_SIZE, (uint64_t)ram_size);
> + fw_cfg_add_i16(FW_CFG_MACHINE_ID, ARCH_HEATHROW);
> + fw_cfg_add_i32(FW_CFG_KERNEL_ADDR, kernel_base);
> + fw_cfg_add_i32(FW_CFG_KERNEL_SIZE, kernel_size);
> if (kernel_cmdline) {
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
> + fw_cfg_add_i32(FW_CFG_KERNEL_CMDLINE, cmdline_base);
> pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE,
> kernel_cmdline);
> } else {
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
> + fw_cfg_add_i32(FW_CFG_KERNEL_CMDLINE, 0);
> }
> - fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);
> + fw_cfg_add_i32(FW_CFG_INITRD_ADDR, initrd_base);
> + fw_cfg_add_i32(FW_CFG_INITRD_SIZE, initrd_size);
> + fw_cfg_add_i16(FW_CFG_BOOT_DEVICE, ppc_boot_device);
>
> - fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth);
> + fw_cfg_add_i16(FW_CFG_PPC_WIDTH, graphic_width);
> + fw_cfg_add_i16(FW_CFG_PPC_HEIGHT, graphic_height);
> + fw_cfg_add_i16(FW_CFG_PPC_DEPTH, graphic_depth);
>
> - fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled());
> + fw_cfg_add_i32(FW_CFG_PPC_IS_KVM, kvm_enabled());
> if (kvm_enabled()) {
> #ifdef CONFIG_KVM
> uint8_t *hypercall;
>
> - fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, kvmppc_get_tbfreq());
> + fw_cfg_add_i32(FW_CFG_PPC_TBFREQ, kvmppc_get_tbfreq());
> hypercall = g_malloc(16);
> kvmppc_get_hypercall(env, hypercall, 16);
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid());
> + fw_cfg_add_bytes(FW_CFG_PPC_KVM_HC, hypercall, 16);
> + fw_cfg_add_i32(FW_CFG_PPC_KVM_PID, getpid());
> #endif
> } else {
> - fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, get_ticks_per_sec());
> + fw_cfg_add_i32(FW_CFG_PPC_TBFREQ, get_ticks_per_sec());
> }
>
> - qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
> + qemu_register_boot_set(fw_cfg_boot_set, NULL);
> }
>
> static QEMUMachine heathrow_machine = {
> diff --git a/hw/sun4m.c b/hw/sun4m.c
> index 34088ad..9f546d6 100644
> --- a/hw/sun4m.c
> +++ b/hw/sun4m.c
> @@ -163,7 +163,7 @@ void DMA_register_channel (int nchan,
>
> static int fw_cfg_boot_set(void *opaque, const char *boot_device)
> {
> - fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
> + fw_cfg_add_i16(FW_CFG_BOOT_DEVICE, boot_device[0]);
> return 0;
> }
>
> @@ -843,7 +843,6 @@ static void sun4m_hw_init(const struct sun4m_hwdef
> *hwdef, ram_addr_t RAM_size,
> qemu_irq *cpu_halt;
> unsigned long kernel_size;
> DriveInfo *fd[MAX_FD];
> - void *fw_cfg;
> unsigned int num_vsimms;
>
> /* init CPUs */
> @@ -995,29 +994,29 @@ static void sun4m_hw_init(const struct sun4m_hwdef
> *hwdef, ram_addr_t RAM_size,
> 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_add_i32(fw_cfg, FW_CFG_ID, 1);
> - fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
> + fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
> + fw_cfg_add_i32(FW_CFG_ID, 1);
> + fw_cfg_add_i64(FW_CFG_RAM_SIZE, (uint64_t)ram_size);
> + fw_cfg_add_i16(FW_CFG_MACHINE_ID, hwdef->machine_id);
> + fw_cfg_add_i16(FW_CFG_SUN4M_DEPTH, graphic_depth);
> + fw_cfg_add_i32(FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
> + fw_cfg_add_i32(FW_CFG_KERNEL_SIZE, kernel_size);
> if (kernel_cmdline) {
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
> + fw_cfg_add_i32(FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
> pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE,
> kernel_cmdline);
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_CMDLINE_DATA,
> + fw_cfg_add_bytes(FW_CFG_CMDLINE_DATA,
> (uint8_t*)strdup(kernel_cmdline),
> strlen(kernel_cmdline) + 1);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
> + fw_cfg_add_i32(FW_CFG_CMDLINE_SIZE,
> strlen(kernel_cmdline) + 1);
> } else {
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
> + fw_cfg_add_i32(FW_CFG_KERNEL_CMDLINE, 0);
> + fw_cfg_add_i32(FW_CFG_CMDLINE_SIZE, 0);
> }
> - fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, 0); // not used
> - fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, boot_device[0]);
> - qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
> + fw_cfg_add_i32(FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
> + fw_cfg_add_i32(FW_CFG_INITRD_SIZE, 0); /* not used */
> + fw_cfg_add_i16(FW_CFG_BOOT_DEVICE, boot_device[0]);
> + qemu_register_boot_set(fw_cfg_boot_set, NULL);
> }
>
> enum {
> @@ -1525,7 +1524,6 @@ static void sun4d_hw_init(const struct sun4d_hwdef
> *hwdef, ram_addr_t RAM_size,
> espdma_irq, ledma_irq;
> qemu_irq esp_reset, dma_enable;
> unsigned long kernel_size;
> - void *fw_cfg;
> DeviceState *dev;
>
> /* init CPUs */
> @@ -1606,26 +1604,26 @@ static void sun4d_hw_init(const struct sun4d_hwdef
> *hwdef, ram_addr_t RAM_size,
> graphic_height, graphic_depth, hwdef->nvram_machine_id,
> "Sun4d");
>
> - fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
> - fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
> + fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
> + fw_cfg_add_i32(FW_CFG_ID, 1);
> + fw_cfg_add_i64(FW_CFG_RAM_SIZE, (uint64_t)ram_size);
> + fw_cfg_add_i16(FW_CFG_MACHINE_ID, hwdef->machine_id);
> + fw_cfg_add_i16(FW_CFG_SUN4M_DEPTH, graphic_depth);
> + fw_cfg_add_i32(FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
> + fw_cfg_add_i32(FW_CFG_KERNEL_SIZE, kernel_size);
> if (kernel_cmdline) {
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
> + fw_cfg_add_i32(FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
> pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE,
> kernel_cmdline);
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_CMDLINE_DATA,
> + fw_cfg_add_bytes(FW_CFG_CMDLINE_DATA,
> (uint8_t*)strdup(kernel_cmdline),
> strlen(kernel_cmdline) + 1);
> } else {
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
> + fw_cfg_add_i32(FW_CFG_KERNEL_CMDLINE, 0);
> }
> - fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, 0); // not used
> - fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, boot_device[0]);
> - qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
> + fw_cfg_add_i32(FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
> + fw_cfg_add_i32(FW_CFG_INITRD_SIZE, 0); /* not used */
> + fw_cfg_add_i16(FW_CFG_BOOT_DEVICE, boot_device[0]);
> + qemu_register_boot_set(fw_cfg_boot_set, NULL);
> }
>
> /* SPARCserver 1000 hardware initialisation */
> @@ -1719,7 +1717,6 @@ static void sun4c_hw_init(const struct sun4c_hwdef
> *hwdef, ram_addr_t RAM_size,
> qemu_irq fdc_tc;
> unsigned long kernel_size;
> DriveInfo *fd[MAX_FD];
> - void *fw_cfg;
> DeviceState *dev;
> unsigned int i;
>
> @@ -1798,26 +1795,26 @@ static void sun4c_hw_init(const struct sun4c_hwdef
> *hwdef, ram_addr_t RAM_size,
> graphic_height, graphic_depth, hwdef->nvram_machine_id,
> "Sun4c");
>
> - fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
> - fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
> + fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
> + fw_cfg_add_i32(FW_CFG_ID, 1);
> + fw_cfg_add_i64(FW_CFG_RAM_SIZE, (uint64_t)ram_size);
> + fw_cfg_add_i16(FW_CFG_MACHINE_ID, hwdef->machine_id);
> + fw_cfg_add_i16(FW_CFG_SUN4M_DEPTH, graphic_depth);
> + fw_cfg_add_i32(FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
> + fw_cfg_add_i32(FW_CFG_KERNEL_SIZE, kernel_size);
> if (kernel_cmdline) {
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
> + fw_cfg_add_i32(FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
> pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE,
> kernel_cmdline);
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_CMDLINE_DATA,
> + fw_cfg_add_bytes(FW_CFG_CMDLINE_DATA,
> (uint8_t*)strdup(kernel_cmdline),
> strlen(kernel_cmdline) + 1);
> } else {
> - fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
> + fw_cfg_add_i32(FW_CFG_KERNEL_CMDLINE, 0);
> }
> - fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
> - fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, 0); // not used
> - fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, boot_device[0]);
> - qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
> + fw_cfg_add_i32(FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
> + fw_cfg_add_i32(FW_CFG_INITRD_SIZE, 0); /* not used */
> + fw_cfg_add_i16(FW_CFG_BOOT_DEVICE, boot_device[0]);
> + qemu_register_boot_set(fw_cfg_boot_set, NULL);
> }
>
> /* SPARCstation 2 hardware initialisation */
> diff --git a/hw/sun4u.c b/hw/sun4u.c
> index 517bdb8..094c07c 100644
> --- a/hw/sun4u.c
> +++ b/hw/sun4u.c
> @@ -125,7 +125,7 @@ void DMA_register_channel (int nchan,
>
> static int fw_cfg_boot_set(void *opaque, const char *boot_device)
> {
> - fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
> + fw_cfg_add_i16(FW_CFG_BOOT_DEVICE, boot_device[0]);
> return 0;
> }
>
> @@ -802,7 +802,6 @@ static void sun4uv_init(MemoryRegion *address_space_mem,
> qemu_irq *ivec_irqs, *pbm_irqs;
> DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
> DriveInfo *fd[MAX_FD];
> - void *fw_cfg;
>
> /* init CPUs */
> env = cpu_devinit(cpu_model, hwdef);
> @@ -867,30 +866,30 @@ 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_add_i32(fw_cfg, FW_CFG_ID, 1);
> - fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
> - fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_entry);
> - fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
> + fw_cfg_init(BIOS_CFG_IOPORT, BIOS_CFG_IOPORT + 1, 0, 0);
> + fw_cfg_add_i32(FW_CFG_ID, 1);
> + fw_cfg_add_i64(FW_CFG_RAM_SIZE, (uint64_t)ram_size);
> + fw_cfg_add_i16(FW_CFG_MACHINE_ID, hwdef->machine_id);
> + fw_cfg_add_i64(FW_CFG_KERNEL_ADDR, kernel_entry);
> + fw_cfg_add_i64(FW_CFG_KERNEL_SIZE, kernel_size);
> if (kernel_cmdline) {
> - fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
> + fw_cfg_add_i32(FW_CFG_CMDLINE_SIZE,
> strlen(kernel_cmdline) + 1);
> - fw_cfg_add_bytes(fw_cfg, FW_CFG_CMDLINE_DATA,
> + fw_cfg_add_bytes(FW_CFG_CMDLINE_DATA,
> (uint8_t*)strdup(kernel_cmdline),
> strlen(kernel_cmdline) + 1);
> } else {
> - fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
> + fw_cfg_add_i32(FW_CFG_CMDLINE_SIZE, 0);
> }
> - fw_cfg_add_i64(fw_cfg, FW_CFG_INITRD_ADDR, initrd_addr);
> - fw_cfg_add_i64(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, boot_devices[0]);
> + fw_cfg_add_i64(FW_CFG_INITRD_ADDR, initrd_addr);
> + fw_cfg_add_i64(FW_CFG_INITRD_SIZE, initrd_size);
> + fw_cfg_add_i16(FW_CFG_BOOT_DEVICE, boot_devices[0]);
>
> - fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_WIDTH, graphic_width);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_HEIGHT, graphic_height);
> - fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_DEPTH, graphic_depth);
> + fw_cfg_add_i16(FW_CFG_SPARC64_WIDTH, graphic_width);
> + fw_cfg_add_i16(FW_CFG_SPARC64_HEIGHT, graphic_height);
> + fw_cfg_add_i16(FW_CFG_SPARC64_DEPTH, graphic_depth);
>
> - qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
> + qemu_register_boot_set(fw_cfg_boot_set, NULL);
> }
>
> enum {
> --
> 1.7.7.3
>
--
Gleb.
- Re: [Qemu-devel] [PATCH 1/2] Make pointer to fw_cfg device global., (continued)
- Re: [Qemu-devel] [PATCH 1/2] Make pointer to fw_cfg device global., Blue Swirl, 2012/05/14
- [Qemu-devel] [PATCH 1/2] Make pointer to fw_cfg device global., Gleb Natapov, 2012/05/20
- [Qemu-devel] [PATCH 2/2] Add PIIX4 properties to control PM system states., Gleb Natapov, 2012/05/20
- Re: [Qemu-devel] [PATCH 2/2] Add PIIX4 properties to control PM system states., Andreas Färber, 2012/05/23
- Re: [Qemu-devel] [PATCH 2/2] Add PIIX4 properties to control PM system states., Paolo Bonzini, 2012/05/23
- Re: [Qemu-devel] [PATCH 2/2] Add PIIX4 properties to control PM system states., Anthony Liguori, 2012/05/23
- Re: [Qemu-devel] [PATCH 2/2] Add PIIX4 properties to control PM system states., Gleb Natapov, 2012/05/23
Re: [Qemu-devel] [PATCH 1/2] Make pointer to fw_cfg device global.,
Gleb Natapov <=
Re: [Qemu-devel] [PATCH 1/2] Make pointer to fw_cfg device global., Peter Maydell, 2012/05/23