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[Qemu-devel] [PULL 02/14] fw_cfg: factor out initialization of FW_CFG_ID
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PULL 02/14] fw_cfg: factor out initialization of FW_CFG_ID (rev. number) |
Date: |
Thu, 26 Mar 2015 17:02:22 +0100 |
From: "Gabriel L. Somlo" <address@hidden>
The fw_cfg documentation says this of the revision key (0x0001, FW_CFG_ID):
> A 32-bit little-endian unsigned int, this item is used as an interface
> revision number, and is currently set to 1 by all QEMU architectures
> which expose a fw_cfg device.
arm/virt doesn't. It could be argued that that's an error in
"hw/arm/virt.c"; on the other hand, all of the other fw_cfg providing
boards set the interface version to 1 manually, despite the device
coming from the same, shared implementation. Therefore, instead of
adding
fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
to arm/virt, consolidate all such existing calls in the fw_cfg
initialization code.
Signed-off-by: Gabriel Somlo <address@hidden>
Message-Id: <address@hidden>
Reviewed-by: Laszlo Ersek <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
---
hw/i386/pc.c | 1 -
hw/nvram/fw_cfg.c | 1 +
hw/ppc/mac_newworld.c | 1 -
hw/ppc/mac_oldworld.c | 1 -
hw/sparc/sun4m.c | 1 -
hw/sparc64/sun4u.c | 1 -
6 files changed, 1 insertion(+), 5 deletions(-)
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index a52d2af..a8e6be1 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -702,7 +702,6 @@ static FWCfgState *bochs_bios_init(void)
* the APIC ID, not the "CPU index"
*/
fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)apic_id_limit);
- 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,
acpi_tables, acpi_tables_len);
diff --git a/hw/nvram/fw_cfg.c b/hw/nvram/fw_cfg.c
index 4caf536..68eff77 100644
--- a/hw/nvram/fw_cfg.c
+++ b/hw/nvram/fw_cfg.c
@@ -614,6 +614,7 @@ static void fw_cfg_init1(DeviceState *dev)
qdev_init_nofail(dev);
fw_cfg_add_bytes(s, FW_CFG_SIGNATURE, (char *)"QEMU", 4);
+ fw_cfg_add_i32(s, FW_CFG_ID, 1);
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);
diff --git a/hw/ppc/mac_newworld.c b/hw/ppc/mac_newworld.c
index 624b4ab..e0397bc 100644
--- a/hw/ppc/mac_newworld.c
+++ b/hw/ppc/mac_newworld.c
@@ -460,7 +460,6 @@ static void ppc_core99_init(MachineState *machine)
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);
fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch);
fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
diff --git a/hw/ppc/mac_oldworld.c b/hw/ppc/mac_oldworld.c
index 3079510..f26133d 100644
--- a/hw/ppc/mac_oldworld.c
+++ b/hw/ppc/mac_oldworld.c
@@ -315,7 +315,6 @@ static void ppc_heathrow_init(MachineState *machine)
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);
fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, ARCH_HEATHROW);
fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
index b879aa9..255ba1f 100644
--- a/hw/sparc/sun4m.c
+++ b/hw/sparc/sun4m.c
@@ -1088,7 +1088,6 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
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);
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);
diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c
index f027caf..6f34e87 100644
--- a/hw/sparc64/sun4u.c
+++ b/hw/sparc64/sun4u.c
@@ -895,7 +895,6 @@ static void sun4uv_init(MemoryRegion *address_space_mem,
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);
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);
--
2.3.3
- [Qemu-devel] [PULL 00/14] Misc bugfixes for 2.3.0-rc2, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PULL 01/14] rcu tests: fix compilation on 32-bit ppc, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PULL 04/14] i6300esb: Fix signed integer overflow, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PULL 05/14] cpus: Don't kick un-realized cpus., Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PULL 02/14] fw_cfg: factor out initialization of FW_CFG_ID (rev. number),
Paolo Bonzini <=
- [Qemu-devel] [PULL 07/14] vmw_pvscsi: use PCI DMA APIs, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PULL 08/14] nbd: Fix up comment after commit e140177, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PULL 06/14] megasas: use PCI DMA APIs, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PULL 03/14] i6300esb: Correct endiannness, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PULL 13/14] misc: fix typos in copyright declaration, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PULL 12/14] exec: avoid possible overwriting of mmaped area in qemu_ram_remap, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PULL 09/14] m68k: memory: Replace memory_region_init_ram with memory_region_allocate_system_memory, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PULL 10/14] mips: memory: Replace memory_region_init_ram with memory_region_allocate_system_memory, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PULL 11/14] sparc: memory: Replace memory_region_init_ram with memory_region_allocate_system_memory, Paolo Bonzini, 2015/03/26
- [Qemu-devel] [PULL 14/14] virtio-scsi-dataplane: fix memory leak for VirtIOSCSIVring, Paolo Bonzini, 2015/03/26