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[v6,2/5] pc: fw_cfg: move ioport base constant to pc.h

Message ID 1453950161-13252-3-git-send-email-somlo@cmu.edu (mailing list archive)
State New, archived
Headers show

Commit Message

Gabriel L. Somlo Jan. 28, 2016, 3:02 a.m. UTC 
Move BIOS_CFG_IOPORT define from pc.c to pc.h, and rename
it to FW_CFG_IO_BASE.

Cc: Marc Marí <markmb@redhat.com>
Signed-off-by: Gabriel Somlo <somlo@cmu.edu>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Marc Marí <markmb@redhat.com>
---
 hw/i386/pc.c         | 5 ++---
 include/hw/i386/pc.h | 2 ++
 2 files changed, 4 insertions(+), 3 deletions(-)
diff mbox

Patch

diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 78cf8fa..aa79dd1 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -77,7 +77,6 @@ 
 #define DPRINTF(fmt, ...)
 #endif
 
-#define BIOS_CFG_IOPORT 0x510
 #define FW_CFG_ACPI_TABLES (FW_CFG_ARCH_LOCAL + 0)
 #define FW_CFG_SMBIOS_ENTRIES (FW_CFG_ARCH_LOCAL + 1)
 #define FW_CFG_IRQ0_OVERRIDE (FW_CFG_ARCH_LOCAL + 2)
@@ -755,7 +754,7 @@  static FWCfgState *bochs_bios_init(AddressSpace *as)
     int i, j;
     unsigned int apic_id_limit = pc_apic_id_limit(max_cpus);
 
-    fw_cfg = fw_cfg_init_io_dma(BIOS_CFG_IOPORT, BIOS_CFG_IOPORT + 4, as);
+    fw_cfg = fw_cfg_init_io_dma(FW_CFG_IO_BASE, FW_CFG_IO_BASE + 4, as);
 
     /* FW_CFG_MAX_CPUS is a bit confusing/problematic on x86:
      *
@@ -1269,7 +1268,7 @@  FWCfgState *xen_load_linux(PCMachineState *pcms,
 
     assert(MACHINE(pcms)->kernel_filename != NULL);
 
-    fw_cfg = fw_cfg_init_io(BIOS_CFG_IOPORT);
+    fw_cfg = fw_cfg_init_io(FW_CFG_IO_BASE);
     rom_set_fw(fw_cfg);
 
     load_linux(pcms, fw_cfg);
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index 65e8f24..0a4e0da 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -272,6 +272,8 @@  void ioapic_init_gsi(GSIState *gsi_state, const char *parent_name);
 
 ISADevice *pc_find_fdc0(void);
 
+#define FW_CFG_IO_BASE     0x510
+
 /* acpi_piix.c */
 
 I2CBus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base,