"Michael S. Tsirkin" <m...@redhat.com> wrote:
> Cirrus vga has a copy of many PCI macros,
> and it doesn't even use them. Clean up.
> We also don't need to override header type
> as it is NORMAL by default.
>
> Signed-off-by: Michael S. Tsirkin <m...@redhat.com>
> ---
>  hw/cirrus_vga.c |   36 +-----------------------------------
>  1 files changed, 1 insertions(+), 35 deletions(-)
>
> diff --git a/hw/cirrus_vga.c b/hw/cirrus_vga.c
> index 89ffdf9..edf0a8a 100644
> --- a/hw/cirrus_vga.c
> +++ b/hw/cirrus_vga.c
> @@ -173,40 +173,6 @@
>  #define CIRRUS_MMIO_LINEDRAW_MODE     0x39   // byte
>  #define CIRRUS_MMIO_BLTSTATUS         0x40   // byte
>  
> -// PCI 0x04: command(word), 0x06(word): status
> -#define PCI_COMMAND_IOACCESS                0x0001
> -#define PCI_COMMAND_MEMACCESS               0x0002
> -#define PCI_COMMAND_BUSMASTER               0x0004
> -#define PCI_COMMAND_SPECIALCYCLE            0x0008
> -#define PCI_COMMAND_MEMWRITEINVALID         0x0010
> -#define PCI_COMMAND_PALETTESNOOPING         0x0020
> -#define PCI_COMMAND_PARITYDETECTION         0x0040
> -#define PCI_COMMAND_ADDRESSDATASTEPPING     0x0080
> -#define PCI_COMMAND_BACKTOBACKTRANS         0x0200
> -// PCI 0x08, 0xff000000 (0x09-0x0b:class,0x08:rev)
> -#define PCI_CLASS_BASE_DISPLAY        0x03
> -// PCI 0x08, 0x00ff0000
> -#define PCI_CLASS_SUB_VGA             0x00
> -// PCI 0x0c, 0x00ff0000 
> (0x0c:cacheline,0x0d:latency,0x0e:headertype,0x0f:Built-in self test)
> -// 0x10-0x3f (headertype 00h)
> -// PCI 0x10,0x14,0x18,0x1c,0x20,0x24: base address mapping registers
> -//   0x10: MEMBASE, 0x14: IOBASE(hard-coded in XFree86 3.x)
> -#define PCI_MAP_MEM                 0x0
> -#define PCI_MAP_IO                  0x1
> -#define PCI_MAP_MEM_ADDR_MASK       (~0xf)
> -#define PCI_MAP_IO_ADDR_MASK        (~0x3)
> -#define PCI_MAP_MEMFLAGS_32BIT      0x0
> -#define PCI_MAP_MEMFLAGS_32BIT_1M   0x1
> -#define PCI_MAP_MEMFLAGS_64BIT      0x4
> -#define PCI_MAP_MEMFLAGS_CACHEABLE  0x8
> -// PCI 0x28: cardbus CIS pointer
> -// PCI 0x2c: subsystem vendor id, 0x2e: subsystem id
> -// PCI 0x30: expansion ROM base address
> -#define PCI_ROMBIOS_ENABLED         0x1
> -// PCI 0x34: 0xffffff00=reserved, 0x000000ff=capabilities pointer
> -// PCI 0x38: reserved
> -// PCI 0x3c: 0x3c=int-line, 0x3d=int-pin, 0x3e=min-gnt, 0x3f=maax-lat
> -
>  #define CIRRUS_PNPMMIO_SIZE         0x1000
>  
>  #define ABS(a) ((signed)(a) > 0 ? a : -a)
> @@ -3249,8 +3215,8 @@ static int pci_cirrus_vga_initfn(PCIDevice *dev)
>       /* setup PCI */
>       pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_CIRRUS);
>       pci_config_set_device_id(pci_conf, device_id);
> +     //pci_conf[0x04] = PCI_COMMAND_IOACCESS | PCI_COMMAND_MEMACCESS;

You again added this here :)  You agreed to remove this line that is a
leftover of previous patch.

>       pci_config_set_class(pci_conf, PCI_CLASS_DISPLAY_VGA);
> -     pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL;
>  
>       /* setup memory space */
>       /* memory #0 LFB */

for the rest, I agree with both patches.  I trust you on pci defaults :)

Later, Juan.


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