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Re: [Qemu-devel] [PATCH 8/9] pci_host.h: split non-inline static functio
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [PATCH 8/9] pci_host.h: split non-inline static function in pci_host.h into pci_host_c.h |
Date: |
Wed, 30 Sep 2009 13:47:07 +0200 |
User-agent: |
Mutt/1.5.19 (2009-01-05) |
On Wed, Jul 15, 2009 at 08:15:08PM +0900, Isaku Yamahata wrote:
> Later a structures declared in pci_host.h, PCIHostState, will be used.
> However pci_host.h doesn't allow to include itself easily. This patches
> addresses it.
>
> pci_host.h includes non-inline static functions which are instantiated
> in .c by including pci_host.h. That prevents from including pci_host.h
> to use PCIHostState.
> So split pci_host.h non-inline static functions into pci_host_c.h.
This is quite ugly. We need to split the users properly, and put c in a
.c file, not in an _c.h file. If you can't do that now, just mark the
extra stuff inline, compiler can ignore it.
> Signed-off-by: Isaku Yamahata <address@hidden>
> ---
> hw/apb_pci.c | 2 +-
> hw/grackle_pci.c | 2 +-
> hw/gt64xxx.c | 2 +-
> hw/pci_host.h | 88 +-------------------------------------
> hw/{pci_host.h => pci_host_c.h} | 8 +---
> hw/piix_pci.c | 2 +-
> hw/ppc4xx_pci.c | 2 +-
> hw/ppce500_pci.c | 2 +-
> hw/prep_pci.c | 2 +-
> hw/unin_pci.c | 2 +-
> 10 files changed, 12 insertions(+), 100 deletions(-)
> copy hw/{pci_host.h => pci_host_c.h} (96%)
>
> diff --git a/hw/apb_pci.c b/hw/apb_pci.c
> index 5f411aa..9732159 100644
> --- a/hw/apb_pci.c
> +++ b/hw/apb_pci.c
> @@ -40,7 +40,7 @@ do { printf("APB: " fmt , ## __VA_ARGS__); } while (0)
> #endif
>
> typedef target_phys_addr_t pci_addr_t;
> -#include "pci_host.h"
> +#include "pci_host_c.h"
>
> typedef PCIHostState APBState;
>
> diff --git a/hw/grackle_pci.c b/hw/grackle_pci.c
> index fde9fea..87ab1b4 100644
> --- a/hw/grackle_pci.c
> +++ b/hw/grackle_pci.c
> @@ -38,7 +38,7 @@
> #endif
>
> typedef target_phys_addr_t pci_addr_t;
> -#include "pci_host.h"
> +#include "pci_host_c.h"
>
> typedef PCIHostState GrackleState;
>
> diff --git a/hw/gt64xxx.c b/hw/gt64xxx.c
> index 3b44fc9..b3da0fa 100644
> --- a/hw/gt64xxx.c
> +++ b/hw/gt64xxx.c
> @@ -28,7 +28,7 @@
> #include "pc.h"
>
> typedef target_phys_addr_t pci_addr_t;
> -#include "pci_host.h"
> +#include "pci_host_c.h"
>
> //#define DEBUG
>
> diff --git a/hw/pci_host.h b/hw/pci_host.h
> index 48862b5..9f272a7 100644
> --- a/hw/pci_host.h
> +++ b/hw/pci_host.h
> @@ -25,97 +25,15 @@
> /* Worker routines for a PCI host controller that uses an {address,data}
> register pair to access PCI configuration space. */
>
> -/* debug PCI */
> -//#define DEBUG_PCI
> +#ifndef PCI_HOST_H
> +#define PCI_HOST_H
>
> #include "sysbus.h"
>
> -#ifdef DEBUG_PCI
> -#define PCI_DPRINTF(fmt, ...) \
> -do { printf("pci_host_data: " fmt , ## __VA_ARGS__); } while (0)
> -#else
> -#define PCI_DPRINTF(fmt, ...)
> -#endif
> -
> typedef struct {
> SysBusDevice busdev;
> uint32_t config_reg;
> PCIBus *bus;
> } PCIHostState;
>
> -static void pci_host_data_writeb(void* opaque, pci_addr_t addr, uint32_t val)
> -{
> - PCIHostState *s = opaque;
> -
> - PCI_DPRINTF("writeb addr " TARGET_FMT_plx " val %x\n",
> - (target_phys_addr_t)addr, val);
> - if (s->config_reg & (1u << 31))
> - pci_data_write(s->bus, s->config_reg | (addr & 3), val, 1);
> -}
> -
> -static void pci_host_data_writew(void* opaque, pci_addr_t addr, uint32_t val)
> -{
> - PCIHostState *s = opaque;
> -#ifdef TARGET_WORDS_BIGENDIAN
> - val = bswap16(val);
> -#endif
> - PCI_DPRINTF("writew addr " TARGET_FMT_plx " val %x\n",
> - (target_phys_addr_t)addr, val);
> - if (s->config_reg & (1u << 31))
> - pci_data_write(s->bus, s->config_reg | (addr & 3), val, 2);
> -}
> -
> -static void pci_host_data_writel(void* opaque, pci_addr_t addr, uint32_t val)
> -{
> - PCIHostState *s = opaque;
> -#ifdef TARGET_WORDS_BIGENDIAN
> - val = bswap32(val);
> -#endif
> - PCI_DPRINTF("writel addr " TARGET_FMT_plx " val %x\n",
> - (target_phys_addr_t)addr, val);
> - if (s->config_reg & (1u << 31))
> - pci_data_write(s->bus, s->config_reg, val, 4);
> -}
> -
> -static uint32_t pci_host_data_readb(void* opaque, pci_addr_t addr)
> -{
> - PCIHostState *s = opaque;
> - uint32_t val;
> -
> - if (!(s->config_reg & (1 << 31)))
> - return 0xff;
> - val = pci_data_read(s->bus, s->config_reg | (addr & 3), 1);
> - PCI_DPRINTF("readb addr " TARGET_FMT_plx " val %x\n",
> - (target_phys_addr_t)addr, val);
> - return val;
> -}
> -
> -static uint32_t pci_host_data_readw(void* opaque, pci_addr_t addr)
> -{
> - PCIHostState *s = opaque;
> - uint32_t val;
> - if (!(s->config_reg & (1 << 31)))
> - return 0xffff;
> - val = pci_data_read(s->bus, s->config_reg | (addr & 3), 2);
> - PCI_DPRINTF("readw addr " TARGET_FMT_plx " val %x\n",
> - (target_phys_addr_t)addr, val);
> -#ifdef TARGET_WORDS_BIGENDIAN
> - val = bswap16(val);
> -#endif
> - return val;
> -}
> -
> -static uint32_t pci_host_data_readl(void* opaque, pci_addr_t addr)
> -{
> - PCIHostState *s = opaque;
> - uint32_t val;
> - if (!(s->config_reg & (1 << 31)))
> - return 0xffffffff;
> - val = pci_data_read(s->bus, s->config_reg | (addr & 3), 4);
> - PCI_DPRINTF("readl addr " TARGET_FMT_plx " val %x\n",
> - (target_phys_addr_t)addr, val);
> -#ifdef TARGET_WORDS_BIGENDIAN
> - val = bswap32(val);
> -#endif
> - return val;
> -}
> +#endif /* PCI_HOST_H */
> diff --git a/hw/pci_host.h b/hw/pci_host_c.h
> similarity index 96%
> copy from hw/pci_host.h
> copy to hw/pci_host_c.h
> index 48862b5..fcd7e6e 100644
> --- a/hw/pci_host.h
> +++ b/hw/pci_host_c.h
> @@ -28,7 +28,7 @@
> /* debug PCI */
> //#define DEBUG_PCI
>
> -#include "sysbus.h"
> +#include "pci_host.h"
>
> #ifdef DEBUG_PCI
> #define PCI_DPRINTF(fmt, ...) \
> @@ -37,12 +37,6 @@ do { printf("pci_host_data: " fmt , ## __VA_ARGS__); }
> while (0)
> #define PCI_DPRINTF(fmt, ...)
> #endif
>
> -typedef struct {
> - SysBusDevice busdev;
> - uint32_t config_reg;
> - PCIBus *bus;
> -} PCIHostState;
> -
> static void pci_host_data_writeb(void* opaque, pci_addr_t addr, uint32_t val)
> {
> PCIHostState *s = opaque;
> diff --git a/hw/piix_pci.c b/hw/piix_pci.c
> index a5d42d1..e67a7dd 100644
> --- a/hw/piix_pci.c
> +++ b/hw/piix_pci.c
> @@ -28,7 +28,7 @@
> #include "sysbus.h"
>
> typedef uint32_t pci_addr_t;
> -#include "pci_host.h"
> +#include "pci_host_c.h"
>
> typedef PCIHostState I440FXState;
>
> diff --git a/hw/ppc4xx_pci.c b/hw/ppc4xx_pci.c
> index 87c44f8..27ea87e 100644
> --- a/hw/ppc4xx_pci.c
> +++ b/hw/ppc4xx_pci.c
> @@ -26,7 +26,7 @@
>
> typedef target_phys_addr_t pci_addr_t;
> #include "pci.h"
> -#include "pci_host.h"
> +#include "pci_host_c.h"
> #include "bswap.h"
>
> #undef DEBUG
> diff --git a/hw/ppce500_pci.c b/hw/ppce500_pci.c
> index 1a8a6c9..9258524 100644
> --- a/hw/ppce500_pci.c
> +++ b/hw/ppce500_pci.c
> @@ -19,7 +19,7 @@
> #include "ppce500.h"
> typedef target_phys_addr_t pci_addr_t;
> #include "pci.h"
> -#include "pci_host.h"
> +#include "pci_host_c.h"
> #include "bswap.h"
> #include "qemu-log.h"
>
> diff --git a/hw/prep_pci.c b/hw/prep_pci.c
> index 80058b1..7051417 100644
> --- a/hw/prep_pci.c
> +++ b/hw/prep_pci.c
> @@ -26,7 +26,7 @@
> #include "pci.h"
>
> typedef uint32_t pci_addr_t;
> -#include "pci_host.h"
> +#include "pci_host_c.h"
>
> typedef PCIHostState PREPPCIState;
>
> diff --git a/hw/unin_pci.c b/hw/unin_pci.c
> index 0ad0cd3..4d44008 100644
> --- a/hw/unin_pci.c
> +++ b/hw/unin_pci.c
> @@ -36,7 +36,7 @@
> #endif
>
> typedef target_phys_addr_t pci_addr_t;
> -#include "pci_host.h"
> +#include "pci_host_c.h"
>
> typedef PCIHostState UNINState;
>
> --
> 1.6.0.2
>
>
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- Re: [Qemu-devel] [PATCH 8/9] pci_host.h: split non-inline static function in pci_host.h into pci_host_c.h,
Michael S. Tsirkin <=