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modified to expose the PCI "native" driver interface (this is different

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from the PCIBIOS) to TOS
This commit is contained in:
Markus Fröschle
2015-02-14 08:45:59 +00:00
parent 64b46fd15d
commit 168e1f439c
3 changed files with 69 additions and 22 deletions
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17
include/driver_vec.h
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@@ -38,6 +38,7 @@ enum driver_type
VIDEO_DRIVER,
PCI_DRIVER,
MMU_DRIVER,
PCI_NATIVE_DRIVER,
END_OF_DRIVERS = 0xffffffff, /* marks end of driver list */
};
@@ -270,6 +271,21 @@ struct mmu_driver_interface
uint32_t (*report_pagesize)(void);
};
struct pci_native_driver_interface
{
uint32_t (*pci_read_config_longword)(int32_t handle, int offset);
uint16_t (*pci_read_config_word)(int32_t handle, int offset);
uint8_t (*pci_read_config_byte)(int32_t handle, int offset);
int32_t (*pci_write_config_longword)(int32_t handle, int offset, uint32_t value);
int32_t (*pci_write_config_word)(int32_t handle, int offset, uint16_t value);
int32_t (*pci_write_config_byte)(int32_t handle, int offset, uint8_t value);
int32_t (*pci_hook_interrupt)(int32_t handle, void *handler, void *parameter);
int32_t (*pci_unhook_interrupt)(int32_t handle);
struct pci_rd (*pci_get_resource)(int32_t handle);
};
union interface
{
struct generic_driver_interface *gdi;
@@ -278,6 +294,7 @@ union interface
struct framebuffer_driver_interface *fb;
struct pci_bios_interface *pci;
struct mmu_driver_interface *mmu;
struct pci_native_driver_interface *pci_native;
};
struct generic_interface