From 849369d6c66d3054688672f97d31fceb8e8230fb Mon Sep 17 00:00:00 2001 From: root Date: Fri, 25 Dec 2015 04:40:36 +0000 Subject: initial_commit --- arch/alpha/include/asm/agp_backend.h | 42 ++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 arch/alpha/include/asm/agp_backend.h (limited to 'arch/alpha/include/asm/agp_backend.h') diff --git a/arch/alpha/include/asm/agp_backend.h b/arch/alpha/include/asm/agp_backend.h new file mode 100644 index 00000000..55dd44a2 --- /dev/null +++ b/arch/alpha/include/asm/agp_backend.h @@ -0,0 +1,42 @@ +#ifndef _ALPHA_AGP_BACKEND_H +#define _ALPHA_AGP_BACKEND_H 1 + +typedef union _alpha_agp_mode { + struct { + u32 rate : 3; + u32 reserved0 : 1; + u32 fw : 1; + u32 fourgb : 1; + u32 reserved1 : 2; + u32 enable : 1; + u32 sba : 1; + u32 reserved2 : 14; + u32 rq : 8; + } bits; + u32 lw; +} alpha_agp_mode; + +typedef struct _alpha_agp_info { + struct pci_controller *hose; + struct { + dma_addr_t bus_base; + unsigned long size; + void *sysdata; + } aperture; + alpha_agp_mode capability; + alpha_agp_mode mode; + void *private; + struct alpha_agp_ops *ops; +} alpha_agp_info; + +struct alpha_agp_ops { + int (*setup)(alpha_agp_info *); + void (*cleanup)(alpha_agp_info *); + int (*configure)(alpha_agp_info *); + int (*bind)(alpha_agp_info *, off_t, struct agp_memory *); + int (*unbind)(alpha_agp_info *, off_t, struct agp_memory *); + unsigned long (*translate)(alpha_agp_info *, dma_addr_t); +}; + + +#endif /* _ALPHA_AGP_BACKEND_H */ -- cgit v1.2.3