diff options
Diffstat (limited to 'qemu/roms/openbios/arch/amd64/context.h')
-rw-r--r-- | qemu/roms/openbios/arch/amd64/context.h | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/qemu/roms/openbios/arch/amd64/context.h b/qemu/roms/openbios/arch/amd64/context.h deleted file mode 100644 index 4c3832efb..000000000 --- a/qemu/roms/openbios/arch/amd64/context.h +++ /dev/null @@ -1,48 +0,0 @@ -#ifndef AMD64_CONTEXT_H -#define AMD64_CONTEXT_H - -struct context { - /* Stack Segment, placed here because of the alignment issue... */ - uint16_t ss; - /* Used with sgdt/lgdt */ - uint16_t gdt_limit; - uint64_t gdt_base; - /* General registers, accessed with pushal/popal */ - uint32_t edi; - uint32_t esi; - uint32_t ebp; - uint32_t esp; /* points just below eax */ - uint32_t ebx; - uint32_t edx; - uint32_t ecx; - uint32_t eax; -#define ESP_LOC(ctx) (&(ctx)->gs) - /* Segment registers */ - uint32_t gs; - uint32_t fs; - uint32_t es; - uint32_t ds; - /* Flags */ - uint32_t eflags; - /* Code segment:offset */ - uint32_t eip; - uint32_t cs; - /* Optional stack contents */ - uint32_t return_addr; - uint32_t param[0]; -}; - -/* Create a new context in the given stack */ -struct context * -init_context(uint8_t *stack, uint32_t stack_size, int num_param); - -/* Switch context */ -struct context *switch_to(struct context *); - -/* Holds physical address of boot context */ -extern unsigned long __boot_ctx; - -/* This can always be safely used to refer to the boot context */ -#define boot_ctx ((struct context *) phys_to_virt(__boot_ctx)) - -#endif /* AMD64_CONTEXT_H */ |