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Annotation of qemu/roms/openbios/arch/sparc32/context.h, revision 1.1

1.1     ! root        1: #ifndef SPARC32_CONTEXT_H
        !             2: #define SPARC32_CONTEXT_H
        !             3: 
        !             4: struct context {
        !             5:     /* General registers */
        !             6:     uint32_t regs[32];
        !             7:     uint32_t pc;
        !             8:     uint32_t npc;
        !             9: #define REG_O0 8
        !            10: #define REG_SP 14
        !            11: #define SP_LOC(ctx) (&(ctx)->regs[REG_SP])
        !            12:     /* Flags */
        !            13:     /* Optional stack contents */
        !            14:     uint32_t return_addr;
        !            15:     uint32_t param[0];
        !            16: };
        !            17: 
        !            18: /* Create a new context in the given stack */
        !            19: struct context *
        !            20: init_context(uint8_t *stack, uint32_t stack_size, int num_param);
        !            21: 
        !            22: /* Switch context */
        !            23: struct context *switch_to(struct context *);
        !            24: 
        !            25: /* Holds physical address of boot context */
        !            26: extern unsigned long __boot_ctx;
        !            27: 
        !            28: /* This can always be safely used to refer to the boot context */
        !            29: #define boot_ctx ((struct context *) phys_to_virt(__boot_ctx))
        !            30: 
        !            31: #endif /* SPARC32_CONTEXT_H */

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