/alps/pcitool

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  • Committer: Suren A. Chilingaryan
  • Date: 2015-11-18 02:25:02 UTC
  • Revision ID: csa@suren.me-20151118022502-2yu6oagexn3048jq
Provide API calls for register and bank address resolution

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Lines of Context:
protocols/software.c
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        return (pcilib_register_bank_context_t*)bank_ctx;
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}
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uintptr_t pcilib_software_registers_resolve(pcilib_t *ctx, pcilib_register_bank_context_t *bank_ctx, pcilib_address_resolution_flags_t flags, pcilib_register_addr_t addr) {
 
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    if (addr == PCILIB_REGISTER_ADDRESS_INVALID) addr = 0;
 
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    switch (flags&PCILIB_ADDRESS_RESOLUTION_MASK_ADDRESS_TYPE) {
 
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     case 0:
 
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        return (uintptr_t)((pcilib_software_register_bank_context_t*)bank_ctx)->addr + addr;
 
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     case PCILIB_ADDRESS_RESOLUTION_FLAG_PHYS_ADDRESS:
 
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        return pcilib_kmem_get_block_pa(ctx, ((pcilib_software_register_bank_context_t*)bank_ctx)->kmem, 0) + addr;
 
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    }
 
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    return PCILIB_ADDRESS_INVALID;
 
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}
 
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int pcilib_software_registers_read(pcilib_t *ctx, pcilib_register_bank_context_t *bank_ctx, pcilib_register_addr_t addr, pcilib_register_value_t *value){
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    const pcilib_register_bank_description_t *b = bank_ctx->bank;
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    int access = b->access / 8;