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- #include <sys/time.h>
- #include <arpa/inet.h>
- #include <assert.h>
- #include "tools.h"
- #include "model.h"
- #include "error.h"
- #include "bar.h"
- #include "datacpy.h"
- #include "pci.h"
- #define default_datacpy(dst, src, access, bank) pcilib_datacpy(dst, src, access, 1, bank->raw_endianess)
- uintptr_t pcilib_default_resolve(pcilib_t *ctx, pcilib_register_bank_context_t *bank_ctx, pcilib_address_resolution_flags_t flags, pcilib_register_addr_t reg_addr) {
- uintptr_t addr;
- const pcilib_register_bank_description_t *b = bank_ctx->bank;
- if (reg_addr == PCILIB_REGISTER_ADDRESS_INVALID) reg_addr = 0;
- switch (flags&PCILIB_ADDRESS_RESOLUTION_MASK_ACCESS_MODE) {
- case 0:
- if (b->read_addr != b->write_addr)
- return PCILIB_ADDRESS_INVALID;
- case PCILIB_ADDRESS_RESOLUTION_FLAG_READ_ONLY:
- addr = b->read_addr + reg_addr;
- break;
- case PCILIB_ADDRESS_RESOLUTION_FLAG_WRITE_ONLY:
- addr = b->write_addr + reg_addr;
- default:
- return PCILIB_ADDRESS_INVALID;
- }
- switch (flags&PCILIB_ADDRESS_RESOLUTION_MASK_ADDRESS_TYPE) {
- case 0:
- return (uintptr_t)pcilib_resolve_bar_address(ctx, b->bar, addr);
- case PCILIB_ADDRESS_RESOLUTION_FLAG_BUS_ADDRESS:
- case PCILIB_ADDRESS_RESOLUTION_FLAG_PHYS_ADDRESS:
- return ctx->board_info.bar_start[b->bar] + addr;
- }
- return PCILIB_ADDRESS_INVALID;
- }
- int pcilib_default_read(pcilib_t *ctx, pcilib_register_bank_context_t *bank_ctx, pcilib_register_addr_t addr, pcilib_register_value_t *value) {
- char *ptr;
- pcilib_register_value_t val = 0;
-
- const pcilib_register_bank_description_t *b = bank_ctx->bank;
- int access = b->access / 8;
- ptr = pcilib_resolve_bar_address(ctx, b->bar, b->read_addr + addr);
- default_datacpy(&val, ptr, access, b);
- // *value = val&BIT_MASK(bits);
- *value = val;
- return 0;
- }
- int pcilib_default_write(pcilib_t *ctx, pcilib_register_bank_context_t *bank_ctx, pcilib_register_addr_t addr, pcilib_register_value_t value) {
- char *ptr;
- const pcilib_register_bank_description_t *b = bank_ctx->bank;
- int access = b->access / 8;
- ptr = pcilib_resolve_bar_address(ctx, b->bar, b->write_addr + addr);
- default_datacpy(ptr, &value, access, b);
- return 0;
- }
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