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-rw-r--r--protocols/software.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/protocols/software.c b/protocols/software.c
index 5b217d4..ca15d8d 100644
--- a/protocols/software.c
+++ b/protocols/software.c
@@ -21,7 +21,7 @@ typedef struct pcilib_software_register_bank_context_s pcilib_software_register_
struct pcilib_software_register_bank_context_s {
pcilib_register_bank_context_t bank_ctx; /**< the bank context associated with the software registers */
pcilib_kmem_handle_t *kmem; /**< the kernel memory for software registers */
- void *addr; /**< the virtual adress of the allocated kernel memory*/
+ volatile void *addr; /**< the virtual adress of the allocated kernel memory*/
};
void pcilib_software_registers_close(pcilib_t *ctx, pcilib_register_bank_context_t *bank_ctx) {
@@ -131,7 +131,7 @@ int pcilib_software_registers_read(pcilib_t *ctx, pcilib_register_bank_context_t
return PCILIB_ERROR_INVALID_ADDRESS;
}
- pcilib_datacpy(&val, ((pcilib_software_register_bank_context_t*)bank_ctx)->addr + addr, access, 1, b->raw_endianess);
+ pcilib_datacpy(&val, (void*)((pcilib_software_register_bank_context_t*)bank_ctx)->addr + addr, access, 1, b->raw_endianess);
*value = val;
return 0;
@@ -147,7 +147,7 @@ int pcilib_software_registers_write(pcilib_t *ctx, pcilib_register_bank_context_
}
// we consider this atomic operation and, therefore, do no locking
- pcilib_datacpy(((pcilib_software_register_bank_context_t*)bank_ctx)->addr + addr, &value, access, 1, b->raw_endianess);
+ pcilib_datacpy((void*)((pcilib_software_register_bank_context_t*)bank_ctx)->addr + addr, &value, access, 1, b->raw_endianess);
return 0;
}