diff options
Diffstat (limited to 'stm-fmc.h')
| -rw-r--r-- | stm-fmc.h | 18 |
1 files changed, 15 insertions, 3 deletions
@@ -4,6 +4,8 @@ * Functions to set up and use the FMC bus. * * Copyright (c) 2015, NORDUnet A/S All rights reserved. + * Copyright: 2020, The Commons Conservancy Cryptech Project + * SPDX-License-Identifier: BSD-3-Clause * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are @@ -15,9 +17,9 @@ * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * - * - Neither the name of the NORDUnet nor the names of its contributors may - * be used to endorse or promote products derived from this software - * without specific prior written permission. + * - Neither the name of the copyright holder nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED @@ -57,4 +59,14 @@ static inline void *fmc_fpga_addr(off_t addr) return (void *)(FMC_FPGA_BASE_ADDR + (addr & FMC_FPGA_ADDR_MASK)); } +static inline void fmc_write_32(uint32_t addr, uint32_t data) +{ + *(uint32_t *)fmc_fpga_addr(addr) = data; +} + +static inline void fmc_read_32(uint32_t addr, uint32_t *data) +{ + *data = *(uint32_t *)fmc_fpga_addr(addr); +} + #endif /* __STM_FMC_H */ |