io_tools.c 3.3 KB

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  1. /****************************************************************************
  2. *
  3. * The MIT License (MIT)
  4. *
  5. * Copyright (c) 2014 - 2021 VERISILICON
  6. *
  7. * Permission is hereby granted, free of charge, to any person obtaining a
  8. * copy of this software and associated documentation files (the "Software"),
  9. * to deal in the Software without restriction, including without limitation
  10. * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11. * and/or sell copies of the Software, and to permit persons to whom the
  12. * Software is furnished to do so, subject to the following conditions:
  13. *
  14. * The above copyright notice and this permission notice shall be included in
  15. * all copies or substantial portions of the Software.
  16. *
  17. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18. * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19. * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  20. * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21. * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  22. * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  23. * DEALINGS IN THE SOFTWARE.
  24. *
  25. *****************************************************************************
  26. *
  27. * The GPL License (GPL)
  28. *
  29. * Copyright (C) 2014 - 2021 VERISILICON
  30. *
  31. * This program is free software; you can redistribute it and/or
  32. * modify it under the terms of the GNU General Public License
  33. * as published by the Free Software Foundation; either version 2
  34. * of the License, or (at your option) any later version.
  35. *
  36. * This program is distributed in the hope that it will be useful,
  37. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  38. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  39. * GNU General Public License for more details.
  40. *
  41. * You should have received a copy of the GNU General Public License
  42. * along with this program; if not, write to the Free Software Foundation,
  43. * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  44. *
  45. *****************************************************************************
  46. *
  47. * Note: This software is released under dual MIT and GPL licenses. A
  48. * recipient may use this file under the terms of either the MIT license or
  49. * GPL License. If you wish to use only one license not the other, you can
  50. * indicate your decision by deleting one of the above license notices in your
  51. * version of this file.
  52. *
  53. *****************************************************************************/
  54. #include "io_tools.h"
  55. inline u32 ioread32(volatile void* addr) {
  56. return *(volatile u32*)(addr);
  57. }
  58. inline void iowrite32(u32 val,volatile void *addr) {
  59. *(volatile u32*)addr = val;
  60. }
  61. inline u16 ioread16(volatile void* addr) {
  62. return *(volatile u16*)(addr);
  63. }
  64. inline void iowrite16(u16 val,volatile void *addr) {
  65. *(volatile u16*)addr = val;
  66. }
  67. inline u8 ioread8(volatile void* addr) {
  68. return *(volatile u8*)(addr);
  69. }
  70. inline void iowrite8(u8 val,volatile void *addr) {
  71. *(volatile u8*)addr = val;
  72. }
  73. inline u32 readl(volatile void* addr) {
  74. return *(volatile u32*)(addr);
  75. }
  76. inline void writel(unsigned int v, volatile void *addr) {
  77. *(volatile unsigned int *)addr = /*cpu_to_le32*/(v);
  78. }