plat/bcm/drivers/io.h

   1 /*
   2 <:copyright-BRCM:2019:DUAL/GPL:standard
   3
   4    Copyright (c) 2019 Broadcom
   5    All Rights Reserved
   6
   7 This program is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License, version 2, as published by
   9 the Free Software Foundation (the "GPL").
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16
  17 A copy of the GPL is available at http://www.broadcom.com/licenses/GPLv2.php, or by
  18 writing to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19 Boston, MA 02111-1307, USA.
  20
  21 :>
  22 */
  23 /*
  24  * io.h for atf
  25  * Created by <nschichan@freebox.fr> on Thu Apr 18 19:26:20 2019
  26  */
  27
  28 #pragma once
  29
  30 #include <mmio.h>
  31
  32 typedef uint64_t u64;
  33 typedef uint32_t u32;
  34 typedef uint16_t u16;
  35 typedef uint8_t  u8;
  36
  37 typedef int64_t s64;
  38 typedef int32_t s32;
  39 typedef int16_t s16;
  40 typedef int8_t  s8;
  41
  42 static inline u64 readq(void *mem)
  43 {
  44         return mmio_read_64((uintptr_t)mem);
  45 }
  46
  47 static inline u32 readl(void *mem)
  48 {
  49         return mmio_read_32((uintptr_t)mem);
  50 }
  51
  52 static inline u16 readw(void *mem)
  53 {
  54         return mmio_read_16((uintptr_t)mem);
  55 }
  56
  57 static inline u8 readb(void *mem)
  58 {
  59         return mmio_read_8((uintptr_t)mem);
  60 }
  61
  62 static inline void writeq(u64 v, void *mem)
  63 {
  64         return mmio_write_64((uintptr_t)mem, v);
  65 }
  66
  67 static inline void writel(u32 v, void *mem)
  68 {
  69         return mmio_write_32((uintptr_t)mem, v);
  70 }
  71
  72 static inline void writew(u16 v, void *mem)
  73 {
  74         return mmio_write_16((uintptr_t)mem, v);
  75 }
  76
  77 static inline void writeb(u8 v, void *mem)
  78 {
  79         return mmio_write_8((uintptr_t)mem, v);
  80 }