arch/arm/cpu/armv7/keystone/msmc.c

   1 /*
   2  * MSMC controller utilities
   3  *
   4  * (C) Copyright 2012-2014
   5  *     Texas Instruments Incorporated, <www.ti.com>
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9
  10 #include <common.h>
  11 #include <asm/arch/hardware.h>
  12
  13 struct mpax {
  14         u32     mpaxl;
  15         u32     mpaxh;
  16 };
  17
  18 struct msms_regs {
  19         u32     pid;
  20         u32     _res_04;
  21         u32     smcerrar;
  22         u32     smcerrxr;
  23         u32     smedcc;
  24         u32     smcea;
  25         u32     smsecc;
  26         u32     smpfar;
  27         u32     smpfxr;
  28         u32     smpfr;
  29         u32     smpfcr;
  30         u32     _res_2c;
  31         u32     sbndc[8];
  32         u32     sbndm;
  33         u32     sbnde;
  34         u32     _res_58;
  35         u32     cfglck;
  36         u32     cfgulck;
  37         u32     cfglckstat;
  38         u32     sms_mpax_lck;
  39         u32     sms_mpax_ulck;
  40         u32     sms_mpax_lckstat;
  41         u32     ses_mpax_lck;
  42         u32     ses_mpax_ulck;
  43         u32     ses_mpax_lckstat;
  44         u32     smestat;
  45         u32     smirstat;
  46         u32     smirc;
  47         u32     smiestat;
  48         u32     smiec;
  49         u32     _res_94_c0[12];
  50         u32     smncerrar;
  51         u32     smncerrxr;
  52         u32     smncea;
  53         u32     _res_d0_1fc[76];
  54         struct mpax sms[16][8];
  55         struct mpax ses[16][8];
  56 };
  57
  58
  59 void share_all_segments(int priv_id)
  60 {
  61         struct msms_regs *msmc = (struct msms_regs *)K2HK_MSMC_CTRL_BASE;
  62         int j;
  63
  64         for (j = 0; j < 8; j++) {
  65                 msmc->sms[priv_id][j].mpaxh &= 0xffffff7ful;
  66                 msmc->ses[priv_id][j].mpaxh &= 0xffffff7ful;
  67         }
  68 }