aboutsummaryrefslogtreecommitdiffstats
path: root/package/kernel/button-hotplug/src
diff options
context:
space:
mode:
authorDaniel Gonzalez Cabanelas <dgcbueu@gmail.com>2016-08-29 16:03:33 +0200
committerJonas Gorski <jonas.gorski@gmail.com>2016-11-21 18:40:15 +0100
commitaedca3ce430c0edcf582118d393fe13349fca741 (patch)
treea8bc8bfe78e6992d746d4a405cb172b7dff73ae0 /package/kernel/button-hotplug/src
parent422ba32c71f4389540e2633fcffca326b60f6ddc (diff)
downloadupstream-aedca3ce430c0edcf582118d393fe13349fca741.tar.gz
upstream-aedca3ce430c0edcf582118d393fe13349fca741.tar.bz2
upstream-aedca3ce430c0edcf582118d393fe13349fca741.zip
brcm63xx: Livebox 1: relocate the kernel to fix boot
Fix Image generation for the Livebox 1 - missing "relocate-kernel", wrong "LOADADDR", fix it Signed-off-by: Daniel Gonzalez Cabanelas <dgcbueu@gmail.com> Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
Diffstat (limited to 'package/kernel/button-hotplug/src')
0 files changed, 0 insertions, 0 deletions
generated by cgit v1.2.3 (git 2.25.1) at 2026-02-23 01:37:18 +0000
1'>141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 
/*
    ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.

    This file is part of ChibiOS/RT.

    ChibiOS/RT is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.

    ChibiOS/RT is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include <ch.h>
#include <pal.h>
#include <serial.h>
#include <mac.h>

#include "board.h"
#include "at91lib/aic.h"

/*
 * FIQ Handler weak symbol defined in vectors.s.
 */
void FiqHandler(void);

static CH_IRQ_HANDLER(SpuriousHandler) {

  CH_IRQ_PROLOGUE();

  AT91C_BASE_AIC->AIC_EOICR = 0;

  CH_IRQ_EPILOGUE();
}

/*
 * SYS IRQ handling here.
 */
static CH_IRQ_HANDLER(SYSIrqHandler) {

  CH_IRQ_PROLOGUE();

  if (AT91C_BASE_PITC->PITC_PISR & AT91C_PITC_PITS) {
    (void) AT91C_BASE_PITC->PITC_PIVR;
    chSysLockFromIsr();
    chSysTimerHandlerI();
    chSysUnlockFromIsr();
  }
  AT91C_BASE_AIC->AIC_EOICR = 0;

  CH_IRQ_EPILOGUE();
}

/*
 * Digital I/O ports static configuration as defined in @p board.h.
 */
static const AT91SAM7XPIOConfig config =
{
  {VAL_PIOA_ODSR, VAL_PIOA_OSR, VAL_PIOA_PUSR},
  {VAL_PIOB_ODSR, VAL_PIOB_OSR, VAL_PIOB_PUSR}
};

/*
 * Early initialization code.
 * This initialization is performed just after reset before BSS and DATA
 * segments initialization.
 */
void hwinit0(void) {
  /*
   * Flash Memory: 1 wait state, about 50 cycles in a microsecond.
   */
  AT91C_BASE_MC->MC_FMR = (AT91C_MC_FMCN & (50 << 16)) | AT91C_MC_FWS_1FWS;

  /*
   * Watchdog disabled.
   */
  AT91C_BASE_WDTC->WDTC_WDMR = AT91C_WDTC_WDDIS;

  /*
   * Enables the main oscillator and waits 56 slow cycles as startup time.
   */
  AT91C_BASE_PMC->PMC_MOR = (AT91C_CKGR_OSCOUNT & (7 << 8)) | AT91C_CKGR_MOSCEN;
  while (!(AT91C_BASE_PMC->PMC_SR & AT91C_PMC_MOSCS))
    ;

  /*
   * PLL setup: DIV = 14, MUL = 72, PLLCOUNT = 10
   * PLLfreq = 96109714 Hz (rounded)
   */
  AT91C_BASE_PMC->PMC_PLLR = (AT91C_CKGR_DIV & 14) |
                             (AT91C_CKGR_PLLCOUNT & (10 << 8)) |
                             (AT91C_CKGR_MUL & (72 << 16));
  while (!(AT91C_BASE_PMC->PMC_SR & AT91C_PMC_LOCK))
    ;

  /*
   * Master clock = PLLfreq / 2 = 48054858 Hz (rounded)
   */
  AT91C_BASE_PMC->PMC_MCKR = AT91C_PMC_CSS_PLL_CLK | AT91C_PMC_PRES_CLK_2;
  while (!(AT91C_BASE_PMC->PMC_SR & AT91C_PMC_MCKRDY))
    ;

  /*
   * PIO initialization.
   */
  palInit(&config);
}

/*
 * Late initialization code.
 * This initialization is performed after BSS and DATA segments initialization
 * and before invoking the main() function.
 */
void hwinit1(void) {
  int i;

  /*
   * Default AIC setup, the device drivers will modify it as needed.
   */
  AT91C_BASE_AIC->AIC_ICCR = 0xFFFFFFFF;
  AT91C_BASE_AIC->AIC_IDCR = 0xFFFFFFFF;
  AT91C_BASE_AIC->AIC_SVR[0] = (AT91_REG)FiqHandler;
  for (i = 1; i < 31; i++) {
    AT91C_BASE_AIC->AIC_SVR[i] = (AT91_REG)NULL;
    AT91C_BASE_AIC->AIC_EOICR = (AT91_REG)i;