cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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c293pcie.c (1335B)

      1// SPDX-License-Identifier: GPL-2.0-or-later
      2/*
      3 * C293PCIE Board Setup
      4 *
      5 * Copyright 2013 Freescale Semiconductor Inc.
      6 */
      7
      8#include <linux/stddef.h>
      9#include <linux/kernel.h>
     10#include <linux/of_fdt.h>
     11#include <linux/of_platform.h>
     12
     13#include <asm/machdep.h>
     14#include <asm/udbg.h>
     15#include <asm/mpic.h>
     16
     17#include <sysdev/fsl_soc.h>
     18#include <sysdev/fsl_pci.h>
     19
     20#include "mpc85xx.h"
     21
     22static void __init c293_pcie_pic_init(void)
     23{
     24	struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN |
     25	  MPIC_SINGLE_DEST_CPU, 0, 256, " OpenPIC  ");
     26
     27	BUG_ON(mpic == NULL);
     28
     29	mpic_init(mpic);
     30}
     31
     32
     33/*
     34 * Setup the architecture
     35 */
     36static void __init c293_pcie_setup_arch(void)
     37{
     38	if (ppc_md.progress)
     39		ppc_md.progress("c293_pcie_setup_arch()", 0);
     40
     41	fsl_pci_assign_primary();
     42
     43	printk(KERN_INFO "C293 PCIE board from Freescale Semiconductor\n");
     44}
     45
     46machine_arch_initcall(c293_pcie, mpc85xx_common_publish_devices);
     47
     48/*
     49 * Called very early, device-tree isn't unflattened
     50 */
     51static int __init c293_pcie_probe(void)
     52{
     53	if (of_machine_is_compatible("fsl,C293PCIE"))
     54		return 1;
     55	return 0;
     56}
     57
     58define_machine(c293_pcie) {
     59	.name			= "C293 PCIE",
     60	.probe			= c293_pcie_probe,
     61	.setup_arch		= c293_pcie_setup_arch,
     62	.init_IRQ		= c293_pcie_pic_init,
     63	.get_irq		= mpic_get_irq,
     64	.calibrate_decr		= generic_calibrate_decr,
     65	.progress		= udbg_progress,
     66};