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authorDominik Schürmann <dominik@dominikschuermann.de>2014-03-10 23:48:53 +0100
committerDominik Schürmann <dominik@dominikschuermann.de>2014-03-10 23:48:53 +0100
commit3f5de1eac6633f906a7063fe7a6b6d43e9f63a24 (patch)
tree935078b1bb4c0ece6b455be3a3c03989c1d87f0e /OpenPGP-Keychain-API/example-app/src
parent612ad9e6b3ac10d453d30aac334c45e6455e5aef (diff)
parent3cad8b6248d136f21ef4bc4697feada299c8a58e (diff)
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Merge pull request #390 from uberspot/master
Appropriate save Icon in EditKeyActivity fixes #382
Diffstat (limited to 'OpenPGP-Keychain-API/example-app/src')
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generated by cgit v1.2.3 (git 2.25.1) at 2026-02-23 03:04:29 +0000
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/*
 * mmconfig.c - Low-level direct PCI config space access via MMCONFIG
 *
 * This is an 64bit optimized version that always keeps the full mmconfig
 * space mapped. This allows lockless config space operation.
 *
 * copied from Linux
 */

#include <xen/mm.h>
#include <xen/acpi.h>
#include <xen/xmalloc.h>
#include <xen/pci.h>
#include <xen/pci_regs.h>

#include "mmconfig.h"

/* Static virtual mapping of the MMCONFIG aperture */
struct mmcfg_virt {
    struct acpi_mcfg_allocation *cfg;
    char __iomem *virt;
};
static struct mmcfg_virt *pci_mmcfg_virt;
static int __initdata mmcfg_pci_segment_shift;

static char __iomem *get_virt(unsigned int seg, unsigned bus)
{
    struct acpi_mcfg_allocation *cfg;
    int cfg_num;

    for (cfg_num = 0; cfg_num < pci_mmcfg_config_num; cfg_num++) {
        cfg = pci_mmcfg_virt[cfg_num].cfg;