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--- libpciaccess-0.13.2.orig/src/linux_sysfs.c 2013-07-21 00:54:34.000000000 +0200
+++ libpciaccess-0.13.2/src/linux_sysfs.c 2014-03-24 21:01:44.000000000 +0100
@@ -41,11 +41,12 @@
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
+#include <limits.h>
#include <sys/mman.h>
#include <dirent.h>
#include <errno.h>
-#if defined(__i386__) || defined(__x86_64__) || defined(__arm__)
+#if defined(__i386__) || defined(__x86_64__)
#include <sys/io.h>
#else
#define inb(x) -1
@@ -759,6 +760,7 @@ pci_device_linux_sysfs_open_device_io(st
ret->base = base;
ret->size = size;
+ ret->is_legacy = 0;
return ret;
}
@@ -796,6 +798,7 @@ pci_device_linux_sysfs_open_legacy_io(st
ret->base = base;
ret->size = size;
+ ret->is_legacy = 1;
return ret;
}
@@ -813,10 +816,14 @@ pci_device_linux_sysfs_read32(struct pci
{
uint32_t ret;
- if (handle->fd > -1)
- pread(handle->fd, &ret, 4, port + handle->base);
- else
+ if (handle->fd > -1) {
+ if (handle->is_legacy)
+ pread(handle->fd, &ret, 4, port + handle->base);
+ else
+ pread(handle->fd, &ret, 4, port);
+ } else {
ret = inl(port + handle->base);
+ }
return ret;
}
@@ -826,10 +833,14 @@ pci_device_linux_sysfs_read16(struct pci
{
uint16_t ret;
- if (handle->fd > -1)
- pread(handle->fd, &ret, 2, port + handle->base);
- else
+ if (handle->fd > -1) {
+ if (handle->is_legacy)
+ pread(handle->fd, &ret, 2, port + handle->base);
+ else
+ pread(handle->fd, &ret, 2, port);
+ } else {
ret = inw(port + handle->base);
+ }
return ret;
}
@@ -839,10 +850,14 @@ pci_device_linux_sysfs_read8(struct pci_
{
uint8_t ret;
- if (handle->fd > -1)
- pread(handle->fd, &ret, 1, port + handle->base);
- else
+ if (handle->fd > -1) {
+ if (handle->is_legacy)
+ pread(handle->fd, &ret, 1, port + handle->base);
+ else
+ pread(handle->fd, &ret, 1, port);
+ } else {
ret = inb(port + handle->base);
+ }
return ret;
}
@@ -851,30 +866,42 @@ static void
pci_device_linux_sysfs_write32(struct pci_io_handle *handle, uint32_t port,
uint32_t data)
{
- if (handle->fd > -1)
- pwrite(handle->fd, &data, 4, port + handle->base);
- else
+ if (handle->fd > -1) {
+ if (handle->is_legacy)
+ pwrite(handle->fd, &data, 4, port + handle->base);
+ else
+ pwrite(handle->fd, &data, 4, port);
+ } else {
outl(data, port + handle->base);
+ }
}
static void
pci_device_linux_sysfs_write16(struct pci_io_handle *handle, uint32_t port,
uint16_t data)
{
- if (handle->fd > -1)
- pwrite(handle->fd, &data, 2, port + handle->base);
- else
+ if (handle->fd > -1) {
+ if (handle->is_legacy)
+ pwrite(handle->fd, &data, 2, port + handle->base);
+ else
+ pwrite(handle->fd, &data, 2, port);
+ } else {
outw(data, port + handle->base);
+ }
}
static void
pci_device_linux_sysfs_write8(struct pci_io_handle *handle, uint32_t port,
uint8_t data)
{
- if (handle->fd > -1)
- pwrite(handle->fd, &data, 1, port + handle->base);
- else
+ if (handle->fd > -1) {
+ if (handle->is_legacy)
+ pwrite(handle->fd, &data, 1, port + handle->base);
+ else
+ pwrite(handle->fd, &data, 1, port);
+ } else {
outb(data, port + handle->base);
+ }
}
static int
|
