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authorRusty Russell <rusty@rustcorp.com.au>2015-02-13 09:43:41 +0300
committerRusty Russell <rusty@rustcorp.com.au>2015-02-13 09:45:47 +0300
commitb2ce1ea4427f0c752f8718a411435cc9527faa3d (patch)
tree9ca4fa7f046aadbd993f136c34048f0cb1d54cec /tools/lguest/lguest.c
parent53aceb49f9b7e1d42064ffff4f4df7e9882b182d (diff)
downloadlinux-b2ce1ea4427f0c752f8718a411435cc9527faa3d.tar.xz
tools/lguest: rename virtio_pci_cfg_cap field to match spec.
The next patch will insert many quotes from the virtio 1.0 spec; they make most sense if we copy the spec. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'tools/lguest/lguest.c')
-rw-r--r--tools/lguest/lguest.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/tools/lguest/lguest.c b/tools/lguest/lguest.c
index b3e73f258910..b00263f5febb 100644
--- a/tools/lguest/lguest.c
+++ b/tools/lguest/lguest.c
@@ -126,7 +126,7 @@ static struct device_list devices;
struct virtio_pci_cfg_cap {
struct virtio_pci_cap cap;
- u32 window; /* Data for BAR access. */
+ u32 pci_cfg_data; /* Data for BAR access. */
};
struct virtio_pci_mmio {
@@ -1301,7 +1301,7 @@ static bool pci_data_iowrite(u16 port, u32 mask, u32 val)
*/
iowrite(portoff, val, mask, &d->config_words[reg]);
return true;
- } else if (&d->config_words[reg] == &d->config.cfg_access.window) {
+ } else if (&d->config_words[reg] == &d->config.cfg_access.pci_cfg_data) {
u32 write_mask;
/* Must be bar 0 */
@@ -1309,7 +1309,7 @@ static bool pci_data_iowrite(u16 port, u32 mask, u32 val)
return false;
/* First copy what they wrote into the window */
- iowrite(portoff, val, mask, &d->config.cfg_access.window);
+ iowrite(portoff, val, mask, &d->config.cfg_access.pci_cfg_data);
/*
* Now emulate a write. The mask we use is set by
@@ -1317,13 +1317,14 @@ static bool pci_data_iowrite(u16 port, u32 mask, u32 val)
*/
write_mask = (1ULL<<(8*d->config.cfg_access.cap.length)) - 1;
verbose("Window writing %#x/%#x to bar %u, offset %u len %u\n",
- d->config.cfg_access.window, write_mask,
+ d->config.cfg_access.pci_cfg_data, write_mask,
d->config.cfg_access.cap.bar,
d->config.cfg_access.cap.offset,
d->config.cfg_access.cap.length);
emulate_mmio_write(d, d->config.cfg_access.cap.offset,
- d->config.cfg_access.window, write_mask);
+ d->config.cfg_access.pci_cfg_data,
+ write_mask);
return true;
}
@@ -1342,7 +1343,7 @@ static void pci_data_ioread(u16 port, u32 mask, u32 *val)
return;
/* Read through the PCI MMIO access window is special */
- if (&d->config_words[reg] == &d->config.cfg_access.window) {
+ if (&d->config_words[reg] == &d->config.cfg_access.pci_cfg_data) {
u32 read_mask;
/* Must be bar 0 */
@@ -1357,12 +1358,12 @@ static void pci_data_ioread(u16 port, u32 mask, u32 *val)
* len, *not* this read!
*/
read_mask = (1ULL<<(8*d->config.cfg_access.cap.length))-1;
- d->config.cfg_access.window
+ d->config.cfg_access.pci_cfg_data
= emulate_mmio_read(d,
d->config.cfg_access.cap.offset,
read_mask);
verbose("Window read %#x/%#x from bar %u, offset %u len %u\n",
- d->config.cfg_access.window, read_mask,
+ d->config.cfg_access.pci_cfg_data, read_mask,
d->config.cfg_access.cap.bar,
d->config.cfg_access.cap.offset,
d->config.cfg_access.cap.length);