openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

[PARISC] Fix GSC graphics cards with 64MB regions 

Make knapps work with its 64MB gfx card.  I probably just broke another
machine in the process, but assuming 64MB when 64MB aligned is probably
safer than assuming 32MB all the time.

Signed-off-by: Matthew Wilcox <willy@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
This commit is contained in:
Matthew Wilcox 2006-01-10 20:47:53 -05:00 committed by Kyle McMartin
parent e0565a1c83
commit a01c8cb126
1 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
arch/parisc/kernel/drivers.c
View File

@ -515,8 +515,13 @@ alloc_pa_dev(unsigned long hpa, struct hardware_path *mod_path)
(iodc_data[5] << 8) | iodc_data[6];
dev->hpa.name = parisc_pathname(dev);
dev->hpa.start = hpa;
if (hpa == 0xf4000000 || hpa == 0xf6000000 ||
hpa == 0xf8000000 || hpa == 0xfa000000) {
/* This is awkward. The STI spec says that gfx devices may occupy
* 32MB or 64MB. Unfortunately, we don't know how to tell whether
* it's the former or the latter. Assumptions either way can hurt us.
*/
if (hpa == 0xf4000000 || hpa == 0xf8000000) {
dev->hpa.end = hpa + 0x03ffffff;
} else if (hpa == 0xf6000000 || hpa == 0xfa000000) {
dev->hpa.end = hpa + 0x01ffffff;
} else {
dev->hpa.end = hpa + 0xfff;
@ -834,7 +839,7 @@ static void print_parisc_device(struct parisc_device *dev)
if (dev->num_addrs) {
int k;
printk(", additional addresses: ");
printk(", additional addresses: ");
for (k = 0; k < dev->num_addrs; k++)
printk("0x%lx ", dev->addr[k]);
}