Fix a buglet in revision 189401: when restoring a 64-bit BAR,

write the upper 32-bits in the adjacent bar. The consequences
of the buglet were severe enough though: a machine check.

This commit is contained in:

Marcel Moolenaar

2009-03-10 06:21:52 +00:00

parent 280db2a6f5

commit d175be464e

1 changed files with 1 additions and 1 deletions

									
										sys/dev/pci/pci.c
									
		+1
		-1
	
												View File
												
				@@ -3464,7 +3464,7 @@ pci_alloc_map(device_t dev, device_t child, int type, int *rid,

					 */

					pci_write_config(child, *rid, map, 4);

					if (maprange == 64)

						pci_write_config(child, *rid + 4, map, 4);

						pci_write_config(child, *rid + 4, map >> 32, 4);

					pci_write_config(child, PCIR_COMMAND, cmd, 2);

					/* Ignore a BAR with a base of 0. */