[SeaBIOS] [PATCH] pciinit: fix off-by-one

Isaku Yamahata yamahata at valinux.co.jp
Fri Dec 24 02:51:08 CET 2010


IO port ends at 64K - 1. not 64K.

Signed-off-by: Isaku Yamahata <yamahata at valinux.co.jp>
---
 src/pciinit.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/pciinit.c b/src/pciinit.c
index 795672b..ee2e72d 100644
--- a/src/pciinit.c
+++ b/src/pciinit.c
@@ -402,7 +402,7 @@ pci_setup(void)
 
     dprintf(3, "pci setup\n");
 
-    pci_region_init(&pci_bios_io_region, 0xc000, 64 * 1024);
+    pci_region_init(&pci_bios_io_region, 0xc000, 64 * 1024 - 1);
     pci_region_init(&pci_bios_mem_region,
                     BUILD_PCIMEM_START, BUILD_PCIMEM_END - 1);
     pci_region_init(&pci_bios_prefmem_region,
-- 
1.7.1.1




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