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OHCI address decoding fix 

Ignore high address bits when PCI memory window is not mapped on a page
boundary.

Signed-off-by: Paul Brook <paul@codesourcery.com>
This commit is contained in:
Paul Brook 2010-06-13 23:37:31 +01:00
parent 11165820d1
commit 09564574b8
1 changed files with 4 additions and 0 deletions
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4
hw/usb-ohci.c
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@ -1415,6 +1415,8 @@ static uint32_t ohci_mem_read(void *ptr, target_phys_addr_t addr)
OHCIState *ohci = ptr; OHCIState *ohci = ptr;
uint32_t retval; uint32_t retval;
addr &= 0xff;
/* Only aligned reads are allowed on OHCI */ /* Only aligned reads are allowed on OHCI */
if (addr & 3) { if (addr & 3) {
fprintf(stderr, "usb-ohci: Mis-aligned read\n"); fprintf(stderr, "usb-ohci: Mis-aligned read\n");
@ -1538,6 +1540,8 @@ static void ohci_mem_write(void *ptr, target_phys_addr_t addr, uint32_t val)
{ {
OHCIState *ohci = ptr; OHCIState *ohci = ptr;
addr &= 0xff;
#ifdef TARGET_WORDS_BIGENDIAN #ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val); val = bswap32(val);
#endif #endif