Author: jkim
Date: Sat Aug 7 04:05:58 2010
New Revision: 210993
URL: http://svn.freebsd.org/changeset/base/210993
Log:
Do not block any I/O port on amd64.
Modified:
head/sys/compat/x86bios/x86bios.c
Modified: head/sys/compat/x86bios/x86bios.c
==============================================================================
--- head/sys/compat/x86bios/x86bios.c Sat Aug 7 03:45:45 2010
(r210992)
+++ head/sys/compat/x86bios/x86bios.c Sat Aug 7 04:05:58 2010
(r210993)
@@ -424,10 +424,12 @@ static uint8_t
x86bios_emu_inb(struct x86emu *emu, uint16_t port)
{
+#ifndef X86BIOS_NATIVE_ARCH
if (port == 0xb2) /* APM scratch register */
return (0);
if (port >= 0x80 && port < 0x88) /* POST status register */
return (0);
+#endif
return (iodev_read_1(port));
}
@@ -437,10 +439,10 @@ x86bios_emu_inw(struct x86emu *emu, uint
{
uint16_t val;
+#ifndef X86BIOS_NATIVE_ARCH
if (port >= 0x80 && port < 0x88) /* POST status register */
return (0);
-#ifndef X86BIOS_NATIVE_ARCH
if ((port & 1) != 0) {
val = iodev_read_1(port);
val |= iodev_read_1(port + 1) << 8;
@@ -456,10 +458,10 @@ x86bios_emu_inl(struct x86emu *emu, uint
{
uint32_t val;
+#ifndef X86BIOS_NATIVE_ARCH
if (port >= 0x80 && port < 0x88) /* POST status register */
return (0);
-#ifndef X86BIOS_NATIVE_ARCH
if ((port & 1) != 0) {
val = iodev_read_1(port);
val |= iodev_read_2(port + 1) << 8;
@@ -478,10 +480,12 @@ static void
x86bios_emu_outb(struct x86emu *emu, uint16_t port, uint8_t val)
{
+#ifndef X86BIOS_NATIVE_ARCH
if (port == 0xb2) /* APM scratch register */
return;
if (port >= 0x80 && port < 0x88) /* POST status register */
return;
+#endif
iodev_write_1(port, val);
}
@@ -490,10 +494,10 @@ static void
x86bios_emu_outw(struct x86emu *emu, uint16_t port, uint16_t val)
{
+#ifndef X86BIOS_NATIVE_ARCH
if (port >= 0x80 && port < 0x88) /* POST status register */
return;
-#ifndef X86BIOS_NATIVE_ARCH
if ((port & 1) != 0) {
iodev_write_1(port, val);
iodev_write_1(port + 1, val >> 8);
@@ -506,10 +510,10 @@ static void
x86bios_emu_outl(struct x86emu *emu, uint16_t port, uint32_t val)
{
+#ifndef X86BIOS_NATIVE_ARCH
if (port >= 0x80 && port < 0x88) /* POST status register */
return;
-#ifndef X86BIOS_NATIVE_ARCH
if ((port & 1) != 0) {
iodev_write_1(port, val);
iodev_write_2(port + 1, val >> 8);
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