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Code Issues Releases Activity

Fixed bus_space_{read,write}_region_* functions.

Browse Source 
Pointed out:	Motomichi Matsuzaki <mzaki@e-mail.ne.jp>
This commit is contained in:
Yoshihiro Takahashi 2000-05-07 14:46:15 +00:00
parent 831e32f863
commit 13f6a9caff
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=60145
1 changed files with 18 additions and 60 deletions
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78
sys/i386/include/bus_pc98.h
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@ -434,16 +434,9 @@ bus_space_read_region_1(bus_space_tag_t tag, bus_space_handle_t bsh,
if (tag == I386_BUS_SPACE_IO_IND)
#endif
{
__asm __volatile(" \n\
cld \n\
1: movl bsh.bsh_iat(%l2), %%edx \n\
inb %%dx,%%al \n\
stosb \n\
incl %2 \n\
loop 1b" :
"=D" (addr), "=c" (count), "=b" (offset) :
"0" (addr), "1" (count), "2" (offset) :
"%eax", "memory", "cc");
int i;
for (i = 0; i < count; i++)
addr[i] = inb(bsh.bsh_iat[offset + i]);
}
#endif
#if defined(_I386_BUS_MEMIO_H_)
@ -489,16 +482,9 @@ bus_space_read_region_2(bus_space_tag_t tag, bus_space_handle_t bsh,
if (tag == I386_BUS_SPACE_IO_IND)
#endif
{
__asm __volatile(" \n\
cld \n\
1: movl bsh.bsh_iat(%l2), %%edx \n\
inw %%dx,%%ax \n\
stosw \n\
addl $2,%2 \n\
loop 1b" :
"=D" (addr), "=c" (count), "=b" (offset) :
"0" (addr), "1" (count), "2" (offset) :
"%eax", "memory", "cc");
int i;
for (i = 0; i < count; i += 2)
addr[i] = inw(bsh.bsh_iat[offset + i]);
}
#endif
#if defined(_I386_BUS_MEMIO_H_)
@ -544,16 +530,9 @@ bus_space_read_region_4(bus_space_tag_t tag, bus_space_handle_t bsh,
if (tag == I386_BUS_SPACE_IO_IND)
#endif
{
__asm __volatile(" \n\
cld \n\
1: movl bsh.bsh_iat(%l2), %%edx \n\
inl %%dx,%%eax \n\
stosl \n\
addl $4,%2 \n\
loop 1b" :
"=D" (addr), "=c" (count), "=b" (offset) :
"0" (addr), "1" (count), "2" (offset) :
"%eax", "memory", "cc");
int i;
for (i = 0; i < count; i += 4)
addr[i] = inl(bsh.bsh_iat[offset + i]);
}
#endif
#if defined(_I386_BUS_MEMIO_H_)
@ -844,16 +823,9 @@ bus_space_write_region_1(bus_space_tag_t tag, bus_space_handle_t bsh,
if (tag == I386_BUS_SPACE_IO_IND)
#endif
{
__asm __volatile(" \n\
cld \n\
1: lodsb \n\
movl bsh.bsh_iat(%l0), %%edx \n\
outb %%al,%%dx \n\
incl %0 \n\
loop 1b" :
"=b" (offset), "=S" (addr), "=c" (count) :
"0" (offset), "1" (addr), "2" (count) :
"%eax", "memory", "cc");
int i;
for (i = 0; i < count; i++)
outb(bsh.bsh_iat[offset + i], addr[i]);
}
#endif
#if defined(_I386_BUS_MEMIO_H_)
@ -899,16 +871,9 @@ bus_space_write_region_2(bus_space_tag_t tag, bus_space_handle_t bsh,
if (tag == I386_BUS_SPACE_IO_IND)
#endif
{
__asm __volatile(" \n\
cld \n\
1: lodsw \n\
movl bsh.bsh_iat(%l0), %%edx \n\
outw %%ax,%%dx \n\
addl $2,%0 \n\
loop 1b" :
"=b" (offset), "=S" (addr), "=c" (count) :
"0" (offset), "1" (addr), "2" (count) :
"%eax", "memory", "cc");
int i;
for (i = 0; i < count; i += 2)
outw(bsh.bsh_iat[offset + i], addr[i]);
}
#endif
#if defined(_I386_BUS_MEMIO_H_)
@ -954,16 +919,9 @@ bus_space_write_region_4(bus_space_tag_t tag, bus_space_handle_t bsh,
if (tag == I386_BUS_SPACE_IO_IND)
#endif
{
__asm __volatile(" \n\
cld \n\
1: lodsl \n\
movl bsh.bsh_iat(%l0), %%edx \n\
outl %%eax,%%dx \n\
addl $4,%0 \n\
loop 1b" :
"=b" (offset), "=S" (addr), "=c" (count) :
"0" (offset), "1" (addr), "2" (count) :
"%eax", "memory", "cc");
int i;
for (i = 0; i < count; i += 4)
outl(bsh.bsh_iat[offset + i], addr[i]);
}
#endif
#if defined(_I386_BUS_MEMIO_H_)