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体验新版 GitCode,发现更多精彩内容 >>
提交
ea85df72
编写于
8月 08, 2011
作者:
A
Avi Kivity
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
mips_malta: convert to memory API
Signed-off-by:
N
Avi Kivity
<
avi@redhat.com
>
上级
60581b37
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
26 addition
and
27 deletion
+26
-27
hw/mips_malta.c
hw/mips_malta.c
+26
-27
未找到文件。
hw/mips_malta.c
浏览文件 @
ea85df72
...
...
@@ -57,6 +57,9 @@
#define MAX_IDE_BUS 2
typedef
struct
{
MemoryRegion
iomem
;
MemoryRegion
iomem_lo
;
/* 0 - 0x900 */
MemoryRegion
iomem_hi
;
/* 0xa00 - 0x100000 */
uint32_t
leds
;
uint32_t
brk
;
uint32_t
gpout
;
...
...
@@ -215,7 +218,8 @@ static void eeprom24c0x_write(int scl, int sda)
eeprom
.
sda
=
sda
;
}
static
uint32_t
malta_fpga_readl
(
void
*
opaque
,
target_phys_addr_t
addr
)
static
uint64_t
malta_fpga_read
(
void
*
opaque
,
target_phys_addr_t
addr
,
unsigned
size
)
{
MaltaFPGAState
*
s
=
opaque
;
uint32_t
val
=
0
;
...
...
@@ -302,8 +306,8 @@ static uint32_t malta_fpga_readl(void *opaque, target_phys_addr_t addr)
return
val
;
}
static
void
malta_fpga_write
l
(
void
*
opaque
,
target_phys_addr_t
addr
,
uint32_t
val
)
static
void
malta_fpga_write
(
void
*
opaque
,
target_phys_addr_t
addr
,
uint64_t
val
,
unsigned
size
)
{
MaltaFPGAState
*
s
=
opaque
;
uint32_t
saddr
;
...
...
@@ -328,7 +332,7 @@ static void malta_fpga_writel(void *opaque, target_phys_addr_t addr,
/* ASCIIWORD Register */
case
0x00410
:
snprintf
(
s
->
display_text
,
9
,
"%08X"
,
val
);
snprintf
(
s
->
display_text
,
9
,
"%08X"
,
(
uint32_t
)
val
);
malta_fpga_update_display
(
s
);
break
;
...
...
@@ -388,16 +392,10 @@ static void malta_fpga_writel(void *opaque, target_phys_addr_t addr,
}
}
static
CPUReadMemoryFunc
*
const
malta_fpga_read
[]
=
{
malta_fpga_readl
,
malta_fpga_readl
,
malta_fpga_readl
};
static
CPUWriteMemoryFunc
*
const
malta_fpga_write
[]
=
{
malta_fpga_writel
,
malta_fpga_writel
,
malta_fpga_writel
static
const
MemoryRegionOps
malta_fpga_ops
=
{
.
read
=
malta_fpga_read
,
.
write
=
malta_fpga_write
,
.
endianness
=
DEVICE_NATIVE_ENDIAN
,
};
static
void
malta_fpga_reset
(
void
*
opaque
)
...
...
@@ -429,20 +427,22 @@ static void malta_fpga_led_init(CharDriverState *chr)
qemu_chr_fe_printf
(
chr
,
"+--------+
\r\n
"
);
}
static
MaltaFPGAState
*
malta_fpga_init
(
target_phys_addr_t
base
,
qemu_irq
uart_irq
,
CharDriverState
*
uart_chr
)
static
MaltaFPGAState
*
malta_fpga_init
(
MemoryRegion
*
address_space
,
target_phys_addr_t
base
,
qemu_irq
uart_irq
,
CharDriverState
*
uart_chr
)
{
MaltaFPGAState
*
s
;
int
malta
;
s
=
(
MaltaFPGAState
*
)
g_malloc0
(
sizeof
(
MaltaFPGAState
));
malta
=
cpu_register_io_memory
(
malta_fpga_read
,
malta_fpga_write
,
s
,
DEVICE_NATIVE_ENDIAN
);
memory_region_init_io
(
&
s
->
iomem
,
&
malta_fpga_ops
,
s
,
"malta-fpga"
,
0x100000
);
memory_region_init_alias
(
&
s
->
iomem_lo
,
"malta-fpga"
,
&
s
->
iomem
,
0
,
0x900
);
memory_region_init_alias
(
&
s
->
iomem_hi
,
"malta-fpga"
,
&
s
->
iomem
,
0xa00
,
0x10000
-
0xa00
);
cpu_register_physical_memory
(
base
,
0x900
,
malta
);
/* 0xa00 is less than a page, so will still get the right offsets. */
cpu_register_physical_memory
(
base
+
0xa00
,
0x100000
-
0xa00
,
malta
);
memory_region_add_subregion
(
address_space
,
base
,
&
s
->
iomem_lo
);
memory_region_add_subregion
(
address_space
,
base
+
0xa00
,
&
s
->
iomem_hi
);
s
->
display
=
qemu_chr_new
(
"fpga"
,
"vc:320x200"
,
malta_fpga_led_init
);
...
...
@@ -771,8 +771,8 @@ void mips_malta_init (ram_addr_t ram_size,
{
char
*
filename
;
pflash_t
*
fl
;
ram_addr_t
ram_offset
;
MemoryRegion
*
system_memory
=
get_system_memory
();
MemoryRegion
*
ram
=
g_new
(
MemoryRegion
,
1
);
MemoryRegion
*
bios
,
*
bios_alias
=
g_new
(
MemoryRegion
,
1
);
target_long
bios_size
;
int64_t
kernel_entry
;
...
...
@@ -828,9 +828,8 @@ void mips_malta_init (ram_addr_t ram_size,
((
unsigned
int
)
ram_size
/
(
1
<<
20
)));
exit
(
1
);
}
ram_offset
=
qemu_ram_alloc
(
NULL
,
"mips_malta.ram"
,
ram_size
);
cpu_register_physical_memory
(
0
,
ram_size
,
ram_offset
|
IO_MEM_RAM
);
memory_region_init_ram
(
ram
,
NULL
,
"mips_malta.ram"
,
ram_size
);
memory_region_add_subregion
(
system_memory
,
0
,
ram
);
#ifdef TARGET_WORDS_BIGENDIAN
be
=
1
;
...
...
@@ -838,7 +837,7 @@ void mips_malta_init (ram_addr_t ram_size,
be
=
0
;
#endif
/* FPGA */
malta_fpga_init
(
0x1f000000LL
,
env
->
irq
[
2
],
serial_hds
[
2
]);
malta_fpga_init
(
system_memory
,
0x1f000000LL
,
env
->
irq
[
2
],
serial_hds
[
2
]);
/* Load firmware in flash / BIOS unless we boot directly into a kernel. */
if
(
kernel_filename
)
{
...
...
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