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authorHervé Poussineau <hpoussin@reactos.org>2016-02-03 11:28:55 -0500
committerJohn Snow <jsnow@redhat.com>2016-02-03 11:28:55 -0500
commit6a128b133014be70413b702eecc8ba85a79c2144 (patch)
treed228dbf7e7b53a0ea5ffb54a0a166a8378a94d24 /hw/dma
parent57146941924a4189b14cbc1c87478b2ffef31943 (diff)
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i8257: rename struct dma_cont to I8257State
Signed-off-by: Hervé Poussineau <hpoussin@reactos.org> Message-id: 1453843944-26833-4-git-send-email-hpoussin@reactos.org Signed-off-by: John Snow <jsnow@redhat.com>
Diffstat (limited to 'hw/dma')
-rw-r--r--hw/dma/i8257.c43
1 files changed, 23 insertions, 20 deletions
diff --git a/hw/dma/i8257.c b/hw/dma/i8257.c
index bb6945a..e560a2f 100644
--- a/hw/dma/i8257.c
+++ b/hw/dma/i8257.c
@@ -53,7 +53,7 @@ struct dma_regs {
#define ADDR 0
#define COUNT 1
-static struct dma_cont {
+typedef struct I8257State {
uint8_t status;
uint8_t command;
uint8_t mask;
@@ -62,7 +62,9 @@ static struct dma_cont {
struct dma_regs regs[4];
MemoryRegion channel_io;
MemoryRegion cont_io;
-} dma_controllers[2];
+} I8257State;
+
+static I8257State dma_controllers[2];
enum {
CMD_MEMORY_TO_MEMORY = 0x01,
@@ -85,7 +87,7 @@ static int channels[8] = {-1, 2, 3, 1, -1, -1, -1, 0};
static void write_page (void *opaque, uint32_t nport, uint32_t data)
{
- struct dma_cont *d = opaque;
+ I8257State *d = opaque;
int ichan;
ichan = channels[nport & 7];
@@ -98,7 +100,7 @@ static void write_page (void *opaque, uint32_t nport, uint32_t data)
static void write_pageh (void *opaque, uint32_t nport, uint32_t data)
{
- struct dma_cont *d = opaque;
+ I8257State *d = opaque;
int ichan;
ichan = channels[nport & 7];
@@ -111,7 +113,7 @@ static void write_pageh (void *opaque, uint32_t nport, uint32_t data)
static uint32_t read_page (void *opaque, uint32_t nport)
{
- struct dma_cont *d = opaque;
+ I8257State *d = opaque;
int ichan;
ichan = channels[nport & 7];
@@ -124,7 +126,7 @@ static uint32_t read_page (void *opaque, uint32_t nport)
static uint32_t read_pageh (void *opaque, uint32_t nport)
{
- struct dma_cont *d = opaque;
+ I8257State *d = opaque;
int ichan;
ichan = channels[nport & 7];
@@ -135,7 +137,7 @@ static uint32_t read_pageh (void *opaque, uint32_t nport)
return d->regs[ichan].pageh;
}
-static inline void init_chan (struct dma_cont *d, int ichan)
+static inline void init_chan(I8257State *d, int ichan)
{
struct dma_regs *r;
@@ -144,7 +146,7 @@ static inline void init_chan (struct dma_cont *d, int ichan)
r->now[COUNT] = 0;
}
-static inline int getff (struct dma_cont *d)
+static inline int getff(I8257State *d)
{
int ff;
@@ -155,7 +157,7 @@ static inline int getff (struct dma_cont *d)
static uint64_t read_chan(void *opaque, hwaddr nport, unsigned size)
{
- struct dma_cont *d = opaque;
+ I8257State *d = opaque;
int ichan, nreg, iport, ff, val, dir;
struct dma_regs *r;
@@ -178,7 +180,7 @@ static uint64_t read_chan(void *opaque, hwaddr nport, unsigned size)
static void write_chan(void *opaque, hwaddr nport, uint64_t data,
unsigned size)
{
- struct dma_cont *d = opaque;
+ I8257State *d = opaque;
int iport, ichan, nreg;
struct dma_regs *r;
@@ -197,7 +199,7 @@ static void write_chan(void *opaque, hwaddr nport, uint64_t data,
static void write_cont(void *opaque, hwaddr nport, uint64_t data,
unsigned size)
{
- struct dma_cont *d = opaque;
+ I8257State *d = opaque;
int iport, ichan = 0;
iport = (nport >> d->dshift) & 0x0f;
@@ -285,7 +287,7 @@ static void write_cont(void *opaque, hwaddr nport, uint64_t data,
static uint64_t read_cont(void *opaque, hwaddr nport, unsigned size)
{
- struct dma_cont *d = opaque;
+ I8257State *d = opaque;
int iport, val;
iport = (nport >> d->dshift) & 0x0f;
@@ -362,7 +364,7 @@ static bool dma_bh_scheduled;
static void DMA_run (void)
{
- struct dma_cont *d;
+ I8257State *d;
int icont, ichan;
int rearm = 0;
static int running = 0;
@@ -474,7 +476,7 @@ void DMA_schedule(void)
static void dma_reset(void *opaque)
{
- struct dma_cont *d = opaque;
+ I8257State *d = opaque;
write_cont(d, (0x05 << d->dshift), 0, 1);
}
@@ -520,7 +522,7 @@ static const MemoryRegionOps cont_io_ops = {
};
/* dshift = 0: 8 bit DMA, 1 = 16 bit DMA */
-static void dma_init2(struct dma_cont *d, int base, int dshift,
+static void dma_init2(I8257State *d, int base, int dshift,
int page_base, int pageh_base)
{
int i;
@@ -580,11 +582,12 @@ static const VMStateDescription vmstate_dma = {
.minimum_version_id = 1,
.post_load = dma_post_load,
.fields = (VMStateField[]) {
- VMSTATE_UINT8(command, struct dma_cont),
- VMSTATE_UINT8(mask, struct dma_cont),
- VMSTATE_UINT8(flip_flop, struct dma_cont),
- VMSTATE_INT32(dshift, struct dma_cont),
- VMSTATE_STRUCT_ARRAY(regs, struct dma_cont, 4, 1, vmstate_dma_regs, struct dma_regs),
+ VMSTATE_UINT8(command, I8257State),
+ VMSTATE_UINT8(mask, I8257State),
+ VMSTATE_UINT8(flip_flop, I8257State),
+ VMSTATE_INT32(dshift, I8257State),
+ VMSTATE_STRUCT_ARRAY(regs, I8257State, 4, 1, vmstate_dma_regs,
+ struct dma_regs),
VMSTATE_END_OF_LIST()
}
};