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endianness fixes 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2144 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2006-09-03 16:40:12 +00:00
parent 67e999be93
commit 03c1847584
1 changed files with 157 additions and 96 deletions
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253
hw/pcnet.c
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@ -253,147 +253,208 @@ struct pcnet_RMD {
(R)->rmd2.rcc, (R)->rmd2.rpc, (R)->rmd2.mcnt, \
(R)->rmd2.zeros)
static inline void pcnet_tmd_load(PCNetState *s, struct pcnet_TMD *tmd, target_phys_addr_t addr)
static inline void pcnet_tmd_load(PCNetState *s, struct pcnet_TMD *tmd1,
target_phys_addr_t addr)
{
uint32_t *tmd = (uint32_t *)tmd1;
if (!BCR_SWSTYLE(s)) {
uint16_t xda[4];
s->phys_mem_read(s->dma_opaque, addr,
(void *)&xda[0], sizeof(xda));
if (CSR_BIGENDIAN(s)) {
((uint32_t *)tmd)[0] = be16_to_cpu(xda[0]) |
((be16_to_cpu(xda[1]) & 0x00ff) << 16);
((uint32_t *)tmd)[1] = be16_to_cpu(xda[2]) |
((be16_to_cpu(xda[1]) & 0xff00) << 16);
((uint32_t *)tmd)[2] =
(be16_to_cpu(xda[3]) & 0xffff) << 16;
((uint32_t *)tmd)[3] = 0;
be16_to_cpus(&xda[0]);
be16_to_cpus(&xda[1]);
be16_to_cpus(&xda[2]);
be16_to_cpus(&xda[3]);
} else {
((uint32_t *)tmd)[0] = (xda[0]&0xffff) |
((xda[1]&0x00ff) << 16);
((uint32_t *)tmd)[1] = (xda[2]&0xffff)|
((xda[1] & 0xff00) << 16);
((uint32_t *)tmd)[2] =
(xda[3] & 0xffff) << 16;
((uint32_t *)tmd)[3] = 0;
le16_to_cpus(&xda[0]);
le16_to_cpus(&xda[1]);
le16_to_cpus(&xda[2]);
le16_to_cpus(&xda[3]);
}
}
else
if (BCR_SWSTYLE(s) != 3)
s->phys_mem_read(s->dma_opaque, addr, (void *)tmd, 16);
else {
tmd[0] = (xda[0]&0xffff) |
((xda[1]&0x00ff) << 16);
tmd[1] = (xda[2]&0xffff)|
((xda[1] & 0xff00) << 16);
tmd[2] =
(xda[3] & 0xffff) << 16;
tmd[3] = 0;
} else {
uint32_t xda[4];
s->phys_mem_read(s->dma_opaque, addr,
(void *)&xda[0], sizeof(xda));
((uint32_t *)tmd)[0] = xda[2];
((uint32_t *)tmd)[1] = xda[1];
((uint32_t *)tmd)[2] = xda[0];
((uint32_t *)tmd)[3] = xda[3];
if (CSR_BIGENDIAN(s)) {
be32_to_cpus(&xda[0]);
be32_to_cpus(&xda[1]);
be32_to_cpus(&xda[2]);
be32_to_cpus(&xda[3]);
} else {
le32_to_cpus(&xda[0]);
le32_to_cpus(&xda[1]);
le32_to_cpus(&xda[2]);
le32_to_cpus(&xda[3]);
}
if (BCR_SWSTYLE(s) != 3) {
memcpy(tmd, xda, sizeof(xda));
} else {
tmd[0] = xda[2];
tmd[1] = xda[1];
tmd[2] = xda[0];
tmd[3] = xda[3];
}
}
}
static inline void pcnet_tmd_store(PCNetState *s, struct pcnet_TMD *tmd, target_phys_addr_t addr)
static inline void pcnet_tmd_store(PCNetState *s, const struct pcnet_TMD *tmd1,
target_phys_addr_t addr)
{
const uint32_t *tmd = (const uint32_t *)tmd1;
if (!BCR_SWSTYLE(s)) {
uint16_t xda[4];
xda[0] = tmd[0] & 0xffff;
xda[1] = ((tmd[0]>>16)&0x00ff) |
((tmd[1]>>16)&0xff00);
xda[2] = tmd[1] & 0xffff;
xda[3] = tmd[2] >> 16;
if (CSR_BIGENDIAN(s)) {
xda[0] = cpu_to_be16(((uint32_t *)tmd)[0] & 0xffff);
xda[1] = cpu_to_be16(((((uint32_t *)tmd)[0] >> 16) & 0x00ff) |
((((uint32_t *)tmd)[1] >> 16) & 0xff00));
xda[2] = cpu_to_be16(((uint32_t *)tmd)[1] & 0xffff);
xda[3] = cpu_to_be16(((uint32_t *)tmd)[2] >> 16);
cpu_to_be16s(&xda[0]);
cpu_to_be16s(&xda[1]);
cpu_to_be16s(&xda[2]);
cpu_to_be16s(&xda[3]);
} else {
xda[0] = ((uint32_t *)tmd)[0] & 0xffff;
xda[1] = ((((uint32_t *)tmd)[0]>>16)&0x00ff) |
((((uint32_t *)tmd)[1]>>16)&0xff00);
xda[2] = ((uint32_t *)tmd)[1] & 0xffff;
xda[3] = ((uint32_t *)tmd)[2] >> 16;
cpu_to_le16s(&xda[0]);
cpu_to_le16s(&xda[1]);
cpu_to_le16s(&xda[2]);
cpu_to_le16s(&xda[3]);
}
s->phys_mem_write(s->dma_opaque, addr,
(void *)&xda[0], sizeof(xda));
}
else {
if (BCR_SWSTYLE(s) != 3)
s->phys_mem_write(s->dma_opaque, addr, (void *)tmd, 16);
else {
uint32_t xda[4];
xda[0] = ((uint32_t *)tmd)[2];
xda[1] = ((uint32_t *)tmd)[1];
xda[2] = ((uint32_t *)tmd)[0];
xda[3] = ((uint32_t *)tmd)[3];
s->phys_mem_write(s->dma_opaque, addr,
(void *)&xda[0], sizeof(xda));
} else {
uint32_t xda[4];
if (BCR_SWSTYLE(s) != 3) {
memcpy(xda, tmd, sizeof(xda));
} else {
xda[0] = tmd[2];
xda[1] = tmd[1];
xda[2] = tmd[0];
xda[3] = tmd[3];
}
if (CSR_BIGENDIAN(s)) {
cpu_to_be32s(&xda[0]);
cpu_to_be32s(&xda[1]);
cpu_to_be32s(&xda[2]);
cpu_to_be32s(&xda[3]);
} else {
cpu_to_le32s(&xda[0]);
cpu_to_le32s(&xda[1]);
cpu_to_le32s(&xda[2]);
cpu_to_le32s(&xda[3]);
}
s->phys_mem_write(s->dma_opaque, addr,
(void *)&xda[0], sizeof(xda));
}
}
static inline void pcnet_rmd_load(PCNetState *s, struct pcnet_RMD *rmd, target_phys_addr_t addr)
static inline void pcnet_rmd_load(PCNetState *s, struct pcnet_RMD *rmd1,
target_phys_addr_t addr)
{
uint32_t *rmd = (uint32_t *)rmd1;
if (!BCR_SWSTYLE(s)) {
uint16_t rda[4];
s->phys_mem_read(s->dma_opaque, addr,
(void *)&rda[0], sizeof(rda));
s->phys_mem_read(s->dma_opaque, addr, (void *)&rda[0], sizeof(rda));
if (CSR_BIGENDIAN(s)) {
((uint32_t *)rmd)[0] = (be16_to_cpu(rda[0]) & 0xffff) |
((be16_to_cpu(rda[1]) & 0x00ff) << 16);
((uint32_t *)rmd)[1] = (be16_to_cpu(rda[2]) & 0xffff) |
((be16_to_cpu(rda[1]) & 0xff00) << 16);
((uint32_t *)rmd)[2] = be16_to_cpu(rda[3]) & 0xffff;
((uint32_t *)rmd)[3] = 0;
be16_to_cpus(&rda[0]);
be16_to_cpus(&rda[1]);
be16_to_cpus(&rda[2]);
be16_to_cpus(&rda[3]);
} else {
((uint32_t *)rmd)[0] = (rda[0]&0xffff)|
((rda[1] & 0x00ff) << 16);
((uint32_t *)rmd)[1] = (rda[2]&0xffff)|
((rda[1] & 0xff00) << 16);
((uint32_t *)rmd)[2] = rda[3] & 0xffff;
((uint32_t *)rmd)[3] = 0;
le16_to_cpus(&rda[0]);
le16_to_cpus(&rda[1]);
le16_to_cpus(&rda[2]);
le16_to_cpus(&rda[3]);
}
}
else
if (BCR_SWSTYLE(s) != 3)
s->phys_mem_read(s->dma_opaque, addr, (void *)rmd, 16);
else {
rmd[0] = (rda[0]&0xffff)|
((rda[1] & 0x00ff) << 16);
rmd[1] = (rda[2]&0xffff)|
((rda[1] & 0xff00) << 16);
rmd[2] = rda[3] & 0xffff;
rmd[3] = 0;
} else {
uint32_t rda[4];
s->phys_mem_read(s->dma_opaque, addr,
(void *)&rda[0], sizeof(rda));
((uint32_t *)rmd)[0] = rda[2];
((uint32_t *)rmd)[1] = rda[1];
((uint32_t *)rmd)[2] = rda[0];
((uint32_t *)rmd)[3] = rda[3];
s->phys_mem_read(s->dma_opaque, addr, (void *)&rda[0], sizeof(rda));
if (CSR_BIGENDIAN(s)) {
be32_to_cpus(&rda[0]);
be32_to_cpus(&rda[1]);
be32_to_cpus(&rda[2]);
be32_to_cpus(&rda[3]);
} else {
le32_to_cpus(&rda[0]);
le32_to_cpus(&rda[1]);
le32_to_cpus(&rda[2]);
le32_to_cpus(&rda[3]);
}
if (BCR_SWSTYLE(s) != 3) {
memcpy(rmd, rda, sizeof(rda));
} else {
rmd[0] = rda[2];
rmd[1] = rda[1];
rmd[2] = rda[0];
rmd[3] = rda[3];
}
}
}
static inline void pcnet_rmd_store(PCNetState *s, struct pcnet_RMD *rmd, target_phys_addr_t addr)
static inline void pcnet_rmd_store(PCNetState *s, struct pcnet_RMD *rmd1,
target_phys_addr_t addr)
{
const uint32_t *rmd = (const uint32_t *)rmd1;
if (!BCR_SWSTYLE(s)) {
uint16_t rda[4];
rda[0] = rmd[0] & 0xffff;
rda[1] = ((rmd[0]>>16)&0xff)|
((rmd[1]>>16)&0xff00);
rda[2] = rmd[1] & 0xffff;
rda[3] = rmd[2] & 0xffff;
if (CSR_BIGENDIAN(s)) {
rda[0] = cpu_to_be16(((uint32_t *)rmd)[0] & 0xffff);
rda[1] = cpu_to_be16(((((uint32_t *)rmd)[0] >> 16) & 0xff) |
((((uint32_t *)rmd)[1] >> 16) & 0xff00));
rda[2] = cpu_to_be16(((uint32_t *)rmd)[1] & 0xffff);
rda[3] = cpu_to_be16(((uint32_t *)rmd)[2] & 0xffff);
cpu_to_be16s(&rda[0]);
cpu_to_be16s(&rda[1]);
cpu_to_be16s(&rda[2]);
cpu_to_be16s(&rda[3]);
} else {
rda[0] = ((uint32_t *)rmd)[0] & 0xffff;
rda[1] = ((((uint32_t *)rmd)[0]>>16)&0xff)|
((((uint32_t *)rmd)[1]>>16)&0xff00);
rda[2] = ((uint32_t *)rmd)[1] & 0xffff;
rda[3] = ((uint32_t *)rmd)[2] & 0xffff;
cpu_to_le16s(&rda[0]);
cpu_to_le16s(&rda[1]);
cpu_to_le16s(&rda[2]);
cpu_to_le16s(&rda[3]);
}
s->phys_mem_write(s->dma_opaque, addr,
(void *)&rda[0], sizeof(rda));
}
else {
if (BCR_SWSTYLE(s) != 3)
s->phys_mem_write(s->dma_opaque, addr, (void *)rmd, 16);
else {
uint32_t rda[4];
rda[0] = ((uint32_t *)rmd)[2];
rda[1] = ((uint32_t *)rmd)[1];
rda[2] = ((uint32_t *)rmd)[0];
rda[3] = ((uint32_t *)rmd)[3];
s->phys_mem_write(s->dma_opaque, addr,
(void *)&rda[0], sizeof(rda));
} else {
uint32_t rda[4];
if (BCR_SWSTYLE(s) != 3) {
memcpy(rda, rmd, sizeof(rda));
} else {
rda[0] = rmd[2];
rda[1] = rmd[1];
rda[2] = rmd[0];
rda[3] = rmd[3];
}
if (CSR_BIGENDIAN(s)) {
cpu_to_be32s(&rda[0]);
cpu_to_be32s(&rda[1]);
cpu_to_be32s(&rda[2]);
cpu_to_be32s(&rda[3]);
} else {
cpu_to_le32s(&rda[0]);
cpu_to_le32s(&rda[1]);
cpu_to_le32s(&rda[2]);
cpu_to_le32s(&rda[3]);
}
s->phys_mem_write(s->dma_opaque, addr,
(void *)&rda[0], sizeof(rda));
}
}