haraldwolff/qemu-patch-raspberry4
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ETRAX: Correct size of control-register area.

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Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6209 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
edgar_igl 2009-01-07 14:00:33 +00:00
parent c01c07bbf9
commit 35ef81d6d2
1 changed files with 18 additions and 42 deletions
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60
hw/etraxfs_eth.c
View file

@ -297,18 +297,18 @@ static void mdio_cycle(struct qemu_mdio *bus)
/* ETRAX-FS Ethernet MAC block starts here. */
#define RW_MA0_LO 0x00
#define RW_MA0_HI 0x04
#define RW_MA1_LO 0x08
#define RW_MA1_HI 0x0c
#define RW_GA_LO 0x10
#define RW_GA_HI 0x14
#define RW_GEN_CTRL 0x18
#define RW_REC_CTRL 0x1c
#define RW_TR_CTRL 0x20
#define RW_CLR_ERR 0x24
#define RW_MGM_CTRL 0x28
#define R_STAT 0x2c
#define FS_ETH_MAX_REGS 0x5c
#define RW_MA0_HI 0x01
#define RW_MA1_LO 0x02
#define RW_MA1_HI 0x03
#define RW_GA_LO 0x04
#define RW_GA_HI 0x05
#define RW_GEN_CTRL 0x06
#define RW_REC_CTRL 0x07
#define RW_TR_CTRL 0x08
#define RW_CLR_ERR 0x09
#define RW_MGM_CTRL 0x0a
#define R_STAT 0x0b
#define FS_ETH_MAX_REGS 0x17
struct fs_eth
{
@ -360,42 +360,25 @@ static void eth_validate_duplex(struct fs_eth *eth)
}
}
static uint32_t eth_rinvalid (void *opaque, target_phys_addr_t addr)
{
struct fs_eth *eth = opaque;
CPUState *env = eth->env;
cpu_abort(env, "Unsupported short access. reg=" TARGET_FMT_plx "\n",
addr);
return 0;
}
static uint32_t eth_readl (void *opaque, target_phys_addr_t addr)
{
struct fs_eth *eth = opaque;
uint32_t r = 0;
addr >>= 2;
switch (addr) {
case R_STAT:
/* Attach an MDIO/PHY abstraction. */
r = eth->mdio_bus.mdio & 1;
break;
default:
r = eth->regs[addr];
D(printf ("%s %x\n", __func__, addr));
D(printf ("%s %x\n", __func__, addr * 4));
break;
}
return r;
}
static void
eth_winvalid (void *opaque, target_phys_addr_t addr, uint32_t value)
{
struct fs_eth *eth = opaque;
CPUState *env = eth->env;
cpu_abort(env, "Unsupported short access. reg=" TARGET_FMT_plx "\n",
addr);
}
static void eth_update_ma(struct fs_eth *eth, int ma)
{
int reg;
@ -425,20 +408,15 @@ eth_writel (void *opaque, target_phys_addr_t addr, uint32_t value)
{
struct fs_eth *eth = opaque;
addr >>= 2;
switch (addr)
{
case RW_MA0_LO:
eth->regs[addr] = value;
eth_update_ma(eth, 0);
break;
case RW_MA0_HI:
eth->regs[addr] = value;
eth_update_ma(eth, 0);
break;
case RW_MA1_LO:
eth->regs[addr] = value;
eth_update_ma(eth, 1);
break;
case RW_MA1_HI:
eth->regs[addr] = value;
eth_update_ma(eth, 1);
@ -553,14 +531,12 @@ static int eth_tx_push(void *opaque, unsigned char *buf, int len)
}
static CPUReadMemoryFunc *eth_read[] = {
&eth_rinvalid,
&eth_rinvalid,
NULL, NULL,
&eth_readl,
};
static CPUWriteMemoryFunc *eth_write[] = {
&eth_winvalid,
&eth_winvalid,
NULL, NULL,
&eth_writel,
};