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Added emulation of Adaptec AHA-1542C and BusLogic BT-545S SCSI adapters.

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This commit is contained in:
SarahW 2017-10-01 16:26:12 +01:00
commit 2c2e325f60
17 changed files with 2600 additions and 12 deletions
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44
src/mem.c
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@ -1531,14 +1531,56 @@ uint8_t mem_readb_phys(uint32_t addr)
return 0xff;
}
uint16_t mem_readw_phys(uint32_t addr)
{
mem_logical_addr = 0xffffffff;
if (_mem_read_w[addr >> 14] && !(addr & 1))
return _mem_read_w[addr >> 14](addr, _mem_priv_r[addr >> 14]);
return mem_readb_phys(addr) | (mem_readb_phys(addr + 1) << 8);
}
uint32_t mem_readl_phys(uint32_t addr)
{
mem_logical_addr = 0xffffffff;
if (_mem_read_l[addr >> 14] && !(addr & 3))
return _mem_read_l[addr >> 14](addr, _mem_priv_r[addr >> 14]);
return mem_readw_phys(addr) | (mem_readw_phys(addr + 2) << 16);
}
void mem_writeb_phys(uint32_t addr, uint8_t val)
{
mem_logical_addr = 0xffffffff;
if (_mem_write_b[addr >> 14])
_mem_write_b[addr >> 14](addr, val, _mem_priv_w[addr >> 14]);
}
void mem_writew_phys(uint32_t addr, uint16_t val)
{
mem_logical_addr = 0xffffffff;
if (_mem_write_w[addr >> 14] && !(addr & 1))
_mem_write_w[addr >> 14](addr, val, _mem_priv_w[addr >> 14]);
else
{
mem_writeb_phys(addr, val);
mem_writeb_phys(addr+1, val >> 8);
}
}
void mem_writel_phys(uint32_t addr, uint32_t val)
{
mem_logical_addr = 0xffffffff;
if (_mem_write_l[addr >> 14] && !(addr & 3))
_mem_write_l[addr >> 14](addr, val, _mem_priv_w[addr >> 14]);
else
{
mem_writew_phys(addr, val);
mem_writew_phys(addr+2, val >> 16);
}
}
uint8_t mem_read_ram(uint32_t addr, void *priv)
{