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support memory redirection, so the issue #217 is fixed

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Nguyen Anh Quynh
2015-10-27 14:37:03 +08:00
parent cea1cf210d
commit 3a36e327ab
4 changed files with 26 additions and 0 deletions
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16
qemu/target-mips/unicorn.c
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@ -17,6 +17,21 @@
#define READ_BYTE_L(x) (x & 0xff)
static uint64_t mips_mem_redirect(uint64_t address)
{
// kseg0 range masks off high address bit
if (address >= 0x80000000 && address <= 0x9fffffff)
return address & 0x7fffffff;
// kseg1 range masks off top 3 address bits
if (address >= 0xa0000000 && address <= 0xbfffffff) {
return address & 0x1fffffff;
}
// no redirect
return address;
}
static void mips_set_pc(struct uc_struct *uc, uint64_t address)
{
((CPUMIPSState *)uc->current_cpu->env_ptr)->active_tc.PC = address;
@ -96,5 +111,6 @@ __attribute__ ((visibility ("default")))
uc->reg_write = mips_reg_write;
uc->reg_reset = mips_reg_reset;
uc->set_pc = mips_set_pc;
uc->mem_redirect = mips_mem_redirect;
uc_common_init(uc);
}