URL https://opencores.org/ocsvn/or1k/or1k/trunk

Subversion Repositories or1k

[/] [or1k/] [tags/] [rel-0-3-0-rc1/] [or1ksim/] [cpu/] [or1k/] [sprs.c] - Diff between revs 139 and 153

Rev 139	Rev 153
Line 84...	Line 84...

`/* CZ 21/06/01 ... the debugger wants to do this! */`	`/* CZ 21/06/01 ... the debugger wants to do this! */`
`if(GlobalMode)`	`if(GlobalMode)`
`{`	`{`
`extern unsigned long pc;`	`extern unsigned long pc;`
	`extern unsigned long pcnext;`
	`extern int delay_insn;`
	`extern unsigned long pcdelay;`

`if(regno == SPR_PC)`	`if(regno == SPR_PC)`
`{`	`{`
`sprs[SPR_PC] = value;`	`sprs[SPR_PC] = value;`
`#if 0`
`/* There is currently a problem with symbol tables by`	`/* The debugger has redirected us to a new address */`
`gdb. It doesn't properly set up the CPU. We'll ignore`	`/* This is usually done to reissue an instruction`
`this for now. */`	`which just caused a breakpoint exception. */`
`pc = value;`	`pcnext = value;`
`pc_phy = simulate_ic_mmu_fetch(pc);`
`pcnext = pc+4;`	`if(!value)`
`#endif`	`{`
	`printf("WARNING: Debugger just set us to 0!\n");`
	`}`

	`/* Clear any pending delay slot jumps also */`
	`delay_insn = 0;`
	`pcdelay = value+4;`

`return;`	`return;`
`}`	`}`
`}`	`}`

`/* printf("mtspr(%x, %x)\n", regno, value);`	`/* printf("mtspr(%x, %x)\n", regno, value);`