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

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [orpsocv2/] [sw/] [drivers/] [or1200/] [crt0.S] - Diff between revs 488 and 489

Rev 488	Rev 489
Line 29...	Line 29...
`l.nop`	`l.nop`

`/* =================================================== [ exceptions ] === */`	`/* =================================================== [ exceptions ] === */`
`.section .vectors, "ax"`	`.section .vectors, "ax"`


`/* ---[ 0x100: RESET exception ]----------------------------------------- */`	`/* ---[ 0x100: RESET exception ]----------------------------------------- */`
`.org 0x100`	`.org 0x100`
`l.movhi r0, 0`	`l.movhi r0, 0`
`l.movhi r1, 0`	`l.movhi r1, 0`
`l.movhi r2, 0`	`l.movhi r2, 0`
Line 195...	Line 194...
`/* ========================================================= [ entry ] === */`	`/* ========================================================= [ entry ] === */`
`.section .text`	`.section .text`

`ENTRY(_start)`	`ENTRY(_start)`



`/* Instruction cache enable */`	`/* Instruction cache enable */`
`/* Check if IC present and skip enabling otherwise */`	`/* Check if IC present and skip enabling otherwise */`
`l.mfspr r24,r0,SPR_UPR`	`l.mfspr r24,r0,SPR_UPR`
`l.andi r26,r24,SPR_UPR_ICP`	`l.andi r26,r24,SPR_UPR_ICP`
`l.sfeq r26,r0`	`l.sfeq r26,r0`