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

Subversion Repositories amber

[/] [amber/] [trunk/] [hw/] [tests/] [cache_flush.S] - Diff between revs 2 and 15

Rev 2	Rev 15
Line 47...	Line 47...
`main:`	`main:`
`@ ---------------------`	`@ ---------------------`
`@ Enable the cache`	`@ Enable the cache`
`@ ---------------------`	`@ ---------------------`
`mov r0, #0x00000001`	`mov r0, #0x00000001`
`mcr p15, 0, r0, c3, c0, 0 @ cacheable area`	`mcr 15, 0, r0, cr3, cr0, 0 @ cacheable area`
`mov r0, #1`	`mov r0, #1`
`mcr p15, 0, r0, c2, c0, 0 @ cache enable`	`mcr 15, 0, r0, cr2, cr0, 0 @ cache enable`
`nop`	`nop`
`nop`	`nop`


`@ Write to a block of memory that straddles`	`@ Write to a block of memory that straddles`
Line 81...	Line 81...
`@ Flush the cache when the r7 loop count value is even`	`@ Flush the cache when the r7 loop count value is even`
`@ a write of any value to cp15, reg 1 will trigger a flush`	`@ a write of any value to cp15, reg 1 will trigger a flush`
`ands r8, r7, #1`	`ands r8, r7, #1`
`cmpeq r5, #21`	`cmpeq r5, #21`
`cmpne r5, #0x100`	`cmpne r5, #0x100`
`mcreq p15, 0, r0, c1, c0, 0 @ cache enable`	`mcreq 15, 0, r0, cr1, cr0, 0 @ cache enable`

`subs r5, r5, #1`	`subs r5, r5, #1`
`bne 2b`	`bne 2b`