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| 25 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 26 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | # |
27 | # |
| 28 | 28 | ||
| 29 | #include <arch/arch.h> |
29 | #include <arch/arch.h> |
| - | 30 | #include <arch/cpu.h> |
|
| 30 | #include <arch/regdef.h> |
31 | #include <arch/regdef.h> |
| 31 | #include <arch/boot/boot.h> |
32 | #include <arch/boot/boot.h> |
| 32 | #include <arch/stack.h> |
33 | #include <arch/stack.h> |
| 33 | 34 | ||
| 34 | #include <arch/mm/mmu.h> |
35 | #include <arch/mm/mmu.h> |
| Line 295... | Line 296... | ||
| 295 | 0: |
296 | 0: |
| 296 | ba 0b |
297 | ba 0b |
| 297 | nop |
298 | nop |
| 298 | 299 | ||
| 299 | 300 | ||
| - | 301 | 1: |
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| - | 302 | #ifdef CONFIG_SMP |
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| - | 303 | /* |
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| - | 304 | * Determine the width of the MID and save its mask to %g3. The width |
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| - | 305 | * is |
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| - | 306 | * * 5 for US and US-IIIi, |
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| - | 307 | * * 10 for US3 except US-IIIi. |
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| - | 308 | */ |
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| - | 309 | #if defined(US) |
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| - | 310 | mov 0x1f, %g3 |
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| - | 311 | #elif defined(US3) |
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| - | 312 | mov 0x3ff, %g3 |
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| - | 313 | rdpr %ver, %g2 |
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| - | 314 | sllx %g2, 16, %g2 |
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| - | 315 | srlx %g2, 48, %g2 |
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| - | 316 | cmp %g2, IMPL_ULTRASPARCIII_I |
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| - | 317 | move %xcc, 0x1f, %g3 |
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| - | 318 | #endif |
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| - | 319 | ||
| 300 | /* |
320 | /* |
| 301 | * Read MID from the processor. |
321 | * Read MID from the processor. |
| 302 | */ |
322 | */ |
| 303 | 1: |
- | |
| 304 | ldxa [%g0] ASI_ICBUS_CONFIG, %g1 |
323 | ldxa [%g0] ASI_ICBUS_CONFIG, %g1 |
| 305 | srlx %g1, ICBUS_CONFIG_MID_SHIFT, %g1 |
324 | srlx %g1, ICBUS_CONFIG_MID_SHIFT, %g1 |
| 306 | and %g1, ICBUS_CONFIG_MID_MASK, %g1 |
325 | and %g1, %g3, %g1 |
| 307 | 326 | ||
| 308 | #ifdef CONFIG_SMP |
- | |
| 309 | /* |
327 | /* |
| 310 | * Active loop for APs until the BSP picks them up. A processor cannot |
328 | * Active loop for APs until the BSP picks them up. A processor cannot |
| 311 | * leave the loop until the global variable 'waking_up_mid' equals its |
329 | * leave the loop until the global variable 'waking_up_mid' equals its |
| 312 | * MID. |
330 | * MID. |
| 313 | */ |
331 | */ |