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Aug 18th, 2021
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  1. ffffffc000085430 <cpu_psci_cpu_boot>:
  2. ffffffc000085430: a9be7bfd stp x29, x30, [sp, #-32]!
  3. ffffffc000085434: 910003fd mov x29, sp
  4. ffffffc000085438: a90153f3 stp x19, x20, [sp, #16]
  5. ffffffc00008543c: 2a0003f4 mov w20, w0
  6. ffffffc000085440: b0ffffe0 adrp x0, ffffffc000082000 <memmove+0x40>
  7. ffffffc000085444: 911c0000 add x0, x0, #0x700
  8. ffffffc000085448: 94000bdc bl ffffffc0000883b8 <__phys_addr>
  9. ffffffc00008544c: 93407c13 sxtw x19, w0
  10. ffffffc000085450: 90000140 adrp x0, ffffffc0000ad000 <psci_of_match+0xe90>
  11. ffffffc000085454: aa1303e1 mov x1, x19
  12. ffffffc000085458: 911a8000 add x0, x0, #0x6a0
  13. ffffffc00008545c: 94001123 bl ffffffc0000898e8 <printk>
  14. ffffffc000085460: 900001e0 adrp x0, ffffffc0000c1000 <__data_loc+0x2000>
  15. ffffffc000085464: 9105e000 add x0, x0, #0x178
  16. ffffffc000085468: 900005c2 adrp x2, ffffffc00013d000 <irqs+0x5890>
  17. ffffffc00008546c: aa1303e1 mov x1, x19
  18. ffffffc000085470: f947d042 ldr x2, [x2, #4000]
  19. ffffffc000085474: f8745800 ldr x0, [x0, w20, uxtw #3]
  20. ffffffc000085478: d63f0040 blr x2
  21. ffffffc00008547c: 2a0003f3 mov w19, w0
  22. ffffffc000085480: 340000c0 cbz w0, ffffffc000085498 <cpu_psci_cpu_boot+0x68>
  23. ffffffc000085484: 90000140 adrp x0, ffffffc0000ad000 <psci_of_match+0xe90>
  24. ffffffc000085488: 2a1403e1 mov w1, w20
  25. ffffffc00008548c: 2a1303e2 mov w2, w19
  26. ffffffc000085490: 911ac000 add x0, x0, #0x6b0
  27. ffffffc000085494: 94001115 bl ffffffc0000898e8 <printk>
  28. ffffffc000085498: 2a1303e0 mov w0, w19
  29. ffffffc00008549c: a94153f3 ldp x19, x20, [sp, #16]
  30. ffffffc0000854a0: a8c27bfd ldp x29, x30, [sp], #32
  31. ffffffc0000854a4: d65f03c0 ret
  32.  
  33.  
  34. static int cpu_psci_cpu_boot(unsigned int cpu)
  35. {
  36. unsigned long e = __pa_symbol(secondary_entry);
  37. printk("pa symbol %llx\n", e);
  38. int err = psci_ops.cpu_on((unsigned long)cpu_logical_map(cpu), e);
  39. if (err)
  40. pr_err("failed to boot CPU%d (%d)\n", cpu, err);
  41.  
  42. return err;
  43. }
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