Commit graph

3124 commits

Author SHA1 Message Date
TuxSH
b9d07fccd6 thermosphere: rewrite sysreg trapping code, add skeleton code for timer val trap handling; support A32 EL1 once again 2021-02-19 21:51:42 +00:00
TuxSH
d42d9e60b9 thermosphere: don't trap memory register writes/don't migrate sw breakpoints
Makes no sense on a system with ASLR
2021-02-19 21:51:41 +00:00
TuxSH
28552da099 thermosphere: vgic: largely reduce the number of mmio accesses
since we have to use 64 bits for VirqState anyway
2021-02-19 21:51:41 +00:00
TuxSH
d56185e432 thermosphere: make the pending virq list ordering stable 2021-02-19 21:51:41 +00:00
TuxSH
c42aef6ba7 thermosphere: fix wrong icfgr shift; fix list handling bug 2021-02-19 21:51:40 +00:00
TuxSH
03fe744bc4 thermosphere: vgic: fix OOB accesses, fix icfgr and itargetsr handling
qemu actually allows SPIs to use the N-N model
2021-02-19 21:51:40 +00:00
TuxSH
e49a035455 thermosphere: fix is/ic registers usage; fix offset calculation 2021-02-19 21:51:40 +00:00
TuxSH
0811572889 thermosphere: fix truncation in vgicCleanupPendingList 2021-02-19 21:51:39 +00:00
TuxSH
76a5e745e4 thermosphere: honor irq config for ppis 2021-02-19 21:51:39 +00:00
TuxSH
7130b6efd1 thermosphere: yikes 2021-02-19 21:51:39 +00:00
TuxSH
37b14bc4b8 thermosphere: use strict volatile bitfields just in case 2021-02-19 21:51:38 +00:00
TuxSH
13174e7458 thermosphere: vgic: fix critical bug in vgicUpdateState, add more checks
Yikes.
2021-02-19 21:51:38 +00:00
TuxSH
ef79908594 thermosphere: add CFI where needed, add PANIC macro, etc. 2021-02-19 21:51:38 +00:00
TuxSH
3a13ab2e46 thermosphere: vgic: mostly fix vSGI handling, remove unimplementable/unused stuff + bugfixes
Still somewhat broken, though
2021-02-19 21:51:37 +00:00
TuxSH
676a895cca thermosphere: fix guest access to irq 25, etc; we don't need to raise VI manually
See Armv8a TRM "Virtual IRQ exception"
2021-02-19 21:51:37 +00:00
TuxSH
cdf3bc6942 thermosphere: add PPI definitions 2021-02-19 21:51:37 +00:00
TuxSH
fe0662a75d vgic: fix multiple bugs 2021-02-19 21:51:36 +00:00
TuxSH
f3ad62d1b8 thermosphere: fix various vgic bugs; fix register access OOB bug (xzr) 2021-02-19 21:51:36 +00:00
TuxSH
27859a7541 thermosphere: vgic: fix enabled state of virqs 2021-02-19 21:51:36 +00:00
TuxSH
e3b6d64f1b thermosphere: fix multiple bugs 2021-02-19 21:51:35 +00:00
TuxSH
c17b81aaf6 thermosphere: vgic code draft 2021-02-19 21:51:35 +00:00
TuxSH
176be2386d thermosphere: also trap GICH (to deny access) 2021-02-19 21:51:35 +00:00
TuxSH
f9ec21e99e thermosphere: handle stage2 data aborts, trap gicd accesses 2021-02-19 21:51:34 +00:00
TuxSH
1775d59977 thermosphere: implement stop point broadcast 2021-02-19 21:51:34 +00:00
TuxSH
b2c5ef2611 thermopshere: add "execute function" sgi 2021-02-19 21:51:34 +00:00
TuxSH
0b69407f8e thermosphere: barrier & active core mask 2021-02-19 21:51:33 +00:00
TuxSH
0a9a8c2f15 thermosphere: handle physical IRQs 2021-02-19 21:51:33 +00:00
TuxSH
271d2a0ddb thermosphere: add gicv2 register definitions 2021-02-19 21:51:33 +00:00
TuxSH
6289d2e398 thermosphere: sw breakpoint code, etc. 2021-02-19 21:51:32 +00:00
TuxSH
f8266775f6 thermosphere: remove breakpoint/watchpoint reg dump functions 2021-02-19 21:51:32 +00:00
TuxSH
83c6e2f0e7 thermosphere: add watchpoint + watchpoint merging code 2021-02-19 21:51:31 +00:00
TuxSH
9bc0ed2f70 thermosphere: refactor crt0 + watchpoint init 2021-02-19 21:51:31 +00:00
TuxSH
dc3f87a715 thermosphere: add actual breakpoint code 2021-02-19 21:51:31 +00:00
TuxSH
3649b94b5d thermosphere: add breakpoint/watchpoint enable/reset code 2021-02-19 21:51:30 +00:00
TuxSH
a3da478089 thermopshere: refactor & fix single-stepping code 2021-02-19 21:51:30 +00:00
TuxSH
ff9714d4f6 thermopshere: refactor jump-to-kernel ,add single-step code
not working under qemu yet though
2021-02-19 21:51:30 +00:00
TuxSH
cc232ef4f8 thermosphere: add spinlock code 2021-02-19 21:51:29 +00:00
TuxSH
b742b861ab thermometer: yeet most a32 support code 👌 2021-02-19 21:51:29 +00:00
TuxSH
eb27c36709 thermosphere: impl stage2 translation 2021-02-19 21:51:29 +00:00
TuxSH
e0339049b3 thermosphere: rework linkscrips, use discardable sections, better sp pivot on crash 2021-02-19 21:51:28 +00:00
TuxSH
e6c5eb3928 thermosphere: add shadow page table hooks
note: HCR.TVM not supported by qemu yet
2021-02-19 21:51:28 +00:00
TuxSH
045f556f80 thermosphere: enable EL2 stage1 translation (doesn't take much space)
Identity map using 1GB L1 blocks
2021-02-19 21:51:27 +00:00
TuxSH
a11b0b6e0e thermosphere: fix x18 init, etc. 2021-02-19 21:51:27 +00:00
TuxSH
3fa9133814 thermosphere: add semihosting support & load a kernel using it when needed
basically host i/o
2021-02-19 21:51:27 +00:00
TuxSH
ecb4857cbb thermosphere: seriaLog => debugLog, add DEBUG macro 2021-02-19 21:51:26 +00:00
TuxSH
6d33ebceef thermosphere: cpu_on hook & skeleton for other PSCI functions 2021-02-19 21:51:26 +00:00
TuxSH
4a5d05f32b thermosphere: add smc trap handler 2021-02-19 21:51:26 +00:00
TuxSH
b686af2008 thermosphere: use adrp 2021-02-19 21:51:25 +00:00
TuxSH
a291bddcc1 thermosphere: enable traps, works around qemu brk bug 2021-02-19 21:51:25 +00:00
TuxSH
ad6db14526 thermosphere: Fix wrong register allocation 2021-02-19 21:51:25 +00:00