how to use gpio in inmate?

[alongL]

How to put gpio io port into none-root cell?
to controll device by gpio.

[jianglin-code]

I'm running jailhouse and I'm having the following problem.

[ 372.422714] Bad mode in Synchronous Abort handler detected on CPU2, code 0x5a000000 -- HVC (AArch64)
[ 372.422715] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G OE 5.10.104 #26
[ 372.422719] Hardware name: /, BIOS 1.0-d7fb19b 08/10/2022
[ 372.422720] pstate: 60400089 (nZCv daIf +PAN -UAO -TCO BTYPE=--)
[ 372.422721] pc : 0xffff80003000404c
[ 372.422721] lr : enter_hypervisor+0xac/0xc8 [jailhouse]
[ 372.422722] sp : ffff800010013e70
[ 372.422723] x29: ffff800010013e70 x28: ffff1e2c80174600
[ 372.422724] x27: 0000000000000000 x26: ffff800010014000
[ 372.422726] x25: ffff800010010000 x24: 0000000000000001
[ 372.422727] x23: 0000000000000000 x22: ffff800030000000
[ 372.422729] x21: 0000000000000002 x20: ffff800030004000
[ 372.422730] x19: ffffdc9dc1f39000 x18: 0000000000000001
[ 372.422732] x17: ffffdc9dc1f32764 x16: 0000000000000002
[ 372.422733] x15: 0000ffffc0000000 x14: 0000000000000000
[ 372.422734] x13: 0000ffffc0200000 x12: 000000017c000000
[ 372.422736] x11: ffff0001bbe00000 x10: ffff1e2ce7cffb80
[ 372.422737] x9 : ffff800010013e70 x8 : 6e6967656220726f
[ 372.422739] x7 : 7369767265707968 x6 : 0000000000000003
[ 372.422740] x5 : 0000000000000000 x4 : 0000000000000000
[ 372.422742] x3 : 0000000000000100 x2 : 0000000000008000
[ 372.422743] x1 : 0000000000000000 x0 : 000000017c004800
[ 372.422745] Kernel panic - not syncing: bad mode
[ 372.422745] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G OE 5.10.104 #26
[ 372.422746] Hardware name: /, BIOS 1.0-d7fb19b 08/10/2022
[ 372.422747] Call trace:
[ 372.422747] dump_backtrace+0x0/0x1c8
[ 372.422748] show_stack+0x30/0x40
[ 372.422749] dump_stack+0xd8/0x138
[ 372.422750] panic+0x17c/0x384
[ 372.422750] bad_el0_sync+0x0/0x60
[ 372.422751] el1_inv+0x38/0x58
[ 372.422752] el1_sync_handler+0x50/0xb0
[ 372.422752] el1_sync+0x8c/0x140
[ 372.422753] 0xffff80003000404c
[ 372.422754] flush_smp_call_function_queue+0xd4/0x258
[ 372.422755] generic_smp_call_function_single_interrupt+0x1c/0x28
[ 372.422755] ipi_handler+0x1dc/0x388
[ 372.422756] handle_percpu_devid_fasteoi_ipi+0x8c/0x1d8
[ 372.422757] generic_handle_irq+0x40/0x58
[ 372.422758] __handle_domain_irq+0x70/0xc8
[ 372.422759] gic_handle_irq+0x68/0x134
[ 372.422760] el1_irq+0xd0/0x180
[ 372.422761] cpuidle_enter_state+0xbc/0x410
[ 372.422763] cpuidle_enter+0x40/0x58
[ 372.422763] call_cpuidle+0x44/0x78
[ 372.422764] do_idle+0x208/0x270
[ 372.422765] cpu_startup_entry+0x2c/0x70
[ 372.422768] secondary_start_kernel+0x14c/0x170