Lines Matching +full:r0 +full:- +full:6

1 /* SPDX-License-Identifier: MIT */
4  * arch-arm.h
40  * registers, the first argument in x0/r0 (for arm64/arm32 guests
42  * 32- or 64-bit), the second argument in x1/r1, the third in x2/r2,
47  * is an inter-procedure-call scratch register (e.g. for use in linker
52  * The return value is in x0/r0.
55  * by that hypercall (except r0 which is the return value) i.e. in
61  * EABI) and Procedure Call Standard for the ARM 64-bit Architecture
62  * (AAPCS64). Where there is a conflict the 64-bit standard should be
68  * which is mapped as Normal Inner Write-Back Outer Write-Back Inner-Shareable.
70  *  - hypercall arguments passed via a pointer to guest memory.
71  *  - memory shared via the grant table mechanism (including PV I/O
73  *  - memory shared with the hypervisor (struct shared_info, struct
94  *   All generic sub-operations
97  *   All generic sub-operations, with the exception of:
101  *   All generic sub-operations, with the exception of:
102  *    * SCHEDOP_block -- prefer wfi hardware instruction
105  *   All generic sub-operations
108  *   All generic sub-operations
111  *   All generic sub-operations
114  *   No sub-operations are currently supported
117  *   All generic sub-operations, with the exception of:
123  *   Exactly these sub-operations are supported:
128  *   All generic sub-operations
131  *   Exactly these sub-operations are supported:
138  * - struct start_info is not exported to ARM guests.
140  * - struct shared_info is mapped by ARM guests using the
141  *   HYPERVISOR_memory_op sub-op XENMEM_add_to_physmap, passing
144  * - All the per-cpu struct vcpu_info are mapped by ARM guests using the
145  *   HYPERVISOR_vcpu_op sub-op VCPUOP_register_vcpu_info, including cpu0
148  * - The grant table is mapped using the HYPERVISOR_memory_op sub-op
154  * - Xenstore is initialized by using the two hvm_params
156  *   with the HYPERVISOR_hvm_op sub-op HVMOP_get_param.
158  * - The paravirtualized console is initialized by using the two
160  *   can be read with the HYPERVISOR_hvm_op sub-op HVMOP_get_param.
162  * - Event channel notifications are delivered using the percpu GIC
166  * - The device tree Xen compatible node is fully described under Linux
199 		_sxghr_tmp->q = 0;			\
200 		_sxghr_tmp->p = val;			\
209  * Maximum number of virtual CPUs in legacy multi-processor guests.
219 /* Anonymous union includes both 32- and 64-bit names (e.g., r0/x0). */
225 /* Non-gcc sources must always use the proper 64-bit name (e.g., x0). */
325 	 * Based on the property clock-frequency in the DT timer node.
355 #define PSR_FIQ_MASK			(1 << 6) /* Fast Interrupt mask */
360 #define PSR_IT_MASK			(0x0600fc00) /* Thumb If-Then Mask */