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[PATCH v4 17/17] hw/arm: xen: Enable use of grant mappings
From: |
Edgar E. Iglesias |
Subject: |
[PATCH v4 17/17] hw/arm: xen: Enable use of grant mappings |
Date: |
Tue, 30 Apr 2024 18:49:39 +0200 |
From: "Edgar E. Iglesias" <edgar.iglesias@amd.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
---
hw/arm/xen_arm.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/hw/arm/xen_arm.c b/hw/arm/xen_arm.c
index 15fa7dfa84..6fad829ede 100644
--- a/hw/arm/xen_arm.c
+++ b/hw/arm/xen_arm.c
@@ -125,6 +125,11 @@ static void xen_init_ram(MachineState *machine)
GUEST_RAM1_BASE, ram_size[1]);
memory_region_add_subregion(sysmem, GUEST_RAM1_BASE, &ram_hi);
}
+
+ /* Setup support for grants. */
+ memory_region_init_ram(&xen_grants, NULL, "xen.grants", block_len,
+ &error_fatal);
+ memory_region_add_subregion(sysmem, XEN_GRANT_ADDR_OFF, &xen_grants);
}
void arch_handle_ioreq(XenIOState *state, ioreq_t *req)
--
2.40.1
- [PATCH v4 09/17] xen: mapcache: Break out xen_invalidate_map_cache_single(), (continued)
- [PATCH v4 09/17] xen: mapcache: Break out xen_invalidate_map_cache_single(), Edgar E. Iglesias, 2024/04/30
- [PATCH v4 13/17] softmmu: Pass RAM MemoryRegion and is_write xen_map_cache(), Edgar E. Iglesias, 2024/04/30
- [PATCH v4 08/17] xen: mapcache: Refactor xen_invalidate_map_cache_entry_unlocked, Edgar E. Iglesias, 2024/04/30
- [PATCH v4 10/17] xen: mapcache: Break out xen_map_cache_init_single(), Edgar E. Iglesias, 2024/04/30
- [PATCH v4 05/17] xen: mapcache: Refactor xen_remap_bucket for multi-instance, Edgar E. Iglesias, 2024/04/30
- [PATCH v4 07/17] xen: mapcache: Refactor xen_replace_cache_entry_unlocked, Edgar E. Iglesias, 2024/04/30
- [PATCH v4 06/17] xen: mapcache: Break out xen_ram_addr_from_mapcache_single, Edgar E. Iglesias, 2024/04/30
- [PATCH v4 11/17] xen: mapcache: Make MCACHE_BUCKET_SHIFT runtime configurable, Edgar E. Iglesias, 2024/04/30
- [PATCH v4 15/17] xen: mapcache: Remove assumption of RAMBlock with 0 offset, Edgar E. Iglesias, 2024/04/30
- [PATCH v4 14/17] xen: Add xen_mr_is_memory(), Edgar E. Iglesias, 2024/04/30
- [PATCH v4 17/17] hw/arm: xen: Enable use of grant mappings,
Edgar E. Iglesias <=
- [PATCH v4 16/17] xen: mapcache: Add support for grant mappings, Edgar E. Iglesias, 2024/04/30