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system: Pass RAM MemoryRegion and is_write in xen_map_cache()

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Propagate MR and is_write to xen_map_cache().
This is in preparation for adding support for grant mappings.

No functional change.

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Acked-by: Peter Xu <peterx@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-ID: <20240430164939.925307-14-edgar.iglesias@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
This commit is contained in:
Edgar E. Iglesias 2024-04-30 18:49:35 +02:00 • committed by Philippe Mathieu-Daudé
parent 886e5ade91
commit 5a5585f45d
3 changed files with 36 additions and 16 deletions
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11
include/sysemu/xen-mapcache.h
View file

@ -18,8 +18,9 @@ typedef hwaddr (*phys_offset_to_gaddr_t)(hwaddr phys_offset,
void xen_map_cache_init(phys_offset_to_gaddr_t f,
void *opaque);
uint8_t *xen_map_cache(hwaddr phys_addr, hwaddr size,
uint8_t lock, bool dma);
uint8_t *xen_map_cache(MemoryRegion *mr, hwaddr phys_addr, hwaddr size,
uint8_t lock, bool dma,
bool is_write);
ram_addr_t xen_ram_addr_from_mapcache(void *ptr);
void xen_invalidate_map_cache_entry(uint8_t *buffer);
void xen_invalidate_map_cache(void);
@ -33,10 +34,12 @@ static inline void xen_map_cache_init(phys_offset_to_gaddr_t f,
{
}
static inline uint8_t *xen_map_cache(hwaddr phys_addr,
static inline uint8_t *xen_map_cache(MemoryRegion *mr,
hwaddr phys_addr,
hwaddr size,
uint8_t lock,
bool dma)
bool dma,
bool is_write)
{
abort();
}