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drivers: virtualization: Add implementation for ivshmem-v2

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ivshmem-v2 is primarily used for IPC in the Jailhouse hypervisor

Signed-off-by: Grant Ramsay <gramsay@enphaseenergy.com>
This commit is contained in:
Grant Ramsay 2023-04-30 14:34:58 +12:00 • committed by Christopher Friedt
commit dc0e98c224
2 changed files with 417 additions and 36 deletions
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69
drivers/virtualization/virt_ivshmem_handlers.c
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@ -52,5 +52,72 @@ static inline int z_vrfy_ivshmem_register_handler(const struct device *dev,
return z_impl_ivshmem_register_handler(dev, signal, vector);
}
#include <syscalls/ivshmem_register_handler_mrsh.c>
#ifdef CONFIG_IVSHMEM_V2
static inline size_t z_vrfy_ivshmem_get_rw_mem_section(const struct device *dev,
uintptr_t *memmap)
{
Z_OOPS(Z_SYSCALL_DRIVER_IVSHMEM(dev, get_rw_mem_section));
Z_OOPS(Z_SYSCALL_MEMORY_WRITE(memmap, sizeof(uintptr_t)));
return z_impl_ivshmem_get_rw_mem_section(dev, memmap);
}
#include <syscalls/ivshmem_get_rw_mem_section_mrsh.c>
static inline size_t z_vrfy_ivshmem_get_output_mem_section(const struct device *dev,
uint32_t peer_id,
uintptr_t *memmap)
{
Z_OOPS(Z_SYSCALL_DRIVER_IVSHMEM(dev, get_output_mem_section));
Z_OOPS(Z_SYSCALL_MEMORY_WRITE(memmap, sizeof(uintptr_t)));
return z_impl_ivshmem_get_output_mem_section(dev, peer_id, memmap);
}
#include <syscalls/ivshmem_get_output_mem_section_mrsh.c>
static inline uint32_t z_vrfy_ivshmem_get_state(const struct device *dev,
uint32_t peer_id)
{
Z_OOPS(Z_SYSCALL_DRIVER_IVSHMEM(dev, get_state));
return z_impl_ivshmem_get_state(dev, peer_id);
}
#include <syscalls/ivshmem_get_state_mrsh.c>
static inline int z_vrfy_ivshmem_set_state(const struct device *dev,
uint32_t state)
{
Z_OOPS(Z_SYSCALL_DRIVER_IVSHMEM(dev, set_state));
return z_impl_ivshmem_set_state(dev, state);
}
#include <syscalls/ivshmem_set_state_mrsh.c>
static inline uint32_t z_vrfy_ivshmem_get_max_peers(const struct device *dev)
{
Z_OOPS(Z_SYSCALL_DRIVER_IVSHMEM(dev, get_max_peers));
return z_impl_ivshmem_get_max_peers(dev);
}
#include <syscalls/ivshmem_get_max_peers_mrsh.c>
static inline uint16_t z_vrfy_ivshmem_get_protocol(const struct device *dev)
{
Z_OOPS(Z_SYSCALL_DRIVER_IVSHMEM(dev, get_protocol));
return z_impl_ivshmem_get_protocol(dev);
}
#include <syscalls/ivshmem_get_protocol_mrsh.c>
static inline int z_vrfy_ivshmem_enable_interrupts(const struct device *dev,
bool enable)
{
Z_OOPS(Z_SYSCALL_DRIVER_IVSHMEM(dev, enable_interrupts));
return z_impl_ivshmem_enable_interrupts(dev, enable);
}
#include <syscalls/ivshmem_enable_interrupts_mrsh.c>
#endif /* CONFIG_IVSHMEM_V2 */