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| author |   Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com> | 2023-10-10 11:40:56 +0000 |
|---|---|---|
| committer | Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com> | 2023-10-10 11:40:56 +0000 |
| commit | e02cda008591317b1625707ff8e115a4841aa889 (patch) | |
| tree | aee302e3cf8b59ec2d32ec481be3d1afddfc8968 /target/i386/cpu-param.h | |
| parent | cc668e6b7e0ffd8c9d130513d12053cf5eda1d3b (diff) | |
Introduce Virtio-loopback epsilon release:
Epsilon release introduces a new compatibility layer which make virtio-loopback
design to work with QEMU and rust-vmm vhost-user backend without require any
changes.
Signed-off-by: Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com>
Change-Id: I52e57563e08a7d0bdc002f8e928ee61ba0c53dd9
Diffstat (limited to 'target/i386/cpu-param.h')
| -rw-r--r-- | target/i386/cpu-param.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/target/i386/cpu-param.h b/target/i386/cpu-param.h new file mode 100644 index 000000000..57abc64c0 --- /dev/null +++ b/target/i386/cpu-param.h @@ -0,0 +1,28 @@ +/* + * i386 cpu parameters for qemu. + * + * Copyright (c) 2003 Fabrice Bellard + * SPDX-License-Identifier: LGPL-2.0+ + */ + +#ifndef I386_CPU_PARAM_H +#define I386_CPU_PARAM_H 1 + +#ifdef TARGET_X86_64 +# define TARGET_LONG_BITS 64 +# define TARGET_PHYS_ADDR_SPACE_BITS 52 +/* + * ??? This is really 48 bits, sign-extended, but the only thing + * accessible to userland with bit 48 set is the VSYSCALL, and that + * is handled via other mechanisms. + */ +# define TARGET_VIRT_ADDR_SPACE_BITS 47 +#else +# define TARGET_LONG_BITS 32 +# define TARGET_PHYS_ADDR_SPACE_BITS 36 +# define TARGET_VIRT_ADDR_SPACE_BITS 32 +#endif +#define TARGET_PAGE_BITS 12 +#define NB_MMU_MODES 3 + +#endif |