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| author | Jamin Lin <jamin_lin@aspeedtech.com> | 2024-06-04 13:44:23 +0800 |
|---|---|---|
| committer | Cédric Le Goater <clg@redhat.com> | 2024-06-16 21:08:54 +0200 |
| commit | f944890dfd4222f091cea8680281e0bf7114f721 (patch) | |
| tree | e61ec63e894646617416747d7d5dd9858de58f0b /include/hw | |
| parent | 8db36a4f74ea97c2d7b5cd21515cd61c3749f39d (diff) | |
| download | qemu-f944890dfd4222f091cea8680281e0bf7114f721.zip qemu-f944890dfd4222f091cea8680281e0bf7114f721.tar.gz qemu-f944890dfd4222f091cea8680281e0bf7114f721.tar.bz2 | |
aspeed/sli: Add AST2700 support
AST2700 SLI engine is designed to accelerate the
throughput between cross-die connections.
It have CPU_SLI at CPU die and IO_SLI at IO die.
Introduce dummy AST2700 SLI and SLIIO models.
Signed-off-by: Troy Lee <troy_lee@aspeedtech.com>
Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Diffstat (limited to 'include/hw')
| -rw-r--r-- | include/hw/misc/aspeed_sli.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/hw/misc/aspeed_sli.h b/include/hw/misc/aspeed_sli.h new file mode 100644 index 0000000..23f346a --- /dev/null +++ b/include/hw/misc/aspeed_sli.h @@ -0,0 +1,27 @@ +/* + * ASPEED SLI Controller + * + * Copyright (C) 2024 ASPEED Technology Inc. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ +#ifndef ASPEED_SLI_H +#define ASPEED_SLI_H + +#include "hw/sysbus.h" + +#define TYPE_ASPEED_SLI "aspeed.sli" +#define TYPE_ASPEED_2700_SLI TYPE_ASPEED_SLI "-ast2700" +#define TYPE_ASPEED_2700_SLIIO TYPE_ASPEED_SLI "io" "-ast2700" +OBJECT_DECLARE_SIMPLE_TYPE(AspeedSLIState, ASPEED_SLI) + +#define ASPEED_SLI_NR_REGS (0x500 >> 2) + +struct AspeedSLIState { + SysBusDevice parent; + MemoryRegion iomem; + + uint32_t regs[ASPEED_SLI_NR_REGS]; +}; + +#endif /* ASPEED_SLI_H */ |