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Some older toolchains may not have all the csr's defined. Update all
the csr functions to use the CSR_ #define values instead of the
toolchain defined values.
Suggested-by: Olof Johansson <[email protected]>
Signed-off-by: Atish Patra <[email protected]>
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This patch updates copyright header in all files as follows:
1. Makes "SPDX-License-Identifier: BSD-2-Clause" as first line
2. Change copyright year to 2019 for Western Digital
Signed-off-by: Anup Patel <[email protected]>
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This patch adds hardware floating-point (hard FP) access
macros and defines.
Signed-off-by: Anup Patel <[email protected]>
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Currently, we fail with error SBI_ENOTSUPP when we are not able
to handle illegal instruction trap. Instead, we should just
redirect illegal instruction trap to S-mode when not handled.
This redirection of illegal instruction trap will help lazy
save/restore of floating point registers to work correctly in
Linux kernel.
Signed-off-by: Anup Patel <[email protected]>
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This patch moves all instruction encoding macros to
riscv_encoding.h.
Signed-off-by: Anup Patel <[email protected]>
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Signed-off-by: Anup Patel <[email protected]>
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