diff options
| author | Shell <[email protected]> | 2024-09-02 16:38:42 +0800 |
|---|---|---|
| committer | Meco Man <[email protected]> | 2024-09-11 18:06:51 -0400 |
| commit | 7528645f595f2b9d0e89a146ca477bb6849e64c5 (patch) | |
| tree | ea7dbea2adbb908959f614497ce4b4d993c4399a /libcpu/risc-v/virt64/stack.h | |
| parent | adbbd24ad77ccb7cc6312c38360aeb1909b08e31 (diff) | |
feat: libcpu/risc-v: unify context on c906, virt64
Changes:
- added config for NEW_CTX_SWITCH
- used new context on c906 sched switch routine
- update _rt_hw_stack_init to fit into NEW_CTX_SWITCH
- separated vector ctx from the generic
Signed-off-by: Shell <[email protected]>
Diffstat (limited to 'libcpu/risc-v/virt64/stack.h')
| -rw-r--r-- | libcpu/risc-v/virt64/stack.h | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/libcpu/risc-v/virt64/stack.h b/libcpu/risc-v/virt64/stack.h index 4899c6f2c8..4302b26e1f 100644 --- a/libcpu/risc-v/virt64/stack.h +++ b/libcpu/risc-v/virt64/stack.h @@ -6,12 +6,23 @@ * Change Logs: * Date Author Notes * 2021-01-30 lizhirui first version + * 2021-11-18 JasonHu add fpu member + * 2022-10-22 Shell Support kernel mode RVV */ #ifndef __STACK_H__ #define __STACK_H__ +#include "stackframe.h" + #include <rtthread.h> + +typedef struct rt_hw_switch_frame +{ + uint64_t regs[RT_HW_SWITCH_CONTEXT_SIZE]; +} *rt_hw_switch_frame_t; + + struct rt_hw_stack_frame { rt_ubase_t epc; /* epc - epc - program counter */ @@ -47,13 +58,13 @@ struct rt_hw_stack_frame rt_ubase_t t5; /* x30 - t5 - temporary register 5 */ rt_ubase_t t6; /* x31 - t6 - temporary register 6 */ rt_ubase_t user_sp_exc_stack; /* sscratch - user mode sp/exception stack */ - rt_ubase_t __padding; /* align to 16bytes */ -#ifdef ENABLE_FPU + rt_ubase_t __padding; /* align to 16bytes */ +#ifdef ARCH_RISCV_FPU rt_ubase_t f[CTX_FPU_REG_NR]; /* f0~f31 */ -#endif -#ifdef ENABLE_VECTOR +#endif /* ARCH_RISCV_FPU */ +#ifdef ARCH_RISCV_VECTOR rt_ubase_t v[CTX_VECTOR_REG_NR]; -#endif +#endif /* ARCH_RISCV_VECTOR */ }; #endif |