diff options
Diffstat (limited to 'src/arch/riscv/include')
| -rw-r--r-- | src/arch/riscv/include/mcall.h | 42 |
1 files changed, 26 insertions, 16 deletions
diff --git a/src/arch/riscv/include/mcall.h b/src/arch/riscv/include/mcall.h index a43b9cf49b..e303d0d28d 100644 --- a/src/arch/riscv/include/mcall.h +++ b/src/arch/riscv/include/mcall.h @@ -16,35 +16,43 @@ #ifndef _MCALL_H #define _MCALL_H +// NOTE: this is the size of hls_t below. A static_assert would be +// nice to have. +#define HLS_SIZE 64 + +/* We save 37 registers, currently. */ +#define MENTRY_FRAME_SIZE (HLS_SIZE + 37 * 8) + +#ifndef __ASSEMBLER__ + #include <arch/encoding.h> #include <atomic.h> #include <stdint.h> -#define HLS_SIZE 64 -#define MENTRY_FRAME_SIZE HLS_SIZE - typedef struct { - unsigned long base; - unsigned long size; - unsigned long node_id; + unsigned long base; + unsigned long size; + unsigned long node_id; } memory_block_info; typedef struct { - unsigned long dev; - unsigned long cmd; - unsigned long data; - unsigned long sbi_private_data; + unsigned long dev; + unsigned long cmd; + unsigned long data; + unsigned long sbi_private_data; } sbi_device_message; typedef struct { - sbi_device_message* device_request_queue_head; - unsigned long device_request_queue_size; - sbi_device_message* device_response_queue_head; - sbi_device_message* device_response_queue_tail; + sbi_device_message *device_request_queue_head; + unsigned long device_request_queue_size; + sbi_device_message *device_response_queue_head; + sbi_device_message *device_response_queue_tail; - int hart_id; - int ipi_pending; + int hart_id; + int ipi_pending; + uint64_t *timecmp; + uint64_t *time; } hls_t; #define MACHINE_STACK_TOP() ({ \ @@ -67,4 +75,6 @@ uintptr_t mcall_send_ipi(uintptr_t recipient); uintptr_t mcall_shutdown(void); void hls_init(uint32_t hart_id); // need to call this before launching linux +#endif // __ASSEMBLER__ + #endif |